Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 240819
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
419 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 TODAY...WHILE A 29.5 INCH LOW MOVES
FROM THE OHIO VALLEY TODAY TO LAKE ERIE THURSDAY...THEN GIVES 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.

LOZ062-241500-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
419 AM EDT WED MAY 24 2017

.TODAY...EAST WINDS 5 TO 15 KNOTS. WAVES 1 TO 2 FEET.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. A CHANCE OF RAIN AFTER MIDNIGHT...THEN RAIN LATE. WAVES
1 TO 3 FEET.
.THURSDAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN IN
THE MORNING...THEN SHOWERS IN THE AFTERNOON. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
5 TO 15 KNOTS. NUMEROUS SHOWERS. WAVES 3 TO 6 FEET SUBSIDING TO
1 TO 2 FEET.
.FRIDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST LESS
THAN 10 KNOTS. A CHANCE OF SHOWERS. WAVES 1 FOOT OR LESS.
.SATURDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING EAST. A
CHANCE OF SHOWERS SATURDAY NIGHT. WAVES 1 FOOT OR LESS.
.SUNDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. NUMEROUS
SHOWERS DURING THE DAY...THEN A CHANCE OF SHOWERS SUNDAY NIGHT.
WAVES 1 FOOT OR LESS.

$$

LOZ063>065-241500-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
419 AM EDT WED MAY 24 2017

.TODAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST. WAVES
2 FEET OR LESS.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST
15 TO 20 KNOTS. RAIN BECOMING LIKELY LATE. WAVES 1 TO 2 FEET.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS BECOMING NORTHEAST. RAIN IN
THE MORNING...THEN SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. NUMEROUS SHOWERS. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. SHOWERS LIKELY DURING THE DAY...THEN A CHANCE OF
SHOWERS FRIDAY NIGHT. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. NUMEROUS
SHOWERS DURING THE DAY...THEN SHOWERS LIKELY SUNDAY NIGHT. WAVES
1 FOOT OR LESS.

$$

LOZ061-241500-
MAFOR 2409/
ONTARIO WEST 1/2 12200 15210. A CHANCE OF RAIN OVERNIGHT. WAVES 1
TO 3 FEET.

ONTARIO EAST 1/2 12300 11200 12110 11210 12310. WAVES 2 FEET OR
LESS.

$$

JJR/WOOD



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