576  
FZUS53 KDTX 261942  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
342 PM EDT SUN APR 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.  
 
LHZ422-270345-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
342 PM EDT SUN APR 26 2026  
   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY UNTIL  
LATE AFTERNOON BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING  
TO 2 TO 4 FEET EARLY IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO 30  
KNOTS. LIGHT SHOWERS LIKELY UNTIL EARLY MORNING. A CHANCE OF  
THUNDERSTORMS IN THE LATE EVENING AND OVERNIGHT. LIGHT SHOWERS AFTER  
MIDNIGHT. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY AROUND 7 FEET. A  
SMALL CRAFT ADVISORY MAY BE NEEDED.   
TUESDAY
 
SOUTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT  
GALES. LIGHT SHOWERS EARLY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON. PARTLY  
CLOUDY EARLY IN THE AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY  
AROUND 8 FEET. A GALE WARNING MAY BE NEEDED.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ421-270345-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
342 PM EDT SUN APR 26 2026  
   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS  
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY UNTIL  
LATE AFTERNOON BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING  
TO 3 TO 5 FEET EARLY IN THE AFTERNOON. WAVES OCCASIONALLY AROUND  
7 FEET.    
MONDAY NIGHT
 
SOUTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO  
30 KNOTS. A CHANCE OF SHOWERS UNTIL EARLY MORNING. LIGHT SHOWERS  
AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 4 TO 6 FEET.  
WAVES OCCASIONALLY AROUND 7 FEET.    
TUESDAY
 
SOUTHWEST WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS.  
LIGHT SHOWERS EARLY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON. PARTLY  
CLOUDY EARLY IN THE AFTERNOON. WAVES 5 TO 7 FEET. WAVES  
OCCASIONALLY AROUND 10 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ441-270345-  
PORT AUSTIN TO HARBOR BEACH MI-  
342 PM EDT SUN APR 26 2026  
   
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHEAST  
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY UNTIL  
LATE AFTERNOON BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING  
TO 2 TO 4 FEET EARLY IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS IN  
THE LATE EVENING AND OVERNIGHT. A CHANCE OF SHOWERS UNTIL EARLY  
MORNING, THEN SHOWERS AFTER MIDNIGHT. WAVES 5 TO 7 FEET BUILDING TO 6  
TO 9 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY AROUND 12 FEET. A SMALL  
CRAFT ADVISORY MAY BE NEEDED.   
TUESDAY
 
SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS  
BECOMING SOUTHWEST 15 TO 20 KNOTS IN THE LATE MORNING AND  
AFTERNOON. BECOMING PARTLY CLOUDY IN THE LATE MORNING AND  
AFTERNOON. LIGHT SHOWERS EARLY IN THE MORNING, THEN A CHANCE OF  
SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON. WAVES 6 TO  
9 FEET SUBSIDING TO 4 TO 6 FEET EARLY IN THE AFTERNOON. WAVES  
OCCASIONALLY AROUND 12 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ442-270345-  
HARBOR BEACH TO PORT SANILAC MI-  
342 PM EDT SUN APR 26 2026  
   
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHEAST  
AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY UNTIL LATE  
AFTERNOON BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO  
2 TO 4 FEET EARLY IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO 25  
KNOTS WITH GUSTS TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. A  
CHANCE OF SHOWERS UNTIL EARLY MORNING, THEN SHOWERS AFTER MIDNIGHT.  
WAVES 5 TO 7 FEET BUILDING TO 6 TO 9 FEET AFTER MIDNIGHT. WAVES  
OCCASIONALLY AROUND 12 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.   
TUESDAY
 
SOUTH WINDS 20 TO 25 KNOTS BECOMING SOUTHWEST 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. LIGHT SHOWERS EARLY  
IN THE MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN  
THE LATE MORNING AND EARLY AFTERNOON. PARTLY CLOUDY EARLY IN THE  
AFTERNOON. WAVES 6 TO 9 FEET SUBSIDING TO 2 TO 4 FEET EARLY IN  
THE AFTERNOON. WAVES OCCASIONALLY AROUND 12 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ443-270345-  
PORT SANILAC TO PORT HURON MI-  
342 PM EDT SUN APR 26 2026  
   
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE EAST  
AFTER MIDNIGHT, THEN BECOMING SOUTHEAST 10 TO 15 KNOTS EARLY IN  
THE MORNING. MOSTLY CLEAR. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY UNTIL LATE  
AFTERNOON BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO  
2 TO 4 FEET EARLY IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO 25  
KNOTS WITH GUSTS TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. LIGHT  
SHOWERS AFTER MIDNIGHT. WAVES 4 TO 6 FEET BUILDING TO 6 TO 9 FEET  
AFTER MIDNIGHT. WAVES OCCASIONALLY AROUND 12 FEET. A SMALL CRAFT  
ADVISORY MAY BE NEEDED.   
TUESDAY
 
SOUTH WINDS 20 TO 25 KNOTS BECOMING SOUTHWEST 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. LIGHT SHOWERS EARLY  
IN THE MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN  
THE LATE MORNING AND EARLY AFTERNOON. PARTLY CLOUDY EARLY IN THE  
AFTERNOON. WAVES 5 TO 7 FEET SUBSIDING TO 2 TO 4 FEET EARLY IN  
THE AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LEZ444-270345-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
342 PM EDT SUN APR 26 2026  
   
TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES 1 TO  
3 FEET.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY UNTIL LATE  
AFTERNOON BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
MONDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH 20 TO  
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS UNTIL EARLY MORNING.  
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO  
4 FEET BUILDING TO 3 TO 5 FEET IN THE LATE EVENING AND OVERNIGHT.  
WAVES OCCASIONALLY AROUND 7 FEET. A SMALL CRAFT ADVISORY MAY BE  
NEEDED.   
TUESDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS VEERING TO THE WEST  
EARLY IN THE AFTERNOON. RAIN SHOWERS EARLY IN THE MORNING, THEN  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE LATE MORNING AND  
EARLY AFTERNOON. MOSTLY SUNNY EARLY IN THE AFTERNOON. WAVES 2 TO  
4 FEET SUBSIDING TO 1 TO 3 FEET EARLY IN THE AFTERNOON.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 52 DEGREES.  
 

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