Session 12 13th Conference on Atmospheric and Oceanic Fluid Dynamics

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Sunday, 3 June 2001

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5:00 PM-7:00 PM: Sunday, 3 June 2001


1
Conference Registration

Monday, 4 June 2001

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7:30 AM-7:30 AM: Monday, 4 June 2001


Registration Continues through Friday, 8 June

8:30 AM-8:45 AM: Monday, 4 June 2001


Welcoming Remarks

8:45 AM-10:30 AM: Monday, 4 June 2001


Session 1
Scale Interactions and Turbulence
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Christopher S. Bretherton, Univ. of Washington
8:45 AM
1.1
Balanced turbulence on the tropopause
Chris Snyder, NCAR, Boulder, CO; and G. Hakim and D. Muraki

9:00 AM
1.2
A theory for stochastic models of large-scale turbulence
Timothy DelSole, COLA, Calverton, MD

9:15 AM
1.3
Observations of a convectively coupled Kelvin wave
Katherine H. Straub, CIRES and NOAA/AL, Boulder, CO and Colorado State Univ., Fort Collins, CO

Presentation PDF (6.8 kB)

9:30 AM
1.4
Models for Convectively Coupled Tropical Waves
Andrew J. Majda, New York Univ., New York, NY

Presentation PDF (17.7 kB)

9:45 AM
1.5
On the Flux Representation of Internal Wave Spectral Transports
Kurt L. Polzin, WHOI, Woods Hole, MA

Presentation PDF (217.1 kB)

10:00 AM
1.6
Nonlinear drag, geostrophic turbulence, and heat transport
Nadejda Grianik, Program in Atmospheric and Oceanic Sciences, Princeton University, Princeton, NJ; and G. K. Vallis, I. M. Held, and K. S. Smith

10:15 AM
1.7
Discussion

10:30 AM-12:00 PM: Monday, 4 June 2001


Poster Session 1
Atmospheric Dynamics I— with Late morning Coffee break
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P1.1
On the relationship between subtropical and eddy-driven jets
Sukyoung Lee, Penn State Univ., University Park, PA; and H. K. Kim

P1.2
Hadley cell dynamics in a primitive equation model
Hyun-kyung Kim, NOAA/NWS/NCEP/CPC, Camp Springs, MD; and S. Lee

P1.3
On the vertical structure of the extratropical circulation response to global warming and of the annular modes

P1.4
Cyclone-anticyclone asymmetry concerning the height of the thermal and the dynamical tropopause
Volkmar Wirth, Univ. of Mainz, Mainz, Germany

P1.5
Vertical normal modes in a hybrid-coordinate system
Chungu Lu, NOAA/ERL/FSL, Boulder, CO; and D. Devenyi, S. G. Benjamin, and W. Schubert

P1.6
Observational study of the remote forcing of Pacific subtropical highs
Richard Grotjahn, Univ. of California, Davis, CA; and S. Immel

Handout (529.4 kB)

P1.7
Mechanism for the generation of secondary waves in wave breaking regions
Sharon L. Vadas, Colorado Research Associates Division, Boulder, CO; and D. C. Fritts

Handout (364.2 kB)

P1.8
Mathematical Strategies for Stochastic Climate Modeling
Ilya Timofeyev, New York Univ., New York, NY; and A. Majda

Handout (35.1 kB)

P1.9
Backward Fokker-Planck equation for determination of Model Predictability with uncertain initial errors
Peter C. Chu, NPS, Monterey, CA; and L. M. Ivanov

P1.10
Baroclinic adjustment observed in the Southern Hemisphere
Yucheng Song, University of Illinois, Urbana, IL; and N. Nakamura

P1.11
Condensed Representaion of Atmospheric Dynamics by Using Its Essential Degrees of Freedom in a Primitive Equation Model
Ulrich Achatz, Leibniz-Institut fuer Atmosphaerenphysik and er Universitaet Rostock, Kuehlungsborn, Germany; and J. D. Opsteegh

Handout (741.8 kB)

P1.12
Distinguished limits, multiple scales asymptotics, and numerics for atmospheric flows
Rupert Klein, Potsdam Institute for Climate Impact Research (PIK), Potsdam, Germany; and N. Botta and A. Owinoh

Handout (155.0 kB)

P1.13
GCM simulation of a spontaneous QBO-like mean flow oscillation
Kevin Hamilton, University of Hawaii at Manoa, Honolulu, HI

P1.14
GCM tests of theories for eddy heat transport in the atmosphere
Leon Barry, University of Reading, Reading, United Kingdom; and G. C. Craig and J. Thuburn

P1.15
Interactions between forced planetary waves and stratospheric ozone: A mechanism for affecting tropospheric wave fluxes?
Terry Nathan, Univ. of California, Davis, CA; and E. Cordero

P1.3A
Energy flux and quasi-geostrophic theory
Peter R. Bannon, Penn State University, University Park, PA

12:00 PM-1:30 PM: Monday, 4 June 2001


Lunch

1:30 PM-3:05 PM: Monday, 4 June 2001


Session 2
Potential vorticity dynamics
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: John Knox, Univ. of Georgia
1:30 PM
2.1
The PV Bible: Applications in Atmospheric Dynamics (Invited Presentation)
John W. Nielsen-Gammon, Texas A&M University, College Station, TX

Presentation PDF (21.3 kB)

2:05 PM
2.2
The use of potential vorticity in tropical dynamics
Wayne H. Schubert, Colorado State University, Fort Collins, CO

Presentation PDF (402.3 kB)

2:20 PM
2.3
The Potential Vorticity Structure of a Severe Extra-tropical Cyclone
Matthias Zillig, ETH, Zurich, Switzerland; and H. C. Davies

Presentation PDF (978.3 kB)

2:35 PM
2.4
A potential vorticity and wave activity flux diagnosis of optimal perturbation evolution
Michael C. Morgan, Univ. of Wisconsin, Madison, WI

Presentation PDF (508.1 kB)

2:50 PM
2.5
The equilibration of short Charney modes: implications for PV homogenization
Pablo Zurita, MIT, Cambridge, MA; and R. S. Lindzen

Presentation PDF (517.4 kB)

3:05 PM-3:30 PM: Monday, 4 June 2001


Coffee Break

3:30 PM-5:00 PM: Monday, 4 June 2001


Session 3
PV and Vorticity Dynamics
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Volkmar Wirth, Univ. of Mainz
3:30 PM
3.1
Potential vorticity sources and sinks in ocean and atmosphere (Invited Presentation)
Peter B. Rhines, University of Washington, Seattle, WA

4:05 PM
3.2
A Constraint of Potential Vorticity on the Abyssal Ocean Circulation
Jiayan Yang, WHOI, Woods Hole, MA; and J. F. Price

4:20 PM
3.3
Vortex Rossby waves on smooth circular vortices: Exact results and application to tropical cyclone and polar vortex interiors
Michael T. Montgomery, Colorado State University, Fort Collins, CO; and G. Brunet

4:35 PM
3.4
Shallow Water Model Simulations of the Lifecycle of Stratospheric Polar Vortices
Ping-Ping Rong, Johns Hopkins Univ., Baltimore, MD; and D. W. Waugh

4:50 PM
3.5
Discussion

5:00 PM-6:30 PM: Monday, 4 June 2001


Poster Session 2
Scale Interactions & Turbulence/PV Dynamics(Icebreaker Reception/Cash Bar)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P2.1
Noise-induced drifts in weather and climate

P2.2
The k^-3 and k^-5/3 Energy Spectrum of Atmospheric Turbulence
Ka-Kit Tung, University of Washington, Seattle, WA; and W. T. Welch

P2.3
Simulated recovery of the mesoscale energy spectrum from smooth initial conditions
Kevin Hamilton, University of Hawaii at Manoa, Honolulu, HI; and J. N. Koshyk and R. S. Hemler

P2.4
The breakdown of balance in low potential vorticity regions: Evidence from a clear air turbulence outbreak
John A. Knox, Univ. of Georgia, Athens, GA

P2.5
The fluctuation-dissipation theorem for moist atmospheric convection
George C. Craig, University of Reading, Reading, United Kingdom; and B. G. Cohen

P2.6
The influence of moist convection on the predictability of large scales in a limited-area atmospheric model
Fuqing Zhang, NCAR, Boulder, CO; and C. Snyder and R. Rotunno

P2.7
Oscillation of Separation Distance Between a Paired Typhoon-Scale Vortices
Hyeong-Bin Cheong, Pukyong National Univ., Pusan, Korea, Republic of (South); and M. K. Kang and T. Y. Goo

Handout (1.2 MB)

P2.8
Origin of dynamical features preceding the onset of blocking
Stephen J. Colucci, Cornell University, Ithaca, NY

P2.9
Vortex life cycles in quasi-geostrophic flows with jets
R. Lee Panetta, Texas A&M University, College Station, TX; and A. K. Fox

Handout (5.7 kB)

P2.10
The nonlinear evolution and potential vorticity transport of symmetric equatorial inertial instability
David A. Ortland, NorthWest Research Associates, Bellevue, WA; and T. J. Dunkerton

P2.11
Study of tropopause perturbation and effects on cyclogenesis using potential vorticity inversion method
D. Lambert, Laboratoire d'Aérologie, Toulouse, France; and P. Arbogast, J. P. Cammas, J. Donnadille, and P. Mascart

Handout (1.6 MB)

P2.12
Structure and evolution of upper-tropospheric jet streaks in a stratified quasigeostrophic model
Philip Cunningham, Florida State University, Tallahassee, FL; and D. Keyser

Handout (842.3 kB)

P2.13
An analytical approach to predictability based on potential vorticity gradients
Bach-Lien Hua, IFREMER, Plouzane, France; and G. Riviere and P. Klein

P2.14
Diagnosis of the origin and dynamical influence of upper-tropospheric negative PV anomalies
Mark A. Liniger, ETH, Zurich, Switzerland; and H. C. Davies

Handout (1.3 MB)

P2.15
Comparison of Dynamical Simulations and Statistical Predictions for Models of Open-Ocean Deep Convection

Tuesday, 5 June 2001

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8:30 AM-10:00 AM: Tuesday, 5 June 2001


Poster Session 3
Atmospheric Dynamics II—Eyeopener (Continental Breakfast)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P3.1
Three-dimensional stability analyses of intense atmospheric vortices with secondary circulations
David S. Nolan, Colorado State University, Fort Collins, CO; and M. T. Montgomery

P3.2
A laboratory study of Hurricane mesovortices
Michael T. Montgomery, Colorado State University, Fort Collins, CO; and V. A. Vladimirov and P. V. Denissenko

P3.3
3D alignment and co-rotation of TC-like vortices via linear vortex Rossby waves
Paul D. Reasor, NOAA/AOML/HRD, Miami, FL; and M. T. Montgomery

P3.4
A theory for the Vertical Alignment of a tilted geophysical vortex
David A. Schecter, NCAR, Boulder, Colorado; and M. T. Montgomery and P. D. Reasor

Handout (283.9 kB)

P3.5
Early evolution of vertical vorticity in a numerically-simulated idealized convective line
Thomas A. Cram, Colorado State University, Fort Collins, CO; and M. T. Montgomery and R. F. A. Hertenstein

P3.6
Mesovorteices, polygonal flow patterns, and rapid pressure falls in hurricanes-like vortices
James P. Kossin, CIRA/Colorado State Univ., Fort Collins, CO; and W. H. Schubert

Handout (586.9 kB)

P3.7
The role of shallow heating in driving tropical atmospheric circulations
Zhaohua Wu, COLA, Calverton, MD

P3.8
Dynamics of convectively coupled Kelvin waves in the eastern Pacific ITCZ
Katherine H. Straub, CIRES and NOAA/AL, Boulder, CO; and G. N. Kiladis

P3.9
The modification of inertial stability on the poleward edge of the ITCZ in association with a breaking Rossby wave over the subtropical North Pacific

P3.10
The Origin of Monsoon Onset. Part II: Rotational ITCZ Attractors
Winston C. Chao, NASA/GSFC, Greenbelt, MD; and B. Chen

P3.11
The linear acoustic and gravity wave response to localized heating in a compressible atmosphere
Jeffrey M. Chagnon, Penn State Univ., University Park, PA; and P. R. Bannon

P3.12
Energy conserving low-order models for potential vorticity dynamics and convection with shear
Alexander Gluhovsky, Purdue University, West Lafayette, IN; and C. Tong and E. Agee

Handout (115.0 kB)

P3.13
A new treatment of the lower boundary and surface pressure equation in GCMs
Jean-Michel Campin, MIT, Cambridge, MA; and A. Adcroft

P3.14
Reflection of planetary waves in three-dimensional tropospheric flows—effects of the Hadley circulation
Christopher C. Walker, Univ. of California, Irvine, CA; and G. Magnusdottir

P3.15
The traditional approximation and equatorial inertial instability
Mark Fruman, University of Toronto, Toronto, ON, Canada; and T. G. Shepherd

Handout (101.2 kB)

10:00 AM-12:00 PM: Tuesday, 5 June 2001


Session 4
Waves, Stability, and the General Circulation
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Peter Bannon, Penn State Univ.
10:00 AM
4.1
The weak temperature gradient approximation and balanced tropical moisture waves
Adam H. Sobel, Columbia University, New York, NY; and J. Nilsson and L. M. Polvani

10:15 AM
4.2
Simple modelling of large-scale steady tropical circulations coupled with deep moist convection and driven by SST gradients
Christopher S. Bretherton, University of Washington, Seattle, WA; and M. Peters and A. H. Sobel

10:30 AM
4.3
Nonmodal growth in spherical geometry
Cris Castello, Univ. of California, Davis, CA; and R. Grotjahn

Presentation PDF (235.4 kB)

10:45 AM
4.4
Localized anomalies, Rossby wave-guides and baroclinic instability
Sébastien Dirren, ETH, Zürich, Switzerland; and H. C. Davies

Presentation PDF (485.7 kB)

11:00 AM
4.5
Wavelet analysis and the governing dynamics of a large-amplitude gravity wave event along the East Coast of the United States
Fuqing Zhang, NCAR, Boulder, CO

11:15 AM
4.6
The effect of reflecting surfaces on the vertical structure and variability of stratospheric planetary waves
Nili Harnik, Florida State Univ., Tallahassee, FL and MIT, Cambridge, MA; and R. S. Lindzen

Presentation PDF (199.0 kB)

11:30 AM
4.7
On the effect of Rossby wave breaking on vertically propagating disturbances
Constantine Giannitsis, MIT, Cambridge, MA; and R. S. Lindzen

11:45 AM
4.8
Dynamics of isolated anomalies in zonally varying jet streams
Daniel Hodyss, University of California, Davis, CA; and T. Nathan

