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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

Helena Regional Airport (KHLN)

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

light snow,mist

35°F

2°C

Humidity 84%
Wind Speed NNW 10 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 31°F (-1°C)
Visibility 6.00 mi
Wind Chill27°F (-3°C)
Last update 10 Oct 06:53 PM MDT
Extended Forecast for

East Helena MT

Winter Weather Advisory until October 12, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until October 12, 06:00am

    NOW until 6:00am Mon

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow. Patchy blowing snow before 9am. High near 32. North northwest wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow. Steady temperature around 29. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Snow

  • Columbus Day

    Columbus Day: A 50 percent chance of snow before noon. Mostly cloudy, with a high near 38. Northwest wind 5 to 10 mph becoming light north in the afternoon. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Light and variable wind.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. Calm wind becoming south southwest around 5 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. Light south wind.

    High: 53 °F

    Sunny

Detailed Forecast

Tonight
Snow. Patchy blowing snow after 9pm. Low around 27. Blustery, with a north northwest wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Sunday
Snow. Patchy blowing snow before 9am. High near 32. North northwest wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow. Steady temperature around 29. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Columbus Day
A 50 percent chance of snow before noon. Mostly cloudy, with a high near 38. Northwest wind 5 to 10 mph becoming light north in the afternoon. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 23. Light and variable wind.
Tuesday
Mostly sunny, with a high near 46. Calm wind.
Tuesday Night
Mostly clear, with a low around 24. Calm wind becoming south southwest around 5 mph.
Wednesday
Sunny, with a high near 53. Light south wind.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Helena MT
 46.59°N 111.92°W (Elev. 3891 ft)
Last Update:
4:26 pm MDT Oct 10, 2026
Forecast Valid:
7pm MDT Oct 10, 2026-6pm MDT Oct 17, 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