Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Overcast

56°F

13°C

Humidity 43%
Wind Speed S 10 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Mar 03:53 AM MDT
Extended Forecast for

Great Falls International Airport MT

High Wind Warning March 20, 09:00am until March 21, 12:00pm
Click here for hazard details and duration
High Wind Warning
  • Today

    Today: Patchy blowing dust after noon. Cloudy, then gradually becoming mostly sunny, with a high near 79. Windy, with a southwest wind 21 to 26 mph increasing to 34 to 39 mph in the afternoon. Winds could gust as high as 60 mph.

    High: 79 °F

    Windy. Cloudy
    then Patchy
    Blowing Dust

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Windy, with a southwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 45 mph.

    Low: 56 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain after noon.  Partly sunny, with a temperature falling to around 52 by 5pm. Breezy, with a south southwest wind 17 to 22 mph becoming west 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 61 °F

    Breezy.
    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. North northwest wind 10 to 20 mph becoming southwest after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29. South southwest wind 9 to 18 mph, with gusts as high as 28 mph.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 57. South southwest wind 8 to 15 mph, with gusts as high as 22 mph.

    High: 57 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. West wind 6 to 13 mph becoming north northeast in the evening. Winds could gust as high as 21 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy blowing dust after noon. Cloudy, then gradually becoming mostly sunny, with a high near 79. Windy, with a southwest wind 21 to 26 mph increasing to 34 to 39 mph in the afternoon. Winds could gust as high as 60 mph.
Tonight
Partly cloudy, with a low around 56. Windy, with a southwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 45 mph.
Saturday
A 40 percent chance of rain after noon. Partly sunny, with a temperature falling to around 52 by 5pm. Breezy, with a south southwest wind 17 to 22 mph becoming west 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
Mostly clear, with a low around 29. North northwest wind 10 to 20 mph becoming southwest after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 54. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Mostly cloudy, with a low around 29. South southwest wind 9 to 18 mph, with gusts as high as 28 mph.
Monday
Mostly cloudy, with a high near 57. South southwest wind 8 to 15 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 33. West wind 6 to 13 mph becoming north northeast in the evening. Winds could gust as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 62. Windy.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 30. Breezy.
Thursday
A slight chance of snow. Mostly sunny, with a high near 48. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
3:47 am MDT Mar 20, 2026
4am MDT Mar 20, 2026-6pm MDT Mar 26, 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