Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

22°F

-6°C

Humidity 63%
Wind Speed E 8 mph
Barometer 30.22 in (1025.1 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 8 Feb 4:55 am CST
Extended Forecast for

Sparta WI

  • Today

    Today: Partly sunny, with a high near 34. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 22. South wind 3 to 5 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 42. South wind 3 to 6 mph.

    High: 42 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Calm wind becoming northwest around 5 mph after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 38. Calm wind.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow.  Partly sunny, with a high near 40. Light southeast wind.

    High: 40 °F

    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 34. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 22. South wind 3 to 5 mph.
Monday
Partly sunny, with a high near 42. South wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 29. Calm wind becoming northwest around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 40. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 18. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 38. Calm wind.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 22. Calm wind.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 40. Light southeast wind.
Thursday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. Calm wind.
Friday
Mostly sunny, with a high near 41. Light south wind.
Friday Night
Partly cloudy, with a low around 24. Calm wind.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 40. Calm wind becoming south 5 to 7 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
5:17 am CST Feb 8, 2026
5am CST Feb 8, 2026-6pm CST Feb 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database