Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

NA

34°F

1°C

Humidity 71%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 11 Oct 11:30 AM MDT
Extended Forecast for

7 Miles NE Elliston MT

Winter Storm Warning until October 12, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until October 12, 06:00am

    NOW until 6:00am Mon

    Winter Storm Warning

  • Today

    High: 27 °F

    Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times.  Low around 21. North northeast wind 10 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 21 °F

    Heavy Snow

  • Columbus Day

    Columbus Day: A 50 percent chance of snow before 8am.  Mostly cloudy, with a high near 31. North northeast wind 5 to 7 mph becoming calm  in the afternoon.  New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Calm wind becoming west southwest 5 to 8 mph in the evening.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. West southwest wind 5 to 9 mph.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Today
Snow, mainly after 2pm. High near 27. Northeast wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow. The snow could be heavy at times. Low around 21. North northeast wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Columbus Day
A 50 percent chance of snow before 8am. Mostly cloudy, with a high near 31. North northeast wind 5 to 7 mph becoming calm in the afternoon. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 22. Calm wind becoming west southwest 5 to 8 mph in the evening.
Tuesday
Mostly sunny, with a high near 38. West southwest wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Mostly clear, with a low around 29.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Elliston MT
 46.62°N 112.33°W (Elev. 5797 ft)
2:01 am MDT Oct 11, 2026
11am 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