Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. 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 27%
Wind Speed SW 17 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 22 Mar 12:30 PM MDT
Extended Forecast for

Great Falls MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 56. West wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. West southwest wind 8 to 13 mph becoming light southwest  after midnight. Winds could gust as high as 22 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 60 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. West southwest wind 3 to 8 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow after noon.  Mostly cloudy, with a high near 52. West southwest wind 6 to 9 mph becoming northwest in the afternoon.  Chance of precipitation is 20%.

    High: 52 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 44. North northwest wind 9 to 15 mph becoming south in the evening. Winds could gust as high as 26 mph.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Windy, with a southwest wind 17 to 22 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 64 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am.  Partly cloudy, with a low around 27. Breezy, with a west wind 19 to 24 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph.

    Low: 27 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 56. West wind 14 to 16 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 31. West southwest wind 8 to 13 mph becoming light southwest after midnight. Winds could gust as high as 22 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 37. West southwest wind 3 to 8 mph.
Tuesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 52. West southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 44. North northwest wind 9 to 15 mph becoming south in the evening. Winds could gust as high as 26 mph.
Wednesday
Partly sunny, with a high near 64. Windy, with a southwest wind 17 to 22 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 47 mph.
Wednesday Night
A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 27. Breezy, with a west wind 19 to 24 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 24.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
12:51 pm MDT Mar 22, 2026
12pm MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
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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