Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.

NA

36°F

2°C

Humidity 69%
Wind Speed NA 10 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill29°F (-2°C)
Last update 29 Mar 03:10 PM MDT
Extended Forecast for

6 Miles W St Mary MT

Winter Weather Advisory March 29, 08:00pm until March 30, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: Snow likely.  Mostly cloudy, with a high near 31. Breezy, with a west southwest wind around 25 mph, with gusts as high as 43 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow Likely
    and Breezy

  • Tonight

    Tonight: Snow. The snow could be heavy at times.  Widespread blowing snow, mainly before 4am. Low around 18. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 43 mph.  Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    Low: 18 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow likely, mainly before 5pm. The snow could be heavy at times.  Patchy blowing snow before noon. Mostly cloudy, with a high near 22. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 39 mph.  Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    High: 22 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 6. Wind chill values as low as -5. Southwest wind 8 to 14 mph, with gusts as high as 25 mph.  New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29. South southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 25. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 25 °F

    Snow Likely

  • Thursday

    Thursday: Snow. The snow could be heavy at times.  Cloudy, with a high near 27. Blustery.

    High: 27 °F

    Heavy Snow
    and Blustery

Detailed Forecast

This Afternoon
Snow likely. Mostly cloudy, with a high near 31. Breezy, with a west southwest wind around 25 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 4am. Low around 18. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Monday
Snow likely, mainly before 5pm. The snow could be heavy at times. Patchy blowing snow before noon. Mostly cloudy, with a high near 22. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Monday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 6. Wind chill values as low as -5. Southwest wind 8 to 14 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 29. South southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 18. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 35. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 25. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday
Snow. The snow could be heavy at times. Cloudy, with a high near 27. Blustery.
Thursday Night
Snow likely. Mostly cloudy, with a low around 17. Blustery.
Friday
A chance of snow. Partly sunny, with a high near 30.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 37.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W St Mary MT
 48.75°N 113.57°W (Elev. 6909 ft)
12:32 pm MDT Mar 29, 2026
4pm MDT Mar 29, 2026-6pm MDT Apr 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database