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

62°F

17°C

Humidity 84%
Wind Speed Calm
Barometer 29.91 in (1013.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 20 Jun 8:55 pm CDT
Extended Forecast for

2 Miles SSE Norwalk WI

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 74. Calm wind becoming east around 6 mph in the morning.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 52. Light northeast wind.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 77. Calm wind becoming northeast around 6 mph in the morning.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Calm wind.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 55. Light south wind. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 74. Light and variable wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 60%.

    High: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Light and variable wind.
Sunday
A 30 percent chance of showers, mainly after 3pm. Partly sunny, with a high near 74. Calm wind becoming east around 6 mph in the morning.
Sunday Night
A 30 percent chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 52. Light northeast wind.
Monday
Sunny, with a high near 77. Calm wind becoming northeast around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 51. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Calm wind.
Tuesday Night
Showers and possibly a thunderstorm. Low around 55. Light south wind. Chance of precipitation is 90%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 74. Light and variable wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Light northwest wind.
Thursday Night
Partly cloudy, with a low around 52. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Calm wind becoming southeast 5 to 7 mph in the morning.
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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:
9:31 pm CDT Jun 20, 2026
Forecast Valid:
9pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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