National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Frigid Cold in the East; Snow Continues in the Great Lakes

A frigid cold airmass will continue to bring colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected to be tied or broken across the Southeast and Florida. Periods snow will continue downwind of the Great Lakes and in portions of interior New England through Tuesday afternoon, with several inches of snowfall accumulation expected. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

42°F

6°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Nov 01:53 AM MST
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Cloudy, with a low around 39. Light southwest wind.

    Low: 39 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 59. Calm wind becoming east around 5 mph.

    High: 59 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. South wind 6 to 8 mph.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. South wind 7 to 13 mph, with gusts as high as 25 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. South wind 10 to 14 mph, with gusts as high as 26 mph.

    Low: 43 °F

    Chance Rain

  • Friday

    Friday: A 50 percent chance of rain. Partly sunny, with a high near 54. West southwest wind 10 to 18 mph, with gusts as high as 34 mph.

    High: 54 °F

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 34. West southwest wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 49. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 39. Light southwest wind.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 59. Calm wind becoming east around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 39. South wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 65. South wind 7 to 13 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. South wind 10 to 14 mph, with gusts as high as 26 mph.
Friday
A 50 percent chance of rain. Partly sunny, with a high near 54. West southwest wind 10 to 18 mph, with gusts as high as 34 mph.
Friday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 34. West southwest wind 8 to 10 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, with a high near 49. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 33.
Monday
A chance of rain and snow. Partly sunny, with a high near 46.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.01°W (Elev. 4111 ft)
Last Update:
9:47 pm MST Nov 11, 2025
Forecast Valid:
2am MST Nov 12, 2025-6pm MST Nov 18, 2025
 
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