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.

Fog/Mist

45°F

7°C

Humidity 98%
Wind Speed Calm
Barometer 29.76 in (1008.5 mb)
Dewpoint 44°F (7°C)
Visibility 2.25 mi
Last update 25 Nov 5:55 am CST
Extended Forecast for

Warrens WI

Wind Advisory November 26, 03:00am until November 26, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Rain likely. Patchy fog. Otherwise, cloudy, with a steady temperature around 43. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain, mainly after 10am. Patchy fog. High near 49. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Snow, possibly mixed with rain, becoming all snow after 5am. Low around 27. Blustery, with a south wind 7 to 12 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain then
    Rain/Snow and
    Blustery

  • Wednesday

    Wednesday: Snow, mainly before noon. High near 33. Breezy, with a northwest wind 17 to 23 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Breezy. Snow
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 17. Northwest wind 13 to 15 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly cloudy, with a high near 28. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 28 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12. Northwest wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Slight Chance
    Snow then
    Chance Snow

Detailed Forecast

Overnight
Rain likely. Patchy fog. Otherwise, cloudy, with a steady temperature around 43. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, mainly after 10am. Patchy fog. High near 49. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Snow, possibly mixed with rain, becoming all snow after 5am. Low around 27. Blustery, with a south wind 7 to 12 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Snow, mainly before noon. High near 33. Breezy, with a northwest wind 17 to 23 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 17. Northwest wind 13 to 15 mph, with gusts as high as 30 mph.
Thanksgiving Day
Mostly cloudy, with a high near 28. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 12. Northwest wind 5 to 9 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 27. Northwest wind around 6 mph becoming calm in the afternoon.
Friday Night
A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. Calm wind.
Saturday
Snow likely, mainly before noon. Mostly cloudy, with a high near 29. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 13. Light and variable wind becoming north around 5 mph after midnight.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 29. West wind 5 to 7 mph.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 10. West wind around 6 mph.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 22. Northwest wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Warrens WI
 44.14°N 90.51°W
Last Update:
5:31 am CST Nov 25, 2025
Forecast Valid:
5am CST Nov 25, 2025-6pm CST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation