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.

Mostly Cloudy

64°F

18°C

Humidity 55%
Wind Speed SSW 3 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 30 Jun 10:00 PM MDT
Extended Forecast for

2 Miles S Helena MT

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before midnight. Patchy smoke before 1am. Mostly cloudy, with a low around 51. Southwest wind 3 to 5 mph.

    Low: 51 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 68. Calm wind becoming east northeast around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 68 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 50. South southwest wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 71. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 74 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Southwest wind around 6 mph.

    Low: 52 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 78. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before midnight. Patchy smoke before 1am. Mostly cloudy, with a low around 51. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 68. Calm wind becoming east northeast around 6 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 50. South southwest wind 3 to 5 mph. Chance of precipitation is 60%.
Thursday
A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 71. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 52. Southwest wind around 6 mph.
Independence Day
Sunny, with a high near 78. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 58.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Helena MT
 46.56°N 112.04°W (Elev. 5000 ft)
Last Update:
9:56 pm MDT Jun 30, 2026
Forecast Valid:
10pm MDT Jun 30, 2026-6pm MDT Jul 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation