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: 627 AM CDT Fri Sep 11 2026




Today: Southwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and afternoon. Slight chance of showers early in the afternoon. Waves 1 to 2 feet.

Tonight: South wind 10 to 15 knots with gusts to around 25 knots becoming southwest 5 to 10 knots with gusts to around 25 knots in the late evening and overnight. Slight chance of thunderstorms in the evening. Showers through the night. Chance of thunderstorms after midnight. Waves 1 foot or less.

Saturday: West wind 10 knots with gusts to around 20 knots rising to 10 to 15 knots with gusts to around 25 knots in the late morning and afternoon. Sunny. Waves 1 to 2 feet.

Saturday Night: West wind 10 to 15 knots with gusts to around 25 knots becoming northwest 5 to 10 knots with gusts to around 25 knots in the late evening and overnight. Mostly cloudy. Waves 1 to 2 feet.







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

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