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

57°F

14°C

Humidity 37%
Wind Speed SW 15 G 18 mph
Barometer 30.36 in (1029.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 17 Oct 1:55 pm CDT
Extended Forecast for

4 Miles E Sparta / Fort McCoy Airport WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 58 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 37. Southwest wind around 8 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. South wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. Calm wind.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Calm wind becoming south around 5 mph in the afternoon.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Tonight
Clear, with a low around 37. Southwest wind around 8 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 63. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 38. South wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 66. Calm wind.
Monday Night
Mostly clear, with a low around 38. Calm wind.
Tuesday
Sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 43. Calm wind.
Wednesday
Sunny, with a high near 70. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 49. Calm wind.
Thursday
Mostly sunny, with a high near 71. Calm wind.
Thursday Night
Partly cloudy, with a low around 48. Calm wind.
Friday
Mostly sunny, with a high near 71. Calm wind becoming south 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Sparta / Fort McCoy Airport WI
 43.95°N 90.66°W
Last Update:
2:16 pm CDT Oct 17, 2026
Forecast Valid:
2pm CDT Oct 17, 2026-6pm CDT Oct 23, 2026
 
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