Program: 16th Conference on Atmospheric and Oceanic Fluid Dynamics (16th Conference on Atmospheric and Oceanic Fluid Dynamics (25-29 June 2007))

Program Chairs: Michael C. Morgan , University of Wisconsin ; Francois W. Primeau , University of California ; Amy B. Solomon , NOAA/CIRES/CDC

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Sunday, 24 June 2007

5:00 PM-7:00 PM: Sunday, 24 June 2007

Registration Opens

Location: Stiha (La Fonda on the Plaza)

Monday, 25 June 2007

7:30 AM-5:30 PM: Monday, 25 June 2007

Registration Continues through Friday, 29 June

Location: Stiha (La Fonda on the Plaza)

8:45 AM-10:15 AM: Monday, 25 June 2007

Session 1

PV and Vorticity Dynamics

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Geoffrey K. Vallis, Princeton Univ.

1.1

The effects of dispersion on the propagation and amplitude variations of baroclinic Rossby waves

8:45 AM

1.1A

A new view of tropospheric Rossby wave breaking variability and effects

Courtenay Strong, University of California, Irvine, Irvine, CA; and G. Magnusdottir

Recorded Presentation

9:15 AM

1.2

Internal tide generation at the continental shelf

Stephen D. Griffiths, University of Toronto, Toronto, ON, Canada; and R. H. J. Grimshaw

9:30 AM

1.3

Barotropic Modes of the South Indian Ocean

Wilbert Weijer, LANL, Los Alamos, NM

9:45 AM

1.4

A probabilistic theory for balance dynamics

Gregory J. Hakim, University of Washington, Seattle, WA

10:00 AM

1.5

Air-sea PV flux: observations and implications for the dynamics of the Atlantic overturning

Arnaud Czaja, Imperial College, London, United Kingdom; and U. Haussman and N. Howe

10:15 AM

1.6

Potential vorticity dynamics of a tropopause polar vortex

Steven M. Cavallo, Univ. of Washington, Seattle, WA; and G. J. Hakim

10:15 AM-10:45 AM: Monday, 25 June 2007

Coffee Break

10:45 AM-12:15 PM: Monday, 25 June 2007

Session 2

Stability of Flows

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Bruce R. Sutherland, Univ. of Alberta

10:45 AM

2.1

Evidence for Deep PV Mixing in the ACC

K. Shafer Smith, New York University, New York, NY; and J. Marshall

Recorded Presentation

11:00 AM

2.2

Stochastic baroclinic instability

Francis J. Poulin, University of Waterloo, Waterloo, ON, Canada; and G. Flierl

2.3

Relating Over-Reflection and Wave Geometry to the Counter Propagating Rossby Wave Perspective: Toward a Deeper Mechanistic Understanding of Shear Instability

11:30 AM

2.3A

Spontaneous inertia-gravity wave radiation from cloudy and baroclinic cyclones

David A. Schecter, NorthWest Research Associates, Bellevue, WA; and M. T. Montgomery

11:45 AM

2.4

A calculation of Lyapunov exponents for atmospheric blocking

Athar Hussain, Univ. of Missouri, Columbia, MO; and A. R. Lupo and S. Dostoglou

Recorded Presentation

Presentation PDF (213.3 kB)

12:00 PM

2.5

Transient development of perturbations in a barotropic shear flow

Nikolaos Bakas, Harvard Univ., Cambridge, MA; and B. F. Farrell

12:15 PM

2.6

Instability and breakdown of a vertical vortex pair in a strongly stratified fluid

Michael L. Waite, University of Victoria, Victoria, BC, Canada; and P. K. Smolarkiewicz

Recorded Presentation

12:15 PM-1:45 PM: Monday, 25 June 2007

Lunch Break

1:45 PM-3:00 PM: Monday, 25 June 2007

Session 3

Special Session: Ocean Eddy/Mixed Layer Interactions 1

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Gokhan Danabasoglu, NCAR

1:45 PM

3.1

Invited Paper: Eddy-mixed layer interactions: theory and parameterizations

Raffaele Ferrari, MIT, Cambridge, MA

2:00 PM

3.2

Restratification by Mixed Layer Eddies

Baylor Fox-Kemper, MIT, Cambridge, 02139; and R. Ferrari

Recorded Presentation

3.3

Mesoscale Eddy Parameterizations Using a Residual Scheme

2:30 PM

3.4

Eddy diffusion and the Upper Meridional Cell of the Southern Ocean

Kevin Speer, Florida State Univ., Tallahassee, FL; and J. B. Sallee and R. Morrow

2:45 PM

3.5

Observational verification of the diapycnal mixing induced by tropical instability waves

Markus Jochum, NCAR, Boulder, CO; and M. F. Cronin, W. S. Kessler, and D. Shea

3:00 PM

3.6

Upper Ocean Dye Studies Using a Scanning, Depth-Resolving Airborne LIDAR

Miles A. Sundermeyer, Univ. of Massachusetts, New Bedford, MA; and J. R. Ledwell and E. A. Terray

Recorded Presentation

3:00 PM-3:30 PM: Monday, 25 June 2007

Coffee Break

3:30 PM-5:00 PM: Monday, 25 June 2007

Session 4

Special Session: Ocean Eddy/Mixed Layer Interactions 2

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Baylor Fox-Kemper, MIT

3:30 PM

4.1

Effects of Vertical Variations of Thickness Diffusivity in an Ocean General Circulation Model

Gokhan Danabasoglu, NCAR, Boulder, CO; and J. Marshall

3:45 PM

4.2

Formation of intrathermocline eddies at ocean fronts by wind-driven destruction of potential vorticity

Leif N. Thomas, WHOI, Woods Hole, MA

Recorded Presentation

4.3

Frontogenesis and Frontal Breakdown

4:15 PM

4.4

An energy-constrained parametrization of eddy tracer flux

Paola Cessi, SIO/Univ. of California, La Jolla, CA

Recorded Presentation

4:30 PM

4.5

Some aspects of submesoscale processes in the ocean

Amit Tandon, University of Massachusetts Dartmouth, North Dartmouth, MA; and A. Mahadevan and L. N. Thomas

Recorded Presentation

4.6

Biological implications of submesoscale eddy fluxes

5:00 PM

4.6A

Observations of the transition layer

Shaun Johnston, SIO/Univ. Of California, La Jolla, CA; and D. Rudnick

5:00 PM-6:30 PM: Monday, 25 June 2007

Poster Session 1

Ocean Dynamics

Location: Ballroom North (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

P1.1

Defining the transition layer based on ocean mooring observations

Danielle G. Tinkham, University of Massachusetts Dartmouth, North Dartmouth, MA; and A. Tandon

Handout (381.8 kB)

P1.2

The LANS-alpha turbulence model in ocean modeling

Mark R. Petersen, LANL, Los Alamos, NM; and M. W. Hecht, D. D. Holm, and B. A. Wingate

P1.3

Factors affecting cirumpolar transport

Louis-Philippe Nadeau, McGill University, Montreal, QC, Canada; and D. Straub

P1.4

Oceanic Internal Waves off Bay of Bengal

M. Rajasekhar, Andhra University, Visakhapatnam, India; and K. V. S. R. Prasad

P1.6

Seasonal variability and the dynamics of Kuroshio intrusion into the Luzon and Taiwan Straits

Yu-Heng Tseng, National Taiwan University, Taipei, Taiwan, Taiwan; and S. Jan, D. E. Dietrich, and Y. Yang

P1.7

Modeled Ocean Response to Hurricane Katrina

David E. Dietrich, AcuSea, Inc, Albuquerque, NM; and Y. H. Tseng and P. M. K. Yau

Handout (833.3 kB)

P1.8

Weather maintained thermohaline circulation

Arnaud Czaja, Imperial College, London, United Kingdom

P1.9

Topographically intensified Rossby basin modes in a two layer numerical model

Giuseppe Colantuono, LANL, Los Alamos, NM; and W. Weijer

P1.10

Instability and focusing of internal tides in the deep ocean

Oliver Buhler, New York Univ., New York, NY; and C. J. Muller

P1.11

Decaying 2d turbulence in basin and meridional channel settings

Blaise Gauvin St-Denis, McGill University, Montreal, QC, Canada; and D. Straub

P1.12

Isotherm Flattening between the Gulf Stream and New England Shelfslope

David E. Dietrich, AcuSea, Inc, Albuquerque, NM; and Y. H. Tseng, J. Richman, A. Mehra, and M. J. Bowman

P1.13

Characterization of Turbulent Kinetic Energy Budget in the Atmospheric Surface Layer

Xiangyi Li, University of California at Riverside, Riverside, CA; and N. L. Zimmerman and M. Princevac

Handout (115.9 kB)

P1.14

Thermodynamic efficiency of the oceans

P1.15

Global modelling of ocean tides

Stephen D. Griffiths, University of Toronto, Toronto, ON, Canada; and W. R. Peltier

P1.16

Ubiquitous, patchy, energetic upper ocean structures persist for years

Robert Bruce Scott, Jackson School of Geosciences, The University of Texas at Austin, Austin, TX; and B. K. Arbic, C. L. Holland, A. Sen, and B. Qiu

P1.17

Impact of (seasonal) initialization on the North Atlantic circulation using a hybrid co-ordinate model

Avichal Mehra, NCEP/NWS/NOAA, Camp Springs, MD; and C. Narayanan

P1.18

A study of the interaction between wind-driven gyres and zonal jets

Balasubramanya Nadiga, LANL, Los Alamos, NM; and D. Straub

P1.19

ENSO mechanisms in the new CCSM

Markus Jochum, NCAR, Boulder, CO; and R. Neale and Y. Richter

P1.20

Eddy-Mean Flow Interactions in Western Boundary Current Jets

Stephanie Waterman, MIT-WHOI, Woods Hole, MA; and S. R. Jayne

P1.21

Anisotropy of the kinetic energy cascade measured with altimeter data for the World Ocean

Robert Bruce Scott, Jackson School of Geosciences, University of Texas, Austin, TX; and B. Qiu

Poster Viewing with Cash Bar

Location: Ballroom North (La Fonda on the Plaza)

6:30 PM-8:30 PM: Monday, 25 June 2007

Icebreaker Reception

Location: La Terraza (La Fonda on the Plaza)

Tuesday, 26 June 2007

8:30 AM-10:15 AM: Tuesday, 26 June 2007

Session 5

Scale Interactions and Turbulence

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Oliver Buhler, New York Univ.

8:30 AM

5.1

A New Theory for the Atmospheric Energy Spectrum

Ross Tulloch, New York University, New York, NY; and K. S. Smith

Recorded Presentation

Presentation PDF (233.8 kB)

8:45 AM

5.2

A regularization approach to modeling subgrid scales of geostrophic turbulence

Balasubramanya Nadiga, LANL, Los Alamos, NM

Recorded Presentation

9:00 AM

5.3

Turbulence and gravity waves in a dynamically unbalanced upper-level jet-frontal system

Steven E. Koch, NOAA, Norman, OK; and C. Lu

Presentation PDF (1.8 MB)

9:15 AM

5.4

Parameterization of subgrid-scale non-linear transfers in quasi-geostrophic flows using direct numerical simulations

Meelis Juma Zidikheri, Australian National University, Canberra, ACT, Australia; and J. Frederiksen

Recorded Presentation

9:30 AM

5.5

Mesoscale Eddy - Internal Wave Coupling and Closure of the Thermocline Circulation

Kurt L. Polzin, WHOI, Woods Hole, MA; and B. K. Arbic and R. B. Scott

9:45 AM

5.6

On bottom drag, horizontal eddy viscosity, and energy dissipation in models and observations of oceanic mesoscale eddies

Brian K. Arbic, Florida State University, Tallahassee, FL; and K. L. Polzin and R. B. Scott

Recorded Presentation

5.7

Upper ocean turbulence from high 3-D resolution simulations

10:15 AM

5.7A

Scales of linear baroclinic instability and atmospheric macroturbulence

Timothy M. Merlis, Princeton University and GFDL, Princeton, NJ; and T. Schneider

Recorded Presentation

10:15 AM-10:45 AM: Tuesday, 26 June 2007

Coffee Break

10:45 AM-12:00 PM: Tuesday, 26 June 2007

Session 6

Transport and Mixing

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Thomas W. N. Haine, Johns Hopkins Univ.

10:45 AM

6.1

Transport and mixing of chemical airmasses in idealized baroclinic life cycles

Lorenzo Polvani, Columbia University, New York, NY; and G. Esler

Recorded Presentation

11:00 AM

6.2

Effects of transport barriers on global mixing and fluxes

Noboru Nakamura, Univ. of Chicago, Chicago, IL

6.3

A parameterization of shear-driven turbulence for ocean climate models

11:30 AM

6.3A

Observations and modeling of water vapor isotopes from Mauna Kea, Hawaii

Joseph Galewsky, Univ.of New Mexico, Albuquerque, NM; and M. Strong and Z. Sharp

11:45 AM

6.4

Laboratory Studies of Stirring by Small-Scale Geostrophic Motions

Grant A. Stuart, Univ. of Massachusetts, New Bedford, MA; and M. A. Sundermeyer and D. Hebert

Recorded Presentation

Presentation PDF (755.0 kB)

6.5

Mixing by eddies in the Southern Ocean

12:15 PM

6.5A

Coriolis effects in inhomogeneous katabatic flows

Alan Shapiro, University of Oklahoma School of Meteorology, Norman, Oklahoma; and E. Fedorovich

Recorded Presentation

12:00 PM-1:30 PM: Tuesday, 26 June 2007

Lunch Break

1:30 PM-2:45 PM: Tuesday, 26 June 2007

Session 7

Ocean Circulations

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Paola Cessi, SIO/Univ. Of California

1:30 PM

7.1

Northern Hemisphere influence on stratification and transport of ACC

Geoffrey K. Vallis, Princeton Univ., Princeton, NJ; and N. Stjepan-Fuckar

Recorded Presentation

1:45 PM

7.2

Can quadratic bottom drag balance most of the wind power input to the ocean general circulation?

Robert Bruce Scott, Jackson School of Geosciences, University of Texas, Austin, TX; and Y. Xu and B. K. Arbic

Recorded Presentation

2:00 PM

7.3

The vertical resistribution of momentum by the pressure-based EP flux and its energetics over the global ocean currents

Hidenori Aiki, Univ. of Hawaii, Honolulu, Hawaii; and T. Yamagata

Recorded Presentation

2:15 PM

7.4

Bifurcation Structure of a Wind-Driven Shallow Water Model with Layer-Outcropping

Francois Primeau, Univ. of California, Irvine, CA; and D. Newman

Recorded Presentation

2:30 PM

7.5

Interactions between near-inertial and geostrophic modes in the double gyre problem

David Straub, McGill Univ., Montreal, QC, Canada; and A. Gertz

Recorded Presentation

2:45 PM-3:15 PM: Tuesday, 26 June 2007

Coffee Break

3:15 PM-5:00 PM: Tuesday, 26 June 2007

Session 8

Jets and Wave-Mean Flow Interactions

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Gregory J. Hakim, University of Washington

3:15 PM

8.1

Simulating the seasonal cycle of the Northern Hemisphere storm tracks using idealized nonlinear storm track models

Edmund K. M. Chang, Stony Brook University, SUNY, Stony Brook, NY; and P. Zurita-Gotor

3:30 PM

8.2

Barotropic and super-rotating jet formation in the evolution of very short mixed Rossby-gravity waves

Mark D. Fruman, IFREMER - Institut français de recherche pour l'exploitation de la mer, 29280 Plouzané, France; and B. L. Hua and R. Schopp

Recorded Presentation

Presentation PDF (264.0 kB)

3:45 PM

8.3

Evaluation of quasi-geostrophic turbulent closures in a two-layer model with barotropic structure

Pablo Zurita-Gotor, Universidad Complutense de Madrid, Madrid, Spain

Recorded Presentation

4:00 PM

8.4

Generation of multiple jets and equatorial superrotation on Jupiter

Junjun Liu, California Institute of Technology, Pasadena, CA; and T. Schneider

Recorded Presentation

4:15 PM

8.5

Structure and spacing of jets in barotropic and baroclinic turbulence

Brian Farrell, Harvard Univ., Cambridge, MA; and P. J. Ioannou

Recorded Presentation

4:30 PM

8.6

The turbulent equilibration of an unstable baroclinic jet

Gavin Esler, University College, London, United Kingdom

Recorded Presentation

4:45 PM

8.7

The Effect of Topography on Storm Track Intensity in Relatively Simple General Circulation Model

Seok-woo Son, McGill University, Montreal, QC, Canada; and M. Ting and L. M. Polvani

Recorded Presentation

5:00 PM-6:30 PM: Tuesday, 26 June 2007

Poster Session 2

Atmospheric Dynamics

Location: Ballroom North (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

P2.1

The efficacy of subsidence warming in the core of numerically simulated tornado-like vortices

Matthew R. Kumjian, The Pennsylvania State University, University Park, PA; and B. Fiedler

Handout (361.0 kB)

P2.2

Extraction of coherent vortex features from Lagrangian data

Jonathan M. Lilly, Earth and Space Research, Seattle, WA; and S. C. Olhede and R. K. Scott

P2.4

Perturbative renormalization group analysis in buoyancy effected stably stratified turbulence

P2.5

Suction Vortices, Spiral Breakdown and Multiple Vortices in Tornadoes

Brian Fiedler, The University of Oklahoma, Norman, Oklahoma

Handout (509.4 kB)

P2.6

Impacts of assimilation of satellite and rawinsonde observations on the energetics of Southern Hemisphere baroclinic waves in the NCEP/NCAR reanalysis

Yanjuan Guo, Stony Brook University, SUNY, Stony Brook, NY; and E. K. M. Chang

P2.7

A Resonant Instability of Steady Mountain Waves

David J. Muraki, Simon Fraser Univ., Burnaby, BC, Canada; and Y. Lee and C. Epifanio

P2.8

Nonlinear Equilibration of Baroclinic Eddies and Its Sensitivity to Boundary Layer Dissipation

Yang Zhang, MIT, Cambridge, MA; and P. H. Stone and A. B. Solomon

P2.9

Wave-Activity Conservation Laws for the Three-Dimensional Anelastic and Boussinesq Equations with a Plane-Parallel Background Flow

Tiffany A. Shaw, Columbia Univ., New York, NY; and T. G. Shepherd

P2.10

Stratosphere-troposphere coupling in east-coast winter storms

Ian N. Williams, University of Chicago, Chicago, IL; and S. J. Colucci

P2.11

Eddy-zonal flow feedback in the Southern Hemisphere

Xiaosong Yang, NOAA/GFDL, Princeton, NJ; and E. K. M. Chang

P2.13

An idealized nonlinear model of the Northern Hemisphere winter storm tracks: Formulation and applications

Edmund K. M. Chang, Stony Brook University, SUNY, Stony Brook, NY; and Y. Guo

P2.14

Time Scale and Feedback of Zonal Mean Flow Variability

Seok-woo Son, McGill University, Montreal, QC, Canada; and S. Lee, S. B. Feldstein, and J. E. Ten Hoeve

P2.16

Effects of dispersion on zero and fast mode spectra in three-dimensional rotating stratified flows

Jai Sukhatme, University of Wisconsin-Madison, Madison, WI; and L. M. Smith

P2.17

Intraseasonal Variability of the Zonal Mean Tropical Tropopause Height

Seok-woo Son, McGill University, Montreal, QC, Canada; and S. Lee

P2.18

The Impact of Rapid Wind Variability upon Air-Sea Thermal Coupling

Philip Sura, NOAA/CIRES, Boulder, CO; and M. Newman

P2.19

Predictability of rotating stratified turbulence

Keith Ngan, McGill, Montreal, QC, Canada; and P. Bartello and D. Straub

P2.21

Reduced models for the atmospheric dynamics on the planetary and synoptic scales

Stamen Dolaptchiev, Institut fuer Atmosphaere und Umwelt , Goethe-Universitaet Frankfurt, 60438 Frankfurt am Main, Germany; and R. Klein

P2.22

Time scale, power spectra, and bimodality of zonal mean flow variability

John E. Ten Hoeve, ; and S. B. Feldstein, S. Lee, and S. W. Son

P2.23

Length scales in dry and moist baroclinic instability

Edwin P. Gerber, Columbia Univ., New York, NY; and D. M. W. Frierson and L. M. Polvani

P2.24

Finite-amplitude wave action diagnostics based on Bjerknes circulation

Abraham Solomon, Center for Ocean-Land-Atmosphere Studies, Calverton, MD; and N. Nakamura

Poster Viewing with Cash Bar

Location: Ballroom North (La Fonda on the Plaza)

Wednesday, 27 June 2007

8:30 AM-10:00 AM: Wednesday, 27 June 2007

Session 9

General Circulation Theory

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Adam H. Sobel, Columbia University

8:30 AM

9.1

Modeling of the atmosphere and ocean without the "traditional approximation"

Akira Kasahara, NCAR, Boulder, CO

Recorded Presentation

8:45 AM

9.2

On the loss of energy from the ocean mesoscale flow via slaved inertia-gravity waves

Thomas W. N. Haine, Johns Hopkins Univ., Baltimore, MD; and P. D. Williams, G. Eyink, and D. Ring

Recorded Presentation

9:00 AM

9.3

A climatology of the tropospheric thermal stratification using saturation potential vorticity

Robert Korty, California Institute of Technology, Pasadena, CA; and T. Schneider

Recorded Presentation

9:15 AM

9.4

The hydrological cycle over a wide range of climates in an idealized GCM

Paul A. O'Gorman, MIT, Cambridge, MA; and T. Schneider

Recorded Presentation

9.5

The effect of the pole-to-pole surface temperature difference on the deep stratification and the meridional overturning circulation in an eddy-resolving model

9:45 AM

9.5A

A wind-evaporation mechanism for the abrupt seasonal transition of Hadley Circulations

William R. Boos, Yale Univ., New Haven, CT; and K. A. Emanuel

Recorded Presentation

10:00 AM

9.6

Phase speed spectra and the latitude of the Southern Hemisphere surface westerlies: ENSO-induced variability and long-term trend

Gang Chen, Princeton University, Princeton, NJ; and I. M. Held

Recorded Presentation

10:00 AM-10:30 AM: Wednesday, 27 June 2007

Coffee Break

10:30 AM-12:00 PM: Wednesday, 27 June 2007

Poster Session 3

General Circulation and Low-Frequency Variability

Location: Ballroom North (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

P3.1

The sensitivity of the isentropic slope in a primitive-equation dry model

Pablo Zurita-Gotor, Universidad Complutense de Madrid, Madrid, Spain

P3.2

Prediction of large-scale atmospheric flow using a mixture of empirical linear models

