National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Light Rain

32°F

0°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in (1017.8 mb)
Dewpoint 31°F (-1°C)
Visibility 7.00 mi
Last update 8 Nov 10:55 pm CST
Extended Forecast for

Sparta WI

  • Tonight

    Tonight: A 20 percent chance of snow before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 19. North wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 19 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A chance of snow or flurries before 4pm, then a slight chance of snow between 4pm and 5pm. Increasing clouds, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 31 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15. North wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 37. Light northwest wind increasing to 5 to 10 mph in the morning.

    High: 37 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. Calm wind becoming south around 5 mph after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 47. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. West wind around 6 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Breezy, with a northwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 48 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. West wind 3 to 7 mph. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of snow before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 19. North wind 5 to 10 mph, with gusts as high as 23 mph.
Sunday
A chance of snow or flurries before 4pm, then a slight chance of snow between 4pm and 5pm. Increasing clouds, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 15. North wind 6 to 9 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 37. Light northwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 20. Calm wind becoming south around 5 mph after midnight.
Veterans Day
Partly sunny, with a high near 47. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 31. West wind around 6 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 48. Breezy, with a northwest wind 7 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 25. West wind 3 to 7 mph. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 52. West wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 28. Calm wind.
Friday
Mostly sunny, with a high near 57. Calm wind becoming southeast 5 to 7 mph in the morning.
Friday Night
Mostly cloudy, with a low around 39. South wind 3 to 6 mph.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 62. South wind 6 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.95°N 90.81°W
Last Update:
11:06 pm CST Nov 8, 2025
Forecast Valid:
11pm CST Nov 8, 2025-6pm CST Nov 15, 2025
 
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Additional Resources

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Chance of Precipitation