367  
FZUS53 KMKX 291210  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
710 AM CDT SAT AUG 29 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-291600-  
SHEBOYGAN TO PORT WASHINGTON WI-  
710 AM CDT SAT AUG 29 2026  
   
TODAY
 
SOUTHWEST WIND 5 TO 15 KNOTS BECOMING 10 TO 15 KNOTS  
LATE IN THE MORNING, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS EARLY  
IN THE AFTERNOON BACKING SOUTH LATE IN THE AFTERNOON. SLIGHT  
CHANCE OF SHOWERS LATE IN THE MORNING. SHOWERS IN THE AFTERNOON.  
WAVES 1 TO 2 FEET.    
TONIGHT
 
SOUTHEAST WIND 10 TO 15 KNOTS VEERING SOUTH LATE IN  
THE EVENING, THEN BECOMING SOUTH 10 TO 15 KNOTS AFTER MIDNIGHT  
RISING TO 15 TO 20 KNOTS EARLY IN THE MORNING. CHANCE OF SHOWERS  
THROUGH AROUND MIDNIGHT, THEN SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 4 FEET BUILDING TO 4 TO  
6 FEET EARLY IN THE MORNING.    
SUNDAY
 
SOUTH WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS IN  
THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING SOUTH 15 TO  
20 KNOTS LATE IN THE AFTERNOON. CHANCE OF SHOWERS IN THE MORNING.  
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON. WAVES 3 TO 5 FEET SUBSIDING TO 3 TO  
4 FEET IN THE LATE MORNING AND AFTERNOON.    
SUNDAY NIGHT
 
SOUTHEAST WIND 10 TO 15 KNOTS EASING TO 5 TO  
10 KNOTS LATE IN THE EVENING, THEN RISING TO 10 TO 15 KNOTS AFTER  
MIDNIGHT BECOMING SOUTH 5 TO 10 KNOTS EARLY IN THE MORNING.  
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. CHANCE OF  
SHOWERS AFTER MIDNIGHT. WAVES 3 TO 4 FEET SUBSIDING TO 1 TO  
3 FEET EARLY IN THE MORNING.  
 

 
LMZ644-291600-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
710 AM CDT SAT AUG 29 2026  
   
TODAY
 
SOUTHWEST WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS  
EARLY IN THE AFTERNOON, THEN BACKING SOUTH LATE IN THE AFTERNOON.  
SLIGHT CHANCE OF SHOWERS LATE IN THE MORNING. SHOWERS LIKELY  
EARLY IN THE AFTERNOON, THEN SHOWERS LATE IN THE AFTERNOON. WAVES  
1 TO 2 FEET.    
TONIGHT
 
SOUTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT, THEN SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES  
2 TO 4 FEET.    
SUNDAY
 
SOUTH WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS LATE  
IN THE AFTERNOON. CHANCE OF SHOWERS IN THE MORNING. SLIGHT CHANCE  
OF THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. WAVES 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHEAST WIND 10 TO 15 KNOTS EASING TO 5 TO  
10 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN VEERING  
SOUTH EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.  
 

 
LMZ645-291600-  
NORTH POINT LIGHT TO WIND POINT WI-  
710 AM CDT SAT AUG 29 2026  
   
TODAY
 
SOUTHWEST WIND 5 TO 15 KNOTS BECOMING 10 TO 15 KNOTS  
LATE IN THE MORNING, THEN BACKING SOUTH EARLY IN THE AFTERNOON  
BECOMING SOUTH 10 TO 15 KNOTS LATE IN THE AFTERNOON. SLIGHT  
CHANCE OF SHOWERS LATE IN THE MORNING. SHOWERS LIKELY EARLY IN  
THE AFTERNOON, THEN CHANCE OF SHOWERS LATE IN THE AFTERNOON.  
WAVES 1 TO 2 FEET.    
TONIGHT
 
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTH 10 TO  
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS IN THE LATE EVENING AND  
EARLY MORNING, THEN RISING TO 15 TO 20 KNOTS EARLY IN THE  
MORNING. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT, THEN SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES  
1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND  
OVERNIGHT.    
SUNDAY
 
SOUTH WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS LATE  
IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING. WAVES 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTH WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS  
AFTER MIDNIGHT, THEN VEERING SOUTHWEST EARLY IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES  
1 TO 2 FEET.  
 

 
LMZ646-291600-  
WIND POINT WI TO WINTHROP HARBOR IL-  
710 AM CDT SAT AUG 29 2026  
   
TODAY
 
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO  
15 KNOTS IN THE AFTERNOON. CHANCE OF SHOWERS EARLY IN THE  
AFTERNOON. SHOWERS LIKELY LATE IN THE AFTERNOON. WAVES 1 TO  
2 FEET.    
TONIGHT
 
SOUTH WIND 10 TO 15 KNOTS BECOMING SOUTH 10 TO  
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE IN THE EVENING, THEN  
RISING TO 15 TO 20 KNOTS AFTER MIDNIGHT EASING TO 10 TO 15 KNOTS  
WITH GUSTS TO AROUND 20 KNOTS EARLY IN THE MORNING. CHANCE OF  
SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET IN THE LATE  
EVENING AND OVERNIGHT.    
SUNDAY
 
SOUTH WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS LATE  
IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING. WAVES 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTH WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS  
LATE IN THE EVENING, THEN BECOMING SOUTH 5 TO 10 KNOTS AFTER  
MIDNIGHT VEERING SOUTHWEST EARLY IN THE MORNING. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FEET.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR MONDAY THROUGH WEDNESDAY.  
 
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