509  
FZUS53 KAPX 071303  
NSHAPX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GAYLORD MI  
903 AM EDT WED OCT 7 2026  
 
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.  
 
LSZ321-072115-  
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON  
THROUGH THURSDAY AFTERNOON...  
   
TODAY  
NORTHWEST WIND 10 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. CHANCE OF SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 4  
FEET.    
TONIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. WAVES 4 TO 6 FEET.    
THURSDAY  
NORTHWEST WIND 15 TO 25 KNOTS. CHANCE OF SHOWERS.  
WAVES 5 TO 8 FEET.    
THURSDAY NIGHT  
WEST WIND 15 TO 20 KNOTS. PARTLY CLOUDY. WAVES  
5 TO 8 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LSZ322-072115-  
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-  
903 AM EDT WED OCT 7 2026  
   
TODAY  
NORTHWEST WIND 10 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS IN THE AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON.    
TONIGHT  
WEST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. CHANCE OF SHOWERS.    
THURSDAY  
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY SUNNY.    
THURSDAY NIGHT  
WEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.  
 
WINDS HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ341-072115-  
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
8 PM EDT THIS EVENING...  
   
TODAY  
NORTHWEST WIND 10 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. CHANCE OF SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 3  
FEET.    
TONIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF  
SHOWERS. WAVES 2 TO 3 FEET.    
THURSDAY  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 4 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.  
WAVES 2 TO 3 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ342-072115-  
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE  
TRAVERSE BAY-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
8 PM EDT THIS EVENING...  
   
TODAY  
WEST WIND 10 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS BECOMING  
10 TO 15 KNOTS EARLY IN THE EVENING. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 3 FEET.    
TONIGHT  
NORTHWEST WIND 10 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES  
2 TO 4 FEET.    
THURSDAY  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 4 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.  
WAVES 2 TO 3 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ323-072115-  
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO  
NORWOOD MI-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
8 PM EDT THIS EVENING...  
   
TODAY  
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS BECOMING  
WEST 5 TO 10 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 TO 4 FEET.    
THURSDAY  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 4 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.  
WAVES 2 FEET OR LESS.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ344-345-072115-  
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-  
POINT BETSIE TO SLEEPING BEAR POINT MI-  
903 AM EDT WED OCT 7 2026  
   
TODAY  
WEST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO  
10 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 3 FEET SUBSIDING TO  
2 FEET OR LESS IN THE AFTERNOON.    
TONIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY CLEAR. WAVES  
2 TO 4 FEET.    
THURSDAY  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 4 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.  
WAVES 2 TO 3 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ346-072115-  
MANISTEE TO POINT BETSIE MI-  
903 AM EDT WED OCT 7 2026  
   
TODAY  
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO  
15 KNOTS EARLY IN THE EVENING. SUNNY. WAVES 2 TO 3 FEET SUBSIDING  
TO 2 FEET OR LESS IN THE AFTERNOON.    
TONIGHT  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY CLEAR. WAVES  
2 TO 4 FEET.    
THURSDAY  
NORTHWEST WIND 10 TO 20 KNOTS. SUNNY. WAVES 2 TO  
4 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.  
WAVES 2 FEET OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ345-072115-  
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING  
MACKINAC ISLAND-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
8 PM EDT THIS EVENING...  
   
TODAY  
WEST WIND 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 3  
FEET.    
TONIGHT  
NORTHWEST WIND 10 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. CHANCE OF SHOWERS. WAVES 2 TO 3 FEET.    
THURSDAY  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 4 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.  
WAVES 2 TO 3 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ346-072115-  
ST IGNACE TO FALSE DETOUR CHANNEL-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
8 PM EDT THIS EVENING...  
   
TODAY  
WEST WIND 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FEET OR  
LESS.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.    
THURSDAY  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES  
2 TO 3 FEET.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.  
WAVES 2 TO 3 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ347-072115-  
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING  
BOIS BLANC ISLAND-  
903 AM EDT WED OCT 7 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO  
8 PM EDT THIS EVENING...  
   
TODAY  
WEST WIND 10 TO 15 KNOTS WITH GUSTS UP TO 25 KNOTS.  
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. WAVES 2 TO 3 FEET.    
TONIGHT  
WEST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.    
THURSDAY  
NORTHWEST WIND 15 TO 25 KNOTS. SUNNY. WAVES 4 TO  
6 FEET.    
THURSDAY NIGHT  
WEST WIND 15 TO 20 KNOTS. MOSTLY CLEAR. WAVES  
3 TO 5 FEET.  
 
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ348-072115-  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY  
NATIONAL MARINE SANCTUARY-  
903 AM EDT WED OCT 7 2026  
   
TODAY  
WEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 TO 3 FEET.    
TONIGHT  
WEST WIND 15 TO 20 KNOTS. SLIGHT CHANCE OF  
WATERSPOUTS. CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.    
THURSDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES  
4 TO 6 FEET.    
THURSDAY NIGHT  
WEST WIND 15 TO 20 KNOTS. PARTLY CLOUDY. WAVES  
3 TO 5 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ349-072115-  
STURGEON PT TO ALABASTER MI-  
903 AM EDT WED OCT 7 2026  
   
TODAY  
WEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 FEET OR LESS.    
TONIGHT  
WEST WIND 10 TO 15 KNOTS. SLIGHT CHANCE OF SHOWERS.  
WAVES 2 FEET OR LESS.    
THURSDAY  
WEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 FEET OR  
LESS.    
THURSDAY NIGHT  
WEST WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 FEET OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
ELD  
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