Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 230542
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
142 AM EDT SUN APR 23 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...AN EXPANSIVE 30.3 INCH HIGH WILL BUILD ACROSS THE
LOWER GREAT LAKES OVERNIGHT AND SUNDAY. A WEAK COLD FRONT MOVING
SOUTHWARD ACROSS ONTARIO AND QUEBEC WILL THEN WASH OUT ACROSS THE
SAINT LAWRENCE VALLEY SUNDAY NIGHT...WITH A 30.4 INCH HIGH NEAR
JAMES BAY THEN RIDGING SOUTHWARD ACROSS THE LOWER LAKES REGION ON
MONDAY.

LOZ062-230915-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
142 AM EDT SUN APR 23 2017

.OVERNIGHT...WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST.
WAVES 1 FOOT OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING
NORTHEAST 10 TO 15 KNOTS. WAVES 1 FOOT OR LESS.
.MONDAY...EAST WINDS 15 TO 20 KNOTS. WAVES BUILDING TO 2 TO 4
FEET.
.MONDAY NIGHT...EAST WINDS DIMINISHING TO 10 TO 15 KNOTS. WAVES 2
TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
1 TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
WEDNESDAY NIGHT. WAVES AVERAGING ONE FOOT.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-230915-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
142 AM EDT SUN APR 23 2017

.OVERNIGHT...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST.
WAVES 1 FOOT OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
1 FOOT OR LESS.
.SUNDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST AND
INCREASING TO 15 TO 20 KNOTS. WAVES 2 FEET OR LESS.
.MONDAY...NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 2 TO 4 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST
10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
2 FEET OR LESS.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 2 FEET OR
LESS.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-230915-
MAFOR 2303/
ONTARIO WEST 1/2 11700 11600 15500. WAVES 1 FOOT OR LESS.

ONTARIO EAST 1/2 11700 11600 14500 11400 11500. WAVES 1 FOOT OR
LESS.

$$



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