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

Heavy Rain and Thunderstorms in the Lower Ohio Valley and Southeast; Flooding Continues Along the East Coast of Florida

An approaching cold front may produce isolated heavy rainfall and severe weather today over portions of the Lower Ohio Valley and Southeast. While the heavy rainfall is ending across east Florida, significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

46°F

8°C

Humidity 49%
Wind Speed WNW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 04 Nov 12:20 PM MST
Extended Forecast for

Great Falls International Airport MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. Light south southeast wind becoming south southwest 6 to 11 mph after midnight.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 54. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 37 mph.

    High: 54 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Breezy, with a southwest wind 21 to 25 mph, with gusts as high as 38 mph.

    Low: 42 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 60. Southwest wind 14 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. Breezy.

    High: 62 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 49. Light and variable wind.
Tonight
Mostly clear, with a low around 31. Light south southeast wind becoming south southwest 6 to 11 mph after midnight.
Thursday
Mostly sunny, with a high near 54. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Thursday Night
Partly cloudy, with a low around 35. Southwest wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 54. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 37 mph.
Friday Night
Partly cloudy, with a low around 42. Breezy, with a southwest wind 21 to 25 mph, with gusts as high as 38 mph.
Saturday
Mostly sunny, with a high near 60. Southwest wind 14 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 42. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 62. Breezy.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.49°N 111.37°W (Elev. 3635 ft)
Last Update:
11:36 pm MST Nov 3, 2026
Forecast Valid:
12pm MST Nov 4, 2026-6pm MST Nov 10, 2026
 
Forecast Discussion
 
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Additional Resources

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