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

54°F

12°C

Humidity 58%
Wind Speed N 10 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 Apr 05:20 PM MDT
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 59. North wind around 6 mph. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a chance of rain, mainly between midnight and 2am. Low around 36. 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: 36 °F

    Showers then
    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly between 10am and 5pm. Partly sunny, with a high near 56. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 26 mph.

    High: 56 °F

    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. West wind 6 to 13 mph, with gusts as high as 26 mph.

    Low: 35 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. West wind 5 to 15 mph, with gusts as high as 28 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. Southwest wind 5 to 14 mph, with gusts as high as 29 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after noon. Mostly cloudy, with a high near 57. Southwest wind 5 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 57 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain before 9pm, then rain and snow between 9pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 28. West wind 7 to 13 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Rain/Snow

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 40.

    High: 40 °F

    Snow Likely

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 59. North wind around 6 mph. 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 36. 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 5pm. Partly sunny, with a high near 56. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 26 mph.
Monday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. West wind 6 to 13 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 59. West wind 5 to 15 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 36. Southwest wind 5 to 14 mph, with gusts as high as 29 mph.
Wednesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 57. Southwest wind 5 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Wednesday Night
Rain before 9pm, then rain and snow between 9pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 28. West wind 7 to 13 mph, with gusts as high as 24 mph.
Thursday
Snow likely. Mostly cloudy, with a high near 40.
Thursday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.59°N 111.98°W (Elev. 3996 ft)
Last Update:
5:27 pm MDT Apr 12, 2026
Forecast Valid:
5pm MDT Apr 12, 2026-6pm MDT Apr 19, 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