Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

SHENANGO (SGOM8)

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

NA

31°F

-1°C

Humidity 92%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 11 Oct 05:39 AM MDT
Extended Forecast for

Gallatin Gateway MT

Winter Weather Advisory October 11, 05:58am until October 11, 06:00pm
Winter Storm Warning October 11, 06:00pm until October 12, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Weather Advisory October 11, 05:58am until October 11, 06:00pm

    NOW until 6:00pm Sun

    Winter Weather Advisory

  • Overnight

    Low: 31 °F

    Rain/Snow

  • Sunday

    Sunday: Rain and snow.  High near 33. Light and variable wind becoming northeast around 6 mph in the afternoon.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 7pm.  Low around 25. Northeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Rain/Snow
    then Snow

  • Columbus Day

    Columbus Day: A 40 percent chance of snow before 7am.  Mostly cloudy, with a high near 38. Calm wind.  New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Sunny

Detailed Forecast

Overnight
Rain and snow. Low around 31. West northwest wind around 5 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday
Rain and snow. High near 33. Light and variable wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Sunday Night
Rain and snow, becoming all snow after 7pm. Low around 25. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Columbus Day
A 40 percent chance of snow before 7am. Mostly cloudy, with a high near 38. Calm wind. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 22. Calm wind.
Tuesday
Mostly sunny, with a high near 44. Calm wind.
Tuesday Night
Partly cloudy, with a low around 26. Calm wind.
Wednesday
Sunny, with a high near 49. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Gallatin Gateway MT
 45.59°N 111.19°W (Elev. 4997 ft)
4:42 am MDT Oct 11, 2026
5am MDT Oct 11, 2026-6pm MDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database