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

61°F

16°C

Humidity 21%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 30 Apr 08:05 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: Mostly clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming east northeast 5 to 9 mph in the afternoon.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. East northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. North northeast wind 5 to 9 mph becoming calm after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. North wind 5 to 8 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 70. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Light and variable wind.
Friday
Sunny, with a high near 71. Calm wind becoming east northeast 5 to 9 mph in the afternoon.
Friday Night
Mostly clear, with a low around 40. East northeast wind 5 to 8 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 70. Calm wind becoming north 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43. North northeast wind 5 to 9 mph becoming calm after midnight.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Calm wind becoming north 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 41. North wind 5 to 8 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 70. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
Last Update:
4:37 pm MDT Apr 30, 2026
Forecast Valid:
8pm MDT Apr 30, 2026-6pm MDT May 7, 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