293  
FZUS53 KDLH 301823  
NSHDLH  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE DULUTH MN  
123 PM CDT THU APR 30 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.  
 
LSZ140-302200-  
GRAND PORTAGE TO GRAND MARAIS MN-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST LATE.  
CHANCE OF SNOW. WAVES 1 FOOT OR LESS.    
TONIGHT  
WEST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING  
AND OVERNIGHT. CHANCE OF SNOW AND RAIN IN THE EVENING, THEN  
SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 FOOT OR  
LESS.    
FRIDAY  
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST EARLY  
IN THE AFTERNOON, THEN BECOMING SOUTHWEST LATE IN THE AFTERNOON.  
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST  
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ141-302200-  
GRAND MARAIS TO TACONITE HARBOR MN-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
SOUTHWEST WIND 5 KNOTS. CHANCE OF RAIN AND SNOW.  
WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHWEST WIND 5 KNOTS BECOMING NORTH IN THE LATE  
EVENING AND OVERNIGHT. CHANCE OF RAIN AND SNOW IN THE EVENING,  
THEN CHANCE OF FLURRIES AND SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTH WIND 5 KNOTS BECOMING EAST LATE IN THE MORNING,  
THEN BECOMING SOUTH IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT  
OR LESS.    
FRIDAY NIGHT  
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST AFTER  
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ142-302200-  
TACONITE HARBOR TO SILVER BAY HARBOR MN-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
SOUTH WIND 5 KNOTS. CHANCE OF RAIN AND SNOW.  
WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHWEST WIND 5 KNOTS BECOMING NORTH IN THE LATE  
EVENING AND OVERNIGHT. CHANCE OF FLURRIES AND SLIGHT CHANCE OF  
RAIN IN THE EVENING. WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTH WIND 5 KNOTS BECOMING SOUTH LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT  
SOUTH WIND 5 KNOTS BECOMING NORTHWEST AFTER  
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ143-302200-  
SILVER BAY HARBOR TO TWO HARBORS MN-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
SOUTH WIND 5 KNOTS. CHANCE OF RAIN AND SNOW.  
WAVES 1 FOOT OR LESS.    
TONIGHT  
SOUTHWEST WIND 5 KNOTS BECOMING NORTH IN THE LATE  
EVENING AND OVERNIGHT. CHANCE OF SPRINKLES AND FLURRIES IN THE  
EVENING. WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTH WIND 5 KNOTS BECOMING SOUTHEAST IN THE AFTERNOON.  
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT  
EAST WIND 5 KNOTS BECOMING NORTH IN THE LATE  
EVENING AND EARLY MORNING, THEN BECOMING NORTHWEST EARLY IN THE  
MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ144-302200-  
TWO HARBORS TO DULUTH MN-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
SOUTHEAST WIND 5 KNOTS. CHANCE OF SNOW EARLY IN  
THE AFTERNOON. CHANCE OF RAIN THROUGH THE DAY. WAVES 1 FOOT OR  
LESS.    
TONIGHT  
EAST WIND 5 KNOTS BECOMING NORTH IN THE LATE EVENING  
AND OVERNIGHT. CHANCE OF SPRINKLES AND FLURRIES IN THE EVENING.  
WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING  
AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT  
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST EARLY  
IN THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ145-302200-  
DULUTH MN TO PORT WING WI-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
NORTHEAST WIND 5 KNOTS. CHANCE OF RAIN EARLY IN  
THE AFTERNOON. CHANCE OF SNOW THROUGH THE DAY. SLIGHT CHANCE OF  
RAIN LATE. WAVES 1 FOOT OR LESS.    
TONIGHT  
NORTHEAST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.  
CHANCE OF SPRINKLES AND FLURRIES IN THE EVENING. WAVES 1 FOOT OR  
LESS.    
FRIDAY  
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES  
1 FOOT OR LESS.    
FRIDAY NIGHT  
NORTHEAST WIND 5 KNOTS BECOMING WEST AFTER  
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ146-302200-  
PORT WING TO SAND ISLAND WI-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE.  
CHANCE OF SNOW EARLY IN THE AFTERNOON. CHANCE OF RAIN THROUGH THE  
DAY. WAVES 1 FOOT OR LESS.    
TONIGHT  
NORTH WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE  
EVENING, THEN BECOMING NORTH AFTER MIDNIGHT. CHANCE OF SPRINKLES  
AND FLURRIES IN THE EVENING. WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR  
LESS.    
FRIDAY NIGHT  
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER  
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ147-302200-  
SAND ISLAND TO BAYFIELD WI-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
NORTHWEST WIND 5 KNOTS. CHANCE OF RAIN AND SNOW.  
WAVES 1 FOOT OR LESS.    
TONIGHT  
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.  
CHANCE OF SPRINKLES AND FLURRIES IN THE EVENING. WAVES 1 FOOT OR  
LESS.    
FRIDAY  
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST LATE IN THE  
AFTERNOON. PARTLY SUNNY IN THE MORNING THEN CLEARING. WAVES  
1 FOOT OR LESS.    
FRIDAY NIGHT  
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN  
THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ150-302200-  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
NORTH WIND 5 KNOTS BECOMING WEST LATE. CHANCE OF  
RAIN AND SNOW. WAVES 1 FOOT OR LESS.    
TONIGHT  
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.  
CHANCE OF RAIN IN THE EVENING. CHANCE OF FLURRIES THROUGH THE  
NIGHT. CHANCE OF SPRINKLES AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE IN  
THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN CLEARING. WAVES  
1 FOOT OR LESS.    
FRIDAY NIGHT  
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN  
THE MORNING. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ121-302200-  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
NORTHEAST WIND 5 KNOTS. CHANCE OF RAIN AND SNOW.  
WAVES 1 FOOT OR LESS.    
TONIGHT  
NORTH WIND 5 KNOTS. CHANCE OF RAIN IN THE EVENING.  
CHANCE OF FLURRIES THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.    
FRIDAY  
NORTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.  
PARTLY SUNNY IN THE MORNING THEN CLEARING. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER  
MIDNIGHT. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.  
 
 
 
LSZ148-302200-  
OAK POINT TO SAXON HARBOR WI-  
123 PM CDT THU APR 30 2026  
   
REST OF TODAY  
NORTHEAST WIND 5 KNOTS. CHANCE OF SNOW AND RAIN.  
WAVES 1 FOOT OR LESS.    
TONIGHT  
NORTH WIND 5 KNOTS. SLIGHT CHANCE OF RAIN IN THE  
EVENING. CHANCE OF FLURRIES THROUGH THE NIGHT. WAVES 1 FOOT OR  
LESS.    
FRIDAY  
NORTH WIND 5 KNOTS BECOMING EAST IN THE AFTERNOON.  
PARTLY SUNNY IN THE MORNING THEN CLEARING. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT  
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST 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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