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

30°F

-1°C

Humidity 100%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 10 Dec 04:00 AM MST
Extended Forecast for

14 Miles SW Polebridge MT

Flood Watch until December 11, 05:00pm
Winter Weather Advisory until December 10, 11:00am
Click here for hazard details and duration
Flood Watch
Winter Weather Advisory
  •  
    Flood Watch until December 11, 05:00pm
    Winter Weather Advisory until December 10, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 20 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow before 2pm, then rain and snow. The snow could be heavy at times.  High near 34. West southwest wind 14 to 17 mph, with gusts as high as 38 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 34 °F

    Heavy Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow before 11pm, then rain and snow between 11pm and 2am, then snow after 2am.  Low around 29. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 44 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 29 °F

    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Snow, mainly before 11am.  High near 29. Breezy, with a west wind 14 to 22 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Snow and
    Breezy then
    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 21. West northwest wind 10 to 13 mph, with gusts as high as 22 mph.  New snow accumulation of around an inch possible.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: Snow.  High near 28. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 11pm.  Cloudy, with a low around 26. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow.  Mostly cloudy, with a high near 26.

    High: 26 °F

    Chance Snow

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 20. South southwest wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 7 inches possible.
Wednesday
Snow before 2pm, then rain and snow. The snow could be heavy at times. High near 34. West southwest wind 14 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Wednesday Night
Snow before 11pm, then rain and snow between 11pm and 2am, then snow after 2am. Low around 29. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow, mainly before 11am. High near 29. Breezy, with a west wind 14 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 21. West northwest wind 10 to 13 mph, with gusts as high as 22 mph. New snow accumulation of around an inch possible.
Friday
Snow. High near 28. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Snow likely, mainly before 11pm. Cloudy, with a low around 26. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Saturday
A chance of snow. Mostly cloudy, with a high near 26.
Saturday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 25.
Sunday
A chance of snow. Mostly cloudy, with a high near 29.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26.
Monday
A chance of snow. Mostly cloudy, with a high near 31.
Monday Night
Snow. Cloudy, with a low around 27. Breezy.
Tuesday
Snow likely. Mostly cloudy, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Polebridge MT
 48.6°N 114.46°W (Elev. 6726 ft)
1:02 am MST Dec 10, 2025
5am MST Dec 10, 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