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

Hazardous Weather Conditions

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

43°F

6°C

Humidity 44%
Wind Speed NA 4 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 04 Apr 08:10 PM MDT
Extended Forecast for

5 Miles SW St Mary MT

High Wind Watch April 7, 06:00am until April 7, 09:00pm
Click here for hazard details and duration
High Wind Watch

  • Tonight

    Tonight: A slight chance of rain before 3am, then a slight chance of rain and snow between 3am and 5am, then a slight chance of snow after 5am. Partly cloudy, with a low around 28. West southwest wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow, mixing with rain after 9am, then gradually ending. Patchy fog before 7am. Otherwise, partly sunny, with a high near 45. Light and variable wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow and
    Patchy Fog

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. East wind around 7 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. East southeast wind 6 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. South southwest wind 9 to 16 mph, with gusts as high as 36 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain before noon, then a chance of rain and snow. Mostly sunny, with a high near 49. Windy, with a southwest wind 25 to 34 mph, with gusts as high as 70 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 49 °F

    Windy. Slight
    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy, with a west wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 49 mph. New snow accumulation of around an inch possible.

    Low: 25 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A chance of snow. Partly sunny, with a high near 39. North northwest wind 13 to 15 mph, with gusts as high as 26 mph.

    High: 39 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

Detailed Forecast

Tonight
A slight chance of rain before 3am, then a slight chance of rain and snow between 3am and 5am, then a slight chance of snow after 5am. Partly cloudy, with a low around 28. West southwest wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Sunday
A chance of snow, mixing with rain after 9am, then gradually ending. Patchy fog before 7am. Otherwise, partly sunny, with a high near 45. Light and variable wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 31. East wind around 7 mph.
Monday
Partly sunny, with a high near 56. East southeast wind 6 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 39. South southwest wind 9 to 16 mph, with gusts as high as 36 mph.
Tuesday
A slight chance of rain before noon, then a chance of rain and snow. Mostly sunny, with a high near 49. Windy, with a southwest wind 25 to 34 mph, with gusts as high as 70 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy, with a west wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 49 mph. New snow accumulation of around an inch possible.
Wednesday
A chance of snow. Partly sunny, with a high near 39. North northwest wind 13 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Partly sunny, with a high near 43.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 26.
Friday
Sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 30.
Saturday
A slight chance of rain and snow. Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW St Mary MT
 48.69°N 113.52°W (Elev. 4491 ft)
Last Update:
4:21 pm MDT Apr 4, 2026
Forecast Valid:
8pm MDT Apr 4, 2026-6pm MDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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