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

Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

54°F

12°C

Humidity 46%
Wind Speed NW 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 12 Nov 02:35 PM MST
Extended Forecast for

Helena MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Southwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 59. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 59 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. South southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. South southwest wind 3 to 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. South southeast wind 5 to 8 mph becoming calm after midnight.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. Light and variable wind.
Tonight
Mostly cloudy, with a low around 32. Southwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 59. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 33. South southeast wind 5 to 7 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 55. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 28. South southwest wind 3 to 7 mph.
Sunday
Mostly sunny, with a high near 53. Calm wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 30. South southeast wind 5 to 8 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 50.
Monday Night
A chance of rain. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 44.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.61°N 112.02°W (Elev. 3940 ft)
Last Update:
11:31 am MST Nov 12, 2026
Forecast Valid:
2pm MST Nov 12, 2026-6pm MST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation