Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

WEST FORK (WSFM8)

Lat: 45.81556°NLon: 114.25833°WElev: 4420.0ft.

NA

35°F

2°C

Humidity 95%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 07 Dec 08:14 PM MST
Extended Forecast for

8 Miles W Darby MT

  • Tonight

    Tonight: Snow, mainly after midnight. The snow could be heavy at times.  Widespread blowing snow before 11pm, then widespread blowing snow after midnight. Low around 24. Windy, with a west wind 41 to 45 mph, with gusts as high as 65 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of 4 to 8 inches possible.

    Low: 24 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow after 8am. The snow could be heavy at times.  Widespread blowing snow after 8am. High near 30. Windy, with a southwest wind 38 to 43 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 60 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 30 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times.  Widespread blowing snow. Low around 24. Windy, with a southwest wind 34 to 39 mph increasing to 42 to 47 mph after midnight. Winds could gust as high as 65 mph.  Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 24 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  Widespread blowing snow, mainly before 2pm. High near 30. Windy, with a west southwest wind 41 to 46 mph decreasing to 28 to 33 mph in the afternoon. Winds could gust as high as 65 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 30 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Widespread blowing snow, mainly after 11pm. Low around 22. Breezy, with a southwest wind 17 to 22 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 22 °F

    Heavy Snow
    and Blowing
    Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  Widespread blowing snow. High near 30. Windy.  Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    High: 30 °F

    Heavy Snow
    and Blowing
    Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Widespread blowing snow, mainly before 11pm. Low around 21. Windy.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 21 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday

    Thursday: Snow.  Areas of blowing snow before 2pm. Mostly cloudy, with a high near 23. Breezy.

    High: 23 °F

    Snow and
    Areas Blowing
    Snow

  • Thursday Night

    Thursday Night: A chance of snow.  Patchy blowing snow after 8pm. Mostly cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Chance Snow
    and Patchy
    Blowing Snow

Detailed Forecast

Tonight
Snow, mainly after midnight. The snow could be heavy at times. Widespread blowing snow before 11pm, then widespread blowing snow after midnight. Low around 24. Windy, with a west wind 41 to 45 mph, with gusts as high as 65 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 4 to 8 inches possible.
Monday
Snow after 8am. The snow could be heavy at times. Widespread blowing snow after 8am. High near 30. Windy, with a southwest wind 38 to 43 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Monday Night
Snow. The snow could be heavy at times. Widespread blowing snow. Low around 24. Windy, with a southwest wind 34 to 39 mph increasing to 42 to 47 mph after midnight. Winds could gust as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Tuesday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 2pm. High near 30. Windy, with a west southwest wind 41 to 46 mph decreasing to 28 to 33 mph in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 11pm. Low around 22. Breezy, with a southwest wind 17 to 22 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Wednesday
Snow. The snow could be heavy at times. Widespread blowing snow. High near 30. Windy. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 11pm. Low around 21. Windy. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow. Areas of blowing snow before 2pm. Mostly cloudy, with a high near 23. Breezy.
Thursday Night
A chance of snow. Patchy blowing snow after 8pm. Mostly cloudy, with a low around 20. Breezy.
Friday
A chance of snow. Patchy blowing snow between 1pm and 2pm. Mostly cloudy, with a high near 27. Breezy.
Friday Night
A slight chance of snow. Patchy blowing snow. Mostly cloudy, with a low around 24. Breezy.
Saturday
A chance of snow. Patchy blowing snow. Partly sunny, with a high near 30. Breezy.
Saturday Night
A chance of snow. Patchy blowing snow. Mostly cloudy, with a low around 24. Breezy.
Sunday
A chance of snow. Partly sunny, with a high near 27. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Darby MT
 46°N 114.34°W (Elev. 8786 ft)
1:01 pm MST Dec 7, 2025
9pm MST Dec 7, 2025-6pm MST Dec 14, 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