National Weather Service United States Department of Commerce

Atmospheric River in the Pacific Northwest and Northern Rockies this Weekend

A Pacific storm and atmospheric river will impact the Pacific Northwest states and northern Rockies this weekend, bringing locally heavy low elevations rain and heavy high elevation snow in the mountains. By Sunday over the Interior Northwest, rain combined with snowmelt will increase the risk of flood hazards. Flood Watches are in effect. Read More >

Winter/Spring Flood Outlook 2025 

This is the Fourth Winter/Spring Flood Outlook for the 2025 season. This is the graphical bi-weekly winter/spring ESF product as seen below. If you have any questions, concerns or feedback please email our Hydrology Program Manager James Sinko. Image opens in new tab expanded when clicked on.

To open in a PDF format Click Here.

***New in 2025. The ESF (seen below) will only be issued in graphical format***

Graphical ESF Feb 20, 2025

The Flood Outlook for the period of February 20th to March 6, 2025 is Below Normal for all of Eastern & Northern Maine.