830  
FZUS53 KDLH 091823  
NSHDLH  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE DULUTH MN  
122 PM CDT WED SEP 9 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.  
 
LSZ140-092200-  
GRAND PORTAGE TO GRAND MARAIS MN-  
122 PM CDT WED SEP 9 2026  
   
..GALE WARNING IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON  
 
   
REST OF TODAY  
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND  
35 KNOTS. MOSTLY SUNNY. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY TO  
9 FEET.    
TONIGHT  
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND 30 KNOTS  
BECOMING NORTHWEST 5 TO 10 KNOTS EARLY IN THE MORNING. MOSTLY  
CLEAR. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.  
A SMALL CRAFT ADVISORY MAY BE NEEDED.    
THURSDAY  
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO  
15 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE AFTERNOON. SUNNY.  
WAVES 1 TO 2 FEET.    
THURSDAY NIGHT  
SOUTHWEST WIND 15 TO 20 KNOTS. GUSTS UP TO  
20 KNOTS EARLY IN THE EVENING THEN 20 KNOTS AFTER MIDNIGHT, THEN  
INCREASING TO 25 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY. WAVES  
1 TO 2 FEET BUILDING TO 1 TO 3 FEET EARLY IN THE MORNING.  
 
 
 
LSZ141-092200-  
GRAND MARAIS TO TACONITE HARBOR MN-  
122 PM CDT WED SEP 9 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 35 KNOTS  
DECREASING TO 30 KNOTS LATE. MOSTLY SUNNY. WAVES 3 TO 5 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. MOSTLY  
CLEAR. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE  
EVENING AND OVERNIGHT.    
THURSDAY  
NORTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE  
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING EAST LATE IN  
THE EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY  
CLOUDY. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ142-092200-  
TACONITE HARBOR TO SILVER BAY HARBOR MN-  
122 PM CDT WED SEP 9 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 35 KNOTS  
DECREASING TO 30 KNOTS LATE. MOSTLY SUNNY. WAVES 1 TO 3 FEET.    
TONIGHT  
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS. MOSTLY  
CLEAR. WAVES 1 TO 2 FEET.    
THURSDAY  
WEST WIND 5 KNOTS BECOMING SOUTH IN THE LATE MORNING  
AND AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN  
THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR  
LESS.  
 
 
 
LSZ143-092200-  
SILVER BAY HARBOR TO TWO HARBORS MN-  
122 PM CDT WED SEP 9 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND  
30 KNOTS. SUNNY. WAVES 1 TO 3 FEET.    
TONIGHT  
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 25 KNOTS EARLY IN  
THE EVENING. MOSTLY CLEAR. WAVES 1 TO 2 FEET.    
THURSDAY  
WEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE  
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHWEST  
WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.  
WAVES 1 TO 2 FEET.  
 
 
 
LSZ144-092200-  
TWO HARBORS TO DULUTH MN-  
122 PM CDT WED SEP 9 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND  
30 KNOTS. SUNNY. WAVES 1 TO 3 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS  
EASING TO 5 KNOTS EARLY IN THE MORNING. CLEAR. WAVES 1 TO 2 FEET.   
THURSDAY  
WEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE  
MORNING AND AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS  
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.  
 
 
 
LSZ145-092200-  
DULUTH MN TO PORT WING WI-  
122 PM CDT WED SEP 9 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND  
30 KNOTS. SUNNY. WAVES 2 TO 4 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS  
EASING TO 5 KNOTS EARLY IN THE MORNING. CLEAR. WAVES 1 TO 3 FEET.   
THURSDAY  
SOUTHWEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS. MOSTLY CLEAR. WAVES 1 TO 2 FEET.  
 
 
 
LSZ146-092200-  
PORT WING TO SAND ISLAND WI-  
122 PM CDT WED SEP 9 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND  
30 KNOTS. SUNNY. WAVES 2 TO 4 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS  
EASING TO 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE LATE  
EVENING AND OVERNIGHT. CLEAR. WAVES 1 TO 3 FEET SUBSIDING TO 1 TO  
2 FEET IN THE LATE EVENING AND OVERNIGHT.    
THURSDAY  
SOUTHWEST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ147-092200-  
SAND ISLAND TO BAYFIELD WI-  
122 PM CDT WED SEP 9 2026  
   
..GALE WARNING IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS. GUSTS UP TO 35 KNOTS  
DECREASING TO 30 KNOTS LATE. SUNNY. WAVES 2 TO 4 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS. CLEAR.  
WAVES 1 TO 3 FEET.    
THURSDAY  
WEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE  
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS  
EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ150-092200-  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-  
122 PM CDT WED SEP 9 2026  
   
..GALE WARNING IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON  
 
   
REST OF TODAY  
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND  
35 KNOTS. SUNNY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY TO 8 FEET.   
TONIGHT  
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. CLEAR.  
WAVES 1 TO 3 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING  
AND OVERNIGHT.    
THURSDAY  
WEST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN THE  
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
25 KNOTS. MOSTLY CLEAR. WAVES 1 TO 2 FEET.  
 
 
 
LSZ121-092200-  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-  
122 PM CDT WED SEP 9 2026  
   
..GALE WARNING IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND  
30 KNOTS. SUNNY. WAVES 1 TO 2 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 25 KNOTS  
EASING TO 5 KNOTS EARLY IN THE MORNING. CLEAR. WAVES 1 FOOT OR  
LESS.    
THURSDAY  
WEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE  
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ148-092200-  
OAK POINT TO SAXON HARBOR WI-  
122 PM CDT WED SEP 9 2026  
   
..GALE WARNING IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON  
 
   
REST OF TODAY  
WEST WIND 15 TO 20 KNOTS WITH GALES TO AROUND  
35 KNOTS. SUNNY. WAVES 2 TO 4 FEET.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 30 KNOTS. CLEAR.  
WAVES 1 TO 3 FEET.    
THURSDAY  
WEST WIND 5 KNOTS BECOMING NORTHEAST EARLY IN THE  
AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE AFTERNOON. SUNNY.  
WAVES 1 FOOT OR LESS.    
THURSDAY NIGHT  
SOUTH WIND 5 TO 10 KNOTS RISING TO 10 TO  
15 KNOTS WITH GUSTS TO AROUND 25 KNOTS AFTER MIDNIGHT. MOSTLY  
CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:  
WEATHER.GOV/GREATLAKES  
 
WFO DLH  
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