Merrick station location
Station location

Sea Conditions at

Long Island New York USA
Latitude 40 degrees 38.6 minutes North
Longitude 73 degrees 32.4 minutes West

A service of LIShore.

Last Updated on Oct 1 2016, 2:00 pm BST

STATUS NOTICE Fall 2013: The station at Merrick was destroyed by Superstorm Sandy and has been rebuilt.
Bay Tide
See notes below regarding level references.
Time 10/01 09:48 Highest, last 24 hr Lowest, last 24 hr
Water level 3.2 feet ( 1.0 meters) MSL
4.3 feet NGVD29
3.7 feet ( 1.1 meters) MSL
4.9 feet NGVD29
at 09/30 21:00
-0.1 feet (-0.0 meters) MSL
1.1 feet NGVD29
at 10/01 03:48
Tide Tide is turning.
Rate of change: 0.0 feet/hr
( 0.01 meters/hr).
Water temperature 63 deg F (18deg C) 65 deg F (18deg C)
at 09/30 10:18
60deg F (16 deg C)
at 10/01 02:32
Weather - note times below are GMT (EST+5 hours, EDT+4 hours)
Weather Observations at Merrick, NY, USA
Time Last Updated on Oct 1 2016, 2:00 pm BST   Maximum, last 24 hr Minimum, last 24 hr
Average wind speed 0 mph 21 mph
at 4:13am
Wind gust 0 mph [no data] mph
at [no data]
Wind direction Northwest : 321 deg true    
STDEV Wind Direction [no data] deg    
Wind speed change - 1 hour trend ND    
Air temperature 58.4 deg F (14.7 deg C) 59.5 deg F (15 deg C)
at 12:00am
57.4 deg F (13.89 deg C)
at 12:40pm
Barometric pressure 30 in Hg (1022 mbar) 30 in Hg (0 mbar)
at 1:29am
30 in Hg (0 mbar)
at 8:55am
Barometer - 1 hour trend Steady    


  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.
  4. Daily precipitation resets at solar midnight (midnight EST, 11:00pm EDT). Heated gauge converts frozen preciptation to liquid equivalent.

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latest.php was last modified: August 10 2016 15:35:24.