Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Light Rain Fog/Mist

37°F

3°C

Humidity 95%
Wind Speed Calm
Barometer 29.59 in (1003.1 mb)
Dewpoint 36°F (2°C)
Visibility 4.00 mi
Last update 2 Apr 7:55 pm CDT
Extended Forecast for

Sparta WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Calm wind becoming west around 6 mph after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 4pm.  Mostly cloudy, with a high near 48. Calm wind becoming east around 6 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 48 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 2am, then showers likely.  Low around 34. East wind 8 to 11 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after 7am.  Mostly cloudy, with a high near 45. Breezy, with a west wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. West wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. West wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. West wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44. Breezy, with a northwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 44 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Northwest wind 6 to 11 mph becoming light north  after midnight. Winds could gust as high as 23 mph.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. Calm wind becoming west around 6 mph after midnight.
Friday
Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 48. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 34. East wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 40 percent chance of showers, mainly after 7am. Mostly cloudy, with a high near 45. Breezy, with a west wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 29. West wind 10 to 14 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 50. West wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 31. West wind around 6 mph.
Monday
Partly sunny, with a high near 44. Breezy, with a northwest wind 7 to 16 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 20. Northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 48. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. South wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 65. Breezy, with a south wind 10 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43. West wind 7 to 10 mph, with gusts as high as 23 mph.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 58. West wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
10:31 pm CDT Apr 2, 2026
10pm CDT Apr 2, 2026-6pm CDT Apr 9, 2026
 
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Additional Resources

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