Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

6°F

-14°C

Humidity 82%
Wind Speed Calm
Barometer 29.85 in (1013.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Last update 26 Feb 7:55 am CST
Extended Forecast for

2 Miles N Ontario WI

  • Today

    Today: Mostly sunny, with a high near 39. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. South wind 3 to 7 mph.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 51. South wind 7 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 17. Northwest wind 6 to 11 mph, with gusts as high as 24 mph.

    Low: 17 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 50 percent chance of snow.  Mostly cloudy, with a high near 25. North wind 5 to 7 mph.  New snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5. Light north wind.

    Low: 5 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 26. Light northeast wind.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. Calm wind.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 39. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 24. South wind 3 to 7 mph.
Friday
Mostly sunny, with a high near 51. South wind 7 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Increasing clouds, with a low around 17. Northwest wind 6 to 11 mph, with gusts as high as 24 mph.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 25. North wind 5 to 7 mph. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Mostly clear, with a low around 5. Light north wind.
Sunday
Mostly sunny, with a high near 26. Light northeast wind.
Sunday Night
Mostly cloudy, with a low around 12. Calm wind.
Monday
Partly sunny, with a high near 36. Calm wind becoming southeast 5 to 7 mph in the morning.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 20. Light south wind.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 42. South wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 22. Light west wind.
Wednesday
Mostly sunny, with a high near 45. South wind 3 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Ontario WI
 43.75°N 90.58°W
8:32 am CST Feb 26, 2026
8am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database