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.

Overcast

57°F

14°C

Humidity 44%
Wind Speed W 14 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 May 11:35 AM MDT
Extended Forecast for

Great Falls MT

  • Today

    Today: A 30 percent chance of showers, mainly after 5pm. Mostly sunny, with a temperature falling to around 55 by 5pm. Windy, with a west wind 23 to 30 mph, with gusts as high as 45 mph.

    High: 61 °F⇓

    Chance
    Showers and
    Windy

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 39. Breezy, with a west wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 40 mph.

    Low: 39 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64. West southwest wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 40. West wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 22 mph.

    Low: 40 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • 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 10 mph. Chance of precipitation is 70%.

    High: 57 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 38. Northwest wind 6 to 10 mph becoming west southwest after midnight.

    Low: 38 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 60. West southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.

    High: 60 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 37. North wind 5 to 9 mph becoming south southwest 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

Today
A 30 percent chance of showers, mainly after 5pm. Mostly sunny, with a temperature falling to around 55 by 5pm. Windy, with a west wind 23 to 30 mph, with gusts as high as 45 mph.
Tonight
A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 39. Breezy, with a west wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 40 mph.
Saturday
Sunny, with a high near 64. West southwest wind 14 to 18 mph, with gusts as high as 30 mph.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 40. West wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 22 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 10 mph. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38. Northwest wind 6 to 10 mph becoming west southwest after midnight.
Monday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 60. West southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.
Monday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 37. North wind 5 to 9 mph becoming south southwest after midnight.
Tuesday
A slight chance of showers after noon. Mostly sunny, with a high near 66.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 41.
Wednesday
Showers likely. 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 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.52°N 111.28°W (Elev. 3399 ft)
Last Update:
9:26 am MDT May 17, 2024
Forecast Valid:
11am MDT May 17, 2024-6pm MDT May 23, 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