Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
15°F
-9°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 30.44 in (1032.3 mb) |
| Dewpoint | 13°F (-11°C) |
| Visibility | 10.00 mi |
| Last update | 27 Mar 6:55 am CDT |
Extended Forecast for
Tomah WI
Today
High: 43 °F
Partly Sunny
then Mostly
Sunny and
BreezyTonight
Low: 18 °F
Mostly Clear
and Blustery
then ClearSaturday
High: 52 °F
Sunny then
Mostly Sunny
and BreezySaturday Night

Low: 36 °F
Partly Cloudy
Sunday

High: 65 °F
Mostly Sunny
Sunday Night

Low: 38 °F
Partly Cloudy
Monday

High: 68 °F
Mostly Sunny
Monday Night

Low: 43 °F
Chance
ShowersTuesday

High: 72 °F
Chance
Showers
Detailed Forecast
Today
Sunny early, then becoming mostly cloudy, with a high near 43. Breezy, with a northwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
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
Increasing clouds, with a high near 52. Breezy, with a southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 36. Southwest wind 8 to 14 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 65. Southwest wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 38. Light southeast wind.
Monday
Mostly sunny, with a high near 68. Light east wind increasing to 5 to 9 mph in the morning.
Monday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 43. Southeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 72. Southeast wind 8 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Northwest wind around 10 mph, with gusts as high as 23 mph.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 55. North wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 30. Northeast wind around 9 mph, with gusts as high as 20 mph.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 45. East wind 9 to 11 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
8:47 am CDT Mar 27, 2026
9am CDT Mar 27, 2026-6pm CDT Apr 2, 2026


