Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
A Few Clouds
53°F
12°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 30.00 in (1016.0 mb) |
| Dewpoint | 51°F (11°C) |
| Visibility | 9.00 mi |
| Last update | 25 May 3:55 am CDT |
Extended Forecast for
Sparta WI
Memorial Day
High: 84 °F
Chance
Showers then
Mostly SunnyTonight

Low: 62 °F
Mostly Clear
Tuesday
High: 90 °F
Mostly Sunny
then Slight
Chance
T-stormsTuesday Night

Low: 61 °F
Slight Chance
T-stormsWednesday
High: 91 °F
Mostly Sunny
then Chance
T-stormsWednesday Night

Low: 57 °F
Mostly Clear
Thursday

High: 86 °F
Sunny
Thursday Night

Low: 54 °F
Partly Cloudy
Friday

High: 82 °F
Mostly Sunny
Detailed Forecast
Memorial Day
A 30 percent chance of showers, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 84. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 62. Southwest wind 5 to 8 mph, with gusts as high as 20 mph.
Tuesday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. Southwest wind 3 to 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers after 1am. Partly cloudy, with a low around 61. Calm wind. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly clear, with a low around 57. Calm wind becoming east around 5 mph after midnight.
Thursday
Sunny, with a high near 86. Light east wind.
Thursday Night
Partly cloudy, with a low around 54. Calm wind.
Friday
Mostly sunny, with a high near 82. Light and variable wind.
Friday Night
Partly cloudy, with a low around 53. Calm wind.
Saturday
Mostly sunny, with a high near 79. Calm wind becoming east 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. East wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sparta WI
43.95°N 90.81°W
43.95°N 90.81°W
3:26 am CDT May 25, 2026
4am CDT May 25, 2026-6pm CDT May 31, 2026


