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Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

14°F

-10°C

Humidity 66%
Wind Speed NA 3 MPH
Barometer NA
Dewpoint 5°F (-15°C)
Visibility NA
Last update 22 Jan 09:10 AM MST
Extended Forecast for

St Mary MT

  • Today

    Today: A 10 percent chance of snow after 5pm.  Mostly cloudy, with a high near 15. Wind chill values as low as zero. North northeast wind 5 to 8 mph.

    High: 15 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow between 10pm and midnight.  Mostly cloudy, with a low around -3. Wind chill values as low as -10. East northeast wind 3 to 7 mph.  New snow accumulation of less than a half inch possible.

    Low: -3 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 14. Wind chill values as low as -10. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 14 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. West southwest wind 3 to 6 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow.  Partly sunny, with a high near 22. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 22 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10. West southwest wind around 8 mph.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 28. West southwest wind 9 to 11 mph, with gusts as high as 25 mph.

    High: 28 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16. West southwest wind around 11 mph, with gusts as high as 24 mph.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
A 10 percent chance of snow after 5pm. Mostly cloudy, with a high near 15. Wind chill values as low as zero. North northeast wind 5 to 8 mph.
Tonight
A 30 percent chance of snow between 10pm and midnight. Mostly cloudy, with a low around -3. Wind chill values as low as -10. East northeast wind 3 to 7 mph. New snow accumulation of less than a half inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 14. Wind chill values as low as -10. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 2. West southwest wind 3 to 6 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 22. West wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 10. West southwest wind around 8 mph.
Sunday
Sunny, with a high near 28. West southwest wind 9 to 11 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 16. West southwest wind around 11 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
A slight chance of snow. Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
St Mary MT
 48.74°N 113.44°W (Elev. 4554 ft)
10:02 am MST Jan 22, 2026
10am MST Jan 22, 2026-6pm MST Jan 28, 2026
 
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