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Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

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

NA

7°F

-14°C

Humidity 76%
Wind Speed NA 3 MPH
Barometer NA
Dewpoint 1°F (-17°C)
Visibility NA
Last update 28 Feb 08:10 AM MST
Extended Forecast for

St Mary MT

  • Today

    Today: Mostly sunny, with a high near 35. North northeast wind around 6 mph becoming south in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. South southwest wind around 6 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 45. South southwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. West southwest wind around 10 mph, with gusts as high as 23 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. West southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47. West southwest wind 10 to 15 mph, with gusts as high as 31 mph.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow after 11pm. Mostly cloudy, with a low around 34. Southwest wind around 13 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 35. North northeast wind around 6 mph becoming south in the afternoon.
Tonight
Mostly clear, with a low around 24. South southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 45. South southwest wind 7 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 31. West southwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 46. West southwest wind around 10 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 32. West southwest wind around 10 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 47. West southwest wind 10 to 15 mph, with gusts as high as 31 mph.
Tuesday Night
A slight chance of rain and snow after 11pm. Mostly cloudy, with a low around 34. Southwest wind around 13 mph, with gusts as high as 30 mph.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 43.
Wednesday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 30.
Thursday
A chance of snow. Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 29.
Friday
A slight chance of snow. Partly sunny, with a high near 41.
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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:
8:42 am MST Feb 28, 2026
Forecast Valid:
8am MST Feb 28, 2026-6pm MST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation