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

River Flooding Continues in East Florida; Rain and Thunderstorms from the Mid-Atlantic to the Northeast Thursday; Heavy Rain in Puerto Rico

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. Periods of rainfall and thunderstorms are expected across the Lower Great Lakes, Central Appalachians, Mid-Atlantic and Northeast Thursday and Friday. In Puerto Rico, increased moisture in the Atlantic will produce heavy rainfall for the island. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

39°F

4°C

Humidity 64%
Wind Speed SE 4 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 04 Nov 06:35 PM MST
Extended Forecast for

Great Falls International Airport MT

  • Tonight

    Tonight: Mostly clear, with a low around 31. Light and variable wind becoming south southwest 8 to 13 mph after midnight. Winds could gust as high as 18 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54. West southwest wind 15 to 21 mph, with gusts as high as 31 mph.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Southwest wind around 15 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. Breezy, with a southwest wind 16 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 43. Breezy, with a south southwest wind 22 to 26 mph, with gusts as high as 39 mph.

    Low: 43 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 61. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43. South wind 7 to 16 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 38 mph.

    High: 64 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Light and variable wind becoming south southwest 8 to 13 mph after midnight. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 54. West southwest wind 15 to 21 mph, with gusts as high as 31 mph.
Thursday Night
Mostly clear, with a low around 35. Southwest wind around 15 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 54. Breezy, with a southwest wind 16 to 25 mph, with gusts as high as 37 mph.
Friday Night
Partly cloudy, with a low around 43. Breezy, with a south southwest wind 22 to 26 mph, with gusts as high as 39 mph.
Saturday
Mostly sunny, with a high near 61. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 43. South wind 7 to 16 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 64. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 38 mph.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 59. Breezy.
Tuesday Night
Partly cloudy, with a low around 42.
Veterans Day
Mostly sunny, with a high near 60.
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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:
3:06 pm MST Nov 4, 2026
Forecast Valid:
6pm MST Nov 4, 2026-6pm MST Nov 11, 2026
 
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