838  
FZUS53 KAPX 010540  
NSHAPX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GAYLORD MI  
140 AM EDT THU OCT 1 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.  
 
LSZ321-011345-  
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
THIS EVENING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST 15 TO 25  
KNOTS IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING. SLIGHT  
CHANCE OF SHOWERS EARLY IN THE MORNING. WAVES 2 FEET OR LESS  
BUILDING TO 3 TO 5 FEET IN THE AFTERNOON.    
TONIGHT  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY CLOUDY. WAVES  
3 TO 5 FEET.    
FRIDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 6 TO  
9 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. PARTLY CLOUDY.  
WAVES 5 TO 8 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LSZ322-011345-  
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-  
140 AM EDT THU OCT 1 2026  
   
TODAY  
LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 KNOTS IN THE  
MORNING, THEN BECOMING NORTHWEST 10 TO 15 KNOTS IN THE AFTERNOON.  
PATCHY FOG EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS EARLY  
IN THE MORNING. CHANCE OF SHOWERS IN THE MORNING, THEN SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY.    
FRIDAY  
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY SUNNY.    
FRIDAY NIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY CLEAR.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ341-011345-  
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT EARLY THIS  
MORNING...  
   
TODAY  
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING NORTHWEST IN THE  
AFTERNOON. AREAS OF DENSE FOG EARLY IN THE MORNING, THEN PATCHY  
FOG IN THE MORNING. CHANCE OF SHOWERS EARLY IN THE MORNING, THEN  
SLIGHT CHANCE OF SHOWERS IN THE MORNING. WAVES 2 TO 3 FEET.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
3 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLEAR.  
WAVES 2 FEET OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ342-011345-  
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE  
TRAVERSE BAY-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT EARLY THIS  
MORNING...  
   
TODAY  
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING NORTHWEST EARLY  
IN THE EVENING. PATCHY FOG EARLY IN THE MORNING. CHANCE OF  
SHOWERS THROUGH THE DAY. WAVES 2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 TO 3 FEET.    
FRIDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
4 FEET.    
FRIDAY NIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ323-011345-  
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO  
NORWOOD MI-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT EARLY THIS  
MORNING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST 10 TO  
15 KNOTS EARLY IN THE EVENING. PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF SHOWERS EARLY IN THE MORNING. SHOWERS LIKELY IN THE  
MORNING. WAVES 2 FEET OR LESS.    
TONIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
3 FEET.    
FRIDAY  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
4 FEET.    
FRIDAY NIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ344-345-011345-  
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-  
POINT BETSIE TO SLEEPING BEAR POINT MI-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT EARLY THIS  
MORNING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST 10 TO  
15 KNOTS EARLY IN THE EVENING. PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF SHOWERS EARLY IN THE MORNING. SHOWERS LIKELY IN THE  
MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 2 TO  
3 FEET.    
TONIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
3 FEET.    
FRIDAY  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
4 FEET.    
FRIDAY NIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LMZ346-011345-  
MANISTEE TO POINT BETSIE MI-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT EARLY THIS  
MORNING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY IN  
THE EVENING. PATCHY FOG EARLY IN THE MORNING. CHANCE OF SHOWERS  
EARLY IN THE MORNING. RAIN SHOWERS IN THE MORNING, THEN SHOWERS  
LIKELY IN THE AFTERNOON. WAVES 2 TO 3 FEET.    
TONIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
4 FEET.    
FRIDAY  
NORTH WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 TO 4 FEET.    
FRIDAY NIGHT  
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES  
2 FEET OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ345-011345-  
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING  
MACKINAC ISLAND-  
140 AM EDT THU OCT 1 2026  
   
TODAY  
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING NORTHWEST IN THE  
AFTERNOON. PATCHY FOG EARLY IN THE MORNING. CHANCE OF SHOWERS  
EARLY IN THE MORNING. WAVES 2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
3 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLEAR.  
WAVES 2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ346-011345-  
ST IGNACE TO FALSE DETOUR CHANNEL-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
FRIDAY EVENING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST 10 TO  
15 KNOTS IN THE AFTERNOON. PATCHY FOG EARLY IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS EARLY IN THE MORNING. CHANCE OF SHOWERS  
IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.  
WAVES 2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
3 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLEAR.  
WAVES 2 FEET OR LESS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ347-011345-  
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING  
BOIS BLANC ISLAND-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
FRIDAY EVENING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO  
15 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS EARLY IN THE  
MORNING. CHANCE OF SHOWERS IN THE MORNING. PATCHY FOG IN THE  
MORNING. WAVES 2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 20 KNOTS. MOSTLY CLOUDY. WAVES  
2 TO 4 FEET.    
FRIDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 4 TO  
6 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY CLEAR.  
WAVES 4 TO 6 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ348-011345-  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY  
NATIONAL MARINE SANCTUARY-  
140 AM EDT THU OCT 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
FRIDAY EVENING...  
   
TODAY  
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO  
15 KNOTS EARLY IN THE EVENING. PATCHY FOG EARLY IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS EARLY IN THE MORNING. SHOWERS LIKELY IN  
THE MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON. WAVES  
2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 20 KNOTS. CLOUDY. WAVES 2 TO  
4 FEET.    
FRIDAY  
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 4 TO  
6 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY CLEAR.  
WAVES 4 TO 6 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ349-011345-  
STURGEON PT TO ALABASTER MI-  
140 AM EDT THU OCT 1 2026  
   
TODAY  
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING WEST 5 TO  
10 KNOTS EARLY IN THE EVENING. PATCHY FOG THROUGH THE DAY. CHANCE  
OF SHOWERS EARLY IN THE MORNING. SHOWERS IN THE MORNING. WAVES  
2 FEET OR LESS.    
TONIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. CHANCE OF SHOWERS.  
WAVES 2 TO 3 FEET.    
FRIDAY  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 2 TO  
3 FEET.    
FRIDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS. MOSTLY CLEAR.  
WAVES 2 TO 3 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
SJC  
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