12:00 PM-1:30 PM: Tuesday, 5 June 2001


Lunch

1:30 PM-2:31 PM: Tuesday, 5 June 2001


Session 4
Waves, Stability, and the General Circulation (Continued)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Isaac M. Held, NOAA/GFDL
1:30 PM
4.9
Superrotation in an axisymmetric shallow water model of the upper troposphere
Karen M. Shell, SIO/Univ. Of California, San Diego, CA; and I. Held

Presentation PDF (183.4 kB)

1:45 PM
4.10
Surface quasigeostrophic dynamics: eddy scales and tracer flux in forced-dissipative flow
C. Y. Tam, Princeton Univ., Princeton, NJ; and G. K. Vallis and K. S. Smith

2:00 PM
4.11
A parameterization of the surface heat flux in midlatitudes
Tapio Schneider, New York University, New York, NY; and I. M. Held

Presentation PDF (13.5 kB)

2:15 PM
4.12
Axially symmetric circulations in a moist atmosphere
Olivier Pauluis, MIT, Cambridge, MA

Presentation PDF (658.0 kB)

4.13
General circulation, potential vorticity transport, and surface heat transport

2:30 PM-3:00 PM: Tuesday, 5 June 2001


Coffee Break

3:00 PM-5:00 PM: Tuesday, 5 June 2001


Session 5
Gravity wave impacts upon the general circulation
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: William J. Randel, NCAR
3:00 PM
5.1
Gravity Wave Effects and Their Parameterization in Global Models (Invited Presentation)
Kevin Hamilton, Univ. of Hawaii, Honolulu, HI

3:35 PM
5.2
Nonhydrostatic Effects in the Parameterization of Non-Orographic Gravity-Wave Drag
John F. Scinocca, MSC, Victoria, BC, Canada

3:50 PM
5.3
Analysis of numerically simulated gravity waves generated by convection
Zachary A. Eitzen, Colorado State University, Ft. Collins, CO; and D. A. Randall

Presentation PDF (5.2 MB)

4:05 PM
5.4
Wave-mean-flow interactions in a gravity wave packet critical layer
Lucy Campbell, Univ. of Toronto, Toronto, ON, Canada

Presentation PDF (46.5 kB)

4:20 PM
5.5
Modulation of the gravity wave driven meridional circulation in the mesosphere by planetary wave forcing in the troposphere
Erich Becker, Leibniz-Institute of Atmospheric Physics, Kuehlungsborn, Germany; and G. Schmitz

Presentation PDF (634.6 kB)

4:35 PM
5.6
Effects of Gravity Waves in the SKYHI General Circulation Model
M. Joan Alexander, Colorado Research Associates Division of Northwest Research Associates, Boulder, CO; and L. Bruhwiler

4:50 PM
5.7
Discussion

5:00 PM-6:30 PM: Tuesday, 5 June 2001


Poster Session 4
Low frequency variability/Gravity waves (Reception/Cash Bar)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P4.1
Low-frequency atmospheric variability and seasonality of the mean circulation
Grant W. Branstator, NCAR, Boulder, CO

P4.2
A linear model of low-frequency variability
Matthew Newman, NOAA/ERL/CDC, Boulder, CO; and P. D. Sardeshmukh and C. R. Winkler

P4.3
Interactions between External and Intraseasonal Atmospheric Variability
David M. Straus, COLA, Calverton, MD; and F. Molteni

Handout (168.8 kB)

P4.4
Low-frequency variability of the extratropical stratospheric circulation: Role of the low-latitude mean momentum
Kevin Hamilton, Univ. of Hawaii, Honolulu, HI; and M. D. Schwarzkopf and V. Ramaswamy

P4.5
Internal interannual variations of the troposphere-stratosphere coupled system
Shigeo Yoden, Kyoto University, Kyoto, Japan; and M. Taguchi and Y. Naito

P4.6
Numerical simulation of Rossby wave breaking and blocking formation using a simple barotropic model
H. L. Tanaka, University of Tsukuba, Tsukuba, Japan

P4.7
Using singular vectors to study low-frequency atmospheric variability

P4.8
A low dimensional model of extratropical low frequency variability
Fabio D'Andrea, MIT, Cambridge, MA

P4.9
The Low Frequency Dynamics on the Wave Ray Propagation of Tropical Atmosphere Energy Dispersion
Xiangde Xu, Chinese Academy of Meteorological Sciences, Beijing, China; and Q. Miao

P4.10
The impact of orographic gravity wave drag on the GCM prediction of atmospheric angular momentum
Huei-Ping Huang, NOAA/ERL/CDC, Boulder, CO; and P. D. Sardeshmukh

P4.11
A simple parameterization of the generation of gravity waves by deep tropical convection
Todd P. Lane, NCAR, Boulder, CO

P4.12
The focusing of gravity-wave energy by a gravity-wave spectrum

P4.13
The impact of a new orographic gravity wave drag scheme in the Met Office Unified Model
Stuart Webster, Met Office, Bracknell, Berks., United Kingdom

Handout (173.5 kB)

P4.14
Impact of convectively generated gravity wave drag on the atmospheric general circulation
Hye-Yeong Chun, Yonsei Univ., Seoul, Korea, Republic of (South); and J. J. Baik

Wednesday, 6 June 2001

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8:30 AM-10:30 AM: Wednesday, 6 June 2001


Session 6
Ocean Dynamics I
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Alain Colin de Verdiere, Laboratoire de Physique des Oceans
8:30 AM
6.1
The response of the ocean to decadal variability in atmospheric forcing: wind versus thermal forcing
LuAnne Thompson, University of Washington, Seattle, WA; and C. Ladd

Presentation PDF (64.6 kB)

8:45 AM
6.2
Testing theories of the Antarctic Circumpolar Current against observations
Richard Karsten, MIT, Cambridge, MA; and J. Marshall

Presentation PDF (190.9 kB)

9:00 AM
6.3
Wind-induced constraints on the mass and buoyancy transports in a simple adiabatic model of the ocean circulation
Rémi Tailleux, Laboratoire de Météorologie Dynamique/UPMC, Paris, France

Presentation PDF (199.2 kB)

9:15 AM
6.4
Offshore Propagation of Eddy Kinetic Energy in the California Current
Robert L. Haney, NPS, Monterey, CA; and R. A. Hale and D. E. Dietrich

9:30 AM
6.5
Long planetery waves in a three layer ocean with a wind-driven steady circulation
Ivana Cerovecki, COAS, Oregon State University, Corvallis, OR; and R. de Szoeke

9:45 AM
6.6
Generation of Strong Mid-Ocean Eddies from Nonzonal Mean Flows
Brian K. Arbic, MIT, Cambridge, MA; and G. R. Flierl

10:00 AM
6.7
The statistical dynamics of Geophysical flows
Terence J. O'Kane, Monash University, Melbourne, Vic., Australia; and J. S. Frederiksen

Presentation PDF (481.2 kB)

10:15 AM
6.8
Horizontal dispersion of near-inertial oscillations in a turbulent mesoscale eddy field
Patrice Klein, IFREMER, Plouzane, France; and S. Llewellyn-Smith

Presentation PDF (951.1 kB)

10:30 AM-12:00 PM: Wednesday, 6 June 2001


Poster Session 5
Ocean Dynamics II/Thermohaline Circulations— with Late morning coffee
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P5.1
Models of ocean circulation based on the residual circulation
Daniel Jamous, MIT, Cambridge, MA; and J. C. Marshall

P5.2
What Controls the Vertical Structure and Horizontal Scales of Mid-Ocean Eddies?
Brian K. Arbic, MIT, Cambridge, MA; and G. R. Flierl

P5.3
Long Rossby wave basin-crossing time and the resonance of low-frequency basin modes
Francois W. Primeau, Canadian Centre for Climate Modelling and Analysis, Victoria, BC, Canada

P5.4
Modification of wind-driven circulation and stratified spin-up at ocean fronts
Leif N. Thomas, University of Washington, Seattle, WA; and P. B. Rhines

Handout (2.1 MB)

P5.5
An analytical solution of the ideal-fluid thermocline
Rui Xin Huang, WHOI, Woods Hole, MA

P5.6
Splitting of subinertial coastal Kelvin waves at a gap
Theodore S. Durland, University of Hawaii, Honolulu, HI; and B. Qiu

P5.7
The effect of mesoscale ocean eddies on the thermocline and abyss
Cara E. Cartwright, Princeton Univ., Princeton, NJ; and G. K. Vallis

P5.8
Adjustment of unbalanced vortices in uniformly rotating and stratified fluids

P5.9
Velocity probability density functions of a high resolution, quasi-geostrophic ocean model.

P5.10
The vertical structure of baroclinic eddies: theory and primitive equation numerical tests

P5.11
Thermocline variability in the tropical Pacific
Antonietta Capotondi, Climate Diagnostics Center, NOAA/CIRES, Boulder, CO; and M. A. Alexander and C. Deser

P5.12
To what extent are sea level variations due to the expansion or contraction of the water column?
Pedro Ripa, Centro de Investigación Científica y de Educación Superior de Ensenada, Ensenada, Baja California, Mexico

Handout (189.8 kB)

P5.13
Modes of variability of the Yucatan current
Ana Julia Abascal, CICESE, Ensenada, Baja California, Mexico; and J. Sheinbaum, J. Candela, J. L. Ochoa, and A. Badan

P5.14
Understanding Global Warming: Tracking the Salt Oscillator
James R. Wilson, Idaho National Engineering and Environmental Lab, Idaho Falls, ID

Handout (183.9 kB)

P5.15
Underlying Mechanisms of Decadal Thermohaline Variability
M. Jeroen Molemaker, Univ. of California, Los Angeles, CA; and J. C. McWilliams

P5.16
Poster moved to oral session 7, new paper number 7.2A

12:00 PM-1:30 PM: Wednesday, 6 June 2001


Lunch

1:30 PM-3:00 PM: Wednesday, 6 June 2001


Session 7
Thermohaline flows
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Paola Cessi, SIO/Univ. of California
1:30 PM
7.0
Discussion

1:40 PM
7.1
The Natural Variability of the Oceanic Thermohaline Circulation (Invited Presentation)
J. McWilliams, Univ. of California, Los Angeles, CA

7.2
Steady Baroclinic Flow Through Ridges With Narrow Gaps

2:15 PM
7.3
Self-sustained thermohaline oscillations in paleo oceans
Rong Zhang, MIT, Cambridge, MA; and M. Follows and J. Marshall

Presentation PDF (2.5 MB)

2:30 PM
7.4
Temperature-salinity correlations and spiciness in oceanic variability
R. Saravanan, NCAR, Boulder, CO; and G. Danabasoglu, S. Doney, and J. McWilliams

2:45 PM
7.2A
A two layer model of a non diffusive thermocline (Formerly paper P5.16)
Giulio Boccaletti, Princeton University, Princeton, NJ

3:00 PM-3:30 PM: Wednesday, 6 June 2001


Coffee Break

3:30 PM-5:05 PM: Wednesday, 6 June 2001


Session 8
Low frequency variability
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Grant W. Branstator, NCAR
3:30 PM
8.1
The Dynamics of the PNA and NAO Lifecycles (Invited Presentation)
Steven B. Feldstein, Penn State Univ., University Park, PA

4:05 PM
8.2
Accumulation, local instability, and the generation of atmospheric low frequency variability
Kyle L. Swanson, Univ. of Wisconsin, Milwaukee, WI

4:20 PM
8.3
Simulation of observed low-frequency anomalies using generalized barotropic models
Christos M. Mitas, Univ. of Illinois, Urbana, IL; and W. Robinson

Presentation PDF (4.4 kB)

4:35 PM
8.4
An interdecadal mode of Northern Hemisphere storm track variations
Edmund K. M. Chang, Florida State University, Tallahassee, FL

Presentation PDF (253.5 kB)

4:50 PM
8.4a
Break

5:05 PM-6:00 PM: Wednesday, 6 June 2001


Session 8
Low Frequency Variability (Continued)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Grant W. Branstator, NCAR
5:05 PM
8.5
Structure and evolution of the Annular Modes in an aquaplanet GCM
Benjamin A. Cash, NOAA/GFDL, Princeton, NJ

5:20 PM
8.6
Consequences of Nonlinearities on the Low-Frequency Behavior of an ACGM
Judith Berner, NCAR, Boulder, CO; and G. Branstator

Presentation PDF (175.6 kB)

5:35 PM
8.7
Dynamics of a two layer channel quasigeostrophic atmospheric model
Sergey V. Kravtsov, Univ. of California, Los Angeles, CA; and A. W. Robertson and M. Ghil

5:50 PM
8.8
Discussion

7:00 PM-8:30 PM: Wednesday, 6 June 2001


Conference Banquet

8:00 PM-8:15 PM: Wednesday, 6 June 2001


Session
Haurwitz Lecture
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
8:00 PM
The circulation of the stratosphere
R. Alan Plumb, MIT, Cambridge, MA

Thursday, 7 June 2001

Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | top

8:30 AM-10:00 AM: Thursday, 7 June 2001


Poster Session 6
Storm Tracks/Strat-Trop interactions/Transport & Mixing—Eyeopener (Continental Breakfast)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P6.1
A qualitative model of storm tracks
Isaac M. Held, NOAA/GFDL, Princeton, NJ

P6.2
Storm track variations as seen in radiosonde observations and reanalysis data
Nili Harnik, Florida State University; and E. K. M. Chang

Handout (158.5 kB)

P6.3
Dual baroclinic jets and the organization of midlatitude storm tracks
Terry Nathan, University of California, Davis, Davis, CA; and E. DeFonso

P6.4
Stratospheric Intrusions into the Tropical Troposphere
Darryn W. Waugh, Johns Hopkins University, Baltimore, MD; and B. M. Funastu

P6.5
Vortex Dipole for an Interfacial Tropopause
David J. Muraki, Simon Fraser Univ., Burnaby, BC, Canada; and C. Snyder

P6.6
Poster has been moved to oral session 10, new paper number 10.4A

P6.7
Signatures of the North Atlantic Oscillation on stratospheric ozone
Yvan J. Orsolini, Norwegian Institute for Air Research, Kjeller, Norway; and V. Limpasuvan

P6.8
A new look at eddy diffusivity
Noboru Nakamura, University of Chicago, Chicago, IL

Handout (1.4 MB)

P6.9
Comparison of the Global Transport Circulations from the NCEP Reanalysis and CCM3
Kenneth P. Bowman, Texas A&M University, College Station, TX; and T. Erukhimova

P6.10
Mixing from barotropic instability of the QBO westerly jet

P6.11
A 15-year climatology of stratosphere-troposphere exchange and its link to potential vorticity streamers and cutoffs
Michael Sprenger, ETH, Zuerich, Switzerland; and H. Wernli and M. Bourqui

Handout (2.6 MB)

P6.12
Poster has been moved to oral session 9, new paper number 9.6A

10:00 AM-12:00 PM: Thursday, 7 June 2001


Session 9
Transport and Mixing
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Noboru Nakamura, Univ. of Chicago
10:00 AM
9.1
Atmospheric and Oceanic Tracer Transport (Invited Presentation)
Darryn W. Waugh, Johns Hopkins University, Baltimore, MD

