FZUS53 KDLH 061843 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 143 PM CDT Wed May 6 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. LSZ140-062200- Grand Portage to Grand Marais MN- 143 PM CDT Wed May 6 2026 .REST OF TODAY...Southwest wind 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet. .TONIGHT...West wind 5 to 10 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...West wind 5 to 10 knots becoming southwest 10 to 15 knots with gusts to around 20 knots in the afternoon. Partly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...West wind 10 to 15 knots easing to 5 to 10 knots after midnight. Partly cloudy. Waves 1 to 3 feet. $$ LSZ141-062200- Grand Marais to Taconite Harbor MN- 143 PM CDT Wed May 6 2026 .REST OF TODAY...Southwest wind 5 to 10 knots. Slight chance of rain showers. Waves 1 foot or less. .TONIGHT...West wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 to 10 knots becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 to 10 knots becoming northwest after midnight. Mostly clear. Waves 1 foot or less. $$ LSZ142-062200- Taconite Harbor to Silver Bay Harbor MN- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 knots. Slight chance of snow showers early in the afternoon. Slight chance of rain showers late. Waves 1 foot or less. .TONIGHT...West wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 knots. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northwest wind 5 knots until early morning becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ143-062200- Silver Bay Harbor to Two Harbors MN- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .TONIGHT...West wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 knots. Slight chance of snow showers in the morning. Slight chance of rain showers through the day. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 knots in the evening becoming variable 10 knots or less, then becoming west 5 knots early in the morning. Mostly clear. Waves 1 foot or less. $$ LSZ144-062200- Two Harbors to Duluth MN- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .TONIGHT...West wind 5 to 10 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. $$ LSZ145-062200- Duluth MN to Port Wing WI- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 10 to 15 knots. Mostly cloudy. Waves 1 foot or less. .TONIGHT...West wind 5 to 10 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. $$ LSZ146-062200- Port Wing to Sand Island WI- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. .TONIGHT...West wind 5 knots. Mostly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 knots. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. $$ LSZ147-062200- Sand Island to Bayfield WI- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. .TONIGHT...West wind 5 knots. Mostly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 knots. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. $$ LSZ150-062200- Outer Apostle Islands Beyond 5 NM from Mainland- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. .TONIGHT...West wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 knots becoming southwest late in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 knots becoming west after midnight. Mostly clear. Waves 1 foot or less. $$ LSZ121-062200- Chequamegon Bay-Bayfield to Oak Point WI- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Slight chance of rain showers and snow showers early in the afternoon. Waves 1 foot or less. .TONIGHT...West wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 to 10 knots becoming northwest late in the afternoon. Slight chance of snow showers in the morning. Slight chance of rain showers through the day. Waves 1 foot or less. .THURSDAY NIGHT...North wind 5 knots becoming southwest in the late evening and overnight. Mostly clear. Waves 1 foot or less. $$ LSZ148-062200- Oak Point to Saxon Harbor WI- 143 PM CDT Wed May 6 2026 .REST OF TODAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. .TONIGHT...West wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...West wind 5 knots becoming northwest early in the afternoon, then becoming northeast late in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Southeast wind 5 knots becoming southwest in the late evening and overnight. Mostly clear. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH