Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Partly Cloudy

47°F

8°C

Humidity 97%
Wind Speed Calm
Barometer 30.16 in (1021.6 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 23 Jun 2:55 am CDT
Extended Forecast for

Wilton WI

  • Overnight

    Overnight: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 79. Calm wind.

    High: 79 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am.  Low around 58. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 78. West wind 5 to 7 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 75. Light northwest wind.

    High: 75 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56. Light east wind.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. Calm wind.
Tuesday
Increasing clouds, with a high near 79. Calm wind.
Tuesday Night
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 58. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. West wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 75. Light northwest wind.
Thursday Night
Partly cloudy, with a low around 53. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph.
Friday Night
Mostly cloudy, with a low around 56. Light east wind.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming southeast 5 to 7 mph in the morning.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 6 to 8 mph, with gusts as high as 21 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Breezy, with a south wind 10 to 16 mph, with gusts as high as 28 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Breezy, with a south wind 9 to 18 mph, with gusts as high as 28 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Wilton WI
 43.81°N 90.52°W
1:26 am CDT Jun 23, 2026
3am CDT Jun 23, 2026-6pm CDT Jun 29, 2026
 
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