Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
-1°F
-18°C
| Humidity | 81% |
| Wind Speed | Calm |
| Barometer | 30.35 in (1030.1 mb) |
| Dewpoint | -6°F (-21°C) |
| Visibility | 10.00 mi |
| Last update | 4 Feb 1:55 am CST |
Extended Forecast for
2 Miles N Ontario WI
Overnight

Low: 3 °F
Partly Cloudy
Wednesday

High: 25 °F
Sunny
Wednesday Night
Low: 12 °F
Partly Cloudy
then Slight
Chance SnowThursday
High: 37 °F
Slight Chance
Snow then
Mostly CloudyThursday Night
Low: 28 °F
Mostly Cloudy
then Slight
Chance Wintry
MixFriday

High: 38 °F
Partly Sunny
Friday Night

Low: 10 °F
Partly Cloudy
Saturday

High: 31 °F
Mostly Sunny
Saturday Night

Low: 20 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 3. Calm wind.
Wednesday
Sunny, with a high near 25. Wind chill values as low as -4. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
A 20 percent chance of snow after 4am. Increasing clouds, with a low around 12. Calm wind becoming southwest 5 to 9 mph after midnight. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of snow before 10am. Mostly cloudy, with a high near 37. Southwest wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Thursday Night
A slight chance of freezing rain after midnight, mixing with rain after 3am. Mostly cloudy, with a low around 28. Light west wind becoming northwest 6 to 11 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 38. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 10. North wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 31. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 20. Light south wind.
Sunday
Mostly sunny, with a high near 36. Calm wind becoming southeast around 5 mph.
Sunday Night
Partly cloudy, with a low around 21. Calm wind.
Monday
Mostly sunny, with a high near 43. Calm wind becoming south around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 27. Light south wind.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 43. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 20%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles N Ontario WI
43.75°N 90.58°W
43.75°N 90.58°W
2:28 am CST Feb 4, 2026
2am CST Feb 4, 2026-6pm CST Feb 10, 2026


