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.

Clear

48°F

9°C

Humidity 46%
Wind Speed W 19 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 May 05:20 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: Mostly sunny, with a high near 63. West wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 40. West wind 15 to 20 mph becoming light after midnight. Winds could gust as high as 37 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Rain and snow likely, becoming all rain after noon. Mostly cloudy, with a high near 54. Light west northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 54 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Saturday Night

    Saturday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 34. West northwest wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Snow before noon, then rain and snow showers. Some thunder is also possible. High near 43. North wind 8 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 31. North wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Monday

    Monday: A chance of snow before 9am, then a chance of rain and snow. Partly sunny, with a high near 48. Light northwest wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. North northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 63. West wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph.
Tonight
Increasing clouds, with a low around 40. West wind 15 to 20 mph becoming light after midnight. Winds could gust as high as 37 mph.
Saturday
Rain and snow likely, becoming all rain after noon. Mostly cloudy, with a high near 54. Light west northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 34. West northwest wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday
Snow before noon, then rain and snow showers. Some thunder is also possible. High near 43. North wind 8 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 31. North wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday
A chance of snow before 9am, then a chance of rain and snow. Partly sunny, with a high near 48. Light northwest wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Mostly cloudy, with a low around 31. North northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.01°W (Elev. 4111 ft)
Last Update:
4:17 am MDT May 15, 2026
Forecast Valid:
5am MDT May 15, 2026-6pm MDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation