Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Overcast
40°F
4°C
| Humidity | 89% |
| Wind Speed | NW 3 mph |
| Barometer | 30.21 in (1023.8 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 10 Apr 5:55 am CDT |
Extended Forecast for
Sparta WI
Today

High: 55 °F
Becoming
SunnyTonight

Low: 31 °F
Clear
Saturday
High: 58 °F
Slight Chance
Showers then
Showers
LikelySaturday Night

Low: 47 °F
Showers
Sunday

High: 72 °F
Showers and
BreezySunday Night

Low: 58 °F
Chance
ShowersMonday
High: 80 °F
Mostly Sunny
then Chance
ShowersMonday Night

Low: 57 °F
Showers
Tuesday
High: 78 °F
Chance
Showers then
Showers
Likely
Detailed Forecast
Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 55. Calm wind becoming northwest 5 to 8 mph in the morning.
Tonight
Clear, with a low around 31. Calm wind.
Saturday
Showers likely, with thunderstorms also possible after 4pm. Increasing clouds, with a high near 58. Light southeast wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 47. Southeast wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 72. Breezy, with a south wind 9 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 58. Southwest wind 7 to 13 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Southwest wind 5 to 7 mph.
Monday Night
Showers and possibly a thunderstorm. Low around 57. South wind around 7 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. South wind 5 to 9 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 51. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 67. West wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 46. West wind around 6 mph becoming south after midnight.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 75. Southwest wind 5 to 11 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
5:26 am CDT Apr 10, 2026
6am CDT Apr 10, 2026-6pm CDT Apr 16, 2026


