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

55°F

13°C

Humidity 90%
Wind Speed Calm
Barometer 30.22 in (1024.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Oct 4:55 pm CDT
Extended Forecast for

3 Miles SW Cataract WI

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 47. Southeast wind 3 to 6 mph.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Southeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 56. Southeast wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 75. South wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. South wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 68. West wind 5 to 9 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 10pm, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 42. West wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. West wind around 5 mph becoming light and variable.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 47. Southeast wind 3 to 6 mph.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Southeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 56. Southeast wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 75. South wind 10 to 14 mph, with gusts as high as 24 mph.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. South wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 68. West wind 5 to 9 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 10pm, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 42. West wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 58. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 37. West wind around 5 mph becoming light and variable.
Monday
Sunny, with a high near 63. South wind 6 to 11 mph.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 41. South wind around 7 mph becoming west after midnight.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 61. West wind 8 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 37. West wind 7 to 9 mph, with gusts as high as 20 mph.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 59. West wind 7 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cataract WI
 44.06°N 90.87°W
Last Update:
4:16 pm CDT Oct 15, 2025
Forecast Valid:
5pm CDT Oct 15, 2025-6pm CDT Oct 22, 2025
 
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Additional Resources

Radar & Satellite Image

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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