Other Mini-Meetings

Session 1

Conference Registration

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

1

Opening Ceremonies

1

Coffee Break

Session 1

Millennium Celebration: The Challenges of the XXI Century: Part I

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Kingtse Mo, NOAA/NWS/NCEP/CPC

10:30 AM

1.1

Recent developments in Southern Hemisphere meteorology (Invited Presentation)

Julia E. Nogues-Paegle, Univ. of Utah, Salt Lake City, UT

11:00 AM

1.2

Challenges for Southern Hemisphere atmospheric and ocean sciences in the 21st Century(Invited Presentation)

Kevin E. Trenberth, NCAR, Boulder, CO

11:30 AM

1.3

Human development: a common challenge for earth and social sciences (Invited Presentation)

Carmen Artigas, United Nations Economic Commission for Latin America and the Caribbean (ECLAC), Santiago, Chile

12:00 PM

1.3a

Lunch Break

Poster Session 1

Oceanography: Satellite Data, Applied Meteorology, Atmospheric Chemistry, Urban Climate

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

P1.1

Classification and analysis cloud types using multispectral data of the radiometer AVHRR of the satellite NOAA-14

P1.2

Trends in the Solar Radiation Level UV-B in the Spring-Winter of 1998 Between latitudes 18°S and 33°S

Miguel Rivas, Univ. of Tarapacá, Arica, Chile; and E. Rojas and J. Herman

P1.3

NDVI and GEMI comparison using AVHRR-NOAA data to remote sensing the vegetation in Brazil

José Ricardo de Almeida França, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil; and W. Schroeder

P1.4

An application of NOAA-AVHRR satellite thermal imagery in frost protection

A. L. Flores, Universidad Nacional del Comahue, Buenos Aires, Neuquen, Argentina; and M. G. Cogliati, C. Palese, M. A. Bastanski, and J. L. Lässig

P1.5

Hydrological application of S band radar reflectivities in South Africa.

P1.6

The application of Satellite and Global Meteorological Model data to monitoring and forecasting of Moisture and Cloud at remote Sites in Northern Chile

David Andre Erasmus, South African Astronomical Observatory, Cape Town, South Africa

P1.7

Association between Tucuman Temperature and the Solar Cycle Length

Nieves Ortiz de Adler, Universidad Nacional de Tucuman, CONICET, S.M. de Tucuman, Tucuman, Argentina; and A. G. Elias

P1.8

Downward longwave radiative fluxes in an urban tropical atmosphere

Artemio Plana-Fattori, University of Sao Paulo, Sao Paulo, Brazil; and B. A. Fomin and S. M. Sievert da Costa

P1.9

Precipitation amount and temperature dependence on day of the week in Australian cities

Kevin Keay, Univ. of Melbourne, Parkville, Vic., Australia; and I. Simmonds

P1.10

Estimating the daily upward longwave surface radiation flux from NOAA-AVHRR data

José Ricardo de Almeida França, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil; and L. D. F. Peres

P1.11

UV Index values related to anomaly low Ozone events during summer over Australia

P1.12

Model of profiles distribution of stratospherics ozone associated with the events of ozone depletion in middle latitudes in South America.

Arnaldo Torres-Contador, Universidad de Valparaiso, Valparaiso, Chile; and L. Da Silva Matus

P1.13

An examination of low ozone values in the Southern Hemisphere middle latitudes during 1997

P1.14

Ozone modeling in an ethanol-, gasoline- and diesel- fuel environment: the Metropolitan area of São Paulo, Brazil

M. Fátima Andrade, Univ. of São Paulo, São Paulo, Brazil; and A. H. Miguel, A. G. Ulke, and R. Y. Ynoue

P1.15

Audit of Historical Climatological Data on Computer

Jan H. Vermeulen, South African Weather Bureau, Pretoria, Gauteng, South Africa; and C. P. Theunissen and C. Ferreira

P1.16

'Figtree Place': Rainwater Conservation and Reuse at a Water Sensitive Redevelopment.

Howard A. Bridgman, University of Newcastle, Newcastle, NSW, Australia; and D. A. Arthur, P. J. Coombes, and G. A. Kuczera

P1.17

Cloud-top characteristics documentation: Test of an automated method

Daniel A. Vila, Instituto Nacional del Agua y del Ambiente, Buenos Aires, Argentina; and I. Velasco, L. A. Machado, and D. Goniadzki

P1.18

Comparison between daily airborne arboreal and non- arboreal pollen patterns in Mar del Plata (Argentina)

Claudio Perez, Universidad de Buenos Aires, Buenos Aires, Argentina; and J. M. Gardiol and M. M. Paez

P1.19

Photochemical air quality modeling in São Paulo, Brazil

Ana G. Ulke, University of Buenos Aires, Buenos Aires, Argentina; and M. F. Andrade and R. Y. Ynoue

P1.20

Evolution of albedo, net radiation and soil heat flux before and after a forest burning in Southern Amazonia

Ralf Gielow, INPE, São José dos Campos, Brazil; and J. Andrade de Carvalho Jr., E. Alvarado, and J. C. Santos

P1.21

Application of a modeling-system to assess regional pollution in Chile

Laura Gallardo, Comisión Nacional del Medio Ambiente, Santiago, Chile; and G. Olivares, J. Langner, M. Engardt, and L. Robertson

P1.22

Coast fog water potential and its applications

Roberto Espejo Sr., Universidad Católica del Norte, Antofagasta, Chile

P1.23

Wind energy assessment of Brazil by means of regional atmospheric model

Gil Lizcano Sr., Brazilian Wind Energy Centre, Recife, Pernambuco, Brazil

P1.24

Analysis of air mass trajectories and implications for predicting pathways of volcanic material from Mt. Ruapehu, New Zealand

Andrew P. Sturman, University of Canterbury, Christchurch, New Zealand; and H. Wernli and P. Zawar-Reza

P1.25

Richardson's number and its relation to the curvature of the wind profile based on Pantanal micrometeorological data

Regina C. S. Alvalá, Instituto Nacional de Pesquisas Espaciais, São José dos Campos, São Paulo, Brazil; and K. P. Vittal Murty, R. Gielow, and A. O. Manzi

P1.26

Modeling the emission and transport of CO2 from Amazonia burning areas

Igor V. Trosnikov, Center for Weather Forecast and Climate Studies/National Institute for Space Research, Cachoeira Paulista, Brazil; and C. A. Nobre

P1.27

The influence of meteorological phenomena on trace gas concentrations at the cerro tololo global watch station (chile)

Franz Fiedler, Forschungszentrum Karlsruhe/Universitaet Karlsruhe, Karlsruhe, Germany; and N. Kalthoff, I. Bischoff-Gauß, M. Fiebig-Wittmaack, and L. Gallardo

P1.28

Precipitation patterns over the southern oceans derived from TOPEX and TMR measurements

Luiz C. G. Lopes, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil

P1.29

Emission of methyl iodide from the Southern Ocean

Daniel S. Cohan, Georgia Institute of Technology, Atlanta, GA; and G. Sturrock and P. J. Fraser

P1.30

Clean sky at Southern Patagonia

B. Milicic, Universidad Nacional de la Patagonia Austral, Río Gallegos, Argentina; and S. Dìaz

P1.31

Eddy Formation in 2.5-layer Western Boundary Currents and their Extensions

Ilson C. da Silveira, Instituto Oceanografico da USP, Sao Paulo, Brazil; and G. R. Flierl

P1.32

Low frequency ocean circulation around New Zealand from model winds and the Island Rule

Basil Stanton, National Institute of Water and Atmospheric Research, Wellington, New Zealand

P1.33

Dynamics of the Brazil Current Meandering along Southeast Brazil

Ilson C. da Silveira, Instituto Oceanografico da Universidade de Sao Paulo, Sao Paulo, Brazil; and E. J. D. Campos, G. R. Flierl, A. K. Schmidt, and S. S. de Godoi

P1.34

Short term variability of the upwelling near Cabo Frio (Brazil)

A. R. Piola, Servicio de Hidrografia Naval and Universidad de Buenos Aires, Buenos Aires, Argentina; and E. J. D. Campos, P. L. Silva Dias, R. Camargo, and C. A. D. Lentini

P1.35

Effects of the passage of atmospheric cyclones over the ocean in the Brazil-Malvinas Confluence

E. Giarolla, (INPE) Instituto Nacional de Pesquisas Espaciais, Sao Jose dos Campos, Sao Paulo, Brazil; and E. J. D. Campos, P. L. Silva Dias, and R. Camargo

P1.36

A Data assimilation method used with an Ocean Circulation Model and its application to the Tropical Atlantic

Konstantin P. Belyaev, Center of Weather Forecast & Climate Studies, Cachoeira Paulista, Sao Paulo, Brazil; and C. A. S. Tanajura and J. J. O'Brien

P1.37

Physical oceanographic conditions off central south chilean coasts

Jenny I. Maturana-Acevedo, Chilean Navy Hydrographic and Oceanographic Service (SHOA), Valparaíso, Chile; and W. A. García

P1.38

Local and remote forcing of coastal upwelling near Valparaiso, Chile (33S) in late spring of 1996 (La Niña) and 1997 (El Niño)

S. Vega, Universidad de Valparaiso, Valparaiso, Chile; and J. A. Rutllant and I. Masotti

P1.39

Oceanographic variability in the ecuadorian sea associated with the enso event 97-98

Rodney G. Martinez Sr., Instituto Oceanográfico de la Armada (INOCAR) Ecuador, Guayaquil, Ecuador; and E. Zambrano Sr.

P1.40

On the Heat Stored trends in the oceanic mixing layer and the Climate Change

Maria Elizabeth Castañeda, Universidad de Buenos Aires, Buenos Aires, Argentina

P1.41

Turbulent fluxes over the Atlantic Ocean

Jacyra Soares, University of São Paulo, São Paulo, Brazil; and A. P. Oliveira and I. Wainer

P1.42

Thermohaline structure of the water in the Southwestern Atlantic

Dimitri N. Severov, Univ. of Uruguay, Montevideo, Uruguay

P1.43

The Atmospheric Boundary Layer in the Atlantic Ocean: Numerical Modeling and Observation

A. P. Oliveira, Universidade de São Paulo, São Paulo, Brazil; and J. Soares and I. Wainer

P1.44

Plankton and environmental conditions in the inner area of bahía Blanca estuary, Argentina, during one annual cycle

P1.45

Surface Wave Regime in the Brazilian Coast

Tania Ocimoto Oda, IEAPM, Arraial do Cabo, Brazil; and V. Innocentini

P1.46

CO₂outgassing continued in an upwelling area off northern Chile during the development phase of El Niño 97-98

Rodrigo Torres-Saavedra, Univ. of Göteborg, Göteborg, Sweden; and D. Turner and J. A. Rutllant

P1.47

SST fronts in the Southwestern Atlantic

Dimitri N. Severov, Univ. of Uruguay, Montevideo, Uruguay; and V. A. Severova

P1.48

SST fronts in the Southeastern Pacific

Dimitri N. Severov, Univ. of Uruguay, Montevideo, Uruguay

P1.49

Stochastic wind-induced variability of ocean gyres

Andrew M. Moore, CIRES/Univ. of Colorado, Boulder, CO

Coffee Break

Session 2A

General Circulation (Parallel with Session 2b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Wassila M. Thiaw, NOAA/NWS/NCEP/CPC

3:30 PM

2A.1

The Daily Wave 1 on the Southern Hemispherein Winter (Invited Presentation)

Harry van Loon, NCAR, Boulder, CO; and R. F. Milliff and T. J. Hoar

4:00 PM

2A.2

Observed increases in radius as Southern Hemisphere surface cyclones evolve

Ian Simmonds, University of Melbourne, Parkville, Vic., Australia

2A.3

Extratropical transition and transformation of southwest Pacific tropical cyclones

4:30 PM

2A.4

The SH mid-latitude atmospheric circulation in a coupled GCM, and its fluctuations at different time scales

Le Treut Herve, LMD (laboratoire de Meteorologie Dynamique) du CNRS, Paris, France; and L. Carine, L. Laurent, and D. Jean-Louis

4:45 PM

2A.5

Sensitivity of LMD general circulation model in South America to a SST change in tropical pacific

José Ricardo de Almeida França, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil; and A. R. T. Júnior, I. D. A. Santos, L. Li, and H. L. Treut

5:00 PM

2A.6

Climatological features represented by the CPTEC/COLA Global Circulation Model

Iracema F. A. Cavalcanti, Instituto Nacional de Pesquisas Espaciais, Cachoeira Paulista, Brazil; and P. Satyamurti, J. A. Marengo, I. Trosnikov, J. P. Bonatti, C. A. Nobre, C. D'Almeida, G. Sampaio, C. Castro, and M. Sanches

5:15 PM

2A.7

Ensemble simulation of interannual climate variability using the CPTEC/COLA Global Climate Model for the period 1982-1991

J. A. Marengo, CPTEC/INPE, Cachoeira Paulista, Sao Paulo, Brazil; and I. F. A. Cavalcanti, P. Satyamurti, J. P. Bonatti, C. A. Nobre, G. Sampaio, C. D'Almeida, H. Camargo, C. Castro, M. Sanches, and L. Pezzi

5:30 PM

2A.8

Numerical Study of the impact of tropical heat sources during the austral summer

Marcelo Belassiano, Universidade de São Paulo, Rio de Janeiro, Brazil; and A. W. Gandu

5:45 PM

2A.9

Simulations of Southern Hemisphere climate using a variable resolution stretched grid atmospheric GCM

Claudio Menendez, Centro de Investigaciones del Mar y la Atmosfera (CIMA, CONICET-UBA), Buenos Aires, Argentina; and A. Carril, M. Nuñez, V. Serafini, Z. X. Li, and H. Le Treut

Session 2B

Oceanography of the Southern Oceans and Eastern Boundary Currents (Parallel with Session 2a)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizers: Edmo J. D. Campos, IOUSP/Cidade Univ.; Joachim Ribbe, University of Concepcion

3:30 PM

2B.1

Flow disturbances in the Antarctic Circumpolar Current at the Prince Edward Islands

Isabelle Jane Ansorge, Univ. of Cape Town, Cape Town, South Africa; and J. R. E. Lutjeharms

3:45 PM

2B.2

Review of southern hemisphere mid-latitude water mass formation processes in ocean circulation models

Joachim Ribbe, University of Concepcion, Concepcion, Chile

4:00 PM

2B.3

Seasonal observations of the Subantarctic Front and Subantarctic Mode Water to the south-east of New Zealand

M. Morris, NIWAR, Wellington, New Zealand; and B. Stanton

4:15 PM

2B.4

Flow variability along the Sub-Antarctic Front, southeast of New Zealand

Basil Stanton, National Institute of Water and Atmospheric Research, Wellington, New Zealand; and M. Morris

4:30 PM

2B.5

Investigation of the seasonal cycle of the equatorial currents in the Pacific

Noel S. Keenlyside, Meteorology CRC, Melbourne, Vic., Australia; and R. Kleeman

2B.6

Empirical circulation models: is there a place for them in oceanography?

5:00 PM

2B.7

Marine Cyclones Over South Atlantic Ocean During 1999 Winter. Part II: The Surface Waves Generated Along the Brazilian Coast.

Rogerio Neder Candella, IEAPM, Arraial do Cabo, Brazil; and V. Innocentini

5:15 PM

2B.8

A numerical study of the retroflection and rings of the North Brazil Current

Edmo J. D. Campos, Univ. de Sao Paulo, Sao Paulo, Brazil; and E. Patti Jr., I. C. A. da Silveira, and E. P. Chassignet

5:30 PM

2B.9

Low frequency circulation and coastal trapped waves propagation along chilean coasts

Claudia A. Valenzuela_Cuevas, Chilean Navy Hydrographic and Oceanographic Service, Valparaíso, Chile; and S. N. Salinas-Marchant

5:45 PM

2B.10

An altimetric study of the regional circulation off Peru and Chile during the 1997-1998 El Nino

P. Ted Strub, Oregon State University, Corvallis, OR; and C. James

Conference Reception

Session 3A

Decadal and ENSO Variability in the Southern Hemisphere (Parallel with Session 3b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Kerry H. Cook, Cornell University

8:30 AM

3A.1

Interdecadal rainfall variability in subtropical South America and its relationship with tropical Pacific SST

Aldo Montecinos, Universidad de Chile, Santiago, Chile; and R. D. Garreaud and P. Aceituno

3A.2

ENSO and the Interdecadal Pacific Oscillation: their impact on Australian rainfall

9:00 AM

3A.3

Modeling the Interdecadal Variation of ENSO Teleconnections

A. Brett Mullan, NIWA, Wellington, New Zealand; and C. K. Folland and B. Bhaskaran

9:15 AM

3A.4

Interannual variability of winter storm tracks in the Southern Hemisphere

Silvina A. Solman, University of Buenos Aires, CIMA (UBA/CONICET), Buenos Aires, Argentina; and C. C. Menéndez

9:30 AM

3A.5

Southern Hemisphere 500 hPa Height Anomaly Dynamics During South Pacific Warm and Cold Events

Glenn R. McGregor, Univ. of Birmingham, Birmingham, United Kingdom; and R. E. Houseago

9:45 AM

3A.6

Evolution of consistent rainfall anomalies over Brazil during the ENSO cycle

Alice M. Grimm, Federal University of Parana, Curitiba, Brazil

10:00 AM

3A.7

On extreme precipitation in northern Peru during ENSO episodes

Angel G. Cornejo, Peru National Weather Service and Peru National Agrarian University, Jesus Maria, Lima, Peru; and E. Jaimes

10:15 AM

3A.8

Analysis of TRMM Rainfall and Lightning Measurements in Chile during the Summer of 1997/98 (El Niño) And 1998/99 (La Niña) Summer Events

Carlos A. Morales, University of Conneticut, Storrs, CT; and J. A. Vergara

10:30 AM

3A.9

Influence of El Niño and La Niña events on Temperature in Southern South America

Vicente R. Barros, University of Buenos Aires, CONICET, Buenos Aires, Argentina; and A. M. Grimm and M. E. Doyle

10:45 AM

3A.10

Large-scale patterns of chlorophyll off Peru and Chile during the 1997-98 El Nino

Andrew C. Thomas, University of Maine, Orono, ME

11:00 AM

3A.6a

Morning Coffee Break

Session 3B

Oceanography of the Southern Oceans and Eastern Boundary Currents: Part II (parallel with Session 3a)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizers: Joachim Ribbe, University of Concepcion; Edmo J.D. Campos, IOUSP

8:30 AM

3B.1

The annual cycle of The Brazil—Malvinas Confluence region in the NCAR Climate System Model

Ilana Wainer, University of Sao Paulo, Sao Paulo, Brazil; and P. R. Gent and G. Goni

8:45 AM

3B.2

Seasonal to interannual variability from XBT Measurements across Drake Passage

Janet Sprintall, SIO, La Jolla, CA; and R. Peterson, D. Roemmich, and M. Drabble

9:00 AM

3B.3

Local and remote forcing of subinertial fluctuations in the ocean off the west coast of South America

Oscar Pizarro, Univ. of Concepcion, Concepción, Chile; and G. Shaffer

9:15 AM

3B.4

Oceanographic observations in Chilean coastal waters Between Valdiva and Concepcion

Larry Atkinson, Old Dominion University, Norfolk, VA; and A. Valle-Levinson, D. Figueroa, R. De Pol-Holz, and V. A. Gallardo

9:30 AM

3B.5

Changes in hydrography and circulation in the eastern South Pacific Ocean between 1967 and 1995

Ole Leth, University of Copenhagen, Copenhagen, Denmark; and G. Shaffer, O. Ulloa, and M. Williams

9:45 AM

3B.6

Investigating decadal and interannual variation in the eastern South Pacific with a numerical model

Michael Williams, University of Copenhagen, Copenhagen, Denmark; and G. Shaffer, O. Leth, and J. Ribbe

10:00 AM

3B.7

Seasonal variability of the coastal upwelling off Concepción (37ºS), Chile

Dante Figueroa, Universidad de Concepción, Concepción, Chile; and C. Moffat

10:15 AM

3B.8

Freshwater input into the coastal ocean and its relation on the salinity distribution off Austral Chile (35-54ºS)

Paola M. Davila, Universidad de Concepción, Concepción, Chile; and D. Figueroa

10:30 AM

3B.9

A numerical simulation of the upwelling regime off the Chilean coast.

Jorge M. Mesias, Oregon State University, Corvallis, OR; and R. P. Matano and P. T. Strub

10:45 AM

3B.10

Interannual changes of the intraseasonal fluctuations in the eastern boundary current off South America

Samuel Hormazabal, Niels Bohr Institute for Astronomy, Physics and Geophysics, Copenhagen, Denmark; and G. Shaffer

11:00 AM

3B.6a

Morning Coffee Break

Session 4

Millennium Celebration: the Challeges of the XXI Century: Part II

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Jose Rutllant, Universidad de Chile

11:45 AM

4.1

Development of our understanding of the ENSO Cycle: Impact on Southern Hemisphere hydrology (Invited Presentation)

Eugene M. Rasmusson, University of Maryland, College Park, MD; and C. F. Ropelewski

12:15 PM

4.2

Manifestations of the Tropical Intraseasonal Oscillation in the Southern Hemisphere (Invited Presentation)

Roland A. Madden, NCAR, Boulder, CO

12:45 PM

4.3

Satellites, Oceanography, and the Southeast Pacific Ocean (Invited Presentation)

David Halpern, JPL, Pasadena, CA

1:15 PM

4.3a

Lunch Break

Poster Session 2

Climate and Low Frequency Variability

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

P2.1

Decadal and interannual variations in the Southern Hemisphere and sea surface temperature anomalies

Kingtse C. Mo, NOAA/NWS/NCEP/CPC, Camp Springs, MD

P2.2

Role of the Southern hemisphere in the atmospheric response to decadal solar forcing

David C. Hill, Rutherford Appleton Laboratory, Didcot, Oxfordshire, United Kingdom; and M. R. Allen, S. F. B. Tett, and P. A. Stott

P2.3

Detection of multi-decadal time-scale variability in temperature anomalies (deg. Cent.) over land+marine regions for the Southern Hemisphere for the period 1867 to 1996 i.e. 130 years

C. P. Kulkarni Sr., WMO, Pune, Maharashtra, India

P2.4

Variations of the Southern Hemisphere storm-tracks on interannual-time scales

Carolina S. Vera, University of Buenos Aires, CONICET, Buenos Aires, Argentina

P2.5

Seasonal forecast of rainfall in central Chile using the "logistic" method

Felipe Farías, Universidad de Chile, Santiago, Chile; and A. Montecinos and P. Aceituno

P2.6

An evaluation of results of the climate outlook fora conducted in Southeast South America since 1997

Guillermo J. Berri, University of Buenos Aires, Buenos Aires, Argentina

P2.7

Synoptic and spatial variability of the rainfall along the northern Peruvian coast during the 1997-8 El Niño event

Michael W. Douglas, NOAA/NSSL, Norman, OK; and M. Peña, N. Ordinola, L. Flores, J. Boustead, and J. L. Santos

P2.8

A generalized canonical mixed regression model for ENSO prediction with its experiment

Jiang Zhihong, Nanjing Institute of Meteorology, Nanjing, China; and D. Yuguo

P2.9

Rainfall Anomalies in Greater Indonesia in relation to ENSO and other Factors

Klaus E. Wolter, NOAA/CDC, Boulder, CO

P2.10

A study of enso-effect using long term unregulated southern hemespheric river flow records

P. R. Vittal Murty Kolavennu, INPE, National Institute of Space Research, Sao Jose Dos Campos, Brazil; and G. S. S. D. Prasad and D. D. A. S. Leonardo

P2.11

Potential ENSO - related predictability of Temperature extreme situations in Argentina

Matilde Rusticucci, Universidad de Buenos Aires, Buenos Aires, Argentina

P2.12

Analysis of Southern Hemisphere precipitation: climatology and ENSO-related variations

Robert Adler, NASA/GSFC, Greenbelt, MD; and S. Curtis, G. Huffman, K. Fischer, and D. Bolvin

P2.13

Relationships Between the Large-Scale ENSO Processes and the Peculiarities of Reginal Climate on the Territory of Brazil

Igor A. Pisnichenko, Federal Univ. of Parana, Curitiba, Brazil; and A. M. Grimm, A. A. Natori, F. M. de Oliveira, and P. F. Zaratini

P2.14

A Possible Mechanism to Explain the Response of Southern Africa Precipitation to ENSO

Kerry H. Cook, Cornell University, Ithaca, NY

P2.15

An Examination of ENSO signal in Antarctic Circumpolar Current Region Revealed By NCAR Climate System Model Simulations

Zhen Huang, LANL, Los Alamos, NM; and C. C. A. Lai

P2.16

On the influences of the El Niño, La Niña and Atlantic Dipole pattern over Amazonian Rainfall During 1960-1998

Julio Tóta, INPE, São José dos Campos, São Paulo, Brazil; and E. B. de Souza, L. Pezzi, G. Fisch, C. A. Nobre, and M. T. Kayano

P2.17

ENSO forecasts with statistical techniques

Emilia Sanchez Gomez, Universidad de Alcala, Alcala de Henares, Madrid, Spain; and W. Cabos Narvaez and M. J. OrtizBevia

P2.18

Southern Hemisphere Teleconnection Patterns for Boreal Winters of El Nino years: Ray Tracing Analysis

Tercio Ambrizzi, Univ. of Sao Paulo, Sao Paulo, Brazil; and V. Magana

P2.19

Nonlinear Impact of El Nino in South America

A. M. Gusmao; and T. Ambrizzi

P2.20

On precipitation anomalies over Central Andes during ENSO episodes

Angel G. Cornejo, Peru National Agrarian University and Peru National Weather Service, Jesus Maria, Lima, Peru

P2.21

25-year record of mass balance of Echaurren Glacier, central Chile, and its relation with ENSO events

Fernando Escobar, Direccion General de Aguas, Ministerio de Obras Publicas, Santiago, Chile; and G. Casassa and C. Garin

P2.22

Climate change detection and attribution using multiple variables

Karl Braganza, Monash University, Clayton, Vic., Australia; and D. J. Karoly and C. Frederiksen

P2.23

Climatology of the Southern Hemisphere split jet

Teresa M. Bals-Elsholz, SUNY, Albany, NY; and E. H. Atallah, L. F. Bosart, M. J. Cempa, T. A. Wasula, and A. R. Lupo

P2.24

South American monsoon onset and end date prediction using outgoing longwave radiation and sea surface temperature

Marcela Gonzalez, University of Buenos Aires, Buenos Aires, Argentina; and V. Barros

P2.25

Intraseasonal and interannual variability of tropical temperate troughs over southern Africa and the southwest Indian Ocean

Richard Washington, University of Oxford, Oxford, England; and M. C. Todd

P2.26

Preliminary Regional Modeling Studies of the Initiation of Madden and Julian Oscillation

P2.27

Intra-seasonal variability of Australian rainfall

Wasyl Drosdowsky, BMRC, Melbourne, Vic., Australia

P2.28

Extended range simulations with the regional ETA model to diagnose model performance

Josiane F. Bustamante, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and S. C. Chou, J. L. Gomes, and J. R. Rozante

P2.29

Downscalling of the global climate prediction in SE Brazil using RAMS

Pedro L. Silva Dias, University of São Paulo, São Paulo, Brazil; and R. Hallak

P2.30

Atmospheric circulation features associated with the precipitation variability over the south region of Northeast Brazil

Rosane R. Chaves, INPE, São José dos Campos, São Paulo, Brazil; and I. F. A. Cavalcanti

P2.31

Application of the Modified Ertel's Potential Vorticity to Investigation of Atmospheric Climate Variability

Michael V. Kurgansky, A. M. Obukhov Institute of Atmospheric Physics, Moscow, Russia; and I. A. Pisnichenko

P2.32

Variability analysis of the troposphere and low-stratosphere in the Southern Hemisphere

Maria Alejandra Salles Sr., Univ. of Buenos Aires, Buenos Aires, Argentina; and R. H. Compagnucci Sr. and P. O. Canziani

P2.33

Variability analysis of the 70hPa geopotential heights anomalies and their relationship with the temperature anomalies

Rosa Hilda Compagnucci Sr., Univ. of Buenos Aires, Buenos Aires, Argentina; and M. A. Salles Sr. and P. O. Canziani

P2.34

The distribution of surface anticyclones across the Southern Hemisphere from the NCEP reanalysis

Ian Simmonds, Univ. of Melbourne, Parkville, Vic., Australia; and K. Keay

P2.35

Mechanisms involved in the tropical Atlantic variability

William Cabos Narvaez, Universidad de Alcala, Madrid, Spain; and F. Alvarez Garcia and M. J. OrtizBevia

P2.36

Climatology of upper level cyclonic vortices over northeastern South America

Nuri O. Calbete, INPE, Cachoeira Paulista, SP, Brazil; and L. G. Gonçalves and P. Satyamurti

P2.37

Space-time variability of rainfall over Tropical South America

Guillermo O. Obregon, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and C. A. Nobre

P2.38

A Climatology Study of the South Atlantic Subtropical High Daily Variability During the Austral Winter

Tercio Ambrizzi, Instituto Astronomico e Geofisico (USP/Brazil), Sao Paulo, Brazil; and E. R. K. Ito

P2.39

Simulation of the transient atmospheric eddies in the Southern Extratropics

Andrea F. Carril, ISAO/CNR, Bologna, Italy; and C. G. Menendez, M. N. Nuñez, and H. Le Treut

P2.40

Atmospheric processes associated with dry and wet events in the Argentinean Pampas

Juan C. Labraga, Centro Nacional Patagónico - CONICET, Puerto Madryn, Chubut, Argentina; and B. Scian and O. Frumento

Session

Coffee Break

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Session 5A

Decadal and Enso Variability in the Southern Hemisphere: Part II (Parallel with Session 5b )

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Vincente R. Barros, Univ. of Buenos Aires, CONICET

4:45 PM

5A.1

Long and Short Term Rainfall and Temperature Variability in thr SW Amazon and on the Altiplano (Bolivia)

Josyane Ronchail, Université de Paris, Paris, France

5:00 PM

5A.2

Mario Bidegain, Direccion Nacional de Meteorologia, Montevideo, Uruguay; and G. Podesta

5:15 PM

5A.3

Presence and Impact of The "El Niño Phenomenon" in Bolivia Case Study of the El Niño 1997/98)

Willian Ramiro Villarpando, Universidad Mayor de San Simón, Cochabamba, Cercado, Bolivia

5:30 PM

5A.4

Climatological studies of the influences of El Niño Southern Oscilation events in the precipitation pattern over South America during austral summer

Caio Augusto dos Santos Coelho, University of São Paulo, SP, Brazil; and T. Ambrizzi

5:45 PM

5A.5

The influence of el Nino/la Nina on rainfall in equatorial and southern Africa

S. E. Nicholson, Florida State University, Tallahassee, FL; and J. Kim, D. Leposo, J. Selato, and J. Grist

Session 5B

Southern Hemisphere Monsoon Systems (Parallel with Session 5a )

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Carolina S. Vera, University of Buenos Aires CONICET

4:45 PM

5B.1

Rainfall Regime and Interannual Variability of South American Summer Monsoon

William K.-M. Lau, NASA/GSFC, Greenbelt, MD; and J. Zhou

5:00 PM

5B.2

Variability of Deep Convection over the South American Region during the southern summer

Vernon E. Kousky, NOAA/NWS/NCEP/CPC, Camp Springs, MD

5:15 PM

5B.3

Special observations of the low-level flow over eastern Bolivia during the 1999 Atmospheric Mesoscale Campaign

Michael W. Douglas, NOAA/NSSL, Norman, OK; and M. Peña and W. R. V. Camargo

5:30 PM

5B.4

Physical mechanisms forcing the warm season diurnal cycle of precipitation in southeastern South America

Ernesto Hugo Berbery, University of Maryland, College Park, MD; and E. A. Collini

5:45 PM

5B.5

The sensitivity of tropical cyclone activity off the Australian northwest coast to Indian Ocean temperature anomalies

Lance M. Leslie, University of New South Wales, Sydney, NSW, Australia; and M. S. Speer and T. C. L. Skinner

Session 6A

Southern Hemisphere Monsoon Systems: Part II (Parallel with Sessions 6a and 6c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Ernesto Hugo Berbery, University of Maryland

8:30 AM

6A.1

American low-level jets in observation and theory: The Alls Project (Invited Presentation)

Jan Paegle, University of Utah, Salt lake City, UT

9:00 AM

6A.2

The role of latent heat release in the dynamics of the LLJ's along the Andes (Invited Presentation)

Pedro L. Silva Dias, University of São Paulo, São Paulo, Brazil

9:30 AM

6A.3

Tropospheric Biennial Oscillation (TBO) and Patterns of Asian-Australian Monsoon Rainfall

Gerald A. Meehl, NCAR, Boulder, CO; and J. M. Arblaster

9:45 AM

6A.4

Southern African Monsoon

Lin Ho, National Taiwan Univ., Taipei, Taiwan; and B. Wang

10:00 AM

6A.5

Links between sea surface temperatures in the south west Indian Ocean and southern African rainfall

Chris J. C. Reason, University of Cape Town, Rondebosch, Western Cape, South Africa; and H. M. Mulenga

10:15 AM

6A.6

Interannual-to-interdecadal variability of the South Atlantic Convergence Zone and riverflow predictability

Andrew W. Robertson, University of California, Los Angeles, CA; and C. R. Mechoso

10:30 AM

6A.7

Variations of South America summer circulation on subseasonal time scales

Carolina S. Vera, University of Buenos Aires CONICET, Buenos Aires, Argentina; and P. K. Vigliarolo

10:45 AM

6A.8

Characteristics of rainfall in the Brazilian Amazon Basin

Brant Liebmann, NOAA/CIRES/CDC, Boulder, CO; and J. A. Marengo

11:00 AM

6A.9

Numerical experiments to determine the influence of sea surface temperatures over tropical oceans on the seasonal distribution of precipitation in the equatorial Amazon

Rong Fu, Georgia Institute of Technology, Atlanta, GA

11:15 AM

6A.4a

Morning Coffee Break

Session 6B

Weather Forecasts and Climate Prediction with Lead Times from Intraseasonal to Interannual (Parallel with Sessions 6a and 6c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Wasyl Drosdowsky, BMRC

8:30 AM

6B.1

Seasonal forecasting at ECMWF

D.L.T. Anderson, ECMWF, Reading, Berks., United Kingdom; and M. A. Balmaseda, L. Ferranti, J. Segschneider, T. Stockdale, J. Vialard, and F. Vitard

8:45 AM

6B.2

Sensitivity of Southern Hemisphere and Global Numerical Weather Prediction to Reanalysis Uncertainty

Gonzalo Miguez-Macho, University of Utah, Salt Lake City, UT; and J. Paegle

9:00 AM

6B.3

Assessment of the 1998-99 southern Africa summer rains

Wassila M. Thiaw, NOAA/NWS/NCEP/CDC, Washington, DC; and G. D. Bell

9:15 AM

6B.4

Operational applications of ensemble prediction in the Southern Hemisphere

M. Steven Tracton, NOAA/NWS/NCEP/EMC, Camp Springs, MD; and Z. Toth

6B.5

Multi seasonal rainfall assessments for southren Africa using the CSIRO9 AGCM

9:45 AM

6B.6

Seasonal forecasting potential of maize yield in southern Africa

Richard Washington, University of Oxford, Oxford, England; and R. V. Martin and T. E. Downing

10:00 AM

6B.7

Downscaling GCM simulations to rainfall and stream flow

Willem A. Landman, South African Weather Bureau, Pretoria, South Africa; and S. J. Mason, P. D. Tyson, and W. J. Tennant

10:15 AM

6B.8

Eta model forecasts over South America with improved land-surface processes representation

Sin Chan Chou, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and J. F. Bustamante, J. L. Gomes, and J. R. Rozante

10:30 AM

6B.9

Climate Variability in Southeastern South America Related to ENSO. A Numerical Study

Gabriel Cazes, IMFIA-Universidad de la Republica, Montevideo, Uruguay; and G. Pisciottano

10:45 AM

6B.10

The Regional Spectral Model Performance over the South America during the Niño Year (1997/1998)

José A. Vergara, Universidad de Chile, Santiago, Chile; and R. Schmitz

11:00 AM

6B.11

ENSO Drought Onset Prediction in Northeast Brazil Using Satellite Recorded Index

William T. Liu, University of São Paulo, São Paulo, Brazil; and R. I. Negrón-Juárez

11:15 AM

6B.6a

Morning Coffee Break

Session 6C

Intraseasonal Oscillations in the Southern Hemisphere (Parallel with Sessions 6a and 6b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Kerry H. Cook, Cornell University

8:30 AM

6C.1

VARIABILITY OF EXTREME PRECIPITATION EVENTS IN SOUTHEAST BRAZIL AND RELATIONSHIPS WITH TROPICAL INTRASEASONAL VARIATIONS

Charles Jones, Institute for Computational Earth System Science, Santa Barbara, CA; and B. Liebmann

8:45 AM

6C.2

The Madden-Julian oscillation and Southern Hemisphere circulation anomalies during southern summer.

Adrian J. Matthews, University of East Anglia, Norwich, Norfolk, United Kingdom

9:00 AM

6C.3

Summertime Intraseasonal Variability over Tropical South America

Jiayu Zhou, NASA/GSFC, Greenbelt, MD; and W. K. M. Lau

9:15 AM

6C.4

The non-normal nature of ENSO and intraseasonal variability

Andrew M. Moore, CIRES/Univ. of Colorado, Boulder, CO; and R. Kleeman

6C.5

The dynamics of the Madden-Julian oscillation

9:45 AM

6C.6

An improved understanding of interannual and intraseasonal variability of southern African rainfall using NCEP/NCAR Reanalysis data

Anthony Preston, Univ. of Oxford, Oxford, England; and R. Washington and M. Todd

10:00 AM

6C.6a

Morning Coffee Break

Session 7

Synoptic scale phenomena (Parallel with Sessions 6a and 6b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Pedro Silva Dias, University of Sao Paulo

10:30 AM

7.1

Life Cycle of the Southern Hemisphere Split Jet The Polar Front Jet

Eyad H. Atallah, SUNY, Albany, NY; and T. M. Bals-Elsholz, L. F. Bosart, M. J. Cempa, and T. A. Wasula

10:45 AM

7.2

The heat waves in the center and west of Argentina

Federico Norte, IANIGLA, CONICET, Mendoza, Argentina; and S. Simonelli, M. Silva, and N. Heredia

11:00 AM

7.3

Marine Cyclones Over South Atlantic Ocean during 1999 Winter. Part I: Their Structure, Intensity and Evolution

Rosmeri Porfirio da Rocha, UNESP, Bauru, Brazil; and S. Sugahara and V. Innocentini

11:15 AM

7.4

Midtropospheric cold vortices in the subtropics of South America

Prakki Satyamurti, INPE/CPTEC, Cachoeira Paulista, SP, Brazil; and M. C. M. Lourenço

11:30 AM

7.5

Numerical simulation of the interaction between the subtropical jet and low level fronts in the south and southeast regions of Brazil

Elicia Eri Inazawa, Universidade de Sao Paulo, Sao Paulo, Brazil; and T. Ambrizzi

Session 8

Millennium Celebration: The Challeges of the XXI Century: Part III

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Humberto A. Fuenzalida, Universidad de Chile

12:00 PM

8.1

The NCEP/NCAR 50 year Reanalysis: Southern Hemisphere (Invited Presentation)

Eugenia Kalnay, University of Maryland, College Park, MD; and R. Kistler and S. Saha

12:30 PM

8.2

Seasonal to interannual climate prediction and application - the CLIPS perspective (Invited Presentation)

Michael S. J. Harrison, WMO, Geneva, Switzerland

Excursion

Session 9A

Weather Forecasts and Climate Prediction with Lead Times from Intraseasonal to Interanual: Part II (Parallel with sessions 9b and 9c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Willem A. Landman, South African Weather Bureau

8:30 AM

9A.1

Precipitation modeling over southern Africa

Christopher David Jack, University of Cape Town, Cape Town, South Africa

8:45 AM

9A.2

A Revision and Evaluation of the IMFIA-UR Seasonal Rainfall Forecast Method based on the ENSO state

Gabriel J. Pisciottano, IMFIA - Universidad de la Republica, Montevideo, Uruguay; and G. Cazes, A. Diaz, and J. L. Genta

9:00 AM

9A.3

Wave activity flux : a parameter for the prediction of the onset of blocking for the southern hemisphere?

Ernani L. Nascimento, University of Oklahoma, Norman, OK; and T. Ambrizzi

9:15 AM

9A.4

How well do operational climate models reproduce ENSO precipitation in Southern South America?

Chester F. Ropelewski, Lamont-Doherty Earth Observatory, Palisades, NY; and A. M. Grimm

9:30 AM

9A.5

Dynamical downscaling of seasonal climate prediction over northern South America with NCEP's Regional Spectral Model at IRI

Paulo Nobre, Lamont Doherty Earth Observatory, Palisades, NY; and A. D. Moura and L. Sun

9:45 AM

9A.6

Extended Precipitation Forecast in central Chile-SA

Rainer Schmitz, Universidad de Chile, Santiago, Chile; and J. A. Vergara

10:00 AM

9A.6a

Morning Coffee Break

Session 9B

Regional Climate and Hydrological Applications (Parallel with Sessions 9a and 9c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Jose A. Rutllant, Universidad de Chile

8:30 AM

9B.1

Classifying the regional climates of the southern hemisphere

Harvey Stern, Bureau of Meteorology, Melbourne, Vic., Australia; and G. de Hoedt and J. Ernst

8:45 AM

9B.2

A regional climate model for South America

Claudio G. Menendez, Centro de Investigaciones del Mar y la Atmosfera/CONICET-UBA, Buenos Aires, Argentina; and A. C. Saulo and Z. X. Li

9:00 AM

9B.3

Simulated fluctuations of the hydrological regime over South-America at different time-scale

Serafini Vicky, LMD du CNRS, Paris, France; and L. T. Herve

9:15 AM

9B.4

Long term regional behavior of droughts in Argentina

Juan L. Minetti, CONICET, Fundacion Caldenius, S.M de Tucuman, Tucuman, Argentina; and M. E. Bobba, L. R. de la Zerda, and M. C. Costa

9:30 AM

9B.5

Dynamical Downscaling of Climate Anomalies in Tropical South America

Anji Seth, International Research Institute for Climate Prediction, Palisades, New York

9:45 AM

9B.6

Use of a Water-Tracer Modeling Methodology to Characterize the Atmospheric Water Budget along North-Central Chile

Ricardo Munoz, Penn State Univ., University Park, PA; and D. R. Stauffer and N. L. Seaman

10:00 AM

9B.7

South american cold surges: Impact on regional climate

Rene D. Garreaud, Univ. of Chile, Santiago, Chile

10:15 AM

9B.8

Recent advances in documenting the atmospheric water cycle over basins of the Americas

Ernesto Hugo Berbery, University of Maryland, College Park, MD

10:30 AM

9B.9

Influence of the Large Scale Systems over the Propagation of the Amazonian Squall Lines

Julia Clarinda Paiva Cohen, Federal University of Pará, Belém, Brazil; and M. A. F. da Silva Dia

10:45 AM

9B.10

Precipitation variability in the Andes of Ecuador and its relation to tropical Pacific and Atlantic sea surface temperature anomalies

Mathias Vuille, University of Massachusetts, Amherst, MA; and R. S. Bradley and F. Keimig

11:00 AM

9B.6a

Morning Coffee Break

Session 9C

Antarctic Meteorology and Climatology (parallel with Sessions 9a and 9b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Jorge F. Carrasco, Direccion Meteorologica de Chile

8:30 AM

9C.1

Planetary Wave Interactions in the Antarctic Stratosphere

Mark W. Harvey, CRC for Southern Hemisphere Meteorology, Clayton, Vic., Australia

8:45 AM

9C.2

Winter ozone fluctuations related with synoptic-scale waves over South America

Paula K. Vigliarolo, CADIC/CONICET (Austral Center of Scientific Research), Tierra del Fuego, Argentina; and C. S. Vera and S. B. Diaz

9:00 AM

9C.3

Analysing cloud and ozone effects on biologically effective irradiances

Susana B. Diaz, CADIC/CONICET, Ushuaia, Tierra del Fuego, Argentina; and G. Deferrari, D. Martinioni, and A. Oberto

9:15 AM

9C.4

Synoptic disturbances, climate variability and interpretation of ice core data

David Noone, Univ. of Melbourne, Melbourne, Vic., Australia; and I. Simmonds

9:30 AM

9C.5

Temperature and Precipitation behavior during 1961-1998 period at the northern tip of Antarctic Peninsula

Juan Quintana, Dirección Meteorológica de Chile, Santiago, Chile; and J. F. Carrasco

9:45 AM

9C.6

Dominant patterns of sea ice variability around Antarctica

Silvia A. Venegas, University of Copenhagen, Copenhagen, Denmark

10:00 AM

9C.7

The atmospheric response to a reduction in summer Antarctic sea-ice extent

Debbie A. Hudson, University of Cape Town, Cape Town, South Africa; and B. C. Hewitson

10:15 AM

9C.8

The El Niño-Southern Oscillation modulation of West Antarctic precipitation

David H. Bromwich, Byrd Polar Research Center/Ohio State Univ., Columbus, OH; and A. N. Rogers

10:30 AM

9C.9

A warm event at Patriot Hills, Antarctica: An ENSO related Phenomenon?

Jorge F. Carrasco, Direccion Meteorologica de Chile, Santiago, Chile; and G. Casassa and A. Rivera

10:45 AM

9C.10

Antarctic mesoscale modeling with MM5: model enhancements and verification

John J. Cassano, Byrd Polar Research Center, Columbus, OH; and D. H. Bromwich, Z. Guo, K. M. Hines, and L. Li

11:00 AM

9C.6a

Morning Coffee Break

Session 10

Regional Climate and Hydrological Applications:Amazonia (Parallel with Sessions 9a and 9c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: José A. Marengo, CPTEC/INPE

10:30 AM

10.1

Contributions of LBA and GCIP to the World Climate Research Program

Richard G. Lawford, NOAA/Office of Global Programs, Silver Spring, MD; and C. A. Nobre

10:45 AM

10.2

The effects Amazonian Deforestation on Local and Global Climate

David Werth, Rutgers University, New Brunswick, NJ; and R. Avissar

11:00 AM

10.3

Rainfall and surface processes in Amazonia during the WETAMC/LBA - an overview (Invited Presentation)

Maria A. F. Silva Dias, Universidade de São Paulo, São Paulo, Brazil; and A. J. Dolman, P. L. Silva Dias, S. A. Rutledge, E. J. Zipser, G. Fisch, P. Artaxo, A. Manzi, J. Marengo, C. A. Nobre, and P. Kabat

Session 11

Millennium Celebration:The Challeges of the XXI Century: Part IV

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Patricio Aceituno, Universidad de Chile

11:45 AM

11.1

Climate variability of southern Africa and adjacent oceans on millennial to decadal time scales: past experience and future prospects (Invited Presentation)

P. D. Tyson, University of Witwatersrand, Pretoria, South Africa

12:15 PM

11.2

Some Issues of Relevance to Operational Seasonal Forecasting(Invited Presentation)

Wasyl Drosdowsky, BMRC, Melbourne, Vic., Australia

12:45 PM

11.3

Variability of the South American Climate: Remote Influences and Regional Phenomena (Invited Presentation)

Carlos R. Mechoso, University of California, Los Angeles, CA

1:15 PM

11.3a

Lunch Break

Poster Session 3

Regional Climate

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

P3.1

Diagnostic studies of a mid-tropospheric African easterly jet in the southern hemisphere and implications for the understanding of African climate

Jeremy Grist, Florida State University, Tallahassee, FL; and S. E. Nicholson

P3.2

Satellite-observed extratropical forcing of southern hemisphere and enhancement of monsoon systems over the Indian region

Pramod Narayan Mahajan, Indian Institute of Tropical Meteorology, Pune, Maharashtra, India

P3.3

Cloud radiative forcing over South America: Comparison of CPTEC/COLA AGCM output with SRB data

Tatiana A. Tarasova, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and I. F. A. Cavalcanti

P3.4

The Pan American Climate Studies Sounding Network (PACS-SONET) Recent history and planned improvements

Michael W. Douglas, NOAA/NSSL, Norman, OK; and M. Peña

P3.5

Variability of river streamflows as a climatic indicator

Walter M. Vargas, Universidad de Buenos Aires-CONICET, Buenos Aires, Argentina; and D. Huggenberger

P3.6

The interannual Climate Variability and the Streamflows in Paraná river, Southeastern South America

Marcela Alejandra Ghietto, Universidad Nacional del Litoral, Santa Fe, Argentina; and G. J. Berri and N. O. García

P3.7

Relationship between water vapor sources and rainfall over southern South America.

Moira E. Doyle, University of Buenos Aires, Buenos Aires, Argentina; and V. Barros

P3.8

RIME: an Antarctic field experiment for the 21st century

David H. Bromwich, Ohio State University, Columbus, OH; and T. R. Parish, J. J. Cassano, and K. M. Hines

P3.9

Comparison of screen and aspirated temperature data at Halley, Antarctica: Implications for Climate Change Studies

Glenn Russell McGregor, The University of Birmingham, Birmingham, West Midlands, United Kingdom; and S. Morley and J. C. King

P3.10

Meteorological surface conditions at Patriot Hills, Antarctica

Jorge F. Carrasco, Dirección Meteorológica de Chile, Santiago, Chile

P3.11

Temperature Trends in Antarctica

Gerd Wendler, University of Alaska, Fairbanks, AK

P3.12

Coastal climate dynamics of the Antofagasta region (Chile, 23S): The 1997–1998 DICLIMA experiment

José A. Rutllant, Universidad de Chile, Santiago, Chile; and H. Fuenzalida, P. Aceituno, A. Montecinos, R. Sánchez, H. Salinas, J. Inzunza, and R. Zuleta

P3.13

Circulation variations of the atmosphere over Chile associated to rainfall anomalies

Juan C. Inzunza, Universidad de Concepción, Concepción, Chile

P3.14

Interannual rainfall variability over the South American Altiplano

Rene D. Garreaud, University of Chile, Santiago, Chile; and P. Aceituno

P3.15

Monthly-mean rainfall frequency model for central Chile Coast: Some Climatic Inferences

Nelson Saavedra, Universidad de Concepción, Concepción, Chile; and E. Müller and A. Foppiano

P3.16

Recent glacier variations and snow line changes in central Chile

Andrés Rivera, Universidad de Chile, Santiago, Chile; and G. Casassa, C. Acuña, and R. Vieira

P3.17

Energy balance snowmelt modeling in the Echaurren Basin, Chilean Andes

Brad David Wolaver, University of Arizona, Tucson, AZ; and R. C. Bales, J. McConnell, K. Elder, and F. Escobar

P3.18

Circulation anomalies during winter wet and dry periods in Central Chile as determined by ECMWF analysis

Bernhard Lopez, Universidad de Chile, Santiago, Chile; and P. Aceituno

P3.19

Cutoff cyclones off the subtropical coast of Chile

Juan G. Pizarro, Dirección Meteorológica de Chile, Santiago, Chile; and A. Montecinos

P3.20

Stratiform Clouds on the North and Central Part of Chile

Paola Uribe Raibaudi, Dirección Meteorológica de Chile, Santiago, Chile

P3.21

Large scale and mesoscale systems evolution during the first wet season campaign of LBA in Amazonia

Maria A. F. Silva Dias, Universidade de São Paulo, Sao Paulo, Brazil

P3.22

Surface radiation budget research for GCIP and LBA: Similarities and differences

Rachel T. Pinker, University of Maryland, College Park, MD; and J. C. Ceballos, S. Colle, I. Laszlo, and E. B. Pereira

P3.23

Convection in Amazonia during the TRMM-LBA

P3.24

Hydrologic applications of high-resolution geoestationary satellite rainfall estimates corrected for terrain heights, wind and parallax - the LBA study

Gilberto A. Vicente, NASA/GSFC, Greenbelt, MD

P3.25

Studies on rainfall variability during the TRMM-Brazil and WET AMC/LBA campaigns of Austral Summer 1999

Jose A. Marengo, CPTEC/INPE, Cachoeira Paulista, Sao Paulo, Brazil; and G. Fisch, I. Vendrame, C. Morales, and P. Cervantes

P3.26

Characteristics and variability of the Atmospheric Water Balance of the Amazon Basin

Jose A. Marengo, CPTEC/INPE, Cachoeira Paulista, Sao Paulo, Brazil

P3.27

Early Results From TRMM/LBA

A. Rutledge, Colorado State University, Ft. Collins, CO; and L. D. Carey, W. A. Petersen, M. Silva Dias, and E. J. Zipser

P3.28

Seasonal Climate Prediction for Amazonia

Carlos A. Nobre, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and H. Camargo Jr., G. Sampaio, C. A. C. Castro, M. B. Sanches, and N. O. de Calbete

P3.29

An observational study of the sea breeze at the Brazilian launching rocket center

Gilberto Fisch, Centro Tecnico Aeroespacial, Sao Jose dos Campos, SP, Brazil; and J. C. P. Cohen and G. V. Mota

P3.30

Large Scale Spatial-Temporal Structure of Low Frequency Variability in URUGUAY River Basin

Carlos M. Krepper Sr., Universidad Nacional del Sur, Bahía Blanca, Buenos Aires, Argentina; and N. O. García Sr.

P3.31

The Convection parameters Over The Uruguay are made

Valentina A. Severova, Univ. of Uruguay, Montevideo, Uruguay

P3.32

Relation flow-precipitation in the Uruguay river basin

Gabriel Emilio Silvestri, Universidad de Buenos Aires, Buenos Aires, Argentina; and S. A. Bischoff

P3.33

Trends of maximum and minimum temperatures in Ecuador and Homogeneity evaluation during the 1961-90

Ramon A. Quintana-Gomez, Universidad Nacional Experimental de los LLanos Ezequiel Zamora, Barinas, Venezuela

P3.34

On the change of the annual streamflow cycle of the Paraná River

Inés A. Camilloni, Univ. of Buenos Aires, CONICET, Buenos Aires, Argentina; and M. E. Castañeda

P3.35

Water vapor and circulation: spatial and annual variations over Argentina

Adriana E. Fernandez, Universidad de Buenos Aires, Buenos Aires, Argentina

P3.36

Cloudiness climatology in north-central Argentina and its relation with the thermal field

Rubén Bejarán, Universidad de Buenos Aires, Buenos Aires, Argentina; and I. Camilloni

P3.37

Daily 500 hPa and 1000 hPa geopotential height fields and daily minimum and maximum temperatures in Argentina. Emphasis on the relationship with the Subtropical Pacific Ocean's oceanic phases

Susana A. Bischoff, Universidad de Buenos Aires, Buenos Aires, Argentina; and G. Del Franco

P3.38

A statistical analysis of tropopause height and temperature as observed at 3 Argentine radiosonde stations

Pablo O Canziani, Universidad de Buenos Aires/CONICET, Capital Federal, Argentina; and S. A. Bischoff and A. E. Yuchechen

P3.39

Meteorological in SITU Observation in the Southern Ice Cap, Patagonia

Jorge F. Carrasco, Dirección Meteorológica de Chile, Santiago, Chile; and G. Casassa and A. Rivera

P3.40

Cyclonicity and thermal conditions for precipitation occurrence over Argentina

Nora E. Ruiz, Universidad de Buenos Aires, Buenos Aires, Argentina; and W. M. Vargas

P3.41

Forecasting convection in the northern zone of the Mendoza's Province, Argentina

Silvia Simonelli, Regional Program of Meteorology, Mendoza, Argentina; and F. Norte, M. Silva, and N. Heredia

P3.42

About the climate variability and the runoff in the Rio de La Plata Basin

Norberto O. García, Universidad Nacional del Litoral, Santa Fe, Argentina; and R. Giacosa

P3.43

Climate variability and groundwater resources..

María del Valle Venencio, Universidad Nacional del Litoral, Santa Fe, Argentina

Session

Coffee Break

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Session 12A

Regional Climate and Hydrological Applications: Part II (Parallel with sessions 12b and 12c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Rene Garreaud, Universidad de Chile

4:30 PM

12A.1

Climate variations and hydrologic regime of a glacierized basin in the tropical Andes

Pierre Ribstein, Institut de Recherche pour le Développement, Paris, France; and B. Francou, P. Wagnon, J. E. Sicart, and B. Pouyaud

4:45 PM

12A.2

Glacier Variations in the Southern Patagonia Icefield and their Relation with Climate

Gino Casassa, Universidad de Magallanes, Punta Arenas, Chile; and A. Rivera and J. F. Carrasco

5:00 PM

12A.3

Climate-biosphere feedbacks over South Africa

Debbie A. Shannon, University of Cape Town, Cape Town, South Africa; and B. C. Hewitson

5:15 PM

12A.4

Moisture transport over southern Africa

Bruce C. Hewitson, University of Cape Town, Cape Town, South Africa

5:30 PM

12A.5

Mesoscale precipitation and cloud patterns over the Rift Valley lakes and implications for regional hydrology.

Xungang Yin, Florida State Univ., Tallahassee, FL; and S. E. Nicholson

5:45 PM

12A.6

Extreme watershed rainfall prediction for east coastal Australia

Milton S. Speer, Bureau of Meteorology, Sydney, NSW, Australia; and L. M. Leslie and L. Qi

Session 12B

Regional Climate and Hydrological Applications: Amazonia: Part II (Parallel with Sessions 12a and 12c)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Tercio Ambrizzi, University of Sao Paulo

4:30 PM

12B.1

Mesoscale convective systems observed during LBA-TRMM

Edward J. Zipser, Univ. of Utah, Salt Lake City, UT

4:45 PM

12B.2

Thermodynamic Structure of Convective Activity at WET-AMC/LBA Sites and Eta Model Validation

Jorge L. Gomes, CPTEC/INPE, Cachoeira Paulista, São Paulo, Brazil; and S. C. Chou and G. Fisch

5:00 PM

12B.3

Enhancing the Simplified Biosphere Model (SSIB) to Estimate Carbon Fluxes of Terestral Ecosystems for LBA study

X. Zhan, University of Maryland, College Park, MD; and Y. Xue and J. Collatz

5:15 PM

12B.4

Relationship between mesoscale properties of convection and large-scale regimes during TRMM-LBA in Rondonia, Brazil

Thomas M. Rickenbach, JCET/Univ. of Maryland, Baltimore County and NASA/GSFC, Greenbelt, MD; and R. Nieto Ferreira and J. B. Halverson

5:30 PM

12B.5

Cloud cluster life cycle over the Amazonia during the WET AMC/LBA campaign

Henri Laurent, CTA/IAE/ACA, Sao Jose dos Campos, Brazil; and L. A. T. Machado, D. Herdies, and V. Mathon

5:45 PM

12B.6

The Amazon Energy Budget Using Field Experiments Data

Luiz Augusto Toledo Machado, CTA/IAE/ACA, Sao Jose dos Campos, Brazil

Session 12C

Tropical-Extratropical interactions and Teleconnections in the Southern Hemisphere (Parallel with Sessions 12a and 12b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Dayton G. Vincent, Purdue University

4:30 PM

12C.1

ETA characterization of the 1997-1998 warm season Chaco jet cases

Matilde Nicolini, Centro de Investigaciones del Mar y la Atmósfera–UBA/CONICET, Buenos Aires, Argentina; and A. C. Saulo

4:45 PM

12C.2

Annular modes in the extratropical circulation: A global perspective of Southern Hemisphere climate variability

David W. J. Thompson, JISAO, Univ. of Washington, Seattle, Washington; and J. M. Wallace

5:00 PM

12C.3

Lowlevel circulation characteristics during two extreme precipitation regimes over South America

Paola Salio, Centro de Investigaciones del Mar y la Atmósfera-UBA/CONICET, Buenos Aires, Argentina; and M. Nicolini and A. C. Saulo

5:15 PM

12C.4

The atmospheric conditions preceding the occurrence of a strong low level jets east of the Andes during January 1998

A. Celeste Saulo, Centro de Investigaciones del Mar y la Atmosfera-UBA/CONICET, Buenos Aires, Argentina; and M. Nicolini

5:30 PM

12C.5

B. Bhaskaran, NIWAR, Wellington, New Zealand; and A. B. Mullan

5:45 PM

12C.6

Quasi-normal eastward-traveling modes in the Southern Hemisphere.

Boris E. Stepanov, Novosibirsk State Technical University, Novosibirsk, Russia

1

Conference Dinner

Session 13A

Ocean-Atmosphere-Land Interactions(Parallel with Session 13b)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Vernon E. Kousky, NOAA/NWS/NCEP

8:30 AM

13A.1

Physical processes determining the rapid reestablishment of the equatorial Pacific cold tongue

Bin Wang, Univ. of Hawaii, Honolulu, HI; and X. Fu

8:45 AM

13A.2

An experiment with RAMS on the SACZ dependence on SST

Clemente A. S. Tanajura, National Laboratory for Scientific Computation, Petropolis, Brazil; and F. V. B. Teixeira and E. Toledo

9:00 AM

13A.3

Surface winds in the Southern Oceans from global analyses and satellite retrievals

Chidong Zhang, Univ. of Miami, Miami, FL; and J. Gottschalck

9:15 AM

13A.4

On the existence of LLoro (the rainiest locality on Earth): ocean-atmosphere-land interaction enhanced by a low level jet

Germán Poveda, Universidad Nacional de Colombia, Medellin, Colombia; and O. J. Mesa

9:30 AM

13A.5

Mesoscale modeling of the convective climate of western Colombia and the gulf of Panama

Brian E. Mapes, NOAA/CDC/CIRES/Univ. of Colorado, Boulder, CO; and T. T. Warner and M. Xu

9:45 AM

13A.6

Rain in New Zealand from convergence zones induced in the low-level winds by the interaction of the land with the synoptic scale wind flow

Erick M. Brenstrum, Meteorological Service of New Zealand, Wellington, New Zealand

10:00 AM

13A.7

Land-Ocean-Atmosphere Interactions over South America

Andrea N. Hahmann, University of Arizona, Tucson, AZ

10:15 AM

13A.8

Orographic influences on the dynamics of heat lows

Zsuzsanna Rácz, Univ. of Munich, Munich, Germany

10:30 AM

13A.9

Frontogenesis in a heat trough

Roger K. Smith, University of Munich, Munich, Germany; and M. J. Reeder

10:45 AM

13A.10

The Influence of Continental Freshwater Discharge upon Oceanographic Conditions on the Shelf of Southern Brazil and Uruguay

Peter O. Zavialov, Shirshov Institute of Oceanology, Moscow, Russia; and O. O. Moller Jr.

11:00 AM

13A.6a

Morning Coffee Break

Session 13B

Tropical-Extratropical Interactions and Teleconnections in the Southern Hemisphere: Part II (Parallel with Session 13a)

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: George N. Kiladis, NOAA/AL

8:30 AM

13B.1

Tropical-Extratropical Interactions: The SPCZ (Invited Presentation)

Dayton G. Vincent, Purdue University, West Lafayette, IN

9:00 AM

13B.2

Causes of seasonal change in the south Pacific subtropical high

Richard Grotjahn, Univ. of California, Davis, CA

9:15 AM

13B.3

Maintenance of Austral Summertime Upper-Tropospheric Circulation over Tropical South America: The Bolivian High-Nordeste Low System

Tsing-Chang Chen, Iowa State University, Ames, IA; and S. P. Weng and S. Schubert

9:30 AM

13B.4

Tropical convection and preferred modes of Southern Hemisphere circulation at intraseasonal time scales

George N. Kiladis, NOAA/AL, Boulder, CO; and J. W. Kidson, M. J. Revell, and J. A. Renwick

9:45 AM

13B.5

Dynamics of the Land-based Convergence Zones of the Southern Hemisphere

Kerry H. Cook, Cornell University, Ithaca, NY

13B.6

Interannual rainfall variability over South America and the South Atlantic

10:15 AM

13B.7

Effects of Baroclinic Waves on the South Atlantic convergence zone

Rosana Nieto Ferreira, USRA and NASA/GSFC, Greenbelt, MD; and M. Suarez and E. Colon

10:30 AM

13B.8

The Southern Hemisphere Main Centers of Action Associated with Teleconnection Patterns in Results of CPTEC/COLA GCM Simulation

Cassiano D'Almeida, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and I. F. A. Cavalcanti

10:45 AM

13B.9

Numerical Simulation Studies of South American Cold Air Damming: A Physical Interpretation and Assessment

Lance F. Bosart, SUNY, Albany, NY; and J. J. Nocera and D. J. Knight

11:00 AM

13B.5a

Morning Coffee Break

Session 14

Millennium Celebration:The Challeges of the XXI Century: Part V

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Organizer: Peter D. Tyson, Univ. of Witwatersrand

11:45 AM

14.1

Variability and trends in the Southern Hemisphere lower stratosphere and troposphere (Invited Presentation)

David J. Karoly, Monash Univ., Clayton, Vic., Australia

12:15 PM

14.2

A review of atmosphere-biosphere interactions in Amazonia (Invited Presentation)

Carlos A. Nobre, Center for Weather Forecasting and Climate Studies - CPTEC/INPE, Cachoeira Paulista, Brazil

12:45 PM

14.3

Hydrologic forecasting using climatic precursors (Invited Presentation)

Juan B. Valdes, Univ. of Arizona, Tucson, AZ; and D. Entekhabi

1:15 PM

14.3a

Lunch Break

Poster Session 4

Air-Sea Interactions, Teleconnections and Synoptic events

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

P4.1

Selected Aspects of Oceanic Influences on Climate Variability in South America

C. R. Mechoso, University of California, Los Angeles, CA

P4.2

Simultaneous relationships between SST anomalies in the southwestern subtropical Atlantic Ocean and precipitation in a basin in Uruguay

Alvaro Diaz, IMFIA–Universidad de la Republica, Montevideo, Uruguay

P4.3

Polar outbreak in South America and the propagation of extratropical cyclones and anticyclones: a climatological point of view

Alexandre B. Pezza, University of São Paulo, Sao Paulo, Brazil; and T. Ambrizzi

P4.4

Tropical-extratropical interactions and effects on south america

Christopher Castro, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and I. F. A. Cavalcante

P4.5

Southern Hemisphere teleconnections in a climate simulation using the CPTEC/COLA GCM

Iracema F. A. Cavalcanti, Instituto Nacional de Pesquisas Espaciais, Cachoeira Paulista, Brazil; and M. T. Kayano

P4.6

A West Pacific teleconnection pattern between Wilkes Land, Antarctica and the East Asian monsoon during August

Keith M. Hines, Byrd Polar Research Center/Ohio State Univ., Columbus, OH; and D. H. Bromwich and L. Zhang

P4.7

A Climatology and Compositing Study of Cold Surges in South America

Joseph J. Nocera, SUNY, Albany, NY; and L. F. Bosart and D. J. Knight

P4.8

Cold surges in South America

Angel G. Cornejo, Peru National Agrarian University - Peru National Weather Service, Jesus Maria, Lima, Peru

P4.9

Observational and modeling studies of Upper-air wave trains over the Pacific Ocean and wintertime polar outbreak in Southeastern Brazil

Tercio Ambrizzi, Universidade de Sao Paulo, Sao Paulo, Brazil; and J. A. Marengo, G. N. Kiladis, and B. Liebmann

P4.10

The Hadley Centre Atmospheric General Circulation Model (HadAM2b): An evaluation of the Southern Hemisphere synoptic pattern simulation

Mario N. Nunez, CONICET, Univ. of Buenos Aires, Buenos Aires, Argentina; and S. A. Solman and P. Rowntree

P4.11

Synoptic system tracks associated to cold air incursions over Buenos Aires

Gustavo C. J. Escobar, University of Buenos Aires, Buenos Aires, Argentina; and R. H. Compagnucci Sr. and S. A. Bischoff

P4.12

The synoptics of cold events in Melbourne and Perth, Australia

Tim Richter, Univ. of Melbourne, Parkville, Vic., Australia; and I. Simmonds

P4.13

A high pressure system crossing westward the Andes Mountains

Norma E. Possia, Centro de Investigaciones del Mar y la Atmosfera–UBA/CONICET, Buenos Aires, Argentina; and S. B. Cerne

P4.14

On air mass motion along a high slightly curved mountain ridge

Lev N. Gutman, Ben-Gurion University, Sede Boker Campus, Negev, Israel; and G. I. Burde and E. Morozovsky

P4.15

Numerical Simulations of winter cyclone modifications by the Andes

Claudia M. Campetella, Centro de Investigaciones del Mar y la Atmosfera–UBA/CONICET, Buenos Aires, Argentina; and C. S. Vera

P4.16

Evaluation of the National Centers for Environmental Prediction Eta model for Subtropical South America

Estela A. Collini, Servicio Meteologico de la Armada, Buenos Aires, Argentina; and E. H. Berbery

P4.17

Resolution experiments with the Regional Eta Model for a frost event in South America

Jose R. Rozante, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and S. C. Chou

P4.18

Limited area model integrations over southern Africa:DARLAM

P4.19

Effects of resolution, model formulation and topography representation in the South African Regional Eta model

Cindy L. Bruyere, South African Weather Bureau, Pretoria, South Africa; and W. Jordaan, E. Poolman, and H. A. Riphagen

P4.20

Sensitivity Experiments with Betts-Miller Scheme Parameters in the Eta Model

Jorge L. Gomes, CPTEC/INPE, Cachoeira Paulista, SP, Brazil; and S. C. Chou

P4.21

Meridional Propagation of the Convection in South America

Luiz A. T. Machado, CTA/IAE/ACA, Sao Jose dos Campos, Brazil; and J. P. Duvel, H. Laurent, and J. R. Siqueira

P4.22

An Initialization Procedure Combining Digital Filter and Nudging Techniques

Valdir Innocentini, Instituto Nacional de Pesquisas Espaciais, Sao Jose dos Campos, Sao Paulo, Brazil; and F. P. Harter

P4.23

A high resolution regional model for operations

S. Bibiana Cerne, Universidad de Buenos Aires, Buenos Aires, Argentina; and M. N. Nuñez

P4.24

Spectral Transfer of Temperature-Humidity Correlation for Inhomogeneous Turbulence for Ocean-Atmosphere-Land-Interaction

Sukaran Ram Patel, Universidade Federal da Paraíba, Campina Grande, Brazil

P4.25

The severe precipitation event of April 1998 in North-East Patagonia

Oscar Andrés Frumento, Centro Nacional Patagónico–CONICET, Puerto Madryn, Argentina

P4.26

High-Resolution Modelling of the Morning Glory

Robert A. Goler, Monash Univ., Clayton, Vic., Australia; and M. J. Reeder

P4.27

April 1999 freeze event in central South America—A rare case

P. Satyamurty, CPTEC/INPE, Cacheira Paulista, SP, Brazil; and M. J. Bottino, M. C. M. Lourenço, L. G. Gonçalves, and J. F. Bustamante

P4.28

Diurnal cycle over the South American Altiplano: comparison of NCEP/NCAR reanalysis with upper-air observations during the Visviri field experiment

Patricio Aceituno, Universidad de Chile, Santiago, Chile; and A. Montecinos

P4.29

Analysis of daily mean synoptic situation in a late frosts period in Alto Valle of Río Negro, Argentina

Marisa Cogliati, Universidad Nacional del Comahue, Neuquén, Argentina; and N. Mazzeo

P4.30

An analysis of the 2 July 1983 storm generating a tornado at Puerto Vilelas

Marcela Torres Brizuela, CONICET/UBA, Buenos Aires, Argentina; and M. Nicolini

P4.31

A Comparison Between Lightning Ground Flash Characteristics and Radar Data for the Thunderstorm of 29 December 1997 over the Bethlehem Area

Carien P. Theunissen, South African Weather Bureau, Pretoria, South Africa

P4.32

A study of two satellite image gust front events over South Africa

Michael de Villiers, South African Weather Bureau, Pretoria, South Africa; and C. Rae

P4.33

Downburst at Johannesburg Intranational Airport

Michael de Villiers, South African Weather Bureau, Pretoria, South Africa

P4.34

Diagnosing Systematic Errors in the Eta Model forecasts over South America

Marcelo E. Seluchi, CPTEC/INPE, Cachoeria Paulista, SP, Brazil; and S. C. Chou

Session

Coffee Break

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Session 15

Panel Discussion: Future Research on Southern Hemisphere Meteorology and Oceanography

Host: Sixth International Conference on Southern Hemisphere Meteorology and Oceanography

Closing Ceremony

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