National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. 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 54%
Wind Speed E 4 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 03 Oct 10:35 AM MDT
Extended Forecast for

Ulm MTSimilar City Names

  • Today

    Today: Mostly sunny, with a high near 69. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. East wind 5 to 8 mph becoming calm in the evening.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Light and variable wind becoming south southwest 5 to 8 mph after midnight.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 84. South southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. South southwest wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. Southwest wind 3 to 6 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 69. Calm wind becoming east 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 39. East wind 5 to 8 mph becoming calm in the evening.
Sunday
Sunny, with a high near 77. Light and variable wind.
Sunday Night
Mostly clear, with a low around 46. Light and variable wind becoming south southwest 5 to 8 mph after midnight.
Monday
Mostly sunny, with a high near 84. South southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Monday Night
Mostly clear, with a low around 50. South southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 80. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 47. Southwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 78. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ulm MTSimilar City Names
 47.43°N 111.51°W (Elev. 3392 ft)
Last Update:
10:36 am MDT Oct 3, 2026
Forecast Valid:
10am MDT Oct 3, 2026-6pm MDT Oct 9, 2026
 
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