EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
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
#Anchorage, AK : 10/09/2026 17:22:49 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/08 00Z,  -0.10,  23.85,  99.90,  99.90,  99.90,
10/08 01Z,  -0.10,  28.68,  99.90,  99.90,  99.90,
10/08 02Z,  -0.10,  30.12,  99.90,  99.90,  99.90,
10/08 03Z,  -0.10,  28.46,  99.90,  99.90,  99.90,
10/08 04Z,  -0.10,  24.62,  99.90,  99.90,  99.90,
10/08 05Z,  -0.10,  19.51,  99.90,  99.90,  99.90,
10/08 06Z,  -0.10,  13.40,  99.90,  99.90,  99.90,
10/08 07Z,  -0.20,   6.79,  99.90,  99.90,  99.90,
10/08 08Z,  -0.20,   2.68,  99.90,  99.90,  99.90,
10/08 09Z,  -0.20,   3.88,  99.90,  99.90,  99.90,
10/08 10Z,  -0.30,   9.05,  99.90,  99.90,  99.90,
10/08 11Z,  -0.30,  15.50,  99.90,  99.90,  99.90,
10/08 12Z,  -0.30,  22.13,  99.90,  99.90,  99.90,
10/08 13Z,  -0.30,  27.42,  99.90,  99.90,  99.90,
10/08 14Z,  -0.30,  29.50,  99.90,  99.90,  99.90,
10/08 15Z,  -0.30,  28.26,  99.90,  99.90,  99.90,
10/08 16Z,  -0.30,  24.64,  99.90,  99.90,  99.90,
10/08 17Z,  -0.20,  19.67,  99.90,  99.90,  99.90,
10/08 18Z,  -0.30,  13.86,  99.90,  99.90,  99.90,
10/08 19Z,  -0.30,   7.24,  99.90,  99.90,  99.90,
10/08 20Z,  -0.30,   1.68,  99.90,  99.90,  99.90,
10/08 21Z,  -0.30,   0.83,  99.90,  99.90,  99.90,
10/08 22Z,  -0.30,   5.24,   4.76,  99.90,  -0.18,
10/08 23Z,  -0.30,  12.14,  13.43,  99.90,   1.59,
10/09 00Z,  -0.40,  19.66,  20.26,  99.90,   1.00,
10/09 01Z,  -0.40,  26.56,  25.62,  99.90,  -0.54,
10/09 02Z,  -0.30,  30.71,  29.27,  99.90,  -1.14,
10/09 03Z,  -0.30,  31.12,  30.25,  99.90,  -0.57,  (max)
10/09 04Z,  -0.30,  28.49,  27.38,  99.90,  -0.81,
10/09 05Z,  -0.30,  23.86,  21.95,  99.90,  -1.61,
10/09 06Z,  -0.30,  18.06,  16.26,  99.90,  -1.50,
10/09 07Z,  -0.30,  11.21,  10.85,  99.90,  -0.06,
10/09 08Z,  -0.30,   4.25,   6.04,  99.90,   2.09,
10/09 09Z,  -0.30,   0.69,   1.74,  99.90,   1.35,
10/09 10Z,  -0.30,   3.01,   0.75,  99.90,  -1.96,  (min)
10/09 11Z,  -0.30,   9.27,   9.90,  99.90,   0.93,
10/09 12Z,  -0.40,  16.70,  17.64,  99.90,   1.34,
10/09 13Z,  -0.30,  23.95,  23.49,  99.90,  -0.16,
10/09 14Z,  -0.30,  29.09,  27.80,  99.90,  -0.99,
10/09 15Z,  -0.30,  30.48,  29.91,  99.90,  -0.27,  (max)
10/09 16Z,  -0.30,  28.46,  28.23,  99.90,   0.07,
