Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Partly Cloudy
58°F
14°C
| Humidity | 98% |
| Wind Speed | Calm |
| Barometer | 29.57 in (1001.3 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 8.00 mi |
| Last update | 24 Apr 3:55 am CDT |
Extended Forecast for
Tomah WISimilar City Names
Overnight

Low: 56 °F
Chance
ShowersFriday
High: 65 °F
Slight Chance
Showers then
SunnyFriday Night

Low: 38 °F
Clear
Saturday

High: 66 °F
Mostly Sunny
Saturday Night

Low: 42 °F
Mostly Cloudy
Sunday

High: 69 °F
Mostly Sunny
Sunday Night
Low: 48 °F
Mostly Cloudy
then Chance
ShowersMonday

High: 66 °F
Showers and
BreezyMonday Night

Low: 44 °F
Showers
Likely and
Breezy
Detailed Forecast
Overnight
A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 56. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 20 percent chance of showers before 8am. Mostly cloudy through mid morning, then gradual clearing, with a high near 65. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Friday Night
Clear, with a low around 38. Northwest wind 3 to 7 mph.
Saturday
Mostly sunny, with a high near 66. Calm wind becoming northeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. Light east wind.
Sunday
Mostly sunny, with a high near 69. Southeast wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 48. East wind 9 to 11 mph, with gusts as high as 24 mph.
Monday
Showers and possibly a thunderstorm. High near 66. Breezy, with a southeast wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 44. Breezy, with a southeast wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 59. Breezy, with a west wind 18 to 20 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 38. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 23 mph.
Wednesday
Mostly sunny, with a high near 61. Light northwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 59. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Tomah WISimilar City Names
43.99°N 90.51°W
43.99°N 90.51°W
4:21 am CDT Apr 24, 2026
4am CDT Apr 24, 2026-6pm CDT Apr 30, 2026


