Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Mostly Cloudy
49°F
9°C
| Humidity | 64% |
| Wind Speed | N 7 G 20 mph |
| Barometer | 29.93 in (1014.4 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 26 Mar 3:55 pm CDT |
Extended Forecast for
Tomah WI
Tonight
Low: 20 °F
Isolated
Showers then
Mostly CloudyFriday
High: 43 °F
Mostly Sunny
then Mostly
Sunny and
BreezyFriday Night
Low: 18 °F
Mostly Clear
and Blustery
then Mostly
ClearSaturday
High: 51 °F
Mostly Sunny
then Partly
Sunny and
BreezySaturday Night

Low: 33 °F
Partly Cloudy
Sunday

High: 66 °F
Mostly Sunny
Sunday Night

Low: 40 °F
Partly Cloudy
Monday

High: 70 °F
Mostly Sunny
Monday Night

Low: 42 °F
Chance
Showers
Detailed Forecast
Tonight
Isolated showers before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 20. North wind 6 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 43. Breezy, with a light and variable wind becoming northwest 12 to 17 mph in the morning. Winds could gust as high as 26 mph.
Friday Night
Mostly clear, with a low around 18. Blustery, with a northwest wind 11 to 16 mph becoming light west after midnight. Winds could gust as high as 26 mph.
Saturday
Mostly sunny, with a high near 51. Breezy, with a southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 33. South wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 66. Southwest wind around 8 mph.
Sunday Night
Partly cloudy, with a low around 40. South wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 70. Northeast wind 3 to 8 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 67. East wind 9 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Southeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 22 mph.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 59. Northwest wind around 11 mph, with gusts as high as 22 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 34. East wind around 9 mph, with gusts as high as 21 mph.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 51. East wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Tomah WI
43.99°N 90.51°W
43.99°N 90.51°W
4:07 pm CDT Mar 26, 2026
6pm CDT Mar 26, 2026-6pm CDT Apr 2, 2026


