368
FZUS61 KBUF 050202
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1002 PM EDT FRI JUL 4 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
AN EXPANSIVE 30.1 INCH HIGH WILL BUILD EASTWARD ACROSS
THE LOWER GREAT LAKES TODAY...BEFORE DRIFTING TO THE EASTERN
SEABOARD SATURDAY. A WAVY COLD FRONTAL BOUNDARY WILL THEN SLOWLY
PUSH SOUTHEASTWARD ACROSS THE UPPER GREAT LAKES AND SOUTHERN ONTARIO
SUNDAY, THEN ACROSS THE LOWER GREAT LAKES ON MONDAY. FOLLOWING THE
FRONTAL PASSAGE...A 30.1 INCH SURFACE HIGH WILL BUILD ACROSS THE
LOWER GREAT LAKES ON TUESDAY INTO WEDNESDAY.
LOZ062-050900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1002 PM EDT FRI JUL 4 2025
OVERNIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH.
WAVES 1 FOOT OR LESS.
SATURDAY
SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST.
WAVES 2 FEET OR LESS.
SUNDAY
SOUTHWEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
SUNDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST
10 TO 15 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
MONDAY
WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. WAVES 1 TO
2 FEET.
TUESDAY
NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST. WAVES
1 FOOT OR LESS.
LOZ063>065-050900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1002 PM EDT FRI JUL 4 2025
OVERNIGHT
SOUTH WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST. WAVES
1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. WAVES
1 TO 2 FEET.
SUNDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES 1 TO 2 FEET.
MONDAY
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET.
TUESDAY
NORTHWEST WINDS 10 KNOTS OR LESS BECOMING WEST. WAVES
1 FOOT OR LESS.
WEDNESDAY
NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST. WAVES
1 FOOT OR LESS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ061-050900-
MAFOR 0503/
ONTARIO WEST 1/2 14400 12300 12410. WAVES 2 FEET OR LESS.
ONTARIO EAST 1/2 14400 13300 11400. WAVES 1 FOOT OR LESS.
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