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

48°F

9°C

Humidity 62%
Wind Speed Calm
Barometer 30.01 in (1017.5 mb)
Dewpoint 35°F (2°C)
Visibility 9.00 mi
Last update 7 Nov 5:55 pm CST
Extended Forecast for

4 Miles S Sparta WI

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Light and variable wind becoming southwest around 6 mph in the evening.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57. Northwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Light north wind.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 61. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Light west wind.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. Calm wind.

    High: 60 °F

    Sunny

  • Tuesday Night

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

    Low: 35 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: A 20 percent chance of showers after noon. Mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Light and variable wind becoming southwest around 6 mph in the evening.
Sunday
Sunny, with a high near 57. Northwest wind 5 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 29. Light north wind.
Monday
Partly sunny, with a high near 61. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 36. Light west wind.
Tuesday
Sunny, with a high near 60. Calm wind.
Tuesday Night
Partly cloudy, with a low around 35. Calm wind.
Veterans Day
A 20 percent chance of showers after noon. Mostly sunny, with a high near 54. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 32. Calm wind.
Thursday
Mostly sunny, with a high near 48. Calm wind becoming north 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 27. Light north wind.
Friday
Sunny, with a high near 48. Light north wind.
Friday Night
Mostly clear, with a low around 30. Calm wind.
Saturday
Sunny, with a high near 55. Calm wind becoming southwest around 6 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Sparta WI
 43.89°N 90.82°W
Last Update:
4:51 pm CST Nov 7, 2026
Forecast Valid:
6pm CST Nov 7, 2026-6pm CST Nov 14, 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