NOAA logo-Select to go to the NOAA homepage National Weather Service      Select to go to the NWS homepage
Meterorolgical Development Laboratory banner
 
 
Main Site
Mirror Site
About
Manual
Disclaimer
Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
Naples, FL
St Petersburg, FL
Clearwater, FL
Cedar Key, FL
Apalachicola, FL
Panama City, FL
Pensacola, FL
Waveland, MS
Grand Isle, LA
Sabine Pass, TX
Galveston, TX
Freeport, TX
Port Aransas, TX
Padre Island, TX
Surge List
Gulf Coast
PLEASE NOTE that zero is now at Mean Lower Low Water (MLLW).
This is the old default datum.
#Chesapeake Bay Br Tunnel, VA : 04/18/2014 20:21:44 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 00Z,  -0.10,   2.42,   2.56,  99.90,   0.24,
04/17 01Z,  -0.10,   2.97,   3.14,  99.90,   0.27,
04/17 02Z,  -0.20,   3.17,   3.36,  99.90,   0.39,  (max)
04/17 03Z,  -0.20,   2.99,   3.20,  99.90,   0.41,
04/17 04Z,  -0.20,   2.49,   2.76,  99.90,   0.47,
04/17 05Z,  -0.20,   1.75,   1.96,  99.90,   0.41,
04/17 06Z,  -0.10,   0.93,   1.09,  99.90,   0.26,
04/17 07Z,  -0.10,   0.24,   0.49,  99.90,   0.35,
04/17 08Z,  -0.10,  -0.09,   0.15,  99.90,   0.34,  (min)
04/17 09Z,  -0.10,  -0.00,   0.19,  99.90,   0.29,
04/17 10Z,  -0.10,   0.42,   0.58,  99.90,   0.26,
04/17 11Z,  -0.10,   1.03,   1.23,  99.90,   0.30,
04/17 12Z,  -0.10,   1.73,   2.01,  99.90,   0.38,
04/17 13Z,  -0.10,   2.33,   2.70,  99.90,   0.47,
04/17 14Z,  -0.10,   2.65,   3.17,  99.90,   0.62,
04/17 15Z,  -0.10,   2.61,   3.20,  99.90,   0.69,  (max)
04/17 16Z,   0.00,   2.25,   2.90,  99.90,   0.65,
04/17 17Z,   0.00,   1.67,   2.29,  99.90,   0.62,
04/17 18Z,   0.00,   0.96,   1.56,  99.90,   0.60,
04/17 19Z,   0.00,   0.32,   0.99,  99.90,   0.67,
04/17 20Z,   0.00,  -0.04,   0.77,  99.90,   0.81,  (min)
04/17 21Z,   0.00,   0.03,   0.84,  99.90,   0.81,
04/17 22Z,   0.00,   0.46,   1.34,  99.90,   0.88,
04/17 23Z,   0.00,   1.12,   1.98,  99.90,   0.86,
04/18 00Z,   0.00,   1.89,   2.71,  99.90,   0.82,
04/18 01Z,   0.10,   2.60,   3.49,  99.90,   0.79,
04/18 02Z,   0.10,   3.07,   4.01,  99.90,   0.84,
04/18 03Z,   0.10,   3.16,   4.14,  99.90,   0.88,  (max)
04/18 04Z,   0.10,   2.87,   3.90,  99.90,   0.93,
04/18 05Z,   0.10,   2.31,   3.29,  99.90,   0.88,
04/18 06Z,   0.00,   1.55,   2.42,  99.90,   0.87,
04/18 07Z,   0.00,   0.75,   1.61,  99.90,   0.86,
04/18 08Z,   0.00,   0.15,   1.05,  99.90,   0.90,
04/18 09Z,   0.00,  -0.08,   0.89,  99.90,   0.97,  (min)
04/18 10Z,   0.00,   0.10,   1.10,  99.90,   1.00,
04/18 11Z,   0.00,   0.57,   1.43,  99.90,   0.86,
04/18 12Z,   0.00,   1.21,   1.91,  99.90,   0.70,
04/18 13Z,   0.00,   1.88,   2.47,  99.90,   0.59,
04/18 14Z,   0.00,   2.42,   3.14,  99.90,   0.72,
04/18 15Z,   0.00,   2.64,   3.40,  99.90,   0.76,  (max)
04/18 16Z,   0.00,   2.51,   3.21,  99.90,   0.70,
04/18 17Z,   0.00,   2.10,   2.74,  99.90,   0.64,
04/18 18Z,   0.00,   1.50,   2.11,  99.90,   0.61,
04/18 19Z,   0.00,   0.81,   1.36,  99.90,   0.55,
04/18 20Z,   0.00,   0.23,   0.90,  99.90,   0.67,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 21Z,   0.00,  -0.02,  99.90,   0.63,   0.66,  (min)
04/18 22Z,   0.00,   0.13,  99.90,   0.77,   0.64,
04/18 23Z,   0.00,   0.61,  99.90,   1.24,   0.63,
04/19 00Z,   0.00,   1.29,  99.90,   1.91,   0.62,
04/19 01Z,   0.00,   2.04,  99.90,   2.64,   0.60,
04/19 02Z,   0.00,   2.70,  99.90,   3.29,   0.59,
04/19 03Z,   0.00,   3.08,  99.90,   3.65,   0.57,  (max)
04/19 04Z,   0.00,   3.08,  99.90,   3.64,   0.56,
04/19 05Z,   0.00,   2.73,  99.90,   3.28,   0.55,
04/19 06Z,   0.00,   2.14,  99.90,   2.68,   0.53,
04/19 07Z,   0.00,   1.40,  99.90,   1.92,   0.52,
04/19 08Z,   0.00,   0.65,  99.90,   1.16,   0.51,
04/19 09Z,   0.00,   0.13,  99.90,   0.64,   0.51,
04/19 10Z,   0.00,  -0.01,  99.90,   0.50,   0.51,  (min)
04/19 11Z,   0.00,   0.23,  99.90,   0.73,   0.51,
04/19 12Z,   0.00,   0.71,  99.90,   1.22,   0.51,
04/19 13Z,   0.00,   1.34,  99.90,   1.85,   0.51,
04/19 14Z,   0.00,   1.98,  99.90,   2.49,   0.51,
04/19 15Z,   0.00,   2.45,  99.90,   2.96,   0.51,
04/19 16Z,   0.00,   2.60,  99.90,   3.10,   0.51,  (max)
04/19 17Z,   0.10,   2.41,  99.90,   3.02,   0.51,
04/19 18Z,   0.10,   1.98,  99.90,   2.59,   0.51,
04/19 19Z,   0.10,   1.39,  99.90,   1.99,   0.51,
04/19 20Z,   0.10,   0.74,  99.90,   1.35,   0.51,
04/19 21Z,   0.10,   0.23,  99.90,   0.83,   0.51,
04/19 22Z,   0.10,   0.04,  99.90,   0.65,   0.51,  (min)
04/19 23Z,   0.10,   0.24,  99.90,   0.84,   0.51,
04/20 00Z,   0.10,   0.73,  99.90,   1.33,   0.51,
04/20 01Z,   0.20,   1.39,  99.90,   2.10,   0.51,
04/20 02Z,   0.20,   2.10,  99.90,   2.81,   0.51,
04/20 03Z,   0.20,   2.71,  99.90,   3.41,   0.51,
04/20 04Z,   0.20,   3.02,  99.90,   3.73,   0.51,  (max)
04/20 05Z,   0.20,   2.96,  99.90,   3.67,   0.51,
04/20 06Z,   0.20,   2.60,  99.90,   3.31,   0.51,
04/20 07Z,   0.20,   2.02,  99.90,   2.73,   0.51,
04/20 08Z,   0.20,   1.32,  99.90,   2.02,   0.51,
04/20 09Z,   0.30,   0.63,  99.90,   1.44,   0.51,
04/20 10Z,   0.30,   0.17,  99.90,   0.98,   0.51,  (min)
04/20 11Z,   0.40,   0.08,  99.90,   0.99,   0.51,
04/20 12Z,   0.40,   0.33,  99.90,   1.24,   0.51,
04/20 13Z,   0.40,   0.81,  99.90,   1.71,   0.51,
04/20 14Z,   0.40,   1.42,  99.90,   2.32,   0.51,
04/20 15Z,   0.40,   2.02,  99.90,   2.93,   0.51,
