Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

23°F

-5°C

Humidity 94%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 18 Feb 07:43 AM MST
Extended Forecast for

5 Miles NE Big Arm MT

Winter Weather Advisory until February 18, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 18, 05:00pm

    NOW until 5:00pm Wed

    Winter Weather Advisory

  • Today

    High: 24 °F

    Chance Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. Wind chill values as low as zero. North northeast wind around 16 mph.

    Low: 14 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 30. Wind chill values as low as zero. Northeast wind 9 to 14 mph becoming light north  in the morning.

    High: 30 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow after 11am.  Mostly cloudy, with a high near 35. Light south southwest wind.  Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Today
A 50 percent chance of snow, mainly between 9am and 2pm. Cloudy, with a high near 24. North northeast wind around 18 mph, with gusts as high as 28 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly cloudy, with a low around 14. Wind chill values as low as zero. North northeast wind around 16 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 30. Wind chill values as low as zero. Northeast wind 9 to 14 mph becoming light north in the morning.
Thursday Night
Mostly cloudy, with a low around 21. Calm wind.
Friday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 35. Light south southwest wind. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 43.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 32.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Big Arm MT
 47.85°N 114.2°W (Elev. 2995 ft)
2:21 am MST Feb 18, 2026
8am MST Feb 18, 2026-6pm MST Feb 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database