Dangerous Cold Weather for Most of the Country; Rare Winter Storm for the South; Fire Weather Concerns for Southern California

Arctic air will filter south and east through early this week. As this cold air moves across the South, a rare winter storm is forecast to develop from Texas, Gulf Coast States into the Southeast through early this week. Several new daily record low temperatures are expected, including new record-low maximum temperatures. For Southern California, fire weather concerns increase this week. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

3°F

-16°C

Humidity 65%
Wind Speed WNW 4 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 20 Jan 04:05 PM MST
Extended Forecast for

Helena MT

  • Tonight

    Tonight: Increasing clouds, with a temperature rising to around 8 by 4am. Wind chill values as low as -10. South wind around 9 mph.

    Low: 3 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 34. Wind chill values as low as -5. South southwest wind 6 to 11 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 34 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 16. West wind 10 to 16 mph, with gusts as high as 32 mph.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. West wind 6 to 8 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 9. Southwest wind around 6 mph.

    Low: 9 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, with a high near 33. South wind around 6 mph.

    High: 33 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 20. South wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Likely

  • Friday

    Friday: Snow.  Cloudy, with a high near 28. Light northwest wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 28 °F

    Snow

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a temperature rising to around 8 by 4am. Wind chill values as low as -10. South wind around 9 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 34. Wind chill values as low as -5. South southwest wind 6 to 11 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 37 mph.
Tuesday Night
Partly cloudy, with a low around 16. West wind 10 to 16 mph, with gusts as high as 32 mph.
Wednesday
Mostly sunny, with a high near 30. West wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 9. Southwest wind around 6 mph.
Thursday
Mostly cloudy, with a high near 33. South wind around 6 mph.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 20. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow. Cloudy, with a high near 28. Light northwest wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 11.
Saturday
A slight chance of snow before 11am. Mostly cloudy, with a high near 20.
Saturday Night
Partly cloudy, with a low around 0.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 28.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 111.99°W (Elev. 3878 ft)
1:30 pm MST Jan 20, 2025
4pm MST Jan 20, 2025-6pm MST Jan 27, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database