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.

Page last updated 09/25/2013 10:31 EDT

Bay Tide at the Smith Point Bridge.
See note below regarding MSL reference.
Time 05/29 08:54 Highest, last 24 hr Lowest, last 24 hr
Water level 4.3 feet ( 1.3 meters) MSL
5.4 feet NGVD29
5.3 feet ( 1.62 meters) MSL
6.4 feet NGVD29
at 05/29 03:06
4.3 feet ( 1.30 meters) MSL
5.3 feet NGVD29
at 05/28 10:06
Tide Tide is ebbing.
Rate of change: -0.2 feet/hr
(-0.06 meters/hr).
Water temperature 69 deg F (20 deg C) 72 deg F (22 deg C)
at 05/28 19:18
65 deg F (19 deg C)
at 05/28 16:12

Weather Observations at Smith Point Bridge
Time 05/30/16 12:30p EDT  Maximum, last 24 hr Minimum, last 24 hr
Average wind speed 13 mph 20.0 mph
at 10:05a
[no data] mph
at [no data]
Wind gust 20 mph [no data] mph
at [no data]
Wind direction SW : 223 deg true    
STDEV Wind Direction [no data] deg    
Wind speed change - 1 hour trend ND    
Air temperature 63.2 deg F (17.33 deg C) 63.7 deg F (0 deg C)
at 12:00a
62.1 deg F (0 deg C)
Barometric pressure 30 in Hg (1015 mbar) 30 in Hg (0 mbar)
at 12:49a
30 in Hg (0 mbar)
at 10:46a
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.
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