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.
#Portsmouth (Money Point), VA : 08/01/2014 03:22:00 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/30 12Z,   0.00,   0.93,   1.30,  99.90,   0.37,
07/30 13Z,   0.00,   1.53,   1.79,  99.90,   0.26,
07/30 14Z,   0.00,   2.17,   2.43,  99.90,   0.26,
07/30 15Z,   0.00,   2.74,   3.06,  99.90,   0.32,
07/30 16Z,   0.00,   3.07,   3.35,  99.90,   0.28,  (max)
07/30 17Z,   0.00,   3.03,   3.26,  99.90,   0.23,
07/30 18Z,   0.00,   2.64,   2.81,  99.90,   0.17,
07/30 19Z,   0.00,   2.04,   2.13,  99.90,   0.09,
07/30 20Z,   0.00,   1.38,   1.50,  99.90,   0.12,
07/30 21Z,   0.00,   0.81,   0.99,  99.90,   0.18,
07/30 22Z,   0.00,   0.49,   0.71,  99.90,   0.22,  (min)
07/30 23Z,   0.00,   0.55,   0.76,  99.90,   0.21,
07/31 00Z,   0.00,   0.94,   1.14,  99.90,   0.20,
07/31 01Z,   0.00,   1.50,   1.75,  99.90,   0.25,
07/31 02Z,   0.00,   2.10,   2.35,  99.90,   0.25,
07/31 03Z,   0.00,   2.65,   2.88,  99.90,   0.23,
07/31 04Z,   0.00,   3.02,   3.17,  99.90,   0.15,
07/31 05Z,   0.00,   3.05,   3.17,  99.90,   0.12,  (max)
07/31 06Z,   0.00,   2.70,   2.83,  99.90,   0.13,
07/31 07Z,   0.00,   2.10,   2.17,  99.90,   0.07,
07/31 08Z,   0.00,   1.43,   1.53,  99.90,   0.10,
07/31 09Z,   0.00,   0.83,   0.98,  99.90,   0.15,
07/31 10Z,   0.00,   0.43,   0.55,  99.90,   0.12,
07/31 11Z,   0.00,   0.38,   0.46,  99.90,   0.08,  (min)
07/31 12Z,  -0.10,   0.68,   0.75,  99.90,   0.17,
07/31 13Z,  -0.10,   1.21,   1.22,  99.90,   0.11,
07/31 14Z,  -0.10,   1.82,   1.82,  99.90,   0.10,
07/31 15Z,  -0.10,   2.43,   2.43,  99.90,   0.10,
07/31 16Z,  -0.10,   2.92,   2.99,  99.90,   0.17,
07/31 17Z,  -0.10,   3.11,   3.21,  99.90,   0.20,  (max)
07/31 18Z,  -0.10,   2.93,   2.98,  99.90,   0.15,
07/31 19Z,  -0.10,   2.44,   2.42,  99.90,   0.08,
07/31 20Z,  -0.10,   1.82,   1.82,  99.90,   0.10,
07/31 21Z,  -0.10,   1.21,   1.28,  99.90,   0.17,
07/31 22Z,  -0.10,   0.74,   0.80,  99.90,   0.16,
07/31 23Z,  -0.10,   0.55,   0.54,  99.90,   0.09,  (min)
08/01 00Z,  -0.10,   0.71,   0.75,  99.90,   0.14,
08/01 01Z,  -0.10,   1.14,   1.23,  99.90,   0.19,
08/01 02Z,  -0.10,   1.70,   1.71,  99.90,   0.11,
08/01 03Z,  -0.10,   2.26,   2.24,  99.90,   0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/01 04Z,  -0.10,   2.74,  99.90,   2.73,   0.09,
08/01 05Z,  -0.10,   2.99,  99.90,   2.99,   0.11,  (max)
08/01 06Z,  -0.20,   2.87,  99.90,   2.79,   0.12,
08/01 07Z,  -0.20,   2.41,  99.90,   2.35,   0.13,
08/01 08Z,  -0.20,   1.79,  99.90,   1.73,   0.15,
08/01 09Z,  -0.20,   1.16,  99.90,   1.13,   0.16,
08/01 10Z,  -0.20,   0.67,  99.90,   0.64,   0.18,
08/01 11Z,  -0.20,   0.41,  99.90,   0.40,   0.19,  (min)
08/01 12Z,  -0.20,   0.50,  99.90,   0.50,   0.20,
08/01 13Z,  -0.20,   0.89,  99.90,   0.91,   0.22,
08/01 14Z,  -0.20,   1.47,  99.90,   1.50,   0.23,
08/01 15Z,  -0.20,   2.09,  99.90,   2.14,   0.25,
08/01 16Z,  -0.20,   2.66,  99.90,   2.71,   0.25,
08/01 17Z,  -0.20,   3.05,  99.90,   3.10,   0.25,
08/01 18Z,  -0.20,   3.11,  99.90,   3.16,   0.25,  (max)
08/01 19Z,  -0.20,   2.81,  99.90,   2.85,   0.25,
08/01 20Z,  -0.20,   2.26,  99.90,   2.30,   0.25,
08/01 21Z,  -0.20,   1.65,  99.90,   1.70,   0.25,
08/01 22Z,  -0.20,   1.11,  99.90,   1.15,   0.25,
08/01 23Z,  -0.10,   0.73,  99.90,   0.88,   0.25,
08/02 00Z,  -0.10,   0.63,  99.90,   0.77,   0.25,  (min)
08/02 01Z,  -0.10,   0.85,  99.90,   0.99,   0.25,
08/02 02Z,  -0.10,   1.30,  99.90,   1.45,   0.25,
08/02 03Z,  -0.10,   1.85,  99.90,   1.99,   0.25,
08/02 04Z,  -0.10,   2.37,  99.90,   2.52,   0.25,
08/02 05Z,  -0.10,   2.78,  99.90,   2.92,   0.25,
08/02 06Z,  -0.10,   2.90,  99.90,   3.05,   0.25,  (max)
08/02 07Z,  -0.10,   2.67,  99.90,   2.81,   0.25,
08/02 08Z,  -0.10,   2.15,  99.90,   2.29,   0.25,
08/02 09Z,  -0.10,   1.53,  99.90,   1.68,   0.25,
08/02 10Z,  -0.10,   0.99,  99.90,   1.13,   0.25,
08/02 11Z,  -0.10,   0.59,  99.90,   0.74,   0.25,
08/02 12Z,  -0.10,   0.44,  99.90,   0.59,   0.25,  (min)
08/02 13Z,  -0.10,   0.62,  99.90,   0.77,   0.25,
08/02 14Z,  -0.10,   1.09,  99.90,   1.23,   0.25,
08/02 15Z,  -0.10,   1.70,  99.90,   1.85,   0.25,
08/02 16Z,  -0.10,   2.32,  99.90,   2.47,   0.25,
08/02 17Z,  -0.10,   2.84,  99.90,   2.99,   0.25,
08/02 18Z,  -0.10,   3.14,  99.90,   3.29,   0.25,  (max)
08/02 19Z,  -0.10,   3.08,  99.90,   3.23,   0.25,
08/02 20Z,  -0.10,   2.69,  99.90,   2.84,   0.25,
08/02 21Z,  -0.10,   2.13,  99.90,   2.27,   0.25,
08/02 22Z,  -0.10,   1.56,  99.90,   1.70,   0.25,
08/02 23Z,  -0.10,   1.07,  99.90,   1.21,   0.25,
08/03 00Z,  -0.10,   0.74,  99.90,   0.89,   0.25,
08/03 01Z,  -0.10,   0.68,  99.90,   0.83,   0.25,  (min)
08/03 02Z,  -0.10,   0.93,  99.90,   1.08,   0.25,
08/03 03Z,  -0.10,   1.40,  99.90,   1.55,   0.25,
