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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

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

light snow,mist

32°F

0°C

Humidity 100%
Wind Speed N 11 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 32°F (0°C)
Visibility 0.75 mi
Wind Chill23°F (-5°C)
Last update 10 Oct 11:09 PM MDT
Extended Forecast for

Great Falls MT

Winter Storm Warning October 10, 11:20pm until October 12, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning October 10, 11:20pm until October 12, 06:00am

    NOW until 6:00am Mon

    Winter Storm Warning

  • Tonight

    Low: 28 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow. Patchy blowing snow before 3pm. High near 33. North northeast wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow. Steady temperature around 29. North northeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Snow

  • Columbus Day

    Columbus Day: Snow likely before noon. Cloudy, with a high near 36. North northeast wind 5 to 10 mph becoming light and variable in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely
    then Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Southwest wind 3 to 5 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54. Southwest wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 54 °F

    Sunny

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Patchy blowing snow. Low around 28. North wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.
Sunday
Snow. Patchy blowing snow before 3pm. High near 33. North northeast wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow. Steady temperature around 29. North northeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Columbus Day
Snow likely before noon. Cloudy, with a high near 36. North northeast wind 5 to 10 mph becoming light and variable in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 22. Calm wind.
Tuesday
Mostly sunny, with a high near 47. Southwest wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 26. Calm wind becoming south southwest around 5 mph after midnight.
Wednesday
Sunny, with a high near 54. Southwest wind 5 to 7 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
A slight chance of rain. Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
10:27 pm MDT Oct 10, 2026
Forecast Valid:
11pm 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