891
FZUS61 KBUF 080302
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1002 PM EST FRI NOV 7 2025
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 29.3 INCH LOW OVER NORTHERN ONTARIO WILL SLOWLY DEEPEN
TO 29.2 INCHES AS IT MAKES ITS WAY TO WESTERN AND CENTRAL QUEBEC
TONIGHT, WITH ITS TRAILING COLD FRONT CROSSING THE LAKE TONIGHT.
ANOTHER 29.8 INCH SURFACE LOW WILL DEEPEN TO 29.5 INCHES AS IT
TRACKS FROM THE OHIO VALLEY TO NEW ENGLAND SUNDAY AND MONDAY, THEN
WILL STRENGTHEN FURTHER WHILE MOVING NORTH ACROSS QUEBEC TUESDAY.
ANOTHER 29.2 INCH LOW WILL MOVE NORTH OF THE GREAT LAKES REGION
WEDNESDAY.
LOZ062-081000-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1002 PM EST FRI NOV 7 2025
OVERNIGHT
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST.
WAVES 5 TO 8 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
SATURDAY
NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES 4 TO 7 FEET SUBSIDING TO 1 TO 3 FEET. WAVES
OCCASIONALLY AROUND 9 FEET.
SATURDAY NIGHT
NORTH WINDS 5 TO 15 KNOTS BECOMING EAST. A
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS OVERNIGHT. WAVES
1 TO 2 FEET.
SUNDAY
NORTHEAST WINDS 15 TO 25 KNOTS BECOMING NORTH. RAIN
SHOWERS. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET. WAVES
OCCASIONALLY AROUND 9 FEET.
SUNDAY NIGHT
NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST.
RAIN SHOWERS WITH SNOW SHOWERS LIKELY IN THE EVENING, THEN SNOW
SHOWERS LIKELY OVERNIGHT. WAVES 3 TO 6 FEET.
MONDAY
NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. A CHANCE
OF SNOW SHOWERS DURING THE DAY, THEN SNOW SHOWERS LIKELY MONDAY
NIGHT. WAVES 3 TO 6 FEET BUILDING TO 5 TO 8 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
TUESDAY
WEST GALES TO 35 KNOTS BECOMING SOUTHWEST AND
DIMINISHING TO 30 KNOTS. RAIN AND SNOW SHOWERS LIKELY DURING THE
DAY, THEN RAIN SHOWERS LIKELY TUESDAY NIGHT. WAVES 8 TO 11 FEET
BUILDING TO 10 TO 13 FEET, THEN SUBSIDING TO 8 TO 11 FEET. WAVES
OCCASIONALLY AROUND 16 FEET.
WEDNESDAY
SOUTHWEST GALES TO 35 KNOTS BECOMING WEST AND
DIMINISHING TO 30 KNOTS. SHOWERS. WAVES 8 TO 11 FEET BUILDING TO
10 TO 13 FEET, THEN SUBSIDING TO 6 TO 9 FEET. WAVES OCCASIONALLY
AROUND 16 FEET.
LOZ063>065-081000-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1002 PM EST FRI NOV 7 2025
OVERNIGHT
SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST.
A CHANCE OF SHOWERS. WAVES 5 TO 8 FEET BUILDING TO 6 TO 9 FEET.
WAVES OCCASIONALLY AROUND 11 FEET.
SATURDAY
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES 6 TO 9 FEET SUBSIDING TO 1 TO 3 FEET. WAVES
OCCASIONALLY AROUND 11 FEET.
SATURDAY NIGHT
NORTH WINDS 10 KNOTS OR LESS BECOMING EAST
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS IN THE EVENING, THEN
RAIN SHOWERS OVERNIGHT. WAVES 2 FEET OR LESS.
SUNDAY
EAST WINDS 15 TO 25 KNOTS BECOMING NORTH. RAIN SHOWERS.
WAVES 2 TO 4 FEET BUILDING TO 3 TO 6 FEET.
SUNDAY NIGHT
NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST.
RAIN SHOWERS IN THE EVENING, THEN RAIN SHOWERS WITH SNOW SHOWERS
LIKELY OVERNIGHT. WAVES 3 TO 6 FEET.
MONDAY
NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. SNOW AND
RAIN SHOWERS LIKELY DURING THE DAY, THEN SNOW SHOWERS MONDAY
NIGHT. WAVES 3 TO 6 FEET BUILDING TO 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 11 FEET.
TUESDAY
WEST WINDS TO 30 KNOTS BECOMING SOUTHWEST AND
INCREASING TO 35 KNOT GALES. SNOW SHOWERS WITH RAIN SHOWERS
LIKELY DURING THE DAY, THEN RAIN SHOWERS TUESDAY NIGHT. WAVES
9 TO 12 FEET BUILDING TO 10 TO 15 FEET, THEN SUBSIDING TO 9 TO
12 FEET. WAVES OCCASIONALLY AROUND 19 FEET.
WEDNESDAY
SOUTHWEST GALES TO 35 KNOTS BECOMING WEST AND
DIMINISHING TO 30 KNOTS. RAIN SHOWERS. WAVES 10 TO 14 FEET. WAVES
OCCASIONALLY AROUND 18 FEET.
LOZ061-081000-
MAFOR 0804/
ONTARIO WEST 1/2 12630 11730 11720 11710 11700 11800 11100. A
CHANCE OF SHOWERS SATURDAY EVENING. WAVES 3 TO 6 FEET BUILDING TO
5 TO 8 FEET, AND OCCASIONALLY AROUND 10 FEET OVERNIGHT. WAVES 5
TO 8 FEET SUBSIDING TO 1 TO 3 FEET, AND OCCASIONALLY AROUND 10
FEET SATURDAY. WAVES 1 TO 2 FEET SATURDAY EVENING.
ONTARIO EAST 1/2 11530 12630 11720 12710 11700 11800. A CHANCE OF
SHOWERS OVERNIGHT AND SATURDAY EVENING. WAVES 5 TO 8 FEET
BUILDING TO 6 TO 9 FEET, AND OCCASIONALLY AROUND 11 FEET
OVERNIGHT. WAVES 6 TO 9 FEET SUBSIDING TO 1 TO 3 FEET, AND
OCCASIONALLY AROUND 11 FEET SATURDAY. WAVES 2 FEET OR LESS
SATURDAY EVENING.
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