08/03 04Z,  -0.10,   1.94,  99.90,   2.08,   0.25,
08/03 05Z,  -0.10,   2.43,  99.90,   2.58,   0.25,
08/03 06Z,  -0.10,   2.77,  99.90,   2.91,   0.25,
08/03 07Z,  -0.10,   2.80,  99.90,   2.94,   0.25,  (max)
08/03 08Z,  -0.10,   2.48,  99.90,   2.63,   0.25,
08/03 09Z,  -0.10,   1.95,  99.90,   2.09,   0.25,
08/03 10Z,  -0.10,   1.38,  99.90,   1.52,   0.25,
08/03 11Z,  -0.10,   0.89,  99.90,   1.04,   0.25,
08/03 12Z,  -0.10,   0.56,  99.90,   0.71,   0.25,
08/03 13Z,  -0.10,   0.48,  99.90,   0.62,   0.25,  (min)
08/03 14Z,  -0.10,   0.72,  99.90,   0.87,   0.25,
08/03 15Z,  -0.10,   1.24,  99.90,   1.38,   0.25,
08/03 16Z,  -0.10,   1.88,  99.90,   2.02,   0.25,
08/03 17Z,  -0.10,   2.49,  99.90,   2.64,   0.25,
08/03 18Z,  -0.10,   2.98,  99.90,   3.12,   0.25,
08/03 19Z,  -0.10,   3.20,  99.90,   3.34,   0.25,  (max)
08/03 20Z,  -0.10,   3.06,  99.90,   3.21,   0.25,
08/03 21Z,  -0.10,   2.63,  99.90,   2.78,   0.25,
08/03 22Z,  -0.10,   2.08,  99.90,   2.22,   0.25,
08/03 23Z,  -0.10,   1.53,  99.90,   1.68,   0.25,
08/04 00Z,  -0.10,   1.05,  99.90,   1.20,   0.25,
08/04 01Z,  -0.10,   0.73,  99.90,   0.88,   0.25,
08/04 02Z,  -0.10,   0.69,  99.90,   0.84,   0.25,  (min)
08/04 03Z,  -0.10,   0.96,  99.90,   1.11,   0.25,
08/04 04Z,  -0.10,   1.44,  99.90,   1.59,   0.25,
08/04 05Z,  -0.10,   1.98,  99.90,   2.13,   0.25,
08/04 06Z,  -0.10,   2.45,  99.90,   2.60,   0.25,
08/04 07Z,  -0.10,   2.73,  99.90,   2.88,   0.25,  (max)
08/04 08Z,  -0.10,   2.71,  99.90,   2.85,   0.25,
08/04 09Z,  -0.10,   2.37,  99.90,   2.51,   0.25,
08/04 10Z,  -0.10,   1.85,  99.90,   1.99,   0.25,
08/04 11Z,  -0.10,   1.32,  99.90,   1.46,   0.25,
08/04 12Z,  -0.10,   0.86,  99.90,   1.01,   0.25,
08/04 13Z,  -0.10,   0.54,  99.90,   0.69,   0.25,
08/04 14Z,  -0.10,   0.48,  99.90,   0.63,   0.25,  (min)
08/04 15Z,  -0.10,   0.77,  99.90,   0.91,   0.25,
08/04 16Z,  -0.10,   1.33,  99.90,   1.47,   0.25,
08/04 17Z,  -0.10,   1.99,  99.90,   2.14,   0.25,
08/04 18Z,  -0.10,   2.61,  99.90,   2.76,   0.25,
08/04 19Z,  99.90,   3.07,  99.90,  99.90,   0.25,
08/04 20Z,  99.90,   3.24,  99.90,  99.90,   0.25,
08/04 21Z,  99.90,   3.08,  99.90,  99.90,   0.25,
08/04 22Z,  99.90,   2.64,  99.90,  99.90,   0.25,
08/04 23Z,  99.90,   2.10,  99.90,  99.90,   0.25,
08/05 00Z,  99.90,   1.54,  99.90,  99.90,   0.25,

    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