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.

A Few Clouds

54°F

12°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 29.52 in (1000.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 9 Mar 5:55 am CDT
Extended Forecast for

3 Miles SW Warrens WI

  • Today

    Today: Mostly sunny, with a high near 63. Southwest wind 7 to 13 mph becoming north in the afternoon. Winds could gust as high as 26 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Northeast wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51. East wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 1am, then rain or freezing rain likely between 1am and 4am, then snow showers and freezing rain likely after 4am. Mostly cloudy, with a low around 28. Northeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Showers then
    Wintry Mix
    Likely

  • Wednesday

    Wednesday: Snow showers likely, possibly mixed with freezing rain, becoming all snow after 10am. Mostly cloudy, with a high near 40. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.

    High: 40 °F

    Wintry Mix
    Likely then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Northwest wind 3 to 8 mph.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and snow showers after 1pm. Partly sunny, with a high near 45. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 45 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow showers. Low around 26. Breezy, with a south wind 11 to 16 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%.

    Low: 26 °F

    Rain/Snow and
    Breezy

  • Friday

    Friday: A 20 percent chance of snow showers before 1pm. Mostly sunny, with a high near 43. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 30 mph.

    High: 43 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 63. Southwest wind 7 to 13 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
Tonight
Partly cloudy, with a low around 34. Northeast wind 5 to 8 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 51. East wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of rain showers before 1am, then rain or freezing rain likely between 1am and 4am, then snow showers and freezing rain likely after 4am. Mostly cloudy, with a low around 28. Northeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Wednesday
Snow showers likely, possibly mixed with freezing rain, becoming all snow after 10am. Mostly cloudy, with a high near 40. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Wednesday Night
Partly cloudy, with a low around 20. Northwest wind 3 to 8 mph.
Thursday
A chance of rain and snow showers after 1pm. Partly sunny, with a high near 45. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Thursday Night
Rain and snow showers. Low around 26. Breezy, with a south wind 11 to 16 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Friday
A 20 percent chance of snow showers before 1pm. Mostly sunny, with a high near 43. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 30 mph.
Friday Night
A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around 22. Northwest wind 5 to 8 mph.
Saturday
A 50 percent chance of snow showers. Partly sunny, with a high near 42. Southeast wind 5 to 8 mph.
Saturday Night
Snow showers likely. Cloudy, with a low around 24. East wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Sunday
Snow showers likely. Mostly cloudy, with a high near 38. East wind 11 to 15 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
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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:
4:16 am CDT Mar 9, 2026
Forecast Valid:
6am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
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Additional Resources

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Chance of Precipitation