Great Lakes Forecast
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000
FZUS61 KBUF 050556
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1256 AM EST MON DEC 5 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK 29.9 INCH TROUGH WILL CROSS THE LAKE OVERNIGHT
AND EARLY MONDAY. IN ITS WAKE...A 30.2 INCH HIGH WILL QUICKLY
BUILD ACROSS THE LOWER LAKES MONDAY AFTERNOON AND NIGHT...BEFORE
EXITING ACROSS THE SAINT LAWRENCE VALLEY ON TUESDAY. ANOTHER 29.9
INCH TROUGH WILL THEN CROSS THE LAKE TUESDAY NIGHT AND EARLY
WEDNESDAY... BEFORE A MORE SIGNIFICANT 28.7 INCH COASTAL LOW
DEVELOPS NEAR THE GULF OF MAINE LATE IN THE WEEK.

LOZ062-051015-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1256 AM EST MON DEC 5 2016

.OVERNIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST
10 TO 15 KNOTS. RAIN AND SNOW. WAVES 2 TO 4 FEET.
.MONDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. RAIN
LIKELY THROUGH MID MORNING...THEN A CHANCE OF RAIN LATE IN THE
MORNING. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING LIGHT AND
VARIABLE. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. RAIN IN THE AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO
2 TO 4 FEET.
.TUESDAY NIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST
5 TO 15 KNOTS. RAIN IN THE EVENING...THEN A CHANCE OF RAIN
OVERNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS.
WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS INCREASING TO 15 TO 25 KNOTS. SNOW AND
RAIN SHOWERS LIKELY DURING THE DAY...THEN SNOW SHOWERS LIKELY
THURSDAY NIGHT. WAVES BUILDING TO 5 TO 8 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES 5 TO 8 FEET.

$$

LOZ063>065-051015-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1256 AM EST MON DEC 5 2016

.OVERNIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SNOW AND RAIN.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. RAIN AND SNOW
THROUGH MID MORNING...THEN RAIN LATE IN THE MORNING. A CHANCE OF
RAIN SHOWERS EARLY IN THE AFTERNOON. WAVES 2 TO 4 FEET BUILDING
TO 3 TO 6 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10
TO 15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
20 KNOTS. RAIN IN THE AFTERNOON. WAVES 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH
10 TO 15 KNOTS. RAIN. WAVES 3 TO 5 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST. A
CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST AND
INCREASING TO 30 KNOTS. SNOW SHOWERS WITH RAIN SHOWERS LIKELY
DURING THE DAY...THEN SNOW SHOWERS THURSDAY NIGHT. WAVES BUILDING
TO 6 TO 9 FEET.
.FRIDAY...NORTHWEST WINDS TO 30 KNOTS. SNOW SHOWERS LIKELY. WAVES
6 TO 10 FEET.

$$

LOZ061-051015-
MAFOR 0507 AMD/
ONTARIO WEST 1/2 11317 11427 11630 11640 11630 11620 11610. A
CHANCE OF RAIN MONDAY MORNING. WAVES 2 TO 4 FEET OVERNIGHT. WAVES
2 TO 4 FEET BUILDING TO 3 TO 6 FEET MONDAY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET MONDAY EVENING.

ONTARIO EAST 1/2 11327 11427 11537 11640 11630 11620 11610. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET OVERNIGHT. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 6 FEET MONDAY. WAVES 3 TO 5 FEET SUBSIDING TO 2
TO 4 FEET MONDAY EVENING.

$$



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