Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
732
FZUS61 KBUF 041735
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1235 PM EST SUN DEC 4 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.4 INCH HIGH DRAPED FROM JAMES BAY TO THE OHIO
VALLEY WILL CROSS LAKE ONTARIO...THEN A WEAK 29.9 INCH TROUGH
WILL CROSS THE LAKE TONIGHT AND EARLY MONDAY. IN ITS WAKE...A 30.2
INCH HIGH WILL QUICKLY BUILD ACROSS THE LOWER LAKES MONDAY
AFTERNOON AND NIGHT...BEFORE EXITING ACROSS THE SAINT LAWRENCE
VALLEY ON TUESDAY. ANOTHER 29.9 INCH TROUGH WILL THEN CROSS THE
LAKE TUESDAY NIGHT AND EARLY WEDNESDAY... BEFORE A MORE
SIGNIFICANT 28.7 INCH COASTAL LOW DEVELOPS NEAR THE GULF OF MAINE
LATE IN THE WEEK.

LOZ062-042215-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1235 PM EST SUN DEC 4 2016

.THIS AFTERNOON...EAST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. A CHANCE
OF RAIN THROUGH EARLY EVENING...THEN RAIN LIKELY WITH A CHANCE OF
SNOW LATE IN THE EVENING. RAIN AND SNOW AFTER MIDNIGHT. WAVES
1 TO 2 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO 20
KNOTS. A CHANCE OF RAIN SHOWERS IN THE MORNING. WAVES 2 FEET OR
LESS BUILDING TO 3 TO 5 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST. WAVES
2 TO 4 FEET SUBSIDING TO 1 FOOT OR LESS.
.TUESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO 15
KNOTS. A CHANCE OF RAIN DURING THE DAY...THEN RAIN TUESDAY NIGHT.
WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO
4 FEET.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN SHOWERS
DURING THE DAY...THEN A CHANCE OF RAIN AND SNOW SHOWERS WEDNESDAY
NIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 30 KNOTS.
SNOW AND RAIN LIKELY DURING THE DAY...THEN A CHANCE OF SNOW
SHOWERS THURSDAY NIGHT. WAVES 2 TO 4 FEET BUILDING TO 6 TO 9
FEET.

$$

LOZ063>065-042215-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1235 PM EST SUN DEC 4 2016

.THIS AFTERNOON...NORTHEAST WINDS 10 KNOTS OR LESS. WAVES 1 FOOT
OR LESS.
.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST. A CHANCE
OF RAIN AND SNOW LATE IN THE EVENING. SNOW AND RAIN AFTER
MIDNIGHT. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO 20
KNOTS. RAIN AND SNOW IN THE MORNING...THEN A CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 3 TO 6
FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. A CHANCE OF RAIN
DURING THE DAY...THEN RAIN TUESDAY NIGHT. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST. A CHANCE
OF RAIN SHOWERS DURING THE DAY...THEN A CHANCE OF RAIN AND SNOW
SHOWERS WEDNESDAY NIGHT. WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 30 KNOTS.
RAIN AND SNOW LIKELY DURING THE DAY...THEN SNOW SHOWERS LIKELY
THURSDAY NIGHT. WAVES 2 TO 4 FEET BUILDING TO 8 TO 11 FEET.

$$

LOZ061-042215-
MAFOR 0416/
ONTARIO WEST 1/2 11110 11200 11210 11310 12307 11407 11620. A
CHANCE OF RAIN THIS EVENING. A CHANCE OF RAIN SHOWERS MONDAY
MORNING. WAVES 2 FEET OR LESS THIS AFTERNOON AND TONIGHT. WAVES 2
FEET OR LESS BUILDING TO 2 TO 3 FEET MONDAY MORNING.

ONTARIO EAST 1/2 12100 11200 11300 12307 11417 11527. WAVES 2
FEET OR LESS THIS AFTERNOON AND TONIGHT. WAVES 1 TO 3 FEET MONDAY
MORNING.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.