P3.3

Atmospheric sensitivity to tropical heating as determined from the Fluctuation-Dissipation Theorem

Grant Branstator, NCAR, Boulder, CO; and A. Gritsun and A. J. Majda

P3.4

The structure of predictability in a quasigeostrophic atmospheric model

P3.5

The global atmospheric circulation in moist isentropic coordinates

Olivier Pauluis, New York Univ., New York, NY; and A. Czaja and R. Korty

P3.6

The kinetic energy spectrum and general circulation of the atmosphere in a GCM without eddy-eddy interactions

Paul A. O'Gorman, MIT, Cambridge, MA; and T. Schneider

P3.7

The Spontaneous Formation of a Tropopause Inversion Layer in Simple, Dry, Atmospheric General Circulation Models

Seok-woo Son, McGill University, Montreal, QC, Canada; and L. M. Polvani

P3.8

Stratosphere-troposphere coupling in a relatively simple AGCM: The importance of stationary planetary waves

Edwin P. Gerber, Columbia Univ., New York, NY; and L. Polvani and D. W. Waugh

P3.9

Effects of Ozone on Stratospheric Wave-Mean Flow Interaction: Implications for Stratosphere-Troposphere Communication

John R. Albers, University of California, Davis, Davis, CA; and T. Nathan

P3.10

Local and hemispheric dynamics of the North Atlantic Oscillation, annular patterns and the Zonal Index

Edwin P. Gerber, Columbia Univ., New York, NY; and G. K. Vallis

P3.11

Instability of Long, Low Frequency Rossby Waves in Zonally Varying Shear Flow: Marginally Stable versus Deeply Stable Flow Regimes

Daniel Hodyss, NRL, Monterey, CA; and T. Nathan

P3.12

Moisture Effects on Midlatitude Static Stability in a Hierarchy of Models

Dargan M. W. Frierson, University of Chicago, Chicago, IL

P3.13

The tropospheric jet response to prescribed zonal forcing in an idealized atmospheric model

Gang Chen, Princeton University, Princeton, NJ; and I. M. Held

P3.14

Does the poleward propagation of zonal-mean zonal wind anomalies depend upon the slope of the tropopause?

Cegeon J. Chan, MIT, Cambridge, MA; and R. A. Plumb

P3.15

A scaling theory for jets in beta-plane turbulence

Da Zhu, University of Chicago, Chicago, IL; and N. Nakamura

P3.17

Equatorial superrotation on giant planets driven by internal convection

Yohai Kaspi, MIT, Cambridge, MA; and G. R. Flierl

12:00 PM-1:30 PM: Wednesday, 27 June 2007

Lunch Break

1:30 PM-3:00 PM: Wednesday, 27 June 2007

Session 10

Low Frequency Variability and Annular Modes

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Edmund K.M. Chang, SUNY

1:30 PM

10.1

Teleconnections and the Arctic Oscillation observed in the barotropic component of the atmosphere

H. L. Tanaka, Univ. of Tsukuba, Tsukuba, Japan; and I. Suzuki

Recorded Presentation

Presentation PDF (1.2 MB)

1:45 PM

10.2

On annular modes and zonal jets

Adam H. Monahan, University of Victoria, Victoria, BC, Canada; and J. C. Fyfe

Recorded Presentation

2:00 PM

10.3

Response of a simple ACGM's annular mode patterns to thermal forcings

Michael J. Ring, MIT, Cambridge, MA; and R. A. Plumb

Recorded Presentation

10.4

Nonlinear stochastic low-order models of atmospheric low-frequency variability using an empirical regime-weighted closure scheme

2:30 PM

10.5

Testing the annular mode autocorrelation timescale in simple Atmospheric General Circulation Models

Edwin P. Gerber, Columbia Univ., New York, NY; and S. Voronin and L. M. Polvani

Recorded Presentation

2:45 PM

10.6

The Polar Annular Mode: Submonthly Stratosphere-Troposphere Coupling in the Arctic

Brent A. McDaniel, Georgia Institute of Technology, Atlanta, GA; and R. X. Black

3:00 PM-3:30 PM: Wednesday, 27 June 2007

Coffee Break

3:30 PM-5:00 PM: Wednesday, 27 June 2007

Session 11

Stratosphere-Troposphere Interactions

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Lorenzo M. Polvani, Columbia University

3:30 PM

11.1

The circulation response to time-dependent tropospheric wave forcing in a simple general circulation model of the stratosphere

Richard K. Scott, Northwest Research Associates, Bellevue, WA; and L. Polvani

Recorded Presentation

3:45 PM

11.2

Relationships between the North Atlantic Oscillation and isentropic water vapor transport into the lower stratosphere

Jonathon Wright, Columbia University, New York, NY; and S. W. Son, R. Fu, and M. Chen

Recorded Presentation

4:00 PM

11.3

Tropical and Stratospheric influences on extratropical short-term climate variability

Matthew Newman, University of Colorado/CIRES/CDC and NOAA/ESRL/PSD, Boulder, CO; and P. D. Sardeshmukh

Recorded Presentation

4:15 PM

11.4

Stratospheric influences on midtropospheric blocking anticyclones

Stephen J. Colucci, Cornell University, Ithaca, NY

Recorded Presentation

4:30 PM

11.5

Effects of Planetary Wave-Induced Ozone Heating on “Downward Control”: Implications for Climate Variability

Terry Nathan, Univ. of California, Davis, CA; and E. Cordero

Recorded Presentation

4:45 PM

11.6

On the Existence and Non-Existence of QBO-like Oscillations in Dynamical Cores of General Circulation Models

Christiane Jablonowski, University of Michigan, Ann Arbor, MI

Recorded Presentation

5:00 PM-6:00 PM: Wednesday, 27 June 2007

Reception (Cash Bar)

6:00 PM-8:00 PM: Wednesday, 27 June 2007

Banquet with 2008 Haurwitz Lecturer David Rind presenting "The Consequences Of Not Knowing Low And High Latitude Climate Sensitivity"

Location: La Terraza (La Fonda on the Plaza)

Speaker: David H. Rind, NASA

Thursday, 28 June 2007

8:30 AM-10:00 AM: Thursday, 28 June 2007

Session 12

Predictability

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Adam H. Monahan, University of Victoria

8:30 AM

12.1

Connection of unstable periodic orbits with statistical characteristics and predictability of barotropic atmospheric model

Andrey Gritsun, Institute of Numerical Mathematics, Moscow, Russia

Recorded Presentation

8:45 AM

12.2

Large deviation theory applied to extreme waves

Oliver Buhler, New York Univ., New York, NY

Recorded Presentation

9:00 AM

12.3

Information flow between subspaces in ensemble prediction for complex dynamical systems

Andrew J. Majda, New York University, New York, NY; and J. Harlim

Recorded Presentation

12.4

On predictability of nonlinear models with large uncertainty in the evolution law

9:30 AM

12.4A

Spatial growth of perturbations in turbulent baroclinic flows

Rahul B. Mahajan, University of Washington, Seattle, WA; and G. J. Hakim

Recorded Presentation

9:45 AM

12.5

Growth of differences in global simulations with explicit convection

Brian Mapes, Univ. of Miami/RSMAS, Miami, FL; and T. Nasuno and M. Satoh

Recorded Presentation

10:00 AM

12.6

The limit of predictability in the stratosphere versus troposphere of a coupled GCM

Cristiana Stan, COLA, Calverton, MD; and D. M. Straus

Presentation PDF (451.2 kB)

10:00 AM-10:30 AM: Thursday, 28 June 2007

Coffee Break

10:30 AM-12:00 PM: Thursday, 28 June 2007

Session 13

Equatorial and Gravity Waves

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: George N. Kiladis, NOAA/ESRL

10:30 AM

13.1

Gravity-wave refraction by three-dimensionally varying winds and the global transport of angular momentum

Alexander E. Hasha, New York University, New York, NY; and O. Bühler

Recorded Presentation

10:45 AM

13.2

Weakly nonlinear internal gravity wavepackets

B. R. Sutherland, Univ. of Alberta, Edmonton, AB, Canada

11:00 AM

13.3

Large amplitude internal gravity wavepacket propagation

Geoffrey L. Brown, Univ. of Alberta, Edmonton, AB, Canada; and B. R. Sutherland

11:15 AM

13.4

Do gravity waves transport angular momentum away from hurricanes?

Yumin Moon, RSMAS/University of Miami, Miami, FL; and D. S. Nolan

Recorded Presentation

Presentation PDF (205.1 kB)

11:30 AM

13.5

Equatorial atmospheric waves observed by HIRDLS

M. Joan Alexander, NorthWest Research Associates, Boulder, CO; and D. A. Ortland and A. Grimsdell

11:45 AM

13.6

Equatorial atmospheric waves forced by latent heating

David A. Ortland, NorthWest Research Associates, Redmond, WA; and M. J. Alexander and A. Grimsdell

Recorded Presentation

12:00 PM-1:30 PM: Thursday, 28 June 2007

Lunch Break

1:30 PM-2:45 PM: Thursday, 28 June 2007

Session 14

Tropical Dynamics

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Olivier Pauluis, New York Univ.

1:30 PM

14.1

New Multiscale Models and Self-Similarity in Tropical Convection

Andrew J. Majda, New York University, New York, NY

1:45 PM

14.2

Modeling the interaction between cumulus convection and linear waves in a limited domain cloud system resolving model

Zhiming Kuang, Harvard University, Cambridge, MA

Recorded Presentation

2:00 PM

14.3

Organization of Mesoscale Convection within Equatorial Waves

George N. Kiladis, NOAA/ESRL, Boulder, CO; and S. N. Tulich and P. Haertel

Recorded Presentation

2:15 PM

14.4

Using observations and simple models to quantify convective momentum transport in 2-day waves and the Madden Julian Oscillation

Patrick Haertel, Colorado State University, Fort Collins, CO; and Z. Feng and G. N. Kiladis

Recorded Presentation

2:30 PM

14.5

Resonant response of deep convection to surface hot spots

Frank John Robinson, Geology and Geophysics Department, Yale University, New Haven, CT; and S. Sherwood and Y. Li

Recorded Presentation

Presentation PDF (434.2 kB)

2:45 PM-3:15 PM: Thursday, 28 June 2007

Coffee Break

3:15 PM-5:00 PM: Thursday, 28 June 2007

Session 15

Tropical Cyclones and Hurricanes

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: David S. Nolan, University of Miami

3:15 PM

15.1

Low resolution rotating radiative-convective equilibria in large domains

Isaac M. Held, NOAA/GFDL, Princeton, NJ; and M. Zhao

Recorded Presentation

3:30 PM

15.2

Experiments with Dry Hurricane Dynamics

Agnieszka Mrowiec, Princeton University, Princeton, NJ; and O. Pauluis and S. T. Garner

3:45 PM

15.3

Normalized gross moist stability in cyclogenesis

Sharon L. Sessions, New Mexico Tech, Socorro, NM; and D. J. Raymond

Recorded Presentation

4:00 PM

15.4

Theory for the spinup of tropical depressions

David J. Raymond, New Mexico Tech, Socorro, NM; and S. L. Sessions and Z. Fuchs

Recorded Presentation

15.5

Upper ocean warming and tropical cyclones

4:30 PM

15.6

On the distribution of subsidence in the hurricane eye

Wayne Schubert, Colorado State University, Fort Collins, CO

Recorded Presentation

4:45 PM

15.7

Sudden onset of eye occurrence in thermally forced axisymmetric vortices

Volkmar Wirth, University of Mainz, Mainz, Germany, Germany; and T. J. Dunkerton

Recorded Presentation

5:00 PM-6:30 PM: Thursday, 28 June 2007

Poster Session 4

Tropical Circulations and Dynamics

Location: Ballroom North (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Characterization of the Double ITCZ Bias in Climate Models

Ken Takahashi, Instituto Geofisico del Peru, Lima, Peru

P4.2

An MJO analog and intraseasonal variability in a multi-cloud model above the equator

Andrew Majda, New York Univ., New York, NY; and S. N. Stechmann and B. Khouider

P4.3

Simulating tornado infrasound

David A. Schecter, NorthWest Research Associates, Bellevue, WA; and M. E. Nicholls, J. Persing, A. J. Bedard Jr., and R. A. Pielke Sr.

P4.4

Analysis of convectively coupled Kelvin waves in 15 WCRP CMIP3 models

P4.5

Numerical Study of the Upper Ocean Response of the Western Caribbean Sea to Hurricane Mitch

Jinyu Sheng, Dalhousie University, Halifax, NS, Canada; and L. Wang, B. Yang, S. Andrefouet, C. Hu, B. Hatcher, and F. Muller-Karger

Handout (426.4 kB)

P4.6

Controls on subtropical upper tropospheric humidity

Ju-Mee Ryoo, JPL, Pasadena, CA; and D. Waugh

Handout (1.0 MB)

P4.7

Nonlinear Data Assimilation of Coherent Features

P4.9

Linear Simulations of Madden-Julian Oscillation Wind and Temperature Perturbations

P4.10

Theory and application of spontaneous imbalance to clear-air turbulence

P4.11

Towards an improved data assimilation in the tropics

Nedjeljka Zagar, NCAR, Boulder, CO; and J. Anderson and J. Tribbia

P4.12

Exergetics of deep moist convection

Peter R. Bannon, Pennsylvania State Univ., University Park, PA

P4.13

Use of a genesis potential index to diagnose ENSO effects on tropical cyclone genesis

Suzana J. Camargo, Lamont-Doherty Earth Observatory, Palisades, NY; and A. H. Sobel and K. Emanuel

P4.16

The Response of the ITCZ to Extratropical Forcing in a Simplified GCM

Sarah M. Kang, Columbia Univ., New York, NY; and I. M. Held and D. M. W. Frierson

P4.17

Convectively Coupled Kelvin Waves in a Simplified Moist General Circulation Model

Dargan M. W. Frierson, University of Chicago, Chicago, IL

P4.18

Nonlinear structure and evolution of African easterly waves

Anantha R. Aiyyer, North Carolina State Univ., Raleigh, NC; and N. R. Hardin

P4.19

The Effect of Moisture on the Hadley Circulation: Simulations with an Idealized GCM

Xavier Josselin Arnaud Levine, California Institute of Technology, Pasadena, CA; and T. Schneider

P4.20

Cyclogenesis via Rossby wave radiation from extant tropical cyclones

Kyle D. Krouse, Columbia University, New York, NY; and A. H. Sobel and L. M. Polvani

Poster Viewing with Cash Bar

Location: Ballroom North (La Fonda on the Plaza)

Friday, 29 June 2007

8:30 AM-10:00 AM: Friday, 29 June 2007

Session 16

Tropical Circulations

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Tapio Schneider, California Institute of Technology

8:30 AM

16.1

Diffusion of water vapor and the mechanical efficiency of moist circulations

Olivier Pauluis, New York Univ., New York, NY

Recorded Presentation

8:45 AM

16.2

Studies of the Hadley Circulation with an Idealized Moist GCM

Dargan M. W. Frierson, University of Chicago, Chicago, IL

Recorded Presentation

9:00 AM

16.3

Tuning an idealized ITCZ model to observations

Adam H. Sobel, Columbia Univ., New York, NY; and G. Bellon, L. E. Back, and C. Bretherton

Recorded Presentation

9:15 AM

16.4

Equatorial asymmetric simulations of the ITCZ and shallow meridional circulation

David S. Nolan, University of Miami, Miami, FL; and C. Zhang and S. W. Powell

Recorded Presentation

9:30 AM

16.5

Coupling between large-scale eddies, the width and vertical structure of ITCZs

Matthew Peters, Harvard University, Cambridge, MA; and Z. Kuang and C. Walker

Recorded Presentation

9:45 AM

16.6

Expansion of the Hadley cell under global warming

J. Lu, NCAR, Boulder, CO; and G. A. Vecchi and T. Reichler

Recorded Presentation

Presentation PDF (480.2 kB)

10:00 AM-10:30 AM: Friday, 29 June 2007

Coffee Break

10:30 AM-12:00 PM: Friday, 29 June 2007

Session 17

Monsoons and Easterly Waves

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Claudia Pasquero, Univ.of California

10:30 AM

17.1

Monsoons transitions as regime transitions of a Hadley cell: I. Dry dynamics

Tapio Schneider, California Institute of Technology, Pasadena, CA; and S. Bordoni

Recorded Presentation

10:45 AM

17.2

Monsoons transitions as regime transitions of a Hadley cell: II. Moist dynamics in an aquaplanet GCM

Simona Bordoni, California Institute of Technology, Pasadena, CA; and T. Schneider

Recorded Presentation

11:00 AM

17.3

Interaction of the West African Monsoon Circulation and Eastern Tropical Atlantic SSTs

Samson M. Hagos, Cornell University, Ithaca, New York; and K. H. Cook

Recorded Presentation

Presentation PDF (180.9 kB)

11:15 AM

17.4

Instability of the axisymmetric monsoon flow and intraseasonal oscillation

Gilles Bellon, Columbia University, New York, NY; and A. H. Sobel

11:30 AM

17.5

The Origins of ITCZ, Monsoon, and Monsoon Onset

Winston C. Chao, NASA/GSFC, Greenbelt, MD

11:45 AM

17.6

Role of African Easterly Waves and embedded vorticity features in genesis of tropical cyclones over the Eastern Tropical Atlantic

Susanna Hopsch, Univ. at Albany/SUNY, Albany, NY

Recorded Presentation

Presentation PDF (162.1 kB)

12:00 PM-1:30 PM: Friday, 29 June 2007

Lunch Break

1:30 PM-3:00 PM: Friday, 29 June 2007

Session 18

Dynamics of the Coupled Ocean-Atmosphere System

Location: Ballroom South (La Fonda on the Plaza)

Host: 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Matthew Newman, University of Colorado/CIRES/CDC and NOAA/ESRL/PSD

1:30 PM

18.1

Meridional energy transport in the coupled atmosphere-ocean System

Geoffrey K. Vallis, Princeton Univ., Princeton, NJ; and R. Farneti

Recorded Presentation

1:45 PM

18.2

Decadal to centennial climate variability in a model of the coupled ocean-atmosphere system

Riccardo Farneti, NOAA/GFDL, Princeton, NJ; and G. K. Vallis

Recorded Presentation

2:00 PM

18.3

A Global View of Non-Gaussian SST Variability

Philip Sura, NOAA/CIRES, Boulder, CO; and P. D. Sardeshmukh

Recorded Presentation

2:15 PM

18.4

The Relative Importance of Tropical Variability Forced from the North Pacific through Ocean Pathways

Amy B. Solomon, NOAA/CIRES/CDC, Boulder, CO; and S. I. Shin, M. A. Alexander, and J. P. McCreary Jr.

Recorded Presentation

18.5

The Role of ENSO in Regulting its Background State

2:45 PM

18.6

The impact of MJO on the onset of the 1997/98 El Niño in a coupled model system

Li Shi, BMRC, Melbourne, Vic., Australia; and O. Alves, H. H. Hendon, and G. Wang

Recorded Presentation

3:00 PM

18.7

Atmospheric and Ocean Thermodynamics in Quaternary Climate Change

Chung-Chieng A. Lai, LANL, Los Alamos, NM; and Y. H. Tseng and D. E. Dietrich

Recorded Presentation

« Collapse View

Session 18 16th Conference on Atmospheric and Oceanic Fluid Dynamics

Sunday, 24 June 2007

5:00 PM-7:00 PM: Sunday, 24 June 2007

Monday, 25 June 2007

7:30 AM-5:30 PM: Monday, 25 June 2007

8:45 AM-10:15 AM: Monday, 25 June 2007

10:15 AM-10:45 AM: Monday, 25 June 2007

10:45 AM-12:15 PM: Monday, 25 June 2007

12:15 PM-1:45 PM: Monday, 25 June 2007

1:45 PM-3:00 PM: Monday, 25 June 2007

3:00 PM-3:30 PM: Monday, 25 June 2007

3:30 PM-5:00 PM: Monday, 25 June 2007

5:00 PM-6:30 PM: Monday, 25 June 2007

6:30 PM-8:30 PM: Monday, 25 June 2007

Tuesday, 26 June 2007

8:30 AM-10:15 AM: Tuesday, 26 June 2007

10:15 AM-10:45 AM: Tuesday, 26 June 2007

10:45 AM-12:00 PM: Tuesday, 26 June 2007

12:00 PM-1:30 PM: Tuesday, 26 June 2007

1:30 PM-2:45 PM: Tuesday, 26 June 2007

2:45 PM-3:15 PM: Tuesday, 26 June 2007

3:15 PM-5:00 PM: Tuesday, 26 June 2007

5:00 PM-6:30 PM: Tuesday, 26 June 2007

Wednesday, 27 June 2007

8:30 AM-10:00 AM: Wednesday, 27 June 2007

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3:30 PM-5:00 PM: Wednesday, 27 June 2007

5:00 PM-6:00 PM: Wednesday, 27 June 2007

6:00 PM-8:00 PM: Wednesday, 27 June 2007

Thursday, 28 June 2007

8:30 AM-10:00 AM: Thursday, 28 June 2007

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10:30 AM-12:00 PM: Thursday, 28 June 2007

12:00 PM-1:30 PM: Thursday, 28 June 2007

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2:45 PM-3:15 PM: Thursday, 28 June 2007

3:15 PM-5:00 PM: Thursday, 28 June 2007

5:00 PM-6:30 PM: Thursday, 28 June 2007

Friday, 29 June 2007

8:30 AM-10:00 AM: Friday, 29 June 2007

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10:30 AM-12:00 PM: Friday, 29 June 2007

12:00 PM-1:30 PM: Friday, 29 June 2007

1:30 PM-3:00 PM: Friday, 29 June 2007

Sunday, 24 June 2007

5:00 PM-7:00 PM: Sunday, 24 June 2007

Monday, 25 June 2007

7:30 AM-5:30 PM: Monday, 25 June 2007

8:45 AM-10:15 AM: Monday, 25 June 2007

10:15 AM-10:45 AM: Monday, 25 June 2007

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6:30 PM-8:30 PM: Monday, 25 June 2007

Tuesday, 26 June 2007

8:30 AM-10:15 AM: Tuesday, 26 June 2007

10:15 AM-10:45 AM: Tuesday, 26 June 2007

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2:45 PM-3:15 PM: Tuesday, 26 June 2007

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Wednesday, 27 June 2007

8:30 AM-10:00 AM: Wednesday, 27 June 2007

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