Tropical Moisture Brings Heavy Rain to Southwest; Strong Coastal Low to Impact the East Coast

Deep tropical moisture surging into the Southwest U.S. will lead to widespread showers and thunderstorms capable of producing flash flooding the next several days. A strong coastal low will develop late Friday and is expected to bring flooding, high surf, dangerous rip currents, gusty winds and heavy rain to much of the U.S. East Coast through early next week. Read More >

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Last Map Update: Fri, Oct 10, 2025 at 4:40:25 am MDT

Watches, Warnings & Advisories

National Weather Service Great Falls, MT

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Hazardous Weather Outlook

Changes Are Coming...

A strong cold front will drop into the area Saturday night while low pressure develops over southeast Montana. This will allow for increasing northwest winds Saturday night and Sunday while rain spreads northeast across the area. With the low moving northeast across western North Dakota Sunday morning, the rain may change to snow across parts of the area with accumulations possible in the Little Rockies and near the Canadian border. Stay tuned to the latest forecasts on this developing weather system.

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Tropical Moisture Brings Heavy Rain to Southwest; Strong Coastal Low to Impact the East Coast

NWS Forecast Office Glasgow, MT