Flooding Threat in Parts of Texas and New Mexico; Heat in the Western U.S.

Heavy to excessive rainfall across parts of central Texas into southern New Mexico may bring areas of flooding into this evening. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Hot temperatures are forecast for the far southwest U.S., parts of California, and the interior northwest U.S. this week. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

90°F

32°C

Humidity 14%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 31 Aug 03:35 PM MDT
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Widespread haze. Partly cloudy, with a low around 55. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 55 °F

    Haze

  • Labor Day

    Labor Day: Widespread haze before 5pm. Sunny, with a high near 91. Calm wind becoming east northeast 5 to 8 mph in the afternoon.

    High: 91 °F

    Haze

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. East northeast wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 90. Light and variable wind becoming north 5 to 8 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. Northeast wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. Northeast wind 5 to 9 mph becoming calm  after midnight.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread haze. Partly cloudy, with a low around 55. North northwest wind around 6 mph becoming calm in the evening.
Labor Day
Widespread haze before 5pm. Sunny, with a high near 91. Calm wind becoming east northeast 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. East northeast wind 5 to 9 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 90. Light and variable wind becoming north 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. Northeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 54. Northeast wind 5 to 9 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 84. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
2:08 pm MDT Aug 31, 2025
3pm MDT Aug 31, 2025-6pm MDT Sep 7, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database