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 Aug 27 2016, 8:10 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 08/27 16:12 Highest, last 24 hr Lowest, last 24 hr
Water level 2.4 feet ( 0.7 meters) MSL
3.5 feet NGVD29
2.4 feet ( 0.7 meters) MSL
3.5 feet NGVD29
at 08/27 16:12
-1.4 feet (-0.4 meters) MSL
-0.2 feet NGVD29
at 08/27 11:00
Tide Tide is flooding.
Rate of change: 0.5 feet/hr
( 0.15 meters/hr).
Water temperature 77 deg F (25deg C) 77 deg F (25deg C)
at 08/26 17:54
75deg F (24 deg C)
at 08/27 06:54
Weather - note times below are GMT (EST+5 hours, EDT+4 hours)
Weather Observations at Merrick, NY, USA
Time Last Updated on Aug 27 2016, 8:10 pm BST   Maximum, last 24 hr Minimum, last 24 hr
Average wind speed 7 mph 17 mph
at 5:22pm
Wind gust 0 mph [no data] mph
at [no data]
Wind direction Southeast : 146 deg true    
STDEV Wind Direction [no data] deg    
Wind speed change - 1 hour trend ND    
Air temperature 81.3 deg F (27.4 deg C) 86.5 deg F (30 deg C)
at 12:00am
71.7 deg F (21.67 deg C)
at 9:21am
Barometric pressure 30 in Hg (1021 mbar) 30 in Hg (0 mbar)
at 3:04pm
29 in Hg (0 mbar)
at 12:02am
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.