805  
FZUS53 KMKX 302011  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
310 PM CDT WED SEP 30 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-010900-  
SHEBOYGAN TO PORT WASHINGTON WI-  
310 PM CDT WED SEP 30 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING  
 
   
THROUGH EARLY EVENING  
SOUTH WIND 15 TO 20 KNOTS. CLOUDY.  
PATCHY FOG. PATCHY DRIZZLE. WAVES 3 TO 5 FEET.    
TONIGHT  
SOUTH WIND 10 TO 15 KNOTS VEERING SOUTHWEST EARLY IN  
THE MORNING. PATCHY FOG THROUGH THE NIGHT. CHANCE OF SHOWERS  
THROUGH AROUND MIDNIGHT. SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 4 FEET SUBSIDING TO 1 TO  
2 FEET EARLY IN THE MORNING.    
THURSDAY  
SOUTHWEST WIND 5 TO 10 KNOTS VEERING NORTHWEST LATE  
IN THE MORNING, THEN BECOMING NORTHWEST 5 TO 10 KNOTS EARLY IN  
THE AFTERNOON BECOMING 5 TO 15 KNOTS LATE IN THE AFTERNOON.  
PATCHY FOG THROUGH THE DAY. SHOWERS IN THE MORNING. SHOWERS  
LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FEET.    
THURSDAY NIGHT  
NORTH WIND 10 TO 15 KNOTS BACKING NORTHWEST  
EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS THROUGH AROUND  
MIDNIGHT. WAVES 1 TO 2 FEET.    
FRIDAY  
NORTHWEST WIND 15 TO 20 KNOTS VEERING NORTH LATE IN THE  
MORNING, THEN EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.  
 
 
LMZ644-010900-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
310 PM CDT WED SEP 30 2026  
   
THROUGH EARLY EVENING  
SOUTH WIND 15 TO 20 KNOTS EASING TO  
10 TO 15 KNOTS LATE IN THE AFTERNOON. CLOUDY. PATCHY FOG. PATCHY  
DRIZZLE. WAVES 2 TO 4 FEET.    
TONIGHT  
SOUTHWEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS  
EARLY IN THE MORNING. PATCHY FOG THROUGH THE NIGHT. SLIGHT CHANCE  
OF SHOWERS AND PATCHY DRIZZLE IN THE EVENING. CHANCE OF SHOWERS  
LATE IN THE EVENING, THEN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO  
2 FEET IN THE LATE EVENING AND OVERNIGHT.    
THURSDAY  
SOUTHWEST WIND 5 TO 10 KNOTS VEERING WEST LATE IN THE  
MORNING, THEN VEERING NORTHWEST EARLY IN THE AFTERNOON BECOMING  
NORTHWEST 5 TO 10 KNOTS LATE IN THE AFTERNOON. PATCHY FOG THROUGH  
THE DAY. SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING. SHOWERS LIKELY IN THE AFTERNOON. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS VEERING NORTH IN  
THE LATE EVENING AND EARLY MORNING, THEN RISING TO 15 TO 20 KNOTS  
EARLY IN THE MORNING. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT.  
WAVES AROUND 1 FOOT BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.    
FRIDAY  
NORTHWEST WIND 15 TO 20 KNOTS VEERING NORTH LATE IN THE  
MORNING, THEN EASING TO 10 TO 15 KNOTS EARLY IN THE AFTERNOON  
BECOMING NORTH 10 TO 15 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES  
2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET LATE IN THE AFTERNOON.  
 
 
LMZ645-010900-  
NORTH POINT LIGHT TO WIND POINT WI-  
310 PM CDT WED SEP 30 2026  
   
THROUGH EARLY EVENING  
SOUTH WIND 15 TO 20 KNOTS. CLOUDY.  
PATCHY FOG. AREAS OF DRIZZLE. WAVES 2 TO 4 FEET.    
TONIGHT  
SOUTH WIND 10 TO 15 KNOTS VEERING SOUTHWEST IN THE  
LATE EVENING AND EARLY MORNING, THEN EASING TO 5 TO 10 KNOTS  
EARLY IN THE MORNING. PATCHY FOG THROUGH THE NIGHT. SHOWERS  
LIKELY AND PATCHY DRIZZLE THROUGH AROUND MIDNIGHT. SLIGHT CHANCE  
OF THUNDERSTORMS THROUGH THE NIGHT. SHOWERS AFTER MIDNIGHT. WAVES  
2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE EVENING AND  
OVERNIGHT.    
THURSDAY  
SOUTH WIND 5 TO 10 KNOTS VEERING SOUTHWEST LATE IN  
THE MORNING, THEN VEERING NORTH EARLY IN THE AFTERNOON BACKING  
NORTHWEST LATE IN THE AFTERNOON. PATCHY FOG. SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS VEERING NORTH  
LATE IN THE EVENING, THEN RISING TO 15 TO 20 KNOTS AFTER  
MIDNIGHT. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT. WAVES 1 TO  
2 FEET BUILDING TO 3 TO 4 FEET AFTER MIDNIGHT.    
FRIDAY  
NORTH WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS LATE  
IN THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN CLEARING.  
WAVES 3 TO 4 FEET.  
 
 
LMZ646-010900-  
WIND POINT WI TO WINTHROP HARBOR IL-  
310 PM CDT WED SEP 30 2026  
   
THROUGH EARLY EVENING  
SOUTH WIND 15 TO 20 KNOTS. CLOUDY.  
PATCHY FOG. AREAS OF DRIZZLE. WAVES 2 TO 4 FEET.    
TONIGHT  
SOUTHWEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS  
EARLY IN THE MORNING. PATCHY FOG THROUGH THE NIGHT. SHOWERS  
LIKELY AND AREAS OF DRIZZLE THROUGH AROUND MIDNIGHT. SLIGHT  
CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. SHOWERS AFTER  
MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 2 FEET IN THE LATE  
EVENING AND OVERNIGHT.    
THURSDAY  
SOUTH WIND 5 TO 10 KNOTS VEERING NORTHWEST EARLY IN  
THE AFTERNOON, THEN VEERING NORTH LATE IN THE AFTERNOON. PATCHY  
FOG. SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES AROUND  
1 FOOT.    
THURSDAY NIGHT  
NORTHWEST WIND 10 TO 15 KNOTS VEERING NORTH  
LATE IN THE EVENING, THEN RISING TO 15 TO 20 KNOTS AFTER  
MIDNIGHT. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT, THEN SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 1 TO 2 FEET BUILDING TO  
3 TO 4 FEET AFTER MIDNIGHT.    
FRIDAY  
NORTH WIND 15 TO 20 KNOTS EASING TO 10 TO 15 KNOTS LATE  
IN THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN CLEARING.  
WAVES 3 TO 4 FEET.  
 
 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SATURDAY THROUGH MONDAY.  
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