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.
#Ketchikan, AK : 05/06/2016 08:20:13 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/04 12Z,  -0.20,   1.65,   1.26,  99.90,  -0.19,
05/04 13Z,  -0.20,  -0.31,  -0.71,  99.90,  -0.20,  (min)
05/04 14Z,  -0.30,  -0.23,  -0.66,  99.90,  -0.13,
05/04 15Z,  -0.30,   1.82,   1.36,  99.90,  -0.16,
05/04 16Z,  -0.30,   5.28,   4.73,  99.90,  -0.25,
05/04 17Z,  -0.30,   9.24,   8.58,  99.90,  -0.36,
05/04 18Z,  -0.40,  12.71,  11.89,  99.90,  -0.42,
05/04 19Z,  -0.40,  14.86,  13.94,  99.90,  -0.52,
05/04 20Z,  -0.40,  15.14,  14.18,  99.90,  -0.56,  (max)
05/04 21Z,  -0.40,  13.47,  12.61,  99.90,  -0.46,
05/04 22Z,  -0.40,  10.24,   9.59,  99.90,  -0.25,
05/04 23Z,  -0.40,   6.28,   5.78,  99.90,  -0.10,
05/05 00Z,  -0.40,   2.65,   2.26,  99.90,   0.01,
05/05 01Z,  -0.40,   0.37,   0.01,  99.90,   0.04,
05/05 02Z,  -0.40,   0.06,  -0.34,  99.90,   0.00,  (min)
05/05 03Z,  -0.40,   1.84,   1.37,  99.90,  -0.07,
05/05 04Z,  -0.40,   5.26,   4.71,  99.90,  -0.15,
05/05 05Z,  -0.40,   9.48,   8.93,  99.90,  -0.15,
05/05 06Z,  -0.40,  13.50,  12.90,  99.90,  -0.20,
05/05 07Z,  -0.50,  16.36,  15.73,  99.90,  -0.13,
05/05 08Z,  -0.50,  17.34,  16.71,  99.90,  -0.13,  (max)
05/05 09Z,  -0.50,  16.13,  15.44,  99.90,  -0.19,
05/05 10Z,  -0.50,  12.89,  12.16,  99.90,  -0.23,
05/05 11Z,  -0.40,   8.32,   7.58,  99.90,  -0.34,
05/05 12Z,  -0.40,   3.51,   2.82,  99.90,  -0.29,
05/05 13Z,  -0.40,  -0.31,  -0.88,  99.90,  -0.17,
05/05 14Z,  -0.40,  -2.16,  -2.65,  99.90,  -0.09,  (min)
05/05 15Z,  -0.40,  -1.61,  -2.11,  99.90,  -0.10,
05/05 16Z,  -0.40,   1.14,   0.59,  99.90,  -0.15,
05/05 17Z,  -0.40,   5.32,   4.63,  99.90,  -0.29,
05/05 18Z,  -0.40,   9.86,   8.96,  99.90,  -0.50,
05/05 19Z,  -0.40,  13.66,  12.71,  99.90,  -0.55,
05/05 20Z,  -0.40,  15.84,  14.79,  99.90,  -0.65,
05/05 21Z,  -0.40,  15.87,  14.83,  99.90,  -0.64,  (max)
05/05 22Z,  -0.40,  13.75,  12.90,  99.90,  -0.45,
05/05 23Z,  -0.30,  10.02,   9.35,  99.90,  -0.37,
05/06 00Z,  -0.30,   5.66,   5.06,  99.90,  -0.30,
05/06 01Z,  -0.20,   1.91,   1.36,  99.90,  -0.35,
05/06 02Z,  -0.20,  -0.17,  -0.78,  99.90,  -0.41,  (min)
05/06 03Z,  -0.20,   0.01,  -0.48,  99.90,  -0.29,
05/06 04Z,  -0.20,   2.42,   1.92,  99.90,  -0.30,
05/06 05Z,  -0.20,   6.43,   5.97,  99.90,  -0.26,
05/06 06Z,  -0.30,  11.03,  10.58,  99.90,  -0.15,
05/06 07Z,  -0.30,  15.14,  14.57,  99.90,  -0.27,
05/06 08Z,  -0.30,  17.76,  17.20,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/06 09Z,  -0.20,  18.21,  99.90,  17.76,  -0.25,  (max)
05/06 10Z,  -0.20,  16.25,  99.90,  15.80,  -0.25,
05/06 11Z,  -0.20,  12.20,  99.90,  11.76,  -0.24,
05/06 12Z,  -0.20,   6.94,  99.90,   6.50,  -0.24,
05/06 13Z,  -0.20,   1.75,  99.90,   1.31,  -0.24,
05/06 14Z,  -0.20,  -2.06,  99.90,  -2.49,  -0.23,
05/06 15Z,  -0.20,  -3.52,  99.90,  -3.95,  -0.23,  (min)
05/06 16Z,  -0.20,  -2.34,  99.90,  -2.76,  -0.22,
05/06 17Z,  -0.20,   1.09,  99.90,   0.67,  -0.22,
05/06 18Z,  -0.20,   5.82,  99.90,   5.41,  -0.21,
05/06 19Z,  -0.20,  10.69,  99.90,  10.28,  -0.21,
05/06 20Z,  -0.20,  14.55,  99.90,  14.14,  -0.21,
05/06 21Z,  -0.10,  16.52,  99.90,  16.21,  -0.21,  (max)
05/06 22Z,  -0.10,  16.15,  99.90,  15.85,  -0.21,
05/06 23Z,   0.00,  13.56,  99.90,  13.35,  -0.21,
05/07 00Z,   0.00,   9.43,  99.90,   9.22,  -0.21,
05/07 01Z,   0.00,   4.91,  99.90,   4.70,  -0.21,
05/07 02Z,   0.00,   1.31,  99.90,   1.10,  -0.21,
05/07 03Z,  -0.10,  -0.33,  99.90,  -0.64,  -0.21,  (min)
05/07 04Z,  -0.20,   0.45,  99.90,   0.05,  -0.21,
05/07 05Z,  -0.20,   3.44,  99.90,   3.03,  -0.21,
05/07 06Z,  -0.30,   7.84,  99.90,   7.33,  -0.21,
05/07 07Z,  -0.40,  12.56,  99.90,  11.95,  -0.21,
05/07 08Z,  -0.40,  16.47,  99.90,  15.87,  -0.21,
05/07 09Z,  -0.50,  18.64,  99.90,  17.93,  -0.21,  (max)
05/07 10Z,  -0.40,  18.43,  99.90,  17.83,  -0.21,
05/07 11Z,  -0.40,  15.74,  99.90,  15.14,  -0.21,
05/07 12Z,  -0.30,  11.05,  99.90,  10.54,  -0.21,
05/07 13Z,  -0.30,   5.40,  99.90,   4.89,  -0.21,
05/07 14Z,  -0.20,   0.18,  99.90,  -0.22,  -0.21,
05/07 15Z,  -0.20,  -3.28,  99.90,  -3.69,  -0.21,
05/07 16Z,  -0.20,  -4.16,  99.90,  -4.57,  -0.21,  (min)
05/07 17Z,  -0.20,  -2.34,  99.90,  -2.74,  -0.21,
05/07 18Z,  -0.30,   1.61,  99.90,   1.10,  -0.21,
05/07 19Z,  -0.30,   6.63,  99.90,   6.12,  -0.21,
05/07 20Z,  -0.30,  11.52,  99.90,  11.01,  -0.21,
05/07 21Z,  -0.20,  15.16,  99.90,  14.76,  -0.21,
05/07 22Z,  -0.20,  16.75,  99.90,  16.34,  -0.21,  (max)
05/07 23Z,  -0.20,  15.93,  99.90,  15.52,  -0.21,
05/08 00Z,  -0.10,  12.94,  99.90,  12.63,  -0.21,
05/08 01Z,  -0.10,   8.62,  99.90,   8.32,  -0.21,
05/08 02Z,  -0.10,   4.22,  99.90,   3.92,  -0.21,
05/08 03Z,  -0.20,   1.04,  99.90,   0.63,  -0.21,
05/08 04Z,  -0.20,  -0.01,  99.90,  -0.42,  -0.21,  (min)
05/08 05Z,  -0.30,   1.35,  99.90,   0.85,  -0.21,
05/08 06Z,  -0.30,   4.73,  99.90,   4.23,  -0.21,
05/08 07Z,  -0.40,   9.24,  99.90,   8.64,  -0.21,
05/08 08Z,  -0.40,  13.78,  99.90,  13.17,  -0.21,
05/08 09Z,  -0.40,  17.26,  99.90,  16.66,  -0.21,
05/08 10Z,  -0.40,  18.82,  99.90,  18.22,  -0.21,  (max)
05/08 11Z,  -0.40,  17.96,  99.90,  17.35,  -0.21,
05/08 12Z,  -0.40,  14.69,  99.90,  14.08,  -0.21,
05/08 13Z,  -0.40,   9.64,  99.90,   9.03,  -0.21,
05/08 14Z,  -0.40,   3.98,  99.90,   3.37,  -0.21,
05/08 15Z,  -0.40,  -0.89,  99.90,  -1.50,  -0.21,
05/08 16Z,  -0.40,  -3.77,  99.90,  -4.38,  -0.21,
05/08 17Z,  -0.50,  -4.00,  99.90,  -4.71,  -0.21,  (min)
05/08 18Z,  -0.50,  -1.67,  99.90,  -2.38,  -0.21,
05/08 19Z,  -0.60,   2.53,  99.90,   1.73,  -0.21,
05/08 20Z,  -0.60,   7.53,  99.90,   6.73,  -0.21,
05/08 21Z,  -0.50,  12.16,  99.90,  11.45,  -0.21,
05/08 22Z,  -0.50,  15.38,  99.90,  14.67,  -0.21,
05/08 23Z,  -0.40,  16.47,  99.90,  15.87,  -0.21,  (max)
05/09 00Z,  -0.30,  15.24,  99.90,  14.73,  -0.21,
05/09 01Z,  -0.30,  12.04,  99.90,  11.53,  -0.21,
05/09 02Z,  -0.30,   7.81,  99.90,   7.31,  -0.21,
05/09 03Z,  -0.30,   3.81,  99.90,   3.31,  -0.21,
05/09 04Z,  -0.30,   1.22,  99.90,   0.72,  -0.21,
05/09 05Z,  -0.40,   0.77,  99.90,   0.17,  -0.21,  (min)
05/09 06Z,  -0.50,   2.56,  99.90,   1.85,  -0.21,
05/09 07Z,  -0.50,   6.06,  99.90,   5.35,  -0.21,
05/09 08Z,  -0.60,  10.38,  99.90,   9.58,  -0.21,
05/09 09Z,  -0.60,  14.48,  99.90,  13.67,  -0.21,
05/09 10Z,  -0.50,  17.37,  99.90,  16.66,  -0.21,
05/09 11Z,  -0.50,  18.29,  99.90,  17.59,  -0.21,  (max)
05/09 12Z,  -0.40,  16.88,  99.90,  16.27,  -0.21,
05/09 13Z,  -0.40,  13.28,  99.90,  12.68,  -0.21,
05/09 14Z,  -0.40,   8.25,  99.90,   7.64,  -0.21,
05/09 15Z,  -0.40,   2.95,  99.90,   2.35,  -0.21,
05/09 16Z,  -0.40,  -1.30,  99.90,  -1.90,  -0.21,
05/09 17Z,  -0.50,  -3.48,  99.90,  -4.19,  -0.21,  (min)
05/09 18Z,  -0.50,  -3.16,  99.90,  -3.86,  -0.21,
05/09 19Z,  -0.50,  -0.54,  99.90,  -1.25,  -0.21,
05/09 20Z,  -0.50,   3.63,  99.90,   2.92,  -0.21,
05/09 21Z,  -0.50,   8.32,  99.90,   7.61,  -0.21,
05/09 22Z,  -0.40,  12.46,  99.90,  11.86,  -0.21,
05/09 23Z,  -0.40,  15.14,  99.90,  14.53,  -0.21,
05/10 00Z,  -0.30,  15.76,  99.90,  15.25,  -0.21,

    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