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

46°F

8°C

Humidity 31%
Wind Speed W 5 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 29 Mar 02:35 AM MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Mostly clear, with a low around 35. Southwest wind around 5 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 62. Light and variable wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 32 mph.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 36. West wind 12 to 17 mph becoming light. Winds could gust as high as 31 mph.

    Low: 36 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow before 9am, then a chance of snow. Partly sunny, with a high near 46. Breezy, with a west wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 46 °F

    Chance
    Rain/Snow
    then Chance
    Snow and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Blustery, with a west northwest wind 20 to 25 mph becoming light and variable after midnight. Winds could gust as high as 40 mph.

    Low: 22 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind becoming east around 6 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. East northeast wind around 6 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after noon. Mostly sunny, with a high near 57. Calm wind becoming south around 6 mph in the afternoon.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 35. Southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 62. Light and variable wind becoming west southwest 11 to 16 mph in the morning. Winds could gust as high as 32 mph.
Sunday Night
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 36. West wind 12 to 17 mph becoming light. Winds could gust as high as 31 mph.
Monday
A chance of rain and snow before 9am, then a chance of snow. Partly sunny, with a high near 46. Breezy, with a west wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 22. Blustery, with a west northwest wind 20 to 25 mph becoming light and variable after midnight. Winds could gust as high as 40 mph.
Tuesday
Mostly sunny, with a high near 49. Calm wind becoming east around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 28. East northeast wind around 6 mph becoming calm in the evening.
Wednesday
A slight chance of rain after noon. Mostly sunny, with a high near 57. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 35.
Thursday
Rain and snow before noon, then rain between noon and 3pm, then rain and snow after 3pm. Mostly cloudy, with a high near 46.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 28.
Friday
A chance of snow. Partly sunny, with a high near 44.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
12:31 am MDT Mar 29, 2026
Forecast Valid:
2am MDT Mar 29, 2026-6pm MDT Apr 4, 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