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

52°F

11°C

Humidity 41%
Wind Speed NA 3 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 06 Apr 02:10 PM MDT
Extended Forecast for

St Mary MT

High Wind Warning April 7, 03:00am until April 7, 09:00pm
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 56. South southwest wind 6 to 8 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. South southwest wind 7 to 17 mph, with gusts as high as 38 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Rain and snow likely, becoming all snow after 2pm. Increasing clouds, with a temperature rising to near 46 by 11am, then falling to around 41 during the remainder of the day. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F⇓

    Breezy.
    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow before midnight. Partly cloudy, with a low around 23. West wind 6 to 15 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. West northwest wind 3 to 7 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 26. West wind around 6 mph becoming light and variable after midnight.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 47. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. South wind around 6 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 56. South southwest wind 6 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. South southwest wind 7 to 17 mph, with gusts as high as 38 mph.
Tuesday
Rain and snow likely, becoming all snow after 2pm. Increasing clouds, with a temperature rising to near 46 by 11am, then falling to around 41 during the remainder of the day. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 23. West wind 6 to 15 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 43. West northwest wind 3 to 7 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 26. West wind around 6 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 47. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 30. South wind around 6 mph.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 37.
Saturday
A slight chance of rain. Mostly sunny, with a high near 57.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.74°N 113.44°W (Elev. 4554 ft)
Last Update:
1:01 pm MDT Apr 6, 2026
Forecast Valid:
2pm MDT Apr 6, 2026-6pm MDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation