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

19°F

-7°C

Humidity 73%
Wind Speed SSW 4 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 10 Mar 06:00 AM 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

  • Today

    Today: A 20 percent chance of snow after 2pm. Mostly sunny, with a high near 38. South southwest wind 9 to 14 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 21. Southwest wind 13 to 18 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Breezy, with a southwest wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 36. Windy, with a southwest wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Rain
    and Windy

  • Thursday

    Thursday: Rain likely before noon, then rain and snow between noon and 3pm, then snow after 3pm. High near 49. Windy, with a west southwest wind 37 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 49 °F

    Windy. Rain
    Likely then
    Rain/Snow

  • Thursday Night

    Thursday Night: Snow. Low around 29. Breezy, with a west wind 23 to 28 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow and
    Breezy

  • Friday

    Friday: Rain and snow before 9am, then snow between 9am and 3pm, then rain and snow after 3pm. High near 41. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow, becoming all snow after midnight. Cloudy, with a low around 20. West wind 10 to 18 mph becoming north after midnight. Winds could gust as high as 28 mph.

    Low: 20 °F

    Rain/Snow
    then Snow

  • Saturday

    Saturday: Snow. Cloudy, with a high near 31.

    High: 31 °F

    Snow

Detailed Forecast

Today
A 20 percent chance of snow after 2pm. Mostly sunny, with a high near 38. South southwest wind 9 to 14 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 21. Southwest wind 13 to 18 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 45. Breezy, with a southwest wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 43 mph.
Wednesday Night
A chance of snow before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 36. Windy, with a southwest wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
Rain likely before noon, then rain and snow between noon and 3pm, then snow after 3pm. High near 49. Windy, with a west southwest wind 37 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Snow. Low around 29. Breezy, with a west wind 23 to 28 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
Rain and snow before 9am, then snow between 9am and 3pm, then rain and snow after 3pm. High near 41. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow, becoming all snow after midnight. Cloudy, with a low around 20. West wind 10 to 18 mph becoming north after midnight. Winds could gust as high as 28 mph.
Saturday
Snow. Cloudy, with a high near 31.
Saturday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 10.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 33.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Monday
A chance of rain and snow. Cloudy, with a high near 50.
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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:
5:22 am MDT Mar 10, 2026
Forecast Valid:
6am MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
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