874
FZUS61 KBUF 111402
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1002 AM EDT THU SEP 11 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 WEAK COLD FRONT WILL MOVE SOUTH ACROSS THE LOWER
GREAT LAKES TODAY. A 30.3 INCH HIGH CENTERED NEAR JAMES BAY WILL
DRIFT SOUTHEAST ACROSS NEW ENGLAND TONIGHT AND FRIDAY, THEN REACH
THE CANADIAN MARITIMES SATURDAY. A WEAK TROUGH OF LOW PRESSURE
AVERAGING 29.9 INCHES WILL THEN MOVE INTO THE LOWER GREAT LAKES
SATURDAY NIGHT THROUGH SUNDAY. A 30.3 INCH HIGH WILL MOVE ACROSS
QUEBEC AND THE CANADIAN MARITIMES MONDAY.
LOZ062-112100-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1002 AM EDT THU SEP 11 2025
THIS AFTERNOON
NORTHWEST WINDS LESS THAN 10 KNOTS BECOMING
SOUTHWEST. WAVES 1 FOOT OR LESS.
TONIGHT
WEST WINDS 10 KNOTS OR LESS BECOMING EAST. WAVES
1 FOOT OR LESS.
FRIDAY
EAST WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
EAST WINDS LESS THAN 10 KNOTS BECOMING SOUTH.
WAVES 1 FOOT OR LESS.
SATURDAY
SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING WEST. A
CHANCE OF SHOWERS SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHEAST. A
CHANCE OF SHOWERS DURING THE DAY. WAVES 2 FEET OR LESS.
MONDAY
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST. WAVES 1 TO
2 FEET.
LOZ063>065-112100-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1002 AM EDT THU SEP 11 2025
THIS AFTERNOON
NORTHWEST WINDS LESS THAN 10 KNOTS BECOMING
WEST. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING EAST. WAVES
1 FOOT OR LESS.
FRIDAY
EAST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST. WAVES
1 FOOT OR LESS.
FRIDAY NIGHT
EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS BECOMING WEST. SHOWERS
LIKELY SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHEAST.
SHOWERS LIKELY DURING THE DAY, THEN A CHANCE OF SHOWERS SUNDAY
NIGHT. WAVES 2 FEET OR LESS.
MONDAY
NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST. WAVES
2 FEET OR LESS.
LOZ061-112100-
MAFOR 1115/
ONTARIO WEST 1/2 11800 12600 11700 11100 13200. WAVES 1 FOOT OR
LESS.
ONTARIO EAST 1/2 13700 11800 12100 11200 11100. WAVES 1 FOOT OR
LESS.
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