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

21°F

-6°C

Humidity 86%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 18 Feb 01:43 PM MST
Extended Forecast for

5 Miles S Swan Lake MT

Winter Weather Advisory February 18, 02:44pm until February 19, 08:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 02:44pm until February 19, 08:00am

    NOW until 8:00am Thu

    Winter Weather Advisory

  • This Afternoon

    High: 22 °F

    Chance Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 5. Wind chill values as low as -3. North northwest wind 5 to 7 mph becoming east after midnight.

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 30. Wind chill values as low as -2. Light and variable wind.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 13. Calm wind.

    Low: 13 °F

    Increasing
    Clouds

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 33. Calm wind.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of snow, mainly before 5pm. Mostly cloudy, with a high near 22. North northeast wind around 6 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly cloudy, with a low around 5. Wind chill values as low as -3. North northwest wind 5 to 7 mph becoming east after midnight.
Thursday
Mostly sunny, with a high near 30. Wind chill values as low as -2. Light and variable wind.
Thursday Night
Increasing clouds, with a low around 13. Calm wind.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 33. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Partly sunny, with a high near 41.
Sunday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 21.
Monday
Rain and snow likely. Snow level 3300 feet rising to 4800 feet in the afternoon. Mostly cloudy, with a high near 46.
Monday Night
Rain and snow likely. Snow level 5000 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 29.
Tuesday
Snow likely. Mostly cloudy, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Swan Lake MT
 47.84°N 113.82°W (Elev. 3205 ft)
1:02 pm MST Feb 18, 2026
2pm MST Feb 18, 2026-6pm MST Feb 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database