Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 300933
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
533 AM EDT TUE MAY 30 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...29.4 INCH LOW NEAR JAMES BAY WILL REMAIN NEARLY
STATIONARY THROUGH WEDNESDAY. A 30.2 INCH HIGH OVER THE OHIO
VALLEY WEDNESDAY NIGHT WILL NOSE TO THE NORTH ACROSS THE LOWER
GREAT LAKES ON THURSDAY. A SLOW MOVING COLD FRONT WILL CROSS THE
LAKE LATE FRIDAY.

LOZ062-301500-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
533 AM EDT TUE MAY 30 2017

.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS THIS MORNING...THEN A CHANCE OF SHOWERS
AND THUNDERSTORMS EARLY THIS AFTERNOON. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS EARLY. WAVES 1 TO 2 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO
2 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING. WAVES 1 TO 2 FEET.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
THURSDAY NIGHT. WAVES 1 TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS. WAVES AROUND 1 FOOT.
.SATURDAY...NORTH WINDS AROUND 10 KNOTS. WAVES 1 TO 2 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-301500-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
533 AM EDT TUE MAY 30 2017

.TODAY...SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS EARLY...
THEN SHOWERS AND THUNDERSTORMS FROM LATE MORNING ON. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS THIS AFTERNOON. WAVES
2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET.
.WEDNESDAY NIGHT...WEST WINDS INCREASING TO 15 TO 20 KNOTS. WAVES
1 TO 2 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS
THURSDAY NIGHT. WAVES 2 TO 4 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-301500-
MAFOR 3009 AMD/
ONTARIO WEST 1/2 11506 11406 11409 14510 11510. A CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY THIS MORNING...THEN A CHANCE OF
THUNDERSTORMS THIS MORNING. WAVES 2 FEET OR LESS.

ONTARIO EAST 1/2 11420 11416 11409 11419 11410 13510. A CHANCE OF
THUNDERSTORMS EARLY THIS MORNING. WAVES 1 TO 3 FEET.

$$

JJR/RSH



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