National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Helena Regional Airport (KHLN)

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

Partly Cloudy

37°F

3°C

Humidity 64%
Wind Speed SW 3 MPH
Barometer 29.1 in (985.44 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 17 Feb 02:20 AM MST
Extended Forecast for

Helena MT

Winter Weather Advisory until February 17, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 17, 05:00pm

    NOW until 5:00pm Tue

    Winter Weather Advisory

  • Overnight

    Low: 36 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow before 2pm, then a slight chance of snow after 5pm. High near 38. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow and
    Breezy then
    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 10 percent chance of snow before 7pm. Increasing clouds, with a low around 5. Wind chill values as low as -5. West southwest wind 6 to 8 mph becoming north northwest in the evening.

    Low: 5 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Snow. High near 11. Wind chill values as low as -10. North northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 11 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 1. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 1 °F

    Snow Likely
    then Chance
    Snow

  • Thursday

    Thursday: A 30 percent chance of snow. Partly sunny, with a high near 24. Light northeast wind. Little or no snow accumulation expected.

    High: 24 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 10. Light and variable wind.

    Low: 10 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 11am. Partly sunny, with a high near 29. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 29 °F

    Chance Snow

Detailed Forecast

Overnight
A chance of rain and snow, mainly after 4am. Mostly cloudy, with a steady temperature around 36. Southeast wind around 6 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Rain and snow before 2pm, then a slight chance of snow after 5pm. High near 38. Breezy, with a west wind 9 to 14 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
A 10 percent chance of snow before 7pm. Increasing clouds, with a low around 5. Wind chill values as low as -5. West southwest wind 6 to 8 mph becoming north northwest in the evening.
Wednesday
Snow. High near 11. Wind chill values as low as -10. North northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 1. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 24. Light northeast wind. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 10. Light and variable wind.
Friday
A chance of snow, mainly after 11am. Partly sunny, with a high near 29. Calm wind becoming west 5 to 8 mph in the afternoon.
Friday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 12.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 23.
Monday
A chance of rain and snow. Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.07°W (Elev. 4764 ft)
Last Update:
12:01 am MST Feb 17, 2026
Forecast Valid:
2am MST Feb 17, 2026-6pm MST Feb 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation