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.

Fair

83°F

28°C

Humidity 63%
Wind Speed Calm
Barometer 29.88 in (1011.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Jul 7:55 pm CDT
Extended Forecast for

Warrens WI

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Light south wind.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 82 °F

    Chance
    T-storms then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 55. North wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Heavy Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 72. North wind around 8 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. Calm wind becoming southeast around 6 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. Light south wind.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Light and variable wind becoming south around 6 mph in the morning.

    High: 76 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 60. Light north wind.

    Low: 60 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Light south wind.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 55. North wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Mostly sunny, with a high near 72. North wind around 8 mph.
Thursday Night
Mostly clear, with a low around 52. Calm wind.
Friday
Mostly sunny, with a high near 75. Calm wind becoming southeast around 6 mph in the morning.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. Light south wind.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Light and variable wind becoming south around 6 mph in the morning.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 60. Light north wind.
Sunday
Mostly sunny, with a high near 79. Northeast wind 3 to 5 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59. Light east wind.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 80. East wind 5 to 7 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southeast wind 3 to 6 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South wind around 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Warrens WI
 44.14°N 90.51°W
Last Update:
7:59 pm CDT Jul 15, 2025
Forecast Valid:
8pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation