Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 240543
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
143 AM EDT WED MAY 24 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...WEAK HIGH PRESSURE AVERAGING 29.9 INCHES WILL DRIFT
EAST OFF THE NEW ENGLAND COAST THROUGH WEDNESDAY. A 29.5 INCH LOW
WILL THEN MOVE FROM THE OHIO VALLEY WEDNESDAY TO LAKE ERIE
THURSDAY...BEFORE GIVING WAY TO A SECONDARY 29.4 INCH LOW ALONG
THE NEW ENGLAND COAST BY FRIDAY MORNING. THIS LOW WILL MOVE INTO
THE CANADIAN MARITIMES BY SATURDAY AS A 29.9 INCH HIGH BUILDS
INTO THE GREAT LAKES REGION.

LOZ062-240900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
143 AM EDT WED MAY 24 2017

.OVERNIGHT...EAST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR
LESS.
.WEDNESDAY...EAST WINDS 5 TO 15 KNOTS. WAVES 1 TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. RAIN OVERNIGHT. WAVES 2 TO 3 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN.
WAVES 2 TO 4 FEET BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. OCCASIONAL RAIN IN THE EVENING...THEN SHOWERS
LIKELY OVERNIGHT. WAVES 3 TO 6 FEET SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.
.SATURDAY...WEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. A
CHANCE OF SHOWERS SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
.SUNDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. SHOWERS LIKELY
DURING THE DAY...THEN A CHANCE OF SHOWERS SUNDAY NIGHT. WAVES
1 FOOT OR LESS.

$$

LOZ063>065-240900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
143 AM EDT WED MAY 24 2017

.OVERNIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST.
WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING
SOUTHEAST 15 TO 20 KNOTS. RAIN LIKELY OVERNIGHT. WAVES 1 TO
3 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. RAIN IN THE EVENING...THEN SHOWERS LIKELY
OVERNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST LESS THAN
10 KNOTS. SHOWERS LIKELY. WAVES 1 FOOT OR LESS.
.SATURDAY...WEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. A
CHANCE OF SHOWERS SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. SHOWERS
LIKELY. WAVES 2 FEET OR LESS.

$$

LOZ061-240900-
MAFOR 2406 AMD/
ONTARIO WEST 1/2 13200 14210. WAVES 2 FEET OR LESS OVERNIGHT AND
WEDNESDAY. WAVES 1 TO 3 FEET WEDNESDAY EVENING.

ONTARIO EAST 1/2 11200 12300 11200 12110 11210. WAVES 2 FEET OR
LESS.

$$


JJR



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