Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

STILLWATER (STWM8)

Lat: 48.53944°NLon: 114.55944°WElev: 3116.0ft.

NA

27°F

-3°C

Humidity 99%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 09 Dec 07:00 PM MST
Extended Forecast for

16 Miles W Whitefish MT

Flood Watch until December 11, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until December 11, 05:00pm

    NOW until 5:00pm Thu

    Flood Watch

  • Tonight

    Low: 26 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: Snow before 11am, then rain.  Snow level rising to 6900 feet in the afternoon. High near 40. West southwest wind 9 to 13 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 40 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain.  Snow level 7000 feet lowering to 6200 feet after midnight . Low around 36. West southwest wind 14 to 21 mph, with gusts as high as 49 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain, possibly mixed with snow, becoming all snow after 11am.  High near 36. West southwest wind 13 to 20 mph, with gusts as high as 44 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 28. West wind around 9 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Likely

  • Friday

    Friday: Snow.  High near 34. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 26. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow.  Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

Detailed Forecast

Tonight
Snow, mainly after 1am. Low around 26. West wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
Snow before 11am, then rain. Snow level rising to 6900 feet in the afternoon. High near 40. West southwest wind 9 to 13 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Rain. Snow level 7000 feet lowering to 6200 feet after midnight . Low around 36. West southwest wind 14 to 21 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, possibly mixed with snow, becoming all snow after 11am. High near 36. West southwest wind 13 to 20 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 28. West wind around 9 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow. High near 34. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow. Mostly cloudy, with a high near 30.
Saturday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 28.
Sunday
A chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 29.
Monday
A chance of snow. Mostly cloudy, with a high near 35.
Monday Night
Snow. Mostly cloudy, with a low around 31.
Tuesday
Snow likely. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Whitefish MT
 48.46°N 114.68°W (Elev. 5636 ft)
2:21 pm MST Dec 9, 2025
7pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database