MONDAY AFTERNOON (Atmosphere Model Working Group Only), 12 April 1999,
Main Seminar Room

12:00 - 1:00

Lunch, Damon Room

1:00

Welcome and objectives for the workshop

Jim Hack and Dave Randall

1:20

Update on CCM4 development: Opportunities for participation

Jim Hack

1:40

Progress toward a new longwave parameterization in CCM

Bill Collins

Impact of RRTM on the energy budget and thermodynamic properties of CCM3

M. J. Iacono and S. A. Clough

2:10

A proposed diagnostic technique for midlatitude cloudiness applied to CCM

J. Norris and C. Weaver

2:30

CSU GCM cloud scheme in CCM3

Marat Khairoutdinov

2:50 - 3:10

Break, Damon Room

3:10

Recent progress in the NASA/NCAR collaboration

S.-J. Lin

3:30

Effect of time truncation errors on physical parameterizations in the CCM with emphasis on the NASa/nCAR Joint Model simulation

Dave Williamson

3:50

A parameterization of subgrid orographic effects on atmospheric and surface processes in global circulation models

Ruby Leung and Steve Ghan

4:10

CSM/CCM data standards and conventions

Karl Taylor

4:30

Open

TUESDAY MORNING (Joint Session with CSM Natural Variability and Seasonal-to-Interannual Working Groups), 13 April 1999, Main Seminar Room

8:00 - 8:30

Continental Breakfast

8:30 - 8:40

Welcome

AMWG, NVWG, and SIWG Co-Chairs

8:40

Diagnosis of CSM/CCM3 performance in context of its application

Sumant Nigam

9:00

Analysis of upper tropospheric humidity in CCM via TOVS radiances: Results from AMIP II
Subproject 3

Bill Collins

9:20

Improving intraseasonal variability in the NCAR CCM3 with alternate deep convection schemes

Eric Maloney

9:40

On-line diagnostics of convective transport using short-lived halocarbons

Victor L. Dvortsov, Marvin A. Geller, Susan Solomon, Sue M. Schauffler, Elliot L. Atlas, and Donald R. Blake

10:00

Interannual variability of the South Asian Monsoon related to the Tropospheric Biennial Oscillation

Jerry Meehl

10:20 - 10:40

Break

10:40

Simulation of seasonal variability over the PNA region in CCM3

J. Shukla

11:00

Time dependence of the PNA pattern in response to El Niño sea surface temperature

Hui Wang and Rong Fu

11:20

Zonal-eddy coupling and the dynamics of the North Atlantic Oscillation and the Zonal Index

Eric DeWeaver and Sumant Nigam

11:40

An upper ocean model for short-term climate variability

Gokhan Danabasoglu

12:00

Towards improving ENSO and tropical annual cycle simulation in CSM

Ed Schneider

12:30 - 1:30

Lunch (on your own)

1:30

Comparing NCEP, ERA Reanalyses, CCM3, CSM monthly mean upper circulation and temperatures

Jim Boyle

1:50

Status of the CSM Seasonal-to-Interannual Coupled Model

Joe Tribbia

2:10

The excitation of equatorial waves by deep convection in the NCAR community climate model CCM3

Lucrezia Ricciarduli

2:30

El Niño phenomena in the Parallel Climate Model (PCM) and the Climate System Model (CSM)

Jerry Meehl and Julie Arblaster

2:50

Coupled runs with the new T31x3' CSM

Bette Otto-Bliesner

3:10 - 3:30

Break, Damon Room

TUESDAY AFTERNOON (AMWG Session only), 13 April 1999, Damon Room

3:30 - 5:00

Breakout Sessions (Focus Groups)

• Development priorities

• Diagnostic infrastructure and priorities

• Review of progress to date under current computer allocation

5:00 - 6:30

Reception, Damon Room
(snacks and beer and wine provided)

WEDNESDAY MORNING (AMWG Session only), 14 April 1999, Main Seminar Room

8:00 - 8:30

Continental Breakfast

8:30 - 10:30

Plans for 4th Annual CSM Workshop, 22 to
24 June 1999, Breckenridge, Colorado

• Diagnostic analysis

• Model development

10:30 - 11:00

Break

WEDNESDAY MORNING (Joint Session), 14 April 1999, Main Seminar Room

11:00 - 12:00

Plenary Discussion

Summary/Action Items (Working Group Chairs)