Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 212028
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
428 PM EDT TUE MAR 21 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...AN ARCTIC COLD FRONT WILL MOVE SOUTHEAST ACROSS 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.

LOZ062-220315-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
428 PM EDT TUE MAR 21 2017

.TONIGHT...WEST WINDS TO 30 KNOTS BECOMING NORTHWEST. SCATTERED
SNOW AND RAIN SHOWERS LATE THIS EVENING. SCATTERED SNOW SHOWERS
AFTER MIDNIGHT. WAVES 3 TO 6 FEET BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...NORTH WINDS TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. WAVES 5 TO 9 FEET SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING EAST. WAVES
2 FEET OR LESS.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. RAIN
LIKELY OVERNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTH. RAIN. WAVES
2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. RAIN DURING THE DAY...THEN RAIN WITH A CHANCE OF
FREEZING RAIN SATURDAY NIGHT. WAVES 1 TO 2 FEET BUILDING TO 3 TO
5 FEET.
.SUNDAY...EAST WINDS 15 TO 20 KNOTS. RAIN WITH A CHANCE OF
FREEZING RAIN DURING THE DAY...THEN RAIN LIKELY SUNDAY NIGHT.
WAVES 3 TO 5 FEET.

$$

LOZ063>065-220315-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
428 PM EDT TUE MAR 21 2017

.TONIGHT...WEST WINDS TO 30 KNOTS BECOMING NORTHWEST. SCATTERED
RAIN AND SNOW SHOWERS LATE THIS EVENING. SCATTERED SNOW SHOWERS
AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 5 TO 9 FEET.
.WEDNESDAY...NORTH WINDS TO 30 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 15 TO 20 KNOTS. WAVES 5 TO 9 FEET SUBSIDING TO
4 TO 7 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. WAVES 3 TO 6 FEET SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST.
WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.THURSDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH
15 TO 20 KNOTS. A CHANCE OF RAIN, FREEZING RAIN AND SLEET
OVERNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS. RAIN WITH A CHANCE OF FREEZING RAIN. WAVES 1 TO 3 FEET
SUBSIDING TO 1 FOOT OR LESS.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. RAIN WITH A CHANCE OF FREEZING RAIN DURING THE DAY...
THEN RAIN LIKELY, A CHANCE OF FREEZING RAIN AND SLEET SATURDAY
NIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
.SUNDAY...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST. RAIN, A
CHANCE OF FREEZING RAIN AND SLEET DURING THE DAY...THEN RAIN
LIKELY WITH A CHANCE OF FREEZING RAIN SUNDAY NIGHT. WAVES 3 TO
5 FEET SUBSIDING TO 2 TO 4 FEET.

$$

LOZ061-220315-
MAFOR 2121/
ONTARIO WEST 1/2 11630 14740 11840 11730 11720. SCATTERED SNOW
SHOWERS TONIGHT. WAVES 2 TO 3 FEET BUILDING TO 6 TO 9 FEET
TONIGHT. WAVES 5 TO 9 FEET SUBSIDING TO 3 TO 6 FEET WEDNESDAY.

ONTARIO EAST 1/2 11630 13740 12830 12720. SCATTERED SNOW SHOWERS
OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 5 TO 9 FEET TONIGHT.
WAVES 5 TO 9 FEET SUBSIDING TO 4 TO 7 FEET WEDNESDAY.

$$

HITCHCOCK



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