Great Lakes Forecast
Issued by NWS

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330
FZUS61 KBUF 302137
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
537 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 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.

LOZ062-063-010300-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO SODUS BAY-
537 PM EDT SUN APR 30 2017

.TONIGHT...EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
15 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY EARLY...THEN SCATTERED
SHOWERS FROM LATE EVENING ON. WAVES 5 TO 8 FEET SUBSIDING TO 2 TO
4 FEET.
.MONDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTH. SCATTERED
SHOWERS THROUGH EARLY AFTERNOON...THEN SHOWERS AND THUNDERSTORMS
LATE. SOME THUNDERSTORMS MAY BE SEVERE WITH STRONG WINDS LATE.
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. SCATTERED SHOWERS.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 6 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST.
WAVES 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 5 TO 10 KNOTS. WAVES 3 TO 6 FEET SUBSIDING TO
2 FEET OR LESS.
.THURSDAY...EAST WINDS 10 KNOTS OR LESS INCREASING TO 10 TO
15 KNOTS. RAIN LIKELY. WAVES 1 FOOT OR LESS.
.FRIDAY...EAST WINDS 15 TO 20 KNOTS BECOMING NORTH 10 TO
15 KNOTS. OCCASIONAL RAIN DURING THE DAY...THEN SHOWERS LIKELY
FRIDAY NIGHT. WAVES 2 FEET OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ064-065-010300-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO THE SAINT LAWRENCE
RIVER-
537 PM EDT SUN APR 30 2017

.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
EARLY...AND AGAIN 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. SCATTERED SHOWERS.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 20 TO 25 KNOTS BECOMING WEST.
SCATTERED SHOWERS. WAVES 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 5 TO 10 KNOTS. SCATTERED SHOWERS DURING THE DAY.
WAVES 3 TO 6 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...EAST WINDS 10 KNOTS OR LESS INCREASING TO 10 TO
15 KNOTS. A CHANCE OF RAIN. WAVES 1 FOOT OR LESS.
.FRIDAY...EAST WINDS 15 TO 20 KNOTS BECOMING NORTHEAST AND
DIMINISHING TO 5 TO 10 KNOTS. OCCASIONAL RAIN DURING THE DAY...
THEN SHOWERS LIKELY FRIDAY NIGHT. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-010300-
MAFOR 3021 AMD/
ONTARIO WEST 1/2 12230 11220 11100 11200 12210 11319. SCATTERED
SHOWERS TONIGHT AND MONDAY MORNING. WAVES 5 TO 8 FEET SUBSIDING
TO 2 TO 4 FEET TONIGHT. WAVES 2 FEET OR LESS MONDAY.

ONTARIO EAST 1/2 11130 11230 11320 11310 11300 13310. SCATTERED
SHOWERS TONIGHT AND MONDAY AFTERNOON. WAVES 3 TO 6 FEET SUBSIDING
TO 2 FEET OR LESS TONIGHT. WAVES 1 FOOT OR LESS MONDAY.

$$

CHURCH/HITCHCOCK/JJR/RSH



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