513  
FZUS53 KDTX 191357  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
957 AM EDT FRI APR 19 2024  
 
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.  
 
LHZ422-192200-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
957 AM EDT FRI APR 19 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON  
THROUGH SATURDAY AFTERNOON...  
   
REST OF TODAY
 
WEST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO  
25 KNOTS WITH GUSTS TO 30 KNOTS IN THE AFTERNOON. MOSTLY SUNNY.  
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.    
TONIGHT
 
WEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS  
DIMINISHING TO 15 TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT.  
MOSTLY CLEAR. WAVES 2 TO 4 FEET.    
SATURDAY
 
WEST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY IN THE  
MORNING BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FEET.    
SATURDAY NIGHT
 
WEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY IN THE  
EVENING THEN CLEARING. WAVES 2 TO 4 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ421-192200-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
957 AM EDT FRI APR 19 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON  
THROUGH SATURDAY AFTERNOON...  
   
REST OF TODAY
 
WEST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO  
25 KNOTS WITH GUSTS TO 30 KNOTS LATE IN THE AFTERNOON. PARTLY  
CLOUDY LATE IN THE MORNING THEN CLEARING. A SLIGHT CHANCE OF  
LIGHT RAIN LATE IN THE MORNING. WAVES 1 TO 3 FEET BUILDING TO  
2 TO 4 FEET IN THE AFTERNOON.    
TONIGHT
 
WEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS  
DIMINISHING TO 15 TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT.  
MOSTLY CLEAR. WAVES 2 TO 4 FEET.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY. WAVES 2 TO  
4 FEET.    
SATURDAY NIGHT
 
WEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY IN THE  
EVENING THEN CLEARING. WAVES 2 TO 4 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ441-192200-  
PORT AUSTIN TO HARBOR BEACH MI-  
957 AM EDT FRI APR 19 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON  
THROUGH SATURDAY AFTERNOON...  
   
REST OF TODAY
 
WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON WITH GUSTS TO 25 KNOTS. PARTLY CLOUDY  
LATE IN THE MORNING THEN CLEARING. A CHANCE OF LIGHT RAIN LATE IN  
THE MORNING. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE IN THE  
AFTERNOON.    
TONIGHT
 
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN INCREASING  
TO 15 TO 20 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 TO  
4 FEET.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY. WAVES 2 TO  
4 FEET.    
SATURDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY IN THE  
EVENING THEN CLEARING. WAVES 1 TO 3 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ442-192200-  
HARBOR BEACH TO PORT SANILAC MI-  
957 AM EDT FRI APR 19 2024  
   
REST OF TODAY
 
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST  
15 TO 20 KNOTS IN THE AFTERNOON. PARTLY CLOUDY LATE IN THE  
MORNING THEN CLEARING. A CHANCE OF LIGHT RAIN LATE IN THE  
MORNING. WAVES 1 TO 3 FEET.    
TONIGHT
 
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES  
1 TO 3 FEET.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
SATURDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN INCREASING  
TO 10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY IN THE EVENING  
THEN CLEARING. WAVES 2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ443-192200-  
PORT SANILAC TO PORT HURON MI-  
957 AM EDT FRI APR 19 2024  
   
REST OF TODAY
 
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST  
15 TO 20 KNOTS IN THE AFTERNOON. MOSTLY CLOUDY LATE IN THE  
MORNING THEN CLEARING. A CHANCE OF LIGHT RAIN LATE IN THE  
MORNING. WAVES 1 TO 3 FEET.    
TONIGHT
 
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES  
1 TO 3 FEET.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS. MOSTLY SUNNY IN THE  
MORNING BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
SATURDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES  
2 FEET OR LESS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LEZ444-192200-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
957 AM EDT FRI APR 19 2024  
   
REST OF TODAY
 
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST  
10 TO 15 KNOTS EARLY IN THE AFTERNOON, THEN INCREASING TO 15 TO  
20 KNOTS LATE IN THE AFTERNOON. PARTLY CLOUDY LATE IN THE MORNING  
THEN CLEARING. WAVES 1 TO 3 FEET.    
TONIGHT
 
WEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
IN THE LATE EVENING AND EARLY MORNING, THEN INCREASING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
SATURDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 53 DEGREES.  
 

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