Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

95°F

35°C

Humidity 52%
Wind Speed S 14 G 25 mph
Barometer 29.80 in (1008.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 22 Jun 4:55 pm CDT
Extended Forecast for

3 Miles S Tunnel City WI

Heat Advisory June 22, 05:32pm until June 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 22, 05:32pm until June 23, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • Tonight

    Low: 80 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Partly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 13 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Partly Sunny
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 10pm, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 64. West wind 3 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 76. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 61. East wind 3 to 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 10am.  High near 78. Southeast wind around 7 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 65. Southeast wind around 6 mph.  Chance of precipitation is 80%.

    Low: 65 °F

    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 82. South wind 6 to 8 mph.  Chance of precipitation is 80%.

    High: 82 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 80. Breezy, with a south wind 15 to 18 mph, with gusts as high as 31 mph.
Monday
Showers and thunderstorms likely, mainly between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely, mainly before 10pm, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. West wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. East wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 10am. High near 78. Southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 65. Southeast wind around 6 mph. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm. High near 82. South wind 6 to 8 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind around 6 mph becoming west after midnight. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. West wind around 6 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. Light and variable wind.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the morning.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. South wind 3 to 5 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tunnel City WI
 43.94°N 90.54°W
4:29 pm CDT Jun 22, 2025
5pm CDT Jun 22, 2025-6pm CDT Jun 29, 2025
 
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Additional Resources

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