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

48°F

9°C

Humidity 68%
Wind Speed Calm
Barometer 29.99 in (1016.7 mb)
Dewpoint 38°F (3°C)
Visibility 9.00 mi
Last update 5 Mar 11:55 am CST
Extended Forecast for

3 Miles SW Warrens WI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 47. East wind around 7 mph.

    High: 47 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Southeast wind 5 to 7 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Showers, with thunderstorms also possible after 9am. High near 60. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 35. South wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 49. Northwest wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Southwest wind 5 to 13 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. Southwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 47. East wind around 7 mph.
Tonight
Mostly cloudy, with a low around 36. Southeast wind 5 to 7 mph.
Friday
Showers, with thunderstorms also possible after 9am. High near 60. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 35. South wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 49. Northwest wind 7 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 29. Southwest wind 5 to 13 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 60. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 41. Southwest wind around 10 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 65. West wind 7 to 11 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 35. West wind 6 to 8 mph becoming east after midnight. Winds could gust as high as 18 mph.
Tuesday
Showers likely. Mostly sunny, with a high near 55. East wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25. North wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Wednesday
A 40 percent chance of snow showers. Partly sunny, with a high near 42. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Warrens WI
 44.09°N 90.54°W
Last Update:
8:27 am CST Mar 5, 2026
Forecast Valid:
12pm CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
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Additional Resources

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Chance of Precipitation