Moderate to Heavy Snow Continues Tonight

Heavy snow continues along and north of I-94 with periods of moderate snow further south. Strong winds arrive after midnight which could result in blowing and drifting of the ongoing light snow. Read More >

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Light Unknown Precip Fog/Mist

27°F

-3°C

Humidity 87%
Wind Speed N 8 mph
Barometer 29.42 in (997.6 mb)
Dewpoint 24°F (-4°C)
Visibility 6.00 mi
Wind Chill19°F (-7°C)
Last update 10 Dec 3:55 am CST
Extended Forecast for

4 Miles NNW Tunnel City WI

Winter Weather Advisory December 10, 04:42am until December 10, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 04:42am until December 10, 06:00am

    NOW until 6:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 23 °F

    Snow

  • Wednesday

    Wednesday: Scattered flurries with a slight chance of snow before 4pm, then scattered flurries between 4pm and 5pm.  Mostly cloudy, with a temperature rising to near 24 by 10am, then falling to around 19 during the remainder of the day. Northwest wind 10 to 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Cloudy during the early evening, then gradual clearing, with a low around -1. Northwest wind 5 to 10 mph becoming light west  after midnight. Winds could gust as high as 20 mph.

    Low: -1 °F

    Gradual
    Clearing

  • Thursday

    Thursday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 18. Wind chill values as low as -7. Light and variable wind.

    High: 18 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 3. Calm wind.  New snow accumulation of 1 to 2 inches possible.

    Low: 3 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly before noon.  Mostly cloudy, with a high near 19. Light northwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph.  Little or no snow accumulation expected.

    High: 19 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -8. West wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow.  Mostly cloudy and cold, with a high near 3. Northwest wind around 9 mph, with gusts as high as 18 mph.

    High: 3 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Snow. Steady temperature around 23. North wind 8 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
Scattered flurries with a slight chance of snow before 4pm, then scattered flurries between 4pm and 5pm. Mostly cloudy, with a temperature rising to near 24 by 10am, then falling to around 19 during the remainder of the day. Northwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Wednesday Night
Cloudy during the early evening, then gradual clearing, with a low around -1. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 18. Wind chill values as low as -7. Light and variable wind.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 3. Calm wind. New snow accumulation of 1 to 2 inches possible.
Friday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 19. Light northwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around -8. West wind 9 to 14 mph, with gusts as high as 24 mph.
Saturday
A 20 percent chance of snow. 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 -15. Northwest wind around 8 mph.
Sunday
Sunny and cold, with a high near 4. Northwest wind 3 to 7 mph.
Sunday Night
Mostly cloudy, with a low around -8. South wind 3 to 8 mph.
Monday
Partly sunny, with a high near 20. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 4. Southwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 30. South wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Tunnel City WI
 44.05°N 90.6°W
3:41 am CST Dec 10, 2025
4am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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