20th Conference on Atmospheric and Oceanic Fluid Dynamics

Registration

Location: Meridian Foyer (The Commons Hotel)

Registration

Location: Meridian Foyer (The Commons Hotel)

Session 1

Ocean and Atmosphere General Circulation I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: John G. Dwyer, MIT

8:45 AM

Welcoming Remarks

9:00 AM

1.1

Circulation widening in an instantaneously forced climate

Paul Staten, Indiana University Bloomington, Bloomington, IN; and T. Reichler and J. Lu

Recorded Presentation

Handout (1.7 MB)

9:15 AM

1.2

Towards the dynamical convergence on the jet stream in aquaplanet AGCMs

Jian Lu, PNNL, Richland,, WA; and G. Chen, R. Leung, D. A. Burrows, Q. Yang, K. Sakaguchi, and S. Hagos

9:30 AM

1.3

Upscale influence of mesoscale heating in extratropical cyclones

Jeff A. Willison, North Carolina State Univ., Raleigh, NC; and W. A. Robinson and G. M. Lackmann

Recorded Presentation

9:45 AM

1.4

Influence of bottom drag on the energy cycle of the atmosphere

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

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 2

Ocean and Atmosphere General Circulation II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Georgy E. Manucharyan, WHOI

10:30 AM

2.1

Near-linear response of mean monsoon strength to thermal forcings

William R. Boos, Yale University, New Haven, CT; and T. Storelvmo

10:45 AM

2.2

A general formulation for conservation laws in moist isentropic coordinates

Olivier Pauluis, Courant Institute of Mathematical Sciences (New York University), New York City, NY; and R. A. Yamada

Recorded Presentation

11:00 AM

2.3

Momentum balance and Eliassen-Palm flux in moist isentropic coordinates

Ray Akitsugu Yamada, New York University, New York, NY; and O. Pauluis

Recorded Presentation

11:15 AM

2.4

Turning ocean mixing upside down

Raffaele Ferrari, Massachusetts Institute of Technology, Cambridge, MA; and A. Mashayek, T. McDougall, and M. Nikurashin

Recorded Presentation

11:30 AM

2.5

Is the Southern Ocean residual circulation eddy compensated?

Stuart Bishop, California Institute of Technology, Pasadena, CA; and P. Gent, F. Bryan, A. F. Thompson, and M. C. Long

Recorded Presentation

11:45 AM

2.6

A semi-analytical model of the ocean's overturning circulation with carbon cycle

Maxim Nikurashin, University of Tasmania, Hobart, TAS, Australia; and T. Ito and G. K. Vallis

Recorded Presentation

Lunch Break

Session 3

Research inspired by the accomplishments of Peter Rhines I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Malte F. Jansen, The University of Chicago

1:30 PM

3.1

Geophysical Fluid Dynamics in Ice Shelf Cavities

Robert Hallberg, NOAA/GFDL, Princeton, NJ

Recorded Presentation

1:45 PM

3.2

Equilibration of the Arctic halocline by eddies

J. Marshall, MIT, Cambridge, MA

2:00 PM

3.3

Turbulence, jets, and beta-plumes studied with laboratory altimetry

Yakov Afanasyev, Memorial University of Newfoundland, St. John's, NF, Canada

Recorded Presentation Manuscript (470.0 kB)

Handout (3.9 MB)

2:15 PM

3.4

The Dynamics of Baroclinic Zonal Jets

Paul D. Williams, University of Reading, Reading, United Kingdom

Recorded Presentation

2:30 PM

3.5

Sphere-filling asymptotics of the barotropic potential vorticity staircase

Timothy J. Dunkerton, NorthWest Research Associates, Redmond, WA

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 4

Research inspired by the accomplishments of Peter Rhines II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Ryan P. Abernathey, Columbia University

3:30 PM

4.1

Why the bolus velocity deserved to die and how I killed it

William R. Young, SIO/Univ. Of California, La Jolla, CA

Recorded Presentation

3:45 PM

4.2

Geostrophic turbulence: a Lagrangian perspective

J. H. LaCasce, Univ. of Oslo, Oslo, Norway

Recorded Presentation

4:00 PM

4.3

Generalized dispersion relation for a conservative, finite-amplite Rossby wave in slowly varying barotropic shear flow

Noboru Nakamura, Univ. of Chicago, Chicago, IL; and C. S. Y. Huang

Recorded Presentation

4:15 PM

4.4

Predicting Minnesota Rainfall Using Atlantic Ocean Salinities

Raymond W. Schmitt, WHOI, Woods Hole, MA; and L. Li, C. C. Ummenhofer, and K. B. Karnauskas

Recorded Presentation

4:30 PM

4.5

Mode water formation via cabbeling at strained thermohaline fronts

Leif N. Thomas, Stanford Univ., Stanford, CA; and C. J. Shakespeare

Recorded Presentation

4:45 PM

4.6

Vorticity Dynamics of Deep & Shallow Western Boundary Currents

Peter B. Rhines, Univ. of Washington, Seattle, WA

Recorded Presentation

Formal Poster Viewing

Location: Meridian Foyer/Summit (The Commons Hotel)

Poster Session 1

Inertia-gravity Waves (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

1

Near-inertial internal wave generation at a coastal boundary

Samuel M. Kelly, University of Minnesota Duluth, Duluth, MN

2

Will Climate Change Increase Transatlantic Aviation Turbulence?

Paul D. Williams, University of Reading, Reading, United Kingdom; and M. M. Joshi

Handout (1.4 MB)

3

Mechanisms for interactions between resolved and parameterized waves in the stratosphere

Naftali Y. Cohen, Yale University, New Haven, CT; and E. P. Gerber

4

A Parameter Space Study of Internal Wave Dynamics in Continental Slope Canyons

5

Interactions between near-inertial waves and vortical motion in the ocean

Jin-Han Xie, Univeristy of edinburgh, Edinburgh, United Kingdom; and J. Vanneste

6

Upward energy leakage in the dry atmosphere

Lyubov Chumakova, University of Edinburgh, Edinburgh, United Kingdom; and R. R. Rosales, E. G. Tabak, and A. Rzeznik

7A

On the relative contribution of inertia-gravity wave radiation to asymmetric instabilities in tropical cyclone-like vortices

Konstantinos Menelaou, McGill University, Montreal, QC, Canada; and D. A. Schecter and P. M. K. Yau

8

Waves on a Sphere: Equatorial Kelvin Wave Replaced by an Inertia-Gravity mode

nathan paldor, Hebrew University of Jerusalem, Jerusalam, Israel; and Y. De-Leon

Poster Session 2

Ocean and Atmosphere General Circulation (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

9

Size Matters: Why is there overturning in the Atlantic but not in the Pacific?

Catherine Spencer Jones, SIO/Univ. Of California, La Jolla, CA; and P. Cessi

10

The role of tropical-extratropical interactions on Gulf of California Surges and the intra-seasonal variability of the North American Monsoon

Salvatore Pascale, California Institute of Technology, Pasadena; and S. Bordoni

11

Characteristics and Mechanism of Subseasonal Eastward Extension of South Asian High

Xuejuan Ren, Nanjing University, Jiangsu Province, China; and X. Q. Yang

12

Evaluating the role of the jet stream in the moisture budget of glacial western North America

Juan M. Lora, UCLA, Los Angeles, CA; and J. L. Mitchell and A. K. Tripati

13

Understanding the systematic air temperature biases in a coupled climate system model through a process‐based decomposition method

14

Regime transitions of cross-equatorial Hadley circulations with zonally asymmetric thermal forcings

Jun Zhai, Yale University, New Haven, CT; and W. R. Boos

15

Theory of the norm induced metric in atmospheric dynamics

Tieh-Yong Koh, Nanyang Technological University, Singapore, Singapore; and F. Wan

16

Covariability of Southern Hemisphere tropical edge metrics with the SAM

Penelope Maher, University of New South Wales, Sydney, New South Wales, Australia; and S. C. Sherwood

Handout (360.9 kB)

17

A climate model grid size bias in the width of the tropical belt

Nick A. Davis, Colorado State University, Fort Collins, CO; and T. Birner

18

Contrasting responses to orbital precession in Titan's and Earth's atmospheres

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

19

Global Circulation Regimes in the Presence of Stationary Planetary Wave Forcing

Abigail Bodner, Tel Aviv University, Tel Aviv, Israel; and N. Harnik and O. Lachmy

20

Dynamical Driving of Transient Interference with the Climatological Stationary Wave

Michael Goss, Pennsylvania State University, University Park, PA; and S. B. Feldstein and S. Lee

21

Mechanisms controlling the jet stream response to global warming in the presence of zonal asymmetries

Tiffany A. Shaw, University of Chicago, Chicago, IL; and A. Voigt

Poster Session 3

Research inspired by the accomplishments of Peter Rhines (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

22

The influence of the Rhines scale on the latitudinal dependence of the jet width and macroturbulent energy cascades

Rei Chemke, Weizmann Institute of Science, Rehovot, Israel; and Y. Kaspi

23

The EKE budget and the eddy diffusivity

Malte F. Jansen, The University of Chicago, Chicago, IL; and I. Held, A. Adcroft, and R. Hallberg

24

The development of the potential vorticity staircase in freely decaying turbulence

Richard K. Scott, University of St Andrews, St Andrews, United Kingdom; and Y. K. Tsang

25

Multiple Zonal Baroclinic Jets in a Laboratory Annulus

Carlowen Andrew Smith, Geophysical Fluid Dynamics Institute, Tallahassee, FL; and K. Speer and R. W. Griffiths

26

Boundary control of potential vorticity injection with oscillating flows

Xiaozhou Ruan, California Institute of Technology, Pasadena, CA; and A. F. Thompson

27

Scattering of Equatorial Kelvin Waves by Tropical Instability Vortices

Ryan Holmes, Stanford University, Stanford, CA; and L. Thomas

28

Stationary buoyancy variations along the depth contours in cyclonic boundary currents: analyzes of data and a simple potential vorticity model

Johan Nilsson, Stockholm University, Stockholm, Sweden; and S. Broomé

29

Jet Hysteresis in a Simple QG Model

Zachary K. Erickson, California Institute of Technology, Pasadena, CA; and A. F. Thompson

30

Jianhua Lu, Florida State Univ., Tallahassee, FL; and F. Wang, H. Liu, P. Lin, E. Chassignet, K. Speer, and X. Xu

31

Simulation of the North Atlantic circulation at 1/50°

Xiaobiao Xu, COAPS, Tallahassee, FL; and E. P. Chassignet, P. B. Rhines, and W. J. Schmitz Jr.

Poster Session 4

Synoptic, Mesoscale, and Submesoscale Dynamics (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

32

A Computational Study of the Evolution of Binary Mesoscale Vortices Above the Ocean

David A. Schecter, NorthWest Research Associates, Boulder, CO

33

Gradient Imbalance and Upper Level Divergence in Tropical Cyclones from MAN12 Reanalysis

Yair Cohen, Tel Aviv University, Tel Aviv, Israel; and N. Harnik and E. Heifetz

34

Ocean meso-scale eddy phase speeds in a two-layer quasigeostrophic model

Lei Wang, Univ. of Chicago, Chicago, IL; and R. P. Abernathey and M. F. Jansen

35

Tropical cyclogenesis: effects of model resolution and hypohydrostatic rescaling

William R. Boos, Yale University, New Haven, CT; and A. Fedorov and L. Muir

36

Anisotropy of Ocean Eddies

Kial Douglas Stewart, University of New South Wales, Sydney, NSW, Australia; and S. N. Waterman, P. Spence, J. Le Sommer, J. M. Molines, and M. H. England

37

A scale invariance criterion for LES parametrizations

Urs Schaefer-Rolffs, Institut für Atmosphärenphysik, Kühlungsborn, Germany; and E. Becker and R. Knöpfel

38

Comparing Ocean Eddy Parameterization Schemes via One-shot Optimization

Julian Mak, University of Edinburgh, Edinburgh, United Kingdom; and J. R. Maddison and D. P. Marshall

Handout (1.2 MB)

39

Implementation of the thickness-weighted averaged residual-mean flow equations in an ocean general circulation model

Juan A. Saenz, LANL, Los Alamos, NM; and T. D. Ringler and Q. Chen

40

Modeling Baroclinic Instability on Curving Continental Slopes

Aviv Solodoch, University of California in Los Angeles, Los Angeles, CA; and A. L. Stewart and J. C. McWilliams

41

Analysis of turbulent bending moments in tidal current boundary layers

Peter E. Hamlington, University of Colorado at Boulder, Boulder, CO; and S. R. Alexander

42

On the Validity of Quasi-Geostrophic assumptions in the proximity of Angular Points of a Geophysical Fluid Domain

Renzo A. Mosetti, Istituto nazionale di Oceanografia e di Geofisica Sperimentale (OGS), Trieste, Italy; and F. Crisciani and R. Purini

43

The Bimodal Distribution of Tropical Cyclone Intensity and Rapid Intensification

Chia-Ying Lee, Columbia University, New York, NY; and M. K. Tippett, A. H. Sobel, and S. J. Camargo

44

Estimate of lateral eddy diffusivity upstream of Drake Passage: an update

Ali Mashayek, MIT, Cambridge, MA; and R. Ferrari

45

A Cloud-Edge Dynamics for the Holepunch Phenomenon

David J. Muraki, Simon Fraser Univ., Burnaby, BC, Canada; and R. Rotunno and H. Morrison

46

Analysis of mesoscale rapidly occluding storm causing severe atmospheric anomalies in Southern California on February 28th, 2014

Alejandro A. Mundo, California State Polytechnic University, Pomona, Pomona, California

Handout (24.2 MB)

47

Direct Comparison of Laboratory and Numerical Simulations of Idealized Oceanic Overflows

