Expires:202608122200;;072704 FZUS53 KDLH 121901 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 200 PM CDT Wed Aug 12 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ146-122200- Port Wing to Sand Island WI- 200 PM CDT Wed Aug 12 2026 .REST OF TODAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. .TONIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Northeast wind 5 to 10 knots. Slight chance of showers in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$