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.

Clear

61°F

16°C

Humidity 36%
Wind Speed WSW 23 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Mar 02:20 AM MDT
Extended Forecast for

Great Falls MT

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

    Overnight: Cloudy, with a low around 59. Southwest wind around 21 mph, with gusts as high as 29 mph.

    Low: 59 °F

    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 81. Windy, with a southwest wind 20 to 25 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 55 mph.

    High: 81 °F

    Decreasing
    Clouds and
    Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. Breezy, with a southwest wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 41 mph.

    Low: 54 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain after noon.  Mostly cloudy, with a high near 63. Breezy, with a southwest wind 14 to 23 mph becoming north northwest in the afternoon. Winds could gust as high as 32 mph.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. North wind 8 to 18 mph becoming southwest after midnight. Winds could gust as high as 26 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Southwest wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. South southwest wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60. West wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 59. Southwest wind around 21 mph, with gusts as high as 29 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 81. Windy, with a southwest wind 20 to 25 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 55 mph.
Friday Night
Partly cloudy, with a low around 54. Breezy, with a southwest wind 24 to 29 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 41 mph.
Saturday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 63. Breezy, with a southwest wind 14 to 23 mph becoming north northwest in the afternoon. Winds could gust as high as 32 mph.
Saturday Night
Mostly clear, with a low around 29. North wind 8 to 18 mph becoming southwest after midnight. Winds could gust as high as 26 mph.
Sunday
Sunny, with a high near 55. Southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 31. South southwest wind 6 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly cloudy, with a high near 60. West wind 5 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 64.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 63. Windy.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 31. Breezy.
Thursday
A slight chance of snow. Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
12:32 am MDT Mar 20, 2026
2am 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