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

72°F

22°C

Humidity 50%
Wind Speed Calm
Barometer 30.20 in (1022.9 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Jul 10:55 am CDT
Extended Forecast for

2 Miles E Westby WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. Calm wind becoming southwest around 5 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 80. Light south wind increasing to 5 to 9 mph in the morning.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 61. South wind 6 to 8 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 88. Southwest wind around 7 mph.

    High: 88 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 92. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 92 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind around 7 mph.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 93. Southwest wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 93 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 78. Calm wind becoming southwest around 5 mph.
Tonight
Mostly cloudy, with a low around 56. Calm wind.
Friday
Sunny, with a high near 80. Light south wind increasing to 5 to 9 mph in the morning.
Friday Night
Increasing clouds, with a low around 61. South wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 88. Southwest wind around 7 mph.
Saturday Night
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 92. Light southwest wind increasing to 5 to 9 mph in the morning.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind around 7 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 93. Southwest wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 67. Northwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 88. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 63. Light and variable wind.
Wednesday
Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Westby WI
 43.65°N 90.83°W
Last Update:
11:36 am CDT Jul 23, 2026
Forecast Valid:
12pm CDT Jul 23, 2026-6pm CDT Jul 29, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation