Seaford station location
Station location

Sea Conditions at

Long Island New York USA
Latitude 40 degrees 38.9 minutes North
Longitude 73 degrees 29.5 minutes West

A service of LIShore.

Page last updated 07/23/2017 20:32 EDT

Station status: Station operating normally.
Bay Tide on Seaman's Creek at Seaman's Neck Park.
See notes below regarding level references.
Time 07/23 20:24 Highest, last 24 hr Lowest, last 24 hr
Water level 2.3 feet ( 0.7 meters) MSL
3.5 feet NGVD29
2.5 feet ( 0.8 meters) MSL
3.6 feet NGVD29
at 07/22 21:00
-1.1 feet (-0.3 meters) MSL
0.0 feet NGVD29
at 07/23 15:48
Tide Tide is flooding.
Rate of change: 0.6 feet/hr
( 0.17 meters/hr).
Water temperature 77 deg F (25deg C) 80 deg F (27deg C)
at 07/23 17:18
76deg F (25 deg C)
at 07/23 12:24


  1. Real-time data are unchecked and preliminary. Please read this disclaimer.
  2. MSL = measurement referenced to Mean Sea Level. Seasonal and weather system biases highly affect estuarine water levels, therefore the MSL datum for this station is preliminary until data are collected over a sufficient length of time to define it accurately.
  3. NGVD29 = measurement referenced to National Geodetic Vertical Datum of 1929.

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