Great Lakes Forecast
Issued by NWS

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FZUS61 KBUF 200830
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
430 AM EDT SAT MAY 20 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.2 INCH HIGH WILL LINGER ACROSS THE REGION THROUGH
TONIGHT BEFORE SHIFTING EAST TO NEW ENGLAND ON SUNDAY. MEANWHILE A
29.8 INCH LOW OVER THE MISSOURI VALLEY WILL TRACK TO THE WESTERN
GREAT LAKES. THE LOW WILL DEEPEN TO 29.6 INCHES AS IT TRACKS TO
NEAR JAMES BAY BY MONDAY WHILE PUSHING A COLD FRONT ACROSS LAKE
ONTARIO SUNDAY NIGHT FOLLOWED BY WEAK RIDGING ACROSS THE LAKE
MONDAY AND TUESDAY. THEN A BROAD 29.5 INCH LOW WILL GRADUALLY MOVE
NEAR THE LOWER GREAT LAKES REGION ON WEDNESDAY.

LOZ062-201515-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
430 AM EDT SAT MAY 20 2017

.TODAY...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST. WAVES 2 TO
4 FEET.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.SUNDAY...EAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. SHOWERS. WAVES 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH.
SHOWERS. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. A CHANCE OF SHOWERS DURING THE DAY. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHEAST.
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 1 FOOT OR
LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-201515-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
430 AM EDT SAT MAY 20 2017

.TODAY...NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST. WAVES
1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. SHOWERS. WAVES 1 TO
3 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH.
SHOWERS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS. SHOWERS LIKELY DURING THE DAY. WAVES 1 TO 3 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTH. A CHANCE OF
SHOWERS TUESDAY NIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST.
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR
LESS.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-201515-
MAFOR 2009/
ONTARIO WEST 1/2 12120 12220 11210 12220 11210. WAVES 2 TO 4 FEET
TODAY. WAVES 1 TO 3 FEET TONIGHT.

ONTARIO EAST 1/2 12120 13110 11120 11220 11210. WAVES 1 TO 3
FEET.

$$


WOOD



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