629
FZUS61 KBUF 101737
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
137 PM EDT TUE MAR 10 2026
FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.
SYNOPSIS
A 29.8 INCH RIDGE WILL PERSIST THROUGH TODAY AS A
STATIONARY BOUNDARY LINGERS NEAR THE LOWER GREAT LAKES. 29.6
INCH LOW WILL RIPPLE ALONG THE BOUNDARY WEDNESDAY, WITH THIS WAVE
PASSING JUST TO THE WEST OF THE LAKE WEDNESDAY NIGHT. THIS LOW
WILL DEEPEN TO 29.4 INCHES AS IT MOVES ACROSS SOUTHERN QUEBEC
THURSDAY. A 30.2 INCH HIGH WILL MOVE ACROSS THE OHIO VALLEY AND MID-
ATLANTIC REGION THURSDAY NIGHT THROUGH FRIDAY. A 29.6 INCH SURFACE
LOW WILL PASS ACROSS THE LAKE FRIDAY NIGHT WITH A COLD FRONT, THEN
SHIFTING EAST OF THE LAKE SATURDAY.
LOZ062-102115-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
137 PM EDT TUE MAR 10 2026
...GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
MORNING...
THIS AFTERNOON
NORTH WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
A CHANCE OF SHOWERS LATE. WAVES AROUND 1 FOOT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST AND
INCREASING TO 15 TO 25 KNOTS. RAIN SHOWERS LIKELY EARLY, THEN A
CHANCE OF RAIN SHOWERS. RAIN SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS LATE. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
WEDNESDAY
EAST WINDS 15 TO 25 KNOTS BECOMING SOUTH AND
DIMINISHING TO 10 TO 15 KNOTS. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
WEDNESDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST
AND INCREASING TO 35 KNOT GALES OVERNIGHT. RAIN SHOWERS IN THE
EVENING, THEN A CHANCE OF RAIN AND SNOW SHOWERS OVERNIGHT. WAVES
2 TO 4 FEET BUILDING TO 7 TO 10 FEET. WAVES OCCASIONALLY AROUND
13 FEET.
THURSDAY
WEST WINDS TO 30 KNOTS BECOMING SOUTHWEST AND
DIMINISHING TO 10 TO 15 KNOTS. WAVES 7 TO 10 FEET SUBSIDING TO
1 TO 3 FEET. WAVES OCCASIONALLY AROUND 13 FEET.
FRIDAY
SOUTH GALES TO 35 KNOTS BECOMING SOUTHWEST. RAIN AND
SNOW DURING THE DAY, THEN A CHANCE OF SNOW SHOWERS AND RAIN
FRIDAY NIGHT. WAVES 3 TO 5 FEET BUILDING TO 10 TO 14 FEET. WAVES
OCCASIONALLY AROUND 18 FEET.
SATURDAY
WEST WINDS TO 30 KNOTS BECOMING EAST AND DIMINISHING
TO 10 TO 15 KNOTS. A CHANCE OF SNOW SHOWERS SATURDAY NIGHT. WAVES
9 TO 12 FEET SUBSIDING TO 3 TO 5 FEET. WAVES OCCASIONALLY AROUND
15 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ063>065-102115-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
137 PM EDT TUE MAR 10 2026
...GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
MORNING...
THIS AFTERNOON
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTH. A
CHANCE OF RAIN SHOWERS LATE. WAVES 2 FEET OR LESS.
TONIGHT
NORTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN
SHOWERS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET.
WEDNESDAY
EAST WINDS 15 TO 20 KNOTS BECOMING SOUTH. RAIN
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET.
WEDNESDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS BECOMING WEST AND
INCREASING TO 35 KNOT GALES OVERNIGHT. RAIN SHOWERS WITH A CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS WITH SNOW
SHOWERS LIKELY OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 8 TO
11 FEET. WAVES OCCASIONALLY AROUND 14 FEET.
THURSDAY
WEST WINDS TO 30 KNOTS DIMINISHING TO 10 TO 15 KNOTS.
SNOW SHOWERS LIKELY DURING THE DAY. WAVES 9 TO 13 FEET SUBSIDING
TO 3 TO 6 FEET. WAVES OCCASIONALLY AROUND 16 FEET.
FRIDAY
SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST AND INCREASING
TO 35 KNOT GALES. RAIN WITH SNOW LIKELY. WAVES 2 TO 4 FEET
BUILDING TO 13 TO 17 FEET. WAVES OCCASIONALLY AROUND 22 FEET.
SATURDAY
WEST WINDS TO 30 KNOTS BECOMING SOUTHEAST AND
DIMINISHING TO 10 TO 15 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES
13 TO 17 FEET SUBSIDING TO 3 TO 6 FEET. WAVES OCCASIONALLY AROUND
22 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ061-102115-
MAFOR 1015/
ONTARIO WEST 1/2 11700 11100 11110 12120 11220 11236 11226. A
CHANCE OF THUNDERSTORMS WEDNESDAY MORNING. WAVES 1 TO 2 FEET THIS
AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET TONIGHT.
WAVES 3 TO 5 FEET WEDNESDAY MORNING.
ONTARIO EAST 1/2 11510 11800 11110 11120 11130 11120 11220 11216.
A CHANCE OF THUNDERSTORMS WEDNESDAY MORNING. WAVES 2 FEET OR LESS
THIS AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
TONIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET WEDNESDAY
MORNING.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page