142
FZUS61 KBUF 160204
GLFLO
OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1004 PM EDT SUN MAR 15 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 29.5 INCH SURFACE LOW OVER THE MID-MISSISSIPPI VALLEY
WILL TRACK NORTHEASTWARD AND DEEPEN TO 28.9 INCHES JUST TO THE WEST
OF THE LAKE MONDAY MORNING, BEFORE PUSHING NORTHEASTWARD ACROSS
QUEBEC THROUGH TUESDAY. THIS LOW WILL SWEEP A STRONG COLD FRONT
ACROSS THE LAKE MONDAY AFTERNOON, WITH A 30.4 INCH HIGH BUILDING
ACROSS THE GREAT LAKES AND OHIO VALLEY TUESDAY. THE HIGH WILL THEN
SHIFT EAST OF THE LAKE WEDNESDAY AND REACH THE EAST COAST BY
WEDNESDAY EVENING. A 30.2 INCH HIGH WILL MOVE INTO THE GREAT LAKES
REGION THURSDAY.
LOZ062-160900-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1004 PM EDT SUN MAR 15 2026
...GALE WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...
OVERNIGHT
SOUTHEAST WINDS TO 30 KNOTS. A CHANCE OF
SHOWERS LATE. WAVES 4 TO 7 FEET. WAVES OCCASIONALLY AROUND
9 FEET.
MONDAY
SOUTHEAST WINDS TO 30 KNOTS BECOMING SOUTHWEST AND
INCREASING TO 35 KNOT GALES IN THE AFTERNOON. A CHANCE OF RAIN
SHOWERS EARLY, THEN RAIN SHOWERS FROM LATE MORNING ON. WAVES 4 TO
7 FEET BUILDING TO 9 TO 12 FEET. WAVES OCCASIONALLY AROUND
15 FEET.
MONDAY NIGHT
SOUTHWEST GALES TO 35 KNOTS BECOMING WEST. SNOW
AND RAIN SHOWERS LIKELY IN THE EVENING, THEN SNOW SHOWERS LIKELY
OVERNIGHT. WAVES 10 TO 15 FEET. WAVES OCCASIONALLY AROUND
19 FEET.
TUESDAY
WEST GALES TO 35 KNOTS. WAVES 10 TO 15 FEET SUBSIDING
TO 8 TO 11 FEET. WAVES OCCASIONALLY AROUND 19 FEET.
TUESDAY NIGHT
WEST WINDS TO 30 KNOTS DIMINISHING TO 10 TO
15 KNOTS. WAVES 6 TO 10 FEET SUBSIDING TO 3 TO 5 FEET. WAVES
OCCASIONALLY AROUND 13 FEET.
WEDNESDAY
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET.
THURSDAY
SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST. A CHANCE OF
RAIN AND SNOW SHOWERS DURING THE DAY, THEN A CHANCE OF RAIN
SHOWERS THURSDAY NIGHT. WAVES 1 TO 3 FEET.
FRIDAY
WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS.
A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET BUILDING TO 3 TO
6 FEET.
LOZ063>065-160900-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1004 PM EDT SUN MAR 15 2026
...GALE WARNING IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
EVENING...
OVERNIGHT
SOUTHEAST GALES TO 35 KNOTS. A CHANCE OF RAIN
SHOWERS LATE. WAVES 7 TO 11 FEET. WAVES OCCASIONALLY AROUND
14 FEET.
MONDAY
SOUTHEAST GALES TO 35 KNOTS BECOMING SOUTHWEST AND
DIMINISHING TO 30 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN
SHOWERS LATE IN THE MORNING. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 6 TO 10 FEET. WAVES
OCCASIONALLY AROUND 13 FEET.
MONDAY NIGHT
WEST WINDS TO 30 KNOTS INCREASING TO 40 KNOT
GALES. RAIN SHOWERS, SNOW SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SNOW SHOWERS OVERNIGHT. WAVES 9 TO 13 FEET
BUILDING TO 13 TO 17 FEET. WAVES OCCASIONALLY AROUND 22 FEET.
TUESDAY
WEST GALES TO 40 KNOTS DIMINISHING TO 35 KNOTS. A
CHANCE OF SNOW SHOWERS. WAVES 13 TO 18 FEET SUBSIDING TO 12 TO
16 FEET. WAVES OCCASIONALLY AROUND 23 FEET.
TUESDAY NIGHT
WEST GALES TO 35 KNOTS BECOMING NORTHWEST AND
DIMINISHING TO 15 TO 25 KNOTS. LAKE EFFECT SNOW SHOWERS LIKELY.
WAVES 11 TO 15 FEET SUBSIDING TO 4 TO 7 FEET. WAVES OCCASIONALLY
AROUND 19 FEET.
WEDNESDAY
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS. WAVES 3 TO 5 FEET.
THURSDAY
SOUTH WINDS 15 TO 20 KNOTS BECOMING WEST. A CHANCE OF
RAIN SHOWERS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET.
FRIDAY
WEST WINDS 15 TO 25 KNOTS BECOMING SOUTH. A CHANCE OF
RAIN SHOWERS DURING THE DAY, THEN RAIN SHOWERS LIKELY FRIDAY
NIGHT. WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET. WAVES
OCCASIONALLY AROUND 9 FEET.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
LOZ061-160900-
MAFOR 1603/
ONTARIO WEST 1/2...GALE WARNING IN EFFECT...14330 11546 11556
11557 11657. WAVES 5 TO 8 FEET, AND OCCASIONALLY AROUND 10 FEET
OVERNIGHT. WAVES 5 TO 9 FEET BUILDING TO 9 TO 12 FEET, AND
OCCASIONALLY AROUND 15 FEET MONDAY. WAVES 10 TO 13 FEET, AND
OCCASIONALLY AROUND 16 FEET MONDAY EVENING.
ONTARIO EAST 1/2 13350 11340 11440 11546 11646 11647. A CHANCE OF
THUNDERSTORMS MONDAY EVENING. WAVES 7 TO 11 FEET, AND
OCCASIONALLY AROUND 14 FEET OVERNIGHT. WAVES 6 TO 10 FEET, AND
OCCASIONALLY AROUND 13 FEET MONDAY. WAVES 9 TO 12 FEET, AND
OCCASIONALLY AROUND 15 FEET MONDAY EVENING.
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