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

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

71°F

22°C

Humidity 88%
Wind Speed Calm
Barometer 30.19 in (1022.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 24 Jun 11:55 am CDT
Extended Forecast for

3 Miles W Tunnel City WI

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Calm wind becoming north around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 62. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 71. East wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 60. East wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 60 °F

    T-storms then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 79. Southeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 79 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 65. Southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 82. West wind 3 to 6 mph.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Calm wind becoming north around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 62. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm. High near 71. East wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 60. East wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm. High near 79. Southeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 65. Southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Partly sunny, with a high near 82. West wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 63. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. Calm wind.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 89. Southwest wind 3 to 7 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. West wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Tunnel City WI
 44.01°N 90.63°W
Last Update:
11:58 am CDT Jun 24, 2025
Forecast Valid:
12pm CDT Jun 24, 2025-6pm CDT Jun 30, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation