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

26°F

-3°C

Humidity 95%
Wind Speed Calm
Barometer 30.08 in (1019.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 9 Nov 5:55 am CST
Extended Forecast for

2 Miles ESE Ontario WI

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 60. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 60 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 36. Southwest wind around 6 mph becoming light and variable after midnight.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 60. Calm wind becoming west around 5 mph.

    High: 60 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: A 40 percent chance of showers before noon. Partly sunny, with a high near 53. Calm wind becoming north around 6 mph in the afternoon.

    High: 53 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. North wind 3 to 6 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44. North wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. North wind around 6 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43. Calm wind becoming north 5 to 8 mph.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 60. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 36. Southwest wind around 6 mph becoming light and variable after midnight.
Tuesday
Increasing clouds, with a high near 60. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 38. Calm wind.
Veterans Day
A 40 percent chance of showers before noon. Partly sunny, with a high near 53. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 30. North wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 44. North wind 6 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 25. North wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 43. Calm wind becoming north 5 to 8 mph.
Friday Night
Mostly clear, with a low around 24. Calm wind.
Saturday
Sunny, with a high near 49. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 29. Calm wind.
Sunday
Sunny, with a high near 55. Light and variable wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Ontario WI
 43.71°N 90.56°W
Last Update:
5:11 am CST Nov 9, 2026
Forecast Valid:
6am CST Nov 9, 2026-6pm CST Nov 15, 2026
 
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Additional Resources

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