Hazardous Weather Conditions
Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Overcast
39°F
4°C
| Humidity | 41% |
| Wind Speed | Calm |
| Barometer | 30.23 in (1024.8 mb) |
| Dewpoint | 17°F (-8°C) |
| Visibility | 9.00 mi |
| Last update | 7 Apr 10:55 pm CDT |
Extended Forecast for
Sparta WI
Tonight

Low: 33 °F
Wintry Mix
LikelyWednesday
High: 67 °F
Breezy.
Slight Chance
Showers then
Showers
LikelyWednesday Night
Low: 32 °F
Showers then
ClearThursday

High: 54 °F
Increasing
CloudsThursday Night

Low: 33 °F
Chance
ShowersFriday

High: 55 °F
Mostly Sunny
Friday Night

Low: 31 °F
Mostly Clear
Saturday
High: 62 °F
Sunny then
Slight Chance
ShowersSaturday Night

Low: 48 °F
Showers
Detailed Forecast
Tonight
A slight chance of snow showers before 1am, then a chance of sleet between 1am and 2am, then rain showers likely after 2am. Cloudy, with a low around 33. South wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.
Wednesday
A slight chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 67. Breezy, with a south wind 13 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 9pm, then a slight chance of showers between 9pm and 10pm. Low around 32. West wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Increasing clouds, with a high near 54. West wind 5 to 7 mph.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 33. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 55. Calm wind becoming northwest around 5 mph.
Friday Night
Mostly clear, with a low around 31. Calm wind.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 62. Calm wind becoming southeast 5 to 8 mph in the morning.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. Southeast wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 72. Breezy, with a south wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Monday Night
Showers likely. Partly cloudy, with a low around 41. Southwest wind around 9 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 56. North wind 8 to 11 mph, with gusts as high as 20 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Sparta WI
43.93°N 90.81°W
43.93°N 90.81°W
8:31 pm CDT Apr 7, 2026
11pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026



