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

64°F

18°C

Humidity 29%
Wind Speed NNW 3 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 10 Apr 04:35 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: A slight chance of showers between 9pm and 11pm. Mostly cloudy, with a low around 42. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 71. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 71 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 38. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: Rain likely between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 62. Calm wind becoming east northeast around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 62 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain, mainly before midnight. Low around 38. North northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 38 °F

    Rain then
    Chance Rain

  • Monday

    Monday: Rain likely, then showers and possibly a thunderstorm after noon. High near 55. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 90%.

    High: 55 °F

    Showers

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 9pm and 11pm. Mostly cloudy, with a low around 42. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 71. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 38. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Sunday
Rain likely between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 62. Calm wind becoming east northeast around 6 mph in the afternoon. Chance of precipitation is 70%.
Sunday Night
Rain, mainly before midnight. Low around 38. North northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.
Monday
Rain likely, then showers and possibly a thunderstorm after noon. High near 55. Light southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
Monday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 58. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Rain likely before 3pm, then rain and snow likely. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Thursday
A chance of snow. Partly sunny, with a high near 44.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Friday
A chance of snow. Partly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
Last Update:
4:27 pm MDT Apr 10, 2026
Forecast Valid:
4pm MDT Apr 10, 2026-6pm MDT Apr 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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