I-43 weather conditions near Grafton, Wisconsin
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Light Snow 28°F 2025-11-29T10:15:00-06:00 
Today 2025-11-29, Heavy Snow and Breezy. Snow. The snow could be heavy at times. High near 33. Breezy, with a south wind 5 to 10 mph becoming southeast 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 6 inches possible.
Tonight 2025-11-29, Heavy Snow and Breezy. Snow. The snow could be heavy at times. Low around 29. Breezy, with a southeast wind 10 to 20 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.Sunday 2025-11-30, Chance Snow and Patchy Blowing Snow. A 50 percent chance of snow, mainly before 8am. Patchy blowing snow between 7am and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 32. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Sunday Night 2025-11-30, Partly Cloudy. Partly cloudy, with a low around 9. Northwest wind 5 to 15 mph.Monday 2025-12-01, Mostly Cloudy then Slight Chance Snow. A 20 percent chance of snow after noon. Mostly cloudy, with a high near 23. Southwest wind 5 to 10 mph.
Monday Night 2025-12-01, Chance Snow. A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 12. West wind around 5 mph.
Tuesday 2025-12-02, Partly Sunny. Partly sunny, with a high near 23. West wind 5 to 10 mph.
Tuesday Night 2025-12-02, Mostly Cloudy. Mostly cloudy, with a low around 15. Southwest wind 5 to 10 mph.
Wednesday 2025-12-03, Chance Snow. A 40 percent chance of snow. Mostly cloudy, with a high near 29.Wednesday Night 2025-12-03, Chance Snow then Partly Cloudy. A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 5.
Thursday 2025-12-04, Mostly Sunny. Mostly sunny, with a high near 18.
Thursday Night 2025-12-04, Chance Snow. A 30 percent chance of snow. Mostly cloudy, with a low around 7.
Friday 2025-12-05, Chance Snow. A 30 percent chance of snow. Mostly cloudy, with a high near 27.