National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Mostly Cloudy

40°F

4°C

Humidity 33%
Wind Speed NW 16 G 23 mph
Barometer 30.42 in (1031.4 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 27 Mar 1:55 pm CDT
Extended Forecast for

3 Miles SW Warrens WI

  • Tonight

    Tonight: Mostly clear, with a low around 18. Blustery, with a northwest wind 15 to 20 mph becoming light west after midnight. Winds could gust as high as 30 mph.

    Low: 18 °F

    Mostly Clear
    and Blustery
    then Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Breezy, with a southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 52 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. Southwest wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Southwest wind around 8 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. Light and variable wind becoming southeast around 5 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. East wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Southeast wind around 9 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly cloudy, with a high near 62. Southwest wind 9 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 62 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 28. North wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 18. Blustery, with a northwest wind 15 to 20 mph becoming light west after midnight. Winds could gust as high as 30 mph.
Saturday
Mostly sunny, with a high near 52. Breezy, with a southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Mostly cloudy, with a low around 35. Southwest wind 9 to 13 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 65. Southwest wind around 8 mph.
Sunday Night
Partly cloudy, with a low around 38. Light and variable wind becoming southeast around 5 mph after midnight.
Monday
Mostly sunny, with a high near 72. East wind 6 to 10 mph, with gusts as high as 21 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Southeast wind around 9 mph, with gusts as high as 21 mph.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 62. Southwest wind 9 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
A chance of rain showers before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 28. North wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow showers after 1pm. Mostly sunny, with a high near 48. North wind around 9 mph, with gusts as high as 20 mph.
Wednesday Night
A 30 percent chance of snow showers. Partly cloudy, with a low around 27. East wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday
A chance of rain and snow showers. Mostly sunny, with a high near 48. East wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 31. East wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 55. Southeast wind 9 to 11 mph, with gusts as high as 22 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:
2:06 pm CDT Mar 27, 2026
Forecast Valid:
3pm CDT Mar 27, 2026-6pm CDT Apr 3, 2026
 
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Additional Resources

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Chance of Precipitation