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.

Overcast

23°F

-5°C

Humidity 73%
Wind Speed S 9 mph
Barometer 30.02 in (1018.9 mb)
Dewpoint 16°F (-9°C)
Visibility 9.00 mi
Wind Chill13°F (-11°C)
Last update 1 Feb 12:55 pm CST
Extended Forecast for

Sparta WI

  • This Afternoon

    This Afternoon: Snow, mainly after 4pm. High near 24. South wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 24 °F

    Snow

  • Tonight

    Tonight: Snow before midnight, then a chance of flurries between midnight and 3am. Low around 11. South wind 6 to 8 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 11 °F

    Snow then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4. Calm wind.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 23. Calm wind.

    High: 23 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 1. Calm wind.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Calm wind.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow after noon. Partly sunny, with a high near 36. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Snow, mainly after 4pm. High near 24. South wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow before midnight, then a chance of flurries between midnight and 3am. Low around 11. South wind 6 to 8 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 24. Northwest wind around 6 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 4. Calm wind.
Tuesday
Sunny, with a high near 23. Calm wind.
Tuesday Night
Partly cloudy, with a low around 1. Calm wind.
Wednesday
Mostly sunny, with a high near 24. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 11. Calm wind.
Thursday
A slight chance of rain and snow after noon. Partly sunny, with a high near 36. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 24. West wind around 7 mph becoming northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 31. North wind 6 to 9 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 7. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 26. Calm wind becoming south around 6 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
Last Update:
1:20 pm CST Feb 1, 2026
Forecast Valid:
1pm CST Feb 1, 2026-6pm CST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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