845  
FZUS61 KBUF 050302  
GLFLO  
 
OPEN LAKE FORECAST FOR LAKE ONTARIO  
NATIONAL WEATHER SERVICE BUFFALO NY  
1002 PM EST WED MAR 4 2026  
 
FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO  
 
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.  
   
SYNOPSIS
 
A 30.3 INCH HIGH OVER SOUTHERN NEW ENGLAND THIS EVENING,  
WILL SLIDE EAST OFF THE COAST TONIGHT. A 29.9 INCH LOW WILL THEN  
TRACK FROM THE MID MISSISSIPPI VALLEY TONIGHT TO JUST SOUTH OF LAKE  
ERIE THURSDAY, ACROSS PENNSYLVANIA THURSDAY NIGHT, THEN OFF THE  
JERSEY COAST FRIDAY WHILE WEAKENING TO 30.1 INCHES. ANOTHER 29.6  
INCH LOW IS THEN FORECAST TO LIFT ACROSS THE UPPER GREAT LAKES  
SATURDAY, WITH ITS TRAILING COLD FRONT CROSSING THE LAKE SATURDAY  
NIGHT. A LARGE 30.1 INCH HIGH WILL THEN MOVE FROM THE LOWER OHIO  
VALLEY TO THE MID ATLANTIC REGION SUNDAY AND MONDAY WHILE RIDGING  
NORTH ACROSS THE LAKE.  
 
LOZ062-063-051000-  
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO SODUS BAY-  
1002 PM EST WED MAR 4 2026  
   
OVERNIGHT
 
EAST WINDS 5 TO 10 KNOTS BECOMING NORTHEAST.  
PATCHY FOG. WAVES 1 FOOT OR LESS.    
THURSDAY
 
NORTHEAST WINDS 15 TO 25 KNOTS. PATCHY FOG EARLY. A  
CHANCE OF RAIN LATE. WAVES 1 TO 3 FEET BUILDING TO 4 TO 7 FEET.  
WAVES OCCASIONALLY AROUND 9 FEET.    
THURSDAY NIGHT
 
NORTHEAST WINDS 15 TO 25 KNOTS BECOMING EAST.  
RAIN AND FREEZING RAIN IN THE EVENING, THEN RAIN WITH A CHANCE OF  
FREEZING RAIN OVERNIGHT. WAVES 5 TO 8 FEET. WAVES OCCASIONALLY  
AROUND 10 FEET.    
FRIDAY
 
EAST WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS.  
RAIN LIKELY IN THE MORNING. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO  
3 FEET.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH  
15 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS IN THE EVENING, THEN  
RAIN SHOWERS LIKELY OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET.    
SATURDAY
 
SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. RAIN  
SHOWERS. WAVES 3 TO 6 FEET BUILDING TO 4 TO 7 FEET, THEN  
SUBSIDING TO 3 TO 6 FEET. WAVES OCCASIONALLY AROUND 9 FEET.    
SUNDAY
 
WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST. WAVES  
3 TO 6 FEET.    
MONDAY
 
SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 3 TO 6 FEET  
SUBSIDING TO 3 TO 5 FEET.  
 

 
 
LOZ064-065-051000-  
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO THE SAINT LAWRENCE  
RIVER-  
1002 PM EST WED MAR 4 2026  
   
OVERNIGHT
 
EAST WINDS 10 KNOTS OR LESS BECOMING  
NORTHEAST. WAVES 1 FOOT OR LESS.    
THURSDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS. A CHANCE OF RAIN LATE. WAVES 2 FEET OR LESS BUILDING TO  
3 TO 5 FEET.    
THURSDAY NIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST.  
RAIN WITH FREEZING RAIN LIKELY. WAVES 3 TO 5 FEET SUBSIDING TO  
2 TO 4 FEET.    
FRIDAY
 
EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS. RAIN AND FREEZING RAIN LIKELY IN THE MORNING. WAVES  
1 TO 3 FEET.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING SOUTH.  
RAIN SHOWERS LIKELY OVERNIGHT. WAVES 2 FEET OR LESS BUILDING TO  
3 TO 5 FEET.    
SATURDAY
 
SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. RAIN  
SHOWERS. WAVES 3 TO 6 FEET BUILDING TO 4 TO 7 FEET, THEN  
SUBSIDING TO 3 TO 6 FEET. WAVES OCCASIONALLY AROUND 9 FEET.    
SUNDAY
 
WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 15 TO  
20 KNOTS. WAVES 3 TO 5 FEET BUILDING TO 3 TO 6 FEET.    
MONDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS. WAVES 3 TO 6 FEET  
SUBSIDING TO 3 TO 5 FEET.  
 

 
 
LOZ061-051000-  
MAFOR 0504/  
ONTARIO WEST 1/2 11200 11100 11110 11220 12130 12136. WAVES 1  
FOOT OR LESS OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 5 TO 7  
FEET, AND OCCASIONALLY AROUND 9 FEET THURSDAY. WAVES 5 TO 8 FEET,  
AND OCCASIONALLY AROUND 10 FEET THURSDAY EVENING.  
 
ONTARIO EAST 1/2 12200 11110 12120 12130 11136. WAVES 1 FOOT OR  
LESS OVERNIGHT. WAVES 2 FEET OR LESS BUILDING TO 3 TO 6 FEET  
THURSDAY. WAVES 4 TO 7 FEET, AND OCCASIONALLY AROUND 9 FEET  
THURSDAY EVENING.  
 

 
 
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