Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
64°F
18°C
| Humidity | 36% |
| Wind Speed | Calm |
| Barometer | 29.65 in (1004.4 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 7.00 mi |
| Last update | 9 Mar 6:55 pm CDT |
Extended Forecast for
Sparta WI
Tonight

Low: 35 °F
Mostly Clear
Tuesday

High: 51 °F
Partly Sunny
Tuesday Night
Low: 31 °F
Chance
Showers then
Chance
Rain/SnowWednesday
High: 42 °F
Chance Snow
Showers then
Chance
Rain/SnowWednesday Night

Low: 22 °F
Partly Cloudy
Thursday
High: 46 °F
Mostly Sunny
then Slight
Chance
Rain/SnowThursday Night

Low: 29 °F
Rain/Snow
LikelyFriday

High: 44 °F
Mostly Sunny
Friday Night
Low: 24 °F
Mostly Cloudy
then Chance
Snow Showers
Detailed Forecast
Tonight
Mostly clear, with a low around 35. Calm wind becoming northeast 5 to 7 mph after midnight. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 51. East wind 8 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of rain showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 31. North wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow showers before 1pm, then a slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of rain showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 42. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Wednesday Night
Partly cloudy, with a low around 22. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of rain and snow showers after 1pm. Partly sunny, with a high near 46. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Rain and snow showers likely, mainly before 1am. Mostly cloudy, with a low around 29. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 44. Northwest wind 11 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 24. Northwest wind around 6 mph becoming calm in the evening.
Saturday
A 40 percent chance of snow showers. Cloudy, with a high near 40. Southeast wind 5 to 7 mph.
Saturday Night
Rain and snow showers likely. Cloudy, with a low around 26. East wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday
Rain and snow showers likely. Mostly cloudy, with a high near 36. Breezy, with a north wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 9. Northwest wind 7 to 13 mph, with gusts as high as 24 mph.
Monday
Mostly cloudy, with a high near 27. Northwest wind 6 to 9 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
6:21 pm CDT Mar 9, 2026
7pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026


