'Shallow convection' diaporamas de présentation

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Convective Parameterization in NWP Models

Convective Parameterization in NWP Models. Jack Kain And Mike Baldwin. What is convective parameterization?.

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Making upgrades to an operational model : An example Jongil Han and Hua-Lu Pan NCEP/EMC

Making upgrades to an operational model : An example Jongil Han and Hua-Lu Pan NCEP/EMC. GRAPES-WRF Joint Workshop. Recent upgrade in the operational GFS (Effective at July 27 th 2010 12 UTC). Resolution increase: T382L64 (~35km) => T574L64 (~23km) Major physics change:

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The Cloud Feedback Model Intercomparison Project (CFMIP) Progress and future plans

The Cloud Feedback Model Intercomparison Project (CFMIP) Progress and future plans Mark Webb (Hadley Centre) and CFMIP contributors (Hadley Centre,IPSL, NIES/CCSR,BMRC,GFDL, MPI, NCAR,UIUC). September 2006. Outline. CFMIP background Low cloud feedbacks and spread in climate sensitivity

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WRF Physics Options

WRF Physics Options. Jimy Dudhia. diff_opt=1. 2 nd order diffusion on model levels Constant coefficients (khdif and kvdif) km_opt ignored. diff_opt=2. 2 nd order horizontal diffusion Allows for terrain-following coordinate Uses km_opt 1: constant (khdif and kvdif used)

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Hirlam Physics Developments

Sander Tijm Hirlam Project leader for physics. Hirlam Physics Developments. Overview. Results of this year Verification Shallow convection Turbulence and convection for mesoscale Tuning of synoptic scale model. Mesoscale Verification Surface Turbulence & shallow convection

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Yanjun Jiao and Colin Jones University of Quebec at Montreal September 20, 2006

The Performance of the Canadian Regional Climate Model in the Pacific Ocean. Yanjun Jiao and Colin Jones University of Quebec at Montreal September 20, 2006. OUTLINE: Experiment configurations Results from original CRCM (precipitation, cloud and relative humidity)

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Yanjun Jiao and Colin Jones University of Quebec at Montreal September 20, 2006

The Performance of the Canadian Regional Climate Model in the Pacific Ocean. Yanjun Jiao and Colin Jones University of Quebec at Montreal September 20, 2006. OUTLINE: Experiment configurations Results from original CRCM (precipitation, cloud and relative humidity)

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Explicit simulations, Grid cell, 20-100 m

LMDZ Single Column Model + what is it ? + why is it interesting ? + List of 1D cases + how to install and run it ? M-P Lefebvre and LMDZ team. Use of 1D cases. Observation. Test case, field campaign experiment. Evaluation. Explicit simulations, Grid cell, 20-100 m.

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Still some convection developments in the IFS

Still some convection developments in the IFS. Coupling with Dynamics with Sylvie Malardel. Nighttime convection and Advection of mesoscale systems with Tobias Becker. Convective Boundary-layer revision with Maike Ahlgrimm , Richard Forbes, Irina Sandu , Philippe Lopez.

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Water vapor budgets in Track 1 and Track 5

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Moisture Transport in Baroclinic Waves

Moisture Transport in Baroclinic Waves. Ian Boutle a , Stephen Belcher a , Bob Plant a Bob Beare b , Andy Brown c. a University of Reading; b University of Exeter; c Met Office. Motivation & Aims.

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