News Headlines
Hazardous Weather Conditions
Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
-7°F
-22°C
| Humidity | 73% |
| Wind Speed | Calm |
| Barometer | 30.29 in (1029.1 mb) |
| Dewpoint | -14°F (-26°C) |
| Visibility | 10.00 mi |
| Last update | 25 Jan 11:55 pm CST |
Extended Forecast for
Sparta WI
Cold Weather Advisory until January 26, 12:00pm
NOW until 12:00pm Mon
Cold Weather Advisory
Overnight
Low: -13 °F
Mostly Clear
Monday
High: 9 °F
Sunny
Monday Night
Low: 3 °F
Chance
FlurriesTuesday
High: 10 °F
Mostly Sunny
Tuesday Night
Low: -3 °F
Partly Cloudy
Wednesday
High: 11 °F
Partly Sunny
Wednesday Night
Low: -5 °F
Partly Cloudy
Thursday
High: 13 °F
Mostly Sunny
Detailed Forecast
Overnight
Mostly clear, with a low around -13. Wind chill values as low as -22. Northwest wind 3 to 5 mph.
Monday
Sunny, with a high near 9. Wind chill values as low as -23. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 24 mph.
Monday Night
A chance of flurries before midnight. Mostly cloudy, with a low around 3. Wind chill values as low as -9. Southwest wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Tuesday
Mostly sunny, with a high near 10. Wind chill values as low as -11. Northwest wind 7 to 13 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around -3. West wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 11. Calm wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around -5. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 13. Light northwest wind.
Thursday Night
Mostly clear, with a low around -5. Calm wind.
Friday
Sunny, with a high near 16. Calm wind becoming northwest around 5 mph.
Friday Night
Mostly clear, with a low around -1. Calm wind.
Saturday
Sunny, with a high near 22. Calm wind becoming southwest around 5 mph.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 8. Light south wind.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 28. Southwest wind 3 to 6 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sparta WI
43.93°N 90.81°W
43.93°N 90.81°W
9:51 pm CST Jan 25, 2026
12am CST Jan 26, 2026-6pm CST Feb 1, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
