Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

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Last Map Update: Sun, Nov 16, 2025 at 9:10:18 pm MST

Watches, Warnings & Advisories

National Weather Service Great Falls, MT

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Winter Weather Advisory

Dense Fog Advisory

Special Weather Statement

Hazardous Weather Outlook

Dense Fog Advisory

Dense freezing fog along the Yellowstone River and adjacent areas is developing and expected to continue for at least several more hours. A Dense Fog Advisory is in effect for Dawson and Richland counties until 5am for visibilities of 1/4 mile or less. Elsewhere, fog will generally be more patchy and less dense tonight. The colder temperatures overnight will allow some fog to freeze on outdoor surfaces, leading to slippery conditions.

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Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

NWS Forecast Office Glasgow, MT