Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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

000
FZUS61 KBUF 211431
GLFLO

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1031 AM EDT TUE MAR 21 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK 30.0 INCH HIGH OVER THE LAKE THIS MORNING WILL
GIVE WAY TO AN APPROACHING ARCTIC FRONT THAT WILL PASS OVER THE
LOWER GREAT LAKES DURING THE FIRST HALF OF TONIGHT. A 30.6 INCH
OVER THE UPPER GREAT LAKES LATE TONIGHT WILL THEN BUILD ACROSS
LAKE ONTARIO WEDNESDAY AND WEDNESDAY NIGHT. THE HIGH WILL DRIFT
SOUTHEAST AND OFF THE MID ATLANTIC COAST DURING THE DAY THURSDAY.
A WARM FRONT WILL EXTEND ACROSS THE LAKE LATE THURSDAY NIGHT AND
FRIDAY. HIGH PRESSURE WILL PASS TO THE NORTH OF THE LAKE FRIDAY
NIGHT AND SATURDAY.

LOZ062-212130-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1031 AM EDT TUE MAR 21 2017

.THIS AFTERNOON...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 2 FEET.
.TONIGHT...WEST WINDS TO 30 KNOTS BECOMING NORTHWEST. SCATTERED
SNOW SHOWERS LATE IN THE EVENING. WAVES 3 TO 5 FEET BUILDING TO
4 TO 7 FEET.
.WEDNESDAY...NORTH WINDS TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTH. A
CHANCE OF RAIN SHOWERS THURSDAY NIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH. RAIN.
WAVES 1 TO 3 FEET SUBSIDING TO 1 FOOT OR LESS.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. RAIN LIKELY DURING THE DAY...THEN RAIN AND SNOW LIKELY
SATURDAY NIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.

$$

LOZ063>065-212130-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1031 AM EDT TUE MAR 21 2017

.THIS AFTERNOON...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.TONIGHT...WEST WINDS TO 30 KNOTS BECOMING NORTHWEST. SCATTERED
RAIN AND SNOW SHOWERS LATE IN THE EVENING. SCATTERED FLURRIES
AFTER MIDNIGHT...THEN SCATTERED SNOW SHOWERS LATE. WAVES 3 TO
5 FEET BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS TO 30 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 15 TO 20 KNOTS. SCATTERED FLURRIES IN THE MORNING.
WAVES 4 TO 7 FEET SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO
10 TO 15 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS. RAIN. WAVES 1 TO 3 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. RAIN LIKELY DURING THE DAY...THEN RAIN AND SNOW LIKELY
SATURDAY NIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.

$$

LOZ061-212130-
MAFOR 2115/
ONTARIO WEST 1/2 11610 11620 11630 14740 11840. SCATTERED SNOW
SHOWERS THIS EVENING. WAVES 1 TO 3 FEET THIS AFTERNOON. WAVES 3
TO 5 FEET BUILDING TO 5 TO 8 FEET TONIGHT. WAVES 4 TO 7 FEET
WEDNESDAY MORNING.

ONTARIO EAST 1/2 12610 11630 13740 12830. SCATTERED RAIN AND SNOW
SHOWERS IN THE EVENING,...THEN SCATTERED SNOW SHOWERS OVERNIGHT.
SCATTERED SNOW SHOWERS WEDNESDAY MORNING. WAVES 1 TO 3 FEET THIS
AFTERNOON. WAVES 3 TO 5 FEET BUILDING TO 5 TO 8 FEET TONIGHT.
WAVES 4 TO 7 FEET WEDNESDAY MORNING.

$$



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