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

61°F

16°C

Humidity 59%
Wind Speed S 10 mph
Barometer 29.95 in (1014.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 6 Oct 8:55 am CDT
Extended Forecast for

Wilton WI

  • Today

    Today: Mostly sunny, with a high near 75. Breezy, with a south wind 13 to 17 mph, with gusts as high as 29 mph.

    High: 75 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 51. Southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. Light northwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 66. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69. Calm wind becoming south around 6 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Calm wind becoming south 5 to 8 mph after midnight. Winds could gust as high as 22 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy, with a south wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 76 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 75. Breezy, with a south wind 13 to 17 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 51. Southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 73. Light northwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 66. Calm wind becoming northwest 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 42. Calm wind.
Friday
Mostly sunny, with a high near 69. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 51. Calm wind becoming south 5 to 8 mph after midnight. Winds could gust as high as 22 mph.
Saturday
Sunny, with a high near 76. Breezy, with a south wind 10 to 18 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 60. Breezy, with a south wind 10 to 17 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 77. Southwest wind 11 to 13 mph, with gusts as high as 24 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 55. South wind 5 to 8 mph, with gusts as high as 20 mph.
Columbus Day
A 40 percent chance of showers. Partly sunny, with a high near 67. East wind 7 to 11 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wilton WI
 43.81°N 90.52°W
Last Update:
8:06 am CDT Oct 6, 2026
Forecast Valid:
9am CDT Oct 6, 2026-6pm CDT Oct 12, 2026
 
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Additional Resources

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Chance of Precipitation