Port Jefferson, NY Tide Chart & Tide Times

NOAA tide station 8514560 · New York · updated Oct 24, 2026

Sat, Oct 24: High tide 10:24 AM (7.5 ft) and 10:51 PM (6.9 ft); low tide 4:14 AM (0.3 ft) and 4:48 PM (-0.1 ft).

Tide todayHigh 10:24 AM · High 10:51 PMLow 4:14 AM · Low 4:48 PM

Today's range7.5 ft-0.1 → 7.5 ft (MLLW)

Waves (buoy)Loading…NDBC 44025

Water temp (buoy)Loading…

WindLoading…

Sun7:14 AM – 5:58 PMFirst light 6:45 AM · Last light 6:26 PM

Buoy: NOAA NDBC 44025 (LONG ISLAND - 30 NM South of Islip, NY), 48 mi away. Buoy readings are recent observations, not a surf forecast. Wind: observed at NOAA CO-OPS station 8467150 (Bridgeport), 17 mi away; forecast from the NOAA National Weather Service (api.weather.gov).

Port Jefferson tides — next 3 days

Shaded = night · heights in feet above MLLW · local time

YesterdayFri, Oct 23

Low 3:31 AM 0.5 ft
High 9:42 AM 7.1 ft
Low 4:03 PM 0.3 ft
High 10:06 PM 6.7 ft

First light 6:44 AMSunrise 7:12 AMSunset 5:59 PMLast light 6:28 PM

TodaySat, Oct 24

Low 4:14 AM 0.3 ft
High 10:24 AM 7.5 ft
Low 4:48 PM -0.1 ft
High 10:51 PM 6.9 ft

First light 6:45 AMSunrise 7:14 AMSunset 5:58 PMLast light 6:26 PM

TomorrowSun, Oct 25

Low 4:57 AM 0.1 ft
High 11:06 AM 7.8 ft
Low 5:33 PM -0.3 ft
High 11:35 PM 7.0 ft

First light 6:46 AMSunrise 7:15 AMSunset 5:56 PMLast light 6:25 PM

MondayMon, Oct 26

Low 5:39 AM 0.1 ft
High 11:48 AM 8.0 ft
Low 6:18 PM -0.5 ft

First light 6:47 AMSunrise 7:16 AMSunset 5:55 PMLast light 6:24 PM

TuesdayTue, Oct 27

High 12:21 AM 7.0 ft
Low 6:23 AM 0.1 ft
High 12:33 PM 8.1 ft
Low 7:05 PM -0.5 ft

First light 6:48 AMSunrise 7:17 AMSunset 5:54 PMLast light 6:22 PM

Port Jefferson tide table — next 8 days

Fri, Oct 23	Low 3:31 AM 0.51 ft	High 9:42 AM 7.05 ft	Low 4:03 PM 0.32 ft	High 10:06 PM 6.74 ft
Sat, Oct 24	Low 4:14 AM 0.30 ft	High 10:24 AM 7.45 ft	Low 4:48 PM -0.05 ft	High 10:51 PM 6.91 ft
Sun, Oct 25	Low 4:57 AM 0.14 ft	High 11:06 AM 7.78 ft	Low 5:33 PM -0.34 ft	High 11:35 PM 7.00 ft
Mon, Oct 26	Low 5:39 AM 0.06 ft	High 11:48 AM 8.00 ft	Low 6:18 PM -0.51 ft
Tue, Oct 27	High 12:21 AM 7.00 ft	Low 6:23 AM 0.05 ft	High 12:33 PM 8.07 ft	Low 7:05 PM -0.52 ft
Wed, Oct 28	High 1:08 AM 6.91 ft	Low 7:10 AM 0.14 ft	High 1:21 PM 7.99 ft	Low 7:55 PM -0.39 ft
Thu, Oct 29	High 1:59 AM 6.75 ft	Low 8:01 AM 0.30 ft	High 2:14 PM 7.77 ft	Low 8:49 PM -0.17 ft
Fri, Oct 30	High 2:54 AM 6.57 ft	Low 8:57 AM 0.51 ft	High 3:10 PM 7.48 ft	Low 9:48 PM 0.09 ft
Sat, Oct 31	High 3:52 AM 6.42 ft	Low 10:00 AM 0.70 ft	High 4:11 PM 7.15 ft	Low 10:50 PM 0.32 ft

Times are local (standard/daylight). Heights in feet above MLLW.

Nearby tide stations

Port Jefferson Harbor Entrance, NY 1.7 mi
Cedar Beach, NY 2.0 mi
Mount Sinai Harbor, NY 2.1 mi
Patchogue, NY 14.1 mi
Northport, Northport Bay, NY 14.8 mi
Black Rock Harbor, CT 16.0 mi
Great River, Connetquot River, NY 16.1 mi
Sniffens Point, CT 16.5 mi

About this station

NOAA station ID: 8514560
Type: Reference (harmonic) station
Coordinates: 40.9500, -73.0767
Datum: MLLW (feet)
Time zone: America/New_York

FAQ

When is high tide today at Port Jefferson, NY?

On Sat, Oct 24, predicted high tide at Port Jefferson, NY is at 10:24 AM, 10:51 PM local time.

When is low tide today at Port Jefferson, NY?

On Sat, Oct 24, predicted low tide at Port Jefferson, NY is at 4:14 AM, 4:48 PM local time.

Where does this tide data come from?

Predictions come from NOAA's Center for Operational Oceanographic Products and Services (CO-OPS), station 8514560. Heights are in feet relative to Mean Lower Low Water (MLLW).