253  
FZUS53 KMKX 300210  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
910 PM CDT WED APR 29 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-301000-  
SHEBOYGAN TO PORT WASHINGTON WI-  
910 PM CDT WED APR 29 2026  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS VEERING NORTH  
EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS JUST BEFORE  
MIDNIGHT. WAVES AROUND 1 FOOT.    
THURSDAY
 
NORTHWEST WIND 5 TO 10 KNOTS VEERING NORTH LATE IN  
THE MORNING, THEN VEERING EAST EARLY IN THE AFTERNOON VEERING  
SOUTHEAST LATE IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS VEERING WEST LATE  
IN THE EVENING, THEN VEERING NORTH AFTER MIDNIGHT BECOMING NORTH  
5 TO 10 KNOTS EARLY IN THE MORNING. CHANCE OF SHOWERS THROUGH  
AROUND MIDNIGHT, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.  
WAVES AROUND 1 FOOT.    
FRIDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES  
AROUND 1 FOOT.  
 

 
LMZ644-301000-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
910 PM CDT WED APR 29 2026  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY  
JUST BEFORE MIDNIGHT THEN BECOMING PARTLY CLOUDY. WAVES AROUND  
1 FOOT.    
THURSDAY
 
NORTHWEST WIND 5 TO 10 KNOTS VEERING SOUTHEAST LATE  
IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.  
WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
SOUTH WIND 5 TO 10 KNOTS VEERING WEST LATE IN  
THE EVENING, THEN VEERING NORTHWEST AFTER MIDNIGHT VEERING NORTH  
EARLY IN THE MORNING. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT,  
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES AROUND  
1 FOOT.    
FRIDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES  
AROUND 1 FOOT.  
 

 
LMZ645-301000-  
NORTH POINT LIGHT TO WIND POINT WI-  
910 PM CDT WED APR 29 2026  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.  
WAVES 1 TO 2 FEET.    
THURSDAY
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES  
AROUND 1 FOOT.    
THURSDAY NIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS VEERING SOUTHWEST  
LATE IN THE EVENING, THEN VEERING NORTHWEST AFTER MIDNIGHT  
VEERING NORTH EARLY IN THE MORNING. CHANCE OF SHOWERS THROUGH  
AROUND MIDNIGHT, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.  
WAVES AROUND 1 FOOT.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS LATE  
IN THE MORNING, THEN VEERING NORTHEAST EARLY IN THE AFTERNOON  
VEERING EAST LATE IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS IN  
THE AFTERNOON. WAVES 1 TO 2 FEET.  
 

 
LMZ646-301000-  
WIND POINT WI TO WINTHROP HARBOR IL-  
910 PM CDT WED APR 29 2026  
   
REST OF TONIGHT
 
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.  
WAVES 1 TO 2 FEET.    
THURSDAY
 
NORTHWEST WIND 5 TO 10 KNOTS VEERING EAST LATE IN THE  
AFTERNOON. CHANCE OF SHOWERS IN THE AFTERNOON. WAVES AROUND  
1 FOOT.    
THURSDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS VEERING SOUTH LATE IN  
THE EVENING, THEN VEERING NORTHWEST AFTER MIDNIGHT VEERING NORTH  
EARLY IN THE MORNING. CHANCE OF SHOWERS. WAVES AROUND 1 FOOT.    
FRIDAY
 
NORTH WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS LATE  
IN THE MORNING, THEN VEERING NORTHEAST EARLY IN THE AFTERNOON  
VEERING EAST LATE IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS IN  
THE AFTERNOON. WAVES AROUND 1 FOOT.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SATURDAY THROUGH MONDAY.  
 
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