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

64°F

18°C

Humidity 52%
Wind Speed SSW 5 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 03 Aug 01:30 AM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Mostly clear, with a low around 58. West southwest wind around 7 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. West wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 59. West northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 59 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 83. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 83 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Sunny, with a high near 81. West southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 81 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. West northwest wind 5 to 10 mph becoming light west southwest. Winds could gust as high as 21 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 58. West southwest wind around 7 mph.
Sunday
Sunny, with a high near 85. West wind 5 to 8 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 59. West northwest wind 5 to 8 mph becoming calm after midnight.
Monday
A 40 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 83. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday
A 20 percent chance of showers after noon. Sunny, with a high near 81. West southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 57. West northwest wind 5 to 10 mph becoming light west southwest. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 81.
Thursday Night
A 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 73.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
1:07 am MDT Aug 3, 2025
Forecast Valid:
1am MDT Aug 3, 2025-6pm MDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation