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 87%
Wind Speed NNE 4 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 12 Apr 10:35 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 60. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 60 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a chance of rain, mainly between midnight and 2am. Low around 37. North northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers then
    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly between 10am and 4pm. Partly sunny, with a high near 55. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after noon. Mostly cloudy, with a high near 55. West southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%.

    High: 55 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain before 9pm, then rain and snow between 9pm and midnight, then snow likely after midnight. Mostly cloudy, with a low around 28. West wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 28 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow. Mostly cloudy, with a high near 41.

    High: 41 °F

    Snow

Detailed Forecast

Today
A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 60. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Tonight
Showers and possibly a thunderstorm before midnight, then a chance of rain, mainly between midnight and 2am. Low around 37. North northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 40 percent chance of rain, mainly between 10am and 4pm. Partly sunny, with a high near 55. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Monday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 14 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Wednesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 55. West southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%.
Wednesday Night
Rain before 9pm, then rain and snow between 9pm and midnight, then snow likely after midnight. Mostly cloudy, with a low around 28. West wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday
Snow. Mostly cloudy, with a high near 41.
Thursday Night
A chance of snow before midnight. Mostly cloudy, with a low around 23.
Friday
A chance of snow. Mostly sunny, with a high near 48.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 26.
Saturday
A slight chance of snow. Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
Last Update:
10:22 am MDT Apr 12, 2026
Forecast Valid:
10am MDT Apr 12, 2026-6pm MDT Apr 18, 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