10/09 17Z,  -0.30,  24.22,  23.41,  99.90,  -0.51,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/09 18Z,  -0.40,  18.85,  99.90,  17.97,  -0.48,
10/09 19Z,  -0.40,  12.76,  99.90,  11.92,  -0.44,
10/09 20Z,  -0.40,   6.12,  99.90,   5.31,  -0.41,
10/09 21Z,  -0.40,   1.38,  99.90,   0.61,  -0.37,  (min)
10/09 22Z,  -0.40,   2.05,  99.90,   1.31,  -0.34,
10/09 23Z,  -0.40,   7.79,  99.90,   7.09,  -0.30,
10/10 00Z,  -0.50,  15.42,  99.90,  14.65,  -0.27,
10/10 01Z,  -0.50,  23.03,  99.90,  22.30,  -0.24,
10/10 02Z,  -0.50,  29.17,  99.90,  28.47,  -0.20,
10/10 03Z,  -0.50,  31.89,  99.90,  31.22,  -0.17,  (max)
10/10 04Z,  -0.50,  30.86,  99.90,  30.23,  -0.13,
10/10 05Z,  -0.50,  27.17,  99.90,  26.57,  -0.10,
10/10 06Z,  -0.50,  21.89,  99.90,  21.29,  -0.10,
10/10 07Z,  -0.50,  15.70,  99.90,  15.10,  -0.10,
10/10 08Z,  -0.50,   8.63,  99.90,   8.03,  -0.10,
10/10 09Z,  -0.50,   2.05,  99.90,   1.45,  -0.10,
10/10 10Z,  -0.50,  -0.20,  99.90,  -0.80,  -0.10,  (min)
10/10 11Z,  -0.40,   3.65,  99.90,   3.15,  -0.10,
10/10 12Z,  -0.40,  10.97,  99.90,  10.47,  -0.10,
10/10 13Z,  -0.40,  18.93,  99.90,  18.44,  -0.10,
10/10 14Z,  -0.30,  26.03,  99.90,  25.63,  -0.10,
10/10 15Z,  -0.30,  30.27,  99.90,  29.87,  -0.10,
10/10 16Z,  -0.30,  30.51,  99.90,  30.11,  -0.10,  (max)
10/10 17Z,  -0.20,  27.59,  99.90,  27.30,  -0.10,
10/10 18Z,  -0.20,  22.86,  99.90,  22.56,  -0.10,
10/10 19Z,  -0.20,  17.35,  99.90,  17.06,  -0.10,
10/10 20Z,  -0.20,  11.37,  99.90,  11.08,  -0.10,
10/10 21Z,  -0.20,   5.32,  99.90,   5.03,  -0.10,
10/10 22Z,  -0.30,   2.08,  99.90,   1.68,  -0.10,  (min)
10/10 23Z,  -0.30,   4.65,  99.90,   4.25,  -0.10,
10/11 00Z,  -0.40,  11.61,  99.90,  11.12,  -0.10,
10/11 01Z,  -0.40,  19.45,  99.90,  18.95,  -0.10,
10/11 02Z,  -0.40,  26.37,  99.90,  25.87,  -0.10,
10/11 03Z,  -0.40,  30.95,  99.90,  30.45,  -0.10,
10/11 04Z,  -0.40,  31.79,  99.90,  31.30,  -0.10,  (max)
10/11 05Z,  -0.40,  29.27,  99.90,  28.77,  -0.10,
10/11 06Z,  -0.40,  24.69,  99.90,  24.19,  -0.10,
10/11 07Z,  -0.40,  19.05,  99.90,  18.55,  -0.10,
10/11 08Z,  -0.50,  12.84,  99.90,  12.24,  -0.10,
10/11 09Z,  -0.60,   6.06,  99.90,   5.36,  -0.10,
10/11 10Z,  -0.60,   0.57,  99.90,  -0.13,  -0.10,
10/11 11Z,  -0.60,   0.20,  99.90,  -0.50,  -0.10,  (min)
10/11 12Z,  -0.60,   5.70,  99.90,   5.00,  -0.10,
10/11 13Z,  -0.60,  13.75,  99.90,  13.05,  -0.10,
10/11 14Z,  -0.50,  21.60,  99.90,  21.00,  -0.10,
