Image Credit: NOAA Flooding of farmlands along the San Joaquin River. California, San Joaquin Valley, Friant Dam area. 2006 April 11. Photographer: Pete Fickenscher, NOAA/NWS/WR/RFC Sacramento.

Register for the February webinar: Precipitation Prediction Grand Challenge

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The next session of the InPRHA Webinar Series under the WMO World Weather Research Programme will be held on 11 February 2026. Dr. David Novak, Director of the United States’ NOAA Weather Prediction Center, will present on “The Precipitation Prediction Grand Challenge.” Date & Time 11 February 2026 15:00–16:00 UTC Registration Please register in advance…

Satellite view of Earth showing cloud patterns over the Pacific Ocean and North America with a visible day-night line.

Save the date: 2026 S2S workshop

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The S2S Program is co-hosting a workshop with NSF NCAR on August 4–6, 2026. This meeting is a follow-on to the 2025 summer workshop and will focus on the role of land–atmosphere interactions in predictability at subseasonal-to-seasonal (S2S) timescales (here defined as two weeks to three months). Visit this page for more information. Further details…