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 39%
Wind Speed N 23 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 14 Jul 07:20 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers after 1am. Mostly cloudy, with a low around 54. North northwest wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 9am. Steady temperature around 56. North northwest wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 56 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 49. North northwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Partly sunny, with a high near 77. Northwest wind 5 to 7 mph becoming east in the afternoon.

    High: 77 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. East wind 5 to 8 mph becoming light and variable after midnight.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers after 1am. Mostly cloudy, with a low around 54. North northwest wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Tuesday
Showers, with thunderstorms also possible after 9am. Steady temperature around 56. North northwest wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 49. North northwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers before noon. Partly sunny, with a high near 77. Northwest wind 5 to 7 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. East wind 5 to 8 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 88. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 85. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 84.
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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:
2:23 pm MDT Jul 14, 2025
Forecast Valid:
7pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation