National Weather Service United States Department of Commerce

Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

National Weather Service Organization

National Program

Dan Muller

Weather.gov > National Weather Service Organization > Dan Muller

Allison Allen's photo


Dan Muller
Director, International Affairs Office
National Weather Service


Dan Muller is the Director of the NWS International Affairs Office (IAO) and has served in this role since December 2023.

Dan previously served as the IAO Deputy Director since 2015, and carried the responsibilities for strategic management of NWS bilateral relationships and International Crosscut support for development of the NWS Annual Operating Plan.

Dan has been with NOAA in a variety of positions since 2005. He began his career as a Presidential Management Fellow in the NESDIS International Affairs Division, and he performed assignments as the Program Coordination Officer for NESDIS in 2009, as a Congressional Liaison in the NOAA Office of Legislative Affairs in 2011, and as a Policy Advisor for NOAA’s Assistant Secretary for Environmental Observation and Prediction in 2015.

Back to NWS Biographies Page

ORGANIZATION RSS Feed  ORGANIZATION RSS Feed