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.

Fair

17°F

-8°C

Humidity 91%
Wind Speed Calm
Barometer 30.16 in (1022.9 mb)
Dewpoint 15°F (-9°C)
Visibility 9.00 mi
Last update 12 Mar 7:55 am CDT
Extended Forecast for

2 Miles SSE Norwalk WI

Wind Advisory March 13, 12:00am until March 13, 01:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: A chance of snow after 3pm, mixing with rain after 5pm. Increasing clouds, with a high near 45. Breezy, with a light and variable wind becoming south 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    High: 45 °F

    Sunny then
    Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Rain and snow likely before 9pm, then rain between 9pm and 4am, then a chance of rain and snow after 4am. Low around 29. Windy, with a south wind 21 to 28 mph becoming west after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow and
    Windy

  • Friday

    Friday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 40. Windy, with a northwest wind 26 to 31 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 49 mph.

    High: 40 °F

    Slight Chance
    Snow and
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. Northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 39. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 39 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 26. East wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: 26 °F

    Snow Likely
    then Heavy
    Snow

  • Sunday

    Sunday: Snow before 1pm, then snow, possibly mixed with rain. High near 33. Breezy, with a northeast wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

    High: 33 °F

    Breezy. Snow
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 10. Windy, with a north wind 24 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.

    Low: 10 °F

    Snow Likely
    and Windy

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 20. Blustery, with a northwest wind around 21 mph, with gusts as high as 32 mph.

    High: 20 °F

    Slight Chance
    Snow and
    Blustery

Detailed Forecast

Today
A chance of snow after 3pm, mixing with rain after 5pm. Increasing clouds, with a high near 45. Breezy, with a light and variable wind becoming south 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Tonight
Rain and snow likely before 9pm, then rain between 9pm and 4am, then a chance of rain and snow after 4am. Low around 29. Windy, with a south wind 21 to 28 mph becoming west after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 40. Windy, with a northwest wind 26 to 31 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 49 mph.
Friday Night
Mostly cloudy, with a low around 23. Northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Saturday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 39. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Snow. The snow could be heavy at times. Low around 26. East wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Sunday
Snow before 1pm, then snow, possibly mixed with rain. High near 33. Breezy, with a northeast wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 10. Windy, with a north wind 24 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.
Monday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 20. Blustery, with a northwest wind around 21 mph, with gusts as high as 32 mph.
Monday Night
Partly cloudy, with a low around -4. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 24. West wind around 6 mph.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 7. Southeast wind 3 to 5 mph.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 37. Southeast wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Norwalk WI
 43.82°N 90.61°W
Last Update:
7:31 am CDT Mar 12, 2026
Forecast Valid:
8am CDT Mar 12, 2026-6pm CDT Mar 18, 2026
 
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Additional Resources

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