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.

Overcast

60°F

16°C

Humidity 83%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Aug 08:53 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: A chance of showers before noon, then a chance of showers and thunderstorms between noon and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 69. North wind 3 to 6 mph. Chance of precipitation is 60%.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 51. South southwest wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. South southwest wind 3 to 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. West wind around 6 mph becoming calm after midnight.

    Low: 54 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers before noon, then a chance of showers and thunderstorms between noon and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 69. North wind 3 to 6 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 51. South southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 82. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 53. South southwest wind 3 to 5 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. West wind around 6 mph becoming calm after midnight.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.01°W (Elev. 4111 ft)
Last Update:
4:06 am MDT Aug 14, 2026
Forecast Valid:
9am MDT Aug 14, 2026-6pm MDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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