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

17°F

-8°C

Humidity 89%
Wind Speed Calm
Barometer 29.95 in (1016.0 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 2 Dec 3:55 am CST
Extended Forecast for

6 Miles SW Cataract WI

  • Today

    Today: Partly sunny, with a high near 25. Light south wind increasing to 5 to 9 mph in the morning.

    High: 25 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of snow, mainly between 11pm and 3am. Cloudy, with a low around 19. South wind around 8 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 19 °F

    Chance Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 12 by 5pm. Wind chill values as low as -1. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 22 °F⇓

    Slight Chance
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -8. Wind chill values as low as -18. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: -8 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 13. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 13 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 25. Southwest wind around 8 mph, with gusts as high as 18 mph.

    High: 25 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 9. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 9 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after noon. Partly sunny, with a high near 22. Northwest wind around 6 mph.

    High: 22 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
Partly sunny, with a high near 25. Light south wind increasing to 5 to 9 mph in the morning.
Tonight
A 30 percent chance of snow, mainly between 11pm and 3am. Cloudy, with a low around 19. South wind around 8 mph becoming west after midnight. Winds could gust as high as 22 mph.
Wednesday
A 20 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 12 by 5pm. Wind chill values as low as -1. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around -8. Wind chill values as low as -18. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 13. Light and variable wind becoming south 5 to 8 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 3. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Friday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 25. Southwest wind around 8 mph, with gusts as high as 18 mph.
Friday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 9. Southwest wind around 6 mph becoming northwest after midnight.
Saturday
A 30 percent chance of snow after noon. Partly sunny, with a high near 22. Northwest wind around 6 mph.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 0. North wind 3 to 5 mph.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 18. North wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 1. Light and variable wind.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 24. Calm wind becoming south around 6 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Cataract WI
 44.04°N 90.93°W
Last Update:
4:41 am CST Dec 2, 2025
Forecast Valid:
4am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
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