Cold Front to Bring Cooling and Heavy Rain in the East; Building Heat and Monsoon in the West

A slow moving cold front will bring temperatures back to near normal early this week in the East. Strong to severe storms ahead of the front may produce damaging winds and heavy rain that could cause flash flooding. Strengthening high pressure in the West will produce surging monsoon moisture with potential for flash flooding. Heat may become excessive in the Desert Southwest this week. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675ft.

Fair

88°F

31°C

Humidity 27%
Wind Speed VRBL 3 MPH
Barometer 30.13 in (1017.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 22 Jul 4:53 pm MDT
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 60. East wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 60 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 5pm.  Sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the afternoon.

    Sunny then
    Slight Chance
    T-storms

    High: 95 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 1am.  Cloudy, then gradually becoming partly cloudy, with a low around 63. South wind 5 to 8 mph, with gusts as high as 18 mph.

    Chance
    T-storms then
    Chance
    Showers

    Low: 63 °F

  • Wednesday

    Wednesday: Sunny, with a high near 88. Breezy, with a south wind 7 to 12 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.

    Sunny then
    Sunny and
    Breezy

    High: 88 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 51. Breezy, with a west wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 37 mph.

    Clear and
    Breezy then
    Clear

    Low: 51 °F

  • Thursday

    Thursday: Sunny, with a high near 87.

    Sunny

    High: 87 °F

  • Thursday
    Night

    Thursday Night: Clear, with a low around 52.

    Clear

    Low: 52 °F

  • Friday

    Friday: Sunny, with a high near 91.

    Sunny

    High: 91 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 58.

    Partly Cloudy

    Low: 58 °F

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 8pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 60. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 63. South wind 5 to 8 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 88. Breezy, with a south wind 7 to 12 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
Clear, with a low around 51. Breezy, with a west wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 37 mph.
Thursday
Sunny, with a high near 87.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Great Falls MT
 47.49°N 111.31°W (Elev. 3399 ft)
4:44 pm MDT Jul 22, 2019
5pm MDT Jul 22, 2019-6pm MDT Jul 29, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database