Snow, Freezing Rain Expected this Afternoon into Tonight

Heavy snow is expected this afternoon into tonight north of I-94, mainly snow and a glaze of ice is expected around I-94, and a short period of freezing rain is expected to the south/west of the I-94 corridor... Read More >

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

30°F

-1°C

Humidity 86%
Wind Speed Calm
Barometer 29.50 in (1000.4 mb)
Dewpoint 27°F (-3°C)
Visibility 9.00 mi
Last update 9 Dec 3:55 pm CST
Extended Forecast for

4 Miles SW Norwalk WI

Winter Weather Advisory until December 10, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 10, 06:00am

    NOW until 6:00am Wed

    Winter Weather Advisory

  • This Afternoon

    High: 30 °F

    Snow

  • Tonight

    Tonight: Rain and snow, becoming all snow after 2am.  Patchy blowing snow before midnight, then patchy blowing snow after 1am. Low around 23. Breezy, with a south wind 15 to 21 mph becoming northwest after midnight. Winds could gust as high as 33 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 2pm.  Patchy blowing snow between 8am and 10am. Cloudy, with a temperature falling to around 18 by 5pm. Blustery, with a north wind 11 to 20 mph, with gusts as high as 33 mph.

    High: 25 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -1. Northwest wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: -1 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 19. Calm wind.

    High: 19 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 6. Calm wind becoming northwest around 5 mph after midnight.  New snow accumulation of less than one inch possible.

    Low: 6 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow.  Partly sunny, with a high near 20. West wind 5 to 13 mph, with gusts as high as 23 mph.

    High: 20 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -5. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: -5 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. High near 30. Southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain and snow, becoming all snow after 2am. Patchy blowing snow before midnight, then patchy blowing snow after 1am. Low around 23. Breezy, with a south wind 15 to 21 mph becoming northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A 30 percent chance of snow, mainly before 2pm. Patchy blowing snow between 8am and 10am. Cloudy, with a temperature falling to around 18 by 5pm. Blustery, with a north wind 11 to 20 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly cloudy, with a low around -1. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 19. Calm wind.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 6. Calm wind becoming northwest around 5 mph after midnight. New snow accumulation of less than one inch possible.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 20. West wind 5 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around -5. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 3. Northwest wind around 9 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around -14. Northwest wind around 7 mph.
Sunday
Sunny and cold, with a high near 5. Northwest wind around 6 mph becoming southwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around -7. South wind 3 to 7 mph.
Monday
Partly sunny, with a high near 19. South wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 1. Southwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 25. South wind 3 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Norwalk WI
 43.8°N 90.7°W
3:16 pm CST Dec 9, 2025
4pm CST Dec 9, 2025-6pm CST Dec 16, 2025
 
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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