Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

23°F

-5°C

Humidity 51%
Wind Speed Calm
Barometer 30.44 in (1032.7 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 23 Feb 1:55 pm CST
Extended Forecast for

3 Miles W Tunnel City WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 24. Calm wind.

    High: 24 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Calm wind becoming south 5 to 8 mph after midnight. Winds could gust as high as 20 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow between 11am and 3pm.  Partly sunny, with a high near 36. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 8. Wind chill values as low as -3. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 8 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 23. Northwest wind 5 to 9 mph becoming light west  in the afternoon. Winds could gust as high as 20 mph.

    High: 23 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after midnight.  Mostly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon.  Partly sunny, with a high near 34. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 34 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21. Southwest wind 3 to 6 mph.

    Low: 21 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 48. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 24. Calm wind.
Tonight
Mostly cloudy, with a low around 11. Calm wind becoming south 5 to 8 mph after midnight. Winds could gust as high as 20 mph.
Tuesday
A 50 percent chance of snow between 11am and 3pm. Partly sunny, with a high near 36. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, with a low around 8. Wind chill values as low as -3. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 23. Northwest wind 5 to 9 mph becoming light west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 10. Calm wind.
Thursday
A 20 percent chance of snow before noon. Partly sunny, with a high near 34. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 21. Southwest wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 48. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 18. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 33. North wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 7. North wind around 7 mph.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 26. Northeast wind around 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Tunnel City WI
 43.99°N 90.63°W
12:26 pm CST Feb 23, 2026
2pm CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database