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.

Mostly Cloudy

44°F

7°C

Humidity 58%
Wind Speed N 5 mph
Barometer 30.30 in (1027.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 10 Apr 10:55 am CDT
Extended Forecast for

3 Miles SW Warrens WI

  • Today

    Today: Sunny, with a high near 55. Northwest wind around 9 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 30. Calm wind.

    Low: 30 °F

    Clear

  • Saturday

    Saturday: A 50 percent chance of showers, mainly after 1pm. Increasing clouds, with a high near 57. Light south wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 45. Southeast wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 71. Breezy, with a south wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 56. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Southwest wind around 8 mph, with gusts as high as 18 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 55. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 76. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    High: 76 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 55. Northwest wind around 9 mph.
Tonight
Clear, with a low around 30. Calm wind.
Saturday
A 50 percent chance of showers, mainly after 1pm. Increasing clouds, with a high near 57. Light south wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 45. Southeast wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 71. Breezy, with a south wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 56. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Southwest wind around 8 mph, with gusts as high as 18 mph.
Monday Night
Showers and possibly a thunderstorm. Low around 55. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 76. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 49. South wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 66. West wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 45. West wind 6 to 8 mph becoming south after midnight.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 75. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Warrens WI
 44.09°N 90.54°W
Last Update:
8:52 am CDT Apr 10, 2026
Forecast Valid:
11am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
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Additional Resources

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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