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
#Seldovia, AK : 11/13/2025 07:22:28 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/11 12Z,   0.40, -12.35, -12.58,  99.90,  -0.63,
11/11 13Z,   0.40,  -8.93,  -9.20,  99.90,  -0.67,
11/11 14Z,   0.30,  -5.66,  -5.88,  99.90,  -0.52,
11/11 15Z,   0.30,  -3.25,  -3.57,  99.90,  -0.62,
11/11 16Z,   0.20,  -2.19,  -2.58,  99.90,  -0.59,  (max)
11/11 17Z,   0.10,  -2.64,  -2.94,  99.90,  -0.40,
11/11 18Z,   0.20,  -4.34,  -4.53,  99.90,  -0.39,
11/11 19Z,   0.20,  -6.77,  -6.89,  99.90,  -0.32,
11/11 20Z,   0.20,  -9.26,  -9.36,  99.90,  -0.30,
11/11 21Z,   0.20, -11.03, -11.19,  99.90,  -0.36,
11/11 22Z,   0.20, -11.44, -11.56,  99.90,  -0.32,  (min)
11/11 23Z,   0.20, -10.47, -10.62,  99.90,  -0.35,
11/12 00Z,   0.30,  -8.60,  -8.83,  99.90,  -0.53,
11/12 01Z,   0.20,  -6.32,  -6.73,  99.90,  -0.61,
11/12 02Z,   0.00,  -4.11,  -4.77,  99.90,  -0.66,
11/12 03Z,   0.00,  -2.59,  -3.25,  99.90,  -0.66,
11/12 04Z,  -0.20,  -2.26,  -2.86,  99.90,  -0.40,  (max)
11/12 05Z,  -0.20,  -3.27,  -3.98,  99.90,  -0.51,
11/12 06Z,   0.00,  -5.45,  -6.07,  99.90,  -0.62,
11/12 07Z,   0.00,  -8.38,  -8.62,  99.90,  -0.24,
11/12 08Z,   0.00, -11.51, -11.54,  99.90,  -0.03,
11/12 09Z,  -0.10, -14.20, -14.10,  99.90,   0.20,
11/12 10Z,  -0.10, -15.74, -15.53,  99.90,   0.31,
11/12 11Z,  -0.10, -15.75, -15.58,  99.90,   0.27,  (min)
11/12 12Z,   0.00, -14.43, -14.34,  99.90,   0.09,
11/12 13Z,   0.00, -12.15, -12.17,  99.90,  -0.02,
11/12 14Z,   0.00,  -9.24,  -9.39,  99.90,  -0.15,
11/12 15Z,  -0.10,  -6.26,  -6.57,  99.90,  -0.21,
11/12 16Z,  -0.10,  -3.91,  -4.46,  99.90,  -0.45,
11/12 17Z,  -0.20,  -2.67,  -3.23,  99.90,  -0.36,
11/12 18Z,  -0.10,  -2.74,  -3.18,  99.90,  -0.34,  (max)
11/12 19Z,  -0.10,  -3.99,  -4.33,  99.90,  -0.24,
11/12 20Z,   0.00,  -6.08,  -6.17,  99.90,  -0.09,
11/12 21Z,   0.00,  -8.46,  -8.50,  99.90,  -0.04,
11/12 22Z,   0.00, -10.42, -10.62,  99.90,  -0.20,
11/12 23Z,  -0.10, -11.31, -11.54,  99.90,  -0.13,  (min)
11/13 00Z,   0.00, -11.02, -11.43,  99.90,  -0.41,
11/13 01Z,  -0.10,  -9.84, -10.37,  99.90,  -0.43,
11/13 02Z,  -0.10,  -8.02,  -8.49,  99.90,  -0.37,
11/13 03Z,  -0.20,  -5.97,  -6.48,  99.90,  -0.31,
11/13 04Z,  -0.10,  -4.30,  -4.82,  99.90,  -0.42,
11/13 05Z,  -0.10,  -3.51,  -3.98,  99.90,  -0.37,  (max)
11/13 06Z,   0.00,  -3.86,  -4.29,  99.90,  -0.43,
11/13 07Z,   0.00,  -5.29,  -5.75,  99.90,  -0.46,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/13 08Z,   0.00,  -7.56,  99.90,  -8.01,  -0.46,
11/13 09Z,   0.00, -10.26,  99.90, -10.71,  -0.45,
11/13 10Z,   0.10, -12.81,  99.90, -13.16,  -0.45,
11/13 11Z,   0.10, -14.48,  99.90, -14.82,  -0.45,
11/13 12Z,   0.20, -14.85,  99.90, -15.09,  -0.44,  (min)
11/13 13Z,   0.20, -13.99,  99.90, -14.23,  -0.44,
11/13 14Z,   0.10, -12.07,  99.90, -12.41,  -0.44,
11/13 15Z,   0.00,  -9.35,  99.90,  -9.79,  -0.44,
11/13 16Z,   0.00,  -6.41,  99.90,  -6.84,  -0.43,
11/13 17Z,   0.00,  -3.95,  99.90,  -4.38,  -0.43,
11/13 18Z,   0.00,  -2.51,  99.90,  -2.94,  -0.43,
11/13 19Z,   0.00,  -2.35,  99.90,  -2.77,  -0.42,  (max)
11/13 20Z,   0.00,  -3.44,  99.90,  -3.86,  -0.42,
11/13 21Z,   0.10,  -5.53,  99.90,  -5.85,  -0.42,
11/13 22Z,   0.20,  -8.15,  99.90,  -8.37,  -0.42,
11/13 23Z,   0.20, -10.53,  99.90, -10.75,  -0.42,
11/14 00Z,   0.20, -11.95,  99.90, -12.18,  -0.42,
11/14 01Z,   0.10, -12.22,  99.90, -12.54,  -0.42,  (min)
11/14 02Z,   0.00, -11.41,  99.90, -11.83,  -0.42,
11/14 03Z,   0.00,  -9.68,  99.90, -10.10,  -0.42,
11/14 04Z,   0.00,  -7.44,  99.90,  -7.86,  -0.42,
11/14 05Z,   0.00,  -5.37,  99.90,  -5.79,  -0.42,
11/14 06Z,   0.00,  -4.06,  99.90,  -4.48,  -0.42,
11/14 07Z,   0.00,  -3.83,  99.90,  -4.26,  -0.42,  (max)
11/14 08Z,   0.00,  -4.77,  99.90,  -5.19,  -0.42,
11/14 09Z,   0.10,  -6.71,  99.90,  -7.03,  -0.42,
11/14 10Z,   0.00,  -9.31,  99.90,  -9.73,  -0.42,
11/14 11Z,   0.00, -11.94,  99.90, -12.37,  -0.42,
11/14 12Z,   0.00, -13.80,  99.90, -14.23,  -0.42,
11/14 13Z,   0.00, -14.40,  99.90, -14.83,  -0.42,  (min)
11/14 14Z,   0.00, -13.72,  99.90, -14.14,  -0.42,
11/14 15Z,   0.10, -11.82,  99.90, -12.14,  -0.42,
11/14 16Z,   0.10,  -8.99,  99.90,  -9.32,  -0.42,
11/14 17Z,   0.10,  -5.91,  99.90,  -6.23,  -0.42,
11/14 18Z,   0.20,  -3.34,  99.90,  -3.57,  -0.42,
11/14 19Z,   0.30,  -1.86,  99.90,  -1.98,  -0.42,
11/14 20Z,   0.40,  -1.75,  99.90,  -1.78,  -0.42,  (max)
11/14 21Z,   0.50,  -3.04,  99.90,  -2.97,  -0.42,
11/14 22Z,   0.50,  -5.49,  99.90,  -5.42,  -0.42,
11/14 23Z,   0.50,  -8.58,  99.90,  -8.51,  -0.42,
11/15 00Z,   0.30, -11.43,  99.90, -11.56,  -0.42,
11/15 01Z,   0.10, -13.25,  99.90, -13.58,  -0.42,
11/15 02Z,   0.10, -13.75,  99.90, -14.07,  -0.42,  (min)
11/15 03Z,   0.20, -12.92,  99.90, -13.14,  -0.42,
11/15 04Z,   0.30, -10.89,  99.90, -11.01,  -0.42,
11/15 05Z,   0.50,  -8.20,  99.90,  -8.12,  -0.42,
11/15 06Z,   0.60,  -5.65,  99.90,  -5.47,  -0.42,
11/15 07Z,   0.60,  -3.90,  99.90,  -3.73,  -0.42,
11/15 08Z,   0.50,  -3.37,  99.90,  -3.29,  -0.42,  (max)
11/15 09Z,   0.40,  -4.15,  99.90,  -4.18,  -0.42,
11/15 10Z,   0.30,  -6.11,  99.90,  -6.24,  -0.42,
11/15 11Z,   0.30,  -8.87,  99.90,  -9.00,  -0.42,
11/15 12Z,   0.40, -11.68,  99.90, -11.70,  -0.42,
11/15 13Z,   0.50, -13.63,  99.90, -13.55,  -0.42,
11/15 14Z,   0.60, -14.21,  99.90, -14.03,  -0.42,  (min)
11/15 15Z,   0.60, -13.35,  99.90, -13.17,  -0.42,
11/15 16Z,   0.50, -11.15,  99.90, -11.07,  -0.42,
11/15 17Z,   0.50,  -8.02,  99.90,  -7.94,  -0.42,
11/15 18Z,   0.50,  -4.78,  99.90,  -4.70,  -0.42,
11/15 19Z,   0.60,  -2.25,  99.90,  -2.07,  -0.42,
11/15 20Z,   0.60,  -1.01,  99.90,  -0.83,  -0.42,  (max)
11/15 21Z,   0.60,  -1.31,  99.90,  -1.14,  -0.42,
11/15 22Z,   0.60,  -3.14,  99.90,  -2.96,  -0.42,
11/15 23Z,   0.60,  -6.19,  99.90,  -6.01,  -0.42,
11/16 00Z,   0.50,  -9.81,  99.90,  -9.74,  -0.42,
11/16 01Z,   0.40, -13.00,  99.90, -13.03,  -0.42,
11/16 02Z,   0.20, -14.92,  99.90, -15.14,  -0.42,
11/16 03Z,   0.10, -15.24,  99.90, -15.56,  -0.42,  (min)
11/16 04Z,   0.10, -13.97,  99.90, -14.29,  -0.42,
11/16 05Z,   0.10, -11.35,  99.90, -11.67,  -0.42,
11/16 06Z,   0.10,  -8.11,  99.90,  -8.43,  -0.42,
11/16 07Z,   0.20,  -5.16,  99.90,  -5.38,  -0.42,
11/16 08Z,   0.30,  -3.23,  99.90,  -3.35,  -0.42,
11/16 09Z,   0.20,  -2.72,  99.90,  -2.94,  -0.42,  (max)
11/16 10Z,   0.10,  -3.70,  99.90,  -4.02,  -0.42,
11/16 11Z,   0.00,  -5.96,  99.90,  -6.38,  -0.42,
11/16 12Z,   0.00,  -9.01,  99.90,  -9.43,  -0.42,
11/16 13Z,  -0.20, -11.93,  99.90, -12.56,  -0.42,
11/16 14Z,  -0.30, -13.76,  99.90, -14.48,  -0.42,
11/16 15Z,  -0.50, -14.00,  99.90, -14.92,  -0.42,  (min)
11/16 16Z,  -0.50, -12.64,  99.90, -13.57,  -0.42,
11/16 17Z,  -0.40,  -9.93,  99.90, -10.75,  -0.42,
11/16 18Z,  -0.30,  -6.47,  99.90,  -7.20,  -0.42,
11/16 19Z,  -0.10,  -3.21,  99.90,  -3.74,  -0.42,
11/16 20Z,   0.00,  -1.00,  99.90,  -1.42,  -0.42,
11/16 21Z,   0.00,  -0.32,  99.90,  -0.75,  -0.42,  (max)
11/16 22Z,   0.00,  -1.35,  99.90,  -1.77,  -0.42,
11/16 23Z,  -0.10,  -3.93,  99.90,  -4.46,  -0.42,
11/17 00Z,  -0.30,  -7.66,  99.90,  -8.38,  -0.42,