Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 212343
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
643 PM EST TUE FEB 21 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK COLD FRONT WILL CROSS THE LAKE THROUGH THIS
EVENING. A BROAD AREA OF WEAK HIGH PRESSURE AVERAGING 30.0 INCHES
WILL THEN REMAIN IN PLACE FROM THE OHIO VALLEY TO THE SOUTHEAST
STATES WEDNESDAY THROUGH THURSDAY. A STRONG 29.2 INCH LOW WILL
THEN MOVE FROM NORTHERN ILLINOIS ON FRIDAY THROUGH THE CENTRAL
GREAT LAKES FRIDAY NIGHT...REACHING WESTERN QUEBEC BY LATE
SATURDAY. A STRONG COLD FRONT TRAILING THIS LOW WILL CROSS THE
LAKE EARLY SATURDAY.

LOZ062-220415-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
643 PM EST TUE FEB 21 2017

.TONIGHT...SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING SOUTH.
A CHANCE OF SHOWERS THIS EVENING. PATCHY FOG AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO
10 KNOTS. PATCHY FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH.
A CHANCE OF SHOWERS. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS IN THE MORNING. WAVES 1 FOOT OR LESS.
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING EAST. A
CHANCE OF RAIN SHOWERS IN THE EVENING...THEN RAIN SHOWERS LIKELY
OVERNIGHT. WAVES 1 FOOT OR LESS.
.FRIDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. RAIN SHOWERS LIKELY DURING THE DAY...THEN RAIN SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS FRIDAY NIGHT. WAVES 1 TO
3 FEET.
.SATURDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. OCCASIONAL
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS DURING THE DAY...THEN
A CHANCE OF RAIN AND SNOW SHOWERS SATURDAY NIGHT. WAVES 1 TO
3 FEET BUILDING TO 3 TO 6 FEET.
.SUNDAY...WEST WINDS 15 TO 25 KNOTS. WAVES 3 TO 6 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-220415-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
643 PM EST TUE FEB 21 2017

.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. RAIN SHOWERS THIS EVENING. PATCHY FOG AFTER MIDNIGHT.
WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST. PATCHY
FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST.
A CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. A
CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.
.THURSDAY NIGHT...SOUTH WINDS 10 KNOTS OR LESS BECOMING EAST. A
CHANCE OF RAIN SHOWERS OVERNIGHT. WAVES 1 FOOT OR LESS.
.FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH AND
INCREASING TO 15 TO 25 KNOTS. RAIN SHOWERS LIKELY DURING THE
DAY...THEN A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS FRIDAY
NIGHT. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET.
.SATURDAY...SOUTH WINDS 20 TO 25 KNOTS BECOMING WEST. OCCASIONAL
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS DURING THE DAY...THEN
SNOW SHOWERS LIKELY WITH A CHANCE OF RAIN SHOWERS SATURDAY NIGHT.
WAVES 2 TO 4 FEET BUILDING TO 5 TO 8 FEET.
.SUNDAY...WEST WINDS TO 30 KNOTS DIMINISHING TO 15 TO 20 KNOTS.
SNOW SHOWERS LIKELY DURING THE DAY...THEN A CHANCE OF SNOW
SHOWERS SUNDAY NIGHT. WAVES 5 TO 8 FEET SUBSIDING TO 3 TO 6 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-220415-
MAFOR 2122/
ONTARIO WEST 1/2 11406 13500 11400 12300 11400. WAVES 1 FOOT OR
LESS.

ONTARIO EAST 1/2 12426 11410 13400 12300. A CHANCE OF SHOWERS
EARLY THIS EVENING. WAVES 1 TO 3 FEET TONIGHT. WAVES 1 FOOT OR
LESS WEDNESDAY.

$$


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