054  
FZUS53 KDTX 150205  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1005 PM EDT THU AUG 14 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.  
 
LHZ422-151015-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
1005 PM EDT THU AUG 14 2025  
   
REST OF TONIGHT
 
EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST  
5 TO 10 KNOTS EARLY IN THE MORNING. CLEAR. WAVES 2 FEET OR LESS.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET  
OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH  
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR.  
WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY EARLY IN  
THE MORNING BECOMING PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ421-151015-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
1005 PM EDT THU AUG 14 2025  
   
REST OF TONIGHT
 
EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST  
5 TO 10 KNOTS EARLY IN THE MORNING. CLEAR. WAVES 2 FEET OR LESS.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR LESS.   
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH  
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR.  
WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY UNTIL  
LATE AFTERNOON, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ441-151015-  
PORT AUSTIN TO HARBOR BEACH MI-  
1005 PM EDT THU AUG 14 2025  
   
REST OF TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. CLEAR. WAVES 2 FEET  
OR LESS.    
FRIDAY
 
LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO  
10 KNOTS IN THE LATE MORNING AND AFTERNOON. SUNNY. WAVES 2 FEET  
OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH  
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR.  
WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY EARLY IN  
THE MORNING BECOMING PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ442-151015-  
HARBOR BEACH TO PORT SANILAC MI-  
1005 PM EDT THU AUG 14 2025  
   
REST OF TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE  
SOUTHEAST EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 2 FEET OR  
LESS.    
FRIDAY
 
LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO  
10 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES  
2 FEET OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE  
SOUTHWEST AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY UNTIL  
LATE AFTERNOON, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS EARLY  
IN THE AFTERNOON. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ443-151015-  
PORT SANILAC TO PORT HURON MI-  
1005 PM EDT THU AUG 14 2025  
   
REST OF TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE  
SOUTHEAST EARLY IN THE MORNING. CLEAR. WAVES 2 FEET OR LESS.    
FRIDAY
 
LIGHT AND VARIABLE WINDS BECOMING EAST 5 TO 10 KNOTS  
EARLY IN THE AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE  
SOUTH AFTER MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY UNTIL  
LATE AFTERNOON BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LEZ444-151015-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
1005 PM EDT THU AUG 14 2025  
   
REST OF TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. CLEAR. WAVES 2 FEET  
OR LESS.    
FRIDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR  
LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE  
SOUTH AFTER MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.    
SATURDAY
 
LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO 10 KNOTS  
IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR  
LESS.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 79 DEGREES.  
 

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