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

40°F

4°C

Humidity 79%
Wind Speed SSW 4 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 16 Oct 11:53 PM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Partly cloudy, with a low around 38. South southwest wind around 7 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. West southwest wind 5 to 9 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 61. Calm wind becoming east around 5 mph in the afternoon.

    High: 61 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. Calm wind becoming east southeast 5 to 7 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. South southwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. South southwest wind around 7 mph.
Saturday
Mostly sunny, with a high near 70. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 40. West southwest wind 5 to 9 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 61. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 39. Light and variable wind.
Monday
Mostly sunny, with a high near 66. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 42. South southwest wind 5 to 7 mph becoming light and variable after midnight.
Tuesday
Mostly sunny, with a high near 62. Calm wind becoming east northeast around 5 mph in the afternoon.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
A chance of rain. Mostly sunny, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Partly sunny, with a high near 49.
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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:
9:31 pm MDT Oct 16, 2026
Forecast Valid:
12am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
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