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.

Mostly Cloudy

55°F

13°C

Humidity 61%
Wind Speed W 6 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 19 Jun 01:53 AM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Mostly clear, with a low around 45. West wind around 5 mph becoming calm.

    Low: 45 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 78. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Northeast wind 5 to 7 mph becoming calm after midnight.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 51. West wind 7 to 9 mph.

    Low: 51 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Light west wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. North wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 28 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 45. West wind around 5 mph becoming calm.
Juneteenth
Mostly sunny, with a high near 78. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 48. Northeast wind 5 to 7 mph becoming calm after midnight.
Saturday
A 20 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 51. West wind 7 to 9 mph.
Sunday
Sunny, with a high near 76. Light west wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 46. North wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 72. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.6°N 112.05°W (Elev. 3973 ft)
Last Update:
12:32 am MDT Jun 19, 2026
Forecast Valid:
2am MDT Jun 19, 2026-6pm MDT Jun 25, 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