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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Hazardous Weather Conditions

Current conditions at

SHENANGO (SGOM8)

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

NA

28°F

-2°C

Humidity 95%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 12 Oct 11:39 PM MDT
Extended Forecast for

Gallatin Gateway MT

Dense Fog Advisory until October 13, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until October 13, 12:00pm

    NOW until 12:00pm Tue

    Dense Fog Advisory

  • Overnight

    Low: 26 °F

    Areas Dense
    Fog

  • Tuesday

    Tuesday: Areas of dense fog before noon. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Calm wind becoming south around 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, sunny, with a high near 46. Light and variable wind.

    High: 46 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. Calm wind becoming south southwest around 5 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Calm wind becoming southeast around 5 mph in the evening.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. South wind around 6 mph becoming calm in the afternoon.

    High: 64 °F

    Sunny

Detailed Forecast

Overnight
Areas of dense fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.
Tuesday
Areas of dense fog before noon. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 38. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 23. Calm wind becoming south around 5 mph.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 46. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 32. Calm wind becoming south southwest around 5 mph.
Thursday
Sunny, with a high near 54. Light and variable wind.
Thursday Night
Mostly clear, with a low around 30. Calm wind becoming southeast around 5 mph in the evening.
Friday
Sunny, with a high near 64. South wind around 6 mph becoming calm in the afternoon.
Friday Night
Clear, with a low around 36.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gallatin Gateway MT
 45.59°N 111.19°W (Elev. 4997 ft)
Last Update:
10:41 pm MDT Oct 12, 2026
Forecast Valid:
12am MDT Oct 13, 2026-6pm MDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation