Great Lakes Forecast
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443
FZUS61 KBUF 210811
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
411 AM EDT TUE MAR 21 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK 30.0 INCH HIGH OVER THE LAKE THIS MORNING WILL
GIVE WAY TO AN APPROACHING ARCTIC FRONT THAT WILL PASS OVER THE
LOWER GREAT LAKES DURING THE FIRST HALF OF TONIGHT. A 30.6 INCH
OVER THE UPPER GREAT LAKES LATE TONIGHT WILL THEN BUILD ACROSS
LAKE ONTARIO WEDNESDAY AND WEDNESDAY NIGHT. THE HIGH WILL DRIFT
SOUTHEAST AND OFF THE MID ATLANTIC COAST DURING THE DAY THURSDAY.
A WARM FRONT WILL EXTEND ACROSS THE LAKE LATE THURSDAY NIGHT AND
FRIDAY. HIGH PRESSURE WILL PASS TO THE NORTH OF THE LAKE FRIDAY
NIGHT AND SATURDAY.

LOZ062-211530-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
411 AM EDT TUE MAR 21 2017

.TODAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS.
WAVES 1 TO 3 FEET.
.TONIGHT...WEST WINDS TO 30 KNOTS BECOMING NORTHWEST. SCATTERED
SNOW SHOWERS LATE IN THE EVENING. WAVES 3 TO 5 FEET BUILDING TO
4 TO 7 FEET.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. WAVES 4 TO 7 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS. A CHANCE OF RAIN
SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. RAIN. WAVES 1 TO 3 FEET.
.SATURDAY...NORTHEAST WINDS INCREASING TO 15 TO 20 KNOTS. RAIN
LIKELY DURING THE DAY...THEN RAIN AND SNOW LIKELY SATURDAY NIGHT.
WAVES BUILDING TO 3 TO 5 FEET.

$$

LOZ063>065-211530-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
411 AM EDT TUE MAR 21 2017

.TODAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS.
WAVES 1 TO 3 FEET.
.TONIGHT...WEST WINDS TO 30 KNOTS BECOMING NORTHWEST. SCATTERED
RAIN AND SNOW SHOWERS IN THE EVENING. SCATTERED SNOW SHOWERS
LATE. WAVES 3 TO 5 FEET BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST.
WAVES 4 TO 7 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS DIMINISHING TO 10 TO 15 KNOTS.
WAVES SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. RAIN. WAVES 1 TO 3 FEET.
.SATURDAY...NORTHEAST WINDS INCREASING TO 15 TO 20 KNOTS. RAIN
LIKELY DURING THE DAY...THEN RAIN AND SNOW LIKELY SATURDAY NIGHT.
WAVES 2 TO 4 FEET.

$$

LOZ061-211530-
MAFOR 2109/
ONTARIO WEST 1/2 11600 12610 11620 11630 12740 11730. SCATTERED
SNOW SHOWERS THIS EVENING. WAVES 1 TO 3 FEET TODAY. WAVES 3 TO 5
FEET BUILDING TO 5 TO 8 FEET TONIGHT.

ONTARIO EAST 1/2 11500 12610 11620 11630 12740 11730. A CHANCE OF
SNOW SHOWERS THIS MORNING. SCATTERED RAIN AND SNOW SHOWERS THIS
EVENING. WAVES 1 TO 3 FEET TODAY. WAVES 3 TO 5 FEET BUILDING TO 5
TO 8 FEET TONIGHT.

$$



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