Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 211117
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
617 AM EST TUE FEB 21 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.4 INCH HIGH OVER EASTERN QUEBEC AND NEW ENGLAND THIS
MORNING WILL MOVE TO THE CANADIAN MARITIMES TODAY. A WEAK COLD
FRONT WILL CROSS THE LAKE LATER TODAY AND 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.

LOZ062-211615-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
617 AM EST TUE FEB 21 2017

.TODAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. A CHANCE OF
RAIN SHOWERS EARLY THIS AFTERNOON. RAIN SHOWERS LATE. WAVES 1 TO
3 FEET.
.TONIGHT...SOUTHWEST WINDS LESS THAN 10 KNOTS. SHOWERS LIKELY
THROUGH EARLY EVENING...THEN A CHANCE OF SHOWERS LATE IN THE
EVENING. WAVES 1 FOOT OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO
10 KNOTS. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTH WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR
LESS.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTHEAST. A
CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.
.FRIDAY...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTH. RAIN SHOWERS
LIKELY DURING THE DAY...THEN OCCASIONAL RAIN SHOWERS WITH A
CHANCE OF THUNDERSTORMS FRIDAY NIGHT. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 15 TO
20 KNOTS. OCCASIONAL RAIN SHOWERS OR A CHANCE OF SNOW SHOWERS
DURING THE DAY...THEN A CHANCE OF SNOW SHOWERS SATURDAY NIGHT.
WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-211615-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
617 AM EST TUE FEB 21 2017

.TODAY...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH. A CHANCE
OF RAIN SHOWERS LATE. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. RAIN SHOWERS IN THE EVENING...THEN A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH.
A CHANCE OF SHOWERS OVERNIGHT. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING NORTH. A CHANCE OF
RAIN SHOWERS. WAVES 1 FOOT OR LESS.
.FRIDAY...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH. RAIN
SHOWERS LIKELY DURING THE DAY...THEN RAIN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS FRIDAY NIGHT. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET.
.SATURDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. RAIN
SHOWERS LIKELY OR A CHANCE OF SNOW SHOWERS DURING THE DAY...THEN
SNOW SHOWERS LIKELY SATURDAY NIGHT. WAVES 3 TO 5 FEET BUILDING TO
4 TO 7 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-211615-
MAFOR 2110/
ONTARIO WEST 1/2 11210 11310 11300 11306 11406 13500. A CHANCE OF
SHOWERS THIS EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
TODAY. WAVES 1 FOOT OR LESS TONIGHT.

ONTARIO EAST 1/2 11310 12320 11420 12416 11410 11400. A CHANCE OF
RAIN SHOWERS THIS AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4
FEET,...THEN SUBSIDING TO 1 TO 3 FEET TODAY. WAVES 1 TO 3 FEET
TONIGHT.

$$



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