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Great Lakes Forecast
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FZUS61 KBUF 210540
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
140 AM EDT TUE MAY 21 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK COLD FRONT WILL STALL OVER THE LAKE OVERNIGHT
BEFORE PUSHING SOUTH INTO NEW YORK STATE DURING TUESDAY. THE
FRONT WILL THEN LIFT BACK NORTH ACROSS THE LAKE TUESDAY NIGHT AND
WEDNESDAY. A 29.4 INCH LOW WILL TRACK EAST ALONG THE FRONT
WEDNESDAY NIGHT AND EARLY THURSDAY.

LOZ062-210900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
140 AM EDT TUE MAY 21 2013

.OVERNIGHT...SOUTHEAST WINDS LESS THAN 10 KNOTS. SHOWERS
AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
SCATTERED THUNDERSTORMS WITH A CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING
SOUTHWEST. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR
LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS AND
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTH. SHOWERS
LIKELY. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. WAVES
1 TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTH.
WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-210900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
140 AM EDT TUE MAY 21 2013

.OVERNIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH.
SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
SCATTERED THUNDERSTORMS WITH A CHANCE OF SHOWERS FROM LATE
MORNING ON. WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.
SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS AND
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH. SHOWERS
LIKELY. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.SATURDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-210900-
MAFOR 2106 AMD/
ONTARIO WEST 1/2 11409 12500 11300 11200 11306 11409. SCATTERED
THUNDERSTORMS WITH A CHANCE OF SHOWERS TUESDAY AFTERNOON. WAVES 1
FOOT OR LESS.

ONTARIO EAST 1/2 11400 11509 11400 11200 11100 11200 11409. A
CHANCE OF SHOWERS IN THE MORNING...THEN SCATTERED THUNDERSTORMS
WITH A CHANCE OF SHOWERS TUESDAY AFTERNOON. WAVES 1 FOOT OR LESS.

$$

JJR
National Weather Service Weather Forecast Office
