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

63°F

17°C

Humidity 53%
Wind Speed Calm
Barometer 30.04 in (1017.6 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 3 Oct 9:55 pm CDT
Extended Forecast for

Cataract WI

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 11pm. Cloudy early, then gradual clearing, with a low around 47. West wind 3 to 6 mph. Winds could gust as high as 18 mph.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 66. Calm wind.

    High: 66 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. South wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. Southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 11pm. Cloudy early, then gradual clearing, with a low around 47. West wind 3 to 6 mph. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 65. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 35. Calm wind.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 66. Calm wind.
Monday Night
Mostly clear, with a low around 44. Light and variable wind.
Tuesday
Sunny, with a high near 71. South wind 6 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 50. Southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 71. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 43. Light and variable wind.
Thursday
Mostly sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44. Calm wind.
Friday
Mostly sunny, with a high near 69. Calm wind becoming southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 49. Calm wind becoming southeast around 5 mph after midnight.
Saturday
Sunny, with a high near 74. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cataract WI
 44.08°N 90.84°W
Last Update:
9:31 pm CDT Oct 3, 2026
Forecast Valid:
10pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
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