643  
FZUS53 KIWX 210229  
NSHIWX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
1029 PM EDT SUN SEP 20 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ043-210815-  
NEW BUFFALO MI TO ST JOSEPH MI-  
1029 PM EDT SUN SEP 20 2026  
   
OVERNIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. CLOUDY. WAVES 2 TO 4  
FEET.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS. CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.    
MONDAY NIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO  
10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.    
TUESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY SUNNY. WAVES  
1 TO 2 FEET.  
 
THE WATER TEMPERATURE AT ST. JOSEPH IS 52 DEGREES AND AT MICHIGAN  
CITY IS 51 DEGREES.  
 

 
 
LMZ046-210815-  
MICHIGAN CITY IN TO NEW BUFFALO MI-  
1029 PM EDT SUN SEP 20 2026  
   
OVERNIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. CLOUDY. WAVES 2 TO 4  
FEET.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. WAVES 2 TO  
4 FEET.    
MONDAY NIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY.  
WAVES 2 TO 4 FEET.    
TUESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY SUNNY. WAVES  
1 TO 3 FEET.  
 
THE WATER TEMPERATURE AT ST. JOSEPH IS 52 DEGREES AND AT MICHIGAN  
CITY IS 51 DEGREES.  
 

 
 
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