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

Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast Friday

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. Damaging hurricane-force winds and life-threatening storm surge impacts are expected Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

52°F

11°C

Humidity 40%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 07 Oct 11:10 PM MDT
Extended Forecast for

Helena MT

Fire Weather Watch October 9, 12:00pm until October 9, 06:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Tonight

    Tonight: Mostly clear, with a low around 46. Southwest wind 3 to 5 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 77. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. Light and variable wind becoming southwest 5 to 7 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. Light south southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 31 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. West wind 5 to 9 mph becoming light west northwest after midnight. Winds could gust as high as 22 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely. Mostly cloudy, with a high near 56. Light northwest wind becoming north 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain and snow, becoming all snow after midnight. Low around 28. North wind 13 to 21 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Rain/Snow
    then Snow

  • Sunday

    Sunday: Snow. Cloudy, with a high near 37. North wind 10 to 16 mph, with gusts as high as 32 mph.

    High: 37 °F

    Snow

  • Sunday Night

    Sunday Night: A chance of snow. Cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Southwest wind 3 to 5 mph.
Thursday
Increasing clouds, with a high near 77. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 49. Light and variable wind becoming southwest 5 to 7 mph.
Friday
Mostly sunny, with a high near 80. Light south southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 31 mph.
Friday Night
Partly cloudy, with a low around 45. West wind 5 to 9 mph becoming light west northwest after midnight. Winds could gust as high as 22 mph.
Saturday
Rain likely. Mostly cloudy, with a high near 56. Light northwest wind becoming north 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Rain and snow, becoming all snow after midnight. Low around 28. North wind 13 to 21 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Sunday
Snow. Cloudy, with a high near 37. North wind 10 to 16 mph, with gusts as high as 32 mph.
Sunday Night
A chance of snow. Cloudy, with a low around 26.
Columbus Day
A chance of snow before noon. Partly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 33.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 54.
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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:
10:31 pm MDT Oct 7, 2026
Forecast Valid:
11pm MDT Oct 7, 2026-6pm MDT Oct 14, 2026
 
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