FZUS53 KDLH 240122 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 822 PM CDT Sat May 23 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. LSZ140-241000- Grand Portage to Grand Marais MN- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...East wind 5 to 10 knots becoming southwest toward daybreak. Chance of rain showers early in the evening, then slight chance of rain showers in the late evening and early morning. Waves 1 to 2 feet. .SUNDAY...Southwest wind 10 to 15 knots with gusts to around 20 knots. Slight chance of rain showers in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...Southwest wind 5 to 10 knots becoming west early in the morning. Partly cloudy. Waves 1 to 2 feet. .MONDAY...Southeast wind 5 knots becoming south in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ141-241000- Grand Marais to Taconite Harbor MN- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...East wind 5 to 10 knots becoming southwest toward daybreak. Slight chance of rain showers early in the evening. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 to 10 knots becoming south late in the afternoon. Chance of rain showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...East wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ142-241000- Taconite Harbor to Silver Bay Harbor MN- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming southwest 5 knots toward daybreak. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming southeast 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ143-241000- Silver Bay Harbor to Two Harbors MN- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots early in the evening becoming variable 10 knots or less, then becoming southwest 5 knots toward daybreak. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming south 5 knots late in the morning, then becoming southeast in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ144-241000- Two Harbors to Duluth MN- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots early in the evening becoming variable 10 knots or less, then becoming southwest 5 knots toward daybreak. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...West wind 5 knots becoming north late in the evening, then becoming west after midnight becoming southwest early in the morning. Partly cloudy. Waves 1 foot or less. .MONDAY...South wind 5 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ145-241000- Duluth MN to Port Wing WI- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots early in the evening becoming variable 10 knots or less, then becoming southwest 5 knots toward daybreak. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming south in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 knots becoming southeast late in the evening, then becoming southwest after midnight. Partly cloudy. Waves 1 foot or less. .MONDAY...South wind 5 knots becoming southeast late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ146-241000- Port Wing to Sand Island WI- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming southwest after midnight. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less becoming southwest 5 knots late in the evening, then becoming west after midnight becoming south early in the morning. Partly cloudy. Waves 1 foot or less. .MONDAY...Southeast wind 5 knots becoming west late in the morning, then becoming northeast in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ147-241000- Sand Island to Bayfield WI- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...East wind 5 knots becoming northeast late in the evening, then becoming west after midnight. Slight chance of rain showers early in the evening. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming south in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less becoming southwest 5 knots in the late evening and overnight. Partly cloudy. Waves 1 foot or less. .MONDAY...Southeast wind 5 knots becoming southwest late in the morning, then becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ150-241000- Outer Apostle Islands Beyond 5 NM from Mainland- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming west after midnight. Slight chance of rain showers early in the evening. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming south in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...South wind 5 knots becoming southwest after midnight. Partly cloudy. Waves 1 foot or less. .MONDAY...South wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ121-241000- Chequamegon Bay-Bayfield to Oak Point WI- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...North wind 5 to 10 knots becoming southwest after midnight. Slight chance of rain showers early in the evening. Waves 1 foot or less. .SUNDAY...Southwest wind 5 knots. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. .MONDAY...South wind 5 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ148-241000- Oak Point to Saxon Harbor WI- 822 PM CDT Sat May 23 2026 .REST OF TONIGHT...Northeast wind 5 knots becoming north late in the evening, then becoming southwest after midnight. Slight chance of rain showers early in the evening. Waves 1 to 2 feet. .SUNDAY...Southwest wind 5 knots becoming southeast in the afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. .MONDAY...South wind 5 knots becoming southeast late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH