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Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Rain Fog/Mist

40°F

4°C

Humidity 92%
Wind Speed N 13 G 17 mph
Barometer 29.35 in (994.7 mb)
Dewpoint 37°F (3°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 8 Jan 11:55 pm CST
Extended Forecast for

4 Miles S Sparta / Fort McCoy Airport WI

  • Overnight

    Overnight: Rain and snow before 5am, then a slight chance of rain. Steady temperature around 36. North wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a steady temperature around 35. Northwest wind 8 to 13 mph becoming light in the afternoon. Winds could gust as high as 28 mph.

    High: 35 °F

    Gradual
    Clearing

  • 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 31. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph. New snow accumulation of around an inch possible.

    High: 31 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. Northwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Chance Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 28. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 28 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. Southwest wind around 6 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind around 7 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Southwest wind 3 to 6 mph.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain and snow before 5am, then a slight chance of rain. Steady temperature around 36. North wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
Cloudy through mid morning, then gradual clearing, with a steady temperature around 35. Northwest wind 8 to 13 mph becoming light 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 31. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph. New snow accumulation of around an inch possible.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. Northwest wind around 10 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 28. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 18. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 40. West wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 30. Southwest wind 3 to 6 mph.
Tuesday
A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 40. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Northwest wind around 7 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 30. North wind around 8 mph.
Wednesday Night
Mostly cloudy, with a low around 14. North wind around 6 mph becoming calm in the evening.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 28. Calm wind becoming southwest 5 to 7 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Sparta / Fort McCoy Airport WI
 43.91°N 90.76°W
Last Update:
10:21 pm CST Jan 8, 2026
Forecast Valid:
12am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation