Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 241133
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
730 AM EDT TUE MAR 24 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A BROAD 30.4 INCH AREA OF HIGH PRESSURE CENTERED BETWEEN
JAMES BAY AND LAKE ONTARIO THIS EARLY MORNING WILL CONTINUE TO DRIFT
EASTWARD THROUGH THE DAY TODAY AND THIS EVENING. LATER TONIGHT A
COMPLEX STORM SYSTEM WILL MOVE TO THE UPPER GREAT LAKES. THE STORM
SYSTEM WILL PUSH A WARM FRONT NORTH ACROSS THE LAKE ON
WEDNESDAY...THEN A 29.5 INCH LOW WILL CROSS THE LAKE WEDNESDAY NIGHT
AND EARLY THURSDAY. A 30.5 INCH HIGH OVER THE CANADIAN PRAIRIES WILL
THEN BUILD ACROSS THE UPPER MISSISSIPPI VALLEY LATE THURSDAY AND
FRIDAY.

LOZ062-063-241500-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO SODUS BAY-
730 AM EDT TUE MAR 24 2015

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

$$

LOZ064-065-241500-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO THE SAINT LAWRENCE
RIVER-
730 AM EDT TUE MAR 24 2015

.TODAY...SOUTHEAST WINDS LESS THAN 10 KNOTS. THE LAKE IS MOSTLY
ICE COVERED.
.TONIGHT...LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH AND
INCREASING TO 30 KNOTS IN THE AFTERNOON. RAIN SHOWERS WITH A
CHANCE OF SNOW SHOWERS IN THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH WINDS TO 30 KNOTS DIMINISHING TO 10 TO
15 KNOTS. RAIN SHOWERS LIKELY IN THE EVENING...THEN A CHANCE OF
RAIN SHOWERS OVERNIGHT.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS. RAIN SHOWERS LIKELY DURING
THE DAY...THEN SNOW AND RAIN SHOWERS LIKELY THURSDAY NIGHT.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS.
.SATURDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS. A CHANCE OF SNOW SHOWERS DURING THE DAY.

WAVES OMITTED DUE TO THE LAKE BEING MOSTLY ICE COVERED.

$$

LOZ061-241400-
MAFOR 2412 AMD/
ONTARIO WEST 1/2 15200 11210. WAVES 2 FEET OR LESS.

ONTARIO EAST 1/2 11300 11200 11100 12200 11300 11310. WAVES 2
FEET OR LESS. WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$





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