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.

Overcast

34°F

1°C

Humidity 87%
Wind Speed Calm
Barometer 30.00 in (1016.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 5 Mar 5:55 am CST
Extended Forecast for

2 Miles SW Cataract WI

  • Today

    Today: Mostly cloudy, with a high near 48. Calm wind becoming east 5 to 7 mph in the morning.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 38. Southeast wind 5 to 7 mph.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 9am. High near 61. Southeast wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 35. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 48. Northwest wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 48 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Southwest wind around 9 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. Southwest wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 48. Calm wind becoming east 5 to 7 mph in the morning.
Tonight
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 38. Southeast wind 5 to 7 mph.
Friday
Showers, with thunderstorms also possible after 9am. High near 61. Southeast wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 35. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 48. Northwest wind 6 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 31. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 61. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 42. Southwest wind around 9 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 66. Southwest wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 37. West wind 6 to 8 mph becoming east after midnight.
Tuesday
Showers likely. Mostly sunny, with a high near 56. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 26. North wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Wednesday
A 40 percent chance of snow showers. Partly sunny, with a high near 42. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Cataract WI
 44.06°N 90.87°W
Last Update:
4:41 am CST Mar 5, 2026
Forecast Valid:
6am CST Mar 5, 2026-6pm CDT Mar 11, 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