Shanon Reckinger, Fairfield University, Fairfield, CT; and T. Gibson, F. Hohman, T. Morrison, and S. Reckinger

Handout (6.4 MB)

48

Formation and maintenance of zonally elongated transients in the ocean

Michael Rudko, Rosenstiel School of Marine and Atmospheric Science, University of Miami, Miami, FL; and I. Kamenkovich

Registration

Location: Meridian Foyer (The Commons Hotel)

Session 5

Inertia-gravity Waves

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Naftali Y. Cohen, Yale University

8:15 AM

5.1A

Interaction of Inertial Oscillations with a Geostrophic flow

Jim Thomas, Courant Institute of Mathematical Sciences, New York, NY; and S. Smith and O. Buhler

Recorded Presentation

8:30 AM

5.2

Gravity Waves Generated by Convection: A New Idealized Model Tool and Direct Validation with Satellite Observations

Claudia Christine Stephan, University of Colorado, Boulder, CO; and M. J. Alexander

Recorded Presentation

8:45 AM

5.3

DEEPWAVE 2014; Observing Gravity Waves from the Troposphere to the Mesosphere

ronald smith, Yale University, new haven, CT; and D. C. Fritts, J. Doyle, S. Eckermann, A. Doernbrack, M. J. Uddstrom, C. G. Kruse, A. D. Nugent, and M. J. Taylor

Recorded Presentation

9:00 AM

5.4

Wave–vortex decomposition of one-dimensional ship and aircraft observations

Jörn Callies, MIT, Cambridge, MA; and R. Ferrari and O. Buhler

9:15 AM

5.5

Near-inertial wave scattering by random flows, and on their concentration in anticyclones

Eric Danioux, University of Edinburgh, Edinburgh, United Kingdom; and J. Vanneste and O. Buhler

Recorded Presentation

9:30 AM

5.6

Damping of Geostrophic Motions by Oceanic Internal Waves, Critically Reflecting off the Sea Surface

Nicolas Grisouard, University of Toronto, Toronto, ON, Canada; and L. N. Thomas

Recorded Presentation

9:45 AM

5.7

Breaking near-inertial waves in the Gulf Stream: Interpreting observations with theory and models

Daniel Whitt, Stanford Univ., Stanford, CA; and L. N. Thomas

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 6

Wave-Mean Flow Interactions

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Xavier J. Levine, Yale University

10:30 AM

6.1

Planetary ageostrophic instability leads to superrotation

Jonathan L. Mitchell, Univ. of California, Los Angeles, CA; and P. Wang

Recorded Presentation

10:45 AM

6.2

Meridional wave propagation in baroclinic models

Pablo Zurita-Gotor, UNIVERSIDAD COMPLUTENSE, Madrid, Spain

11:00 AM

6.3

Covariation of finite-amplitude Rossby wave pseudo-momentum density and zonal-mean zonal flow in the mid-latitude troposphere

Lei Wang, Univ. of Chicago, Chicago, IL; and N. Nakamura

Recorded Presentation

11:15 AM

6.4

Poleward migration of eddy-driven jets

Yohai Kaspi, Weizmann Institute of Science, Rehovot, Israel; and R. Chemke

Recorded Presentation

11:30 AM

6.5

Local Finite-amplitude Rossby Wave Activity as a Diagnostic of Anomalous Weather Regimes

Clare S.-Y. Huang, University of Chicago, Chicago, IL; and N. Nakamura

Recorded Presentation

11:45 AM

6.6

The Response of the Mid-Latitudes to Idealized Orography in the Presence of a Jet

Nicholas Lutsko, Princeton University, Princeton, NJ; and I. M. Held

Recorded Presentation

Lunch Break

Session 7

Synoptic, Mesoscale, and Submesoscale Dynamics I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Stuart Bishop, California Institute of Technology

1:30 PM

7.1

Martian Polar Vortex Dynamics

Darryn W. Waugh, Johns Hopkins Univ., Baltimore, MD; and S. Guzewich and A. D. Toigo

Recorded Presentation

1:45 PM

7.2

A Moist Convective Mechanism for Polar Cyclone Formation on the Giant Planets

Morgan E. O'Neill, MIT, Rehovot, Israel; and K. Emanuel and G. R. Flierl

Recorded Presentation

2:00 PM

7.3

The poleward motion of extratropical cyclones from a PV tendency analysis

Talia Tamarin, Weizmann Institute of Science, Rehovot, Israel; and Y. Kaspi

Recorded Presentation

2:15 PM

7.4

Phase Speed Spectra of Ocean Mesoscale Eddies

Ryan P. Abernathey, Columbia University, Palisades, NY; and C. J. L. Wortham

Recorded Presentation

2:30 PM

7.5

A regime diagram for ocean geostrophic turbulence

Andreas Klocker, University of Tasmania, Hobart, Australia; and D. P. Marshall, S. R. Keating, and P. L. Read

Recorded Presentation

2:45 PM

7.6

An energetically consistent backscatter parameterization for eddy permitting ocean models

Malte F. Jansen, The University of Chicago, Chicago, IL; and I. M. Held

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 8

Synoptic, Mesoscale, and Submesoscale Dynamics II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Morgan E. O'Neill, MIT

3:30 PM

8.1

A Seasonal Cycle of Submesoscale Open-Ocean Motions from Gliders

Andrew F. Thompson, California Institute of Technology, Pasadena, CA; and A. Lazar, C. Buckingham, A. C. Naveira Garabato, G. Damerell, and K. Heywood

Recorded Presentation

3:45 PM

8.2

The Stability of Oceanic Fronts in a Shallow Water Model

Francis J. Poulin, University of Waterloo, Waterloo, ON, Canada; and M. Chanona and J. Yawney

Recorded Presentation

4:00 PM

8.3

The role of mixed layer instabilities in submesoscale turbulence

Glenn R. Flierl, MIT, Cambridge, MA; and J. Callies, R. Ferrari, and B. Fox-Kemper

4:15 PM

8.4

Surface Waves and Spatially Coherent Structures in the Near-surface Layer of the Ocean

Alexander V. Soloviev, Nova Southeastern University, Dania Beach, FL; and C. W. Dean

Recorded Presentation Manuscript (933.4 kB)

4:30 PM

8.5

Wind, Waves, and Fronts: An Analytic Solution to the Generalized Ekman Model

Jacob O. Wenegrat, University of Washington, Seattle, WA; and M. J. McPhaden

Recorded Presentation

4:45 PM

8.6

Submesoscale Signatures in the Bay of Bengal During Winter 2013 Monsoon

Amit Tandon, Univ. of Massachusetts, North Dartmouth, MA; and S. Ramachandran, J. Mackinnon, A. Lucas, R. Pinkel, J. Nash, A. Waterhouse, E. Shroyer, A. Mahadevan, R. A. Weller, and J. T. Farrar

Formal Poster Viewing

Location: Meridian Foyer/Summit (The Commons Hotel)

Poster Session 5

Dynamic Coupling between moisture, clouds and circulation (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

49

Shallow meridional circulations in monsoons: observed seasonal cycle and advective drying tendency

Jun Zhai, Yale University, New Haven, CT; and W. R. Boos

50

The MJO skeleton model with observation-based background state and forcing

H. Reed Ogrosky, University of Wisconsin-Madison, Madison, WI; and S. N. Stechmann

51

Non-local Second Order Closure Scheme for Boundary Layer Turbulence

Bettina Meyer, ETH, Zürich, Switzerland; and T. Schneider

52

Influence of the Basic State Zonal Flow on Convectively Coupled Equatorial Waves

Juliana Dias, University of Colorado, Boulder, CO; and G. Kiladis

53

An Eddy-Diffusivity Mass-flux (EDMF) closure for the unified representation of cloud and convective processes

Zhihong Tan, California Institute of Technology, Pasadena, CA; and T. Schneider, J. Teixeira, R. Lam, and K. G. Pressel

Convective response to moisture and stability changes in the large-scale environment: Simulating observed mass fluxes

54

On the method of superparameterization and the coupling between large- and small-scales

Stefan N. Tulich, CIRES/Univ. of Colorado and NOAA/ESRL, Boulder, CO

55

The Role of African topography on the South Asian Monsoon precipitation and circulation

Ho-Hsuan Wei, California Institute of Technology, Pasadena, CA; and S. Bordoni

56

The MJO Cycle Forcing of the North Atlantic Circulation: Intervention Experiments with the Community Earth System Model

David M. Straus, George Mason University, Fairfax, VA; and E. T. Swenson

57

A global dynamics perspective on midsummer drying near subtropical ocean basins

Patrick Kelly, PNNL, Richland, WA; and B. Mapes

58

Transient Tropical Diabatic Heating and the Seasonal Mean Response to ENSO

Erik T. Swenson, George Mason University, Fairfax, VA; and D. M. Straus

59

Cloud Processes Associated with Extratropical Cyclones

James B. Polly, City College of New York, New York, NY; and W. B. Rossow

60

Systematic Relationships between the representations of Convectively Coupled Equatorial Wave Activity and the Madden-Julian Oscillation in Climate Models

Yanjuan Guo, Univ. of California, Los Angeles, CA

61

Response of the intertropical convergence zone to zonally-asymmetric surface forcings

Tiffany A. Shaw, University of Chicago, Chicago, IL; and A. Voigt, S. Kang, and J. Seo

62

The Longitudinal Position of the Atlantic ITCZ

Angela Cheska Siongco, Max Planck Institute for Meteorology, Hamburg, Germany; and C. Hohenegger and B. Stevens

63

Dynamical Constraints on the Seasonal Migration of the ITCZ in a Moist GCM

Sean Faulk, University of California, Los Angeles, Los Angeles, CA; and J. L. Mitchell and S. Bordoni

64

Anelastic and compressible simulation of moist dynamics at planetary scales

Marcin J. Kurowski, University of California, Los Angeles, Los Angeles, CA; and W. W. Grabowski and P. K. Smolarkiewicz

Poster Session 6

Stratosphere-Troposphere Coupling (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

65

Interpreting the downward influence from the stratospheric ozone depletion-like cooling to the tropospheric circulation in an idealized model

Huang Yang, Cornell University, Ithaca, NY; and L. Sun and G. Chen

Handout (1.8 MB)

66

Intraseasonal Variability of the Zonal-Mean Extratropical Tropopause Height

Jesús Á. Barroso, Universidad Complutense de Madrid, Madrid, Spain; and P. Zurita-Gotor

67

Life cycle of stratospheric sudden warmings

Martin Jucker, University of Melbourne, Parkville, VIC, Australia

68

Two Scales of Mixed Rossby-gravity waves in the lower stratosphere

George N. Kiladis, NOAA/ESRL, Boulder, CO; and M. Gehne and J. Dias

69

Diagnosing the Structure of Stratosphere-Troposphere Coupling Using Finite Amplitude Wave Activity

Aaron L. Match, Princeton University, Princeton, NJ; and G. Chen

70

An Emerging Precursor Signal in Stratosphere for the Onset of South Asian Summer Monsoon

Rong-Cai Ren, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China; and J. G. Hu

71

Downward Wave Reflection as a Mechanism for the Stratosphere- Troposphere Response to the 11-year Solar Cycle

Hua Lu, British Antarctic Survey, Cambridge, United Kingdom; and A. Scaife, G. Marshall, J. Turner, and T. Phillips

72

Global Warming in an Idealised Dry Model with a Realistic Stratosphere

Cameron W. Cairns, University of New South Wales, Sydney, NSW, Australia; and M. Jucker and G. K. Vallis

73A

The role of planetary waves in the tropospheric jet response to stratospheric cooling

Karen L. Smith, Lamont-Doherty Earth Observatory, Palisades, NY; and R. K. Scott

Recorded Presentation

Poster Session 7

Transport and Mixing (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

74

3-D Transport Pathways of Climatically Important Tracers in the Southern Ocean

Ewa K. Karczewska, University of Cambridge, Cambridge, United Kingdom; and P. H. Haynes, A. Meijers, E. Shuckburgh, D. Jones, and J. B. Sallée

Handout (1.6 MB)

75

Lagrangian Dispersion Over a Ridge in a Laboratory ACC Driven by Wind and Buoyancy Forcing

Carlowen Andrew Smith, Geophysical Fluid Dynamics Institute, Tallahassee, FL; and R. W. Griffiths, A. M. Hogg, and S. Merminod

76

Transit Times From Northern Hemisphere Midlatitudes: Connections to Tropospheric Dynamics

Clara Orbe, NASA, Washington, DC; and D. W. Waugh

77

Quantifying atmospheric transport in the troposphere

Gang Chen, Cornell Univ., Ithaca, NY; and C. Orbe and D. W. Waugh

78

Case Studies of Methane Plume Detection Using WRF-LES

Daniel G. Burtch, University of North Dakota, Grand Forks, ND; and G. L. Mullendore and L. E. Christensen

79

Transport and Mixing associated with Rossby Wave Breaking in GFDL Dynamical Core

Chengji Liu, Colorado State University, Fort Collins, CO; and E. A. Barnes

80

Lagrangian pathways of upwelling in the Southern Ocean

Giuliana A. Viglione, California Institute of Technology, Pasadena, CA; and A. F. Thompson

81

Understanding the circulation during the 2014 Lake Erie HABs using Lagrangian Coherent Structures

Laura Fiorentino, Large Lakes Observatory, duluth, MN

Cabbeling and Mixing at a Compensated Thermohaline Front

Poster Session 8

Wave-Mean Flow Interactions (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

82

The effect of overturning meridional background circulation on long equatorial Kelvin and Rossby waves

Amanda Back, University of California, Davis, Davis, CA; and J. A. Biello

83

Submonthly traveling long waves in an AMIP simulation

Huei-Ping Huang, Arizona State University, Tempe, AZ

84

Midlatitude Rossby Wave Forcing of Equatorial Kelvin Waves

Joseph A. Biello, Univ. of California, Davis, CA; and G. Kiladis and A. Back

85

The Roles of Barotropic and Baroclinic Processes in the Atmospheric Response to the Lower Tropospheric Thermal Forcing

Yu Nie, National Climate Center, China Meteorologcial Administration, Beijing, China; and Y. Zhang, G. Chen, and X. Yang

Handout (1.8 MB)

86

Why the bolus velocity deserved to survive and how we use it: a 3D EP theory for all waves at all latitudes as given by the impulse-bolus pseudomomentum

Hidenori Aiki, Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan; and K. Takaya and R. J. Greatbatch

Handout (5.3 MB)

Registration

Location: Meridian Foyer (The Commons Hotel)

Session 9

Dynamic Coupling between moisture, clouds and circulation I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Michael P. Byrne, ETH Zürich

8:15 AM

9.1

Significant modulation of California winter precipitation by variations and change in Eastern Pacific extratropical cyclone activity

Edmund K. M. Chang, Stony Brook University, Stony Brook, NY; and C. Zheng, P. Lanigan, A. M. W. Yau, and J. D. Neelin

Recorded Presentation

8:30 AM

9.2

Two way interactions between cloud radiative effects and large-scale climate variability over the extratropics

Ying Li, Colorado State University, Fort Collins, CO; and D. W. J. Thompson

Recorded Presentation

8:45 AM

9.3

Moist formulations of the EP flux and their connection to surface westerlies in current and warmer climates

John G. Dwyer, MIT, Cambridge, MA; and P. A. O'Gorman

Recorded Presentation

9:00 AM

9.4

The influence of baroclinic eddies on moisture transport in Titan's atmosphere

Juan M. Lora, UCLA, Los Angeles, CA; and J. L. Mitchell

Recorded Presentation

9:15 AM

9.5

The influences of extratropics and circumnavigating waves on the MJO

Ding Ma, Harvard University, Cambridge, MA; and Z. Kuang

Recorded Presentation

9:30 AM

9.6

The Role of Asian Summer Monsoon Circulation on Tropopause Variability

Yutian Wu, Purdue University, West Lafayette, IN; and T. A. Shaw and O. Pauluis

Recorded Presentation

9:45 AM

9.7

The interaction between moist convection and regional tropical and subtropical gravity wave breaking

Naftali Y. Cohen, Yale University, New Haven, CT; and W. R. Boos

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 10

Dynamic Coupling between moisture, clouds and circulation II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Aiko Voigt, Columbia University

10:30 AM

10.1

The Walker Circulation, Diabatic Heating, and Outgoing Longwave Radiation

Samuel N. Stechmann, University of Wisconsin-Madison, Madison, WI; and H. R. Ogrosky

Recorded Presentation

10:45 AM

10.2

Non-rotating convective aggregation and the Madden-Julian oscillation

Nathan P. Arnold, Colorado State University, Fort Collins, CO; and D. A. Randall

11:00 AM

10.3

Moist convection and the Hadley cell

Martin S. Singh, Harvard University, Cambridge, MA; and Z. Kuang

Recorded Presentation

11:15 AM

10.4

Single to Double-ITCZ transitions in an idealized moist GCM

Tobias Bischoff, California Institute of Technology, Pasadena, CA; and T. Schneider

Recorded Presentation

11:30 AM

10.5

Impact of anomalous northward oceanic heat transport on the global climate in a slab-ocean setting

Francis Codron, Université Pierre et Marie Curie, Paris, France; and B. L'Hévéder and M. Ghil

Recorded Presentation

11:45 AM

10.6

Zonal Hydrological-Cycle Variations in Idealized Model Experiments

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

Recorded Presentation

Lunch Break

Women's Luncheon

Location: Think 4 (The Commons Hotel)

Session 11

Transport and Mixing

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Pedram Hassanzadeh, Harvard University

1:30 PM

11.1

Dynamic partition on the isentropic stratosphere-troposphere exchange (STE)

Huang Yang, Cornell University, Ithaca, NY; and G. Chen, Q. Tang, P. Hess, and D. A. Plummer

Recorded Presentation

Handout (3.8 MB)

1:45 PM

11.2

Physics of Changes in Synoptic Midlatitude Temperature Variability

Tapio Schneider, ETH, Zuerich, Switzerland; and T. Bischoff and H. Plotka

Recorded Presentation

2:00 PM

11.3

Synoptic Variability and the Seasonal Cycle Amplitude of CO2

Elizabeth A. Barnes, Colorado State University, Fort Collins, CO

Recorded Presentation

2:15 PM

11.4

Diffusivity and Dynamics of Linear Internal Waves from a Lagrangian Perspective

Jeffrey J. Early, NorthWest Research Associates, Redmond, WA; and M. P. Lelong and K. S. Smith

2:30 PM

11.5

Relative Dispersion in the Antarctic Circumpolar Current

Dhruv Balwada, Geophysical Fluid Dynamics Institute, Tallahassee, FL; and J. H. LaCasce, K. Speer, R. Ferrari, and J. Marshall

Recorded Presentation

2:45 PM

11.6

Characteristics and Evolution of Reactive Tracers in the Oceanic Mixed Layer

Katherine M. Smith, University of Colorado at Boulder, Boulder, CO; and P. E. Hamlington, N. S. Lovenduski, and B. Fox-Kemper

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 12

Stratosphere-Troposphere Coupling

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Clara Orbe, NASA

3:30 PM

12.1A

Time-dependent Relationship between Age of Air and Diabatic Circulation in the Stratosphere

Marianna Linz, MIT, Cambridge, MA; and R. A. Plumb and A. Sheshadri

Recorded Presentation

Circumglobal Telleconnection Patterns and their influence on the stratosphere

3:45 PM

12.2

The role of standing waves in driving persistent anomalies of upward wave activity flux

Oliver Watt-Meyer, University of Toronto, Toronto, ON, Canada; and P. J. Kushner

Recorded Presentation

4:00 PM

12.3

Relationships between the 5 Day External Rossby Mode and Extratropical Storm Tracks

George N. Kiladis, NOAA/ESRL, Boulder, CO; and J. R. Albers, J. Dias, R. A. Madden, and A. Jaramillo

Recorded Presentation

4:15 PM

12.4

Stratospherically-mediated Long-term Response to Polar Surface Heating

Momme C. Hell, ETH, Zuerich, Switzerland; and T. Schneider and N. Keenlyside

Recorded Presentation

4:30 PM

12.5A

Stratospheric Polar Vortex Splits and Displacements in the High-Top CMIP5 Models

William Seviour, Johns Hopkins University, Baltimore, MD; and L. J. Gray

4:45 PM

12.6

The relationship between stratospheric polar vortex distortions and tropospheric cold air surges

Stephen J. Colucci, Cornell University, Ithaca, NY

Recorded Presentation

Handout (823.6 kB)

5:00 PM

12.7

Scale Interactions and Deep Tropical Potential Vorticity Intrusions During Sudden Stratospheric Warmings

John R. Albers, University of Colorado, Boulder, CO; and G. N. Kiladis, T. Birner, and J. Dias

Recorded Presentation

5:15 PM

12.8

Coupling between moisture and circulation above the clouds: The annular cycle of stratospheric water vapor

Martin Jucker, University of Melbourne, Parkville, VIC, Australia; and E. P. Gerber

Handout (320.6 kB)

Banquet

Location: Pinnacle Ballroom (The Commons Hotel)

Speaker: Peter B. Rhines, Univ. of Washington

6:00 PM

Engaging the Nature Deficit in the GFD Lab

Registration

Location: Meridian Foyer (The Commons Hotel)

Session 13

Low Frequency Variability I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Neil F. Tandon, University of Toronto

8:15 AM

13.1

The Dynamics of the Northern Annular Mode at Weekly Time Scales

Gwendal Riviere, LMD, Paris, France; and M. Drouard Jr.

Recorded Presentation

8:30 AM

13.2A

Testing the Sensitivity of the Extratropical Response to the Convective Source Region

Michael Goss, Pennsylvania State University, University Park, PA; and S. B. Feldstein

Recorded Presentation

13.2

The lifecycle of the North Atlantic storm track

8:45 AM

13.3

Variability Patterns and Eddy Feedbacks in Different Flow Regimes of the Jet Stream

Orli Lachmy, Tel Aviv University, Tel Aviv, Israel; and N. Harnik

Recorded Presentation

9:00 AM

13.4

Planetary Wave Generation and Meridional Propagation in the Maintenance of the Wintertime Tropospheric Double Jet

Amanda K. O'Rourke, University of Michigan, Ann Arbor, MI; and G. K. Vallis

Recorded Presentation

9:15 AM

13.5

What makes an annular mode “annular”?

Edwin P. Gerber, New York Univ., New York, NY; and D. W. J. Thompson

Recorded Presentation

9:30 AM

13.6

Responses of Midlatitude Blocking Activity and Wave Amplitude to Reduced Meridional Temperature Gradient: Arctic Amplification versus Arctic Oscillation

Pedram Hassanzadeh, Harvard University, Cambridge, MA; and Z. Kuang and D. Ma

9:45 AM

13.7

Response of Annular Mode Variability to Changes in the Equator-to-Pole Temperature Gradient

David Alex Burrows, Cornell University, Ithaca, NY; and G. Chen

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 14

Low Frequency Variability II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Amanda K. O'Rourke, University of Michigan

10:30 AM

14.1

Do multiple states of the quasi-adiabatic meridional overturning circulation exist?

Paola Cessi, UCSD, La Jolla, CA; and C. L. Wolfe

Recorded Presentation

10:45 AM

14.2

Low-frequency variability of the quasi-adiabatic overturning circulation

Christopher L. Wolfe, SUNY Stony Brook, Stony Brook, NY, NY; and P. Cessi

Recorded Presentation

11:00 AM

14.3

Interannual Predictability of North Atlantic Sea Level Dynamics

Robert Fraser, University of Oxford, Oxford, United Kingdom; and L. Zanna and C. Wilson

Recorded Presentation

Session 15

Atmospheric and Oceanic Fluid Dynamics in the Tropics I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Amanda K. O'Rourke, University of Michigan

11:15 AM

15.1

Idealized simulations of precipitation regimes over a small tropical island

Shuguang Wang, Columbia Univ., New York, NY; and A. H. Sobel

11:30 AM

15.2

Rectifying Seasonality in the Amazon by Diurnal Cycles

Usama M. Anber, Lamont Doherty Earth Observatory, New York, NY; and P. Gentine, S. Wang, and A. H. Sobel

Recorded Presentation

11:45 AM

15.3

Lagrangian investigation of the precipitation efficiency of convective clouds

Wolfgang Langhans, LBNL, Berkeley, CA; and D. M. Romps

Lunch Break

Session 16

Atmospheric and Oceanic Fluid Dynamics in the Tropics II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Allison A. Wing, Columbia University

1:30 PM

16.1

Environmental Control of Convective Rainfall -- WTG Cloud-Resolving Model Results

David Raymond, New Mexico Tech, Socorro, NM

Recorded Presentation

1:45 PM

16.2

Multiple equilibria in weak temperature gradient simulations of deep tropical convection: The role of radiation

Sharon Sessions, New Mexico Institute of Mining and Technology, Socorro, NM; and S. Sentic, M. J. Herman, and D. J. Raymond

Recorded Presentation

16.3

Idealized MJO modeling: ocean coupling and interaction with the mean state

2:00 PM

16.3A

Modeling Interactions Between the Quasi-geostrophic Vertical Motion and Convection in a Single Column

Ji Nie, Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY; and A. H. Sobel and D. Shaevitz

Recorded Presentation

2:15 PM

16.4

Assessing propagation characteristics and predictability of the MJO using multiple MJO indices

Maria Gehne, CIRES/Univ. of Colorado - NOAA, Boulder, CO; and G. N. Kiladis and J. Dias

Recorded Presentation

2:30 PM

16.5

Moist tropical waves and the basic state

Stefan N. Tulich, CIRES/Univ. of Colorado and NOAA/ESRL, Boulder, CO; and J. L. Mitchell, P. Wang, and G. Kiladis

2:45 PM

16.6

Investigating the convectively coupled MRG and EIG n=0 continuum

Juliana Dias, University of Colorado, Boulder, CO; and G. Kiladis and M. Gehne

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 17

Atmospheric and Oceanic Fluid Dynamics in the Tropics III

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Ji Nie, Lamont-Doherty Earth Observatory, Columbia University

3:30 PM

17.1

Coupling of a Linearized Deep Convection Tendencies Matrix to Global Dynamics

Brian Mapes, Univ. of Miami/RSMAS, Miami, FL; and P. Kelly

Recorded Presentation

3:45 PM

17.2

Are cloud thermals slippery or sticky?

David M. Romps, University of California, Berkeley, CA

4:00 PM

17.3

Gross Moist Stability Assessment during TOGA COARE: Amplification and Decay of Convection

Larissa E. Back, Univ. of Wisconsin, Madison, WI; and K. Inoue

4:15 PM

17.4

Role of radiative-convective feedbacks in tropical cyclogenesis in rotating radiative-convective equilibrium simulations

Allison A. Wing, Columbia University, Palisades, NY; and S. J. Camargo and A. H. Sobel

Recorded Presentation

4:30 PM

17.5

Tropical Cyclones in Rotating Radiative-Convective Equilibrium with Coupled SST

Wenyu Zhou, Princeton University, Princeton, NJ; and I. M. Held

Recorded Presentation

4:45 PM

17.6

Spatio-Temporal Evolutions of Non-Orthogonal Equatorial Wave Modes Derived from Observations

Cory Barton, Florida State University, Tallahassee, FL; and M. Cai

Recorded Presentation

Formal Poster Viewing

Location: Meridian Foyer/Summit (The Commons Hotel)

Poster Session 9

Atmospheric and Oceanic Fluid Dynamics in a Changing Climate (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

