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Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
51°F
11°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 29.76 in (1008.1 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 6 Oct 9:55 pm CDT |
Extended Forecast for
4 Miles WNW Ontario WI
Tonight

Low: 51 °F
Mostly Clear
Wednesday

High: 73 °F
Sunny
Wednesday Night

Low: 46 °F
Mostly Clear
Thursday

High: 67 °F
Mostly Sunny
Thursday Night

Low: 45 °F
Partly Cloudy
Friday

High: 71 °F
Slight Chance
ShowersFriday Night

Low: 56 °F
Mostly Clear
Saturday

High: 81 °F
Sunny and
BreezySaturday Night
Low: 59 °F
Clear and
Breezy then
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 51. Light and variable wind becoming west around 5 mph after midnight.
Wednesday
Sunny, with a high near 73. Light northwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 46. West wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 67. Calm wind becoming northwest 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 45. Calm wind.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 71. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 56. South wind 6 to 9 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 11 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 59. Breezy, with a south wind 9 to 16 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 79. South wind 8 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 54. South wind 5 to 7 mph, with gusts as high as 20 mph.
Columbus Day
A 30 percent chance of showers. Partly sunny, with a high near 72. South wind 6 to 9 mph, with gusts as high as 18 mph.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51. South wind 6 to 8 mph, with gusts as high as 20 mph.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 64. South wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Ontario WI
43.73°N 90.67°W
43.73°N 90.67°W
9:07 pm CDT Oct 6, 2026
10pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026


