Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

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Last Map Update: Thu, May 21, 2026 at 1:50:26 pm MDT

Watches, Warnings & Advisories

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National Weather Service Great Falls, MT

Winter Storm Warning

Frost Advisory

Warm and Dry Weekend

A ridge of high pressure will be building over the region Friday into the weekend causing warming and drying. Most valley locations should be in the 70s by Saturday with the lower valleys of north central Idaho approaching the 90 degree mark.