Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

29°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 30.16 in (1022.6 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 3 Mar 8:55 pm CST
Extended Forecast for

Sparta WI

  • Tonight

    Tonight: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 54. Light southeast wind.

    High: 54 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight.  Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before noon.  Mostly cloudy, with a high near 51. Light east wind.

    High: 51 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after midnight.  Mostly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph after midnight.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers.  High near 60. Southeast wind 5 to 7 mph becoming south in the afternoon.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 36. South wind 6 to 8 mph becoming west after midnight.  Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before noon.  Partly sunny, with a high near 50. West wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 50 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 54. Light southeast wind.
Wednesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 34. Calm wind.
Thursday
A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 51. Light east wind.
Thursday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 38. Calm wind becoming southeast around 5 mph after midnight.
Friday
Showers. High near 60. Southeast wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 36. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 70%.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 50. West wind 7 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 33. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 60. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 35. West wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 63. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 42. Southwest wind around 8 mph, with gusts as high as 18 mph.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 60. Southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
8:41 pm CST Mar 3, 2026
9pm CST Mar 3, 2026-6pm CDT Mar 10, 2026
 
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Additional Resources

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