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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

9°F

-13°C

Humidity 94%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 8°F (-13°C)
Visibility NA
Last update 21 Jan 03:15 AM MST
Extended Forecast for

6 Miles E Elliston MT

  • Overnight

    Overnight: Mostly clear, with a low around 13. West wind around 10 mph.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 23. East northeast wind around 7 mph becoming west in the afternoon.

    High: 23 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 7. Wind chill values as low as -3. West southwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 7 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 14. Wind chill values as low as -6. Northeast wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 14 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 7.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 13. West wind around 10 mph.
Wednesday
Partly sunny, with a high near 23. East northeast wind around 7 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 7. Wind chill values as low as -3. West southwest wind 5 to 7 mph becoming east northeast after midnight.
Thursday
Partly sunny, with a high near 14. Wind chill values as low as -6. Northeast wind 8 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around -3. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Friday
Mostly sunny and cold, with a high near 7.
Friday Night
Partly cloudy, with a low around 0.
Saturday
Mostly sunny, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 14.
Monday
A slight chance of snow. Partly sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 32.
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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:
2:06 am MST Jan 21, 2026
Forecast Valid:
3am MST Jan 21, 2026-6pm MST Jan 27, 2026
 
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