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.

Partly Cloudy

61°F

16°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 07 Aug 03:05 AM MDT
Extended Forecast for

3 Miles W Helena MT

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 57. West southwest wind 3 to 5 mph.

    Low: 57 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 77. Light west southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 49. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. Breezy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 72 °F

    Slight Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. West wind 8 to 18 mph, with gusts as high as 32 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78. West southwest wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Northwest wind 6 to 13 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 57. West southwest wind 3 to 5 mph.
Thursday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 77. Light west southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 49. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. Breezy, with a west wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.
Friday Night
Partly cloudy, with a low around 52. West wind 8 to 18 mph, with gusts as high as 32 mph.
Saturday
Mostly sunny, with a high near 78. West southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 54. Northwest wind 6 to 13 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.
Sunday
Sunny, with a high near 84. Southwest wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Helena MT
 46.6°N 112.11°W (Elev. 4039 ft)
Last Update:
2:31 am MDT Aug 7, 2025
Forecast Valid:
3am MDT Aug 7, 2025-6pm MDT Aug 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation