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.

Overcast

52°F

11°C

Humidity 43%
Wind Speed W 21 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 28 Apr 01:35 PM MDT
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 54. West northwest wind 14 to 18 mph, with gusts as high as 25 mph.

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 34. West northwest wind 6 to 11 mph becoming light west southwest after midnight. Winds could gust as high as 23 mph.

    Low: 34 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of rain after 3pm. Partly sunny, with a high near 54. Light and variable wind becoming north 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 50%.

    High: 54 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 23 mph.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. North northeast wind 5 to 7 mph becoming south southwest after midnight.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70. Calm wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain after noon. Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 54. West northwest wind 14 to 18 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 34. West northwest wind 6 to 11 mph becoming light west southwest after midnight. Winds could gust as high as 23 mph.
Wednesday
A chance of rain before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of rain after 3pm. Partly sunny, with a high near 54. Light and variable wind becoming north 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 33. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 23 mph.
Thursday
Sunny, with a high near 61. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 37. North northeast wind 5 to 7 mph becoming south southwest after midnight.
Friday
Sunny, with a high near 70. Calm wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 42. Northwest wind 5 to 9 mph becoming calm in the evening.
Saturday
A slight chance of rain after noon. Partly sunny, with a high near 65.
Saturday Night
A chance of rain before midnight. Mostly cloudy, with a low around 44.
Sunday
A chance of rain and thunderstorms. Partly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
12:32 pm MDT Apr 28, 2026
Forecast Valid:
1pm MDT Apr 28, 2026-6pm MDT May 4, 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