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Great Lakes Forecast
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FZUS61 KBUF 221341
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
941 AM EDT WED MAY 22 2013

ISSUED BY NATIONAL WEATHER SERVICE CLEVELAND OHIO.

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A BROAD 29.70 INCH LOW PRESSURE SYSTEM CENTERED OVER
LOWER MICHIGAN WILL DRIFT EAST ACROSS THE LOWER GREAT LAKES TONIGHT.
THE COMPLEX STORM SYSTEM WILL SLOWLY MOVE ACROSS THE SAINT
LAWRENCE VALLEY ON THURSDAY...THEN WILL EVENTUALLY STALL OFF THE
COAST OF MAINE FRIDAY AND SATURDAY. THE STORM CENTER WILL ROTATE
NORTH TO THE CANADIAN MARITIMES ON SUNDAY WHILE A LARGE 30.30 INCH
HIGH WILL BE CENTERED OVER THE GREAT LAKES.

LOZ062-063-222130-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO SODUS BAY-
941 AM EDT WED MAY 22 2013

.THIS AFTERNOON...NORTHEAST WINDS LESS THAN 10 KNOTS BECOMING
SOUTHEAST. A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY.
SHOWERS AND THUNDERSTORMS LIKELY LATE. WAVES 1 FOOT OR
LESS. SOME THUNDERSTORMS COULD BE SEVERE.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST.
SHOWERS. WAVES 1 TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS. OCCASIONAL RAIN.
WAVES BUILDING TO 3 TO 5 FEET.
.FRIDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST. A CHANCE
OF SHOWERS. WAVES 3 TO 5 FEET.
.SATURDAY AND SUNDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2
FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ064-065-222130-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO THE SAINT LAWRENCE
RIVER-
941 AM EDT WED MAY 22 2013

.THIS AFTERNOON...NORTHEAST WINDS LESS THAN 10 KNOTS BECOMING
SOUTH. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR
LESS. SOME THUNDERSTORMS COULD BE SEVERE.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST. SHOWERS.
WAVES 1 TO 2 FEET.
.THURSDAY NIGHT...NORTH WINDS INCREASING TO 15 TO 20 KNOTS.
OCCASIONAL RAIN. WAVES BUILDING TO 3 TO 5 FEET.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST. SHOWERS
LIKELY. WAVES 3 TO 5 FEET.
.SATURDAY AND SUNDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO
3 FEET.

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-222130-
MAFOR 2215/
ONTARIO WEST 1/2 11200 11300 12409 11416 12516 11526. A CHANCE OF
THUNDERSTORMS OVERNIGHT. WAVES 2 FEET OR LESS.

ONTARIO EAST 1/2 11100 11300 11409 11309 11406 13416. A CHANCE OF
SHOWERS AND THUNDERSTORMS THIS AFTERNOON. A CHANCE OF
THUNDERSTORMS OVERNIGHT. WAVES 2 FEET OR LESS.

$$

LOMBARDY
National Weather Service Weather Forecast Office