87

Changes in the Hadley circulation with climate in a simple axisymmetric model of the tropical atmosphere

Xavier J. Levine, Yale University, New Haven, CT; and T. Schneider

88

Mechanisms of Changing Orographic Stationary Rossby Wave Forcing

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

89

Radiative vs Dynamical Effects in Abrupt Climate Change Simulations

Martin Jucker, University of Melbourne, Parkville, VIC, Australia; and C. W. Cairns and G. K. Vallis

90

Role of Changes in Mean Temperatures versus Temperature Gradients in the Recent Widening of the Hadley Circulation

Ori Adam, ETH, Zurich, Switzerland; and T. Schneider and N. Harnik

91

Eddy Activity Sensitivity to Changes in the Vertical Structure of Baroclinicity

Janni Yuval, Weizmann Institute of Science, Rehovot, Israel; and Y. Kaspi

92

Large-eddy simulations of subtropical cloud-topped boundary layers under idealized climate change

Zhihong Tan, California Institute of Technology, Pasadena, CA; and T. Schneider, J. Teixeira, and K. G. Pressel

93

Energetic and dynamical constraints on the width of the ITCZ

Michael P. Byrne, ETH Zürich, Zürich, Switzerland; and T. Schneider

94

Seasonality of the Eddy Driven Jet Response to Constant Forcing

Marie C. McGraw, Colorado State University, Fort Collins, CO; and E. A. Barnes

95

Tug of war on summertime circulation response to global warming

Tiffany A. Shaw, University of Chicago, Chicago, IL; and A. Voigt

96

On the nature of ocean heat sequestration in the recent warming period

Balasubramanya Nadiga, LANL, Los Alamos, NM

97

Precipitation and circulation response to warming shaped by radiative changes of clouds and water vapor

Aiko Voigt, Columbia University, Palisades, NY; and T. A. Shaw

98

Basin-wavelength Equatorial Deep Jet Signals Across Three Oceans

Madeleine Youngs, California Institute of Technology, Pasadena, CA; and G. C. Johnson

Poster Session 10

Atmospheric and Oceanic Fluid Dynamics in the High Latitudes (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

99

An identification of the dynamical mechanisms that lead to Arctic warming during the planetary-scale and synoptic-scale wave life cycles

Cory Francis Baggett, Colorado State University, Fort Collins, CO; and S. Lee

100

Multiple steady solutions of a model subpolar ocean forced by localized wind

Alexander M. Fuller, Johns Hopkins University, Baltimore, MD; and T. W. N. Haine

101

An observational assessment of feedbacks on Southern Ocean SST variability

Ute Hausmann, Massachusetts Institute of Technology, Cambridge, MA; and J. Marshall, A. Czaja, and D. Ferreira

102

Relationship between Warm Air Mass Transport into the Upper Polar Atmosphere and Cold Air Outbreaks in Winter

Ming Cai, Florida State Univ., Tallahassee, FL; and Y. Yu, R. C. Ren, and H. van den Dool

103

Understanding the Seasonal Cycle of Polar Warming

Sergio A. Sejas, Florida State University, Tallahassee, FL; and M. Cai, A. Hu, G. A. Meehl, W. M. Washington, and P. C. Taylor

104

Eddy Fluxes and Jet-Scale Overturning Circulations in the Southern Ocean

Qian Li, The Pennsylvania State University, State College, PA; and S. Lee and A. Griesel

105

Relationships Between TPV Characteristics and the Arctic Oscillation

Dylan W. Lusk, Norman, OK; and S. Cavallo

106

Trends in the Antarctic sea-ice dipole forced from the tropical Pacific ?

Francis Codron, Université Pierre et Marie Curie, Paris, France; and H. Douville, A. Voldoire, and C. Allouache

Poster Session 11

Atmospheric and Oceanic Fluid Dynamics in the Tropics (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

107

Response of a Simulated Hurricane to Misalignment Forcing

David A. Schecter, NorthWest Research Associates, Boulder, CO

108

The occurrence of Yanai waves in constrained geometries

Benjamin A. Storer, University of Waterloo, Waterloo, ON, Canada; and F. J. Poulin

109

Assessing the equatorial long-wave approximation: asymptotics and observational data analysis

H. Reed Ogrosky, University of Wisconsin-Madison, Madison, WI; and S. N. Stechmann

110

Comparison of Global Precipitation Estimates across a Range of Temporal and Spatial Scales

Maria Gehne, CIRES/Univ. of Colorado - NOAA, Boulder, CO; and T. Hamill and G. N. Kiladis

111

Responses of tropical deep convection to the QBO: cloud-resolving simulations and Observations

Ji Nie, Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY; and A. H. Sobel

112

Evaluation of Vertical Momentum Transports associated with Moist Convection and Gravity Waves in a Minimal Model of QBO-like Oscillation

Eriko Nishimoto, Kyoto University, Kyoto, Japan; and S. Yoden and H. H. Bui

113

A minimal model for precipitating turbulent convection

Gerardo Hernandez-Duenas, National University of Mexico - Juriquilla, Juriquilla, Queretaro, Mexico; and A. Majda, L. M. Smith, and S. N. Stechmann

114

On the buoyant acceleration of fluid parcels

Nadir Jeevanjee, University of California, Berkeley, Berkeley, CA; and D. M. Romps

115

Nonlinear traveling wave solution for the MJO skeleton model

Shengqian Chen, University of Wisconsin at Madison, Madison, WI; and S. N. Stechmann

116

Mechanisms for convection triggering by cold pools

Giuseppe Torri, Harvard University, Cambridge, MA; and Z. Kuang and Y. Tian

117

Diagnostic Relationships in Observed and Modeled DYNAMO convection

Stipo Sentic, New Mexico Institute of Mining and Technology, Socorro, NM; and S. L. Sessions and Z. Fuchs

118

Nonlinear Interaction of Kelvin and the Eastward Branch of Yanai Waves in the Equatorial Waveguide

Carlos F. M. Raupp, University of Sao Paulo, Sao Paulo, Brazil; and P. Milewski and Z. Wang

119

The Role of Convective Inhibition in Convectively-Coupled Tropical Waves

Michael J. Herman, New Mexico Institute of Mining and Technology, Socorro, NM; and Z. Fuchs and D. J. Raymond

120

Lagrangian Boundaries Separate Developing Cyclones from Dry Environments

Blake Rutherford, NorthWest Research Associates, Redmond, WA; and T. J. Dunkerton

121

Effects of Saharan Dust on the Linear and Nonlinear Dynamics of African Easterly Waves

Dustin Grogan, Univ. of California, Davis, CA; and T. R. Nathan and S. H. Chen

122

Scattering of Kelvin and Yanai waves at the eastern boundary of an Equatorial Basin

Dennis Wilson Moore, PMEL, Seattle, WA; and H. Hristova and T. S. Durland

Poster Session 12

Low Frequency Variability (Posters)

Location: Meridian Foyer/Summit (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

