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 : 11/15/2025 10:22:26 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/13 18Z,   0.00,  -2.51,  -2.84,  99.90,  -0.33,
11/13 19Z,   0.00,  -2.35,  -2.73,  99.90,  -0.38,  (max)
11/13 20Z,   0.00,  -3.44,  -3.74,  99.90,  -0.30,
11/13 21Z,   0.10,  -5.53,  -5.72,  99.90,  -0.29,
11/13 22Z,   0.10,  -8.15,  -8.13,  99.90,  -0.08,
11/13 23Z,   0.10, -10.53, -10.52,  99.90,  -0.09,
11/14 00Z,   0.00, -11.95, -12.12,  99.90,  -0.17,
11/14 01Z,  -0.10, -12.22, -12.41,  99.90,  -0.09,  (min)
11/14 02Z,   0.00, -11.41, -11.51,  99.90,  -0.10,
11/14 03Z,   0.00,  -9.68,  -9.79,  99.90,  -0.11,
11/14 04Z,   0.00,  -7.44,  -7.67,  99.90,  -0.23,
11/14 05Z,   0.00,  -5.37,  -5.64,  99.90,  -0.27,
11/14 06Z,  -0.20,  -4.06,  -4.29,  99.90,  -0.03,
11/14 07Z,  -0.10,  -3.83,  -4.07,  99.90,  -0.14,  (max)
11/14 08Z,   0.00,  -4.77,  -5.06,  99.90,  -0.29,
11/14 09Z,   0.10,  -6.71,  -6.92,  99.90,  -0.31,
11/14 10Z,   0.20,  -9.31,  -9.35,  99.90,  -0.24,
11/14 11Z,   0.20, -11.94, -11.86,  99.90,  -0.12,
11/14 12Z,   0.00, -13.80, -13.67,  99.90,   0.13,
11/14 13Z,   0.00, -14.40, -14.19,  99.90,   0.21,  (min)
11/14 14Z,   0.10, -13.72, -13.23,  99.90,   0.39,
11/14 15Z,   0.00, -11.82, -11.25,  99.90,   0.57,
11/14 16Z,   0.00,  -8.99,  -8.65,  99.90,   0.34,
11/14 17Z,   0.10,  -5.91,  -5.78,  99.90,   0.03,
11/14 18Z,   0.00,  -3.34,  -3.40,  99.90,  -0.06,
11/14 19Z,   0.00,  -1.86,  -2.05,  99.90,  -0.19,  (max)
11/14 20Z,   0.10,  -1.75,  -2.07,  99.90,  -0.42,
11/14 21Z,   0.20,  -3.04,  -3.44,  99.90,  -0.60,
11/14 22Z,   0.30,  -5.49,  -5.74,  99.90,  -0.55,
11/14 23Z,   0.40,  -8.58,  -8.64,  99.90,  -0.46,
11/15 00Z,   0.20, -11.43, -11.47,  99.90,  -0.24,
11/15 01Z,   0.20, -13.25, -13.33,  99.90,  -0.28,
11/15 02Z,   0.20, -13.75, -13.66,  99.90,  -0.11,  (min)
11/15 03Z,   0.30, -12.92, -12.69,  99.90,  -0.07,
11/15 04Z,   0.40, -10.89, -10.71,  99.90,  -0.22,
11/15 05Z,   0.50,  -8.20,  -8.20,  99.90,  -0.50,
11/15 06Z,   0.50,  -5.65,  -5.62,  99.90,  -0.47,
11/15 07Z,   0.50,  -3.90,  -3.74,  99.90,  -0.34,
11/15 08Z,   0.40,  -3.37,  -3.19,  99.90,  -0.22,  (max)
11/15 09Z,   0.40,  -4.15,  -4.06,  99.90,  -0.31,
11/15 10Z,   0.50,  -6.11,  -6.07,  99.90,  -0.46,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/15 11Z,   0.60,  -8.87,  99.90,  -8.71,  -0.44,
11/15 12Z,   0.70, -11.68,  99.90, -11.40,  -0.43,
11/15 13Z,   0.80, -13.63,  99.90, -13.24,  -0.41,
11/15 14Z,   0.80, -14.21,  99.90, -13.80,  -0.40,  (min)
11/15 15Z,   0.70, -13.35,  99.90, -13.03,  -0.38,
11/15 16Z,   0.60, -11.15,  99.90, -10.91,  -0.36,
11/15 17Z,   0.60,  -8.02,  99.90,  -7.77,  -0.35,
11/15 18Z,   0.60,  -4.78,  99.90,  -4.51,  -0.33,
11/15 19Z,   0.50,  -2.25,  99.90,  -2.07,  -0.32,
11/15 20Z,   0.40,  -1.01,  99.90,  -0.91,  -0.30,  (max)
11/15 21Z,   0.40,  -1.31,  99.90,  -1.20,  -0.29,
11/15 22Z,   0.40,  -3.14,  99.90,  -3.02,  -0.27,
11/15 23Z,   0.50,  -6.19,  99.90,  -5.96,  -0.27,
11/16 00Z,   0.40,  -9.81,  99.90,  -9.69,  -0.27,
11/16 01Z,   0.40, -13.00,  99.90, -12.88,  -0.27,
11/16 02Z,   0.30, -14.92,  99.90, -14.89,  -0.27,
11/16 03Z,   0.30, -15.24,  99.90, -15.22,  -0.27,  (min)
11/16 04Z,   0.20, -13.97,  99.90, -14.04,  -0.27,
11/16 05Z,   0.20, -11.35,  99.90, -11.43,  -0.27,
11/16 06Z,   0.10,  -8.11,  99.90,  -8.28,  -0.27,
11/16 07Z,   0.20,  -5.16,  99.90,  -5.23,  -0.27,
11/16 08Z,   0.20,  -3.23,  99.90,  -3.30,  -0.27,
11/16 09Z,   0.10,  -2.72,  99.90,  -2.89,  -0.27,  (max)
11/16 10Z,   0.00,  -3.70,  99.90,  -3.97,  -0.27,
11/16 11Z,   0.00,  -5.96,  99.90,  -6.24,  -0.27,
11/16 12Z,   0.00,  -9.01,  99.90,  -9.28,  -0.27,
11/16 13Z,  -0.20, -11.93,  99.90, -12.41,  -0.27,
11/16 14Z,  -0.30, -13.76,  99.90, -14.33,  -0.27,
11/16 15Z,  -0.30, -14.00,  99.90, -14.57,  -0.27,  (min)
11/16 16Z,  -0.30, -12.64,  99.90, -13.22,  -0.27,
11/16 17Z,  -0.20,  -9.93,  99.90, -10.41,  -0.27,
11/16 18Z,   0.00,  -6.47,  99.90,  -6.75,  -0.27,
11/16 19Z,   0.00,  -3.21,  99.90,  -3.49,  -0.27,
11/16 20Z,   0.10,  -1.00,  99.90,  -1.17,  -0.27,
11/16 21Z,   0.10,  -0.32,  99.90,  -0.50,  -0.27,  (max)
11/16 22Z,   0.20,  -1.35,  99.90,  -1.42,  -0.27,
11/16 23Z,   0.10,  -3.93,  99.90,  -4.11,  -0.27,
11/17 00Z,   0.00,  -7.66,  99.90,  -7.93,  -0.27,
11/17 01Z,  -0.10, -11.70,  99.90, -12.08,  -0.27,
11/17 02Z,  -0.20, -14.95,  99.90, -15.42,  -0.27,
11/17 03Z,  -0.20, -16.56,  99.90, -17.04,  -0.27,  (min)
11/17 04Z,  -0.10, -16.30,  99.90, -16.67,  -0.27,
11/17 05Z,   0.00, -14.27,  99.90, -14.55,  -0.27,
11/17 06Z,   0.20, -10.95,  99.90, -11.02,  -0.27,
11/17 07Z,   0.40,  -7.22,  99.90,  -7.10,  -0.27,
11/17 08Z,   0.40,  -4.11,  99.90,  -3.99,  -0.27,
