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

SHENANGO (SGOM8)

Lat: 45.45964°NLon: 111.24447°WElev: 5391.0ft.

NA

48°F

9°C

Humidity 60%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 03 Oct 11:39 PM MDT
Extended Forecast for

Gallatin Gateway MT

  • Overnight

    Overnight: Mostly clear, with a low around 43. South southeast wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. South southeast wind around 6 mph becoming calm in the afternoon.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. Light and variable wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 18 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. South southeast wind around 7 mph becoming west northwest in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. Light and variable wind becoming south 5 to 10 mph in the evening.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. South wind 5 to 8 mph becoming northwest in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. Light and variable wind becoming south around 5 mph in the evening.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 43. South southeast wind 3 to 5 mph.
Sunday
Sunny, with a high near 77. South southeast wind around 6 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 50. Light and variable wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 82. South southeast wind around 7 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 49. Light and variable wind becoming south 5 to 10 mph in the evening.
Tuesday
Sunny, with a high near 76. South wind 5 to 8 mph becoming northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 47. Light and variable wind becoming south around 5 mph in the evening.
Wednesday
Sunny, with a high near 75. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A slight chance of rain. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gallatin Gateway MT
 45.59°N 111.19°W (Elev. 4997 ft)
Last Update:
10:41 pm MDT Oct 3, 2026
Forecast Valid:
12am MDT Oct 4, 2026-6pm MDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation