National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

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24 Hr Hazard Risks

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The Experimental Graphical Hazardous Weather Outlook is an experimental product that will be posted to this page for evaluation. It is a decision support service that supports preparedness and response efforts prior to and during hazardous weather. This service provides decision makers with convenient access to potential weather hazard information by graphically depicting the risk of weather hazards out through seven days.

Product Description Document

If you have questions about this product, please contact:

Audra Bruschi
NWS IDSS Program Coordinator
audra.bruschi@noaa.gov