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

42°F

6°C

Humidity 35%
Wind Speed NW 9 mph
Barometer 29.83 in (1010.7 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Nov 10:55 pm CST
Extended Forecast for

6 Miles N Norwalk WI

  • Tonight

    Tonight: Clear, with a low around 27. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 27 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 47. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 46. Light and variable wind.

    High: 46 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of rain before 9pm, then a chance of rain and snow. Cloudy, with a low around 31. East wind 3 to 7 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 40. East wind around 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 28. East wind 3 to 5 mph.

    Low: 28 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. Southeast wind 3 to 5 mph.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 32. Light southeast wind.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Clear, with a low around 27. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 47. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.
Monday
Increasing clouds, with a high near 46. Light and variable wind.
Monday Night
A chance of rain before 9pm, then a chance of rain and snow. Cloudy, with a low around 31. East wind 3 to 7 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 40. East wind around 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 28. East wind 3 to 5 mph.
Wednesday
Mostly cloudy, with a high near 44. Southeast wind 3 to 5 mph.
Wednesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 32. Light southeast wind.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 47. Southeast wind 3 to 7 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34. Northeast wind 5 to 7 mph.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 45. North wind around 8 mph.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29. North wind around 6 mph.
Saturday
Mostly sunny, with a high near 46. West wind around 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Norwalk WI
 43.92°N 90.63°W
Last Update:
9:51 pm CST Nov 15, 2025
Forecast Valid:
11pm CST Nov 15, 2025-6pm CST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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