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

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

25°F

-4°C

Humidity 57%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 21 Feb 12:00 PM MST
Extended Forecast for

6 Miles E Elliston MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 26. East wind 6 to 8 mph.

    High: 26 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. East wind around 7 mph.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 38. South southeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of snow after 11am. Mostly sunny, with a high near 41. Southwest wind 14 to 18 mph, with gusts as high as 31 mph.

    High: 41 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 31. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow before 5pm, then rain and snow. High near 37. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 8pm. Mostly cloudy, with a low around 24. Breezy.

    Low: 24 °F

    Breezy.
    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow likely, mainly before 11am. Partly sunny, with a high near 29. Windy.

    High: 29 °F

    Snow Likely
    and Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 26. East wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 13. East wind around 7 mph.
Sunday
Sunny, with a high near 38. South southeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 25. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Monday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 41. Southwest wind 14 to 18 mph, with gusts as high as 31 mph.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 31. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 5pm, then rain and snow. High near 37. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Tuesday Night
Rain and snow, becoming all snow after 8pm. Mostly cloudy, with a low around 24. Breezy.
Wednesday
Snow likely, mainly before 11am. Partly sunny, with a high near 29. Windy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 22. Windy.
Thursday
A chance of snow. Mostly sunny, with a high near 36. Windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 25. Windy.
Friday
A chance of snow. Partly sunny, with a high near 35. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Elliston MT
 46.56°N 112.32°W (Elev. 6168 ft)
Last Update:
11:22 am MST Feb 21, 2026
Forecast Valid:
12pm MST Feb 21, 2026-6pm MST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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