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

Helena Regional Airport (KHLN)

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

Partly Cloudy

61°F

16°C

Humidity 21%
Wind Speed W 9 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 28 Mar 07:20 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: Partly cloudy, with a low around 36. West wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61. South southwest wind 5 to 10 mph becoming west southwest 12 to 17 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of rain, mainly after 9pm. Mostly cloudy, with a low around 35. West wind 6 to 15 mph, with gusts as high as 31 mph.

    Low: 35 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of snow, mainly before noon. Partly sunny, with a high near 41. Breezy, with a west wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 50 mph. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Blustery, with a west northwest wind 18 to 23 mph becoming light and variable after midnight. Winds could gust as high as 44 mph.

    Low: 20 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. East northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. South southeast wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain
    then
    Rain/Snow
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. West wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 61. South southwest wind 5 to 10 mph becoming west southwest 12 to 17 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
A 50 percent chance of rain, mainly after 9pm. Mostly cloudy, with a low around 35. West wind 6 to 15 mph, with gusts as high as 31 mph.
Monday
A 40 percent chance of snow, mainly before noon. Partly sunny, with a high near 41. Breezy, with a west wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 50 mph. New snow accumulation of less than a half inch possible.
Monday Night
Mostly clear, with a low around 20. Blustery, with a west northwest wind 18 to 23 mph becoming light and variable after midnight. Winds could gust as high as 44 mph.
Tuesday
Mostly sunny, with a high near 46. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 29. East northeast wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 57. South southeast wind 5 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 34.
Thursday
Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 46. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 29. Blustery.
Friday
A chance of snow. Partly sunny, with a high near 44.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.07°W (Elev. 4764 ft)
Last Update:
6:41 pm MDT Mar 28, 2026
Forecast Valid:
7pm MDT Mar 28, 2026-6pm MDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation