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

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

52°F

11°C

Humidity 34%
Wind Speed W 39 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 17 May 05:20 PM MDT
Extended Forecast for

Great Falls MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers. Mostly cloudy, with a steady temperature around 55. Windy, with a west wind around 30 mph, with gusts as high as 45 mph.

    High: 55 °F

    Chance
    Showers and
    Windy

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 39. Breezy, with a west wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 41 mph.

    Low: 39 °F

    Chance
    Showers and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 64. West southwest wind 14 to 21 mph, with gusts as high as 30 mph.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 57. West wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    High: 57 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. West wind 6 to 10 mph. Chance of precipitation is 50%.

    Low: 37 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 58. West southwest wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 37. North northwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 37 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after noon. Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers. Mostly cloudy, with a steady temperature around 55. Windy, with a west wind around 30 mph, with gusts as high as 45 mph.
Tonight
A 40 percent chance of showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 39. Breezy, with a west wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 41 mph.
Saturday
Sunny, with a high near 64. West southwest wind 14 to 21 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 40. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 24 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 57. West wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. West wind 6 to 10 mph. Chance of precipitation is 50%.
Monday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 58. West southwest wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Monday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 37. North northwest wind 5 to 9 mph becoming light and variable after midnight.
Tuesday
A slight chance of showers after noon. Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 62.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 40.
Thursday
Showers likely. Mostly cloudy, with a high near 55.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40.
Friday
A chance of showers. Partly sunny, with a high near 62.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.34°W (Elev. 3399 ft)
Last Update:
4:24 pm MDT May 17, 2024
Forecast Valid:
5pm MDT May 17, 2024-6pm MDT May 24, 2024
 
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