11/17 09Z,   0.40,  -2.31,  99.90,  -2.19,  -0.27,
11/17 10Z,   0.40,  -2.15,  99.90,  -2.02,  -0.27,  (max)
11/17 11Z,   0.30,  -3.60,  99.90,  -3.57,  -0.27,
11/17 12Z,   0.20,  -6.32,  99.90,  -6.39,  -0.27,
11/17 13Z,   0.10,  -9.64,  99.90,  -9.82,  -0.27,
11/17 14Z,   0.00, -12.51,  99.90, -12.79,  -0.27,
11/17 15Z,   0.00, -13.93,  99.90, -14.20,  -0.27,  (min)
11/17 16Z,   0.10, -13.53,  99.90, -13.71,  -0.27,
11/17 17Z,   0.10, -11.48,  99.90, -11.66,  -0.27,
11/17 18Z,   0.30,  -8.21,  99.90,  -8.19,  -0.27,
11/17 19Z,   0.40,  -4.56,  99.90,  -4.44,  -0.27,
11/17 20Z,   0.50,  -1.55,  99.90,  -1.32,  -0.27,
11/17 21Z,   0.50,   0.06,  99.90,   0.29,  -0.27,  (max)
11/17 22Z,   0.40,  -0.10,  99.90,   0.02,  -0.27,
11/17 23Z,   0.30,  -2.04,  99.90,  -2.01,  -0.27,
11/18 00Z,   0.10,  -5.45,  99.90,  -5.62,  -0.27,
11/18 01Z,   0.00,  -9.74,  99.90, -10.02,  -0.27,
11/18 02Z,  -0.10, -13.95,  99.90, -14.32,  -0.27,
11/18 03Z,  -0.10, -16.87,  99.90, -17.24,  -0.27,
11/18 04Z,  -0.10, -17.78,  99.90, -18.16,  -0.27,  (min)
11/18 05Z,  -0.10, -16.63,  99.90, -17.01,  -0.27,
11/18 06Z,   0.00, -13.73,  99.90, -14.00,  -0.27,
11/18 07Z,   0.20,  -9.76,  99.90,  -9.83,  -0.27,
11/18 08Z,   0.30,  -5.79,  99.90,  -5.76,  -0.27,
11/18 09Z,   0.40,  -2.82,  99.90,  -2.69,  -0.27,
11/18 10Z,   0.30,  -1.45,  99.90,  -1.43,  -0.27,  (max)
11/18 11Z,   0.20,  -1.90,  99.90,  -1.97,  -0.27,
11/18 12Z,   0.00,  -3.97,  99.90,  -4.24,  -0.27,
11/18 13Z,  -0.10,  -7.16,  99.90,  -7.54,  -0.27,
11/18 14Z,  -0.20, -10.62,  99.90, -11.10,  -0.27,
11/18 15Z,  -0.30, -13.17,  99.90, -13.74,  -0.27,
11/18 16Z,  -0.30, -13.90,  99.90, -14.47,  -0.27,  (min)
11/18 17Z,  -0.30, -12.66,  99.90, -13.24,  -0.27,
11/18 18Z,  -0.10,  -9.87,  99.90, -10.24,  -0.27,
11/18 19Z,   0.00,  -6.18,  99.90,  -6.46,  -0.27,
11/18 20Z,   0.20,  -2.59,  99.90,  -2.67,  -0.27,
11/18 21Z,   0.30,  -0.11,  99.90,  -0.09,  -0.27,
11/18 22Z,   0.20,   0.64,  99.90,   0.56,  -0.27,  (max)
11/18 23Z,   0.10,  -0.52,  99.90,  -0.70,  -0.27,
11/19 00Z,   0.00,  -3.41,  99.90,  -3.68,  -0.27,
11/19 01Z,  99.90,  -7.54,  99.90,  99.90,  -0.27,
11/19 02Z,  99.90, -12.16,  99.90,  99.90,  -0.27,
11/19 03Z,  99.90, -16.15,  99.90,  99.90,  -0.27,
11/19 04Z,  99.90, -18.36,  99.90,  99.90,  -0.27,
11/19 05Z,  99.90, -18.29,  99.90,  99.90,  -0.27,
11/19 06Z,  99.90, -16.12,  99.90,  99.90,  -0.27,