National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

39°F

4°C

Humidity 59%
Wind Speed SW 12 mph
Barometer 29.77 in (1009.8 mb)
Dewpoint 26°F (-3°C)
Visibility 9.00 mi
Wind Chill32°F (0°C)
Last update 26 Feb 4:55 pm CST
Extended Forecast for

3 Miles SW Warrens WI

  • Tonight

    Tonight: Mostly clear, with a low around 23. Southwest wind 5 to 7 mph.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 49. Southwest wind 6 to 15 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13. Northwest wind 8 to 13 mph, with gusts as high as 26 mph.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 22. Northwest wind around 7 mph. New snow accumulation of less than one inch possible.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 2. Northwest wind 3 to 6 mph.

    Low: 2 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 26. North wind 3 to 5 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. Calm wind.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 36. Calm wind becoming south 5 to 8 mph in the morning.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19. South wind around 6 mph.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Southwest wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 49. Southwest wind 6 to 15 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Partly cloudy, with a low around 13. Northwest wind 8 to 13 mph, with gusts as high as 26 mph.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 22. Northwest wind around 7 mph. New snow accumulation of less than one inch possible.
Saturday Night
Mostly clear, with a low around 2. Northwest wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 26. North wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 9. Calm wind.
Monday
Sunny, with a high near 36. Calm wind becoming south 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 19. South wind around 6 mph.
Tuesday
A slight chance of snow before noon, then a slight chance of rain and snow. Mostly cloudy, with a high near 41. South wind around 6 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 22. Light and variable wind becoming south around 5 mph after midnight.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 46. Southeast wind 5 to 8 mph.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 29. East wind 6 to 8 mph.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 45. East wind 7 to 9 mph, with gusts as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Warrens WI
 44.09°N 90.54°W
Last Update:
5:32 pm CST Feb 26, 2026
Forecast Valid:
5pm CST Feb 26, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation