558  
FZUS53 KAPX 300451  
NSHAPX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GAYLORD MI  
1251 AM EDT THU OCT 30 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKES HURON...  
MICHIGAN AND 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.  
 
LSZ321-301300-  
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 10 TO 20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
4 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LSZ322-301300-  
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. MOSTLY CLEAR.    
THURSDAY
 
NORTHEAST WIND 5 TO 10 KNOTS. SUNNY.   
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. PARTLY CLOUDY.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
30 KNOTS. PARTLY SUNNY.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ346-301300-  
ST IGNACE TO FALSE DETOUR CHANNEL-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR  
LESS.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 10 TO 20 KNOTS. PARTLY SUNNY. WAVES 2 FEET  
OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ341-301300-  
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 FEET  
OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ342-301300-  
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE  
TRAVERSE BAY-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 15 TO 20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ323-301300-  
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO  
NORWOOD MI-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
EAST WIND 5 TO 10 KNOTS EARLY IN THE EVENING  
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 2 FEET OR  
LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
THURSDAY NIGHT
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS. CHANCE OF SHOWERS. WAVES  
2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ344-345-301300-  
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-  
POINT BETSIE TO SLEEPING BEAR POINT MI-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS. CHANCE OF SHOWERS. WAVES  
2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ346-301300-  
MANISTEE TO POINT BETSIE MI-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 TO 3 FEET.    
FRIDAY
 
NORTHWEST WIND 10 TO 15 KNOTS. CHANCE OF SHOWERS. WAVES  
2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ345-301300-  
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING  
MACKINAC ISLAND-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR  
LESS.    
THURSDAY NIGHT
 
NORTH WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 FEET  
OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ347-301300-  
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING  
BOIS BLANC ISLAND-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES  
2 FEET OR LESS.    
THURSDAY
 
NORTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR  
LESS.    
THURSDAY NIGHT
 
NORTH WIND 15 TO 20 KNOTS. PARTLY CLOUDY. WAVES  
2 TO 4 FEET.    
FRIDAY
 
NORTH WIND 15 TO 25 KNOTS. MOSTLY CLOUDY. WAVES 4 TO  
6 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ348-301300-  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY  
NATIONAL MARINE SANCTUARY-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES  
2 FEET OR LESS.    
THURSDAY
 
NORTHEAST WIND 15 TO 20 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 4 FEET.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 20 KNOTS. MOSTLY CLOUDY. WAVES  
3 TO 5 FEET.    
FRIDAY
 
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY CLOUDY. WAVES  
4 TO 7 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ349-301300-  
STURGEON PT TO ALABASTER MI-  
1251 AM EDT THU OCT 30 2025  
   
OVERNIGHT
 
NORTHEAST WIND 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
2 TO 3 FEET SUBSIDING TO 2 FEET OR LESS AFTER MIDNIGHT.    
THURSDAY
 
NORTHEAST WIND 10 TO 20 KNOTS. PARTLY SUNNY. WAVES  
3 TO 5 FEET.    
THURSDAY NIGHT
 
NORTH WIND 10 TO 20 KNOTS. MOSTLY CLOUDY. WAVES  
3 TO 5 FEET.    
FRIDAY
 
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY CLOUDY. WAVES  
3 TO 5 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
NSC  
 
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