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000
FZUS61 KBUF 211751
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
151 PM EDT TUE MAY 21 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A FRONT THAT IS STALLED OVER LAKE ONTARIO WILL REMAIN
IN PLACE INTO THIS EVENING BEFORE SLOWLY LIFTING NORTH. SEVERAL
WEAK LOW PRESSURE WAVES WILL TRACK ALONG THIS FRONTAL BOUNDARY
TONIGHT AND WEDNESDAY. THE FRONT WILL THEN FINALLY DROP BACK SOUTH
ACROSS THE LAKE EARLY ON THURSDAY. THE FRONT WILL BECOME NEARLY
STATIONARY ALONG THE NEW ENGLAND COAST ON FRIDAY WHILE A 30.4 INCH
HIGH WILL BUILD SOUTH ACROSS THE UPPER GREAT LAKES. HIGH PRESSURE
WILL BE IN PLACE ACROSS ALL OF THE GREAT LAKES ON SATURDAY.

LOZ062-212115-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
151 PM EDT TUE MAY 21 2013

...SEVERE THUNDERSTORM WATCH 203 IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

.THIS AFTERNOON...EAST WINDS 10 TO 15 KNOTS. SCATTERED SHOWERS AND
THUNDERSTORMS. SOME THUNDERSTORMS MAY BE SEVERE WITH STRONG WINDS
AND LARGE HAIL. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. SCATTERED
SHOWERS AND THUNDERSTORMS THROUGH EARLY EVENING...THEN SHOWERS
LIKELY WITH SCATTERED THUNDERSTORMS LATE IN THE EVENING.
SCATTERED SHOWERS AND THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE WITH STRONG WINDS AND LARGE HAIL
THROUGH EARLY EVENING. WAVES 1 FOOT OR LESS.
.WEDNESDAY...SOUTHWEST WINDS AROUND 10 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS
LIKELY IN THE AFTERNOON. WAVES AROUND ONE FOOT.
.WEDNESDAY NIGHT...SOUTHWEST WINDS INCREASING TO 15 TO 20 KNOTS.
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTH 15 TO
20 KNOTS. SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS.
WAVES BUILDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 15 TO 20 KNOTS. WAVES 2 TO 4 FEET.
.SATURDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-212115-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
151 PM EDT TUE MAY 21 2013

...SEVERE THUNDERSTORM WATCH 203 IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

.THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. SCATTERED SHOWERS AND
THUNDERSTORMS. SOME THUNDERSTORMS MAY BE SEVERE WITH STRONG WINDS
AND LARGE HAIL. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. SCATTERED
SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SHOWERS LIKELY
WITH SCATTERED THUNDERSTORMS. SOME THUNDERSTORMS
MAY BE SEVERE WITH STRONG WINDS AND LARGE HAIL THROUGH EARLY
EVENING. WAVES 1 FOOT OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS
LIKELY IN THE AFTERNOON. WAVES AVERAGING ONE FOOT.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST
15 TO 20 KNOTS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH.
SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS. WAVES
BUILDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
2 TO 4 FEET.
.SATURDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-212115-
MAFOR 2115/
ONTARIO WEST 1/2...SEVERE THUNDERSTORM WATCH IN EFFECT...13210
11300 11400 13500. SCATTERED SHOWERS AND THUNDERSTORMS THIS
AFTERNOON AND TONIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
WEDNESDAY MORNING. WAVES 1 FOOT OR LESS.

ONTARIO EAST 1/2...SEVERE THUNDERSTORM WATCH IN EFFECT...11200
11210 11110 11200 11400 12500 11400. SCATTERED SHOWERS AND
THUNDERSTORMS THIS AFTERNOON AND TONIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS WEDNESDAY MORNING. WAVES 1 FOOT OR LESS.

$$

TJP