Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Afton WY (KAFO)

Lat: 42.71133°NLon: 110.94217°WElev: 6201.0ft.

Mostly Cloudy

9°F

-13°C

Humidity 84%
Wind Speed NW 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 28 Dec 02:30 AM MST
Extended Forecast for

20 Miles SE Smoot WY

  • Overnight

    Overnight: A 20 percent chance of snow before 3am.  Partly cloudy, with a low around -4. Wind chill values as low as -25. Blustery, with a west northwest wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: -4 °F

    Slight Chance
    Snow and
    Blustery

  • Sunday

    Sunday: Sunny and cold, with a high near 9. Wind chill values as low as -25. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 9 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. Wind chill values as low as -15. West northwest wind around 9 mph.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 24. Wind chill values as low as -5. West northwest wind 6 to 9 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13. West northwest wind around 8 mph.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29. West northwest wind 6 to 8 mph.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. Northwest wind 6 to 8 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow before 3am. Partly cloudy, with a low around -4. Wind chill values as low as -25. Blustery, with a west northwest wind 14 to 16 mph, with gusts as high as 24 mph.
Sunday
Sunny and cold, with a high near 9. Wind chill values as low as -25. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 2. Wind chill values as low as -15. West northwest wind around 9 mph.
Monday
Sunny, with a high near 24. Wind chill values as low as -5. West northwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 13. West northwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 29. West northwest wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 16. Northwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
Partly sunny, with a high near 34.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Mostly cloudy, with a high near 30.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19. Breezy.
Saturday
A chance of snow. Mostly cloudy, with a high near 26. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles SE Smoot WY
 42.4°N 110.67°W (Elev. 9600 ft)
2:46 am MST Dec 28, 2025
2am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database