939
FZUS61 KBUF 290802
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
402 AM EDT FRI MAY 29 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 30.2 INCH HIGH OVER THE CENTRAL GREAT LAKES WILL
SETTLE INTO THE OHIO VALLEY TODAY. MEANWHILE A 29.6 INCH LOW WILL
MAKE ITS WAY SOUTHEASTWARD ACROSS QUEBEC TODAY AND NEW ENGLAND
TONIGHT, WITH ITS TRAILING COLD FRONT CROSSING THE LAKE BETWEEN LATE
THIS AFTERNOON AND EARLY THIS EVENING. A 30.2 INCH HIGH WILL THEN
BUILD ACROSS THE GREAT LAKES AND OHIO VALLEY SATURDAY THROUGH
SUNDAY, WITH A 29.8 INCH LOW FORECAST TO PUSH SOUTH ACROSS NEW
ENGLAND SUNDAY NIGHT AND MONDAY. ANOTHER 30.3 INCH HIGH WILL THEN
BUILD SOUTH ACROSS THE GREAT LAKES TUESDAY.
LOZ062-291500-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
402 AM EDT FRI MAY 29 2026
TODAY
WEST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS. A
CHANCE OF SHOWERS LATE. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET.
TONIGHT
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH 10 TO
15 KNOTS. A CHANCE OF SHOWERS EARLY. WAVES 3 TO 5 FEET SUBSIDING
TO 2 TO 4 FEET.
SATURDAY
NORTH WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
WEST WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR
LESS.
SUNDAY
WEST WINDS 5 TO 15 KNOTS. WAVES 2 FEET OR LESS.
MONDAY
NORTH WINDS 10 KNOTS OR LESS BECOMING NORTHWEST. WAVES
1 FOOT OR LESS.
TUESDAY
NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
LOZ063>065-291500-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
402 AM EDT FRI MAY 29 2026
TODAY
WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS.
A CHANCE OF SHOWERS LATE. WAVES 1 TO 3 FEET BUILDING TO 3 TO
6 FEET.
TONIGHT
NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH. A
CHANCE OF SHOWERS EARLY. WAVES 3 TO 6 FEET.
SATURDAY
NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
SATURDAY NIGHT
NORTHWEST WINDS 10 KNOTS OR LESS BECOMING WEST.
WAVES 1 FOOT OR LESS.
SUNDAY
WEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS.
WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET, THEN SUBSIDING TO 1 TO
3 FEET.
MONDAY
NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
TUESDAY
NORTH WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
LOZ061-291500-
MAFOR 2909/
ONTARIO WEST 1/2 11600 11610 13620 11720 11820 11810. A CHANCE OF
SHOWERS THIS AFTERNOON AND EVENING. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET TODAY. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 3 FEET
TONIGHT.
ONTARIO EAST 1/2 12610 13620 11720 12820. A CHANCE OF SHOWERS
THIS AFTERNOON AND EVENING. WAVES 1 TO 3 FEET BUILDING TO 3 TO 6
FEET TODAY. WAVES 3 TO 6 FEET TONIGHT.
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