EUMET/SRNWP Workshop on
High resolution data assimilation
with emphasis on the use of moisture-related observations
(21 – 23 March 2007 , Norrköping, Sweden)
Wednesday 21 March 2007
10:00– 10:30 Welcome and practical arrangements
Göran Ryne, Deputy Director General of SMHI
Jean Quiby, Coordinator of the SRNWP
Per Undén: Practical details about the workshop
Session 1: Experiences from operational data assimilation at 10 km grid resolution
10:30– 11:00 Yuki Honda (Keynote talk):
Current and Future Status of the operational mesoscale variational data assimilation system at JMA
11:00– 11:20 Sue Ballard:
Progress towards “convective scale” data assimilation at the Met Office
11:20– 11:40 Claude Fischer:
Lessons and ongoing developments for the 10 km resolution Aladin 3D-VAR assimilation
11:40– 12:00 Loik Berre:
12:00 – 13:00 Lunch
13:00– 13:20 Magnus Lindskog:
Background errors in the HIRLAM variational assimilation system
13:20– 13:40 Nils Gustafsson:
Towards operational implementation of HIRLAM 4D-Var
13:40– 14:00 Xiaohua Yang:
Large scale blending in HIRLAM data assimilation
Session 2: Data assimilation techniques for models at 1-4 km resolution
14:00– 14:30 Dale Barker (Keynote talk):
Overview of Results From US Convective-Scale Variational and Ensemble Data Assimilation Efforts
14:30 – 15:00 Coffee
15:00– 15:20 Pierre Bousseau:
A prototype convective-scale data assimilation system for operations: the Arome-RUC
15:20– 15:40 Genevieve Jaubert:
Real case assimilation at 2 km range: impact on the forecast of the assimilation tuning
15:40– 16:00 Zhihong Li:
Development of data assimilation for a convective scale version of the Unified Model
16:00– 16:20 Mark Dixon:
The use of nudging and variational assimilation in convective-scale versions of the Unified Model
Thursday 22 March
Session 3 : Moist physics and moist balances for high resolution data assimilation
09:00– 09:30 Elias Holm (Keynote talk):
Moisture control and balance in data assimilation
09:30– 09:50 Richard Renshaw:
Assimilation of Cloud Fraction in Var at the Met Office
09:50– 10:10 Christoph Schraff:
Revised Latent Heat Nudging in a Convective-Scale Model
10:10– 10:30 Allen Zhao:
A High-Resolution Data Assimilation System at NRL: Progresses and Challenges
10:30– 11:00 Coffee
Poster Session
11:00– 12:30 Plenary presentations ( 5 min each)
Simona Stefanescu:
Ensemble derived flow dependent background standard deviations
Roger Randriamampianina:
Recent development and changes in the operational ALADIN/HU 3D-Var system
Bogumil Jakubiak:
Problems with sampling errors in ensemble data assimilation
Andreas Grantinger:
Ensemble Kalman filters in meso-scale numerical weather prediction
Per Dahlgren:
Single obs experiments with AMSU-B using different structure functions
Reima Eresma:
Local asymmetry in ground-based GPS slant delay data
Kirsti Salonen:
Bias estimation of doppler radar radial winds
Andrea Storto:
Preliminary study for assimilating binary cloud cover data from AVHRRradiometers
Bjarne Amstrup:
EUCOS space/terrestrial OSE study using the DMI-HIRLAM 3D-Var data assimilation system.
Fatima Karbou:
Recent Developments in The Use of Satellite Microwave Observations Over Land at Météo-France
Henrik Vedel:
Ki-Hoom Kim:
An Overview of the KEOP-2006 IOP (Horea Enhanced Observing Program in 2006) and some Highlights
12:30 – 13:30 Lunch
Session 4 Practical experience from assimilation of moisture-related satellite and radar data
13:30– 14:00 Sue Ballard (Keynote talk):
The future use of remote sensing data in Met Office high resolution models
14:00– 14:20 Nicolas Gaussiat:
14:20– 14:40 Thibaut Montmerle:
Regional scale assimilation of radar data at Météo-France
14:40– 15:00 Martin Stengel:
Assimilation of SEVIRI Infra-Red Radiances into a Meso-Scale NWP Model
15:00 – 15:30 Identification of tasks for the Working Groups
15:30 – 16:00 Coffee
16:00 – 18:00 Working groups (4 groups to meet in: (1) the plenary room, (2) the Fogelsta room (2nd floor), (3) the cafeteria (2nd floor) and (4) in the basement (1st floor)
18:00 – 19:00 Refreshments and looking at exhibitions
19:00 – 22:00 Workshop dinner
Friday 23 March
08:30 – 10:30 Working groups (rooms above) and coffee
10:30 – 12:00 Plenary presentation and discussion of conclusions and recommendations from the working groups