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

OLD FAITHFUL RANGER STATION (OFAW4)

Lat: 44.456667°NLon: 110.849444°WElev: 7332.0ft.

NA

18°F

-8°C

Humidity 100%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 27 Dec 12:15 PM MST
Extended Forecast for

Madison WY

Winter Weather Advisory December 27, 01:25pm until December 27, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 27, 01:25pm until December 27, 05:00pm

    NOW until 5:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 13 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Wind chill values as low as -10. West northwest wind 5 to 9 mph becoming light  after midnight.

    Low: -2 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and cold, with a high near 10. Wind chill values as low as -10. West wind 5 to 7 mph.

    High: 10 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -1. Wind chill values as low as -10. South wind 3 to 5 mph.

    Low: -1 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 21. Calm wind becoming west southwest around 5 mph.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 7. South southwest wind 3 to 5 mph.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. Light south wind.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of snow showers, mainly before 2pm. Some thunder is also possible. Partly sunny, with a steady temperature around 13. Wind chill values as low as zero. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around -2. Wind chill values as low as -10. West northwest wind 5 to 9 mph becoming light after midnight.
Sunday
Sunny and cold, with a high near 10. Wind chill values as low as -10. West wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around -1. Wind chill values as low as -10. South wind 3 to 5 mph.
Monday
Sunny, with a high near 21. Calm wind becoming west southwest around 5 mph.
Monday Night
Partly cloudy, with a low around 7. South southwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 27. Light south wind.
Tuesday Night
Mostly clear, with a low around 8.
Wednesday
Sunny, with a high near 30.
Wednesday Night
Mostly clear, with a low around 12.
New Year's Day
Partly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
A chance of snow showers. Mostly cloudy, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
Madison WY
 44.67°N 110.88°W (Elev. 8350 ft)
12:01 pm MST Dec 27, 2025
1pm MST Dec 27, 2025-6pm MST Jan 2, 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