896  
FZUS53 KDLH 240123  
NSHDLH  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE DULUTH MN  
823 PM CDT THU OCT 23 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.  
 
LSZ140-241000-  
GRAND PORTAGE TO GRAND MARAIS MN-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO  
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SCATTERED SPRINKLES  
EARLY IN THE EVENING. WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE LATE  
EVENING AND OVERNIGHT. 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.  
 

 
 
LSZ141-241000-  
GRAND MARAIS TO TACONITE HARBOR MN-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO  
20 KNOTS EARLY IN THE EVENING. MOSTLY CLOUDY EARLY IN THE EVENING  
THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY
 
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT  
OR LESS.  
 

 
 
LSZ142-241000-  
TACONITE HARBOR TO SILVER BAY HARBOR MN-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO  
20 KNOTS EARLY IN THE EVENING. MOSTLY CLOUDY EARLY IN THE EVENING  
THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.  
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY
 
SOUTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.  
 

 
 
LSZ143-241000-  
SILVER BAY HARBOR TO TWO HARBORS MN-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO  
20 KNOTS EARLY IN THE EVENING. MOSTLY CLOUDY EARLY IN THE EVENING  
THEN CLEARING. WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHWEST WIND 5 KNOTS BECOMING SOUTH IN THE AFTERNOON.  
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN  
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY
 
SOUTHEAST WIND 5 KNOTS. PARTLY SUNNY. WAVES 1 FOOT OR  
LESS.  
 

 
 
LSZ144-241000-  
TWO HARBORS TO DULUTH MN-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY  
EARLY IN THE EVENING THEN CLEARING. WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS. MOSTLY CLOUDY. WAVES  
1 FOOT OR LESS.    
SATURDAY
 
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES  
1 FOOT OR LESS.  
 

 
 
LSZ145-241000-  
DULUTH MN TO PORT WING WI-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO  
AROUND 20 KNOTS EASING TO 5 KNOTS TOWARD DAYBREAK. MOSTLY CLOUDY  
EARLY IN THE EVENING THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR  
LESS.    
FRIDAY
 
NORTHWEST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN  
THE MORNING. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
SATURDAY
 
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 1 FOOT  
OR LESS.  
 

 
 
LSZ146-241000-  
PORT WING TO SAND ISLAND WI-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO  
20 KNOTS EARLY IN THE EVENING. MOSTLY CLOUDY EARLY IN THE EVENING  
THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY
 
NORTHWEST WIND 5 KNOTS BECOMING WEST EARLY IN THE  
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. MOSTLY  
SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN  
THE MORNING. 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.  
 

 
 
LSZ147-241000-  
SAND ISLAND TO BAYFIELD WI-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.  
WAVES 1 TO 2 FEET.    
FRIDAY
 
NORTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY IN THE  
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. MOSTLY  
SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN  
THE MORNING. 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.  
 

 
 
LSZ150-241000-  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO  
20 KNOTS EARLY IN THE EVENING. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.    
FRIDAY
 
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST LATE IN  
THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 2 FEET.    
FRIDAY NIGHT
 
SOUTHEAST WIND 5 KNOTS BECOMING SOUTH EARLY IN  
THE MORNING. 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.  
 

 
 
LSZ121-241000-  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.  
WAVES 1 FOOT OR LESS.    
FRIDAY
 
WEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE AFTERNOON.  
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
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.  
 

 
 
LSZ148-241000-  
OAK POINT TO SAXON HARBOR WI-  
823 PM CDT THU OCT 23 2025  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. SCATTERED  
SPRINKLES EARLY IN THE EVENING. WAVES 1 TO 2 FEET.    
FRIDAY
 
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST EARLY IN THE  
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. MOSTLY  
SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
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.  
 

 
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:  
WEATHER.GOV/GREATLAKES  
 
WFO DLH  
 
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