Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 201944
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
344 PM EDT SAT SEP 20 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 29.5 INCH LOW NEAR LAKE SUPERIOR WILL MOVE TO
WESTERN QUEBEC BY THIS EVENING...THEN ON TO THE SAINT LAWRENCE
VALLEY BY SUNDAY EVENING... WITH ITS TRAILING COLD FRONT SLOWLY
CROSSING THE LAKE ON SUNDAY. FOLLOWING THE FRONT...A 30.3 INCH
HIGH WILL BUILD INTO THE WESTERN LAKES AND OHIO VALLEY ON
MONDAY...BEFORE SETTLING ACROSS NEW YORK STATE AND NEW ENGLAND
TUESDAY THROUGH THURSDAY.

LOZ062-210315-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
344 PM EDT SAT SEP 20 2014

.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS
LATE THIS EVENING. SHOWERS LIKELY AFTER MIDNIGHT...THEN OCCASIONAL
SHOWERS WITH A CHANCE OF THUNDERSTORMS LATE. WAVES 2 TO 4 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10
KNOTS OR LESS. SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 1 TO
3 FEET SUBSIDING TO 1 FOOT OR LESS.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. SHOWERS LIKELY IN
THE EVENING...THEN A CHANCE OF SHOWERS OVERNIGHT. WAVES 1 FOOT OR
LESS BUILDING TO 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST. WAVES
3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 KNOTS
OR LESS. WAVES 2 FEET OR LESS.
.WEDNESDAY...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS. WAVES 1 FOOT OR
LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-210315-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
344 PM EDT SAT SEP 20 2014

.TONIGHT...SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 3 TO 5 FEET.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 5 TO 15
KNOTS. SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS INCREASING TO 15
TO 20 KNOTS. SHOWERS. WAVES 1 FOOT OR LESS BUILDING TO 3 TO 5
FEET.
.MONDAY...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST. A CHANCE
OF SHOWERS IN THE MORNING. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS BECOMING LIGHT AND
VARIABLE. WAVES 2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-210315-
MAFOR 2021/
ONTARIO WEST 1/2 11510 11420 12520 11516 11506 11706 11806. A
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. A CHANCE OF
THUNDERSTORMS SUNDAY. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
TONIGHT. WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS SUNDAY.

ONTARIO EAST 1/2 14430 11436 11426 11416 11506. A CHANCE OF
SHOWERS OVERNIGHT. A CHANCE OF THUNDERSTORMS SUNDAY. WAVES 2 TO 4
FEET BUILDING TO 3 TO 5 FEET TONIGHT. WAVES 3 TO 5 FEET SUBSIDING
TO 1 TO 3 FEET SUNDAY.

$$




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