854
FZUS61 KBUF 020302
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1102 PM EDT SAT NOV 1 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 28.8 INCH AREA OF LOW PRESSURE WILL SHIFT FROM THE
GULF OF SAINT LAWRENCE TO THE NORTHERN ATLANTIC TONIGHT. IN ITS
WAKE, A LARGE 30.3 INCH AREA OF HIGH PRESSURE WILL BUILD ACROSS THE
OHIO VALLEY AND LOWER GREAT LAKES REGION THROUGH SUNDAY, BEFORE
SLIDING EAST AND OFF THE MID-ATLANTIC COASTLINE MONDAY. A COLD FRONT
WILL SLIDE EAST ACROSS THE LAKE LATER MONDAY AND MONDAY NIGHT, WITH
ANOTHER 30.3 INCH HIGH OVER THE MISSISSIPPI VALLEY THEN SLIDING
EASTWARD ACROSS THE OHIO VALLEY AND MID-ATLANTIC STATES TUESDAY AND
WEDNESDAY. THE HIGH WILL THEN MOVE OFF THE EAST COAST FRIDAY.
LOZ062-020900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1102 PM EDT SAT NOV 1 2025
OVERNIGHT
NORTH WINDS 5 TO 15 KNOTS BECOMING WEST. WAVES
2 FEET OR LESS.
SUNDAY
WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS INCREASING TO
15 TO 20 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
MONDAY
SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST TO
30 KNOTS. SHOWERS. WAVES 3 TO 6 FEET BUILDING TO 8 TO 11 FEET.
WAVES OCCASIONALLY AROUND 14 FEET.
MONDAY NIGHT
WEST WINDS TO 30 KNOTS. SHOWERS IN THE EVENING,
THEN A CHANCE OF SHOWERS OVERNIGHT. WAVES 6 TO 10 FEET SUBSIDING
TO 5 TO 8 FEET. WAVES OCCASIONALLY AROUND 13 FEET.
TUESDAY
WEST WINDS TO 30 KNOTS DIMINISHING TO 10 TO 15 KNOTS.
WAVES 5 TO 8 FEET SUBSIDING TO 2 TO 4 FEET. WAVES OCCASIONALLY
AROUND 10 FEET.
WEDNESDAY
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST
15 TO 20 KNOTS. SHOWERS LIKELY. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET.
THURSDAY
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING SOUTH 10 TO
15 KNOTS. A CHANCE OF SHOWERS DURING THE DAY. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 2 FEET.
LOZ063>065-020900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1102 PM EDT SAT NOV 1 2025
OVERNIGHT
NORTHWEST WINDS 5 TO 15 KNOTS. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
SUNDAY
WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
15 TO 20 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
MONDAY
SOUTHWEST WINDS 15 TO 20 KNOTS INCREASING TO 30 KNOTS.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS IN THE
AFTERNOON. WAVES 3 TO 5 FEET BUILDING TO 7 TO 11 FEET. WAVES
OCCASIONALLY AROUND 14 FEET.
MONDAY NIGHT
WEST WINDS TO 30 KNOTS. SHOWERS. WAVES 8 TO
12 FEET. WAVES OCCASIONALLY AROUND 15 FEET.
TUESDAY
WEST WINDS TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS.
A CHANCE OF SHOWERS TUESDAY NIGHT. WAVES 7 TO 11 FEET SUBSIDING
TO 3 TO 6 FEET. WAVES OCCASIONALLY AROUND 14 FEET.
WEDNESDAY
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST
15 TO 20 KNOTS. SHOWERS LIKELY. WAVES 2 TO 4 FEET BUILDING TO
4 TO 7 FEET. WAVES OCCASIONALLY AROUND 9 FEET.
THURSDAY
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING SOUTH 10 TO
15 KNOTS. SHOWERS LIKELY DURING THE DAY. WAVES 4 TO 7 FEET
SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY AROUND 9 FEET.
LOZ061-020900-
MAFOR 0203/
ONTARIO WEST 1/2 11810 11700 13600 12500 11510. WAVES 1 TO 3 FEET
SUBSIDING TO 1 FOOT OR LESS OVERNIGHT. WAVES 2 FEET OR LESS
SUNDAY AND SUNDAY EVENING.
ONTARIO EAST 1/2 11710 11700 11600 11700 12600 11500 11400. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET OVERNIGHT. WAVES 1 FOOT OR
LESS SUNDAY AND SUNDAY EVENING.
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