679  
FZUS53 KMKX 081210  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
710 AM CDT WED APR 8 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-081600-  
SHEBOYGAN TO PORT WASHINGTON WI-  
710 AM CDT WED APR 8 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING
 
   
..GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING
 
 
   
TODAY
 
SOUTH WIND 15 TO 25 KNOTS RISING TO UP TO 30 KNOTS IN  
THE LATE MORNING AND AFTERNOON. GUSTS UP TO 35 KNOTS. NUMEROUS  
SHOWERS AND ISOLATED SNOW SHOWERS IN THE MORNING, THEN SCATTERED  
SHOWERS LATE IN THE MORNING. WAVES 5 TO 7 FEET BUILDING TO 7 TO  
9 FEET IN THE LATE MORNING AND AFTERNOON.    
TONIGHT
 
SOUTH WIND UP TO 30 KNOTS EASING TO 15 TO 25 KNOTS  
LATE IN THE EVENING, THEN BECOMING SOUTHWEST 10 TO 20 KNOTS AFTER  
MIDNIGHT BECOMING 10 TO 15 KNOTS EARLY IN THE MORNING. RAIN  
SHOWERS. WAVES 7 TO 9 FEET SUBSIDING TO 3 TO 5 FEET.    
THURSDAY
 
WEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 3 TO 4 FEET  
SUBSIDING TO 1 TO 2 FEET IN THE AFTERNOON.    
THURSDAY NIGHT
 
SOUTHEAST WIND 5 TO 10 KNOTS BACKING NORTHEAST  
EARLY IN THE MORNING. CHANCE OF SHOWERS THROUGH THE NIGHT. WAVES  
AROUND 1 FOOT.  
 

 
LMZ644-081600-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
710 AM CDT WED APR 8 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY
 
SOUTH WIND 15 TO 25 KNOTS. GUSTS UP TO 30 KNOTS.  
NUMEROUS SHOWERS IN THE MORNING, THEN ISOLATED SHOWERS LATE IN  
THE MORNING. WAVES 3 TO 5 FEET BUILDING TO 6 TO 8 FEET.    
TONIGHT
 
SOUTH WIND 15 TO 25 KNOTS VEERING SOUTHWEST 15 TO  
20 KNOTS AFTER MIDNIGHT, THEN EASING TO 10 TO 15 KNOTS EARLY IN  
THE MORNING. RAIN SHOWERS. WAVES 5 TO 7 FEET SUBSIDING TO 3 TO  
5 FEET.    
THURSDAY
 
WEST WIND 10 TO 15 KNOTS BECOMING 5 TO 15 KNOTS LATE  
IN THE AFTERNOON. SUNNY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO  
2 FEET IN THE LATE MORNING AND AFTERNOON.    
THURSDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS BACKING NORTHEAST EARLY  
IN THE MORNING. RAIN SHOWERS LIKELY THROUGH AROUND MIDNIGHT, THEN  
SHOWERS AFTER MIDNIGHT. WAVES AROUND 1 FOOT.  
 

 
LMZ645-081600-  
NORTH POINT LIGHT TO WIND POINT WI-  
710 AM CDT WED APR 8 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY
 
SOUTH WIND 15 TO 25 KNOTS. GUSTS UP TO 30 KNOTS.  
SCATTERED SHOWERS IN THE MORNING. WAVES 3 TO 5 FEET BUILDING TO  
4 TO 6 FEET.    
TONIGHT
 
SOUTH WIND 15 TO 25 KNOTS VEERING SOUTHWEST 15 TO  
20 KNOTS AFTER MIDNIGHT, THEN EASING TO 10 TO 15 KNOTS EARLY IN  
THE MORNING. CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT. RAIN  
SHOWERS AFTER MIDNIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 3 TO  
5 FEET IN THE LATE EVENING AND OVERNIGHT.    
THURSDAY
 
WEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS LATE  
IN THE AFTERNOON. MOSTLY SUNNY. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS BACKING NORTHEAST EARLY  
IN THE MORNING. RAIN SHOWERS LIKELY THROUGH AROUND MIDNIGHT, THEN  
SHOWERS AFTER MIDNIGHT. WAVES AROUND 1 FOOT.  
 

 
LMZ646-081600-  
WIND POINT WI TO WINTHROP HARBOR IL-  
710 AM CDT WED APR 8 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
TODAY
 
SOUTH WIND 15 TO 25 KNOTS. GUSTS UP TO 30 KNOTS.  
SCATTERED SHOWERS IN THE MORNING. WAVES 4 TO 6 FEET.    
TONIGHT
 
SOUTH WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
30 KNOTS BECOMING SOUTH 15 TO 25 KNOTS LATE IN THE EVENING, THEN  
VEERING SOUTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND 25 KNOTS  
AFTER MIDNIGHT EASING TO 10 TO 15 KNOTS EARLY IN THE MORNING.  
CHANCE OF SHOWERS THROUGH AROUND MIDNIGHT, THEN SHOWERS AFTER  
MIDNIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 3 TO 4 FEET AFTER  
MIDNIGHT.    
THURSDAY
 
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING WEST 5 TO  
10 KNOTS LATE IN THE MORNING, THEN RISING TO 10 TO 15 KNOTS EARLY  
IN THE AFTERNOON BECOMING SOUTHWEST 5 TO 10 KNOTS LATE IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES AROUND 1 FOOT.    
THURSDAY NIGHT
 
EAST WIND 5 TO 10 KNOTS BACKING NORTHEAST EARLY  
IN THE MORNING. RAIN SHOWERS LIKELY THROUGH AROUND MIDNIGHT, THEN  
SHOWERS AFTER MIDNIGHT. WAVES AROUND 1 FOOT.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
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