National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Light Rain Fog/Mist

41°F

5°C

Humidity 95%
Wind Speed Calm
Barometer 29.42 in (997.4 mb)
Dewpoint 40°F (4°C)
Visibility 2.75 mi
Last update 8 Jan 5:55 pm CST
Extended Forecast for

3 Miles SW Cataract WI

  • Tonight

    Tonight: Rain and snow before 4am, then a chance of snow. Low around 31. Southeast wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: A 20 percent chance of snow before 7am. Cloudy through mid morning, then gradual clearing, with a high near 37. Northwest wind 10 to 15 mph becoming light west in the afternoon. Winds could gust as high as 28 mph.

    High: 37 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 30. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph. New snow accumulation of less than one inch possible.

    High: 30 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 15. Northwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 15 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 27. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 27 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. Southwest wind around 7 mph, with gusts as high as 18 mph.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. West wind around 7 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Southwest wind around 6 mph.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain and snow before 4am, then a chance of snow. Low around 31. Southeast wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
A 20 percent chance of snow before 7am. Cloudy through mid morning, then gradual clearing, with a high near 37. Northwest wind 10 to 15 mph becoming light west in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 25. Calm wind.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 30. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph. New snow accumulation of less than one inch possible.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 15. Northwest wind around 10 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 27. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 18. Southwest wind around 7 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 39. West wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 29. Southwest wind around 6 mph.
Tuesday
A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 39. Southwest wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. North wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 29. North wind 7 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 12. North wind 3 to 6 mph.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 27. Light and variable wind becoming southwest 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cataract WI
 44.06°N 90.87°W
Last Update:
5:26 pm CST Jan 8, 2026
Forecast Valid:
6pm CST Jan 8, 2026-6pm CST Jan 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation