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
#King Cove, AK : 05/21/2025 12:22:03 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 12Z,  -0.60,  -3.73,  -4.15,  99.90,   0.18,
05/19 13Z,  -0.60,  -3.28,  -3.62,  99.90,   0.26,
05/19 14Z,  -0.60,  -2.88,  -3.11,  99.90,   0.37,
05/19 15Z,  -0.60,  -2.74,  -3.07,  99.90,   0.27,  (max)
05/19 16Z,  -0.60,  -3.04,  -3.48,  99.90,   0.16,
05/19 17Z,  -0.60,  -3.76,  -4.10,  99.90,   0.26,
05/19 18Z,  -0.60,  -4.74,  -5.03,  99.90,   0.31,
05/19 19Z,  -0.60,  -5.84,  -6.11,  99.90,   0.33,
05/19 20Z,  -0.60,  -6.96,  -7.34,  99.90,   0.22,
05/19 21Z,  -0.60,  -7.86,  -8.15,  99.90,   0.31,
05/19 22Z,  -0.60,  -8.26,  -8.53,  99.90,   0.33,  (min)
05/19 23Z,  -0.60,  -8.10,  -8.39,  99.90,   0.31,
05/20 00Z,  -0.50,  -7.50,  -7.83,  99.90,   0.17,
05/20 01Z,  -0.50,  -6.59,  -7.02,  99.90,   0.07,
05/20 02Z,  -0.50,  -5.48,  -5.82,  99.90,   0.16,
05/20 03Z,  -0.50,  -4.39,  -4.84,  99.90,   0.05,
05/20 04Z,  -0.50,  -3.56,  -4.14,  99.90,  -0.08,
05/20 05Z,  -0.60,  -3.15,  -3.71,  99.90,   0.04,
05/20 06Z,  -0.50,  -3.12,  -3.63,  99.90,  -0.01,  (max)
05/20 07Z,  -0.50,  -3.36,  -3.82,  99.90,   0.04,
05/20 08Z,  -0.40,  -3.80,  -4.22,  99.90,  -0.02,
05/20 09Z,  -0.40,  -4.34,  -4.70,  99.90,   0.04,
05/20 10Z,  -0.40,  -4.74,  -5.00,  99.90,   0.14,
05/20 11Z,  -0.40,  -4.83,  -5.01,  99.90,   0.22,  (min)
05/20 12Z,  -0.30,  -4.64,  -4.86,  99.90,   0.08,
05/20 13Z,  -0.30,  -4.28,  -4.58,  99.90,   0.00,
05/20 14Z,  -0.30,  -3.84,  -3.98,  99.90,   0.16,
05/20 15Z,  -0.30,  -3.41,  -3.50,  99.90,   0.21,
05/20 16Z,  -0.30,  -3.19,  -3.33,  99.90,   0.16,  (max)
05/20 17Z,  -0.30,  -3.35,  -3.48,  99.90,   0.17,
05/20 18Z,  -0.10,  -3.91,  -3.96,  99.90,   0.05,
05/20 19Z,   0.00,  -4.75,  -4.76,  99.90,  -0.01,
05/20 20Z,   0.00,  -5.73,  -5.65,  99.90,   0.08,
05/20 21Z,   0.00,  -6.73,  -6.69,  99.90,   0.04,
05/20 22Z,  -0.10,  -7.55,  -7.41,  99.90,   0.24,
05/20 23Z,  -0.10,  -7.90,  -7.82,  99.90,   0.18,  (min)
05/21 00Z,   0.00,  -7.70,  -7.52,  99.90,   0.18,
05/21 01Z,   0.00,  -7.06,  -6.91,  99.90,   0.15,
05/21 02Z,   0.00,  -6.12,  -6.00,  99.90,   0.12,
05/21 03Z,   0.00,  -5.00,  -4.94,  99.90,   0.06,
05/21 04Z,   0.00,  -3.90,  -3.85,  99.90,   0.05,
05/21 05Z,   0.00,  -3.08,  -3.19,  99.90,  -0.11,
05/21 06Z,   0.00,  -2.74,  -2.87,  99.90,  -0.13,
