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

ST. MARY (SRYM8)

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

NA

41°F

5°C

Humidity 50%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 10 Apr 11:11 PM MDT
Extended Forecast for

7 Miles S St Mary MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. South wind 11 to 14 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow between 11am and 5pm, then a chance of snow after 5pm. Mostly cloudy, with a high near 40. Breezy, with a southwest wind 13 to 18 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 40 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A chance of snow showers before 9pm, then a chance of snow showers after 10pm. Mostly cloudy, with a low around 29. Breezy, with a west wind 18 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday

    Sunday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 32. West wind 14 to 17 mph becoming east northeast in the afternoon. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 26. East northeast wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. New snow accumulation of around an inch possible.

    Low: 26 °F

    Chance Snow

  • Monday

    Monday: Snow likely, mainly after noon. Mostly cloudy, with a high near 35. Breezy, with a west wind 14 to 19 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely
    and Breezy

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 26. Windy, with a west southwest wind 32 to 37 mph, with gusts as high as 43 mph. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    and Windy

  • Tuesday

    Tuesday: A slight chance of snow before noon. Partly sunny, with a high near 28. Very windy, with a west southwest wind 39 to 45 mph, with gusts as high as 55 mph.

    High: 28 °F

    Slight Chance
    Snow and Very
    Windy

  • Tuesday Night

    Tuesday Night: A chance of snow after midnight. Mostly cloudy, with a low around 23. Very windy.

    Low: 23 °F

    Mostly Cloudy
    and Very
    Windy then
    Chance Snow
    and Windy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. South wind 11 to 14 mph.
Saturday
A chance of rain and snow between 11am and 5pm, then a chance of snow after 5pm. Mostly cloudy, with a high near 40. Breezy, with a southwest wind 13 to 18 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
A chance of snow showers before 9pm, then a chance of snow showers after 10pm. Mostly cloudy, with a low around 29. Breezy, with a west wind 18 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 32. West wind 14 to 17 mph becoming east northeast in the afternoon. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26. East northeast wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. New snow accumulation of around an inch possible.
Monday
Snow likely, mainly after noon. Mostly cloudy, with a high near 35. Breezy, with a west wind 14 to 19 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 26. Windy, with a west southwest wind 32 to 37 mph, with gusts as high as 43 mph. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow before noon. Partly sunny, with a high near 28. Very windy, with a west southwest wind 39 to 45 mph, with gusts as high as 55 mph.
Tuesday Night
A chance of snow after midnight. Mostly cloudy, with a low around 23. Very windy.
Wednesday
Snow likely. Mostly cloudy, with a high near 26. Windy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 14. Windy.
Thursday
Snow likely. Mostly cloudy, with a high near 22. Blustery.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14. Blustery.
Friday
A chance of snow. Partly sunny, with a high near 26. Breezy.
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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:
10:26 pm MDT Apr 10, 2026
Forecast Valid:
11pm MDT Apr 10, 2026-6pm MDT Apr 17, 2026
 
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