Great Lakes Forecast
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003
FZUS61 KBUF 180552
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
152 AM EDT MON MAY 18 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.3 INCH HIGH OVER THE CANADIAN MARITIMES WILL
DRIFT OFF THE ATLANTIC COAST TODAY WHILE A 29.5 INCH LOW OVER
NORTHERN MINNESOTA TRACKS ACROSS LAKE SUPERIOR TO QUEBEC WITH A
TRAILING COLD FRONT CROSSING LAKE ONTARIO EARLY TUESDAY. HIGH
PRESSURE OVER THE UPPER MIDWEST WILL RIDGE ACROSS THE LOWER GREAT
LAKES THROUGH THE REMAINDER OF THE WEEK.

LOZ062-180915-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
152 AM EDT MON MAY 18 2015

.OVERNIGHT...EAST WINDS 5 TO 10 KNOTS. AREAS OF FOG LATE.
WAVES 1 FOOT OR LESS.
.MONDAY...SOUTHEAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST
10 TO 15 KNOTS. A CHANCE OF SHOWERS THROUGH MID MORNING...THEN
SHOWERS LIKELY LATE IN THE MORNING. A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. AREAS OF FOG. WAVES 1 FOOT
OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. AREAS OF FOG.
WAVES 1 TO 2 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. AREAS OF FOG IN THE MORNING. WAVES 2 TO 3 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
10 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET.
.FRIDAY...NORTHWEST WINDS 5 TO 15 KNOTS. WAVES 1 TO 2 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-180915-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
152 AM EDT MON MAY 18 2015

.OVERNIGHT...EAST WINDS 10 KNOTS OR LESS. AREAS OF FOG
LATE. WAVES 1 FOOT OR LESS.
.MONDAY...SOUTHEAST WINDS 10 KNOTS OR LESS BECOMING SOUTH. AREAS
OF FOG. A CHANCE OF SHOWERS IN THE MORNING...THEN SHOWERS AND
THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
AREAS OF FOG. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...
THEN A CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES
2 FEET OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING WEST AND
INCREASING TO 15 TO 20 KNOTS. AREAS OF FOG IN THE MORNING. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN A
CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO
2 TO 4 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. WAVES 3 TO 6 FEET SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET.
.FRIDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH. WAVES
2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-180915-
MAFOR 1803/
ONTARIO WEST 1/2 11200 12203 11303 12403 12513. A CHANCE OF
SHOWERS EARLY MONDAY AFTERNOON. WAVES 2 FEET OR LESS.

ONTARIO EAST 1/2 11200 11203 12303 12409 11503 11509. WAVES 1
FOOT OR LESS.

$$



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