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

68°F

20°C

Humidity 43%
Wind Speed SW 17 G 30 mph
Barometer 29.74 in (1007.6 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 8 Apr 4:55 pm CDT
Extended Forecast for

Cataract WI

  • This Afternoon

    This Afternoon: Showers. Steady temperature around 62. Southwest wind around 8 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before 8pm. Low around 32. West wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Showers then
    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 56. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 56 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly between 9pm and 1am. Mostly cloudy, with a low around 32. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 55. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 59. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 47. Southeast wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 71. Breezy, with a south wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 71 °F

    Showers and
    Breezy

Detailed Forecast

This Afternoon
Showers. Steady temperature around 62. Southwest wind around 8 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, mainly before 8pm. Low around 32. West wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Increasing clouds, with a high near 56. West wind 6 to 9 mph, with gusts as high as 18 mph.
Thursday Night
A 50 percent chance of showers, mainly between 9pm and 1am. Mostly cloudy, with a low around 32. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Friday
Sunny, with a high near 55. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 29. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 59. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
Showers and possibly a thunderstorm. Low around 47. Southeast wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 71. Breezy, with a south wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 60. Southwest wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 47. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58. West wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Northeast wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow showers. Partly sunny, with a high near 47. North wind around 9 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cataract WI
 44.1°N 90.84°W
Last Update:
5:06 pm CDT Apr 8, 2026
Forecast Valid:
5pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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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