123

Applying the Fluctiation-Dissipation Theorem to a 2-layer QG Model

Nicholas Lutsko, Princeton University, Princeton, NJ; and I. M. Held and P. Zurita-Gotor

124

Ocean-Atmosphere Interaction and the Excitation of Low Frequency Variability by Nonlinear Fluxes of Energy

Amanda K. O'Rourke, University of Michigan, Ann Arbor, MI; and P. E. Martin, B. K. Arbic, and S. Griffies

125

High and low latitude types of the downstream influences of the North Atlantic Oscillation

Jie Song, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China

126

Modulation of Pacific-North America Teleconnections by Seasonality of the Basic State

Andrew Rhines, Harvard University, Cambridge, MA; and K. A. McKinnon, P. Huybers, and M. P. Tingley

127

Zonal index variability in a hierarchy of atmospheric models

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

Dynamical Linkage of Cold Air Outbreaks to Intensity Variations of the Meridional Mass Circulation

128

The Linear Response Function of an Idealized Atmosphere

Pedram Hassanzadeh, Harvard University, Cambridge, MA; and Z. Kuang

129

Does External Forcing Interfere with the AMOC's Influence on North Atlantic Sea Surface Temperature?

Neil F. Tandon, University of Toronto, Toronto, ON, Canada; and P. J. Kushner

130

Midwinter minimum of eddy activity in an idealized GCM with a seasonal cycle

Hilla Afargan, Weizmann Institute of Science, Rehovot, Israel; and E. Galanti and Y. Kaspi

131

Quantifying barotropic and baroclinic eddy feedbacks in the persistence of the Southern Annular Mode

Yang Zhang, Nanjing University, Nanjing, Jiangsu, China; and Y. Nie, G. Chen, X. Q. Yang, and D. A. Burrows

Investigation of Low-Frequency Variability Using a Stochastic Atmosphere-Ocean Mixed Layer Model

132A

Dynamics of up-gradient eddy fluxes of potential vorticity near the subtropical jet and synoptic-planetary scale interactions

Thomas Birner, Colorado State Univ., Fort Collins, CO

133

A Conceptual Model for Extratropical Atmosphere-ocean Interaction

Bowen Zhao, University of Utah, Salt Lake City, UT; and T. Reichler

Registration

Location: Meridian Foyer (The Commons Hotel)

Session 18

Atmospheric and Oceanic Fluid Dynamics in the High Latitudes

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Martin Jucker, University of Melbourne

8:15 AM

18.1

Arctic halocline response to changing surface stress forcing

Georgy E. Manucharyan, WHOI, Woods Hole, MA; and M. A. Spall

Recorded Presentation

8:30 AM

18.2

Eddy Energetics and Momentum Transfer on the Antarctic Continental Slope

Andrew L. Stewart, University of California, Los Angeles, Los Angeles, CA; and A. F. Thompson

Recorded Presentation

8:45 AM

18.3

The Export Variability of Weddell Gyre

Zhan Su, JPL, California Institute of Technology, Pasadena, CA; and A. L. Stewart and A. F. Thompson

9:00 AM

18.4

Arctic warming induced by tropically forced tapping of available potential energy and the role of the planetary-scale waves

Cory Francis Baggett, Colorado State University, Fort Collins, CO; and S. Lee

Recorded Presentation

9:15 AM

18.5

High-latitude Continental Warming due to Sensitivity of Arctic Air Formation to Temperature and CO₂

Timothy W. Cronin, Harvard University, Cambridge, MA; and E. Tziperman

Recorded Presentation

9:30 AM

18.6

Large-Eddy Simulations of the Sensitivities of Polar Clouds to Climate Change

Xiyue Zhang, California Institute of Technology, Pasadena, CA; and T. Schneider, K. G. Pressel, Z. Tan, C. M. Kaul, and J. Teixeira

Recorded Presentation

9:45 AM

18.7

Response of the North Atlantic jet to LGM ice sheets and sea ice

Rodrigo Caballero, Stockholm Univ., Stockholm, Sweden; and M. Löfverström and J. Nilsson

Recorded Presentation

Coffee Break

Location: Meridian Foyer/Summit (The Commons Hotel)

Session 19

Atmospheric and Oceanic Fluid Dynamics in a Changing Climate I

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Da Yang, LBNL

10:30 AM

19.1

Response of the General Circulation of the Atmosphere to Global Warming

Geoffrey K. Vallis, University of Exeter, Exeter, United Kingdom; and P. Zurita-Gotor, C. W. Cairns, and J. Kidston

Recorded Presentation

10:45 AM

19.2

Storm track response to climate change: how the Hadley circulation influences shifts of the midlatitude storm tracks

Cheikh O. Mbengue, California Institute of Technology, Pasadena, CA; and T. Schneider

Recorded Presentation

11:00 AM

19.3

Radiative impact of clouds and water vapor on shifts of the extratropical jet under global warming

Aiko Voigt, Columbia University, Palisades, NY; and T. A. Shaw

Recorded Presentation

11:15 AM

19.4

A dynamical analysis of atmospheric river behavior in two different climates

Ashley E. Payne, University of California, Irvine, Irvine, CA; and G. Magnusdottir

Recorded Presentation

11:30 AM

19.5

How will the moist atmospheric heat engine change in a warming climate?

Frederic Laliberte, Univ. of Toronto, Toronto, ON, Canada; and P. J. Kushner, L. Mudryk, J. D. Zika, J. Kjellsson, and K. Doos

Recorded Presentation

11:45 AM

19.6

Thermobaric Instability, Cabbeling, OCAPE, and Abrupt Climate Change

Andrew P. Ingersoll, California Institute of Technology, Pasadena, CA; and Z. Su

Recorded Presentation

Lunch Break

Session 20

Atmospheric and Oceanic Fluid Dynamics in a Changing Climate II

Location: Meridian Ballroom (The Commons Hotel)

Host: 20th Conference on Atmospheric and Oceanic Fluid Dynamics

Chair: Frederic Laliberte, Univ. of Toronto

1:30 PM

20.1

Direct Weakening of Tropical Circulations from Masked CO2 Radiative Forcing

Timothy M. Merlis, McGill University, Montreal, QC, Canada

1:45 PM

20.2

Regional and global dynamics of Intertropical Convergence Zones in present and past climates

Ori Adam, ETH, Zurich, Switzerland; and T. Bischoff and T. Schneider

Recorded Presentation

2:00 PM

20.3

Mechanisms of delayed monsoon onset with warming

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

Recorded Presentation

2:15 PM

20.4

A mechanism for zonal-asymmetric circulation and precipitation response to global warming in the subtropics

Xavier J. Levine, Yale University, New Haven, CT; and W. Boos

Recorded Presentation

2:30 PM

20.5

A conceptual model for changes in land relative humidity

Michael P. Byrne, ETH Zürich, Zürich, Switzerland; and P. A. O'Gorman

Recorded Presentation

2:45 PM

20.6

Robust responses of the MJO to extreme climate changes

Da Yang, LBNL, Berkeley, CA

Conference Adjourns

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