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

54°F

12°C

Humidity 53%
Wind Speed Calm
Barometer 30.04 in (1018.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 19 Mar 1:55 pm CDT
Extended Forecast for

Warrens WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 53. Calm wind becoming southeast around 6 mph.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Southeast wind 5 to 7 mph becoming west after midnight. Winds could gust as high as 18 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 54. Northwest wind around 7 mph.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 36. South wind 6 to 8 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 48. Northeast wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 48 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. North wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. Light and variable wind becoming northwest around 6 mph in the morning.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 53. Calm wind becoming southeast around 6 mph.
Tonight
Mostly cloudy, with a low around 34. Southeast wind 5 to 7 mph becoming west after midnight. Winds could gust as high as 18 mph.
Friday
Mostly cloudy, with a high near 54. Northwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 33. Calm wind.
Saturday
Mostly sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the morning.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 36. South wind 6 to 8 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Sunday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 48. Northeast wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 21. North wind 5 to 8 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 46. Light and variable wind becoming northwest around 6 mph in the morning.
Monday Night
Mostly cloudy, with a low around 30. South wind 3 to 7 mph.
Tuesday
Mostly cloudy, with a high near 52. South wind 6 to 8 mph becoming west in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 29. West wind around 5 mph becoming east after midnight.
Wednesday
Mostly cloudy, with a high near 50. Southeast wind 6 to 9 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Warrens WI
 44.14°N 90.51°W
Last Update:
1:56 pm CDT Mar 19, 2026
Forecast Valid:
2pm CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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Additional Resources

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Chance of Precipitation