Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 180843
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
330 AM EST TUE NOV 18 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 29.1 INCH LOW OVER THE OTTAWA VALLEY WILL DEEPEN TO
28.1 INCHES AS IT TRACKS NORTHEAST INTO LABRADOR BY TONIGHT. A WEAK
RIDGE OF HIGH PRESSURE WILL THEN CROSS THE LAKE TONIGHT FOLLOWED BY
A TROUGH OF LOW PRESSURE ASSOCIATED WITH A 29.4 INCH LOW EXPECTED TO
CROSS NORTHERN ONTARIO WEDNESDAY AND MOVE INTO NORTHERN QUEBEC
THURSDAY. HIGH PRESSURE OVER THE MIDWEST WILL THEN BUILD INTO THE
LOWER GREAT LAKES FRIDAY.

LOZ062-181600-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
330 AM EST TUE NOV 18 2014

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...WEST WINDS TO 30 KNOTS BECOMING SOUTHWEST AND INCREASING
TO 40 KNOT GALES. SCATTERED SNOW SHOWERS. WAVES 10 TO 14 FEET
BUILDING TO 12 TO 17 FEET.
.TONIGHT...WEST GALES TO 40 KNOTS DIMINISHING TO 35 KNOTS. A CHANCE
OF SNOW SHOWERS IN THE EVENING...THEN LAKE EFFECT SNOW LIKELY AFTER
MIDNIGHT. WAVES 11 TO 16 FEET SUBSIDING TO 10 TO 13 FEET.
.WEDNESDAY...WEST WINDS TO 30 KNOTS BECOMING SOUTH 15 TO 25 KNOTS. A
CHANCE OF SNOW SHOWERS. WAVES 8 TO 11 FEET SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST TO
30 KNOTS. LAKE EFFECT SNOW LIKELY IN THE EVENING...THEN A CHANCE OF
SNOW SHOWERS OVERNIGHT. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET.
.THURSDAY...SOUTHWEST GALES TO 35 KNOTS BECOMING WEST AND
DIMINISHING TO 30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES 9 TO 13
FEET SUBSIDING TO 6 TO 9 FEET.
.FRIDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO 15 KNOTS. A
CHANCE OF SNOW SHOWERS. WAVES 3 TO 6 FEET SUBSIDING TO 2 TO 4 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 3 FEET.

$$

LOZ063>065-181600-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
330 AM EST TUE NOV 18 2014

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...WEST WINDS TO 30 KNOTS BECOMING SOUTHWEST AND INCREASING
TO 40 KNOT GALES. LAKE EFFECT SNOW WITH SOME RUMBLES OF THUNDER
POSSIBLE. WAVES 10 TO 15 FEET BUILDING TO 15 TO 19 FEET.
.TONIGHT...SOUTHWEST GALES TO 40 KNOTS BECOMING WEST. LAKE EFFECT
SNOW WITH SOME RUMBLES OF THUNDER POSSIBLE. WAVES 14 TO 19 FEET.
.WEDNESDAY...WEST WINDS TO 30 KNOTS BECOMING SOUTH 15 TO 25 KNOTS.
LAKE EFFECT SNOW IN THE MORNING...THEN SNOW IN THE AFTERNOON. SOME
RUMBLES OF THUNDER ARE POSSIBLE. WAVES 11 TO 15 FEET SUBSIDING TO 4
TO 7 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 30
KNOTS. LAKE EFFECT SNOW. WAVES 3 TO 6 FEET BUILDING TO 5 TO 8 FEET.
.THURSDAY...SOUTHWEST GALES TO 35 KNOTS BECOMING WEST AND
DIMINISHING TO 30 KNOTS. LAKE EFFECT SNOW. WAVES 10 TO 14 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 15 KNOTS.
LAKE EFFECT SNOW SHOWERS LIKELY DURING THE DAY...THEN A CHANCE OF
SNOW SHOWERS FRIDAY NIGHT. WAVES 5 TO 8 FEET SUBSIDING TO 3 TO 6
FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH. WAVES
2 TO 4 FEET.

$$

LOZ061-181500-
MAFOR 1810/
ONTARIO WEST 1/2...GALE WARNING IN EFFECT...11650 13550 12650
12657. SCATTERED SNOW SHOWERS TODAY. A CHANCE OF SNOW SHOWERS
THIS EVENING. WAVES 9 TO 12 FEET BUILDING TO 13 TO 18 FEET TODAY.
WAVES 13 TO 17 FEET SUBSIDING TO 11 TO 15 FEET TONIGHT.

ONTARIO EAST 1/2...GALE WARNING IN EFFECT...15557 12657. SOME
RUMBLES OF THUNDER POSSIBLE. WAVES 10 TO 15 FEET BUILDING TO 15
TO 19 FEET TODAY. WAVES 14 TO 19 FEET TONIGHT.

$$





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