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.

Mostly Cloudy

39°F

4°C

Humidity 69%
Wind Speed N 0 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 31 Mar 10:20 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 5pm. Partly sunny, with a high near 56. Light and variable wind. Chance of precipitation is 60%.

    High: 56 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain, mainly before midnight. Low around 34. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: Rain before 9am, then rain, possibly mixed with snow between 9am and noon, then snow after noon. High near 43. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    then Snow

  • Thursday Night

    Thursday Night: Snow. Low around 28. West northwest wind 5 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Snow

  • Friday

    Friday: A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 48. West northwest wind 3 to 7 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Southwest wind 5 to 7 mph.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. Calm wind.
Wednesday
Rain likely, mainly after 5pm. Partly sunny, with a high near 56. Light and variable wind. Chance of precipitation is 60%.
Wednesday Night
Rain, mainly before midnight. Low around 34. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain before 9am, then rain, possibly mixed with snow between 9am and noon, then snow after noon. High near 43. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Snow. Low around 28. West northwest wind 5 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday
A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 48. West northwest wind 3 to 7 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 27. Southwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 57. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.59°N 111.98°W (Elev. 3996 ft)
Last Update:
4:22 pm MDT Mar 31, 2026
Forecast Valid:
10pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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