685  
FZUS53 KDLH 241059  
NSHDLH  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE DULUTH MN  
558 AM CDT FRI OCT 24 2025  
 
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.  
 
LSZ140-241600-  
GRAND PORTAGE TO GRAND MARAIS MN-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTH WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE EVENING  
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 TO  
2 FEET.    
SATURDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS  
IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 TO  
2 FEET.  
 
 
 
LSZ141-241600-  
GRAND MARAIS TO TACONITE HARBOR MN-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTHWEST WIND 5 KNOTS IN THE MORNING BECOMING VARIABLE  
10 KNOTS OR LESS, THEN BECOMING SOUTH 5 KNOTS LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS. PARTLY CLOUDY IN THE EVENING  
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES  
1 FOOT OR LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE  
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ142-241600-  
TACONITE HARBOR TO SILVER BAY HARBOR MN-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING  
VARIABLE 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS. PARTLY CLOUDY IN THE EVENING  
THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT  
OR LESS.  
 
 
 
LSZ143-241600-  
SILVER BAY HARBOR TO TWO HARBORS MN-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTH WIND 5 KNOTS EARLY IN THE MORNING BECOMING  
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTH 5 KNOTS EARLY IN  
THE AFTERNOON BECOMING SOUTHEAST. MOSTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT  
OR LESS.  
 
 
 
LSZ144-241600-  
TWO HARBORS TO DULUTH MN-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE  
AFTERNOON. SUNNY THEN BECOMING PARTLY SUNNY LATE IN THE MORNING  
THEN BECOMING SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
EAST WIND 5 KNOTS BECOMING SOUTHEAST AFTER MIDNIGHT.  
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT  
OR LESS.    
SATURDAY NIGHT  
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.  
WAVES 1 FOOT OR LESS.  
 
 
 
LSZ145-241600-  
DULUTH MN TO PORT WING WI-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
SOUTHWEST WIND 5 KNOTS BECOMING EAST LATE IN THE  
AFTERNOON. SUNNY THEN BECOMING PARTLY SUNNY LATE IN THE MORNING  
THEN BECOMING SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT  
OR LESS.    
SATURDAY NIGHT  
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.  
WAVES 1 FOOT OR LESS.  
 
 
 
LSZ146-241600-  
PORT WING TO SAND ISLAND WI-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTHWEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING  
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHEAST 5 KNOTS LATE  
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 KNOTS. MOSTLY CLOUDY. WAVES 1 FOOT  
OR LESS.  
 
 
 
LSZ147-241600-  
SAND ISLAND TO BAYFIELD WI-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTHWEST WIND 5 KNOTS EARLY IN THE MORNING BECOMING  
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHEAST 5 KNOTS LATE  
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT  
OR LESS.  
 
 
 
LSZ150-241600-  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
NORTHWEST WIND 5 KNOTS BECOMING WEST EARLY IN THE  
AFTERNOON, THEN BECOMING SOUTH LATE IN THE AFTERNOON. MOSTLY  
SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT  
OR LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES  
1 FOOT OR LESS.  
 
 
 
LSZ121-241600-  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
WEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT  
OR LESS.  
 
 
 
LSZ148-241600-  
OAK POINT TO SAXON HARBOR WI-  
559 AM CDT FRI OCT 24 2025  
   
TODAY  
WEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH AFTER MIDNIGHT.  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY  
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT  
OR LESS.    
SATURDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES  
1 FOOT OR LESS.  
 
 
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:  
WEATHER.GOV/GREATLAKES  
 
WFO DLH  
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