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

81°F

27°C

Humidity 32%
Wind Speed W 12 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 02 Aug 12:00 PM MDT
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Partly sunny, with a high near 79. West northwest wind 11 to 17 mph, with gusts as high as 24 mph.

    High: 79 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 54. West northwest wind 13 to 18 mph becoming southwest 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind 5 to 10 mph becoming north in the morning. Winds could gust as high as 21 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 56. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Monday

    Monday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54. West wind 5 to 8 mph.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph, with gusts as high as 23 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Partly sunny, with a high near 79. West northwest wind 11 to 17 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 54. West northwest wind 13 to 18 mph becoming southwest 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 84. Southwest wind 5 to 10 mph becoming north in the morning. Winds could gust as high as 21 mph.
Sunday Night
Increasing clouds, with a low around 56. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Monday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54. West wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 55. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 74.
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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:
10:32 am MDT Aug 2, 2025
Forecast Valid:
12pm MDT Aug 2, 2025-6pm MDT Aug 8, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation