Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast and Breezy

40°F

4°C

Humidity 49%
Wind Speed W 21 G 28 mph
Barometer 29.91 in (1013.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Apr 12:55 pm CDT
Extended Forecast for

Sparta WI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 46. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.

    High: 46 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Widespread frost after 5am.  Otherwise, partly cloudy, with a low around 29. West wind 5 to 10 mph becoming light  in the evening. Winds could gust as high as 22 mph.

    Low: 29 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: A chance of snow showers before 9am, then a chance of sprinkles and flurries between 9am and 10am.  Mostly sunny, with a high near 48. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 48 °F

    Chance
    Sprinkles/Snow
    then Sunny

  • Sunday Night

    Sunday Night: Widespread frost after 4am.  Otherwise, mostly clear, with a low around 23. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 23 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 56. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 56 °F

    Frost then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming west around 5 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 40. Calm wind.

    Low: 40 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. East wind 3 to 8 mph.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 46. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.
Tonight
Widespread frost after 5am. Otherwise, partly cloudy, with a low around 29. West wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 22 mph.
Sunday
A chance of snow showers before 9am, then a chance of sprinkles and flurries between 9am and 10am. Mostly sunny, with a high near 48. Light west wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Widespread frost after 4am. Otherwise, mostly clear, with a low around 23. Northwest wind around 6 mph becoming calm in the evening.
Monday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming south 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 41. South wind 5 to 7 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 73. Calm wind becoming west around 5 mph.
Tuesday Night
Clear, with a low around 40. Calm wind.
Wednesday
Sunny, with a high near 74. East wind 3 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 55. Southeast wind around 8 mph, with gusts as high as 18 mph.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 77. Breezy, with a south wind 8 to 16 mph, with gusts as high as 25 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 53. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 65. Southwest wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
1:26 pm CDT Apr 18, 2026
1pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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