Great Lakes Forecast
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FZUS61 KBUF 220547
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
147 AM EDT MON MAY 22 2017

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 29.7 INCH LOW OVER WESTERN LAKE SUPERIOR WILL
DEEPEN TO 29.6 INCHES AS IT TRACKS TO NEAR JAMES BAY MONDAY WHILE
PUSHING A COLD FRONT ACROSS LAKE ONTARIO TONIGHT. THIS AREA OF
LOW PRESSURE WILL BE FOLLOWED BY WEAK RIDGING ACROSS THE LAKE
MONDAY AND TUESDAY. A BROAD 29.5 INCH LOW WILL THEN GRADUALLY MOVE
ACROSS THE LOWER GREAT LAKES ON WEDNESDAY INTO THURSDAY.

LOZ062-220915-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
147 AM EDT MON MAY 22 2017

.OVERNIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
SHOWERS LIKELY. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO
2 FEET.
.TUESDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A
CHANCE OF SHOWERS DURING THE DAY...THEN SHOWERS LIKELY WEDNESDAY
NIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS BECOMING WEST. SHOWERS
LIKELY. WAVES 1 FOOT OR LESS.
.FRIDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. A CHANCE
OF SHOWERS DURING THE DAY. WAVES 2 FEET OR LESS.

$$

LOZ063>065-220915-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
147 AM EDT MON MAY 22 2017

.OVERNIGHT...SOUTH WINDS 15 TO 20 KNOTS. A CHANCE OF
SHOWERS...THEN SHOWERS LIKELY LATE. WAVES 1 TO
3 FEET.
.MONDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS. SHOWERS IN THE MORNING...THEN A CHANCE OF SHOWERS EARLY
IN THE AFTERNOON. WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES 2 FEET OR
LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...EAST WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR
LESS.
.WEDNESDAY...EAST WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
10 TO 15 KNOTS. A CHANCE OF SHOWERS DURING THE DAY...THEN SHOWERS
LIKELY WEDNESDAY NIGHT. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING WEST. SHOWERS
LIKELY. WAVES 1 FOOT OR LESS.
.FRIDAY...WEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
1 TO 3 FEET.

$$

LOZ061-220915-
MAFOR 2203/
ONTARIO WEST 1/2 11300 11416 11510 11500 11600 11610 12510. A
CHANCE OF SHOWERS OVERNIGHT. WAVES 1 TO 3 FEET OVERNIGHT. WAVES 2
FEET OR LESS MONDAY AND MONDAY EVENING.

ONTARIO EAST 1/2 11316 11420 11426 11420 11410 11500 11610 11510.
A CHANCE OF SHOWERS OVERNIGHT AND MONDAY MORNING. WAVES 1 TO 3
FEET SUBSIDING TO 1 FOOT OR LESS OVERNIGHT AND MONDAY. WAVES 2
FEET OR LESS MONDAY EVENING.

$$


WOOD



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