Great Lakes Forecast
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FZUS61 KBUF 200543
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
143 AM EDT MON APR 20 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.3 INCH HIGH WILL BUILD EAST ACROSS QUEBEC OVERNIGHT
BEFORE MOVING INTO THE CANADIAN MARITIMES ON MONDAY. A 29.2 INCH
LOW WILL MOVE THROUGH THE UPPER GREAT LAKES MONDAY BEFORE REACHING
JAMES BAY BY TUESDAY...WHERE IT WILL THEN SPIN IN PLACE THROUGH
FRIDAY.

LOZ062-063-200900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO SODUS BAY-
143 AM EDT MON APR 20 2015

.OVERNIGHT...SOUTHEAST WINDS TO 30 KNOTS. OCCASIONAL
SHOWERS. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.MONDAY...SOUTHEAST WINDS TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. SHOWERS THROUGH EARLY AFTERNOON...THEN SHOWERS WITH A
CHANCE OF THUNDERSTORMS LATE. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS LATE. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING
SOUTHWEST. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING...THEN A CHANCE OF SHOWERS OVERNIGHT. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS IN THE EVENING. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS.
WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES
2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST 10 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS DURING THE DAY. WAVES
2 TO 4 FEET.
.FRIDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ064-065-200900-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO THE SAINT LAWRENCE
RIVER-
143 AM EDT MON APR 20 2015

.OVERNIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS INCREASING TO
30 KNOTS. OCCASIONAL SHOWERS. WAVES 2 FEET OR LESS BUILDING TO 2
TO 4 FEET.
.MONDAY...SOUTHEAST WINDS TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. RAIN SHOWERS THROUGH EARLY AFTERNOON...THEN A CHANCE OF
RAIN SHOWERS LATE. WAVES 3 TO 6 FEET SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING
SOUTHWEST. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING...THEN SHOWERS LIKELY OVERNIGHT. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS IN THE EVENING. WAVES 3 TO 5 FEET SUBSIDING
TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES
2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST. A
CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS DURING THE DAY...THEN
A CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET.
.FRIDAY...WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-200900-
MAFOR 2006 AMD/
ONTARIO WEST 1/2 11346 11246 11336 13326 11420. A CHANCE OF
THUNDERSTORMS MONDAY AFTERNOON AND MONDAY EVENING. WAVES 3 TO 5
FEET OVERNIGHT. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET
MONDAY. WAVES 2 TO 4 FEET MONDAY EVENING.

ONTARIO EAST 1/2 13346 11336 11330 12336. A CHANCE OF SHOWERS
MONDAY AFTERNOON. A CHANCE OF THUNDERSTORMS MONDAY EVENING. WAVES
1 TO 3 FEET BUILDING TO 3 TO 5 FEET OVERNIGHT. WAVES 3 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET MONDAY. WAVES 3 TO 5 FEET SUBSIDING TO 2
TO 4 FEET MONDAY EVENING.

$$

CHURCH/JJR/THOMAS/TMA





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