Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Mostly Cloudy
33°F
1°C
| Humidity | 95% |
| Wind Speed | Calm |
| Barometer | 29.93 in (1014.4 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 20 Mar 11:55 pm CDT |
Extended Forecast for
Tomah WI
Overnight
Low: 37 °F
Mostly Cloudy
Saturday
High: 74 °F
Mostly Sunny
Saturday Night
Low: 37 °F
Partly Cloudy
then Slight
Chance
ShowersSunday
High: 47 °F
Slight Chance
Showers then
Partly SunnySunday Night
Low: 23 °F
Mostly Clear
Monday
High: 49 °F
Sunny
Monday Night
Low: 33 °F
Mostly Cloudy
Tuesday
High: 57 °F
Mostly Cloudy
Tuesday Night
Low: 32 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a steady temperature around 37. Calm wind.
Saturday
Mostly sunny, with a high near 74. Southeast wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A 20 percent chance of showers after 3am. Partly cloudy, with a low around 37. Calm wind becoming northeast around 6 mph after midnight.
Sunday
A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 47. North wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 23. North wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 49. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 33. Calm wind becoming south around 6 mph after midnight.
Tuesday
Mostly cloudy, with a high near 57. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 32. East wind around 6 mph.
Wednesday
A slight chance of rain and snow showers before 1pm, then a slight chance of rain showers. Mostly cloudy, with a high near 52. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 38. Southeast wind around 7 mph becoming southwest after midnight.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 54. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 24. North wind 7 to 10 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 44. North wind 6 to 8 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Tomah WI
43.99°N 90.51°W
43.99°N 90.51°W
12:06 am CDT Mar 21, 2026
12am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
