584  
FZUS51 KBUF 242002  
NSHBUF  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE BUFFALO NY  
402 PM EDT THU APR 24 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE  
 
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST  
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF  
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.  
 
LEZ020-250300-  
UPPER NIAGARA RIVER AND BUFFALO HARBOR-  
402 PM EDT THU APR 24 2025  
   
TONIGHT
 
SOUTHWEST WINDS LESS THAN 10 KNOTS. MAINLY CLEAR THIS  
EVENING, THEN BECOMING PARTLY CLOUDY.    
FRIDAY
 
EAST WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST. A  
CHANCE OF SHOWERS.    
FRIDAY NIGHT
 
SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.  
SHOWERS WITH A CHANCE OF THUNDERSTORMS.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST. SHOWERS  
WITH A CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF  
SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY  
IN THE EVENING, THEN BECOMING PARTLY CLOUDY.    
SUNDAY
 
NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.  
MAINLY CLEAR.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY.    
TUESDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST AND  
DIMINISHING TO 5 TO 10 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
THE WATER TEMPERATURE OFF BUFFALO IS 44 DEGREES.  
 

 
 
LOZ030-250300-  
LOWER NIAGARA RIVER-  
402 PM EDT THU APR 24 2025  
   
TONIGHT
 
LIGHT AND VARIABLE WINDS. MAINLY CLEAR THIS EVENING,  
THEN BECOMING MOSTLY CLOUDY.    
FRIDAY
 
EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. A  
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
FRIDAY NIGHT
 
SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.  
SHOWERS WITH A CHANCE OF THUNDERSTORMS.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO  
20 KNOTS. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN A CHANCE OF SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO  
10 TO 15 KNOTS. MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.    
SUNDAY
 
NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST LESS  
THAN 10 KNOTS. MAINLY CLEAR.    
MONDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. PARTLY  
CLOUDY.    
TUESDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST 10 TO  
15 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
LEZ040-041-250300-  
BUFFALO TO RIPLEY ALONG LAKE ERIE-  
402 PM EDT THU APR 24 2025  
   
TONIGHT
 
SOUTH WINDS 10 KNOTS OR LESS BECOMING EAST. MAINLY  
CLEAR THIS EVENING, THEN BECOMING PARTLY CLOUDY. WAVES 1 FOOT OR  
LESS.    
FRIDAY
 
EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. A  
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.  
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN A CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FEET  
BUILDING TO 2 TO 4 FEET.    
SATURDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST.  
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. WAVES 1 TO 3 FEET.    
SUNDAY
 
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS THAN  
10 KNOTS. MAINLY CLEAR. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTH WINDS 10 KNOTS OR LESS INCREASING TO 10 TO  
15 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
TUESDAY
 
SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST AND  
DIMINISHING TO 10 TO 15 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY.  
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET, THEN SUBSIDING TO 2 TO  
4 FEET. WAVES OCCASIONALLY AROUND 6 FEET.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
LOZ042-250300-  
NIAGARA RIVER TO HAMLIN BEACH ALONG LAKE ONTARIO-  
402 PM EDT THU APR 24 2025  
   
TONIGHT
 
NORTHEAST WINDS 10 KNOTS OR LESS. PARTLY CLOUDY THIS  
EVENING, THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
FRIDAY
 
EAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS IN THE  
AFTERNOON. WAVES 1 TO 3 FEET.    
FRIDAY NIGHT
 
EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.  
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN A CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 TO 2 FEET  
BUILDING TO 3 TO 6 FEET. WAVES OCCASIONALLY AROUND 7 FEET.    
SATURDAY NIGHT
 
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST. A  
CHANCE OF SHOWERS IN THE EVENING. WAVES 3 TO 6 FEET. WAVES  
OCCASIONALLY AROUND 7 FEET.    
SUNDAY
 
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 5 TO  
15 KNOTS. MAINLY CLEAR. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO  
3 FEET. WAVES OCCASIONALLY AROUND 6 FEET.    
MONDAY
 
WEST WINDS 10 KNOTS OR LESS BECOMING SOUTH. PARTLY  
CLOUDY. WAVES 1 FOOT OR LESS.    
TUESDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST. SHOWERS  
AND THUNDERSTORMS LIKELY. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
LOZ043-044-250300-  
HAMLIN BEACH TO MEXICO BAY ALONG LAKE ONTARIO  
INCLUDING IRONDEQUOIT BAY-  
402 PM EDT THU APR 24 2025  
   
TONIGHT
 
SOUTHEAST WINDS LESS THAN 10 KNOTS. PARTLY CLOUDY.  
WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST. SHOWERS  
LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES  
2 FEET OR LESS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST.  
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST AND  
INCREASING TO 15 TO 25 KNOTS. SHOWERS WITH A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. WAVES 2 FEET OR LESS BUILDING TO 5 TO 8 FEET. WAVES  
OCCASIONALLY AROUND 10 FEET.    
SATURDAY NIGHT
 
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST. A  
CHANCE OF SHOWERS. WAVES 5 TO 8 FEET. WAVES OCCASIONALLY AROUND  
10 FEET.    
SUNDAY
 
NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST AND  
DIMINISHING TO 5 TO 15 KNOTS. A CHANCE OF SHOWERS DURING THE DAY.  
WAVES 4 TO 7 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY  
AROUND 9 FEET.    
MONDAY
 
WEST WINDS 10 KNOTS OR LESS BECOMING SOUTH 10 TO  
15 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
TUESDAY
 
SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO  
20 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR LESS  
BUILDING TO 3 TO 5 FEET. WAVES OCCASIONALLY AROUND 6 FEET.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
THE WATER TEMPERATURE OFF ROCHESTER IS 41 DEGREES.  
 

 
 
LOZ045-250300-  
MEXICO BAY TO THE SAINT LAWRENCE RIVER ALONG LAKE ONTARIO-  
402 PM EDT THU APR 24 2025  
   
TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHEAST.  
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.    
FRIDAY
 
NORTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS IN  
THE AFTERNOON. WAVES 1 FOOT OR LESS.    
FRIDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH.  
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO  
20 KNOTS. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN SHOWERS LIKELY IN THE AFTERNOON. WAVES 2 FEET OR LESS  
BUILDING TO 4 TO 7 FEET. WAVES OCCASIONALLY AROUND 9 FEET.    
SATURDAY NIGHT
 
WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST. A  
CHANCE OF SHOWERS. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY AROUND  
9 FEET.    
SUNDAY
 
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST AND  
DIMINISHING TO 10 KNOTS OR LESS. A CHANCE OF SHOWERS DURING THE  
DAY. WAVES 3 TO 6 FEET SUBSIDING TO 2 FEET OR LESS. WAVES  
OCCASIONALLY AROUND 7 FEET.    
MONDAY
 
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH. MAINLY  
CLEAR, THEN BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.    
TUESDAY
 
SOUTH WINDS 15 TO 20 KNOTS BECOMING WEST. SHOWERS AND  
THUNDERSTORMS LIKELY. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.  
WAVES OCCASIONALLY AROUND 6 FEET.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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