Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

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 41%
Wind Speed NA 5 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 16 Feb 12:10 PM MST
Extended Forecast for

5 Miles WSW St Mary MT

Winter Weather Advisory February 17, 02:00am until February 17, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Washington's Birthday

    Washington's Birthday: A 20 percent chance of snow between 3pm and 5pm.  Mostly sunny, with a high near 31. South southwest wind 14 to 16 mph, with gusts as high as 30 mph.

    High: 31 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A chance of snow before 11pm, then snow likely after 2am. The snow could be heavy at times.  Mostly cloudy, with a low around 16. South southwest wind 9 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 16 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow, mainly before 1pm. The snow could be heavy at times.  Widespread blowing snow, mainly before 11am. Temperature falling to around 11 by 5pm. Wind chill values as low as -5. North wind 15 to 21 mph becoming west in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 21 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around -11. Wind chill values as low as -30. North wind 14 to 17 mph, with gusts as high as 29 mph.  New snow accumulation of less than a half inch possible.

    Low: -11 °F

    Chance Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow.  Mostly cloudy and cold, with a high near -4. North northeast wind around 15 mph, with gusts as high as 25 mph.  New snow accumulation of less than a half inch possible.

    High: -4 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around -12. Northeast wind 9 to 14 mph, with gusts as high as 24 mph.  New snow accumulation of less than a half inch possible.

    Low: -12 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 11. Southwest wind 9 to 13 mph, with gusts as high as 24 mph.  Little or no snow accumulation expected.

    High: 11 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 3. West southwest wind 11 to 13 mph, with gusts as high as 24 mph.

    Low: 3 °F

    Chance Snow

  • Friday

    Friday: A chance of snow.  Partly sunny, with a high near 15.

    High: 15 °F

    Chance Snow

Detailed Forecast

Washington's Birthday
A 20 percent chance of snow between 3pm and 5pm. Mostly sunny, with a high near 31. South southwest wind 14 to 16 mph, with gusts as high as 30 mph.
Tonight
A chance of snow before 11pm, then snow likely after 2am. The snow could be heavy at times. Mostly cloudy, with a low around 16. South southwest wind 9 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday
Snow, mainly before 1pm. The snow could be heavy at times. Widespread blowing snow, mainly before 11am. Temperature falling to around 11 by 5pm. Wind chill values as low as -5. North wind 15 to 21 mph becoming west in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around -11. Wind chill values as low as -30. North wind 14 to 17 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near -4. North northeast wind around 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -12. Northeast wind 9 to 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 11. Southwest wind 9 to 13 mph, with gusts as high as 24 mph. Little or no snow accumulation expected.
Thursday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 3. West southwest wind 11 to 13 mph, with gusts as high as 24 mph.
Friday
A chance of snow. Partly sunny, with a high near 15.
Friday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 5.
Saturday
A slight chance of snow. Partly sunny, with a high near 18.
Saturday Night
A chance of snow. Partly cloudy, with a low around 5.
Sunday
A chance of snow. Partly sunny, with a high near 24.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW St Mary MT
 48.73°N 113.53°W (Elev. 6778 ft)
11:32 am MST Feb 16, 2026
1pm MST Feb 16, 2026-6pm MST Feb 22, 2026
 
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Additional Resources

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