Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Overcast

43°F

6°C

Humidity 70%
Wind Speed WSW 14 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 17 Oct 11:35 PM MDT
Extended Forecast for

Helena MT

  • Tonight

    Tonight: A slight chance of rain before 1am, then a chance of rain and snow between 1am and 3am.  Partly cloudy, with a low around 33. West wind 10 to 16 mph, with gusts as high as 33 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Increasing clouds, with a high near 55. West southwest wind 6 to 9 mph becoming northwest in the afternoon.

    High: 55 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after midnight.  Mostly cloudy, with a low around 42. South southwest wind 5 to 14 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Rain.  High near 56. South wind 13 to 21 mph becoming west in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 80%.

    High: 56 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 3am, then a chance of rain and snow.  Partly cloudy, with a low around 37. West wind 18 to 21 mph, with gusts as high as 40 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain and snow before noon.  Mostly sunny, with a high near 52. West wind 11 to 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South southwest wind around 8 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. South wind 5 to 7 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain before 1am, then a chance of rain and snow between 1am and 3am. Partly cloudy, with a low around 33. West wind 10 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Increasing clouds, with a high near 55. West southwest wind 6 to 9 mph becoming northwest in the afternoon.
Saturday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 42. South southwest wind 5 to 14 mph, with gusts as high as 23 mph.
Sunday
Rain. High near 56. South wind 13 to 21 mph becoming west in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 80%.
Sunday Night
A chance of rain before 3am, then a chance of rain and snow. Partly cloudy, with a low around 37. West wind 18 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday
A slight chance of rain and snow before noon. Mostly sunny, with a high near 52. West wind 11 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 34. South southwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 60. South wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
10:19 pm MDT Oct 17, 2025
11pm MDT Oct 17, 2025-6pm MDT Oct 24, 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