1. Welcome from the The International Precipitation Working Group
Ralph Ferraro Chris Kidd
Joe Turk Peter Bauer
Vincenzo Levizzani Arnold Gruber
PEHRPP Geneva, 3-5 December 2007

2. PEHRPP Geneva, 3-5 December 2007
IPWG History
Endorsed during the 52nd session of the WMO Executive Council in 2000
Formation Meeting: June 2001, Fort Collins, US
IPWG-1: September 2002, INM, Madrid, Spain
IPWG-2: October 2004, NRL, Monterey, US
IPWG-3: October 2006, Bureau of Meteorology, Melbourne, Australia
IPWG-4: Fall 2008
PEHRPP Geneva, 3-5 December 2007

3. IPWG Activities & Accomplishments
Since 2001 expanded from 18 to 27 nationalities
Contributioned to two major National Academy of Sciences (NAS) reports on TRMM and GPM missions
Lobbied for high frequency channels (166 and 183 GHz) on the Global Precipitation Mission (GPM) Microwave Imager
Organisation of precipitation-related meetings: e.g. Microwave/Snowfall workshops: Univ. of Wisconsin (Oct'05);
Real-time validation of satellite and NWP precipitation datasets: expansion with new sites and participants
Results in BAMS – Ebert et al., 2007, 88,1,47-64
Measuring Precipitation from Space – EURAINSAT
and the Future (Levizzani, Bauer and Turk, Eds, 722p)
PEHRPP Geneva, 3-5 December 2007

4. IPWG Inter-comparison regions
Near-realtime inter-comparison of model & satellite estimates vs radar/gauge
PEHRPP Geneva, 3-5 December 2007

5. PEHRPP Geneva, 3-5 December 2007
Validation web sites
Australia:
USA:
Europe:
S.America:
Japan:
PEHRPP Geneva, 3-5 December 2007

6. Web Page: http://www.isac.cnr.it/~ipwg/IPWG.html
Future meetings
Web Page:
PEHRPP Geneva, 3-5 December 2007