375  
FZUS53 KDTX 091338  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
938 AM EDT FRI OCT 9 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.  
 
LHZ422-092200-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
938 AM EDT FRI OCT 9 2026  
   
REST OF TODAY  
WEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS IN THE AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.    
TONIGHT  
EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. A  
SLIGHT CHANCE OF SHOWERS IN THE LATE EVENING AND OVERNIGHT. WAVES  
2 FEET OR LESS.    
SATURDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH 10 TO  
15 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY EARLY  
IN THE MORNING THEN CLEARING. WAVES 1 TO 3 FEET.    
SATURDAY NIGHT  
SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN DIMINISHING  
TO 10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO  
3 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ421-092200-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
938 AM EDT FRI OCT 9 2026  
   
REST OF TODAY  
WEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS EARLY IN THE AFTERNOON, THEN VEERING TO THE NORTH LATE  
IN THE AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.    
TONIGHT  
EAST WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. A SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
SATURDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH 10 TO  
15 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS EARLY IN THE MORNING, THEN MOSTLY SUNNY IN THE  
LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET.    
SATURDAY NIGHT  
SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 3 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ441-092200-  
PORT AUSTIN TO HARBOR BEACH MI-  
938 AM EDT FRI OCT 9 2026  
   
REST OF TODAY  
WEST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO  
10 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.    
TONIGHT  
EAST WINDS 10 TO 15 KNOTS VEERING TO THE SOUTHEAST  
AFTER MIDNIGHT. CLEAR. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.  
WAVES 1 TO 3 FEET.    
SATURDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY UNTIL LATE  
AFTERNOON THEN CLEARING. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY AROUND  
7 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.   
SATURDAY NIGHT  
SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY UNTIL EARLY MORNING  
BECOMING MOSTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY  
AROUND 7 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ442-092200-  
HARBOR BEACH TO PORT SANILAC MI-  
938 AM EDT FRI OCT 9 2026  
   
REST OF TODAY  
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST  
5 TO 10 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.   
TONIGHT  
EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. A  
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.    
SATURDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY BECOMING  
MOSTLY SUNNY IN THE LATE MORNING AND EARLY AFTERNOON BECOMING PARTLY  
CLOUDY. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY AROUND 7 FEET. A SMALL  
CRAFT ADVISORY MAY BE NEEDED.   
SATURDAY NIGHT  
SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY UNTIL EARLY MORNING  
BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ443-092200-  
PORT SANILAC TO PORT HURON MI-  
938 AM EDT FRI OCT 9 2026  
   
REST OF TODAY  
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST  
5 TO 10 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.   
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS VEERING TO THE  
SOUTHEAST IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. A  
SLIGHT CHANCE OF SHOWERS IN THE LATE EVENING AND OVERNIGHT. WAVES  
2 FEET OR LESS.    
SATURDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH 10 TO  
15 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY BECOMING MOSTLY  
SUNNY IN THE LATE MORNING AND EARLY AFTERNOON BECOMING PARTLY  
CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN THE  
AFTERNOON.    
SATURDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH  
10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY UNTIL EARLY MORNING  
BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LEZ444-092200-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
938 AM EDT FRI OCT 9 2026  
   
REST OF TODAY  
SOUTHWEST WINDS 5 TO 10 KNOTS BACKING TO THE  
SOUTH LATE IN THE AFTERNOON. MOSTLY SUNNY LATE IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
TONIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
SATURDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES  
2 FEET OR LESS.    
SATURDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO  
15 TO 20 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY UNTIL EARLY MORNING,  
THEN MOSTLY CLOUDY WITH RAIN LIKELY AFTER MIDNIGHT. WAVES 1 TO  
3 FEET.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 58 DEGREES.  
 
 
 
TF  
 
YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE  
A WWW.WEATHER.GOV/GREATLAKES  
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