Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

66°F

19°C

Humidity 79%
Wind Speed SW 14 G 21 mph
Barometer 29.64 in (1003.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 12 Apr 11:55 pm CDT
Extended Forecast for

Sparta WI

  • Overnight

    Overnight: Partly cloudy, with a low around 58. West wind 7 to 11 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 5pm.  Partly sunny, with a high near 79. Calm wind becoming south 5 to 9 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Mostly Sunny
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 2am.  Low around 60. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    T-storms

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 77. West wind 3 to 6 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 51. Light north wind.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 70. Calm wind becoming east 5 to 7 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Mostly cloudy, with a low around 52. East wind around 6 mph becoming south after midnight.  Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 73. West wind 5 to 7 mph.

    High: 73 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Southwest wind around 6 mph becoming southeast after midnight.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. West wind 7 to 11 mph, with gusts as high as 25 mph.
Monday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 79. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms, mainly before 2am. Low around 60. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 77. West wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Light north wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 70. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 52. East wind around 6 mph becoming south after midnight. Chance of precipitation is 60%.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73. West wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 52. Southwest wind around 6 mph becoming southeast after midnight.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Breezy, with a south wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Southwest wind 8 to 13 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 52. Northwest wind 8 to 11 mph.
Saturday Night
A chance of rain and snow showers. Partly cloudy, with a low around 30. Northwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Sunday
A slight chance of rain and snow showers. Mostly sunny, with a high near 54. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
11:36 pm CDT Apr 12, 2026
12am CDT Apr 13, 2026-6pm CDT Apr 19, 2026
 
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