070  
FZUS53 KMKX 200610  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
110 AM CDT FRI MAR 20 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-200900-  
SHEBOYGAN TO PORT WASHINGTON WI-  
110 AM CDT FRI MAR 20 2026  
   
REST OF TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS RISING TO 15 TO  
20 KNOTS EARLY IN THE MORNING. CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY
 
WEST WIND 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO  
15 KNOTS LATE IN THE MORNING, THEN VEERING NORTH EARLY IN THE  
AFTERNOON BECOMING NORTH 10 TO 15 KNOTS LATE IN THE AFTERNOON.  
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY NIGHT
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST AFTER  
MIDNIGHT, THEN VEERING SOUTH EARLY IN THE MORNING. MOSTLY CLOUDY.  
WAVES AROUND 1 FOOT.    
SATURDAY
 
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. PARTLY SUNNY. WAVES 1 TO 2 FEET BUILDING TO 2 TO  
4 FEET LATE IN THE AFTERNOON.  
 

 
LMZ644-200900-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
110 AM CDT FRI MAR 20 2026  
   
REST OF TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS RISING TO 15 TO  
20 KNOTS EARLY IN THE MORNING. CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY
 
WEST WIND 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO  
15 KNOTS LATE IN THE MORNING, THEN VEERING NORTH EARLY IN THE  
AFTERNOON BECOMING NORTH 10 TO 15 KNOTS LATE IN THE AFTERNOON.  
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY NIGHT
 
NORTH WIND 5 TO 10 KNOTS VEERING SOUTHEAST EARLY  
IN THE MORNING. MOSTLY CLOUDY. WAVES AROUND 1 FOOT.    
SATURDAY
 
SOUTHEAST WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS  
LATE IN THE MORNING, THEN VEERING SOUTH EARLY IN THE AFTERNOON  
BECOMING SOUTH 10 TO 15 KNOTS LATE IN THE AFTERNOON. PARTLY  
SUNNY. WAVES 1 TO 2 FEET.  
 

 
LMZ645-200900-  
NORTH POINT LIGHT TO WIND POINT WI-  
110 AM CDT FRI MAR 20 2026  
   
REST OF TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING 10 TO  
20 KNOTS EARLY IN THE MORNING. CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY
 
WEST WIND 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO  
15 KNOTS LATE IN THE MORNING, THEN VEERING NORTH EARLY IN THE  
AFTERNOON BECOMING NORTH 10 TO 15 KNOTS LATE IN THE AFTERNOON.  
MOSTLY CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY NIGHT
 
NORTH WIND 5 TO 10 KNOTS VEERING NORTHEAST LATE  
IN THE EVENING, THEN BECOMING NORTHEAST 5 TO 10 KNOTS AFTER  
MIDNIGHT VEERING SOUTHEAST EARLY IN THE MORNING. MOSTLY CLOUDY.  
WAVES AROUND 1 FOOT.    
SATURDAY
 
SOUTHEAST WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS  
LATE IN THE MORNING, THEN VEERING SOUTH EARLY IN THE AFTERNOON  
BECOMING SOUTH 10 TO 15 KNOTS LATE IN THE AFTERNOON. PARTLY  
SUNNY. WAVES 1 TO 2 FEET.  
 

 
LMZ646-200900-  
WIND POINT WI TO WINTHROP HARBOR IL-  
110 AM CDT FRI MAR 20 2026  
   
REST OF TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS. PATCHY FOG  
AFTER MIDNIGHT. WAVES 1 TO 2 FEET.    
FRIDAY
 
WEST WIND 10 TO 15 KNOTS VEERING NORTH LATE IN THE  
AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.    
FRIDAY NIGHT
 
NORTH WIND 5 TO 10 KNOTS VEERING EAST EARLY IN  
THE MORNING. MOSTLY CLOUDY. WAVES AROUND 1 FOOT.    
SATURDAY
 
SOUTHEAST WIND 5 TO 10 KNOTS RISING TO 10 TO 15 KNOTS  
LATE IN THE MORNING, THEN VEERING SOUTH EARLY IN THE AFTERNOON  
BECOMING SOUTH 10 TO 15 KNOTS LATE IN THE AFTERNOON. PARTLY  
SUNNY. WAVES 1 TO 2 FEET.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR SUNDAY THROUGH TUESDAY.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WI Page Main Text Page