9.2
Quantifying transport in the troposphere and lower stratosphere

10:50 AM
9.3
Tropospheric-stratospheric exchange of chemical species induced by midlatitude convective storms
Gretchen L. Mullendore, Univ. of Washington, Seattle, WA; and D. R. Durran and J. R. Holton

11:05 AM
9.4
Modeling material transport by oceanic circulation
Pavel S. Berloff, Univ. of California, Los Angeles, CA; and J. C. McWilliams

11:20 AM
9.5
Cross-jet transport in quasi-geostrophic simulations
R. Lee Panetta, Texas A&M University, College Station, TX; and J. C. Collier

Presentation PDF (139.9 kB)

9.6
Transport and mixing in the summer polar stratosphere

11:36 AM
9.7
Discussion

11:46 AM
9.6A
Intermittent mixing, large-scale advection and stratospheric tracer distributions (formerly paper P6.12)
Jacques Vanneste, University of Edinburgh, Edinburgh, Scotland, United Kingdom

12:00 PM-1:25 PM: Thursday, 7 June 2001


Lunch

1:30 PM-2:00 PM: Thursday, 7 June 2001


Session 9
Transport and Mixing (Continued)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Darryn W. Waugh, Johns Hopkins Univ.
1:30 PM
9.7
Extratropical control of tropical upwelling in the lower stratosphere
William J. Randel, NCAR, Boulder, CO; and R. Garcia

1:45 PM
9.8
A Comparison of Wave-Induced Residual and Lagrangian Transport in the Stratosphere
Diane Pendlebury, Univ. of Toronto, Toronto, ON, Canada; and T. G. Shepherd

Presentation PDF (2.4 MB)

2:00 PM-3:05 PM: Thursday, 7 June 2001


Session 10
Stratosphere-Troposphere Interactions
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Darryn W. Waugh, Johns Hopkins Univ.
2:00 PM
10.1
Does the troposphere care about the stratosphere? (Invited Presentation)
Walter A. Robinson, Univ. of Illinois, Urbana, IL

2:35 PM
10.2
The short-term dynamic influence of the stratosphere on the troposphere during Northern Hemisphere winter
Judith Perlwitz, Columbia University and NASA/GISS, New York, NY

2:50 PM
10.3
Stratospheric-Troposphere coupling during intraseasonal variations in the Arctic Oscillation
Brent A. McDaniel, Georgia Institute of Technology, Atlanta, GA; and R. X. Black

Presentation PDF (16.0 kB)

3:05 PM-3:30 PM: Thursday, 7 June 2001


Coffee Break

3:30 PM-5:00 PM: Thursday, 7 June 2001


Session 10
Stratosphere-Troposphere Interactions (Continued)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Robert X. Black, Georgia Tech.
10.4
Annual cycle and trends of wave driving of the tropical lower Stratosphere

3:31 PM
10.5
Changes of the Stratospheric Circulation: Relationship to Changes of Ozone and Tropospheric Structure
Murry Salby, University of Colorado, Boulder, CO; and P. Callaghan

3:46 PM
10.6
The stratospheric influence on wave-mean flow interaction in the troposphere as seen in a quasi-linear vacillation model
David A. Ortland, NorthWest Research Associates, Bellevue, WA; and T. J. Dunkerton

4:01 PM
10.7
Role of forced planetary waves in the troposphere-stratosphere dynamical coupling
Masakazu Taguchi, Kyoto University, Kyoto, Kyoto, Japan; and S. Yoden

4:16 PM
10.8
Diagnoses of the vertical structure of the tropical tropopause region
Andrew Gettelman, NCAR, Boulder, CO

Presentation PDF (55.7 kB)

4:31 PM
10.9
Discussion

4:46 PM
10.4A
Tropospheric and equatorial influence on planetary wave amplitude in the stratosphere (formerly paper P6.6)
Yongyun Hu, Univ. of Washington, Seattle, WA; and K. K. Tung

5:00 PM-6:30 PM: Thursday, 7 June 2001


Poster Session 7
Large-scale dynamics of the coupled ocean-atmosphere system (Reception/Cash Bar)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
P7.1
Models of tropopause height and thermocline depth

P7.2
Thermal resonance of the atmosphere to SST anomalies. Implications for the Antartic circumpolar wave.
Alain Colin de Verdiere, Laboratoire de Physique des Oceans, Brest, France

P7.3
Excitation of basin modes by ocean-atmosphere coupling
Paola Cessi, SIO/Univ. Of California, La Jolla, CA; and F. Paparella

P7.4
Low Frequency Modes of Tropical Ocean Dynamics
Fei-Fei Jin, University of Hawaii, Honolulu, HI

P7.5
Optimal Forcing Patterns of the North Atlantic
Andrew M. Moore, University of California at Santa Cruz, Santa Cruz, CA; and R. F. Milliff and J. Weiss

P7.6
Spectral peaks, non-normality, and predictability in simple coupled systems
P. Chang, Texas A&M University, College Station, TX; and R. Saravanan, F. Wang, and L. Ji

P7.7
Sensitivity of tropical subannual variability to model mixed-layer depth
Ian G. Watterson, CSIRO, Aspendale, Vic., Australia

Handout (188.2 kB)

P7.8
Trend in atmospheric angular momentum in a transient climate change simulation with greenhouse gas and aerosol forcing
Klaus M. Weickmann, NOAA-CIRES Climate Diagnostics Center, Boulder, CO; and H. P. Huang and C. J. Hsu

P7.9
Impact of the Sea Surface Temperature on Regional Flood and Its Dynamic Analyses
Qiuju Miao, Chinese Academy of Meteorological Sciences, Beijing, China; and X. Xu

P7.10
Atmosphere/Ocean Couplings That Influence Global Climate
James R. Wilson, Idaho National Engineering and Environmental Lab, Idaho Falls, ID

Handout (134.6 kB)

P7.11
Global Coupled Modeling on the Expanded Spherical Cube
Alistair Adcroft, MIT, Cambridge, MA

P7.12
Air-sea interaction over the Maritime Continent and the TBO

P7.13
A GCM study of the impact of ocean-atmosphere interaction on the Arctic Oscillation
Andrew W. Robertson, Univ. of California, Los Angeles, CA

Friday, 8 June 2001

Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | top

8:30 AM-10:00 AM: Friday, 8 June 2001


Session 11
Storm Tracks and Wave Packets
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: Kyle L. Swanson, Univ. of Wisconsin
8:30 AM
11.1
Developing wave packets in the North Pacific storm track
Gregory J. Hakim, University of Washington, Seattle, WA

8:45 AM
11.2
On the Self-Organisation of Baroclinic Waves into Wave Packets
J. Gavin Esler, University College, London, United Kingdom

Presentation PDF (516.9 kB)

9:00 AM
11.3
Wave Packet Resonance: Instability of a localized jet
Mankin Mak, University of Illinois, Urbana, IL

9:15 AM
11.4
Zonally localized storm tracks in an idealized AGCM
Masaru Inatsu, Hokkaido University, Sapporo, Japan; and H. Mukougawa and S. P. Xie

Presentation PDF (532.2 kB)

9:30 AM
11.5
A detailed GCM study of the factors influencing the location and strength of the storm tracks
Jeffrey H. Yin, JISAO/Univ. of Washington, Seattle, WA; and D. S. Battisti

9:45 AM
11.6
Discussion

10:00 AM-10:30 AM: Friday, 8 June 2001


Coffee Break

10:30 AM-12:05 PM: Friday, 8 June 2001


Session 12
Large-scale dynamics of the coupled ocean-atmosphere system
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: R. Saravanan, NCAR
10:30 AM
12.1
Observations and theories of large-scale dynamics of the coupled ocean-atmosphere system (Invited Presentation)
Clara Deser, NCAR, Boulder, CO

11:05 AM
12.2
Forcing of the equatorial ocean by atmospheric Kelvin waves
George N. Kiladis, NOAA/AL, Boulder, CO; and K. H. Straub

11:20 AM
12.3
Application of entropy production extremal principles to simplified climate models
Takamitsu Ito, MIT, Cambridge, MA; and J. Marshall

Presentation PDF (40.8 kB)

11:35 AM
12.4
The global atmospheric angular momentum vector as an indicator of the interactions of atmosphere, ocean and earth
Joseph Egger, Universitaet Muenchen, Muenchen, Germany

11:50 AM
12.5
Dynamics of Atlantic SST anomalies and their interaction with the North Atlantic Oscillation
Arnaud Czaja, MIT, Cambridge, MA; and J. Marshall and C. Herbaut

12:05 PM-1:30 PM: Friday, 8 June 2001


Lunch

1:30 PM-2:45 PM: Friday, 8 June 2001


Session 12
Large-scale dynamics of the coupled ocean-atmosphere system (Continued)
Host: 13th Conference on Atmospheric and Oceanic Fluid Dynamics
Organizer: George N. Kiladis, NOAA/AL
1:30 PM
12.6
Zonal wind vacillation and its interaction with the ocean: Implications for interannual variability and predictability
Ian G. Watterson, CSIRO Atmospheric Research, Aspendale, Vic., Australia

Presentation PDF (199.9 kB)

1:45 PM
12.7
Tropical-extratropical interactions in an intermediate coupled model of the Pacific basin
Amy B. Solomon, International Pacific Research Center/SOEST/University of Hawaii, Honolulu, HI; and J. P. McCreary Jr., R. Kleeman, and B. Klinger

2:00 PM
12.8
A "Heat Pump" Picture for the ENSO System
De-Zheng Sun, NOAA/ERL/CDC, Boulder, CO

12.9
Coupled dynamics of the Antartic Circumpolar Current and the Southern Hemisphere atmospheric annular mode

2:15 PM
12.10
Adjoint analysis of merdional overturning sensitivity to wind stress forcing
Veronique Bugnion, MIT, Cambridge, MA; and C. Hill and P. Stone

Presentation PDF (165.1 kB)

2:30 PM
12.11
Discussion

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