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

37°F

3°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 19 Apr 08:35 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: Sunny, with a high near 68. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. East southeast wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. North northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. South wind 5 to 10 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 67. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 70%.

    High: 67 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers before midnight, then rain between midnight and 3am, then rain and snow after 3am. Some thunder is also possible. Cloudy, with a low around 33. West wind 15 to 18 mph, with gusts as high as 31 mph.

    Low: 33 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 43.

    High: 43 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 68. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 41. East southeast wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 74. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 44. North northwest wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 48. South wind 5 to 10 mph, with gusts as high as 22 mph.
Wednesday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 67. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Wednesday Night
Rain showers before midnight, then rain between midnight and 3am, then rain and snow after 3am. Some thunder is also possible. Cloudy, with a low around 33. West wind 15 to 18 mph, with gusts as high as 31 mph.
Thursday
Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 43.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 26.
Friday
A chance of snow. Partly sunny, with a high near 45.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Saturday
A slight chance of rain and snow. Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.01°W (Elev. 4111 ft)
Last Update:
3:32 am MDT Apr 19, 2026
Forecast Valid:
8am MDT Apr 19, 2026-6pm MDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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