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

45°F

7°C

Humidity 65%
Wind Speed WNW 11 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 29 Mar 11:05 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming light and variable after midnight.

    Low: 36 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow before 11am, then a chance of snow. Mostly cloudy, with a high near 46. Breezy, with a light and variable wind becoming west northwest 17 to 22 mph in the morning. Winds could gust as high as 40 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: Mostly cloudy, then gradually becoming clear, with a low around 18. West northwest wind 16 to 21 mph becoming light northwest after midnight. Winds could gust as high as 39 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • 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 26. East northeast wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 57. Calm wind becoming south southwest around 5 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 36. South southwest wind 3 to 6 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Thursday

    Thursday: Rain before 3pm, then rain and snow. Cloudy, with a high near 48. South southwest wind 5 to 10 mph becoming west northwest 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 48 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming light and variable after midnight.
Monday
A chance of rain and snow before 11am, then a chance of snow. Mostly cloudy, with a high near 46. Breezy, with a light and variable wind becoming west northwest 17 to 22 mph in the morning. Winds could gust as high as 40 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 18. West northwest wind 16 to 21 mph becoming light northwest after midnight. Winds could gust as high as 39 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 26. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 57. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 36. South southwest wind 3 to 6 mph. Chance of precipitation is 70%.
Thursday
Rain before 3pm, then rain and snow. Cloudy, with a high near 48. South southwest wind 5 to 10 mph becoming west northwest 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph.
Thursday Night
Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26.
Friday
A chance of snow. Mostly cloudy, with a high near 41.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.59°N 111.98°W (Elev. 3996 ft)
Last Update:
9:22 pm MDT Mar 29, 2026
Forecast Valid:
11pm MDT Mar 29, 2026-6pm MDT Apr 5, 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