Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
9°F
-13°C
| Humidity | 59% |
| Wind Speed | Calm |
| Barometer | 30.56 in (1037.7 mb) |
| Dewpoint | -2°F (-19°C) |
| Visibility | 10.00 mi |
| Last update | 30 Jan 7:55 pm CST |
Extended Forecast for
Sparta WI
Tonight

Low: -2 °F
Mostly Cloudy
Saturday

High: 21 °F
Mostly Sunny
Saturday Night

Low: 4 °F
Partly Cloudy
Sunday

High: 25 °F
Snow Likely
Sunday Night
Low: 13 °F
Slight Chance
Snow then
Mostly CloudyMonday

High: 26 °F
Mostly Sunny
Monday Night

Low: 11 °F
Mostly Cloudy
Tuesday

High: 27 °F
Slight Chance
SnowTuesday Night

Low: 8 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around -2. Northwest wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 21. Wind chill values as low as -8. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 4. Light south wind.
Sunday
Snow likely. Mostly cloudy, with a high near 25. South wind 3 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Calm wind.
Monday
Mostly sunny, with a high near 26. Northwest wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 11. Calm wind.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 27. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 8. Calm wind.
Wednesday
Mostly sunny, with a high near 26. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 12. Calm wind.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 32. Calm wind becoming southwest around 6 mph in the morning.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21. Southwest wind around 6 mph becoming northwest after midnight.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 31. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sparta WI
43.93°N 90.81°W
43.93°N 90.81°W
7:48 pm CST Jan 30, 2026
9pm CST Jan 30, 2026-6pm CST Feb 6, 2026


