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.

Fair

23°F

-5°C

Humidity 91%
Wind Speed Calm
Barometer 29.93 in (1015.0 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 15 Feb 7:55 am CST
Extended Forecast for

3 Miles SW Warrens WI

  • Today

    Today: Sunny, with a high near 53. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 36. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 20 mph.

    Low: 36 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Calm wind becoming east 5 to 7 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48. Breezy, with an east wind 8 to 17 mph, with gusts as high as 30 mph.

    High: 48 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain likely, then rain and possibly a thunderstorm after midnight. Low around 38. Breezy, with an east wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly sunny, with a high near 52. Southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before midnight, then a slight chance of snow. Partly cloudy, with a low around 26. West wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: A chance of rain and snow after noon. Mostly sunny, with a high near 42. West wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 42 °F

    Mostly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 53. Northwest wind around 5 mph becoming calm in the afternoon.
Tonight
Increasing clouds, with a low around 36. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 20 mph.
Washington's Birthday
Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 31. Calm wind becoming east 5 to 7 mph after midnight.
Tuesday
Mostly cloudy, with a high near 48. Breezy, with an east wind 8 to 17 mph, with gusts as high as 30 mph.
Tuesday Night
Rain likely, then rain and possibly a thunderstorm after midnight. Low around 38. Breezy, with an east wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly sunny, with a high near 52. Southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
A chance of rain and snow before midnight, then a slight chance of snow. Partly cloudy, with a low around 26. West wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday
A chance of rain and snow after noon. Mostly sunny, with a high near 42. West wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 23. North wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 32. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15. Northwest wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 29. Northwest wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Warrens WI
 44.09°N 90.54°W
Last Update:
6:06 am CST Feb 15, 2026
Forecast Valid:
8am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
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Additional Resources

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Chance of Precipitation