Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

64°F

18°C

Humidity 91%
Wind Speed Calm
Barometer 29.95 in (1014.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 25 Jul 1:55 am CDT
Extended Forecast for

2 Miles SW Cataract WI

Extreme Heat Warning July 26, 12:00pm until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Overnight

    Overnight: Mostly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 88. Southwest wind 5 to 8 mph.

    High: 88 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 71. Southwest wind around 6 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 92. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Light northwest wind.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. South wind around 5 mph.
Saturday
Partly sunny, with a high near 88. Southwest wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 69. Calm wind.
Sunday
Mostly sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming southwest 5 to 8 mph in the morning.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 92. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 66. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88. Light northwest wind.
Tuesday Night
Mostly clear, with a low around 64. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Calm wind.
Wednesday Night
Partly cloudy, with a low around 65. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Light southwest wind.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Light west wind.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Cataract WI
 44.06°N 90.87°W
1:26 am CDT Jul 25, 2026
2am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database