909
FZUS51 KBUF 201743
NSHBUF
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE BUFFALO NY
143 PM EDT MON APR 20 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE
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.
LEZ020-202115-
UPPER NIAGARA RIVER AND BUFFALO HARBOR-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
NORTHWEST WINDS AROUND 10 KNOTS BECOMING WEST.
PARTLY SUNNY.
TONIGHT
WEST WINDS 10 KNOTS OR LESS BECOMING SOUTH. BECOMING
MAINLY CLEAR.
TUESDAY
SOUTH WINDS 5 TO 15 KNOTS. PARTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS BECOMING LIGHT AND
VARIABLE. MOSTLY CLOUDY IN THE EVENING, THEN BECOMING PARTLY
CLOUDY.
WEDNESDAY
LIGHT AND VARIABLE WINDS. BECOMING MAINLY CLEAR.
THURSDAY
LIGHT AND VARIABLE WINDS. PARTLY CLOUDY.
FRIDAY
EAST WINDS 10 KNOTS OR LESS. A CHANCE OF SHOWERS FRIDAY
NIGHT.
THE WATER TEMPERATURE OFF BUFFALO IS 44 DEGREES.
LOZ030-202115-
LOWER NIAGARA RIVER-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
NORTHWEST WINDS AROUND 10 KNOTS. MOSTLY SUNNY.
TONIGHT
WEST WINDS LESS THAN 10 KNOTS. BECOMING MAINLY CLEAR.
TUESDAY
SOUTH WINDS 5 TO 15 KNOTS. PARTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS BECOMING LIGHT AND
VARIABLE. MOSTLY CLOUDY IN THE EVENING, THEN BECOMING PARTLY
CLOUDY.
WEDNESDAY
NORTH WINDS LESS THAN 10 KNOTS. BECOMING MAINLY
CLEAR.
THURSDAY
LIGHT AND VARIABLE WINDS. PARTLY CLOUDY.
FRIDAY
EAST WINDS 10 KNOTS OR LESS. A CHANCE OF SHOWERS FRIDAY
NIGHT.
LEZ040-041-202115-
BUFFALO TO RIPLEY ALONG LAKE ERIE-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
WEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTH.
MAINLY CLEAR. WAVES 1 FOOT OR LESS.
TUESDAY
SOUTH WINDS 10 TO 15 KNOTS. MOSTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST.
A CHANCE OF SHOWERS. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WINDS LESS THAN 10 KNOTS. A CHANCE OF RAIN
SHOWERS DURING THE DAY. WAVES 1 FOOT OR LESS.
THURSDAY
LIGHT AND VARIABLE WINDS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
FRIDAY
EAST WINDS LESS THAN 10 KNOTS. A CHANCE OF SHOWERS
FRIDAY NIGHT. WAVES 1 FOOT OR LESS.
LOZ042-202115-
NIAGARA RIVER TO HAMLIN BEACH ALONG LAKE ONTARIO-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST.
SUNNY. WAVES 1 TO 3 FEET.
TONIGHT
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 KNOTS OR
LESS. BECOMING MAINLY CLEAR. WAVES 1 TO 3 FEET SUBSIDING TO
1 FOOT OR LESS.
TUESDAY
SOUTH WINDS 10 TO 15 KNOTS. PARTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
TUESDAY NIGHT
SOUTH WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WINDS LESS THAN 10 KNOTS BECOMING
NORTHWEST. BECOMING MAINLY CLEAR. WAVES 1 FOOT OR LESS.
THURSDAY
NORTHEAST WINDS 10 KNOTS OR LESS BECOMING EAST.
PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
EAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS FRIDAY
NIGHT. WAVES 1 TO 3 FEET.
LOZ043-202115-
HAMLIN BEACH TO SODUS BAY ALONG LAKE ONTARIO
INCLUDING IRONDEQUOIT BAY-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST.
SUNNY. WAVES 2 TO 3 FEET.
TONIGHT
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. MAINLY
CLEAR. WAVES 1 TO 3 FEET.
TUESDAY
SOUTH WINDS 5 TO 10 KNOTS. PARTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WINDS 10 KNOTS OR LESS BECOMING NORTHWEST.
BECOMING MAINLY CLEAR. WAVES 1 FOOT OR LESS.
THURSDAY
NORTH WINDS 10 KNOTS OR LESS BECOMING EAST. PARTLY TO
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
EAST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS FRIDAY
NIGHT. WAVES 1 TO 3 FEET.
THE WATER TEMPERATURE OFF ROCHESTER IS 43 DEGREES.
LOZ044-202115-
SODUS BAY TO MEXICO BAY ALONG LAKE ONTARIO-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST.
SUNNY. WAVES 2 TO 3 FEET.
TONIGHT
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. MAINLY
CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
TUESDAY
SOUTH WINDS 5 TO 10 KNOTS. PARTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST.
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
EAST WINDS 10 KNOTS OR LESS BECOMING NORTHWEST.
MOSTLY CLOUDY, THEN CLEARING. WAVES 1 FOOT OR LESS.
THURSDAY
NORTH WINDS LESS THAN 10 KNOTS. PARTLY TO MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST. A CHANCE
OF SHOWERS FRIDAY NIGHT. WAVES 2 FEET OR LESS.
LOZ045-202115-
MEXICO BAY TO THE SAINT LAWRENCE RIVER ALONG LAKE ONTARIO-
143 PM EDT MON APR 20 2026
THIS AFTERNOON
WEST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES
1 TO 3 FEET.
TONIGHT
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. BECOMING
MAINLY CLEAR. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.
TUESDAY
SOUTH WINDS 10 TO 15 KNOTS. PARTLY SUNNY IN THE
MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
TUESDAY NIGHT
SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST.
MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
WEDNESDAY
EAST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST.
BECOMING MAINLY CLEAR. WAVES 1 FOOT OR LESS.
THURSDAY
NORTH WINDS LESS THAN 10 KNOTS BECOMING NORTHEAST.
PARTLY TO MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
NORTHEAST WINDS 10 KNOTS OR LESS BECOMING EAST. A
CHANCE OF SHOWERS FRIDAY NIGHT. WAVES 1 FOOT OR LESS.
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