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

43°F

6°C

Humidity 71%
Wind Speed SSW 16 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 14 Apr 12:11 AM MDT
Extended Forecast for

7 Miles S St Mary MT

  • Overnight

    Overnight: A 30 percent chance of snow, mainly before 2am. Mostly cloudy, with a low around 25. Windy, with a west southwest wind 36 to 40 mph, with gusts as high as 48 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Chance Snow
    and Windy

  • Tuesday

    Tuesday: A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 28. Very windy, with a west southwest wind 40 to 45 mph, with gusts as high as 70 mph. New snow accumulation of less than one inch possible.

    High: 28 °F

    Chance Snow
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 8pm. Mostly cloudy, with a low around 23. Very windy, with a west southwest wind 41 to 46 mph, with gusts as high as 70 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow Likely
    and Very
    Windy

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 29. Windy, with a west southwest wind 30 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Snow Likely
    and Windy

  • Wednesday Night

    Wednesday Night: Snow. Widespread blowing snow, mainly after midnight. Low around 14. Breezy, with a west southwest wind around 29 mph becoming northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 14 °F

    Snow and
    Blowing Snow

  • Thursday

    Thursday: Snow. Areas of blowing snow. High near 16. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 16 °F

    Snow and
    Areas Blowing
    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow, mainly before midnight. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 10. West wind 17 to 21 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.

    Low: 10 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 23. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 28 mph.

    High: 23 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: A slight chance of snow before midnight. Partly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly before 2am. Mostly cloudy, with a low around 25. Windy, with a west southwest wind 36 to 40 mph, with gusts as high as 48 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Tuesday
A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 28. Very windy, with a west southwest wind 40 to 45 mph, with gusts as high as 70 mph. New snow accumulation of less than one inch possible.
Tuesday Night
Snow likely, mainly after 8pm. Mostly cloudy, with a low around 23. Very windy, with a west southwest wind 41 to 46 mph, with gusts as high as 70 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow likely. Mostly cloudy, with a high near 29. Windy, with a west southwest wind 30 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow. Widespread blowing snow, mainly after midnight. Low around 14. Breezy, with a west southwest wind around 29 mph becoming northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. Areas of blowing snow. High near 16. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 40 percent chance of snow, mainly before midnight. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 10. West wind 17 to 21 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.
Friday
A chance of snow. Partly sunny, with a high near 23. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 28 mph.
Friday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 16.
Saturday
Sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 30.
Monday
A chance of rain and snow. Partly sunny, with a high near 41. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S St Mary MT
 48.64°N 113.42°W (Elev. 7927 ft)
Last Update:
12:31 am MDT Apr 14, 2026
Forecast Valid:
12am MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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