138  
FZUS53 KMKX 100005  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
705 PM CDT WED JUL 9 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-100400-  
SHEBOYGAN TO PORT WASHINGTON WI-  
705 PM CDT WED JUL 9 2025  
   
TONIGHT
 
NORTHEAST WIND 5 TO 10 KNOTS BACKING NORTH AFTER  
MIDNIGHT. MOSTLY CLEAR. WAVES AROUND 1 FOOT.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. SUNNY IN THE MORNING THEN BECOMING PARTLY SUNNY. WAVES  
AROUND 1 FOOT.    
THURSDAY NIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS EASING TO 5 KNOTS  
LATE IN THE EVENING, THEN BECOMING SOUTH AFTER MIDNIGHT. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. WAVES  
AROUND 1 FOOT.    
FRIDAY
 
SOUTH WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS LATE  
IN THE MORNING, THEN BECOMING SOUTH 10 TO 15 KNOTS IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES AROUND 1 FOOT.  
 

 
LMZ644-100400-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
705 PM CDT WED JUL 9 2025  
   
TONIGHT
 
NORTHEAST WIND 5 TO 10 KNOTS BACKING NORTH AFTER  
MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH  
AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT.  
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF  
SHOWERS AFTER MIDNIGHT. WAVES AROUND 1 FOOT.    
FRIDAY
 
SOUTH WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS EARLY  
IN THE AFTERNOON, THEN BECOMING SOUTH 10 TO 15 KNOTS LATE IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO  
2 FEET.  
 

 
LMZ645-100400-  
NORTH POINT LIGHT TO WIND POINT WI-  
705 PM CDT WED JUL 9 2025  
   
TONIGHT
 
NORTHEAST WIND 10 TO 15 KNOTS BECOMING NORTH 5 TO  
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES  
1 TO 2 FEET.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH  
EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
THROUGH AROUND MIDNIGHT, THEN CHANCE OF SHOWERS AND THUNDERSTORMS  
AFTER MIDNIGHT. WAVES AROUND 1 FOOT.    
FRIDAY
 
SOUTH WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS IN  
THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING, THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES 1 TO 2 FEET.  
 

 
LMZ646-100400-  
WIND POINT WI TO WINTHROP HARBOR IL-  
705 PM CDT WED JUL 9 2025  
   
TONIGHT
 
NORTHEAST WIND 10 TO 15 KNOTS BECOMING NORTH 5 TO  
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR. WAVES  
1 TO 2 FEET.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS VEERING SOUTH EARLY IN  
THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH  
AROUND MIDNIGHT, THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. WAVES AROUND 1 FOOT.    
FRIDAY
 
SOUTH WIND 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. WAVES AROUND 1 FOOT.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SATURDAY THROUGH MONDAY.  
 
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