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

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

light snow

0°F

-18°C

Humidity 71%
Wind Speed NW 11 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint -7°F (-22°C)
Visibility 1.25 mi
Wind Chill-17°F (-27°C)
Last update 18 Feb 01:26 PM MST
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: Snow likely, mainly before 2pm.  Mostly cloudy and cold, with a high near 3. Wind chill values as low as -15. North northwest wind around 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 3 °F

    Snow Likely

  • Tonight

    Tonight: A 30 percent chance of snow between 10pm and 2am.  Mostly cloudy, with a low around -4. Wind chill values as low as -15. West northwest wind around 6 mph becoming calm  in the evening.  New snow accumulation of less than a half inch possible.

    Low: -4 °F

    Chance Snow

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 22. Wind chill values as low as -5. Calm wind.

    High: 22 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 5. Calm wind.

    Low: 5 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of snow after 11am.  Partly sunny, with a high near 30. Calm wind becoming west around 5 mph in the afternoon.  Little or no snow accumulation expected.

    High: 30 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10. West northwest wind around 5 mph becoming light and variable  in the evening.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 37. Light and variable wind.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11. Light and variable wind.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Snow likely, mainly before 2pm. Mostly cloudy and cold, with a high near 3. Wind chill values as low as -15. North northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A 30 percent chance of snow between 10pm and 2am. Mostly cloudy, with a low around -4. Wind chill values as low as -15. West northwest wind around 6 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 22. Wind chill values as low as -5. Calm wind.
Thursday Night
Partly cloudy, with a low around 5. Calm wind.
Friday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 30. Calm wind becoming west around 5 mph in the afternoon. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 10. West northwest wind around 5 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 37. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 11. Light and variable wind.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 20.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 50.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Tuesday
A chance of snow. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.01°W (Elev. 4111 ft)
11:32 am MST Feb 18, 2026
1pm MST Feb 18, 2026-6pm MST Feb 24, 2026
 
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Additional Resources

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