Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

54°F

12°C

Humidity 39%
Wind Speed W 6 mph
Barometer 30.14 in (1021.4 mb)
Dewpoint 29°F (-2°C)
Visibility 9.00 mi
Wind Chill52°F (11°C)
Last update 9 Apr 4:55 pm CDT
Extended Forecast for

Sparta WI

  • Tonight

    Tonight: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 34. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 53. Northwest wind 3 to 8 mph.

    High: 53 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Increasing clouds, with a high near 59. Calm wind becoming southeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 48. Southeast wind around 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm.  High near 72. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly before 1am.  Mostly cloudy, with a low around 60. Southwest wind 9 to 15 mph, with gusts as high as 26 mph.

    Low: 60 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 79. Southwest wind 6 to 8 mph.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 57. South wind 6 to 8 mph.  Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 53. Northwest wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 30. Calm wind.
Saturday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 59. Calm wind becoming southeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. Southeast wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 72. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 60. Southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. Southwest wind 6 to 8 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. South wind 6 to 8 mph. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. South wind 5 to 9 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. South wind around 8 mph. Chance of precipitation is 70%.
Wednesday
Showers likely. Partly sunny, with a high near 64. Southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43. Southwest wind 5 to 7 mph.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 72. Southwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
2:01 pm CDT Apr 9, 2026
5pm CDT Apr 9, 2026-6pm CDT Apr 16, 2026
 
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Additional Resources

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