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

Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

28°F

-2°C

Humidity 65%
Wind Speed W 11 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 09 Mar 07:53 PM MDT
Extended Forecast for

Great Falls International Airport MT

High Wind Watch March 11, 06:00pm until March 12, 06:00pm
Click here for hazard details and duration
High Wind Watch

  • Tonight

    Tonight: Partly cloudy, with a low around 19. Southwest wind 9 to 18 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before 2pm, then a slight chance of snow after 4pm. Partly sunny, with a high near 38. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. Southwest wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 45. Windy, with a southwest wind 18 to 23 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 45 °F

    Partly Sunny
    and Breezy
    then Slight
    Chance Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all rain after 3am. Mostly cloudy, with a low around 36. Windy, with a southwest wind 23 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow and
    Breezy then
    Rain/Snow
    Likely and
    Windy

  • Thursday

    Thursday: Rain, possibly mixed with snow. High near 50. Windy, with a west southwest wind 36 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 50 °F

    Rain/Snow and
    Windy

  • Thursday Night

    Thursday Night: Rain and snow. Low around 30. 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. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow and
    Breezy

  • Friday

    Friday: Rain and snow. Cloudy, with a high near 44. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 34 mph.

    High: 44 °F

    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 22.

    Low: 22 °F

    Rain/Snow
    then Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 19. Southwest wind 9 to 18 mph, with gusts as high as 29 mph.
Tuesday
A slight chance of snow before 2pm, then a slight chance of snow after 4pm. Partly sunny, with a high near 38. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 21. Southwest wind 14 to 20 mph, with gusts as high as 30 mph.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 45. Windy, with a southwest wind 18 to 23 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 45 mph.
Wednesday Night
Rain and snow likely, becoming all rain after 3am. Mostly cloudy, with a low around 36. Windy, with a southwest wind 23 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow. High near 50. Windy, with a west southwest wind 36 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Rain and snow. Low around 30. 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. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
Rain and snow. Cloudy, with a high near 44. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 34 mph.
Friday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 22.
Saturday
Snow. Cloudy, with a high near 34. Breezy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 11.
Sunday
A chance of snow. Mostly cloudy, with a high near 35.
Sunday Night
A chance of snow. Cloudy, with a low around 22.
Monday
A chance of rain and snow. Cloudy, with a high near 49. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
Last Update:
6:47 pm MDT Mar 9, 2026
Forecast Valid:
8pm MDT Mar 9, 2026-6pm MDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation