Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

18°F

-8°C

Humidity 57%
Wind Speed N 0 MPH
Barometer 30.44 in (1030.82 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 28 Dec 04:05 PM MST
Extended Forecast for

Helena MT

  • Tonight

    Tonight: Partly cloudy, with a low around 13. Southwest wind around 7 mph.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 36. South southwest wind 3 to 5 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 27. Southwest wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. Southwest wind around 5 mph becoming calm  in the morning.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. South southwest wind around 6 mph.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. South southwest wind 3 to 5 mph.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. South southwest wind 3 to 5 mph.

    Low: 30 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 46. Light south southwest wind.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 13. Southwest wind around 7 mph.
Monday
Sunny, with a high near 36. South southwest wind 3 to 5 mph.
Monday Night
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 27. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 43. Southwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 29. South southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 47. South southwest wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 30. South southwest wind 3 to 5 mph.
New Year's Day
Mostly cloudy, with a high near 46. Light south southwest wind.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 46.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A slight chance of snow. Partly sunny, with a high near 45.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
4:02 pm MST Dec 28, 2025
4pm MST Dec 28, 2025-6pm MST Jan 4, 2026
 
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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