920  
FZUS53 KDTX 270056  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
856 PM EDT WED AUG 26 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.  
 
LHZ422-270900-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
856 PM EDT WED AUG 26 2026  
   
REST OF TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE  
WEST AFTER MIDNIGHT. PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY THIS EVENING. A SLIGHT CHANCE OF WATERSPOUTS  
EARLY THIS EVENING. WAVES 2 FEET OR LESS.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY UNTIL  
LATE AFTERNOON BECOMING MOSTLY SUNNY. WAVES 2 FEET OR LESS.    
THURSDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 FEET OR LESS.    
FRIDAY  
NORTH WINDS 5 TO 10 KNOTS VEERING TO THE EAST EARLY IN  
THE AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ421-270900-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
856 PM EDT WED AUG 26 2026  
   
REST OF TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE  
WEST EARLY IN THE MORNING. PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY THIS EVENING. A CHANCE OF WATERSPOUTS EARLY  
THIS EVENING, THEN A SLIGHT CHANCE OF WATERSPOUTS AFTER MIDNIGHT.  
WAVES 1 TO 3 FEET.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
THURSDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
1 TO 3 FEET.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
IN THE LATE MORNING AND EARLY AFTERNOON, THEN VEERING TO THE EAST  
EARLY IN THE AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ441-270900-  
PORT AUSTIN TO HARBOR BEACH MI-  
856 PM EDT WED AUG 26 2026  
   
REST OF TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE  
WEST EARLY IN THE MORNING. PARTLY CLOUDY. SHOWERS AND  
THUNDERSTORMS LIKELY EARLY THIS EVENING, THEN A SLIGHT CHANCE OF  
SHOWERS AFTER MIDNIGHT. A CHANCE OF WATERSPOUTS EARLY THIS  
EVENING, THEN A SLIGHT CHANCE OF WATERSPOUTS AFTER MIDNIGHT.  
WAVES 1 TO 3 FEET.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY. WAVES 2 FEET OR  
LESS.    
THURSDAY NIGHT  
NORTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS EARLY IN THE EVENING. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET IN THE LATE EVENING AND OVERNIGHT.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY EARLY IN THE  
MORNING THEN CLEARING. WAVES 1 TO 3 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ442-270900-  
HARBOR BEACH TO PORT SANILAC MI-  
856 PM EDT WED AUG 26 2026  
   
REST OF TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE  
WEST EARLY IN THE MORNING. MOSTLY CLOUDY EARLY THIS EVENING  
BECOMING PARTLY CLOUDY. LIGHT SHOWERS AND THUNDERSTORMS LIKELY  
EARLY THIS EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. A  
CHANCE OF WATERSPOUTS EARLY THIS EVENING, THEN A SLIGHT CHANCE OF  
WATERSPOUTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO  
10 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY. A SLIGHT CHANCE  
OF SHOWERS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
THURSDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A  
SLIGHT CHANCE OF SHOWERS UNTIL EARLY MORNING. WAVES 2 FEET OR  
LESS BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND OVERNIGHT.    
FRIDAY  
NORTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY EARLY IN THE  
MORNING THEN CLEARING. WAVES 1 TO 3 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ443-270900-  
PORT SANILAC TO PORT HURON MI-  
856 PM EDT WED AUG 26 2026  
   
REST OF TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE  
WEST EARLY IN THE MORNING. MOSTLY CLOUDY EARLY THIS EVENING  
BECOMING PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY THIS EVENING. A CHANCE OF WATERSPOUTS EARLY THIS EVENING,  
THEN A SLIGHT CHANCE OF WATERSPOUTS AFTER MIDNIGHT. WAVES 2 FEET  
OR LESS.    
THURSDAY  
WEST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO  
10 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY. A SLIGHT CHANCE  
OF SHOWERS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
THURSDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A  
SLIGHT CHANCE OF SHOWERS UNTIL EARLY MORNING. WAVES 1 TO 3 FEET.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 TO  
3 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LEZ444-270900-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
856 PM EDT WED AUG 26 2026  
   
REST OF TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY  
EARLY THIS EVENING BECOMING PARTLY CLOUDY. SHOWERS AND  
THUNDERSTORMS LIKELY EARLY THIS EVENING. A SLIGHT CHANCE OF  
WATERSPOUTS. WAVES 2 FEET OR LESS.    
THURSDAY  
WEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY UNTIL LATE  
AFTERNOON BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
THURSDAY NIGHT  
WEST WINDS 5 TO 10 KNOTS BECOMING NORTH 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
IN THE LATE MORNING AND EARLY AFTERNOON, THEN VEERING TO THE EAST  
EARLY IN THE 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 73 DEGREES.  
 
 
 
KDK  
 
YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE  
A WWW.WEATHER.GOV/GREATLAKES  
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