713  
FZUS53 KDTX 151954  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
354 PM EDT TUE SEP 15 2026  
 
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.  
 
LHZ422-160400-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
354 PM EDT TUE SEP 15 2026  
   
TONIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS THIS EVENING, THEN VEERING TO THE NORTHWEST AFTER  
MIDNIGHT VEERING TO THE NORTH EARLY IN THE MORNING. MOSTLY CLOUDY  
IN THE EVENING BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
WEDNESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
1 TO 3 FEET.    
WEDNESDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST  
5 TO 10 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY  
UNTIL EARLY MORNING BECOMING MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY EARLY IN  
THE MORNING BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ421-160400-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
354 PM EDT TUE SEP 15 2026  
   
TONIGHT
 
SOUTHWEST WINDS 20 TO 25 KNOTS DIMINISHING TO 10 TO  
15 KNOTS THIS EVENING, THEN VEERING TO THE NORTH AFTER MIDNIGHT.  
MOSTLY CLOUDY IN THE EVENING BECOMING PARTLY CLOUDY. WAVES 2 TO 4  
FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT.    
WEDNESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY  
BECOMING MOSTLY CLOUDY IN THE LATE MORNING AND EARLY AFTERNOON  
BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
WEDNESDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST  
5 TO 10 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY  
UNTIL EARLY MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY BECOMING  
PARTLY CLOUDY IN THE LATE MORNING AND EARLY AFTERNOON BECOMING  
MOSTLY SUNNY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ441-160400-  
PORT AUSTIN TO HARBOR BEACH MI-  
354 PM EDT TUE SEP 15 2026  
   
TONIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS THIS EVENING, THEN VEERING TO THE NORTHWEST AFTER  
MIDNIGHT VEERING TO THE NORTH EARLY IN THE MORNING. MOSTLY  
CLOUDY. WAVES 1 TO 3 FEET.    
WEDNESDAY
 
NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST 5 TO  
10 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY UNTIL LATE  
AFTERNOON BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.    
WEDNESDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY  
EARLY IN THE EVENING BECOMING MOSTLY CLOUDY. WAVES 2 FEET OR  
LESS.    
THURSDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY BECOMING  
PARTLY CLOUDY IN THE LATE MORNING AND EARLY AFTERNOON BECOMING  
MOSTLY SUNNY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ442-160400-  
HARBOR BEACH TO PORT SANILAC MI-  
354 PM EDT TUE SEP 15 2026  
   
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS THIS EVENING, THEN VEERING TO THE WEST AFTER MIDNIGHT  
BECOMING NORTH 10 TO 15 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY  
IN THE EVENING BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.    
WEDNESDAY
 
NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
1 TO 3 FEET.    
WEDNESDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS DIMINISHING TO  
5 TO 10 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY  
UNTIL EARLY MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
THURSDAY
 
NORTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY EARLY IN THE  
MORNING BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ443-160400-  
PORT SANILAC TO PORT HURON MI-  
354 PM EDT TUE SEP 15 2026  
   
TONIGHT
 
SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO  
10 KNOTS THIS EVENING, THEN VEERING TO THE WEST AFTER MIDNIGHT  
BECOMING NORTH 10 TO 15 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING,  
THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT CHANCE  
OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
WEDNESDAY
 
NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
1 TO 3 FEET.    
WEDNESDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST  
5 TO 10 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY.  
WAVES 1 TO 3 FEET.    
THURSDAY
 
NORTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LEZ444-160400-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
354 PM EDT TUE SEP 15 2026  
   
TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE WEST  
EARLY IN THE MORNING. PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN SHOWERS AND A CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. A SLIGHT CHANCE OF WATERSPOUTS.  
WAVES 2 FEET OR LESS.    
WEDNESDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. A  
SLIGHT CHANCE OF WATERSPOUTS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF THUNDERSTORMS EARLY IN THE MORNING. A CHANCE OF SHOWERS  
UNTIL LATE AFTERNOON, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
WEDNESDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY.  
A CHANCE OF SHOWERS IN THE LATE EVENING AND OVERNIGHT. WAVES  
2 FEET OR LESS.    
THURSDAY
 
NORTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS UNTIL LATE AFTERNOON. WAVES 2 FEET OR LESS.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 69 DEGREES.  
 

 
 
TF  
 
YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE  
A WWW.WEATHER.GOV/GREATLAKES  
 
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