Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Mostly Cloudy

16°F

-9°C

Humidity 56%
Wind Speed Calm
Barometer 30.44 in (1032.8 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 7 Feb 9:55 am CST
Extended Forecast for

Sparta WI

  • Today

    Today: Increasing clouds, with a high near 25. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 25 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of flurries before 1am.  Mostly cloudy, with a low around 17. Southeast wind 5 to 7 mph.

    Low: 17 °F

    Slight Chance
    Flurries

  • Sunday

    Sunday: Partly sunny, with a high near 33. Southeast wind around 6 mph becoming calm  in the afternoon.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45. Calm wind becoming southwest around 5 mph.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46. Calm wind becoming northwest around 6 mph in the morning.

    High: 46 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 38. Calm wind becoming northwest around 5 mph.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 25. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
A slight chance of flurries before 1am. Mostly cloudy, with a low around 17. Southeast wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 33. Southeast wind around 6 mph becoming calm in the afternoon.
Sunday Night
Mostly cloudy, with a low around 22. Calm wind.
Monday
Partly sunny, with a high near 45. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly cloudy, with a low around 32. Calm wind.
Tuesday
Mostly cloudy, with a high near 46. Calm wind becoming northwest around 6 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 38. Calm wind becoming northwest around 5 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 22. Calm wind.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 40. Calm wind becoming southeast around 5 mph.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23. Calm wind.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 41. Light southeast wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
7:43 am CST Feb 7, 2026
10am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database