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: 423 PM CST Sun Jan 18 2026
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Tonight: Northwest wind 20 to 25 knots with gusts to around 30 knots. Chance of snow through the night. Heavy freezing spray in the late evening and overnight. Waves 3 to 5 feet building to 4 to 7 feet in the late evening and overnight. Waves occasionally to 10 feet.

Monday: Northwest wind 15 to 20 knots with gusts to around 25 knots. Slight chance of snow. Waves 4 to 6 feet. Waves occasionally to 7 feet.

Monday Night: Northwest wind 15 to 20 knots becoming west 10 to 15 knots after midnight. Gusts up to 30 knots decreasing to 25 knots in the late evening and overnight. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning.

Tuesday: West wind 10 to 15 knots with gusts to around 20 knots. Mostly cloudy. Waves 1 to 3 feet.

note...wave height forecasts are for ice free areas.







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

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