10/11 15Z,  -0.50,  27.81,  99.90,  27.21,  -0.10,
10/11 16Z,  -0.50,  30.65,  99.90,  30.05,  -0.10,  (max)
10/11 17Z,  -0.50,  29.62,  99.90,  29.03,  -0.10,
10/11 18Z,  -0.40,  25.94,  99.90,  25.44,  -0.10,
10/11 19Z,  -0.40,  20.93,  99.90,  20.43,  -0.10,
10/11 20Z,  -0.30,  15.54,  99.90,  15.14,  -0.10,
10/11 21Z,  -0.30,  10.02,  99.90,   9.62,  -0.10,
10/11 22Z,  -0.30,   5.08,  99.90,   4.68,  -0.10,
10/11 23Z,  -0.30,   3.81,  99.90,   3.41,  -0.10,  (min)
10/12 00Z,  -0.20,   8.34,  99.90,   8.04,  -0.10,
10/12 01Z,  -0.20,  16.11,  99.90,  15.81,  -0.10,
10/12 02Z,  -0.20,  23.45,  99.90,  23.16,  -0.10,
10/12 03Z,  -0.10,  28.93,  99.90,  28.74,  -0.10,
10/12 04Z,  -0.10,  31.49,  99.90,  31.30,  -0.10,  (max)
10/12 05Z,  -0.10,  30.41,  99.90,  30.21,  -0.10,
10/12 06Z,  -0.10,  26.62,  99.90,  26.42,  -0.10,
10/12 07Z,  -0.10,  21.44,  99.90,  21.24,  -0.10,
10/12 08Z,  -0.20,  15.73,  99.90,  15.44,  -0.10,
10/12 09Z,  -0.20,   9.83,  99.90,   9.53,  -0.10,
10/12 10Z,  -0.30,   3.85,  99.90,   3.45,  -0.10,
10/12 11Z,  -0.30,   0.05,  99.90,  -0.34,  -0.10,  (min)
10/12 12Z,  -0.30,   1.87,  99.90,   1.47,  -0.10,
10/12 13Z,  -0.30,   8.81,  99.90,   8.41,  -0.10,
10/12 14Z,  -0.30,  17.01,  99.90,  16.62,  -0.10,
10/12 15Z,  -0.30,  24.08,  99.90,  23.69,  -0.10,
10/12 16Z,  -0.30,  28.91,  99.90,  28.51,  -0.10,
10/12 17Z,  -0.30,  30.22,  99.90,  29.82,  -0.10,  (max)
10/12 18Z,  -0.30,  28.08,  99.90,  27.69,  -0.10,
10/12 19Z,  -0.30,  23.85,  99.90,  23.45,  -0.10,
10/12 20Z,  -0.40,  18.73,  99.90,  18.24,  -0.10,
10/12 21Z,  -0.40,  13.66,  99.90,  13.16,  -0.10,
10/12 22Z,  -0.40,   8.90,  99.90,   8.41,  -0.10,
10/12 23Z,  -0.40,   5.50,  99.90,   5.00,  -0.10,  (min)
10/13 00Z,  -0.40,   6.44,  99.90,   5.94,  -0.10,
10/13 01Z,  -0.40,  12.65,  99.90,  12.15,  -0.10,
10/13 02Z,  -0.40,  20.54,  99.90,  20.04,  -0.10,
10/13 03Z,  -0.40,  26.70,  99.90,  26.20,  -0.10,
10/13 04Z,  -0.40,  30.28,  99.90,  29.79,  -0.10,
10/13 05Z,  -0.40,  30.76,  99.90,  30.26,  -0.10,  (max)
10/13 06Z,  -0.40,  28.04,  99.90,  27.54,  -0.10,
10/13 07Z,  -0.40,  23.34,  99.90,  22.85,  -0.10,
10/13 08Z,  -0.50,  17.85,  99.90,  17.26,  -0.10,
10/13 09Z,  -0.50,  12.32,  99.90,  11.72,  -0.10,
10/13 10Z,  -0.50,   7.03,  99.90,   6.44,  -0.10,
10/13 11Z,  -0.50,   2.32,  99.90,   1.72,  -0.10,
10/13 12Z,  -0.50,   0.62,  99.90,   0.02,  -0.10,