Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 051142
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
642 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 THIS
MORNING. IN ITS WAKE...A 30.2 INCH HIGH WILL QUICKLY BUILD ACROSS
THE LOWER LAKES REGION THIS AFTERNOON 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.

LOZ062-051615-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
642 AM EST MON DEC 5 2016

.TODAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. RAIN
SHOWERS LIKELY THROUGH MID MORNING. WAVES 1 TO 3 FEET BUILDING TO
3 TO 6 FEET.
.TONIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING LIGHT AND VARIABLE.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 10 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
SOUTHWEST. RAIN IN THE EVENING...THEN A CHANCE OF RAIN OVERNIGHT.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN SHOWERS.
WAVES 3 TO 6 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW SHOWERS
DURING THE DAY...THEN SNOW SHOWERS LIKELY THURSDAY NIGHT. WAVES 4
TO 7 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 6 FEET.

$$

LOZ063>065-051615-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
642 AM EST MON DEC 5 2016

.TODAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. OCCASIONAL
SNOW WITH RAIN SHOWERS LIKELY THROUGH MID MORNING. WAVES 2 TO 4
FEET BUILDING TO 4 TO 7 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS IN THE EVENING. WAVES
3 TO 6 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST AND
INCREASING TO 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
SOUTHWEST. RAIN. WAVES 2 TO 4 FEET.
.WEDNESDAY...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN SHOWERS
DURING THE DAY...THEN SNOW SHOWERS LIKELY WITH A CHANCE OF RAIN
SHOWERS WEDNESDAY NIGHT. WAVES BUILDING TO 4 TO 7 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS. LAKE EFFECT SNOW. WAVES 5
TO 8 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS. LAKE EFFECT SNOW. WAVES
4 TO 7 FEET.

$$

LOZ061-051615-
MAFOR 0513 AMD/
ONTARIO WEST 1/2 11630 11640 11630 11620 12610 11500. WAVES 1 TO
2 FEET BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET
TODAY. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET TONIGHT.

ONTARIO EAST 1/2 11537 11640 11630 12620 11610 11700. A CHANCE OF
SHOWERS THROUGH MID MORNING. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7
FEET TODAY. WAVES 3 TO 6 FEET SUBSIDING TO 1 TO 3 FEET TONIGHT.

$$


JJR/RSH



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