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

88°F

31°C

Humidity 35%
Wind Speed E 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 16 Jul 01:35 PM MDT
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 91. East northeast wind around 6 mph becoming south.

    High: 91 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 9pm and 11pm. Some of the storms could be severe. Partly cloudy, with a low around 63. Southeast wind around 6 mph becoming calm in the evening.

    Low: 63 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Friday

    Friday: A chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could be severe. Sunny through mid morning, then becoming mostly cloudy, with a high near 94. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 94 °F

    Sunny then
    Severe
    Thunderstorms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight. Some of the storms could be severe. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. South southeast wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 70%.

    Low: 63 °F

    Severe
    Thunderstorms
    then Partly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 62. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 91. East northeast wind around 6 mph becoming south.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 9pm and 11pm. Some of the storms could be severe. Partly cloudy, with a low around 63. Southeast wind around 6 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could be severe. Sunny through mid morning, then becoming mostly cloudy, with a high near 94. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before midnight. Some of the storms could be severe. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. South southeast wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 70%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 62. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 95. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 60. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 90.
Monday Night
A slight chance of showers after midnight. Partly cloudy, with a low around 62.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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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:
1:14 am MDT Jul 16, 2026
Forecast Valid:
1pm MDT Jul 16, 2026-6pm MDT Jul 22, 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