904  
FZUS53 KMKX 091610  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
1110 AM CDT THU APR 9 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-092200-  
SHEBOYGAN TO PORT WASHINGTON WI-  
1110 AM CDT THU APR 9 2026  
   
REST OF TODAY
 
WEST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO  
10 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.    
TONIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS BACKING NORTH EARLY IN  
THE MORNING. RAIN SHOWERS THROUGH THE NIGHT. WAVES AROUND 1 FOOT.   
FRIDAY
 
NORTH WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS LATE  
IN THE MORNING, THEN BECOMING NORTHEAST 5 TO 10 KNOTS IN THE  
AFTERNOON. CHANCE OF SHOWERS IN THE MORNING. SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.    
FRIDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS VEERING SOUTHEAST LATE IN  
THE EVENING, THEN BECOMING SOUTH AFTER MIDNIGHT BECOMING SOUTH  
5 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS THROUGH  
AROUND MIDNIGHT. WAVES AROUND 1 FOOT.  
 

 
LMZ644-092200-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
1110 AM CDT THU APR 9 2026  
   
REST OF TODAY
 
WEST WIND 10 TO 15 KNOTS BECOMING SOUTH 5 TO  
10 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.    
TONIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS BACKING NORTH EARLY IN  
THE MORNING. RAIN SHOWERS THROUGH THE NIGHT. WAVES AROUND 1 FOOT.   
FRIDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING NORTHEAST LATE IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS. WAVES AROUND 1 FOOT.    
FRIDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE  
IN THE EVENING, THEN BECOMING SOUTHEAST 5 KNOTS AFTER MIDNIGHT.  
SLIGHT CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT. WAVES AROUND  
1 FOOT.  
 

 
LMZ645-092200-  
NORTH POINT LIGHT TO WIND POINT WI-  
1110 AM CDT THU APR 9 2026  
   
REST OF TODAY
 
WEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN  
THE AFTERNOON. PARTLY SUNNY. WAVES AROUND 1 FOOT.    
TONIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS BACKING NORTH EARLY IN  
THE MORNING. RAIN SHOWERS. WAVES AROUND 1 FOOT.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS BECOMING NORTHEAST 5 TO  
10 KNOTS LATE IN THE AFTERNOON. CHANCE OF SHOWERS IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.    
FRIDAY NIGHT
 
NORTHEAST WIND 5 TO 10 KNOTS VEERING EAST LATE IN  
THE EVENING, THEN EASING TO 5 KNOTS AFTER MIDNIGHT BECOMING EAST  
5 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS THROUGH  
AROUND MIDNIGHT. WAVES AROUND 1 FOOT.  
 

 
LMZ646-092200-  
WIND POINT WI TO WINTHROP HARBOR IL-  
1110 AM CDT THU APR 9 2026  
   
REST OF TODAY
 
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTHEAST  
LATE IN THE AFTERNOON. PARTLY SUNNY. WAVES AROUND 1 FOOT.    
TONIGHT
 
EAST WIND 5 TO 10 KNOTS BACKING NORTH EARLY IN THE  
MORNING. RAIN SHOWERS. WAVES AROUND 1 FOOT.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS BECOMING NORTHEAST 5 TO  
10 KNOTS LATE IN THE AFTERNOON. CHANCE OF SHOWERS IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.    
FRIDAY NIGHT
 
NORTHEAST WIND 5 TO 10 KNOTS EASING TO 5 KNOTS  
AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT.  
WAVES AROUND 1 FOOT.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SATURDAY THROUGH MONDAY.  
 
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