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 Dec 3 2016, 1:25 pm GMT

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 12/03 08:26 Highest, last 24 hr Lowest, last 24 hr
Water level 0.8 feet ( 0.2 meters) MSL
1.9 feet NGVD29
2.3 feet ( 0.7 meters) MSL
3.4 feet NGVD29
at 12/02 09:57
-1.9 feet (-0.6 meters) MSL
-0.7 feet NGVD29
at 12/03 04:36
Tide Tide is flooding.
Rate of change: 0.7 feet/hr
( 0.20 meters/hr).
Water temperature 47 deg F ( 8deg C) 49 deg F (10deg C)
at 12/02 13:02
38deg F ( 4 deg C)
at 12/03 05:09
Weather - note times below are GMT (EST+5 hours, EDT+4 hours)
Weather Observations at Merrick, NY, USA
Time Last Updated on Dec 3 2016, 1:25 pm GMT   Maximum, last 24 hr Minimum, last 24 hr
Average wind speed 14 mph 32 mph
at 8:44am
Wind gust 0 mph [no data] mph
at [no data]
Wind direction Northwest : 316 deg true    
STDEV Wind Direction [no data] deg    
Wind speed change - 1 hour trend ND    
Air temperature 43.3 deg F (6.3 deg C) 47.9 deg F (8.33 deg C)
at 12:00am
41.8 deg F (5 deg C)
at 11:41am
Barometric pressure 29 in Hg (1015 mbar) 29 in Hg (0 mbar)
at 1:24pm
29 in Hg (0 mbar)
at 1:33am
Barometer - 1 hour trend Rising Rapidly    


  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.