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 : 06/21/2025 23:24:56 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/20 06Z,  -0.50,  -1.37,  -1.86,  99.90,   0.01,  (max)
06/20 07Z,  -0.50,  -2.32,  -2.72,  99.90,   0.10,
06/20 08Z,  -0.50,  -4.65,  -4.93,  99.90,   0.22,
06/20 09Z,  -0.40,  -7.82,  -8.14,  99.90,   0.08,
06/20 10Z,  -0.30, -11.17, -11.68,  99.90,  -0.21,
06/20 11Z,  -0.30, -14.01, -14.61,  99.90,  -0.30,
06/20 12Z,  -0.40, -15.61, -16.04,  99.90,  -0.03,  (min)
06/20 13Z,  -0.50, -15.55, -15.91,  99.90,   0.14,
06/20 14Z,  -0.50, -14.06, -14.44,  99.90,   0.12,
06/20 15Z,  -0.50, -11.68, -11.97,  99.90,   0.21,
06/20 16Z,  -0.50,  -8.91,  -9.12,  99.90,   0.29,
06/20 17Z,  -0.50,  -6.38,  -6.52,  99.90,   0.36,
06/20 18Z,  -0.50,  -4.79,  -4.93,  99.90,   0.36,
06/20 19Z,  -0.50,  -4.56,  -4.75,  99.90,   0.31,  (max)
06/20 20Z,  -0.50,  -5.69,  -5.97,  99.90,   0.22,
06/20 21Z,  -0.40,  -7.82,  -8.25,  99.90,  -0.03,
06/20 22Z,  -0.40, -10.37, -10.91,  99.90,  -0.14,
06/20 23Z,  -0.40, -12.70, -13.30,  99.90,  -0.20,
06/21 00Z,  -0.50, -14.11, -14.57,  99.90,   0.04,  (min)
06/21 01Z,  -0.50, -13.98, -14.37,  99.90,   0.11,
06/21 02Z,  -0.50, -12.29, -12.62,  99.90,   0.17,
06/21 03Z,  -0.50,  -9.55,  -9.83,  99.90,   0.22,
06/21 04Z,  -0.50,  -6.35,  -6.68,  99.90,   0.17,
06/21 05Z,  -0.40,  -3.33,  -3.82,  99.90,  -0.09,
06/21 06Z,  -0.50,  -1.25,  -1.80,  99.90,  -0.05,
06/21 07Z,  -0.50,  -0.70,  -1.20,  99.90,  -0.00,  (max)
06/21 08Z,  -0.40,  -1.84,  -2.37,  99.90,  -0.13,
06/21 09Z,  -0.30,  -4.45,  -5.01,  99.90,  -0.26,
06/21 10Z,  -0.30,  -7.99,  -8.52,  99.90,  -0.23,
06/21 11Z,  -0.30, -11.79, -12.34,  99.90,  -0.25,
06/21 12Z,  -0.40, -15.10, -15.58,  99.90,  -0.08,
06/21 13Z,  -0.40, -17.07, -17.47,  99.90,   0.00,  (min)
06/21 14Z,  -0.30, -17.22, -17.44,  99.90,   0.08,
06/21 15Z,  -0.30, -15.72, -15.92,  99.90,   0.10,
06/21 16Z,  -0.40, -13.07, -13.28,  99.90,   0.19,
06/21 17Z,  -0.50,  -9.81, -10.05,  99.90,   0.26,
06/21 18Z,  -0.50,  -6.71,  -6.92,  99.90,   0.29,
06/21 19Z,  -0.50,  -4.57,  -4.82,  99.90,   0.25,
06/21 20Z,  -0.50,  -3.89,  -4.16,  99.90,   0.23,  (max)
06/21 21Z,  -0.50,  -4.70,  -4.97,  99.90,   0.23,
06/21 22Z,  -0.50,  -6.70,  -7.10,  99.90,   0.10,
06/21 23Z,  -0.50,  -9.32,  -9.83,  99.90,  -0.01,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/22 00Z,  -0.50, -11.89,  99.90, -12.39,  -0.01,
06/22 01Z,  -0.60, -13.54,  99.90, -14.15,  -0.01,
06/22 02Z,  -0.70, -13.59,  99.90, -14.29,  -0.01,  (min)
06/22 03Z,  -0.70, -11.95,  99.90, -12.65,  -0.01,
06/22 04Z,  -0.70,  -9.12,  99.90,  -9.83,  -0.01,
06/22 05Z,  -0.60,  -5.73,  99.90,  -6.34,  -0.01,
06/22 06Z,  -0.50,  -2.52,  99.90,  -3.03,  -0.01,
06/22 07Z,  -0.50,  -0.38,  99.90,  -0.89,  -0.01,
06/22 08Z,  -0.40,   0.09,  99.90,  -0.33,  -0.01,  (max)
06/22 09Z,  -0.30,  -1.28,  99.90,  -1.60,  -0.01,
06/22 10Z,  -0.30,  -4.24,  99.90,  -4.56,  -0.02,
06/22 11Z,  -0.30,  -8.26,  99.90,  -8.57,  -0.02,
06/22 12Z,  -0.40, -12.61,  99.90, -13.03,  -0.02,
06/22 13Z,  -0.50, -16.43,  99.90, -16.95,  -0.02,
06/22 14Z,  -0.50, -18.72,  99.90, -19.24,  -0.02,
06/22 15Z,  -0.50, -18.94,  99.90, -19.45,  -0.02,  (min)
06/22 16Z,  -0.50, -17.23,  99.90, -17.74,  -0.02,
06/22 17Z,  -0.40, -14.10,  99.90, -14.51,  -0.02,
06/22 18Z,  -0.30, -10.22,  99.90, -10.53,  -0.02,
06/22 19Z,  -0.30,  -6.51,  99.90,  -6.83,  -0.02,
06/22 20Z,  -0.20,  -3.89,  99.90,  -4.10,  -0.02,
06/22 21Z,  -0.20,  -2.87,  99.90,  -3.09,  -0.02,  (max)
06/22 22Z,  -0.20,  -3.56,  99.90,  -3.77,  -0.02,
06/22 23Z,  -0.30,  -5.65,  99.90,  -5.96,  -0.02,
06/23 00Z,  -0.40,  -8.56,  99.90,  -8.98,  -0.02,
06/23 01Z,  -0.40, -11.51,  99.90, -11.92,  -0.02,
06/23 02Z,  -0.40, -13.47,  99.90, -13.88,  -0.02,
06/23 03Z,  -0.40, -13.62,  99.90, -14.04,  -0.02,  (min)
06/23 04Z,  -0.40, -11.90,  99.90, -12.31,  -0.02,
06/23 05Z,  -0.30,  -8.83,  99.90,  -9.14,  -0.02,
06/23 06Z,  -0.30,  -5.12,  99.90,  -5.44,  -0.02,
06/23 07Z,  -0.30,  -1.68,  99.90,  -2.00,  -0.02,
06/23 08Z,  -0.20,   0.52,  99.90,   0.31,  -0.02,
06/23 09Z,  -0.10,   0.88,  99.90,   0.76,  -0.02,  (max)
06/23 10Z,  -0.10,  -0.77,  99.90,  -0.88,  -0.02,
06/23 11Z,  -0.10,  -4.15,  99.90,  -4.27,  -0.02,
06/23 12Z,  -0.10,  -8.71,  99.90,  -8.82,  -0.02,
06/23 13Z,  -0.20, -13.64,  99.90, -13.86,  -0.02,
06/23 14Z,  -0.30, -17.90,  99.90, -18.22,  -0.02,
06/23 15Z,  -0.30, -20.35,  99.90, -20.67,  -0.02,
06/23 16Z,  -0.30, -20.41,  99.90, -20.73,  -0.02,  (min)
06/23 17Z,  -0.20, -18.29,  99.90, -18.51,  -0.02,
06/23 18Z,  -0.20, -14.57,  99.90, -14.78,  -0.02,
06/23 19Z,  -0.20, -10.06,  99.90, -10.27,  -0.02,
06/23 20Z,  -0.20,  -5.84,  99.90,  -6.06,  -0.02,
06/23 21Z,  -0.20,  -2.89,  99.90,  -3.10,  -0.02,
06/23 22Z,  -0.20,  -1.74,  99.90,  -1.96,  -0.02,  (max)
06/23 23Z,  -0.20,  -2.52,  99.90,  -2.73,  -0.02,
06/24 00Z,  -0.30,  -4.91,  99.90,  -5.23,  -0.02,
06/24 01Z,  -0.30,  -8.28,  99.90,  -8.59,  -0.02,
06/24 02Z,  -0.30, -11.66,  99.90, -11.97,  -0.02,
06/24 03Z,  -0.40, -13.84,  99.90, -14.26,  -0.02,
06/24 04Z,  -0.40, -13.95,  99.90, -14.37,  -0.02,  (min)
06/24 05Z,  -0.30, -11.98,  99.90, -12.30,  -0.02,
06/24 06Z,  -0.30,  -8.54,  99.90,  -8.86,  -0.02,
06/24 07Z,  -0.30,  -4.49,  99.90,  -4.80,  -0.02,
06/24 08Z,  -0.20,  -0.84,  99.90,  -1.06,  -0.02,
06/24 09Z,  -0.20,   1.37,  99.90,   1.15,  -0.02,
06/24 10Z,  -0.20,   1.54,  99.90,   1.33,  -0.02,  (max)
06/24 11Z,  -0.20,  -0.44,  99.90,  -0.65,  -0.02,
06/24 12Z,  -0.20,  -4.30,  99.90,  -4.51,  -0.02,
06/24 13Z,  -0.30,  -9.41,  99.90,  -9.72,  -0.02,
06/24 14Z,  -0.40, -14.84,  99.90, -15.26,  -0.02,
06/24 15Z,  -0.40, -19.36,  99.90, -19.78,  -0.02,
06/24 16Z,  -0.30, -21.72,  99.90, -22.03,  -0.02,  (min)
06/24 17Z,  -0.30, -21.40,  99.90, -21.72,  -0.02,
06/24 18Z,  -0.20, -18.72,  99.90, -18.94,  -0.02,
06/24 19Z,  -0.10, -14.39,  99.90, -14.51,  -0.02,
06/24 20Z,  -0.10,  -9.37,  99.90,  -9.48,  -0.02,
06/24 21Z,   0.00,  -4.83,  99.90,  -4.85,  -0.02,
06/24 22Z,  -0.10,  -1.77,  99.90,  -1.89,  -0.02,
06/24 23Z,  -0.10,  -0.74,  99.90,  -0.85,  -0.02,  (max)
06/25 00Z,  -0.10,  -1.83,  99.90,  -1.94,  -0.02,
06/25 01Z,  -0.10,  -4.69,  99.90,  -4.80,  -0.02,
06/25 02Z,  -0.20,  -8.56,  99.90,  -8.77,  -0.02,
06/25 03Z,  -0.20, -12.28,  99.90, -12.50,  -0.02,
06/25 04Z,  -0.20, -14.50,  99.90, -14.71,  -0.02,  (min)
06/25 05Z,  -0.20, -14.36,  99.90, -14.58,  -0.02,
06/25 06Z,  -0.20, -12.01,  99.90, -12.22,  -0.02,
06/25 07Z,  -0.10,  -8.17,  99.90,  -8.29,  -0.02,
06/25 08Z,   0.00,  -3.82,  99.90,  -3.84,  -0.02,
06/25 09Z,   0.00,  -0.09,  99.90,  -0.10,  -0.02,
06/25 10Z,   0.10,   2.02,  99.90,   2.10,  -0.02,  (max)
06/25 11Z,   0.10,   1.93,  99.90,   2.01,  -0.02,
06/25 12Z,   0.00,  -0.45,  99.90,  -0.47,  -0.02,
06/25 13Z,   0.00,  -4.80,  99.90,  -4.82,  -0.02,
06/25 14Z,  -0.10, -10.39,  99.90, -10.51,  -0.02,
06/25 15Z,  -0.20, -16.13,  99.90, -16.35,  -0.02,
06/25 16Z,  -0.20, -20.61,  99.90, -20.83,  -0.02,
06/25 17Z,  -0.20, -22.59,  99.90, -22.81,  -0.02,  (min)
06/25 18Z,  -0.10, -21.71,  99.90, -21.83,  -0.02,