05/21 07Z,   0.00,  -2.83,  -2.81,  99.90,   0.02,  (max)
05/21 08Z,   0.00,  -3.23,  -3.13,  99.90,   0.10,
05/21 09Z,   0.00,  -3.89,  -3.76,  99.90,   0.13,
05/21 10Z,  -0.10,  -4.67,  -4.62,  99.90,   0.15,
05/21 11Z,  -0.10,  -5.29,  -5.08,  99.90,   0.31,
05/21 12Z,  -0.10,  -5.55,  -5.39,  99.90,   0.26,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 13Z,  -0.10,  -5.44,  99.90,  -5.29,   0.25,
05/21 14Z,  -0.10,  -5.10,  99.90,  -4.95,   0.25,
05/21 15Z,  -0.20,  -4.59,  99.90,  -4.54,   0.25,
05/21 16Z,  -0.20,  -4.00,  99.90,  -3.95,   0.24,
05/21 17Z,  -0.20,  -3.56,  99.90,  -3.52,   0.24,  (max)
05/21 18Z,  -0.30,  -3.52,  99.90,  -3.58,   0.24,
05/21 19Z,  -0.30,  -3.90,  99.90,  -3.96,   0.24,
05/21 20Z,  -0.30,  -4.57,  99.90,  -4.64,   0.23,
05/21 21Z,  -0.40,  -5.43,  99.90,  -5.59,   0.23,
05/21 22Z,  -0.50,  -6.38,  99.90,  -6.65,   0.23,
05/21 23Z,  -0.60,  -7.17,  99.90,  -7.55,   0.22,
05/22 00Z,  -0.70,  -7.48,  99.90,  -7.96,   0.22,  (min)
05/22 01Z,  -0.80,  -7.23,  99.90,  -7.81,   0.22,
05/22 02Z,  -0.80,  -6.55,  99.90,  -7.12,   0.22,
05/22 03Z,  -0.70,  -5.56,  99.90,  -6.04,   0.22,
05/22 04Z,  -0.70,  -4.38,  99.90,  -4.86,   0.22,
05/22 05Z,  -0.70,  -3.24,  99.90,  -3.72,   0.22,
05/22 06Z,  -0.70,  -2.47,  99.90,  -2.95,   0.22,
05/22 07Z,  -0.60,  -2.26,  99.90,  -2.64,   0.22,  (max)
05/22 08Z,  -0.70,  -2.54,  99.90,  -3.02,   0.22,
05/22 09Z,  -0.70,  -3.19,  99.90,  -3.67,   0.22,
05/22 10Z,  -0.70,  -4.18,  99.90,  -4.65,   0.22,
05/22 11Z,  -0.70,  -5.29,  99.90,  -5.77,   0.22,
05/22 12Z,  -0.60,  -6.16,  99.90,  -6.54,   0.22,
05/22 13Z,  -0.60,  -6.54,  99.90,  -6.92,   0.22,  (min)
05/22 14Z,  -0.60,  -6.49,  99.90,  -6.86,   0.22,
05/22 15Z,  -0.60,  -6.09,  99.90,  -6.46,   0.22,
05/22 16Z,  -0.50,  -5.38,  99.90,  -5.66,   0.22,
05/22 17Z,  -0.50,  -4.51,  99.90,  -4.79,   0.22,
05/22 18Z,  -0.40,  -3.80,  99.90,  -3.98,   0.22,
05/22 19Z,  -0.40,  -3.53,  99.90,  -3.71,   0.22,  (max)
05/22 20Z,  -0.30,  -3.71,  99.90,  -3.79,   0.22,
05/22 21Z,  -0.20,  -4.22,  99.90,  -4.20,   0.22,
05/22 22Z,  -0.30,  -5.02,  99.90,  -5.10,   0.22,
05/22 23Z,  -0.30,  -5.98,  99.90,  -6.06,   0.22,
05/23 00Z,  -0.30,  -6.76,  99.90,  -6.84,   0.22,
05/23 01Z,  -0.30,  -7.00,  99.90,  -7.08,   0.22,  (min)
05/23 02Z,  -0.40,  -6.69,  99.90,  -6.87,   0.22,
05/23 03Z,  -0.40,  -5.97,  99.90,  -6.14,   0.22,
05/23 04Z,  -0.40,  -4.90,  99.90,  -5.08,   0.22,
05/23 05Z,  -0.30,  -3.62,  99.90,  -3.70,   0.22,
05/23 06Z,  -0.20,  -2.47,  99.90,  -2.45,   0.22,
05/23 07Z,  -0.20,  -1.81,  99.90,  -1.79,   0.22,
05/23 08Z,  -0.20,  -1.79,  99.90,  -1.77,   0.22,  (max)
05/23 09Z,  -0.20,  -2.32,  99.90,  -2.30,   0.22,
05/23 10Z,  -0.20,  -3.33,  99.90,  -3.31,   0.22,
05/23 11Z,  -0.20,  -4.72,  99.90,  -4.70,   0.22,
05/23 12Z,  -0.30,  -6.17,  99.90,  -6.25,   0.22,
05/23 13Z,  -0.40,  -7.23,  99.90,  -7.41,   0.22,
05/23 14Z,  -0.40,  -7.71,  99.90,  -7.89,   0.22,  (min)
05/23 15Z,  -0.40,  -7.64,  99.90,  -7.82,   0.22,
05/23 16Z,  -0.40,  -7.07,  99.90,  -7.25,   0.22,
05/23 17Z,  -0.40,  -6.07,  99.90,  -6.25,   0.22,
05/23 18Z,  -0.40,  -4.88,  99.90,  -5.06,   0.22,
05/23 19Z,  -0.30,  -3.90,  99.90,  -3.98,   0.22,
05/23 20Z,  -0.30,  -3.40,  99.90,  -3.48,   0.22,
05/23 21Z,  -0.30,  -3.39,  99.90,  -3.47,   0.22,  (max)
05/23 22Z,  -0.30,  -3.81,  99.90,  -3.89,   0.22,
05/23 23Z,  -0.30,  -4.62,  99.90,  -4.70,   0.22,
05/24 00Z,  -0.30,  -5.59,  99.90,  -5.67,   0.22,
05/24 01Z,  -0.40,  -6.32,  99.90,  -6.50,   0.22,
05/24 02Z,  -0.40,  -6.51,  99.90,  -6.69,   0.22,  (min)
05/24 03Z,  -0.50,  -6.15,  99.90,  -6.43,   0.22,
05/24 04Z,  -0.50,  -5.33,  99.90,  -5.61,   0.22,
05/24 05Z,  -0.40,  -4.14,  99.90,  -4.32,   0.22,
05/24 06Z,  -0.40,  -2.80,  99.90,  -2.98,   0.22,
05/24 07Z,  -0.40,  -1.70,  99.90,  -1.88,   0.22,
05/24 08Z,  -0.40,  -1.20,  99.90,  -1.38,   0.22,  (max)
05/24 09Z,  -0.30,  -1.41,  99.90,  -1.49,   0.22,
05/24 10Z,  -0.30,  -2.27,  99.90,  -2.35,   0.22,
05/24 11Z,  -0.30,  -3.69,  99.90,  -3.77,   0.22,
05/24 12Z,  -0.30,  -5.46,  99.90,  -5.54,   0.22,
05/24 13Z,  -0.30,  -7.18,  99.90,  -7.25,   0.22,
05/24 14Z,  -0.40,  -8.38,  99.90,  -8.56,   0.22,
05/24 15Z,  -0.40,  -8.89,  99.90,  -9.07,   0.22,  (min)
05/24 16Z,  -0.30,  -8.71,  99.90,  -8.79,   0.22,
05/24 17Z,  -0.30,  -7.88,  99.90,  -7.96,   0.22,
05/24 18Z,  -0.20,  -6.55,  99.90,  -6.53,   0.22,
05/24 19Z,  -0.10,  -5.07,  99.90,  -4.95,   0.22,
05/24 20Z,  -0.10,  -3.85,  99.90,  -3.73,   0.22,
05/24 21Z,  -0.10,  -3.15,  99.90,  -3.03,   0.22,
05/24 22Z,   0.00,  -3.04,  99.90,  -2.81,   0.22,  (max)
05/24 23Z,  -0.10,  -3.45,  99.90,  -3.32,   0.22,
05/25 00Z,  -0.10,  -4.27,  99.90,  -4.15,   0.22,