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

46°F

8°C

Humidity 31%
Wind Speed SSW 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 18 Apr 11:35 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: Sunny, with a high near 59. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. West northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. Northeast wind 5 to 7 mph becoming light and variable after midnight.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. West northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light south wind becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. South southeast wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after noon. Partly sunny, with a high near 67.

    High: 67 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 59. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 29. West northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 69. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 38. Northeast wind 5 to 7 mph becoming light and variable after midnight.
Monday
Mostly sunny, with a high near 75. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 42. West northwest wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 80. Light south wind becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 45. South southeast wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 20 mph.
Wednesday
Rain likely, mainly after noon. Partly sunny, with a high near 67.
Wednesday Night
Rain before 3am, then rain and snow. Mostly cloudy, with a low around 33.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 46.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 25.
Friday
A slight chance of snow. Partly sunny, with a high near 49.
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 111.96°W (Elev. 3796 ft)
Last Update:
9:38 am MDT Apr 18, 2026
Forecast Valid:
11am MDT Apr 18, 2026-6pm MDT Apr 24, 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