Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
2 Miles ESE Ontario WI
Overnight

Low: 0 °F
Partly Cloudy
Saturday

High: 20 °F
Mostly Sunny
Saturday Night

Low: 5 °F
Mostly Clear
Sunday

High: 23 °F
Snow Likely
Sunday Night
Low: 13 °F
Chance Snow
then Mostly
CloudyMonday

High: 26 °F
Mostly Sunny
Monday Night

Low: 11 °F
Mostly Cloudy
Tuesday

High: 26 °F
Slight Chance
SnowTuesday Night

Low: 8 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 0. Wind chill values as low as -8. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 20. Wind chill values as low as -10. Northwest wind around 6 mph becoming calm in the morning.
Saturday Night
Mostly clear, with a low around 5. Wind chill values as low as -6. Calm wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 18 mph.
Sunday
Snow likely. Partly sunny, with a high near 23. Wind chill values as low as -2. South wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 26. Northwest wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 11. Calm wind.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 26. Light northeast wind.
Tuesday Night
Mostly cloudy, with a low around 8. Calm wind.
Wednesday
Mostly sunny, with a high near 25. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 11. Calm wind.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 31. Calm wind becoming southwest 5 to 8 mph in the morning.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20. Southwest wind around 7 mph becoming northwest after midnight.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 30. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles ESE Ontario WI
43.71°N 90.56°W
43.71°N 90.56°W
11:32 pm CST Jan 30, 2026
12am CST Jan 31, 2026-6pm CST Feb 6, 2026


