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: Overcast 55°F 2025-08-30T06:35:00-05:00 
Today 2025-08-30, Mostly Sunny. Mostly sunny, with a high near 69. Calm wind becoming east around 5 mph in the afternoon.
Tonight 2025-08-30, Mostly Clear. Mostly clear, with a low around 52. East wind around 5 mph becoming calm.
Sunday 2025-08-31, Sunny. Sunny, with a high near 74. Calm wind becoming east around 5 mph in the afternoon.- Sunday Night 2025-08-31, Mostly Clear. Mostly clear, with a low around 54. Calm wind.
- Labor Day 2025-09-01, Sunny. Sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.
- Monday Night 2025-09-01, Mostly Clear. Mostly clear, with a low around 55. Calm wind.
- Tuesday 2025-09-02, Sunny. Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night 2025-09-02, Partly Cloudy then Chance Showers. A 30 percent chance of showers after 1am. Increasing clouds, with a low around 57. Southwest wind around 5 mph.
Wednesday 2025-09-03, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Wednesday Night 2025-09-03, Chance Showers. A 30 percent chance of showers, mainly before 1am. Partly cloudy, with a low around 45.
Thursday 2025-09-04, Slight Chance Showers. A 20 percent chance of showers. Mostly sunny, with a high near 62.
Thursday Night 2025-09-04, Partly Cloudy. Partly cloudy, with a low around 45.- Friday 2025-09-05, Slight Chance Showers. A 20 percent chance of showers. Mostly sunny, with a high near 66.