Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

57°F

14°C

Humidity 44%
Wind Speed S 16 G 23 mph
Barometer 29.90 in (1013.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 8 Apr 10:55 am CDT
Extended Forecast for

Sparta WI

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms after 4pm.  Increasing clouds, with a high near 68. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 39 mph.

    High: 68 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm.  Cloudy during the early evening, then gradual clearing, with a low around 34. West wind 6 to 11 mph becoming light southwest. Winds could gust as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers
    Likely then
    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 54. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 54 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 34. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 56. Calm wind becoming northwest around 5 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

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

    Low: 30 °F

    Clear

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 61. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 48. Southeast wind 7 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 73. Breezy, with a south wind 9 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 68. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 39 mph.
Tonight
Showers likely and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind 6 to 11 mph becoming light southwest. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Increasing clouds, with a high near 54. West wind 6 to 9 mph, with gusts as high as 18 mph.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 34. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 56. Calm wind becoming northwest around 5 mph.
Friday Night
Clear, with a low around 30. Calm wind.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 61. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. Southeast wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73. Breezy, with a south wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 59. South wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Southwest wind around 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 54. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
12:21 pm CDT Apr 8, 2026
12pm CDT Apr 8, 2026-6pm CDT Apr 14, 2026
 
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Additional Resources

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