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: 122 AM CDT Sat Oct 17 2026




Today: Southwest wind 20 to 25 knots. Gusts up to 35 knots decreasing to 30 knots late in the afternoon. Sunny. Waves 4 to 7 feet. Waves occasionally to 9 feet.

Tonight: Southwest wind 20 to 25 knots. Gusts up to 30 knots increasing to 35 knots in the late evening and overnight. Mostly clear. Waves 4 to 6 feet. Waves occasionally to 8 feet. A gale warning may be needed.

Sunday: Southwest wind 20 to 25 knots. Gusts up to 35 knots decreasing to 25 knots. Sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally to 8 feet. A gale warning may be needed.

Sunday Night: Southwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 1 to 3 feet.







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

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