344  
FZUS53 KDTX 010754  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
354 AM EDT WED APR 1 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.  
 
LHZ422-011600-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
354 AM EDT WED APR 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING  
THROUGH THURSDAY EVENING...  
   
TODAY  
NORTHEAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO  
25 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET  
IN THE AFTERNOON.    
TONIGHT  
NORTHEAST WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS  
UNTIL EARLY MORNING. MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AFTER  
MIDNIGHT. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY AROUND 7 FEET.    
THURSDAY  
EAST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO  
20 KNOTS EARLY IN THE AFTERNOON. RAIN UNTIL LATE AFTERNOON, THEN  
A CHANCE OF LIGHT RAIN EARLY IN THE AFTERNOON. WAVES 2 TO 4 FEET.   
THURSDAY NIGHT  
SOUTHEAST WINDS 20 TO 25 KNOTS BECOMING SOUTH  
TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. LIGHT RAIN AND A  
CHANCE OF THUNDERSTORMS UNTIL EARLY MORNING, THEN A CHANCE OF  
LIGHT RAIN AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 4 TO  
6 FEET IN THE LATE EVENING AND OVERNIGHT. WAVES OCCASIONALLY  
AROUND 8 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ421-011600-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
354 AM EDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING  
 
   
TODAY  
NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 20 TO  
25 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY  
AROUND 7 FEET.    
TONIGHT  
NORTHEAST WINDS 20 TO 25 KNOTS. MOSTLY CLOUDY. A  
SLIGHT CHANCE OF LIGHT RAIN AFTER MIDNIGHT. WAVES 4 TO 6 FEET.  
WAVES OCCASIONALLY AROUND 7 FEET.    
THURSDAY  
EAST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO  
20 KNOTS EARLY IN THE AFTERNOON. RAIN UNTIL LATE AFTERNOON, THEN  
LIGHT RAIN LIKELY EARLY IN THE AFTERNOON. WAVES 5 TO 7 FEET.  
WAVES OCCASIONALLY AROUND 10 FEET.    
THURSDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH  
TO 30 KNOTS IN THE LATE EVENING AND OVERNIGHT. LIGHT RAIN AND A  
CHANCE OF THUNDERSTORMS. WAVES 4 TO 6 FEET BUILDING TO 5 TO  
7 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ441-011600-  
PORT AUSTIN TO HARBOR BEACH MI-  
354 AM EDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING  
 
   
TODAY  
NORTH WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY  
AROUND 7 FEET.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY UNTIL  
EARLY MORNING BECOMING MOSTLY CLOUDY. WAVES 4 TO 6 FEET. WAVES  
OCCASIONALLY AROUND 8 FEET.    
THURSDAY  
EAST WINDS 15 TO 20 KNOTS. RAIN UNTIL LATE AFTERNOON,  
THEN LIGHT RAIN LIKELY EARLY IN THE AFTERNOON. WAVES 3 TO 5 FEET.  
WAVES OCCASIONALLY AROUND 6 FEET.    
THURSDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH  
20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS IN THE LATE EVENING AND  
OVERNIGHT. LIGHT RAIN AND A CHANCE OF THUNDERSTORMS UNTIL EARLY  
MORNING, THEN A CHANCE OF LIGHT RAIN AFTER MIDNIGHT. WAVES 4 TO  
6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ442-011600-  
HARBOR BEACH TO PORT SANILAC MI-  
354 AM EDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING  
 
   
TODAY  
NORTH WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY IN THE MORNING  
BECOMING PARTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY  
AROUND 7 FEET.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST 10 TO  
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES  
OCCASIONALLY AROUND 7 FEET.    
THURSDAY  
EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE LATE MORNING AND AFTERNOON. RAIN UNTIL LATE  
AFTERNOON, THEN A CHANCE OF LIGHT RAIN EARLY IN THE AFTERNOON.  
WAVES 2 TO 4 FEET.    
THURSDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH  
20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS IN THE LATE EVENING AND  
OVERNIGHT. LIGHT RAIN AND A CHANCE OF THUNDERSTORMS UNTIL EARLY  
MORNING, THEN A CHANCE OF LIGHT RAIN AFTER MIDNIGHT. WAVES 4 TO  
6 FEET. WAVES OCCASIONALLY AROUND 7 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LHZ443-011600-  
PORT SANILAC TO PORT HURON MI-  
354 AM EDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING  
 
   
TODAY  
NORTH WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. WAVES 3 TO  
5 FEET. WAVES OCCASIONALLY AROUND 7 FEET.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST 10 TO  
15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY BECOMING PARTLY CLOUDY IN  
THE LATE EVENING AND EARLY MORNING BECOMING MOSTLY CLOUDY. WAVES  
3 TO 5 FEET. WAVES OCCASIONALLY AROUND 7 FEET.    
THURSDAY  
EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST 15 TO  
20 KNOTS EARLY IN THE AFTERNOON. A CHANCE OF LIGHT RAIN EARLY IN  
THE MORNING, THEN LIGHT RAIN IN THE LATE MORNING AND EARLY  
AFTERNOON. WAVES 2 TO 4 FEET.    
THURSDAY NIGHT  
SOUTH WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS  
AFTER MIDNIGHT. LIGHT RAIN UNTIL EARLY MORNING, THEN LIGHT RAIN  
LIKELY AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY  
AROUND 8 FEET.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
 
 
LEZ444-011600-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
354 AM EDT WED APR 1 2026  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. A SLIGHT  
CHANCE OF LIGHT RAIN IN THE MORNING, THEN A CHANCE OF LIGHT RAIN  
IN THE AFTERNOON. WAVES 1 TO 3 FEET.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A  
CHANCE OF LIGHT RAIN. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET  
AFTER MIDNIGHT.    
THURSDAY  
EAST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. LIGHT RAIN  
LIKELY EARLY IN THE MORNING. A CHANCE OF THUNDERSTORMS UNTIL LATE  
AFTERNOON. A CHANCE OF LIGHT RAIN IN THE LATE MORNING AND EARLY  
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE  
MORNING AND AFTERNOON.    
THURSDAY NIGHT  
SOUTH WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY.  
LIGHT RAIN LIKELY. A CHANCE OF THUNDERSTORMS IN THE LATE EVENING  
AND EARLY MORNING. WAVES 2 TO 4 FEET.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 42 DEGREES.  
 
 
 
KDK  
 
YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE  
A WWW.WEATHER.GOV/GREATLAKES  
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