Tracking Areas of Winter Weather and Heavy Rainfall

A cold front will move through the Great Lakes and Northeast U.S. today, bringing areas of snow and snow squalls which can bring rapid reductions to visibility and slick roads. A storm system will shift from the northern Gulf Coast through the Southeast U.S. today through Friday with areas of heavy to excessive rainfall and light snow further north. Heavy snow is also expected in the Rockies. Read More >

Current conditions at

WEST GLACIER (WGRM8)

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

NA

35°F

2°C

Humidity 89%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill31°F (-1°C)
Last update 04 Dec 01:12 PM MST
Extended Forecast for

16 Miles WSW St Mary MT

Winter Storm Watch December 5, 05:00pm until December 7, 08:00am
Click here for hazard details and duration
Winter Storm Watch
  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly before 5pm.  Cloudy, with a high near 21. Southwest wind around 17 mph, with gusts as high as 22 mph.  Total daytime snow accumulation of 2 to 4 inches possible.

    High: 21 °F

    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 14. Southwest wind 9 to 15 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely

  • Friday

    Friday: Snow.  High near 23. Wind chill values as low as zero. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 23 °F

    Snow

  • Friday Night

    Friday Night: Snow.  Low around 19. West southwest wind 11 to 14 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 19 °F

    Snow

  • Saturday

    Saturday: Snow.  High near 24. West southwest wind 13 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 24 °F

    Snow

  • Saturday Night

    Saturday Night: Snow likely.  Cloudy, with a low around 20. Breezy.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow Likely
    and Breezy

  • Sunday

    Sunday: Snow.  High near 27. Breezy.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow.  Mostly cloudy, with a low around 21. Windy.

    Low: 21 °F

    Snow and
    Windy

  • Monday

    Monday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 28. Breezy.

    High: 28 °F

    Snow Likely
    and Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly before 5pm. Cloudy, with a high near 21. Southwest wind around 17 mph, with gusts as high as 22 mph. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 14. Southwest wind 9 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow. High near 23. Wind chill values as low as zero. Southwest wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Snow. Low around 19. West southwest wind 11 to 14 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday
Snow. High near 24. West southwest wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow likely. Cloudy, with a low around 20. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow. High near 27. Breezy. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow. Mostly cloudy, with a low around 21. Windy.
Monday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 28. Breezy.
Monday Night
Snow, mainly after 11pm. The snow could be heavy at times. Cloudy, with a low around 24. Windy.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 29. Windy.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 20.
Wednesday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 26.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WSW St Mary MT
 48.69°N 113.78°W (Elev. 8153 ft)
1:01 pm MST Dec 4, 2025
2pm MST Dec 4, 2025-6pm MST Dec 10, 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