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.
#Sitka, AK : 10/22/2017 22:19:50 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/21 06Z,   0.10,   1.54,   1.34,  99.90,  -0.30,
10/21 07Z,   0.20,   3.90,   3.71,  99.90,  -0.39,
10/21 08Z,   0.20,   6.41,   6.25,  99.90,  -0.36,
10/21 09Z,   0.20,   8.47,   8.42,  99.90,  -0.25,
10/21 10Z,   0.20,   9.58,   9.53,  99.90,  -0.25,
10/21 11Z,   0.30,   9.52,   9.58,  99.90,  -0.24,  (max)
10/21 12Z,   0.20,   8.37,   8.53,  99.90,  -0.04,
10/21 13Z,   0.20,   6.48,   6.59,  99.90,  -0.09,
10/21 14Z,   0.20,   4.42,   4.54,  99.90,  -0.08,
10/21 15Z,   0.20,   2.76,   2.91,  99.90,  -0.05,
10/21 16Z,   0.30,   1.98,   2.16,  99.90,  -0.12,  (min)
10/21 17Z,   0.40,   2.32,   2.54,  99.90,  -0.18,
10/21 18Z,   0.30,   3.71,   3.98,  99.90,  -0.03,
10/21 19Z,   0.20,   5.80,   6.13,  99.90,   0.13,
10/21 20Z,   0.30,   8.04,   8.46,  99.90,   0.12,
10/21 21Z,   0.30,   9.84,  10.26,  99.90,   0.12,
10/21 22Z,   0.30,  10.70,  11.18,  99.90,   0.18,  (max)
10/21 23Z,   0.40,  10.35,  10.92,  99.90,   0.17,
10/22 00Z,   0.20,   8.82,   9.47,  99.90,   0.45,
10/22 01Z,   0.20,   6.45,   7.10,  99.90,   0.45,
10/22 02Z,   0.20,   3.77,   4.46,  99.90,   0.49,
10/22 03Z,   0.20,   1.41,   2.13,  99.90,   0.52,
10/22 04Z,   0.30,  -0.10,   0.66,  99.90,   0.46,
10/22 05Z,   0.30,  -0.41,   0.30,  99.90,   0.41,  (min)
10/22 06Z,   0.20,   0.51,   1.21,  99.90,   0.50,
10/22 07Z,   0.20,   2.41,   3.06,  99.90,   0.45,
10/22 08Z,   0.20,   4.81,   5.42,  99.90,   0.41,
10/22 09Z,   0.20,   7.10,   7.67,  99.90,   0.37,
10/22 10Z,   0.30,   8.75,   9.33,  99.90,   0.28,
10/22 11Z,   0.40,   9.40,   9.90,  99.90,   0.10,  (max)
10/22 12Z,   0.20,   8.95,   9.35,  99.90,   0.20,
10/22 13Z,   0.10,   7.60,   7.93,  99.90,   0.23,
10/22 14Z,   0.10,   5.77,   5.97,  99.90,   0.10,
10/22 15Z,   0.10,   4.01,   4.15,  99.90,   0.04,
10/22 16Z,   0.20,   2.83,   2.93,  99.90,  -0.10,
10/22 17Z,   0.30,   2.58,   2.65,  99.90,  -0.23,  (min)
10/22 18Z,   0.40,   3.35,   3.40,  99.90,  -0.35,
10/22 19Z,   0.40,   4.96,   4.95,  99.90,  -0.41,
10/22 20Z,   0.40,   6.98,   6.99,  99.90,  -0.39,
10/22 21Z,   0.40,   8.89,   8.83,  99.90,  -0.46,
10/22 22Z,   0.30,  10.15,  10.11,  99.90,  -0.34,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/22 23Z,   0.20,  10.39,  99.90,  10.29,  -0.31,  (max)
10/23 00Z,   0.10,   9.50,  99.90,   9.33,  -0.28,
10/23 01Z,   0.00,   7.64,  99.90,   7.39,  -0.25,
10/23 02Z,   0.00,   5.20,  99.90,   4.99,  -0.22,
10/23 03Z,   0.00,   2.75,  99.90,   2.56,  -0.18,
10/23 04Z,   0.00,   0.83,  99.90,   0.68,  -0.15,
10/23 05Z,   0.00,  -0.12,  99.90,  -0.25,  -0.12,  (min)
10/23 06Z,   0.00,   0.08,  99.90,  -0.01,  -0.09,
10/23 07Z,   0.10,   1.35,  99.90,   1.39,  -0.06,
10/23 08Z,   0.10,   3.36,  99.90,   3.43,  -0.03,
10/23 09Z,   0.00,   5.60,  99.90,   5.60,  -0.00,
10/23 10Z,   0.00,   7.54,  99.90,   7.57,   0.03,
10/23 11Z,   0.00,   8.73,  99.90,   8.77,   0.03,
10/23 12Z,   0.00,   8.96,  99.90,   8.99,   0.03,  (max)
10/23 13Z,   0.00,   8.25,  99.90,   8.28,   0.03,
10/23 14Z,   0.00,   6.87,  99.90,   6.90,   0.03,
10/23 15Z,   0.00,   5.25,  99.90,   5.29,   0.03,
10/23 16Z,   0.00,   3.90,  99.90,   3.93,   0.03,
10/23 17Z,   0.00,   3.20,  99.90,   3.24,   0.03,  (min)
10/23 18Z,   0.00,   3.39,  99.90,   3.42,   0.03,
10/23 19Z,   0.00,   4.43,  99.90,   4.46,   0.03,
10/23 20Z,   0.10,   6.05,  99.90,   6.19,   0.03,
10/23 21Z,   0.20,   7.84,  99.90,   8.07,   0.03,
10/23 22Z,   0.30,   9.29,  99.90,   9.62,   0.03,
10/23 23Z,   0.40,  10.00,  99.90,  10.43,   0.03,  (max)
10/24 00Z,   0.50,   9.72,  99.90,  10.25,   0.03,
10/24 01Z,   0.50,   8.46,  99.90,   8.99,   0.03,
10/24 02Z,   0.40,   6.48,  99.90,   6.91,   0.03,
10/24 03Z,   0.40,   4.19,  99.90,   4.62,   0.03,
10/24 04Z,   0.30,   2.11,  99.90,   2.44,   0.03,
10/24 05Z,   0.20,   0.69,  99.90,   0.93,   0.03,
10/24 06Z,   0.20,   0.24,  99.90,   0.47,   0.03,  (min)
10/24 07Z,   0.10,   0.82,  99.90,   0.95,   0.03,
10/24 08Z,   0.00,   2.26,  99.90,   2.29,   0.03,
10/24 09Z,   0.00,   4.19,  99.90,   4.22,   0.03,
10/24 10Z,   0.00,   6.14,  99.90,   6.17,   0.03,
10/24 11Z,   0.00,   7.67,  99.90,   7.70,   0.03,
10/24 12Z,  -0.10,   8.45,  99.90,   8.38,   0.03,  (max)
10/24 13Z,  -0.10,   8.38,  99.90,   8.31,   0.03,
10/24 14Z,  -0.10,   7.57,  99.90,   7.50,   0.03,
10/24 15Z,  -0.10,   6.31,  99.90,   6.24,   0.03,
10/24 16Z,  -0.10,   5.01,  99.90,   4.94,   0.03,
10/24 17Z,  -0.10,   4.07,  99.90,   4.00,   0.03,
10/24 18Z,  -0.20,   3.78,  99.90,   3.61,   0.03,  (min)
10/24 19Z,  -0.20,   4.25,  99.90,   4.08,   0.03,
10/24 20Z,  -0.20,   5.37,  99.90,   5.20,   0.03,
10/24 21Z,  -0.20,   6.84,  99.90,   6.67,   0.03,
10/24 22Z,  -0.20,   8.27,  99.90,   8.10,   0.03,
10/24 23Z,  -0.10,   9.25,  99.90,   9.18,   0.03,
10/25 00Z,  -0.10,   9.48,  99.90,   9.42,   0.03,  (max)
10/25 01Z,   0.00,   8.85,  99.90,   8.88,   0.03,
10/25 02Z,   0.00,   7.44,  99.90,   7.47,   0.03,
10/25 03Z,   0.00,   5.54,  99.90,   5.57,   0.03,
10/25 04Z,   0.00,   3.55,  99.90,   3.58,   0.03,
10/25 05Z,  -0.10,   1.89,  99.90,   1.83,   0.03,
10/25 06Z,  -0.10,   0.93,  99.90,   0.86,   0.03,
10/25 07Z,  -0.10,   0.84,  99.90,   0.77,   0.03,  (min)
10/25 08Z,  -0.20,   1.62,  99.90,   1.45,   0.03,
10/25 09Z,  -0.20,   3.04,  99.90,   2.87,   0.03,
10/25 10Z,  -0.20,   4.75,  99.90,   4.58,   0.03,
10/25 11Z,  -0.10,   6.37,  99.90,   6.30,   0.03,
10/25 12Z,  -0.10,   7.53,  99.90,   7.46,   0.03,
10/25 13Z,  -0.10,   8.03,  99.90,   7.96,   0.03,  (max)
10/25 14Z,  -0.20,   7.82,  99.90,   7.65,   0.03,
10/25 15Z,  -0.20,   7.05,  99.90,   6.88,   0.03,
10/25 16Z,  -0.20,   6.02,  99.90,   5.85,   0.03,
10/25 17Z,  -0.30,   5.04,  99.90,   4.77,   0.03,
10/25 18Z,  -0.30,   4.45,  99.90,   4.18,   0.03,
10/25 19Z,  -0.30,   4.42,  99.90,   4.15,   0.03,  (min)
10/25 20Z,  -0.30,   4.98,  99.90,   4.71,   0.03,
10/25 21Z,  -0.30,   6.01,  99.90,   5.74,   0.03,
10/25 22Z,  -0.20,   7.21,  99.90,   7.04,   0.03,
10/25 23Z,  -0.20,   8.27,  99.90,   8.10,   0.03,
10/26 00Z,  -0.20,   8.86,  99.90,   8.69,   0.03,  (max)
10/26 01Z,  -0.20,   8.78,  99.90,   8.61,   0.03,
10/26 02Z,  -0.20,   8.00,  99.90,   7.83,   0.03,
10/26 03Z,  -0.20,   6.63,  99.90,   6.46,   0.03,
10/26 04Z,  -0.30,   4.95,  99.90,   4.68,   0.03,
10/26 05Z,  -0.30,   3.30,  99.90,   3.03,   0.03,
10/26 06Z,  -0.30,   2.02,  99.90,   1.75,   0.03,
10/26 07Z,  -0.30,   1.38,  99.90,   1.11,   0.03,  (min)
10/26 08Z,  -0.30,   1.49,  99.90,   1.22,   0.03,
10/26 09Z,  -0.30,   2.28,  99.90,   2.02,   0.03,
10/26 10Z,  -0.20,   3.57,  99.90,   3.40,   0.03,
10/26 11Z,  -0.20,   5.03,  99.90,   4.86,   0.03,
10/26 12Z,  -0.20,   6.35,  99.90,   6.18,   0.03,
10/26 13Z,  99.90,   7.27,  99.90,  99.90,   0.03,
10/26 14Z,  99.90,   7.63,  99.90,  99.90,   0.03,
10/26 15Z,  99.90,   7.43,  99.90,  99.90,   0.03,
10/26 16Z,  99.90,   6.80,  99.90,  99.90,   0.03,
10/26 17Z,  99.90,   6.00,  99.90,  99.90,   0.03,
10/26 18Z,  99.90,   5.27,  99.90,  99.90,   0.03,

    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: September 29, 2017.
Disclaimer
Privacy Policy