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
Ketchikan, AK
Sitka, AK
Juneau, AK
Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
PLEASE NOTE that zero is now at Mean Lower Low Water (MLLW).
This is the old default datum.
#Chesapeake Bay Br Tunnel, VA : 05/05/2015 17:21:35 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/04 00Z,  -0.10,   2.88,   3.28,  99.90,   0.50,
05/04 01Z,  -0.10,   3.00,   3.39,  99.90,   0.49,  (max)
05/04 02Z,  -0.10,   2.80,   3.19,  99.90,   0.49,
05/04 03Z,  -0.10,   2.31,   2.69,  99.90,   0.48,
05/04 04Z,  -0.20,   1.60,   1.92,  99.90,   0.52,
05/04 05Z,  -0.20,   0.83,   1.09,  99.90,   0.46,
05/04 06Z,  -0.20,   0.27,   0.50,  99.90,   0.43,
05/04 07Z,  -0.30,   0.05,   0.23,  99.90,   0.48,  (min)
05/04 08Z,  -0.30,   0.19,   0.30,  99.90,   0.41,
05/04 09Z,  -0.30,   0.58,   0.69,  99.90,   0.41,
05/04 10Z,  -0.40,   1.16,   1.19,  99.90,   0.43,
05/04 11Z,  -0.40,   1.79,   1.81,  99.90,   0.42,
05/04 12Z,  -0.30,   2.30,   2.37,  99.90,   0.37,
05/04 13Z,  -0.30,   2.53,   2.68,  99.90,   0.45,  (max)
05/04 14Z,  -0.30,   2.45,   2.54,  99.90,   0.39,
05/04 15Z,  -0.30,   2.10,   2.15,  99.90,   0.35,
05/04 16Z,  -0.40,   1.53,   1.55,  99.90,   0.42,
05/04 17Z,  -0.40,   0.86,   0.86,  99.90,   0.40,
05/04 18Z,  -0.40,   0.32,   0.29,  99.90,   0.37,
05/04 19Z,  -0.40,   0.11,   0.00,  99.90,   0.29,  (min)
05/04 20Z,  -0.40,   0.27,   0.13,  99.90,   0.26,
05/04 21Z,  -0.40,   0.71,   0.63,  99.90,   0.32,
05/04 22Z,  -0.40,   1.33,   1.23,  99.90,   0.30,
05/04 23Z,  -0.40,   2.04,   1.93,  99.90,   0.29,
05/05 00Z,  -0.40,   2.66,   2.51,  99.90,   0.25,
05/05 01Z,  -0.40,   3.00,   2.82,  99.90,   0.22,
05/05 02Z,  -0.50,   2.99,   2.84,  99.90,   0.35,  (max)
05/05 03Z,  -0.50,   2.66,   2.50,  99.90,   0.34,
05/05 04Z,  -0.60,   2.07,   1.90,  99.90,   0.43,
05/05 05Z,  -0.60,   1.32,   1.12,  99.90,   0.40,
05/05 06Z,  -0.60,   0.59,   0.32,  99.90,   0.33,
05/05 07Z,  -0.60,   0.12,  -0.12,  99.90,   0.36,
05/05 08Z,  -0.60,   0.04,  -0.25,  99.90,   0.31,  (min)
05/05 09Z,  -0.70,   0.29,  -0.03,  99.90,   0.38,
05/05 10Z,  -0.70,   0.76,   0.44,  99.90,   0.38,
05/05 11Z,  -0.70,   1.38,   1.02,  99.90,   0.34,
05/05 12Z,  -0.70,   1.99,   1.60,  99.90,   0.31,
05/05 13Z,  -0.70,   2.42,   2.12,  99.90,   0.40,
05/05 14Z,  -0.70,   2.53,   2.23,  99.90,   0.40,  (max)
05/05 15Z,  -0.70,   2.34,   2.01,  99.90,   0.37,
05/05 16Z,  -0.70,   1.90,   1.59,  99.90,   0.39,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/05 17Z,  -0.70,   1.29,  99.90,   0.99,   0.40,
05/05 18Z,  -0.70,   0.64,  99.90,   0.36,   0.41,
05/05 19Z,  -0.70,   0.20,  99.90,  -0.08,   0.42,
05/05 20Z,  -0.70,   0.12,  99.90,  -0.15,   0.44,  (min)
05/05 21Z,  -0.70,   0.40,  99.90,   0.15,   0.45,
05/05 22Z,  -0.60,   0.92,  99.90,   0.78,   0.46,
05/05 23Z,  -0.60,   1.59,  99.90,   1.46,   0.47,
05/06 00Z,  -0.60,   2.28,  99.90,   2.17,   0.49,
05/06 01Z,  -0.70,   2.82,  99.90,   2.62,   0.50,
05/06 02Z,  -0.70,   3.04,  99.90,   2.85,   0.51,  (max)
05/06 03Z,  -0.70,   2.91,  99.90,   2.73,   0.52,
05/06 04Z,  -0.80,   2.47,  99.90,   2.21,   0.53,
05/06 05Z,  -0.80,   1.82,  99.90,   1.55,   0.53,
05/06 06Z,  -0.80,   1.06,  99.90,   0.79,   0.53,
05/06 07Z,  -0.70,   0.40,  99.90,   0.23,   0.53,
05/06 08Z,  -0.70,   0.05,  99.90,  -0.11,   0.53,  (min)
05/06 09Z,  -0.70,   0.09,  99.90,  -0.07,   0.53,
05/06 10Z,  -0.70,   0.44,  99.90,   0.27,   0.53,
05/06 11Z,  -0.60,   0.97,  99.90,   0.90,   0.53,
05/06 12Z,  -0.60,   1.59,  99.90,   1.53,   0.53,
05/06 13Z,  -0.60,   2.16,  99.90,   2.09,   0.53,
05/06 14Z,  -0.60,   2.49,  99.90,   2.42,   0.53,
05/06 15Z,  -0.60,   2.49,  99.90,   2.42,   0.53,  (max)
05/06 16Z,  -0.50,   2.20,  99.90,   2.23,   0.53,
05/06 17Z,  -0.50,   1.70,  99.90,   1.73,   0.53,
05/06 18Z,  -0.50,   1.07,  99.90,   1.11,   0.53,
05/06 19Z,  -0.40,   0.48,  99.90,   0.62,   0.53,
05/06 20Z,  -0.40,   0.14,  99.90,   0.28,   0.53,  (min)
05/06 21Z,  -0.40,   0.18,  99.90,   0.32,   0.53,
05/06 22Z,  -0.40,   0.56,  99.90,   0.69,   0.53,
05/06 23Z,  -0.40,   1.14,  99.90,   1.27,   0.53,
05/07 00Z,  -0.40,   1.82,  99.90,   1.95,   0.53,
05/07 01Z,  -0.40,   2.47,  99.90,   2.60,   0.53,
05/07 02Z,  -0.40,   2.91,  99.90,   3.05,   0.53,
05/07 03Z,  -0.40,   3.02,  99.90,   3.15,   0.53,  (max)
05/07 04Z,  -0.40,   2.77,  99.90,   2.91,   0.53,
05/07 05Z,  -0.30,   2.27,  99.90,   2.50,   0.53,
05/07 06Z,  -0.30,   1.58,  99.90,   1.82,   0.53,
05/07 07Z,  -0.30,   0.85,  99.90,   1.08,   0.53,
05/07 08Z,  -0.30,   0.27,  99.90,   0.51,   0.53,
05/07 09Z,  -0.20,   0.04,  99.90,   0.38,   0.53,  (min)
05/07 10Z,  -0.20,   0.19,  99.90,   0.52,   0.53,
05/07 11Z,  -0.20,   0.60,  99.90,   0.93,   0.53,
05/07 12Z,  -0.20,   1.16,  99.90,   1.49,   0.53,
05/07 13Z,  -0.20,   1.77,  99.90,   2.10,   0.53,
05/07 14Z,  -0.20,   2.27,  99.90,   2.61,   0.53,
05/07 15Z,  -0.20,   2.50,  99.90,   2.84,   0.53,  (max)
05/07 16Z,  -0.20,   2.41,  99.90,   2.74,   0.53,
05/07 17Z,  -0.20,   2.05,  99.90,   2.39,   0.53,
05/07 18Z,  -0.20,   1.52,  99.90,   1.86,   0.53,
05/07 19Z,  -0.20,   0.91,  99.90,   1.25,   0.53,
05/07 20Z,  -0.20,   0.38,  99.90,   0.72,   0.53,
05/07 21Z,  -0.20,   0.14,  99.90,   0.48,   0.53,  (min)
05/07 22Z,  -0.20,   0.28,  99.90,   0.61,   0.53,
05/07 23Z,  -0.10,   0.71,  99.90,   1.15,   0.53,
05/08 00Z,  -0.10,   1.32,  99.90,   1.75,   0.53,
05/08 01Z,  -0.10,   1.98,  99.90,   2.42,   0.53,
05/08 02Z,  -0.20,   2.58,  99.90,   2.92,   0.53,
05/08 03Z,  -0.20,   2.93,  99.90,   3.27,   0.53,
05/08 04Z,  -0.20,   2.94,  99.90,   3.27,   0.53,  (max)
05/08 05Z,  -0.20,   2.62,  99.90,   2.95,   0.53,
05/08 06Z,  -0.10,   2.07,  99.90,   2.51,   0.53,
05/08 07Z,  -0.10,   1.39,  99.90,   1.83,   0.53,
05/08 08Z,  -0.10,   0.70,  99.90,   1.14,   0.53,
05/08 09Z,  -0.10,   0.22,  99.90,   0.65,   0.53,
05/08 10Z,  -0.10,   0.08,  99.90,   0.52,   0.53,  (min)
05/08 11Z,  -0.10,   0.30,  99.90,   0.73,   0.53,
05/08 12Z,  -0.10,   0.74,  99.90,   1.18,   0.53,
05/08 13Z,  -0.10,   1.31,  99.90,   1.75,   0.53,
05/08 14Z,  -0.10,   1.90,  99.90,   2.34,   0.53,
05/08 15Z,  -0.10,   2.35,  99.90,   2.78,   0.53,
05/08 16Z,  -0.10,   2.50,  99.90,   2.93,   0.53,  (max)
05/08 17Z,  -0.10,   2.33,  99.90,   2.77,   0.53,
05/08 18Z,  -0.10,   1.94,  99.90,   2.38,   0.53,
05/08 19Z,  -0.10,   1.41,  99.90,   1.84,   0.53,
05/08 20Z,  -0.10,   0.82,  99.90,   1.26,   0.53,
05/08 21Z,  -0.10,   0.35,  99.90,   0.79,   0.53,
05/08 22Z,  -0.10,   0.18,  99.90,   0.61,   0.53,  (min)
05/08 23Z,  -0.10,   0.37,  99.90,   0.80,   0.53,
05/09 00Z,  -0.10,   0.83,  99.90,   1.26,   0.53,
05/09 01Z,  -0.10,   1.43,  99.90,   1.86,   0.53,
05/09 02Z,  -0.10,   2.07,  99.90,   2.51,   0.53,
05/09 03Z,  -0.10,   2.62,  99.90,   3.05,   0.53,
05/09 04Z,  -0.10,   2.90,  99.90,   3.33,   0.53,  (max)
05/09 05Z,  -0.20,   2.83,  99.90,   3.16,   0.53,
05/09 06Z,  -0.20,   2.47,  99.90,   2.81,   0.53,
05/09 07Z,  -0.20,   1.92,  99.90,   2.26,   0.53,
05/09 08Z,  -0.20,   1.26,  99.90,   1.60,   0.53,
05/09 09Z,  -0.20,   0.62,  99.90,   0.96,   0.53,
05/09 10Z,  -0.20,   0.20,  99.90,   0.54,   0.53,
05/09 11Z,  -0.20,   0.13,  99.90,   0.47,   0.53,  (min)
05/09 12Z,  -0.20,   0.38,  99.90,   0.72,   0.53,

    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