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

45°F

7°C

Humidity 98%
Wind Speed Calm
Barometer 29.79 in (1009.0 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 7 Oct 3:55 am CDT
Extended Forecast for

4 Miles N Sparta / Fort McCoy Airport WI

  • Today

    Today: Sunny, with a high near 72. Light northwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. South wind 3 to 5 mph. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy, with a south wind 7 to 17 mph, with gusts as high as 28 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. South wind 6 to 11 mph, with gusts as high as 29 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Light northwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
Partly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 41. Calm wind.
Friday
Mostly sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. South wind 3 to 5 mph. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 7 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 61. South wind 6 to 11 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 79. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 55. Light south wind.
Columbus Day
A 30 percent chance of showers. Partly sunny, with a high near 70. Southwest wind 3 to 8 mph.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47. North wind 3 to 5 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 62. Light north wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sparta / Fort McCoy Airport WI
 44.01°N 90.72°W
Last Update:
3:21 am CDT Oct 7, 2026
Forecast Valid:
4am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation