Coastal Waters Forecast for Port Wing to Sand Island WI (LSZ146) (Text-Only)
NWS Forecast for: Port Wing to Sand Island WI (LSZ146)
Issued by: National Weather Service Duluth, MN
Last Update: 1126 AM CDT Thu May 14 2026
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Rest Of Today: Northeast wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet building to 1 to 3 feet late.

Tonight: Southeast wind 10 to 15 knots with gusts to around 20 knots easing to 10 knots with gusts to around 20 knots late in the evening, then becoming southwest with gusts to around 30 knots after midnight. Rain showers likely. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and early morning, then building to 2 to 4 feet early in the morning.

Friday: Southwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the morning, then building to 2 to 4 feet in the afternoon.

Friday Night: Southwest wind 10 to 15 knots easing to 5 to 10 knots after midnight. Gusts up to 30 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight.







Zone Forecast: Port Wing to Sand Island WI (LSZ146)

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