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

Chippewa Valley Regional Airport (KEAU)

Lat: 44.87°NLon: 91.49°WElev: 886ft.

Fog

35°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 29.78 in (1009.3 mb)
Dewpoint 35°F (2°C)
Visibility 0.50 mi
Last update 27 Dec 8:56 pm CST
Extended Forecast for

2 Miles NNE Downsville WI

Dense Fog Advisory December 27, 09:53pm until December 28, 06:00am
Winter Storm Warning December 28, 12:00pm until December 29, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
Winter Storm Warning
  •  
    Dense Fog Advisory December 27, 09:53pm until December 28, 06:00am

    NOW until 6:00am Sun

    Dense Fog Advisory

  • Tonight

    Low: 35 °F

    Dense Fog

  • Sunday

    Sunday: Rain before noon, then rain and snow between noon and 1pm, then snow after 1pm.  Patchy blowing snow after 3pm. Widespread fog before 9am. Temperature falling to around 21 by 5pm. Breezy, with a northwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Rain and Fog
    then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 5am. The snow could be heavy at times.  Widespread blowing snow, mainly between 8pm and midnight. Low around 9. Blustery, with a northwest wind around 25 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 9 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: A 20 percent chance of snow before 9am.  Patchy blowing snow before 1pm. Cloudy through mid morning, then gradual clearing, with a steady temperature around 11. Wind chill values as low as -12. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 11 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 1. Northwest wind 5 to 15 mph.

    Low: 1 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow.  Mostly cloudy, with a high near 26. West southwest wind 5 to 10 mph.

    High: 26 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 12. Northwest wind around 10 mph.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly after noon.  Mostly cloudy, with a steady temperature around 14. Northwest wind 5 to 10 mph.

    High: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Widespread dense fog. Otherwise, cloudy, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Rain before noon, then rain and snow between noon and 1pm, then snow after 1pm. Patchy blowing snow after 3pm. Widespread fog before 9am. Temperature falling to around 21 by 5pm. Breezy, with a northwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow, mainly before 5am. The snow could be heavy at times. Widespread blowing snow, mainly between 8pm and midnight. Low around 9. Blustery, with a northwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday
A 20 percent chance of snow before 9am. Patchy blowing snow before 1pm. Cloudy through mid morning, then gradual clearing, with a steady temperature around 11. Wind chill values as low as -12. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.
Monday Night
Mostly clear, with a low around 1. Northwest wind 5 to 15 mph.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 26. West southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 12. Northwest wind around 10 mph.
Wednesday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a steady temperature around 14. Northwest wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -1. North northwest wind around 5 mph.
New Year's Day
Sunny, with a high near 9. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around -3. West wind around 5 mph.
Friday
Partly sunny, with a high near 14. West southwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 5. South southwest wind around 5 mph becoming east after midnight.
Saturday
Partly sunny, with a high near 22. East wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Downsville WI
 44.83°N 91.95°W (Elev. 922 ft)
6:32 pm CST Dec 27, 2025
9pm CST Dec 27, 2025-6pm CST Jan 3, 2026
 
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