Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
-6°F
-21°C
| Humidity | 83% |
| Wind Speed | Calm |
| Barometer | 30.37 in (1031.5 mb) |
| Dewpoint | -10°F (-23°C) |
| Visibility | 10.00 mi |
| Last update | 7 Dec 9:55 pm CST |
Extended Forecast for
4 Miles NNW Tunnel City WI
Tonight

Low: -3 °F⇑
Mostly Cloudy
Monday

High: 21 °F
Mostly Cloudy
Monday Night

Low: 17 °F⇑
Snow Likely
Tuesday
High: 33 °F
Mostly Cloudy
then Snow
LikelyTuesday Night
Low: 21 °F
Rain/Snow
then
Rain/Snow
LikelyWednesday
High: 28 °F
Chance Snow
then Mostly
CloudyWednesday Night

Low: 1 °F
Mostly Cloudy
Thursday

High: 17 °F
Chance Snow
Thursday Night

Low: -2 °F
Chance Snow
Detailed Forecast
Tonight
Mostly cloudy, with a temperature falling to near -3 by midnight, then rising to around 4 during the remainder of the night. Calm wind.
Monday
Mostly cloudy, with a high near 21. Wind chill values as low as zero. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Snow likely, mainly before midnight. Cloudy, with a temperature rising to around 25 by 5am. South wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely after noon. Cloudy, with a high near 33. West wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain and snow, becoming all snow after 3am. Low around 21. South wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 28. Northwest wind 9 to 14 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 1. Northwest wind 5 to 8 mph.
Thursday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 17. Northwest wind around 6 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -2. West wind 6 to 10 mph, with gusts as high as 18 mph.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 9. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around -9. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday
Partly sunny and cold, with a high near 4. West wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -9. West wind around 7 mph.
Sunday
Partly sunny, with a high near 11. Southwest wind around 7 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles NNW Tunnel City WI
44.05°N 90.6°W
44.05°N 90.6°W
9:26 pm CST Dec 7, 2025
10pm CST Dec 7, 2025-6pm CST Dec 14, 2025


