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

34°F

1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 30 Apr 03:35 AM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 62. Calm wind becoming north around 6 mph in the afternoon.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. North wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 72 °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 71. Calm wind becoming north northeast 5 to 8 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. North wind 5 to 10 mph becoming light northwest after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Calm wind becoming north northeast 5 to 9 mph in the afternoon.

    High: 70 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

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

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. Calm wind.
Thursday
Sunny, with a high near 62. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 35. North wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 72. Calm wind becoming west 5 to 7 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 71. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. North wind 5 to 10 mph becoming light northwest after midnight.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Calm wind becoming north northeast 5 to 9 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 42.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 68.
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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:
12:31 am MDT Apr 30, 2026
Forecast Valid:
3am MDT Apr 30, 2026-6pm MDT May 6, 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