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

63°F

17°C

Humidity 59%
Wind Speed WNW 6 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Jun 11:20 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 82. North northwest wind 5 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. West wind 6 to 9 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. West wind 5 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. North northwest wind 5 to 14 mph, with gusts as high as 23 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Light northwest wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. North northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 82. North northwest wind 5 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. West wind 6 to 9 mph.
Sunday
Sunny, with a high near 77. West wind 5 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 49. North northwest wind 5 to 14 mph, with gusts as high as 23 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Light northwest wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 47. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 79. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 51. North northeast wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 88.
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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:
11:01 am MDT Jun 20, 2026
Forecast Valid:
11am MDT Jun 20, 2026-6pm MDT Jun 26, 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