036
FZUS61 KBUF 180541
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
141 AM EDT SUN AUG 18 2019
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 WARM FRONT DRAPED FROM GEORGIAN BAY TO LAKE ONTARIO
WILL MOVE NORTH OF THE LAKE TODAY. A 30.0 INCH HIGH WILL THEN
BUILD INTO THE UPPER GREAT LAKES ON MONDAY AND TUESDAY, WHILE
ANOTHER WEAK LOW SLOWLY TRACKS ACROSS THE LOWER GREAT LAKES. THE
HIGH WILL PASS ACROSS THE LAKE TUESDAY NIGHT, THEN WILL DRIFT
EASTWARD WEDNESDAY, ALLOWING A SHARP COLD FRONT TO CROSS THE LAKE
WEDNESDAY EVENING.
LOZ062-180915-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
141 AM EDT SUN AUG 18 2019
OVERNIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR
LESS.
SUNDAY
SOUTH WINDS 10 KNOTS OR LESS BECOMING EAST. SHOWERS AND
THUNDERSTORMS LIKELY THROUGH EARLY AFTERNOON, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
SUNDAY NIGHT
SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN A
CHANCE OF SHOWERS OVERNIGHT. WAVES 2 FEET OR LESS.
MONDAY
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST. A CHANCE
OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
MONDAY NIGHT
WEST WINDS 10 KNOTS OR LESS BECOMING NORTH. WAVES
2 FEET OR LESS.
TUESDAY
LIGHT AND VARIABLE WINDS. A CHANCE OF SHOWERS TUESDAY
NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 25 KNOTS. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS. WAVES 2 FEET OR LESS BUILDING TO 3 TO 5 FEET.
THURSDAY
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ063>065-180915-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
141 AM EDT SUN AUG 18 2019
OVERNIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES 2 FEET OR
LESS.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST. A CHANCE
OF SHOWERS EARLY, THEN SHOWERS AND THUNDERSTORMS LIKELY FROM LATE
MORNING ON. WAVES 2 FEET OR LESS.
SUNDAY NIGHT
SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN A
CHANCE OF SHOWERS OVERNIGHT. WAVES 2 FEET OR LESS.
MONDAY
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST. A CHANCE
OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.
MONDAY NIGHT
WEST WINDS 10 KNOTS OR LESS BECOMING NORTHWEST.
WAVES 1 TO 3 FEET.
TUESDAY
NORTHWEST WINDS LESS THAN 10 KNOTS. A CHANCE OF
SHOWERS TUESDAY NIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST AND
INCREASING TO 15 TO 25 KNOTS. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS. WAVES 2 FEET OR LESS BUILDING TO 3 TO 5 FEET.
THURSDAY
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF SHOWERS DURING THE DAY. WAVES 3 TO 5 FEET
SUBSIDING TO 2 TO 4 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ061-180915-
MAFOR 1803/
ONTARIO WEST 1/2 13500 11409 12209 11300 11400. WAVES 1 FOOT OR
LESS.
ONTARIO EAST 1/2 11410 12500 11400 11300 11309 11300 11400. WAVES
2 FEET OR LESS.
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