763  
FZUS61 KBUF 150902  
GLFLO  
 
OPEN LAKE FORECAST FOR LAKE ONTARIO  
NATIONAL WEATHER SERVICE BUFFALO NY  
402 AM EST THU JAN 15 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 29.2 INCH LOW WILL MOVE JUST EAST OF LAKE ONTARIO THIS  
MORNING, THEN INTO NEW ENGLAND THIS AFTERNOON. A 29.8 INCH HIGH WILL  
BUILD ACROSS THE LAKE FRIDAY WHICH WILL BE FOLLOWED BY A 29.7 INCH  
LOW AND COLD FRONT SATURDAY. THIS LOW WILL MOVE OFF INTO QUEBEC  
SUNDAY WHILE WEAKENING TO 29.9 INCHES. MEANWHILE ON SUNDAY A COASTAL  
LOW OFF THE CAROLINA COASTLINE OF 29.8 INCHES WILL DEEPEN TO 29.4  
INCHES MONDAY AS IT TRACKS NORTHEASTWARD, ALBEIT WITH STILL GREAT  
AMOUNT OF UNCERTAINTY TO ITS TRACK.  
 
LOZ062-151600-  
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-  
402 AM EST THU JAN 15 2026  
   
TODAY  
NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS. WAVES 3 TO  
6 FEET.    
TONIGHT  
NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. SNOW  
SHOWERS EARLY, THEN A CHANCE OF SNOW SHOWERS FROM LATE EVENING  
ON. WAVES 3 TO 6 FEET.    
FRIDAY  
WEST WINDS 15 TO 25 KNOTS BECOMING SOUTH. A CHANCE OF  
SNOW SHOWERS. WAVES 3 TO 5 FEET.    
FRIDAY NIGHT  
SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST TO  
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES 3 TO 6 FEET BUILDING TO  
4 TO 7 FEET. WAVES OCCASIONALLY AROUND 9 FEET.    
SATURDAY  
SOUTHWEST WINDS 15 TO 25 KNOTS INCREASING TO  
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES 3 TO 6 FEET BUILDING TO  
5 TO 9 FEET. WAVES OCCASIONALLY AROUND 11 FEET.    
SUNDAY  
SOUTHWEST WINDS TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.  
WAVES 5 TO 9 FEET. WAVES OCCASIONALLY AROUND 11 FEET.    
MONDAY  
SOUTHWEST WINDS TO 30 KNOTS BECOMING WEST AND  
INCREASING TO 35 KNOT GALES. A CHANCE OF SNOW SHOWERS DURING THE  
DAY, THEN SNOW SHOWERS LIKELY MONDAY NIGHT. WAVES 7 TO 10 FEET  
BUILDING TO 11 TO 16 FEET. WAVES OCCASIONALLY AROUND 20 FEET.  
 
 
 
LOZ063>065-151600-  
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE  
RIVER-  
402 AM EST THU JAN 15 2026  
   
TODAY  
NORTH WINDS TO 30 KNOTS BECOMING NORTHWEST 15 TO  
25 KNOTS. SNOW SHOWERS. WAVES 5 TO 8 FEET SUBSIDING TO 4 TO  
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.    
TONIGHT  
NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS EARLY,  
THEN SNOW SHOWERS LIKELY WITH A CHANCE OF FREEZING RAIN. A CHANCE  
OF SNOW SHOWERS LATE. WAVES 5 TO 8 FEET. WAVES OCCASIONALLY  
AROUND 10 FEET.    
FRIDAY  
WEST WINDS 15 TO 25 KNOTS BECOMING SOUTH 15 TO  
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FEET SUBSIDING  
TO 2 TO 4 FEET. WAVES OCCASIONALLY AROUND 9 FEET.    
FRIDAY NIGHT  
SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW  
SHOWERS. WAVES 3 TO 6 FEET BUILDING TO 4 TO 7 FEET. WAVES  
OCCASIONALLY AROUND 9 FEET.    
SATURDAY  
SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST TO  
30 KNOTS. SNOW SHOWERS LIKELY. WAVES 4 TO 7 FEET BUILDING TO 7 TO  
10 FEET. WAVES OCCASIONALLY AROUND 13 FEET.    
SUNDAY  
SOUTHWEST WINDS TO 30 KNOTS BECOMING WEST. A CHANCE OF  
SNOW SHOWERS. WAVES 6 TO 10 FEET SUBSIDING TO 5 TO 9 FEET. WAVES  
OCCASIONALLY AROUND 13 FEET.    
MONDAY  
SOUTHWEST WINDS TO 30 KNOTS BECOMING WEST AND  
INCREASING TO 40 KNOT GALES. A CHANCE OF SNOW SHOWERS DURING THE  
DAY, THEN SNOW SHOWERS LIKELY MONDAY NIGHT. WAVES 8 TO 11 FEET  
BUILDING TO 15 TO 20 FEET. WAVES OCCASIONALLY AROUND 26 FEET.  
 
 
 
LOZ061-151600-  
MAFOR 1510/  
ONTARIO WEST 1/2 11837 12737 11727 11737 11720 12730. A CHANCE OF  
LIGHT FREEZING RAIN TONIGHT. WAVES 3 TO 6 FEET.  
 
ONTARIO EAST 1/2 11847 11837 11727 12737 11727 11737 11730. WAVES  
5 TO 8 FEET SUBSIDING TO 3 TO 6 FEET, THEN BUILDING TO 4 TO 7  
FEET, AND OCCASIONALLY AROUND 10 FEET TODAY. WAVES 5 TO 8 FEET,  
AND OCCASIONALLY AROUND 10 FEET TONIGHT.  
 
 
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