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.

Rain

48°F

9°C

Humidity 81%
Wind Speed S 6 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 11 Apr 09:05 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West southwest wind 5 to 8 mph becoming calm after midnight.

    Low: 38 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 59. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 59 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before midnight, then a chance of rain after midnight. Low around 40. North northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers then
    Chance Rain

  • Monday

    Monday: Rain. High near 52. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 37. West wind 7 to 13 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. West southwest wind 7 to 17 mph, with gusts as high as 33 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 38. Southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 33 mph.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after noon. Mostly cloudy, with a high near 51. West southwest wind 6 to 16 mph, with gusts as high as 32 mph.

    High: 51 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 9pm, then rain and snow likely between 9pm and midnight, then snow likely after midnight. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Rain/Snow
    Likely then
    Snow Likely

Detailed Forecast

Tonight
A 20 percent chance of showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West southwest wind 5 to 8 mph becoming calm after midnight.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 59. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm before midnight, then a chance of rain after midnight. Low around 40. North northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Rain. High near 52. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 37. West wind 7 to 13 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 56. West southwest wind 7 to 17 mph, with gusts as high as 33 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 38. Southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 33 mph.
Wednesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 51. West southwest wind 6 to 16 mph, with gusts as high as 32 mph.
Wednesday Night
Rain likely before 9pm, then rain and snow likely between 9pm and midnight, then snow likely after midnight. Mostly cloudy, with a low around 27.
Thursday
Snow likely. Mostly cloudy, with a high near 38.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 23.
Friday
A chance of snow. Partly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
7:42 pm MDT Apr 11, 2026
Forecast Valid:
9pm MDT Apr 11, 2026-6pm MDT Apr 18, 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