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

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

58°F

14°C

Humidity 37%
Wind Speed N 3 mph
Barometer 29.94 in (1014.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 31 Mar 5:55 pm CDT
Extended Forecast for

Warrens WI

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Southwest wind around 7 mph becoming northeast after midnight. Winds could gust as high as 21 mph.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow showers after 5pm. Partly sunny, with a high near 46. East wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, snow showers, freezing rain, and sleet before 1am, then freezing rain, possibly mixed with sleet between 1am and 4am, then rain or freezing rain after 4am. Low around 29. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible. New snow and sleet accumulation of less than one inch possible.

    Low: 29 °F

    Wintry Mix

  • Thursday

    Thursday: Rain or freezing rain, becoming all rain after 10am. Some thunder is also possible. High near 54. Breezy, with an east wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.

    High: 54 °F

    Breezy.
    Rain/Freezing
    Rain then
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 30. Breezy, with a west wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 30 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers after 1pm. Partly sunny, with a high near 53. West wind 6 to 8 mph becoming northeast in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 33. East wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    Low: 33 °F

    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 45. Breezy, with a northeast wind 13 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph.

    High: 45 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 1am, then a slight chance of snow showers. Mostly cloudy, with a low around 25. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance
    Rain/Snow and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Southwest wind around 7 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Wednesday
A slight chance of rain and snow showers after 5pm. Partly sunny, with a high near 46. East wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.
Wednesday Night
Rain, snow showers, freezing rain, and sleet before 1am, then freezing rain, possibly mixed with sleet between 1am and 4am, then rain or freezing rain after 4am. Low around 29. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible. New snow and sleet accumulation of less than one inch possible.
Thursday
Rain or freezing rain, becoming all rain after 10am. Some thunder is also possible. High near 54. Breezy, with an east wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 30. Breezy, with a west wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers after 1pm. Partly sunny, with a high near 53. West wind 6 to 8 mph becoming northeast in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 33. East wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 45. Breezy, with a northeast wind 13 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
A chance of rain and snow showers before 1am, then a slight chance of snow showers. Mostly cloudy, with a low around 25. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 47. Northwest wind around 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 25. Northwest wind 5 to 8 mph becoming southwest after midnight.
Monday
A slight chance of rain and snow showers. Partly sunny, with a high near 53. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 30. Northwest wind around 8 mph.
Tuesday
Partly sunny, with a high near 52. North wind 8 to 10 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Warrens WI
 44.14°N 90.51°W
Last Update:
6:16 pm CDT Mar 31, 2026
Forecast Valid:
6pm CDT Mar 31, 2026-6pm CDT Apr 7, 2026
 
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Additional Resources

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