Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

57°F

14°C

Humidity 35%
Wind Speed SW 26 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Mar 09:20 AM MDT
Extended Forecast for

Great Falls International Airport MT

  • Today

    Today: Partly sunny, with a high near 63. Windy, with a west southwest wind 23 to 32 mph, with gusts as high as 49 mph.

    High: 63 °F

    Partly Sunny
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 37 mph.

    Low: 46 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 69. Windy, with a southwest wind 22 to 31 mph, with gusts as high as 45 mph.

    High: 69 °F

    Mostly Cloudy
    and Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 38 mph.

    Low: 46 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 68. Windy, with a southwest wind 18 to 23 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 55 mph.

    High: 68 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Breezy, with a west southwest wind 24 to 29 mph decreasing to 18 to 23 mph in the evening. Winds could gust as high as 44 mph.

    Low: 43 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain before noon.  Partly sunny, with a high near 56. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 32 mph.

    High: 56 °F

    Slight Chance
    Rain then
    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Southwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 63. Windy, with a west southwest wind 23 to 32 mph, with gusts as high as 49 mph.
Tonight
Mostly cloudy, with a low around 46. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 37 mph.
Thursday
Mostly cloudy, with a high near 69. Windy, with a southwest wind 22 to 31 mph, with gusts as high as 45 mph.
Thursday Night
Mostly cloudy, with a low around 46. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 38 mph.
Friday
Mostly cloudy, with a high near 68. Windy, with a southwest wind 18 to 23 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 55 mph.
Friday Night
Mostly cloudy, with a low around 43. Breezy, with a west southwest wind 24 to 29 mph decreasing to 18 to 23 mph in the evening. Winds could gust as high as 44 mph.
Saturday
A 20 percent chance of rain before noon. Partly sunny, with a high near 56. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 32 mph.
Saturday Night
Partly cloudy, with a low around 25. Southwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.
Sunday
Sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
4:48 am MDT Mar 18, 2026
9am MDT Mar 18, 2026-6pm MDT Mar 24, 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