Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

A Few Clouds

80°F

27°C

Humidity 72%
Wind Speed Calm
Barometer 29.87 in (1011.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 9 Jul 1:55 pm CDT
Extended Forecast for

Sparta WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 82. Light northwest wind.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, increasing clouds, with a high near 84. Calm wind.

    High: 84 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 64. Calm wind.

    Low: 64 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 89. Light southwest wind.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 82. Light northwest wind.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 61. Calm wind.
Friday
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 84. Calm wind.
Friday Night
Partly cloudy, with a low around 61. Calm wind.
Saturday
Sunny, with a high near 86. Calm wind.
Saturday Night
Mostly clear, with a low around 62. Calm wind.
Sunday
Sunny, with a high near 87. Calm wind.
Sunday Night
Clear, with a low around 64. Calm wind.
Monday
Sunny, with a high near 89. Light southwest wind.
Monday Night
Mostly clear, with a low around 66. Calm wind.
Tuesday
Sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 67. Light southwest wind.
Wednesday
Sunny, with a high near 90. Light southwest wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.95°N 90.84°W
1:26 pm CDT Jul 9, 2026
2pm CDT Jul 9, 2026-6pm CDT Jul 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database