National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

56°F

13°C

Humidity 97%
Wind Speed Calm
Barometer 30.03 in (1017.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 26 Jun 10:55 pm CDT
Extended Forecast for

2 Miles E Sparta / Fort McCoy Airport WI

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Southeast wind around 6 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers between 10am and 11am. Increasing clouds, with a high near 85. Breezy, with a southeast wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Mostly Cloudy
    and Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Southeast wind 7 to 13 mph, with gusts as high as 24 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny and hot, with a high near 95. Breezy, with a south wind 7 to 17 mph, with gusts as high as 26 mph.

    High: 95 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Breezy, with a south wind 9 to 16 mph, with gusts as high as 28 mph.

    Low: 75 °F

    Mostly Clear
    and Breezy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 53. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming southeast 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 59. Southeast wind around 6 mph.
Sunday
A chance of showers between 10am and 11am. Increasing clouds, with a high near 85. Breezy, with a southeast wind 8 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Southeast wind 7 to 13 mph, with gusts as high as 24 mph.
Monday
Sunny and hot, with a high near 95. Breezy, with a south wind 7 to 17 mph, with gusts as high as 26 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Breezy, with a south wind 9 to 16 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 94. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 8 to 11 mph, with gusts as high as 23 mph.
Wednesday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 93. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 5 to 7 mph, with gusts as high as 21 mph.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southwest wind 5 to 7 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Sparta / Fort McCoy Airport WI
 43.97°N 90.69°W
Last Update:
11:01 pm CDT Jun 26, 2026
Forecast Valid:
11pm CDT Jun 26, 2026-6pm CDT Jul 3, 2026
 
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Additional Resources

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