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Compact View of Conference

Saturday, 3 April 1999
	7:30 AM, Saturday Session 1 Conference Registration
	9:00 AM-10:00 AM, Saturday 1 Opening Ceremonies
	10:00 AM-10:30 AM, Saturday 1 Coffee Break
	10:30 AM-1:15 PM, Saturday Session 1 Millennium Celebration: The Challenges of the XXI Century: Part I
Organizer: Kingtse Mo, NOAA/NWS/NCEP/CPC, Camp Springs, MD
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 Lunch Break
	1:15 PM-3:00 PM, Saturday Poster Session 1 Oceanography: Satellite Data, Applied Meteorology, Atmospheric Chemistry, Urban Climate
P1.1 Classification and analysis cloud types using multispectral data of the radiometer AVHRR of the satellite NOAA-14   Ricardo Raposo dos Santos, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil; and J. R. D. A. Franca   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.   Johan van Heerden, University of Pretoria, Pretoria, 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   L. L. Deschamps, Meteorolgy CRC and BMRC, Melbourne, Vic., Australia; and E. Cordero, P. Shinkfield, J. Sisson, and D. Cohan   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   Eugene C. Cordero, Cooperative Research Centre for Southern Hemisphere Meteorology, Clayton, Vic., Australia   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, 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   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   Mónica S. Hoffmeyer, Instituto Argentino de Oceanografía (CONICET-UNS), Bahía Blanca, Buenos Aires, Argentina; and L. Tumini, M. S. Barria, R. E. Pettigrosso, and E. T. Contardi   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
	3:00 PM-3:30 PM, Saturday Coffee Break
	3:30 PM-5:45 PM, Saturday Session 2A General Circulation (Parallel with Session 2b)
Organizer: Wassila M. Thiaw, NOAA/NWS/NCEP/CPC, Camp Spings, MD
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   Mark R. Sinclair, Embry-Riddle Aeronautical University, Prescott, AZ 4:15 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 4:30 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 4:45 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 5:00 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 5:15 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 5:30 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
	3:30 PM-5:45 PM, Saturday Session 2B Oceanography of the Southern Oceans and Eastern Boundary Currents (Parallel with Session 2a)
Organizers: Edmo J. D. Campos, IOUSP/Cidade Univ., San Paulo Brazil; Joachim Ribbe, University of Concepcion, Concepcion Chile
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?   Victor H. Marin, Universidad de Chile, Santiago, Chile; and R. Escribano and L. E. Delgado 4:45 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 5:00 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, I. C. A. da Silveira, and E. P. Chassignet 5:15 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 5:30 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
	7:00 PM-8:30 PM, Saturday Conference Reception
Sunday, 4 April 1999
	8:30 AM-11:30 AM, Sunday Session 3A Decadal and ENSO Variability in the Southern Hemisphere (Parallel with Session 3b)
Organizer: Kerry H. Cook, Cornell University, Ithaca, NY
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   Andrew B. Watkins, Co-Operative Research Centre for Southern Hemisphere Meteorology, Clayton, Vic., Australia; and S. Power and D. Walland 8:45 AM 3A.3 Modeling the Interdecadal Variation of ENSO Teleconnections   A. Brett Mullan, NIWA, Wellington, New Zealand; and C. K. Folland and B. Bhaskaran 9:00 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 9:15 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 9:30 AM 3A.6 Evolution of consistent rainfall anomalies over Brazil during the ENSO cycle   Alice M. Grimm, Federal University of Parana, Curitiba, Brazil 9:45 AM Morning Coffee Break   10:15 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 10:30 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 10:45 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 11:00 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
	8:30 AM-11:30 AM, Sunday Session 3B Oceanography of the Southern Oceans and Eastern Boundary Currents: Part II (parallel with Session 3a)
Organizers: Joachim Ribbe, University of Concepcion, Concepcion Chile; Edmo J.D. Campos, IOUSP, Sao Paulo Brazil
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 Morning Coffee Break   10:30 AM 3B.7 Seasonal variability of the coastal upwelling off Concepción (37ºS), Chile   Dante Figueroa, Universidad de Concepción, Concepción, Chile; and C. Moffat 10:45 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 11:00 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 11:15 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
	11:45 AM-2:15 PM, Sunday Session 4 Millennium Celebration: the Challeges of the XXI Century: Part II
Organizer: Jose Rutllant, Universidad de Chile, Santiago 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 Lunch Break
	2:15 PM-4:15 PM, Sunday Poster Session 2 Climate and Low Frequency Variability
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   Bryan C. Weare, University of California, Davis, CA; and W. I. Gustafson   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 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 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
	4:15 PM, Sunday Session Coffee Break
	4:45 PM-6:00 PM, Sunday Session 5A Decadal and Enso Variability in the Southern Hemisphere: Part II (Parallel with Session 5b )
Organizer: Vincente R. Barros, Univ. of Buenos Aires, CONICET, Buenos Aires Argentina
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 ENSO-related Climate Variability on Precipitation and Temperature in Southeastern South America (Uruguay)   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
	4:45 PM-6:00 PM, Sunday Session 5B Southern Hemisphere Monsoon Systems (Parallel with Session 5a )
Organizer: Carolina S. Vera, University of Buenos Aires CONICET, Buenos Aires Argentina
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
Monday, 5 April 1999
	8:30 AM-11:45 AM, Monday Session 6A Southern Hemisphere Monsoon Systems: Part II (Parallel with Sessions 6a and 6c)
Organizer: Ernesto Hugo Berbery, University of Maryland, College Park, MD
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 Morning Coffee Break   10:30 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 10:45 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 11:00 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 11:15 AM 6A.8 Characteristics of rainfall in the Brazilian Amazon Basin   Brant Liebmann, NOAA/CIRES/CDC, Boulder, CO; and J. A. Marengo 11:30 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
	8:30 AM-11:30 AM, Monday Session 6B Weather Forecasts and Climate Prediction with Lead Times from Intraseasonal to Interannual (Parallel with Sessions 6a and 6c)
Organizer: Wasyl Drosdowsky, BMRC, Melbourne, Vic. Australia
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   Hannes (C.J.deW.) Rautenbach, University of Pretoria, Pretoria, South Africa 9:30 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 9:45 AM Morning Coffee Break   10:15 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 10:30 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 10:45 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 11:00 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 11:15 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
	8:30 AM-10:30 AM, Monday Session 6C Intraseasonal Oscillations in the Southern Hemisphere (Parallel with Sessions 6a and 6b)
Organizer: Kerry H. Cook, Cornell University, Ithaca, NY
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   Michael J. Reeder, Monash Univ., Clayton, Vic., Australia; and J. Zehnder 9:30 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 9:45 AM Morning Coffee Break
	10:30 AM-11:45 AM, Monday Session 7 Synoptic scale phenomena (Parallel with Sessions 6a and 6b)
Organizer: Pedro Silva Dias, University of Sao Paulo, Sao Paulo Brazil
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
	12:00 PM-1:00 PM, Monday Session 8 Millennium Celebration: The Challeges of the XXI Century: Part III
Organizer: Humberto A. Fuenzalida, Universidad de Chile, Santiago 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
	1:00 PM, Monday Excursion
Tuesday, 6 April 1999
	8:30 AM-10:30 AM, Tuesday Session 9A Weather Forecasts and Climate Prediction with Lead Times from Intraseasonal to Interanual: Part II (Parallel with sessions 9b and 9c)
Organizer: Willem A. Landman, South African Weather Bureau, Pretoria South Africa
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 Morning Coffee Break
	8:30 AM-11:30 AM, Tuesday Session 9B Regional Climate and Hydrological Applications (Parallel with Sessions 9a and 9c)
Organizer: Jose A. Rutllant, Universidad de Chile, Santiago 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 Morning Coffee Break   10:30 AM 9B.7 South american cold surges: Impact on regional climate   Rene D. Garreaud, Univ. of Chile, Santiago, Chile 10:45 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 11:00 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 11:15 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
	8:30 AM-11:30 AM, Tuesday Session 9C Antarctic Meteorology and Climatology (parallel with Sessions 9a and 9b)
Organizer: Jorge F. Carrasco, Direccion Meteorologica de Chile, Santiago 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 Morning Coffee Break   10:30 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 10:45 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 11:00 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 11:15 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
	10:30 AM-11:30 AM, Tuesday Session 10 Regional Climate and Hydrological Applications:Amazonia (Parallel with Sessions 9a and 9c)
Organizer: José A. Marengo, CPTEC/INPE, Cachoeira Paulista, Sao Paulo Brazil
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
	11:45 AM-2:15 PM, Tuesday Session 11 Millennium Celebration:The Challeges of the XXI Century: Part IV
Organizer: Patricio Aceituno, Universidad de Chile, Santiago 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 Lunch Break
	2:15 PM-4:00 PM, Tuesday Poster Session 3 Regional Climate
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   Jian-Jian Wang, University of Maryland Baltimore County, Greenbelt, MD; and T. Rickenbach and J. Wang   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, 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   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
	4:00 PM, Tuesday Session Coffee Break
	4:30 PM-6:00 PM, Tuesday Session 12A Regional Climate and Hydrological Applications: Part II (Parallel with sessions 12b and 12c)
Organizer: Rene Garreaud, Universidad de Chile, Santiago 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
	4:30 PM-6:00 PM, Tuesday Session 12B Regional Climate and Hydrological Applications: Amazonia: Part II (Parallel with Sessions 12a and 12c)
Organizer: Tercio Ambrizzi, University of Sao Paulo, Sao Paulo Brazil
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
	4:30 PM-6:00 PM, Tuesday Session 12C Tropical-Extratropical interactions and Teleconnections in the Southern Hemisphere (Parallel with Sessions 12a and 12b)
Organizer: Dayton G. Vincent, Purdue University, West Lafayette, IN
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 ENSO-related variations in the southern Pacific seasonal mean circulation: model versus observations   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
	8:00 PM-9:30 PM, Tuesday 1 Conference Dinner
Wednesday, 7 April 1999
	8:30 AM-11:30 AM, Wednesday Session 13A Ocean-Atmosphere-Land Interactions(Parallel with Session 13b)
Organizer: Vernon E. Kousky, NOAA/NWS/NCEP, Camp Springs, MD
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 Morning Coffee Break   10:30 AM 13A.7 Land-Ocean-Atmosphere Interactions over South America   Andrea N. Hahmann, University of Arizona, Tucson, AZ 10:45 AM 13A.8 Orographic influences on the dynamics of heat lows   Zsuzsanna Rácz, Univ. of Munich, Munich, Germany 11:00 AM 13A.9 Frontogenesis in a heat trough   Roger K. Smith, University of Munich, Munich, Germany; and M. J. Reeder 11:15 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
	8:30 AM-11:30 AM, Wednesday Session 13B Tropical-Extratropical Interactions and Teleconnections in the Southern Hemisphere: Part II (Parallel with Session 13a)
Organizer: George N. Kiladis, NOAA/AL, Boulder, CO
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 10:00 AM Morning Coffee Break   13B.6 Interannual rainfall variability over South America and the South Atlantic   Martin C. Todd, University of Oxford, Oxford, Oxfordshire, United Kingdom; and R. Washington 10:30 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 10:45 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 11:00 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
	11:45 AM-2:15 PM, Wednesday Session 14 Millennium Celebration:The Challeges of the XXI Century: Part V
Organizer: Peter D. Tyson, Univ. of Witwatersrand, Pretoria South Africa
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 Lunch Break
	2:15 PM-3:45 PM, Wednesday Poster Session 4 Air-Sea Interactions, Teleconnections and Synoptic events
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 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   Francois (F.A.) Engelbrecht, University of Pretoria, Pretoria, South Africa; and H. C. J. D. Rautenbach and J. J. L. McGregor   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
	3:45 PM, Wednesday Session Coffee Break
	4:15 PM, Wednesday Session 15 Panel Discussion: Future Research on Southern Hemisphere Meteorology and Oceanography
	5:00 PM-5:30 PM, Wednesday Closing Ceremony

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