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

Excessive Rainfall Possible for the Gulf Coast and Florida; 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 parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this 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 33%
Wind Speed SSW 12 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 04 Oct 10:55 PM MDT
Extended Forecast for

6 Miles WSW Ulm MT

  • Tonight

    Tonight: Mostly clear, with a low around 50. South southwest wind around 9 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 85. Southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Southwest wind 5 to 13 mph, with gusts as high as 24 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. Southwest wind 3 to 8 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. West wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 76. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. North northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 73. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. South southwest wind around 9 mph.
Monday
Mostly sunny, with a high near 85. Southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Partly cloudy, with a low around 50. Southwest wind 5 to 13 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 47. West wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 76. Calm wind becoming north northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 44. North northeast wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 73. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 79. Breezy.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
A chance of rain. Mostly cloudy, with a high near 60.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 36.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Ulm MT
 47.4°N 111.63°W (Elev. 3524 ft)
Last Update:
10:36 pm MDT Oct 4, 2026
Forecast Valid:
11pm MDT Oct 4, 2026-6pm MDT Oct 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation