Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 230540
GLFLO

GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
130 AM EDT TUE MAY 23 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 30.0 INCH HIGH PRESSURE WILL SHIFT ACROSS THE LAKE
THROUGH TODAY. A BROAD 29.4 INCH LOW WILL THEN GRADUALLY MOVE ACROSS
THE LOWER GREAT LAKES ON WEDNESDAY INTO THURSDAY BEFORE MOVING
ACROSS SOUTHERN NEW ENGLAND FRIDAY.

LOZ062-230900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
130 AM EDT TUE MAY 23 2017

.OVERNIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST.
WAVES 1 TO 2 FEET.
.TUESDAY...SOUTH WINDS LESS THAN 10 KNOTS. WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...EAST WINDS LESS THAN 10 KNOTS. WAVES 1 FOOT OR
LESS.
.WEDNESDAY...NORTHEAST WINDS 10 KNOTS OR LESS BECOMING EAST AND
INCREASING TO 15 TO 20 KNOTS. A CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 2 FEET OR LESS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST
10 TO 15 KNOTS. RAIN. WAVES 1 TO 2 FEET.
.THURSDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST.
OCCASIONAL RAIN DURING THE DAY...THEN SHOWERS LIKELY THURSDAY
NIGHT. WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.FRIDAY...NORTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 2 FEET OR LESS.
.SATURDAY...WEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. WAVES
1 FOOT OR LESS.

$$

LOZ063>065-230900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
130 AM EDT TUE MAY 23 2017

.OVERNIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH.
WAVES 1 TO 2 FEET.
.TUESDAY...SOUTH WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS LESS THAN 10 KNOTS. WAVES 1 FOOT
OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS BECOMING NORTHEAST 10 TO
15 KNOTS. A CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
.WEDNESDAY NIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST.
A CHANCE OF SHOWERS IN THE EVENING...THEN RAIN LIKELY OVERNIGHT.
WAVES 1 TO 3 FEET.
.THURSDAY...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST 10 TO
15 KNOTS. OCCASIONAL RAIN DURING THE DAY...THEN SHOWERS LIKELY
THURSDAY NIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST.
SHOWERS LIKELY DURING THE DAY...THEN A CHANCE OF SHOWERS FRIDAY
NIGHT. WAVES 1 FOOT OR LESS.
.SATURDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS.

$$

LOZ061-230800-
MAFOR 2306 AMD/
ONTARIO WEST 1/2 11500 12400 12500 11100 11200. WAVES 2 FEET OR
LESS.

ONTARIO EAST 1/2 15400 11300. WAVES 2 FEET OR LESS.

$$



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