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 33%
Wind Speed NA 9 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 07 Apr 01:10 AM 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

  • Overnight

    Overnight: Partly cloudy, with a low around 41. Windy, with a southwest wind 10 to 20 mph increasing to 20 to 30 mph. Winds could gust as high as 50 mph.

    Low: 41 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: Rain and snow showers likely before 2pm, then a chance of snow showers. Some thunder is also possible. Increasing clouds, with a steady temperature around 45. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Chance Rain
    and Breezy
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly between 9pm and midnight. Partly cloudy, with a low around 24. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 36 mph. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 27. West southwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 27 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. South southeast wind 3 to 6 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Southwest wind 3 to 7 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. Windy, with a southwest wind 10 to 20 mph increasing to 20 to 30 mph. Winds could gust as high as 50 mph.
Tuesday
Rain and snow showers likely before 2pm, then a chance of snow showers. Some thunder is also possible. Increasing clouds, with a steady temperature around 45. Breezy, with a southwest wind 15 to 25 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, mainly between 9pm and midnight. Partly cloudy, with a low around 24. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 36 mph. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 46. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 27. West southwest wind 5 to 7 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 31. South southeast wind 3 to 6 mph.
Friday
Sunny, with a high near 60. Southwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A slight chance of rain after noon. Mostly sunny, with a high near 61.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 49.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Monday
A chance of snow. Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.74°N 113.44°W (Elev. 4554 ft)
Last Update:
12:32 am MDT Apr 7, 2026
Forecast Valid:
1am MDT Apr 7, 2026-6pm MDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation