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
#Cordova, AK : 04/26/2025 02:22:40 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/24 06Z,  -0.10,  -2.60,  -2.73,  99.90,  -0.03,
04/24 07Z,  -0.10,  -1.56,  -1.54,  99.90,   0.12,  (max)
04/24 08Z,  -0.10,  -1.72,  -1.74,  99.90,   0.08,
04/24 09Z,  -0.20,  -2.98,  -2.95,  99.90,   0.23,
04/24 10Z,  -0.20,  -4.97,  -4.86,  99.90,   0.31,
04/24 11Z,  -0.20,  -7.24,  -7.01,  99.90,   0.43,
04/24 12Z,  -0.10,  -9.26,  -9.02,  99.90,   0.34,
04/24 13Z,  -0.20, -10.38, -10.21,  99.90,   0.37,  (min)
04/24 14Z,  -0.20, -10.24, -10.18,  99.90,   0.26,
04/24 15Z,  -0.20,  -9.01,  -8.92,  99.90,   0.29,
04/24 16Z,  -0.20,  -7.00,  -7.03,  99.90,   0.17,
04/24 17Z,  -0.20,  -4.69,  -4.81,  99.90,   0.08,
04/24 18Z,  -0.10,  -2.72,  -2.86,  99.90,  -0.04,
04/24 19Z,  -0.10,  -1.62,  -1.75,  99.90,  -0.03,  (max)
04/24 20Z,  -0.10,  -1.71,  -1.94,  99.90,  -0.13,
04/24 21Z,   0.00,  -2.99,  -3.23,  99.90,  -0.24,
04/24 22Z,   0.00,  -5.15,  -5.26,  99.90,  -0.11,
04/24 23Z,   0.00,  -7.74,  -7.86,  99.90,  -0.12,
04/25 00Z,   0.00, -10.24, -10.36,  99.90,  -0.12,
04/25 01Z,  -0.10, -11.91, -12.27,  99.90,  -0.26,
04/25 02Z,   0.00, -12.16, -12.57,  99.90,  -0.41,  (min)
04/25 03Z,   0.00, -10.94, -11.23,  99.90,  -0.29,
04/25 04Z,   0.00,  -8.60,  -8.74,  99.90,  -0.14,
04/25 05Z,   0.00,  -5.69,  -5.87,  99.90,  -0.18,
04/25 06Z,   0.00,  -2.91,  -3.14,  99.90,  -0.23,
04/25 07Z,   0.00,  -0.94,  -1.06,  99.90,  -0.12,
04/25 08Z,   0.00,  -0.22,  -0.26,  99.90,  -0.04,  (max)
04/25 09Z,   0.00,  -0.93,  -0.99,  99.90,  -0.06,
04/25 10Z,   0.00,  -2.87,  -2.83,  99.90,   0.04,
04/25 11Z,   0.10,  -5.62,  -5.45,  99.90,   0.07,
04/25 12Z,   0.00,  -8.64,  -8.38,  99.90,   0.26,
04/25 13Z,   0.00, -11.17, -10.93,  99.90,   0.24,
04/25 14Z,   0.00, -12.39, -12.55,  99.90,  -0.16,  (min)
04/25 15Z,   0.00, -11.93, -11.87,  99.90,   0.06,
04/25 16Z,   0.00, -10.07,  -9.87,  99.90,   0.20,
04/25 17Z,   0.00,  -7.34,  -7.23,  99.90,   0.11,
04/25 18Z,   0.00,  -4.46,  -4.61,  99.90,  -0.15,
04/25 19Z,   0.00,  -2.16,  -2.45,  99.90,  -0.29,
04/25 20Z,   0.00,  -0.98,  -1.22,  99.90,  -0.24,  (max)
04/25 21Z,   0.00,  -1.16,  -1.44,  99.90,  -0.28,
04/25 22Z,   0.00,  -2.66,  -2.83,  99.90,  -0.17,
04/25 23Z,   0.00,  -5.13,  -5.21,  99.90,  -0.08,
04/26 00Z,   0.00,  -8.07,  -8.19,  99.90,  -0.12,
04/26 01Z,   0.00, -10.78, -11.07,  99.90,  -0.29,
04/26 02Z,   0.00, -12.35, -12.93,  99.90,  -0.58,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/26 03Z,  -0.10, -12.15,  99.90, -12.77,  -0.53,
04/26 04Z,  -0.10, -10.26,  99.90, -10.83,  -0.47,
04/26 05Z,  -0.20,  -7.26,  99.90,  -7.88,  -0.42,
04/26 06Z,  -0.20,  -3.93,  99.90,  -4.49,  -0.36,
04/26 07Z,  -0.20,  -1.08,  99.90,  -1.58,  -0.31,
04/26 08Z,  -0.20,   0.63,  99.90,   0.18,  -0.25,
04/26 09Z,  -0.20,   0.84,  99.90,   0.44,  -0.20,  (max)
04/26 10Z,  -0.20,  -0.54,  99.90,  -0.88,  -0.14,
04/26 11Z,  -0.20,  -3.24,  99.90,  -3.53,  -0.09,
04/26 12Z,  -0.30,  -6.76,  99.90,  -7.10,  -0.03,
04/26 13Z,  -0.30, -10.40,  99.90, -10.68,   0.02,
04/26 14Z,  -0.30, -13.18,  99.90, -13.41,   0.08,
04/26 15Z,  -0.30, -14.17,  99.90, -14.40,   0.08,  (min)
04/26 16Z,  -0.40, -13.16,  99.90, -13.48,   0.08,
04/26 17Z,  -0.40, -10.60,  99.90, -10.92,   0.08,
04/26 18Z,  -0.40,  -7.27,  99.90,  -7.59,   0.08,
04/26 19Z,  -0.30,  -4.02,  99.90,  -4.25,   0.08,
04/26 20Z,  -0.30,  -1.61,  99.90,  -1.83,   0.08,
04/26 21Z,  -0.30,  -0.48,  99.90,  -0.70,   0.08,  (max)
04/26 22Z,  -0.20,  -0.84,  99.90,  -0.96,   0.08,
04/26 23Z,  -0.20,  -2.60,  99.90,  -2.73,   0.08,
04/27 00Z,  -0.10,  -5.38,  99.90,  -5.40,   0.08,
04/27 01Z,  -0.10,  -8.56,  99.90,  -8.58,   0.08,
04/27 02Z,  -0.20, -11.26,  99.90, -11.38,   0.08,
04/27 03Z,  -0.20, -12.44,  99.90, -12.57,   0.08,  (min)
04/27 04Z,  -0.30, -11.60,  99.90, -11.82,   0.08,
04/27 05Z,  -0.30,  -9.05,  99.90,  -9.27,   0.08,
04/27 06Z,  -0.30,  -5.57,  99.90,  -5.80,   0.08,
04/27 07Z,  -0.30,  -2.09,  99.90,  -2.31,   0.08,
04/27 08Z,  -0.30,   0.57,  99.90,   0.35,   0.08,
04/27 09Z,  -0.30,   1.84,  99.90,   1.61,   0.08,  (max)
04/27 10Z,  -0.20,   1.44,  99.90,   1.31,   0.08,
04/27 11Z,  -0.20,  -0.65,  99.90,  -0.77,   0.08,
04/27 12Z,  -0.20,  -4.08,  99.90,  -4.21,   0.08,
04/27 13Z,  -0.20,  -8.23,  99.90,  -8.35,   0.08,
04/27 14Z,  -0.20, -12.21,  99.90, -12.33,   0.08,
04/27 15Z,  -0.20, -14.88,  99.90, -15.01,   0.08,
04/27 16Z,  -0.20, -15.39,  99.90, -15.51,   0.08,  (min)
04/27 17Z,  -0.20, -13.73,  99.90, -13.85,   0.08,
04/27 18Z,  -0.30, -10.60,  99.90, -10.83,   0.08,
04/27 19Z,  -0.30,  -6.91,  99.90,  -7.13,   0.08,
04/27 20Z,  -0.30,  -3.54,  99.90,  -3.77,   0.08,
04/27 21Z,  -0.30,  -1.18,  99.90,  -1.41,   0.08,
04/27 22Z,  -0.30,  -0.22,  99.90,  -0.44,   0.08,  (max)
04/27 23Z,  -0.30,  -0.82,  99.90,  -1.05,   0.08,
04/28 00Z,  -0.30,  -2.86,  99.90,  -3.08,   0.08,
04/28 01Z,  -0.30,  -5.85,  99.90,  -6.08,   0.08,
04/28 02Z,  -0.20,  -9.06,  99.90,  -9.19,   0.08,
04/28 03Z,  -0.20, -11.47,  99.90, -11.59,   0.08,
04/28 04Z,  -0.10, -12.07,  99.90, -12.10,   0.08,  (min)
04/28 05Z,  -0.10, -10.57,  99.90, -10.59,   0.08,
04/28 06Z,   0.00,  -7.52,  99.90,  -7.45,   0.08,
04/28 07Z,   0.00,  -3.86,  99.90,  -3.78,   0.08,
04/28 08Z,   0.00,  -0.50,  99.90,  -0.43,   0.08,
04/28 09Z,   0.10,   1.77,  99.90,   1.95,   0.08,
04/28 10Z,   0.10,   2.50,  99.90,   2.68,   0.08,  (max)
04/28 11Z,   0.20,   1.47,  99.90,   1.74,   0.08,
04/28 12Z,   0.30,  -1.27,  99.90,  -0.89,   0.08,
04/28 13Z,   0.30,  -5.25,  99.90,  -4.87,   0.08,
04/28 14Z,   0.30,  -9.72,  99.90,  -9.35,   0.08,
04/28 15Z,   0.40, -13.67,  99.90, -13.20,   0.08,
04/28 16Z,   0.50, -15.94,  99.90, -15.37,   0.08,  (min)
04/28 17Z,   0.50, -15.85,  99.90, -15.28,   0.08,
04/28 18Z,   0.60, -13.65,  99.90, -12.98,   0.08,
04/28 19Z,   0.70, -10.20,  99.90,  -9.42,   0.08,
04/28 20Z,   0.60,  -6.41,  99.90,  -5.74,   0.08,
04/28 21Z,   0.60,  -3.15,  99.90,  -2.47,   0.08,
04/28 22Z,   0.70,  -1.00,  99.90,  -0.22,   0.08,
04/28 23Z,   0.80,  -0.30,  99.90,   0.58,   0.08,  (max)
04/29 00Z,   0.70,  -1.17,  99.90,  -0.39,   0.08,
04/29 01Z,   0.80,  -3.39,  99.90,  -2.52,   0.08,
04/29 02Z,   0.70,  -6.41,  99.90,  -5.63,   0.08,
04/29 03Z,   0.70,  -9.39,  99.90,  -8.61,   0.08,
04/29 04Z,   0.60, -11.30,  99.90, -10.63,   0.08,  (min)
04/29 05Z,   0.60, -11.27,  99.90, -10.60,   0.08,
04/29 06Z,   0.60,  -9.26,  99.90,  -8.58,   0.08,
04/29 07Z,   0.60,  -5.99,  99.90,  -5.31,   0.08,
04/29 08Z,   0.60,  -2.41,  99.90,  -1.74,   0.08,
04/29 09Z,   0.60,   0.60,  99.90,   1.27,   0.08,
04/29 10Z,   0.50,   2.36,  99.90,   2.94,   0.08,
04/29 11Z,   0.50,   2.52,  99.90,   3.10,   0.08,  (max)
04/29 12Z,   0.40,   0.93,  99.90,   1.40,   0.08,
04/29 13Z,   0.40,  -2.26,  99.90,  -1.78,   0.08,
04/29 14Z,   0.30,  -6.48,  99.90,  -6.10,   0.08,
04/29 15Z,   0.30, -10.91,  99.90, -10.53,   0.08,
04/29 16Z,   0.30, -14.51,  99.90, -14.14,   0.08,
04/29 17Z,   0.20, -16.22,  99.90, -15.95,   0.08,  (min)
04/29 18Z,   0.20, -15.59,  99.90, -15.32,   0.08,