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: 1208 PM CDT Wed Apr 1 2026




Rest Of Today: Northeast wind 15 to 20 knots with gusts to around 25 knots. Mostly cloudy. Waves 3 to 5 feet.

Tonight: East wind 20 to 25 knots. Chance of snow showers in the evening, then slight chance of snow showers after midnight. Waves 4 to 6 feet. Waves occasionally to 8 feet.

Thursday: East wind up to 30 knots with gales to around 35 knots rising to gales to 35 knots with gales to around 40 knots in the afternoon. Snow showers likely in the morning, then snow showers and slight chance of light sleet in the afternoon. Waves 6 to 9 feet building to 7 to 12 feet in the afternoon. Waves occasionally to 16 feet.

Thursday Night: Northeast gales to 35 knots with gales to around 40 knots easing to up to 30 knots with gales to around 40 knots in the late evening and early morning, then becoming north 15 to 20 knots with gusts to around 25 knots early in the morning. Snow showers in the evening. Light sleet through the night. Snow after midnight. Waves 8 to 13 feet subsiding to 6 to 9 feet early in the morning. Waves occasionally to 17 feet.

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







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

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