Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Partly Cloudy
49°F
9°C
| Humidity | 97% |
| Wind Speed | Calm |
| Barometer | 30.16 in (1021.6 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 23 Jun 1:55 am CDT |
Extended Forecast for
Sparta WI
Overnight

Low: 53 °F
Partly Cloudy
Tuesday

High: 79 °F
Mostly Sunny
Tuesday Night

Low: 58 °F
Showers
Wednesday
High: 79 °F
Chance
Showers then
Chance
T-stormsWednesday Night

Low: 53 °F
Partly Cloudy
Thursday

High: 76 °F
Partly Sunny
Thursday Night

Low: 53 °F
Partly Cloudy
Friday

High: 78 °F
Mostly Sunny
Friday Night

Low: 56 °F
Partly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a steady temperature around 53. Calm wind.
Tuesday
Mostly sunny, with a high near 79. Calm wind.
Tuesday Night
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 58. Light south wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly sunny, with a high near 79. West wind 3 to 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 53. Light north wind.
Thursday
Partly sunny, with a high near 76. Calm wind.
Thursday Night
Partly cloudy, with a low around 53. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph.
Friday Night
Partly cloudy, with a low around 56. Calm wind.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 5 to 8 mph, with gusts as high as 21 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 28 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 8 to 14 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Breezy, with a south wind 7 to 17 mph, with gusts as high as 25 mph.
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
1:26 am CDT Jun 23, 2026
2am CDT Jun 23, 2026-6pm CDT Jun 29, 2026


