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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 >

Hazardous Weather Conditions

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

unknown precip

45°F

7°C

Humidity 73%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 10 Oct 09:30 AM MDT
Extended Forecast for

8 Miles WNW Elliston MT

Winter Storm Warning October 10, 06:00pm until October 12, 06:00am
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: Rain before 4pm, then rain and snow. Snow level 6200 feet lowering to 5200 feet in the afternoon . High near 48. Light north northwest wind becoming north northeast 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain then
    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 3am. Patchy blowing snow between 11pm and 3am. Low around 20. Northeast wind 13 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow. Patchy blowing snow between 10am and noon. High near 35. Northeast wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow. Low around 19. Northeast wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Snow

  • Columbus Day

    Columbus Day: A 40 percent chance of snow before noon. Mostly cloudy, with a high near 40. Light northeast wind. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    then Partly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 17.

    Low: 17 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 11am. Otherwise, mostly sunny, with a high near 46.

    High: 46 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Rain before 4pm, then rain and snow. Snow level 6200 feet lowering to 5200 feet in the afternoon . High near 48. Light north northwest wind becoming north northeast 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Snow, possibly mixed with rain, becoming all snow after 3am. Patchy blowing snow between 11pm and 3am. Low around 20. Northeast wind 13 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow. Patchy blowing snow between 10am and noon. High near 35. Northeast wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow. Low around 19. Northeast wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Columbus Day
A 40 percent chance of snow before noon. Mostly cloudy, with a high near 40. Light northeast wind. New snow accumulation of less than a half inch possible.
Monday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 17.
Tuesday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 46.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Sunny, with a high near 50.
Wednesday Night
A slight chance of rain before 3am, then a slight chance of rain and snow. Partly cloudy, with a low around 23.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Elliston MT
 46.6°N 112.6°W (Elev. 4800 ft)
Last Update:
6:57 am MDT Oct 10, 2026
Forecast Valid:
9am MDT Oct 10, 2026-6pm MDT Oct 16, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation