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

70°F

21°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 14 Jul 02:30 AM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Mostly clear, with a low around 65. West southwest wind around 6 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. West wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. North northwest wind 14 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after noon. High near 60. North wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.

    High: 60 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Low around 49. North wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 49 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 70. North northwest wind around 7 mph becoming northeast in the afternoon. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. East northeast wind 5 to 7 mph becoming south after midnight.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South wind 5 to 8 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 65. West southwest wind around 6 mph.
Monday
Sunny, with a high near 94. West wind 6 to 14 mph, with gusts as high as 26 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. North northwest wind 14 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 50%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after noon. High near 60. North wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Low around 49. North wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Wednesday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 70. North northwest wind around 7 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 51. East northeast wind 5 to 7 mph becoming south after midnight.
Thursday
Sunny, with a high near 85. South wind 5 to 8 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
2:13 am MDT Jul 14, 2025
Forecast Valid:
3am MDT Jul 14, 2025-6pm MDT Jul 20, 2025
 
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