Great Lakes Forecast
Issued by NWS

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000
FZUS61 KBUF 301742
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
142 PM EDT SUN APR 30 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WARM FRONT WILL MOVE NORTH ACROSS THE LAKE TONIGHT.
A 29.1 INCH LOW WILL THEN MOVE INTO THE WESTERN GREAT LAKES REGION
MONDAY BEFORE REACHING WESTERN QUEBEC BY TUESDAY. A COLD FRONT
TRAILING THIS LOW WILL CROSS THE LAKE MONDAY EVENING. A 30.2 INCH
HIGH WILL THEN BUILD INTO THE WESTERN LAKES WEDNESDAY BEFORE
MOVING EAST TO NEW ENGLAND BY THURSDAY.

LOZ062-063-302115-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO SODUS BAY-
142 PM EDT SUN APR 30 2017

.THIS AFTERNOON...NORTHEAST WINDS 15 TO 25 KNOTS. WAVES 5 TO
8 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING EAST AND
DIMINISHING TO 10 TO 15 KNOTS. SCATTERED SHOWERS. WAVES 5 TO
8 FEET SUBSIDING TO 2 TO 4 FEET.
.MONDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTH. SCATTERED
SHOWERS IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE WITH STRONG WINDS IN
THE AFTERNOON. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST
15 TO 20 KNOTS. SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN A
CHANCE OF SHOWERS OVERNIGHT. SOME THUNDERSTORMS MAY BE SEVERE
WITH STRONG WINDS. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. A CHANCE
OF SHOWERS. WAVES 1 TO 3 FEET BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 5 TO 10 KNOTS. A CHANCE OF SHOWERS DURING THE DAY.
WAVES 3 TO 6 FEET SUBSIDING TO 2 FEET OR LESS.
.THURSDAY...EAST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST. A
CHANCE OF RAIN. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ064-065-302115-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO THE SAINT LAWRENCE
RIVER-
142 PM EDT SUN APR 30 2017

.THIS AFTERNOON...NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 3 TO
5 FEET.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS. SCATTERED SHOWERS. WAVES 3 TO 5 FEET SUBSIDING TO
2 FEET OR LESS.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SCATTERED SHOWERS IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING
SOUTHWEST. SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN A
CHANCE OF SHOWERS OVERNIGHT. SOME THUNDERSTORMS MAY BE SEVERE
WITH STRONG WINDS. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST. A CHANCE
OF SHOWERS. WAVES 1 TO 3 FEET BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 5 TO 10 KNOTS. A CHANCE OF SHOWERS DURING THE DAY.
WAVES 3 TO 6 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...EAST WINDS 10 KNOTS OR LESS. A CHANCE OF RAIN. WAVES
1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-302115-
MAFOR 3015/
ONTARIO WEST 1/2 12230 11130 11230 11220 11100 11200 11210.
SCATTERED THUNDERSTORMS LATE THIS MORNING. SCATTERED SHOWERS
TONIGHT AND MONDAY MORNING. WAVES 5 TO 8 FEET THIS AFTERNOON.
WAVES 5 TO 8 FEET SUBSIDING TO 2 TO 4 FEET TONIGHT. WAVES 2 FEET
OR LESS MONDAY MORNING.

ONTARIO EAST 1/2 11126 11120 11130 11230 11320 11310 11300 11310.
SCATTERED THUNDERSTORMS THIS AFTERNOON. SCATTERED SHOWERS
TONIGHT. WAVES 3 TO 6 FEET THIS AFTERNOON. WAVES 3 TO 6 FEET
SUBSIDING TO 2 FEET OR LESS TONIGHT. WAVES 1 FOOT OR LESS MONDAY
MORNING.

$$

HITCHCOCK



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