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Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
29°F
-2°C
| Humidity | 80% |
| Wind Speed | Calm |
| Barometer | 29.88 in (1013.3 mb) |
| Dewpoint | 24°F (-4°C) |
| Visibility | 10.00 mi |
| Last update | 15 Feb 7:55 pm CST |
Extended Forecast for
Sparta WI
Tonight

Low: 36 °F
Partly Cloudy
Washington's Birthday

High: 56 °F
Sunny
Monday Night

Low: 33 °F
Partly Cloudy
Tuesday

High: 52 °F
Mostly Cloudy
Tuesday Night

Low: 41 °F
Rain Likely
Wednesday

High: 53 °F
Chance Rain
Wednesday Night
Low: 28 °F
Slight Chance
Rain then
Mostly ClearThursday
High: 47 °F
Mostly Sunny
then Slight
Chance RainThursday Night

Low: 25 °F
Chance
Rain/Snow
Detailed Forecast
Tonight
Partly cloudy, with a low around 36. Calm wind becoming south around 6 mph after midnight.
Washington's Birthday
Sunny, with a high near 56. Southwest wind around 6 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 33. Calm wind becoming east around 5 mph after midnight.
Tuesday
Mostly cloudy, with a high near 52. East wind 5 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of rain. Mostly sunny, with a high near 53. West wind 6 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of rain before midnight. Mostly clear, with a low around 28. West wind 3 to 7 mph. Winds could gust as high as 18 mph.
Thursday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 47. Light and variable wind becoming north 5 to 7 mph in the morning.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Northeast wind around 6 mph becoming northwest after midnight. Chance of precipitation is 50%.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 35. West wind 6 to 9 mph, with gusts as high as 18 mph.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18. Northwest wind 5 to 7 mph.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 33. Northwest wind 5 to 7 mph.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 13. Northwest wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 29. Northwest wind 3 to 8 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
5:16 pm CST Feb 15, 2026
8pm CST Feb 15, 2026-6pm CST Feb 22, 2026


