Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

14°F

-10°C

Humidity 70%
Wind Speed S 6 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Wind Chill5°F (-15°C)
Last update 22 Jan 09:15 AM MST
Extended Forecast for

17 Miles W Gardiner MT

  • Today

    Today: Partly sunny, with a high near 18. Wind chill values as low as zero. West wind around 6 mph.

    High: 18 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 2. Wind chill values as low as -10. North wind around 7 mph.

    Low: 2 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny and cold, with a high near 5. Wind chill values as low as -15. North wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 5 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -6. Wind chill values as low as -20. North wind 7 to 10 mph becoming west after midnight.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 7. Northwest wind 8 to 10 mph.

    High: 7 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 1. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 1 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 14. Southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 14 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 4. Breezy.

    Low: 4 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 18. Breezy.

    High: 18 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 18. Wind chill values as low as zero. West wind around 6 mph.
Tonight
Mostly cloudy, with a low around 2. Wind chill values as low as -10. North wind around 7 mph.
Friday
Mostly cloudy, then gradually becoming sunny and cold, with a high near 5. Wind chill values as low as -15. North wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around -6. Wind chill values as low as -20. North wind 7 to 10 mph becoming west after midnight.
Saturday
Mostly sunny and cold, with a high near 7. Northwest wind 8 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 1. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 14. Southwest wind around 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 4. Breezy.
Monday
Mostly sunny, with a high near 18. Breezy.
Monday Night
Mostly cloudy, with a low around 9. Breezy.
Tuesday
Partly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
Partly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Gardiner MT
 45.08°N 111.07°W (Elev. 9426 ft)
9:01 am MST Jan 22, 2026
10am MST Jan 22, 2026-6pm MST Jan 28, 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