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

28°F

-2°C

Humidity 79%
Wind Speed SW 8 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 22 Mar 07:35 AM MDT
Extended Forecast for

Great Falls MT

  • Today

    Today: Sunny, with a high near 57. West wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 31. West wind 9 to 14 mph becoming light and variable  after midnight. Winds could gust as high as 22 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 63. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 38. West southwest wind 5 to 10 mph becoming light south southwest  after midnight.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. West southwest wind 5 to 10 mph.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 44. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 62 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.

    Low: 28 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 57. West wind 10 to 16 mph, with gusts as high as 28 mph.
Tonight
Increasing clouds, with a low around 31. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Monday
Partly sunny, with a high near 63. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 38. West southwest wind 5 to 10 mph becoming light south southwest after midnight.
Tuesday
Mostly cloudy, with a high near 58. West southwest wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 44. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 62. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Partly cloudy, with a low around 28. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
6:51 am MDT Mar 22, 2026
7am 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