942  
FZUS53 KMKX 121911  
NSHMKX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
111 PM CST MON JAN 12 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ643-122300-  
SHEBOYGAN TO PORT WASHINGTON WI-  
111 PM CST MON JAN 12 2026  
   
REST OF TODAY
 
WEST WIND 15 TO 20 KNOTS BECOMING SOUTHWEST  
10 TO 15 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO  
2 FEET.    
TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS  
EARLY IN THE MORNING. CHANCE OF SPRINKLES AFTER MIDNIGHT. WAVES  
1 TO 2 FEET.    
TUESDAY
 
SOUTHWEST WIND 15 TO 25 KNOTS VEERING WEST LATE IN THE  
MORNING, THEN BECOMING WEST 15 TO 25 KNOTS EARLY IN THE AFTERNOON  
EASING TO 10 TO 20 KNOTS LATE IN THE AFTERNOON. CHANCE OF  
SPRINKLES IN THE AFTERNOON. WAVES 3 TO 4 FEET. A SMALL CRAFT  
ADVISORY MAY BE NEEDED.    
TUESDAY NIGHT
 
WEST WIND 10 TO 20 KNOTS WITH GUSTS TO AROUND  
25 KNOTS BECOMING 15 TO 20 KNOTS LATE IN THE EVENING, THEN  
VEERING NORTHWEST 15 TO 25 KNOTS AFTER MIDNIGHT RISING TO UP TO  
30 KNOTS WITH GUSTS TO AROUND 35 KNOTS EARLY IN THE MORNING.  
SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO 2 FEET  
BUILDING TO 3 TO 4 FEET EARLY IN THE MORNING.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 

 
LMZ644-122300-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
111 PM CST MON JAN 12 2026  
   
REST OF TODAY
 
WEST WIND 15 TO 20 KNOTS BECOMING SOUTHWEST  
10 TO 15 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO  
2 FEET.    
TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS  
EARLY IN THE MORNING. CHANCE OF SPRINKLES AFTER MIDNIGHT. WAVES  
1 TO 2 FEET.    
TUESDAY
 
SOUTHWEST WIND 15 TO 25 KNOTS VEERING WEST LATE IN THE  
AFTERNOON. CHANCE OF SPRINKLES IN THE AFTERNOON. WAVES 2 TO  
4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.    
TUESDAY NIGHT
 
WEST WIND 10 TO 20 KNOTS BECOMING 15 TO 20 KNOTS  
LATE IN THE EVENING, THEN VEERING NORTHWEST 15 TO 25 KNOTS AFTER  
MIDNIGHT RISING TO UP TO 30 KNOTS EARLY IN THE MORNING. SLIGHT  
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO 2 FEET  
BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 

 
LMZ645-122300-  
NORTH POINT LIGHT TO WIND POINT WI-  
111 PM CST MON JAN 12 2026  
   
REST OF TODAY
 
WEST WIND 15 TO 20 KNOTS BECOMING SOUTHWEST  
10 TO 15 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.    
TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS BECOMING SOUTHWEST 10 TO 15 KNOTS LATE IN THE EVENING,  
THEN BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND  
20 KNOTS AFTER MIDNIGHT RISING TO 15 TO 20 KNOTS EARLY IN THE  
MORNING. CHANCE OF SPRINKLES AFTER MIDNIGHT. WAVES 1 TO 2 FEET.    
TUESDAY
 
SOUTHWEST WIND 15 TO 25 KNOTS BECOMING WEST 10 TO  
20 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING 15 TO 20 KNOTS  
LATE IN THE AFTERNOON. CHANCE OF SPRINKLES IN THE AFTERNOON.  
WAVES 3 TO 4 FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.    
TUESDAY NIGHT
 
WEST WIND 15 TO 20 KNOTS VEERING NORTHWEST AFTER  
MIDNIGHT, THEN RISING TO UP TO 30 KNOTS EARLY IN THE MORNING.  
SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO 2 FEET  
BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 

 
LMZ646-122300-  
WIND POINT WI TO WINTHROP HARBOR IL-  
111 PM CST MON JAN 12 2026  
   
REST OF TODAY
 
WEST WIND 15 TO 20 KNOTS BECOMING SOUTHWEST  
10 TO 15 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.    
TONIGHT
 
SOUTHWEST WIND 10 TO 15 KNOTS RISING TO 15 TO 20 KNOTS  
EARLY IN THE MORNING. CHANCE OF SPRINKLES AFTER MIDNIGHT. WAVES  
1 TO 2 FEET.    
TUESDAY
 
SOUTHWEST WIND 15 TO 25 KNOTS VEERING WEST 15 TO  
20 KNOTS IN THE AFTERNOON. PARTLY SUNNY. WAVES 3 TO 4 FEET  
SUBSIDING TO 1 TO 2 FEET LATE IN THE AFTERNOON. A SMALL CRAFT  
ADVISORY MAY BE NEEDED.    
TUESDAY NIGHT
 
WEST WIND 15 TO 20 KNOTS VEERING NORTHWEST AFTER  
MIDNIGHT, THEN BECOMING 15 TO 25 KNOTS EARLY IN THE MORNING.  
MOSTLY CLOUDY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET EARLY IN  
THE MORNING.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 

 
SEE LAKE MICHIGAN OPEN WATERS FORECAST FOR WEDNESDAY THROUGH FRIDAY.  
 
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