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

23°F

-5°C

Humidity 95%
Wind Speed Calm
Barometer 30.17 in (1022.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 7 Nov 12:55 am CST
Extended Forecast for

4 Miles SSW Sparta WI

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 54. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 54 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Southwest wind 3 to 7 mph. Winds could gust as high as 20 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 58. Light west wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. Calm wind becoming west around 5 mph.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 28. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 54. Calm wind becoming southwest 5 to 8 mph in the morning.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Southwest wind 3 to 7 mph. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 58. Light west wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 32. Light and variable wind.
Monday
Mostly sunny, with a high near 63. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 59. Calm wind becoming west around 5 mph.
Tuesday Night
Partly cloudy, with a low around 35. Calm wind.
Veterans Day
Mostly sunny, with a high near 55. Light north wind.
Wednesday Night
Mostly cloudy, with a low around 33. Calm wind.
Thursday
Partly sunny, with a high near 49. Calm wind becoming north 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 29. Light north wind.
Friday
Mostly sunny, with a high near 48. Calm wind becoming north around 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Sparta WI
 43.89°N 90.85°W
Last Update:
12:26 am CST Nov 7, 2026
Forecast Valid:
1am CST Nov 7, 2026-6pm CST Nov 13, 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