841
FZUS61 KBUF 050203
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1003 PM EDT TUE AUG 4 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 HIGH PRESSURE RIDGE AVERAGING 30.0 INCHES EXITS SLOWLY
TOWARD NEW ENGLAND THROUGH THIS WEEKEND. A COLD FRONT SHOULD
APPROACH LAKE ONTARIO SLOWLY FROM THE NORTHWEST THURSDAY THROUGH
THIS WEEKEND.
LOZ062-050900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1003 PM EDT TUE AUG 4 2026
OVERNIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH.
WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTH WINDS 10 KNOTS OR LESS BECOMING EAST. WAVES
1 FOOT OR LESS.
WEDNESDAY NIGHT
EAST WINDS 10 KNOTS OR LESS BECOMING
SOUTHWEST. WAVES 1 FOOT OR LESS.
THURSDAY
LIGHT AND VARIABLE WINDS. A CHANCE OF SHOWERS. WAVES
1 FOOT OR LESS.
THURSDAY NIGHT
SOUTH WINDS LESS THAN 10 KNOTS BECOMING WEST.
WAVES 1 FOOT OR LESS.
FRIDAY
LIGHT AND VARIABLE WINDS BECOMING SOUTHWEST 5 TO
10 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR
LESS.
SATURDAY
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST. A CHANCE
OF SHOWERS AND THUNDERSTORMS DURING THE DAY, THEN A CHANCE OF
SHOWERS SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ063>065-050900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1003 PM EDT TUE AUG 4 2026
OVERNIGHT
EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
WEDNESDAY
SOUTH WINDS 5 TO 15 KNOTS BECOMING EAST. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. A
CHANCE OF SHOWERS OVERNIGHT. WAVES 1 FOOT OR LESS.
THURSDAY
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
THURSDAY NIGHT
SOUTH WINDS LESS THAN 10 KNOTS BECOMING
SOUTHWEST. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
WAVES 1 FOOT OR LESS.
FRIDAY
WEST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS DURING THE DAY, THEN SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS FRIDAY NIGHT. WAVES 1 FOOT
OR LESS.
SATURDAY
SOUTHWEST WINDS 5 TO 15 KNOTS. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS DURING THE DAY, THEN A CHANCE OF SHOWERS
SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. A CHANCE
OF SHOWERS. WAVES 2 FEET OR LESS.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ061-050900-
MAFOR 0503/
ONTARIO WEST 1/2 11300 13400 11100 12200 11300. WAVES 1 FOOT OR
LESS.
ONTARIO EAST 1/2 11300 13410 11300 12200 11300. WAVES 2 FEET OR
LESS.
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