National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZUS61 KBUF 210236
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1030 PM EDT MON MAY 20 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK 30.0 INCH FRONTAL BOUNDARY OVER SOUTHERN ONTARIO
WILL SETTLE SOUTH ACROSS THE LAKE THIS EVENING. THE FRONT WILL STALL
OVER THE LAKE OVERNIGHT BEFORE PUSHING SOUTH TO NEW YORK STATE
DURING THE DAY TUESDAY. THE FRONT WILL THEN LIFT BACK NORTH ACROSS
THE LAKE TUESDAY NIGHT AND WEDNESDAY. A 29.4 INCH LOW WILL TRACK
EAST ALONG THE FRONT WEDNESDAY NIGHT AND EARLY THURSDAY.

LOZ062-210900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1030 PM EDT MON MAY 20 2013

.REST OF TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING
SOUTHWEST AND DIMINISHING TO 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS LATE THIS EVENING...THEN SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
SCATTERED THUNDERSTORMS WITH A CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING
SOUTHWEST. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR
LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS AND
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTH. SHOWERS
LIKELY. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. WAVES
1 TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTH.
WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-210900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1030 PM EDT MON MAY 20 2013

.REST OF TONIGHT...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST
AND INCREASING TO 15 TO 25 KNOTS. SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
SCATTERED THUNDERSTORMS WITH A CHANCE OF SHOWERS FROM LATE
MORNING ON. WAVES 1 FOOT OR LESS.
.TUESDAY NIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.
SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SHOWERS AND
THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR LESS.
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH. SHOWERS
LIKELY. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. WAVES
1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.SATURDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-210800-
MAFOR 2103/
ONTARIO WEST 1/2 11249 11520 11500 11400 11300 11200 11306 11409.
A CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. SCATTERED
THUNDERSTORMS WITH A CHANCE OF SHOWERS TUESDAY AFTERNOON. WAVES 1
FOOT OR LESS.

ONTARIO EAST 1/2 11320 11439 11510 11400 11200 11100 11200 11409.
A CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. SCATTERED
THUNDERSTORMS WITH A CHANCE OF SHOWERS TUESDAY AFTERNOON. WAVES 1
FOOT OR LESS.

$$