Hazardous Weather Conditions
Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Overcast
53°F
12°C
| Humidity | 36% |
| Wind Speed | Calm |
| Barometer | 29.95 in (1015.2 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 9.00 mi |
| Last update | 30 Apr 1:55 pm CDT |
Extended Forecast for
Sparta WI
Freeze Warning May 1, 12:00am until May 1, 08:00am
This Afternoon

High: 52 °F
Partly Sunny
Tonight

Low: 27 °F
Frost
Friday
High: 52 °F
Frost then
Slight Chance
ShowersFriday Night

Low: 29 °F
Partly Cloudy
then FrostSaturday

High: 60 °F
Frost then
Mostly SunnySaturday Night
Low: 42 °F
Partly Cloudy
then Slight
Chance
ShowersSunday
High: 69 °F
Partly Sunny
then Slight
Chance
ShowersSunday Night

Low: 42 °F
Partly Cloudy
Monday

High: 72 °F
Chance
Showers and
Breezy
Detailed Forecast
This Afternoon
Partly sunny, with a steady temperature around 52. Calm wind becoming northwest 5 to 7 mph.
Tonight
Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 27. Northwest wind 5 to 8 mph becoming calm in the evening.
Friday
A chance of sprinkles between 1pm and 3pm, then a slight chance of showers after 3pm. Widespread frost before 9am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 29. Light north wind.
Saturday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming west around 5 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42. Calm wind becoming south around 5 mph after midnight.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 69. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 42. Light west wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72. Breezy, with a west wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 40. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 60. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 57. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust 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
2:16 pm CDT Apr 30, 2026
2pm CDT Apr 30, 2026-6pm CDT May 6, 2026



