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.

Overcast

51°F

11°C

Humidity 61%
Wind Speed Calm
Barometer 30.17 in (1022.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 22 May 3:55 am CDT
Extended Forecast for

4 Miles WSW Tunnel City WI

  • Today

    Today: Partly sunny, with a high near 68. Breezy, with an east wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 68 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. East wind 8 to 15 mph, with gusts as high as 26 mph.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 71. Southeast wind 3 to 7 mph.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 88. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Light south wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. South wind 3 to 6 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 68. Breezy, with an east wind 8 to 17 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 50. East wind 8 to 15 mph, with gusts as high as 26 mph.
Saturday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 71. Southeast wind 3 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 50. Calm wind.
Sunday
Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 52. Calm wind.
Memorial Day
Sunny, with a high near 88. Calm wind becoming southwest 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 59. Light south wind.
Tuesday
Sunny, with a high near 88. South wind 3 to 6 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 59. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. East wind around 6 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. East wind 5 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Tunnel City WI
 43.99°N 90.63°W
Last Update:
3:26 am CDT May 22, 2026
Forecast Valid:
4am CDT May 22, 2026-6pm CDT May 28, 2026
 
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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