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

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

34°F

1°C

Humidity 93%
Wind Speed Calm
Barometer 30.03 in (1017.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 8 Nov 8:55 pm CST
Extended Forecast for

Wilton WI

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 34. Light and variable wind.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Southwest wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. Calm wind becoming west around 5 mph.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 54. Calm wind becoming north around 6 mph in the afternoon.

    High: 54 °F

    Chance
    Showers

  • Wednesday Night

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

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41. North wind 6 to 13 mph.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. North wind around 6 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 34. Light and variable wind.
Monday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 35. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 60. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Calm wind.
Veterans Day
A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 54. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 30. North wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 41. North wind 6 to 13 mph.
Thursday Night
Partly cloudy, with a low around 25. North wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 41. Calm wind becoming north around 6 mph.
Friday Night
Mostly clear, with a low around 25. Calm wind.
Saturday
Sunny, with a high near 44. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 30. Calm wind.
Sunday
Mostly sunny, with a high near 50. Calm wind becoming west around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wilton WI
 43.81°N 90.52°W
Last Update:
8:41 pm CST Nov 8, 2026
Forecast Valid:
9pm CST Nov 8, 2026-6pm CST Nov 15, 2026
 
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Additional Resources

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Chance of Precipitation