04/20 16Z,   0.40,   2.44,  99.90,   3.35,   0.51,
04/20 17Z,   0.40,   2.55,  99.90,   3.45,   0.51,  (max)
04/20 18Z,   0.50,   2.35,  99.90,   3.35,   0.51,
04/20 19Z,   0.50,   1.93,  99.90,   2.93,   0.51,
04/20 20Z,   0.50,   1.36,  99.90,   2.37,   0.51,
04/20 21Z,   0.50,   0.75,  99.90,   1.76,   0.51,
04/20 22Z,   0.50,   0.28,  99.90,   1.29,   0.51,
04/20 23Z,   0.50,   0.12,  99.90,   1.13,   0.51,  (min)
04/21 00Z,   0.50,   0.31,  99.90,   1.32,   0.51,
04/21 01Z,   0.50,   0.78,  99.90,   1.78,   0.51,
04/21 02Z,   0.50,   1.40,  99.90,   2.41,   0.51,
04/21 03Z,   0.50,   2.08,  99.90,   3.09,   0.51,
04/21 04Z,   0.50,   2.64,  99.90,   3.65,   0.51,
04/21 05Z,   0.50,   2.92,  99.90,   3.92,   0.51,  (max)
04/21 06Z,   0.50,   2.84,  99.90,   3.85,   0.51,
04/21 07Z,   0.50,   2.50,  99.90,   3.51,   0.51,
04/21 08Z,   0.50,   1.96,  99.90,   2.97,   0.51,
04/21 09Z,   0.50,   1.30,  99.90,   2.30,   0.51,
04/21 10Z,   0.50,   0.65,  99.90,   1.66,   0.51,
04/21 11Z,   0.50,   0.23,  99.90,   1.23,   0.51,
04/21 12Z,   0.50,   0.15,  99.90,   1.16,   0.51,  (min)
04/21 13Z,   0.50,   0.38,  99.90,   1.39,   0.51,
04/21 14Z,   0.50,   0.84,  99.90,   1.85,   0.51,
04/21 15Z,   0.40,   1.44,  99.90,   2.35,   0.51,
04/21 16Z,   0.40,   2.03,  99.90,   2.93,   0.51,
04/21 17Z,   0.40,   2.43,  99.90,   3.33,   0.51,  (max)
04/21 18Z,   0.30,   2.52,  99.90,   3.33,   0.51,
04/21 19Z,   0.30,   2.34,  99.90,   3.15,   0.51,
04/21 20Z,   0.30,   1.96,  99.90,   2.77,   0.51,
04/21 21Z,   0.30,   1.42,  99.90,   2.23,   0.51,
04/21 22Z,   0.30,   0.83,  99.90,   1.63,   0.51,
04/21 23Z,   0.30,   0.36,  99.90,   1.16,   0.51,
04/22 00Z,   0.30,   0.18,  99.90,   0.99,   0.51,  (min)
04/22 01Z,   0.20,   0.34,  99.90,   1.05,   0.51,
04/22 02Z,   0.20,   0.76,  99.90,   1.46,   0.51,
04/22 03Z,   0.20,   1.35,  99.90,   2.06,   0.51,
04/22 04Z,   0.20,   2.00,  99.90,   2.71,   0.51,
04/22 05Z,   0.20,   2.54,  99.90,   3.25,   0.51,
04/22 06Z,   0.10,   2.81,  99.90,   3.41,   0.51,  (max)
04/22 07Z,   0.10,   2.76,  99.90,   3.36,   0.51,
04/22 08Z,   0.20,   2.46,  99.90,   3.16,   0.51,
04/22 09Z,   0.20,   1.96,  99.90,   2.67,   0.51,
04/22 10Z,   0.10,   1.32,  99.90,   1.93,   0.51,
04/22 11Z,   0.10,   0.69,  99.90,   1.29,   0.51,
04/22 12Z,   0.10,   0.26,  99.90,   0.87,   0.51,

    US Dept of Commerce
    National Oceanic and Atmospheric Administration
    National Weather Service
    Meteorological Development Laboratory
Author mdl_webmaster@noaa.gov
1325 East West Highway
Silver Spring, MD 20910
Page last Modified: November 13, 2013.
Disclaimer
Privacy Policy