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

Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

ST. MARY (SRYM8)

Lat: 48.74108°NLon: 113.43289°WElev: 4557.0ft.

NA

42°F

6°C

Humidity 55%
Wind Speed SW 12 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 25 Mar 06:11 AM MDT
Extended Forecast for

7 Miles S St Mary MT

  • Today

    Today: A 20 percent chance of snow between noon and 1pm. Patchy blowing dust. Partly sunny, with a high near 28. Very windy, with a west southwest wind 44 to 46 mph, with gusts as high as 60 mph.

    High: 28 °F

    Slight Chance
    Snow and Very
    Windy

  • Tonight

    Tonight: Snow likely, mainly after midnight. Mostly cloudy, with a low around 13. Wind chill values as low as -5. Windy, with a west wind 36 to 41 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Chance Snow
    and Windy
    then Snow
    Likely and
    Breezy

  • Thursday

    Thursday: A 50 percent chance of snow. Partly sunny, with a high near 19. Wind chill values as low as -10. Windy, with a west wind 29 to 32 mph, with gusts as high as 43 mph. New snow accumulation of less than one inch possible.

    High: 19 °F

    Chance Snow
    and Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12. Wind chill values as low as -5. Windy, with a west wind 22 to 32 mph, with gusts as high as 40 mph.

    Low: 12 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 29. Breezy, with a west southwest wind around 22 mph, with gusts as high as 29 mph.

    High: 29 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20. West southwest wind 17 to 21 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 33 mph.

    High: 36 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. West southwest wind 16 to 18 mph, with gusts as high as 34 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Today
A 20 percent chance of snow between noon and 1pm. Patchy blowing dust. Partly sunny, with a high near 28. Very windy, with a west southwest wind 44 to 46 mph, with gusts as high as 60 mph.
Tonight
Snow likely, mainly after midnight. Mostly cloudy, with a low around 13. Wind chill values as low as -5. Windy, with a west wind 36 to 41 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday
A 50 percent chance of snow. Partly sunny, with a high near 19. Wind chill values as low as -10. Windy, with a west wind 29 to 32 mph, with gusts as high as 43 mph. New snow accumulation of less than one inch possible.
Thursday Night
Mostly clear, with a low around 12. Wind chill values as low as -5. Windy, with a west wind 22 to 32 mph, with gusts as high as 40 mph.
Friday
Mostly sunny, with a high near 29. Breezy, with a west southwest wind around 22 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 20. West southwest wind 17 to 21 mph, with gusts as high as 28 mph.
Saturday
Partly sunny, with a high near 36. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 33 mph.
Saturday Night
Partly cloudy, with a low around 25. West southwest wind 16 to 18 mph, with gusts as high as 34 mph.
Sunday
Mostly sunny, with a high near 34. Breezy.
Sunday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a low around 25. Breezy.
Monday
A chance of snow. Partly sunny, with a high near 31. Breezy.
Monday Night
A chance of snow. Mostly cloudy, with a low around 19. Breezy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S St Mary MT
 48.64°N 113.42°W (Elev. 7927 ft)
Last Update:
5:02 am MDT Mar 25, 2026
Forecast Valid:
6am MDT Mar 25, 2026-6pm MDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation