161  
FZUS53 KMQT 010356  
NSHMQT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MARQUETTE MI  
1156 PM EDT WED APR 30 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE  
 
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.  
 
LMZ221-010800-  
GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK ISLAND  
PASSAGE-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
EAST WIND LESS THAN 10 KNOTS. MOSTLY CLOUDY. A  
SLIGHT CHANCE OF RAIN SHOWERS LATE. WAVES CALM TO 1 FOOT.    
THURSDAY  
EAST WIND 5 TO 15 KNOTS BACKING NORTHEAST 10 TO  
15 KNOTS LATE. A CHANCE OF RAIN SHOWERS THROUGH MID MORNING, THEN  
RAIN SHOWERS LIKELY BY LATE MORNING. A CHANCE OF RAIN SHOWERS  
LATE. WAVES BUILDING TO 1 TO 2 FEET.    
THURSDAY NIGHT  
NORTHEAST WIND LESS THAN 10 KNOTS BACKING NORTH  
AFTER MIDNIGHT. GUSTS UP TO 18 KNOTS. MOSTLY CLOUDY. A CHANCE OF  
RAIN SHOWERS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.    
FRIDAY  
NORTHWEST WIND 5 TO 15 KNOTS. MOSTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 1 TO 2 FEET.  
 
 
 
LMZ248-250-010800-  
SEUL CHOIX POINT TO POINT DETOUR MI-  
5NM EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
EAST WIND LESS THAN 10 KNOTS. MOSTLY CLOUDY. A  
SLIGHT CHANCE OF RAIN SHOWERS LATE. WAVES CALM TO 1 FOOT.    
THURSDAY  
EAST WIND 10 TO 15 KNOTS BACKING NORTHEAST LATE. A  
CHANCE OF RAIN SHOWERS THROUGH MID MORNING, THEN RAIN SHOWERS  
LIKELY BY LATE MORNING. WAVES BUILDING TO 2 TO 3 FEET.    
THURSDAY NIGHT  
NORTHEAST WIND 10 TO 15 KNOTS BACKING NORTH  
LESS THAN 10 KNOTS AFTER MIDNIGHT. CLOUDY. A CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN A SLIGHT CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 2 FEET.    
FRIDAY  
NORTHWEST WIND 5 TO 15 KNOTS. MOSTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS. WAVES CALM TO 1 FOOT.  
 
 
 
LSZ240-241-010800-  
SAXON HARBOR WI TO BLACK RIVER MI-  
BLACK RIVER TO ONTONAGON MI-  
1156 PM EDT WED APR 30 2025 /1056 PM CDT WED APR 30 2025/  
   
REST OF TONIGHT  
SOUTH WIND 5 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
CALM TO 1 FOOT.    
THURSDAY  
SOUTHEAST WIND LESS THAN 10 KNOTS BACKING NORTHEAST  
5 TO 15 KNOTS BY LATE MORNING. MOSTLY CLOUDY. A SLIGHT CHANCE OF  
RAIN SHOWERS BY LATE MORNING. WAVES BUILDING TO 1 TO 2 FEET.    
THURSDAY NIGHT  
NORTHEAST WIND 10 TO 20 KNOTS. A CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. WAVES  
BUILDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.    
FRIDAY  
NORTH WIND 5 TO 15 KNOTS WITH GUSTS UP TO 22 KNOTS.  
CLOUDY. A CHANCE OF RAIN SHOWERS POSSIBLY MIXED WITH SNOW SHOWERS  
IN THE MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AND SNOW  
SHOWERS IN THE AFTERNOON. WAVES SUBSIDING TO 2 TO 3 FEET.  
 
 
 
LSZ242-243-010800-  
ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI-  
UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND 5 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
CALM TO 1 FOOT.    
THURSDAY  
SOUTHEAST WIND LESS THAN 10 KNOTS BACKING NORTHEAST  
5 TO 15 KNOTS BY LATE MORNING. MOSTLY CLOUDY. A SLIGHT CHANCE OF  
RAIN SHOWERS LATE. WAVES BUILDING TO 1 TO 2 FEET.    
THURSDAY NIGHT  
NORTHEAST WIND 10 TO 15 KNOTS INCREASING TO  
15 TO 20 KNOTS AFTER MIDNIGHT. CLOUDY. A CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN RAIN SHOWERS POSSIBLY MIXED WITH SNOW  
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS BECOMING 5 TO 15 KNOTS IN THE  
AFTERNOON. CLOUDY. RAIN SHOWERS LIKELY POSSIBLY MIXED WITH SNOW  
SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AND  
SNOW SHOWERS IN THE AFTERNOON. WAVES SUBSIDING TO 2 TO 3 FEET.  
 
 
 
LSZ244-245-010800-  
EAGLE RIVER TO MANITOU ISLAND MI-  
MANITOU ISLAND TO POINT ISABELLE MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.  
WAVES 2 TO 4 FEET SUBSIDING TO 2 TO 3 FEET.    
THURSDAY  
SOUTHEAST WIND LESS THAN 10 KNOTS BACKING EAST 10 TO  
15 KNOTS LATE. MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
LATE. WAVES SUBSIDING TO 1 TO 2 FEET.    
THURSDAY NIGHT  
EAST WIND 10 TO 15 KNOTS BACKING NORTHEAST  
AFTER MIDNIGHT. CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN RAIN SHOWERS POSSIBLY MIXED WITH SNOW SHOWERS AFTER  
MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS. CLOUDY. RAIN SHOWERS AND  
SNOW SHOWERS LIKELY IN THE MORNING, THEN A SLIGHT CHANCE OF SNOW  
SHOWERS POSSIBLY MIXED WITH RAIN SHOWERS IN THE AFTERNOON. WAVES  
SUBSIDING TO 2 TO 4 FEET.  
 
 
 
LSZ246-010800-  
POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND LESS THAN 10 KNOTS BACKING  
SOUTHEAST LATE. MOSTLY CLOUDY. WAVES 2 TO 3 FEET SUBSIDING TO  
1 TO 2 FEET.    
THURSDAY  
VARIABLE WIND LESS THAN 10 KNOTS BECOMING EAST 5 TO  
15 KNOTS BY LATE MORNING. MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN  
SHOWERS LATE. WAVES 1 TO 2 FEET.    
THURSDAY NIGHT  
EAST WIND 10 TO 15 KNOTS BACKING NORTHEAST  
AFTER MIDNIGHT. CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN RAIN SHOWERS POSSIBLY MIXED WITH SNOW SHOWERS AFTER  
MIDNIGHT. WAVES 1 TO 2 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS BECOMING 5 TO 15 KNOTS IN THE  
AFTERNOON. CLOUDY. RAIN SHOWERS AND SNOW SHOWERS LIKELY IN THE  
MORNING, THEN A CHANCE OF SNOW SHOWERS POSSIBLY MIXED WITH RAIN  
SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET.  
 
 
 
LSZ247-010800-  
LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING  
KEWEENAW AND HURON BAYS-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND LESS THAN 10 KNOTS. MOSTLY CLOUDY.  
WAVES 1 TO 2 FEET.    
THURSDAY  
EAST WIND LESS THAN 10 KNOTS BECOMING 5 TO 15 KNOTS  
BY LATE MORNING. MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
LATE. WAVES BUILDING TO 1 TO 2 FEET.    
THURSDAY NIGHT  
EAST WIND 10 TO 15 KNOTS BACKING NORTHEAST  
AFTER MIDNIGHT. CLOUDY. A CHANCE OF RAIN SHOWERS IN THE EVENING,  
THEN RAIN SHOWERS POSSIBLY MIXED WITH SNOW SHOWERS AFTER  
MIDNIGHT. WAVES 1 TO 2 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS DIMINISHING TO LESS THAN  
10 KNOTS IN THE AFTERNOON. CLOUDY. RAIN SHOWERS LIKELY POSSIBLY  
MIXED WITH SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF SNOW  
SHOWERS POSSIBLY MIXED WITH RAIN SHOWERS IN THE AFTERNOON. WAVES  
BUILDING TO 2 TO 3 FEET, THEN SUBSIDING TO 1 TO 2 FEET.  
 
 
 
LSZ248-010800-  
HURON ISLANDS TO MARQUETTE MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.  
WAVES 1 TO 2 FEET.    
THURSDAY  
SOUTHEAST WIND LESS THAN 10 KNOTS INCREASING TO 10 TO  
15 KNOTS BY LATE MORNING. MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN  
SHOWERS BY LATE MORNING. WAVES 1 TO 2 FEET.    
THURSDAY NIGHT  
EAST WIND 5 TO 15 KNOTS BACKING NORTH LESS THAN  
10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN RAIN SHOWERS POSSIBLY MIXED WITH SNOW  
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS. CLOUDY. RAIN SHOWERS  
POSSIBLY MIXED WITH SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF  
RAIN SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. WAVES BUILDING TO  
2 TO 4 FEET.  
 
 
 
LSZ249-010800-  
MARQUETTE TO MUNISING MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND 5 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
CALM TO 1 FOOT.    
THURSDAY  
SOUTHEAST WIND LESS THAN 10 KNOTS. CLOUDY. A SLIGHT  
CHANCE OF RAIN SHOWERS THROUGH EARLY AFTERNOON, THEN A CHANCE OF  
RAIN SHOWERS LATE. WAVES CALM TO 1 FOOT.    
THURSDAY NIGHT  
EAST WIND LESS THAN 10 KNOTS BACKING NORTH  
AFTER MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
WAVES CALM TO 1 FOOT.    
FRIDAY  
NORTHWEST WIND 10 TO 15 KNOTS. CLOUDY. A CHANCE OF RAIN  
SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS POSSIBLY  
MIXED WITH SNOW SHOWERS IN THE AFTERNOON. WAVES BUILDING TO 2 TO  
4 FEET.  
 
 
 
LSZ250-010800-  
MUNISING TO GRAND MARAIS MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTH WIND 5 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
CALM TO 1 FOOT.    
THURSDAY  
SOUTHEAST WIND LESS THAN 10 KNOTS BACKING EAST LATE.  
CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS THROUGH MID MORNING, THEN  
A CHANCE OF RAIN SHOWERS BY LATE MORNING. WAVES CALM TO 1 FOOT.    
THURSDAY NIGHT  
EAST WIND LESS THAN 10 KNOTS BACKING NORTH 5 TO  
15 KNOTS AFTER MIDNIGHT. CLOUDY WITH A CHANCE OF RAIN SHOWERS.  
WAVES BUILDING TO 1 TO 2 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS BACKING NORTHWEST IN THE  
AFTERNOON. CLOUDY WITH A CHANCE OF RAIN SHOWERS. WAVES BUILDING  
TO 2 TO 4 FEET.  
 
 
 
LSZ251-010800-  
GRAND MARAIS TO WHITEFISH POINT MI-  
1156 PM EDT WED APR 30 2025  
   
REST OF TONIGHT  
SOUTHEAST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.  
WAVES 1 TO 2 FEET.    
THURSDAY  
SOUTHEAST WIND 10 TO 15 KNOTS. CLOUDY. A SLIGHT  
CHANCE OF RAIN SHOWERS THROUGH MID MORNING, THEN A CHANCE OF RAIN  
SHOWERS BY LATE MORNING. WAVES 1 TO 2 FEET.    
THURSDAY NIGHT  
NORTHEAST WIND LESS THAN 10 KNOTS BACKING NORTH  
10 TO 15 KNOTS AFTER MIDNIGHT. CLOUDY WITH A CHANCE OF RAIN  
SHOWERS. WAVES BUILDING TO 1 TO 2 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS BACKING NORTHWEST IN THE  
AFTERNOON. CLOUDY WITH A CHANCE OF RAIN SHOWERS. WAVES BUILDING  
TO 2 TO 3 FEET.  
 
 
 
WFO MQT  
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