Smith Point Bridge
Smith Point Bridge
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Sea Conditions at

Shirley, Long Island New York USA
Latitude 40 degrees 44.29 minutes North
Longitude 72 degrees 52.12 minutes West

A service of LIShore

Station status 1/24/17: Tide is reporting in zone local (Eastern Daylight) time. Weather is reporting in Greenwich Mean Time (Eastern Daylight + 4 hours, 1600 GMT = noon EST). We will switch to zone local (EST and EDT) as soon as possible.

Bay Tide at the Smith Point Bridge.
See note below regarding MSL reference.
Time 05/23 12:30 Highest, last 24 hr Lowest, last 24 hr
Water level 0.3 feet ( 0.1 meters) MSL
1.3 feet NGVD29
1.4 feet ( 0.44 meters) MSL
2.5 feet NGVD29
at 05/22 19:48
-0.4 feet (-0.12 meters) MSL
0.7 feet NGVD29
at 05/22 13:12
Tide Tide is ebbing.
Rate of change: -0.4 feet/hr
(-0.11 meters/hr).
Water temperature 63 deg F (17 deg C) 64 deg F (18 deg C)
at 05/22 17:36
61 deg F (16 deg C)
at 05/22 20:48

Weather Observations at Smith Point Bridge
Time 05/23/17 4:43p GMT  Maximum, last 24 hr Minimum, last 24 hr
Average wind speed 11 mph 22.0 mph
at 12:36p
Wind gust 22 mph  
Wind direction NE : 41 deg true    
Air temperature 63.7 deg F (17.61 deg C) 63.7 deg F (0 deg C)
at 4:37p
55.3 deg F (0 deg C)
Barometric pressure 30 in Hg (1011 mbar) 30 in Hg (0 mbar)
at 1:14a
30 in Hg (0 mbar)
at 4:19p
Barometer - 1 hour trend Falling 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.

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latest.php was last modified: January 24 2017 14:29:09