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.

unknown precip

32°F

0°C

Humidity 85%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 11 Oct 03:15 PM MDT
Extended Forecast for

8 Miles E Maxville 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

  • This Afternoon

    High: 24 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 4am.  Low around 20. East wind around 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 29. East wind 5 to 7 mph becoming calm  in the morning.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Calm wind becoming southwest around 6 mph after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. Southwest wind around 6 mph becoming light and variable  in the afternoon.

    High: 33 °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 39.

    High: 39 °F

    Sunny

  • Wednesday Night

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

    Low: 29 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow. High near 24. East wind around 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 4am. Low around 20. East wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Columbus Day
Partly sunny, with a high near 29. East wind 5 to 7 mph becoming calm in the morning.
Monday Night
Mostly cloudy, with a low around 23. Calm wind becoming southwest around 6 mph after midnight.
Tuesday
Mostly sunny, with a high near 33. Southwest wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Mostly clear, with a low around 29.
Thursday
Sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 48.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Maxville MT
 46.45°N 113.07°W (Elev. 7635 ft)
2:01 pm MDT Oct 11, 2026
3pm MDT Oct 11, 2026-6pm MDT Oct 18, 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