739  
FZUS53 KMKX 181405  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
905 AM CDT FRI JUL 18 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-182200-  
SHEBOYGAN TO PORT WASHINGTON WI-  
905 AM CDT FRI JUL 18 2025  
   
REST OF TODAY  
SOUTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 TO  
2 FEET.    
TONIGHT  
SOUTH WIND 5 TO 10 KNOTS. CHANCE OF THUNDERSTORMS AND  
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES AROUND 1 FOOT.    
SATURDAY  
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN  
THE MORNING, THEN VEERING SOUTHWEST EARLY IN THE AFTERNOON  
VEERING NORTHWEST LATE IN THE AFTERNOON. CHANCE OF SHOWERS AND  
THUNDERSTORMS. WAVES AROUND 1 FOOT.    
SATURDAY NIGHT  
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLOUDY  
THROUGH AROUND MIDNIGHT THEN BECOMING PARTLY CLOUDY. WAVES 1 TO  
2 FEET.  
 
 
LMZ644-182200-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
905 AM CDT FRI JUL 18 2025  
   
REST OF TODAY  
EAST WIND 5 TO 10 KNOTS VEERING SOUTHEAST LATE  
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.    
TONIGHT  
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH EARLY IN  
THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
WAVES AROUND 1 FOOT.    
SATURDAY  
SOUTH WIND 5 TO 10 KNOTS VEERING WEST LATE IN THE  
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND  
1 FOOT.    
SATURDAY NIGHT  
NORTH WIND 5 TO 10 KNOTS RISING TO 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. WAVES  
AROUND 1 FOOT.  
 
 
LMZ645-182200-  
NORTH POINT LIGHT TO WIND POINT WI-  
905 AM CDT FRI JUL 18 2025  
   
REST OF TODAY  
EAST WIND 5 TO 10 KNOTS VEERING SOUTHEAST LATE  
IN THE AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FEET.    
TONIGHT  
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH EARLY IN  
THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
WAVES AROUND 1 FOOT.    
SATURDAY  
SOUTHWEST WIND 5 TO 10 KNOTS BACKING SOUTH LATE IN  
THE MORNING, THEN VEERING SOUTHWEST EARLY IN THE AFTERNOON  
VEERING WEST LATE IN THE AFTERNOON. SHOWERS LIKELY IN THE  
MORNING. CHANCE OF THUNDERSTORMS THROUGH THE DAY. CHANCE OF  
SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.    
SATURDAY NIGHT  
NORTH WIND 5 TO 10 KNOTS RISING TO 10 TO  
15 KNOTS LATE IN THE EVENING, THEN BECOMING NORTH 10 TO 15 KNOTS  
AFTER MIDNIGHT VEERING NORTHEAST EARLY IN THE MORNING. CHANCE OF  
SHOWERS AND THUNDERSTORMS THROUGH AROUND MIDNIGHT. WAVES AROUND  
1 FOOT.  
 
 
LMZ646-182200-  
WIND POINT WI TO WINTHROP HARBOR IL-  
905 AM CDT FRI JUL 18 2025  
   
REST OF TODAY  
EAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES  
1 TO 3 FEET.    
TONIGHT  
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTH EARLY IN  
THE MORNING. CHANCE OF THUNDERSTORMS AND SLIGHT CHANCE OF SHOWERS  
AFTER MIDNIGHT. WAVES AROUND 1 FOOT.    
SATURDAY  
SOUTHWEST WIND 5 TO 10 KNOTS. SHOWERS LIKELY IN THE  
MORNING. CHANCE OF THUNDERSTORMS THROUGH THE DAY. CHANCE OF  
SHOWERS IN THE AFTERNOON. WAVES AROUND 1 FOOT.    
SATURDAY NIGHT  
NORTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH  
10 TO 15 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN  
VEERING NORTHEAST EARLY IN THE MORNING. CHANCE OF SHOWERS AND  
THUNDERSTORMS THROUGH AROUND MIDNIGHT. WAVES AROUND 1 FOOT.  
 
 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SUNDAY THROUGH TUESDAY.  
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