Unsettled Weather in the West; Marine and Coastal Impacts Along the East Coast

A series of Pacific fronts will bring periodic waves of showers and thunderstorms to parts of the Great Basin and Pacific Northwest the next few days. Swells, high surf, dangerous rip currents and areas of coastal flooding continue along much of the East Coast from both Humberto and Imelda. Unseasonably hot temperatures continue for much of the Plains and Midwest through the remainder of the week. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Partly Cloudy

71°F

22°C

Humidity 28%
Wind Speed ESE 4 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 01 Oct 03:53 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: Partly cloudy, with a low around 45. South southwest wind 3 to 8 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain between 3pm and 5pm.  Increasing clouds, with a high near 71. Calm wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 20%.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 49. South southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before noon.  Mostly cloudy, with a high near 62. Calm wind becoming north northwest around 6 mph in the afternoon.  Chance of precipitation is 70%.

    High: 62 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain after 9pm.  Mostly cloudy, with a low around 44. West wind around 6 mph.  Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: Rain likely, mainly after noon.  Mostly cloudy, with a high near 56. West wind 6 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 36. North northwest wind 6 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain.  Partly sunny, with a high near 49. North wind 6 to 8 mph.

    High: 49 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. South southwest wind 3 to 8 mph.
Thursday
A slight chance of rain between 3pm and 5pm. Increasing clouds, with a high near 71. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 49. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly before noon. Mostly cloudy, with a high near 62. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain after 9pm. Mostly cloudy, with a low around 44. West wind around 6 mph. Chance of precipitation is 50%.
Saturday
Rain likely, mainly after noon. Mostly cloudy, with a high near 56. West wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 36. North northwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday
A chance of rain. Partly sunny, with a high near 49. North wind 6 to 8 mph.
Sunday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.01°W (Elev. 4111 ft)
2:09 pm MDT Oct 1, 2025
4pm MDT Oct 1, 2025-6pm MDT Oct 8, 2025
 
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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