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 Jun 28 2017, 8:25 am BST

Station status: Page update and weather are reporting in Greenwich Mean Time (Eastern Daylight time + 4 hours, 1600 GMT = noon EST). We will switch to zone local (EST and EDT) as soon as possible.
Bay Tide
See notes below regarding level references.
Time 06/28 04:30 Highest, last 24 hr Lowest, last 24 hr
Water level 0.2 feet ( 0.1 meters) MSL
1.3 feet NGVD29
3.2 feet ( 1.0 meters) MSL
4.4 feet NGVD29
at 06/28 00:18
-1.3 feet (-0.4 meters) MSL
-0.1 feet NGVD29
at 06/27 06:24
Tide Tide is ebbing.
Rate of change: -0.8 feet/hr
(-0.23 meters/hr).
Water temperature 66 deg F (19deg C) 69 deg F (21deg C)
at 06/27 15:36
66deg F (19 deg C)
at 06/27 05:24
Weather - note times below are GMT (EST+5 hours, EDT+4 hours)

Weather Observations at Merrick, NY, USA
Time Last Updated on Jun 28 2017, 8:25 am BST   Maximum, last 24 hr Minimum, last 24 hr
Average wind speed 4 mph 12 mph
at 7:26am
Wind direction Northwest : 305 deg true    
Air temperature 63.1 deg F (17.3 deg C) 69.5 deg F (20.56 deg C)
at 12:54am
63.1 deg F (17.22 deg C)
at 8:23am
Barometric pressure 30 in Hg (1017 mbar) 30 in Hg (0 mbar)
at 8:23am
29 in Hg (0 mbar)
at 12:00am
Barometer - 1 hour trend Rising Slowly    


  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: January 24 2017 13:44:11