Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

44°F

7°C

Humidity 98%
Wind Speed Calm
Barometer 30.05 in (1017.9 mb)
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Last update 24 Aug 5:55 am CDT
Extended Forecast for

3 Miles W Tunnel City WI

  • Today

    Today: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 80. Calm wind becoming west around 5 mph.

    High: 80 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph in the evening.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 83 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 61. South wind 5 to 10 mph, with gusts as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. Calm wind becoming west around 5 mph.
Tonight
Partly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph in the evening.
Tuesday
Partly sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61. South wind 5 to 10 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 81. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 51. Calm wind.
Friday
Sunny, with a high near 82. Calm wind.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. South wind 3 to 7 mph.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Light south wind. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Tunnel City WI
 44.01°N 90.63°W
5:51 am CDT Aug 24, 2026
6am CDT Aug 24, 2026-6pm CDT Aug 30, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database