Meeting of the MESA Science Working Group (SWG-1)
Mexico City, MX, 9-11 March, 2005
(26 February 2005)
Wednesday 9 March 2005
pm Objectives/Meeting Organization - Carolina Vera
Session 1: Review of
scientific basis for MESA
Session 1a: PRA-1: Diurnal
Mesoscale Variability in the SAMS region
Chair: Tercio Ambrizzi
pm Rain-producing systems for the SAMS and
moisture sources - Ed Zipser
diurnal cycle of precipitation over South America based on CMORPH
- Vern Kousky.
pm Soil moisture and the South American monsoon Hugo Berbery
pm Coupling between precipitation and the
scale flow on the diurnal cycle in the Amazon, sensitivity to ground
wetness. -Rafael Terra
pm An evaluation of the diurnal cycle over
region in models and observations. - C. Saulo et al.
Plenary discussion about PRA-1 - Ed
10 March 2005
Session 1b: PRA-2: Intraseasonal
in the SAMS region
am Interannual and intraseasonal variability
extreme precipitation in Southeastern South America - Leila
of the Madden-Julian oscillation and its influence in South
America - Charles Jones
and Observed Intraseasonal Anomalies in the SAMS region . J.
Nogues-Paegle, et al.
forcing and Intraseasonal Modulation of the South American Summer
Moisture, Sea Surface Temperature, and Topography. - A. Grimm
variability and model forecasting skill in the monsoon area of S.
Pedro L. Silva Dias, J. Aravequia, M. Schneider
discussion about PRA-2 - Julia Nogues-Paegle (Moderator)
Session 3: PRA-3:
and longer-time variability in the SAMS region.
The main moisture flux sources for SAMS
and evolution of the system. - Iracema Cavalcanti
Dominant large-scale patterns influencing the seasonal predictability of
over South America. - C. Vera and G. Silvestri
pm Interannual response to SST over SA in
the COLA model - J. Nogues-Paegle et al.
Niño variability and its impact on the LLJ East of the Andes during
Summer. Tercio Ambrizzi.
in Observed Seasonal Precipitation. Brant Liebmann.
pm Relative role of Pacific and Atlantic SST
in streamflow variability in the São Francisco River. - Andrea Cardoso
L. Silva Dias
discussion about PRA-3 - Pedro Silva Dias (moderator)
Friday 11 March 2005
MESA Modeling issues
Chair: Brant Liebmann
am Summary of the MESA Modeling
activities discussed in VPM8 - Iracema
Prediction and predictability of the SAMS on seasonal to interannual timescales. -
J. Marengo et al
Improvement in model predictability in the monsoon
area of S.
America: impact of a simple super-model ensemble.- Pedro L. Silva Dias,
of Nested Regional Model Ensemble Climatology for South America: Annual
Interannual variability, and Rainy Season Onset - A. Seth, S.
and B. Liebmann
An analysis of the hydrological cycle
in seasonal forecasting in tropical S. America - H.Camargo, Pedro L.
for ocean modeling in the South Atlantic - Ricardo Matano
am Discussion: Summary and recommendations
modeling - Celeste Saulo (Moderator)
Modeling in VAMOS
PLATIN & LPB-CSE: The Hydrometeorology component of MESA - Pedro Silva
Dias, Roberto Mechoso.
observation activities & Field campaigns in MESA
Interannual and Interdecadal Variability Observed in the Tropcial Glacier Studies - Ramirez E. Hoffmann et al
"Straw Man" Conceptual Design for a LPB Field Experiment - Dennis Lettenmaier
La Plata Basin Climate and Hydrology Report - P. Silva Dias
Presentations and open discussion - E Hugo Berbery (moderator)
Suggested Project - Enhancement of Sustained Surface and Subsurface Observations in the Western Subtropical South Atlantic
SWG Executive Session
MESA implementation plan and
milestones: Action assignments
SWG Member rotation
MESA timeline; Next meeting