National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

WEST GLACIER (WGRM8)

Lat: 48.51061°NLon: 113.99677°WElev: 3165.0ft.

NA

32°F

0°C

Humidity 100%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 07 Dec 12:12 AM MST
Extended Forecast for

16 Miles WSW St Mary MT

  • Overnight

    Overnight: A 40 percent chance of snow, mainly before 2am. Areas of blowing snow. Mostly cloudy, with a low around 19. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 29 mph. Total nighttime snow accumulation of 3 to 7 inches possible.

    Low: 19 °F

    Chance Snow
    and Areas
    Blowing Snow

  • Sunday

    Sunday: Snow, mainly after 11am. Patchy blowing snow before 11am, then patchy blowing snow after 2pm. Steady temperature around 21. Southwest wind 17 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 21 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow. Patchy blowing snow. Low around 23. Windy, with a west southwest wind 21 to 31 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 23 °F

    Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow. Areas of blowing snow. High near 31. Windy, with a west southwest wind 22 to 30 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 8pm. Low around 22. Windy, with a southwest wind 25 to 30 mph increasing to 31 to 36 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 22 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday

    Tuesday: Snow, mainly before 11am. Widespread blowing snow, mainly before 8am. High near 28. Windy. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Snow and
    Blowing Snow
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm. Patchy blowing snow after 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    Low: 22 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 26.

    High: 26 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Patchy blowing snow before 2am. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Snow and
    Patchy
    Blowing Snow

Detailed Forecast

Overnight
A 40 percent chance of snow, mainly before 2am. Areas of blowing snow. Mostly cloudy, with a low around 19. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 29 mph. Total nighttime snow accumulation of 3 to 7 inches possible.
Sunday
Snow, mainly after 11am. Patchy blowing snow before 11am, then patchy blowing snow after 2pm. Steady temperature around 21. Southwest wind 17 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow. Patchy blowing snow. Low around 23. Windy, with a west southwest wind 21 to 31 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow. Areas of blowing snow. High near 31. Windy, with a west southwest wind 22 to 30 mph, with gusts as high as 36 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, mainly after 8pm. Low around 22. Windy, with a southwest wind 25 to 30 mph increasing to 31 to 36 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday
Snow, mainly before 11am. Widespread blowing snow, mainly before 8am. High near 28. Windy. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow likely, mainly after 11pm. Patchy blowing snow after 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. Cloudy, with a high near 26.
Wednesday Night
Snow. Patchy blowing snow before 2am. Mostly cloudy, with a low around 11.
Thursday
Snow likely. Mostly cloudy, with a high near 17.
Thursday Night
Snow likely. Mostly cloudy, with a low around 14.
Friday
Snow likely. Mostly cloudy, with a high near 25.
Friday Night
A chance of snow. Patchy blowing snow. Mostly cloudy, with a low around 21.
Saturday
A chance of snow. Mostly cloudy, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WSW St Mary MT
 48.69°N 113.78°W (Elev. 8153 ft)
Last Update:
1:01 pm MST Dec 6, 2025
Forecast Valid:
12am MST Dec 7, 2025-6pm MST Dec 13, 2025
 
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Additional Resources

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