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

22°F

-6°C

Humidity 81%
Wind Speed E 3 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 08 Apr 06:11 AM MDT
Extended Forecast for

7 Miles S St Mary MT

  • Today

    Today: Mostly sunny, with a high near 31. Wind chill values as low as -5. Northwest wind 13 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 28 mph.

    High: 31 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of snow between 2am and 5am. Increasing clouds, with a low around 18. West wind 13 to 21 mph becoming north after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 20%.

    Low: 18 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Northeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23. South southwest wind around 15 mph, with gusts as high as 21 mph.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 44. Southwest wind 14 to 17 mph, with gusts as high as 24 mph.

    High: 44 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. Southwest wind 14 to 18 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow after noon, mixing with rain after 3pm. Partly sunny, with a high near 45. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Partly Sunny
    then Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: Rain likely before 9pm, then rain and snow likely. Mostly cloudy, with a low around 30. West wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 32. Breezy.

    High: 32 °F

    Rain/Snow
    Likely then
    Snow Likely
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 31. Wind chill values as low as -5. Northwest wind 13 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 28 mph.
Tonight
A slight chance of snow between 2am and 5am. Increasing clouds, with a low around 18. West wind 13 to 21 mph becoming north after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 34. Northeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 23. South southwest wind around 15 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 44. Southwest wind 14 to 17 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 31. Southwest wind 14 to 18 mph, with gusts as high as 24 mph.
Saturday
A chance of snow after noon, mixing with rain after 3pm. Partly sunny, with a high near 45. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
Rain likely before 9pm, then rain and snow likely. Mostly cloudy, with a low around 30. West wind 15 to 17 mph, with gusts as high as 30 mph.
Sunday
Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 32. Breezy.
Sunday Night
Snow likely. Mostly cloudy, with a low around 21. Blustery.
Monday
Snow likely. Mostly cloudy, with a high near 25.
Monday Night
A chance of snow. Mostly cloudy, with a low around 20.
Tuesday
A slight chance of snow. Partly sunny, with a high near 31. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
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:
4:43 am MDT Apr 8, 2026
Forecast Valid:
6am MDT Apr 8, 2026-6pm MDT Apr 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation