Great Lakes Forecast
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FZUS61 KBUF 051741
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1241 PM 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, THEN A
30.2 INCH HIGH WILL QUICKLY BUILD ACROSS THE LOWER LAKES REGION
AND TONIGHT BEFORE EXITING ACROSS THE SAINT LAWRENCE VALLEY ON
TUESDAY. ANOTHER 29.9 INCH TROUGH WILL THEN CROSS THE LAKE TUESDAY
NIGHT AND EARLY WEDNESDAY, WITH REMNANT BROAD TROUGHING THEN
EXPECTED TO PERSIST ACROSS THE LAKE THROUGH FRIDAY AS A 29.5 INCH
LOW MEANDERS ITS WAY ACROSS NORTHERN ONTARIO AND QUEBEC.

LOZ062-052215-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1241 PM EST MON DEC 5 2016

.THIS AFTERNOON...WEST WINDS 15 TO 25 KNOTS. WAVES 3 TO 6 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH AND
DIMINISHING TO LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES 3 TO
5 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST AND
INCREASING TO 15 TO 20 KNOTS. RAIN LIKELY IN THE AFTERNOON. WAVES
1 FOOT OR LESS BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH
10 TO 15 KNOTS. RAIN IN THE EVENING...THEN A CHANCE OF RAIN
OVERNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY...THEN A CHANCE
OF SNOW SHOWERS WEDNESDAY NIGHT. WAVES 3 TO 6 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST TO
30 KNOTS. A CHANCE OF SNOW SHOWERS DURING THE DAY...THEN SNOW
SHOWERS LIKELY THURSDAY NIGHT. WAVES 4 TO 7 FEET SUBSIDING TO
3 TO 6 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 6 FEET.

$$

LOZ063>065-052215-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1241 PM EST MON DEC 5 2016

.THIS AFTERNOON...WEST WINDS TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. A CHANCE OF SHOWERS EARLY. WAVES 4 TO
7 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS. WAVES 3 TO 6 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
20 KNOTS. A CHANCE OF RAIN IN THE AFTERNOON. WAVES 1 FOOT OR LESS
BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH.
RAIN. WAVES 2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS DURING THE DAY...THEN SNOW
SHOWERS LIKELY WITH A CHANCE OF RAIN SHOWERS WEDNESDAY NIGHT.
WAVES 3 TO 6 FEET BUILDING TO 4 TO 7 FEET.
.THURSDAY...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST AND
INCREASING TO 30 KNOTS. LAKE EFFECT SNOW. WAVES 5 TO 8 FEET.
.FRIDAY...NORTHWEST WINDS TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. LAKE EFFECT SNOW DURING THE DAY...THEN SNOW SHOWERS
LIKELY FRIDAY NIGHT. WAVES 4 TO 7 FEET SUBSIDING TO 3 TO 6 FEET.

$$

LOZ061-052215-
MAFOR 0516/
ONTARIO WEST 1/2 11640 11630 11620 12610 11700 11100 11210. WAVES
3 TO 5 FEET BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6
FEET THIS AFTERNOON. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET
TONIGHT. WAVES 1 FOOT OR LESS BUILDING TO 1 TO 3 FEET TUESDAY
MORNING.

ONTARIO EAST 1/2 11640 11630 12620 11610 11710 11100 11200. A
CHANCE OF SHOWERS LATE THIS MORNING. WAVES 3 TO 5 FEET BUILDING
TO 4 TO 7 FEET THIS AFTERNOON. WAVES 3 TO 6 FEET SUBSIDING TO 1
TO 3 FEET TONIGHT. WAVES 2 FEET OR LESS TUESDAY MORNING.

$$


TMA/WCH



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