594
FZUS61 KBUF 282009
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
409 PM EDT SAT MAR 28 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 STRONG 30.7 INCH HIGH OVER THE OHIO VALLEY WILL MOVE
OFF THE MID ATLANTIC COAST BY SUNDAY. A 30.0 INCH TROUGH WILL SAG
SOUTHWARD ACROSS EASTERN CANADA MONDAY, THEN MOVE ACROSS THE EASTERN
GREAT LAKES MONDAY NIGHT, FOLLOWED BY A DEEPER 29.5 INCH LOW TUESDAY
NIGHT INTO EARLY WEDNESDAY. ANOTHER 30.7 INCH HIGH ACROSS QUEBEC IS
THEN FORECAST TO EXTEND DOWN ACROSS THE LAKE THURSDAY.
LOZ062-290300-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
409 PM EDT SAT MAR 28 2026
TONIGHT
WEST WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
SUNDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO
3 FEET.
MONDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
MONDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH. A
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY OVERNIGHT.
WAVES 1 TO 3 FEET.
TUESDAY
SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST TO
30 KNOTS. SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 3 TO
5 FEET BUILDING TO 4 TO 7 FEET. WAVES OCCASIONALLY AROUND 9 FEET.
WEDNESDAY
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN
SHOWERS LIKELY DURING THE DAY. WAVES 4 TO 7 FEET SUBSIDING TO
3 TO 6 FEET. WAVES OCCASIONALLY AROUND 9 FEET.
THURSDAY
NORTHEAST WINDS TO 30 KNOTS BECOMING EAST. A CHANCE
OF SNOW AND RAIN SHOWERS. WAVES 5 TO 8 FEET BUILDING TO 6 TO
9 FEET. WAVES OCCASIONALLY AROUND 11 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ063>065-290300-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
409 PM EDT SAT MAR 28 2026
TONIGHT
WEST WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET. WAVES
OCCASIONALLY AROUND 9 FEET.
SUNDAY
SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
SUNDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH.
WAVES 2 FEET OR LESS.
MONDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. A
CHANCE OF RAIN SHOWERS IN THE EVENING, THEN RAIN SHOWERS LIKELY
OVERNIGHT. WAVES 1 TO 2 FEET.
TUESDAY
SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST AND
INCREASING TO 15 TO 25 KNOTS. SHOWERS WITH A CHANCE OF
THUNDERSTORMS. WAVES 1 TO 3 FEET BUILDING TO 5 TO 8 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
WEDNESDAY
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN
SHOWERS LIKELY DURING THE DAY. WAVES 5 TO 8 FEET SUBSIDING TO
3 TO 6 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
THURSDAY
NORTHEAST WINDS 15 TO 25 KNOTS BECOMING EAST. A
CHANCE OF RAIN AND SNOW SHOWERS. WAVES 3 TO 6 FEET BUILDING TO
5 TO 8 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ061-290300-
MAFOR 2821/
ONTARIO WEST 1/2 12620 11520 14510 11510. WAVES 3 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET TONIGHT. WAVES 1 TO 3 FEET SUNDAY.
ONTARIO EAST 1/2 11630 12620 11510 12410 12510. WAVES 4 TO 7 FEET
SUBSIDING TO 2 TO 4 FEET, AND OCCASIONALLY AROUND 9 FEET TONIGHT.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET SUNDAY.
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