FZUS53 KDLH 250400 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1100 PM CDT Fri Apr 24 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. LSZ140-251000- Grand Portage to Grand Marais MN- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Northwest wind 5 knots becoming north after midnight. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Northwest wind 5 knots becoming southwest in the late morning and early afternoon, then becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Southeast wind 5 knots becoming northeast in the late evening and overnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ141-251000- Grand Marais to Taconite Harbor MN- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Variable winds 10 knots or less becoming north 5 knots after midnight. Mostly clear. Waves 1 to 2 feet. .SATURDAY...North wind 5 knots becoming south in the late morning and early afternoon, then becoming southeast late in the afternoon. Mostly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .SUNDAY...East wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ142-251000- Taconite Harbor to Silver Bay Harbor MN- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Variable winds 10 knots or less becoming north 5 knots after midnight. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Northeast wind 5 knots becoming southeast in the late morning and early afternoon, then becoming east late in the afternoon. Mostly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming northeast 5 knots after midnight. Slight chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ143-251000- Silver Bay Harbor to Two Harbors MN- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Northeast wind 5 knots becoming north after midnight. Mostly clear. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. $$ LSZ144-251000- Two Harbors to Duluth MN- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...North wind 5 knots. Partly cloudy. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet. $$ LSZ145-251000- Duluth MN to Port Wing WI- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...North wind 5 knots. Partly cloudy. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet. $$ LSZ146-251000- Port Wing to Sand Island WI- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...East wind 5 knots becoming north after midnight. Mostly clear. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. $$ LSZ147-251000- Sand Island to Bayfield WI- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Southwest wind 5 knots becoming north after midnight. Mostly clear. Waves 1 foot or less. .SATURDAY...East wind 5 knots. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ150-251000- Outer Apostle Islands Beyond 5 NM from Mainland- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Southeast wind 5 knots becoming north after midnight. Mostly clear. Waves 1 foot or less. .SATURDAY...East wind 5 knots becoming southeast late in the morning, then becoming east in the afternoon. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 1 to 2 feet. $$ LSZ121-251000- Chequamegon Bay-Bayfield to Oak Point WI- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ148-251000- Oak Point to Saxon Harbor WI- 1100 PM CDT Fri Apr 24 2026 .REST OF TONIGHT...Variable winds 10 knots or less becoming north 5 knots after midnight. Mostly clear. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots. Partly sunny. Waves 1 foot or less. .SATURDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH