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. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday 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.

Mostly Cloudy

70°F

21°C

Humidity 26%
Wind Speed WSW 19 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 19 Mar 03:20 PM 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
  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 37 mph.

    Low: 52 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. Windy, with a southwest wind 16 to 21 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 49 mph.

    High: 76 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. Breezy, with a southwest wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 43 mph.

    Low: 49 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after noon.  Partly sunny, with a high near 64. West southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 64 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West northwest wind 6 to 16 mph becoming southwest after midnight. Winds could gust as high as 26 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Southwest wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Southwest wind 5 to 14 mph, with gusts as high as 24 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 37 mph.
Friday
Partly sunny, with a high near 76. Windy, with a southwest wind 16 to 21 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 49 mph.
Friday Night
Partly cloudy, with a low around 49. Breezy, with a southwest wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 43 mph.
Saturday
A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 64. West southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 31. West northwest wind 6 to 16 mph becoming southwest after midnight. Winds could gust as high as 26 mph.
Sunday
Mostly sunny, with a high near 56. Southwest wind 7 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 32. Southwest wind 5 to 14 mph, with gusts as high as 24 mph.
Monday
Mostly cloudy, with a high near 59. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 59. Breezy.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 26. Breezy.
Thursday
Mostly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
2:27 pm MDT Mar 19, 2026
3pm MDT Mar 19, 2026-6pm MDT Mar 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database