Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
21°F
-6°C
| Humidity | 78% |
| Wind Speed | Calm |
| Barometer | 30.36 in (1029.3 mb) |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Last update | 27 Mar 3:55 am CDT |
Extended Forecast for
Sparta WI
Today
High: 43 °F
Mostly Sunny
then
Decreasing
Clouds and
BreezyTonight

Low: 19 °F
Mostly Clear
Saturday
High: 52 °F
Sunny then
Mostly Sunny
and BreezySaturday Night

Low: 36 °F
Partly Cloudy
Sunday

High: 65 °F
Mostly Sunny
Sunday Night

Low: 40 °F
Partly Cloudy
Monday

High: 70 °F
Mostly Sunny
Monday Night

Low: 46 °F
Chance
ShowersTuesday

High: 73 °F
Chance
Showers
Detailed Forecast
Today
Increasing clouds, with a high near 43. Breezy, with a light and variable wind becoming northwest 15 to 20 mph in the morning. Winds could gust as high as 28 mph.
Tonight
Mostly clear, with a low around 19. Northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Saturday
Increasing clouds, with a high near 52. Breezy, with a southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 36. South wind 6 to 14 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 65. Southwest wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 40. Calm wind.
Monday
Mostly sunny, with a high near 70. Calm wind becoming east 5 to 8 mph in the morning.
Monday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 46. Southeast wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. Southeast wind 7 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 42. West wind around 9 mph becoming north after midnight. Winds could gust as high as 21 mph.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 56. North wind around 9 mph, with gusts as high as 20 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 31. Northeast wind around 8 mph, with gusts as high as 18 mph.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 47. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
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
2:51 am CDT Mar 27, 2026
4am CDT Mar 27, 2026-6pm CDT Apr 2, 2026


