Workshop Alpbach, Impact Observing Systems on NWP

1a (1)	A summary of OSE and OSSE activities at ECMWF Erik Andersson (ECMWF)
1a (2)	Global impact studies at Deutscher Wetterdienst Alexander Cress (DWD)
1a (3)	Global impact studies at Météo-France Florence Rabier (Météo-France)
1a (4)	Data impact experiments in JCSDA and NCEP/EMC Steve Lord (NCEP)

Monday, 19 May 2008, afternoon
Session 1b - Chair: Steve Lord

1b (1)	Observing System Simulation Experiments in JCSDA Lars Peter Riishojgaard (JCSDA)
1b (2)	Impact studies using the Met Office global and regional model Richard Dumelow (Met Office)
1b (3)	Impact studies with observations assimilated over North America and North Pacific Stéphane Laroche and Real Sarrazin (Meteorological Service of Canada)
1b (4)	Global and regional OSEs at JMA Ko Koizumi (JMA)
1b (5)	Global and regional OSEs in Australia Peter Steinle (BoM/BMRC)
1b (6)	Impact studies with satellite observations at the Met Office John Eyre and Stephan English (Met Office)
1b (7)	Adaptive estimation and tuning of satellite observation error in assimilation cycle with GRAPES Zhang Hua and Chen Dehui (CMA-CAMS)

Tuesday, 20 May 2008, morning
Session 1c - Co-chairs: John Eyre and Lars-Peter Riishojgaard

1c (1)	ADM-AEOLUS: An example of a future global observing system and related preparation studies Erik Andersson (ECMWF)
1c	Summary and discussion of Sessions 1a and 1b (global aspects only)

Session 2
Regional Aspects of Impact Studies

Tuesday, 20 May 2008, morning
Session 2a - Chair: Ko Koizumi

2a (1)	An overview of observation impact studies performed in the HIRLAM community Nils Gustafsson and Harold Schyberg (SMHI)
2a (2)	An overview of observation impact studies performed in the ALADIN community Claude Fischer (Météo-France)
2a (3)	Impact of ProbeX-IOP observations on the predictive skill of heavy rainfall in the middle part of Korea Hee-Sang Lee (KMA)
2a (4)	The impact of AMDAR and radiosonde observations on a regional model forecast system in southern Africa Warren Tennant (South African Weather Service)
2a (5)	Regional impact studies performed in the COSMO community Alexander Cress (DWD)
2a (6)	Regional data impact studies in NCAR and JCSDA Dale Barker (NCAR)

Tuesday, 20 May 2008, afternoon
Session 2b - Co-chairs: Nils Gustafsson and Warren Tennant

Summary and discussion of Session 2a and regional aspects of Session 1b

Session 3
Sensitivity, Impact Assessment Techniques, Observation Network Design Studies

Tuesday, 20 May 2008, evening and Wednesday, 21 May 2008, morning
Session 3a - Chair: Florence Rabier

3a (1)	A complementary approach to OSE to monitor the observing system contribution to the forecast error Carla Cardinali (ECMWF)
3a (2)	Examination of observation impacts derived from OSEs and adjoint models Ron Gelaro (NASA/GMAO)
3a (3)	Applications of adjoint-based observation impact monitoring at NRL-Monterey Rolf Langland (Navy/NRL)
3a (4)	Relevance of impact studies for EUCOS and EUCOS requirements in future studies Jochen Dibbern and Stefan Klink (EUMETNET/EUCOS)
3a (5)	Relevance of NWP impact studies for future satellite programmes Add 1 Johannes Schmetz (EUMETSAT)
3a (6)	Optimising a regional radiosonde network Oleg Pokrovsky (MGO, Russia)
3a (7)	Intercomparison of sensitivity to observations in the context of THORPEX and T-PARC Pierre Gauthier (UQAM)

Wednesday, 21 May 2008, morning
Session 3b - Co-chairs: Pierre Gauthier and Jim Caughey

3b (1)	EUCOS/PREVIEW Data Targeting System (DTS) Stefan Klink (DWD/EUCOS)
3b	Summary and discussion of Session 3a

Session 4
Workshop Conclusions

Wednesday, 21 May 2008, morning and afternoon
Session 4 - Co-chairs: Erik Andersson and Jean Pailleux