EXTRA-TROPICAL  STORM  SURGE  2.3
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
Main Site
Mirror Site
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 
#Unalaska, AK : 09/21/2023 19:21:40 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/20 00Z,   0.30,  -1.15,  -0.62,  99.90,   0.23,  (max)
09/20 01Z,   0.30,  -1.14,  -0.67,  99.90,   0.17,  (min)
09/20 02Z,   0.30,  -1.06,  -0.55,  99.90,   0.21,
09/20 03Z,   0.40,  -0.94,  -0.38,  99.90,   0.16,
09/20 04Z,   0.40,  -0.84,  -0.26,  99.90,   0.18,
09/20 05Z,   0.40,  -0.83,  -0.24,  99.90,   0.19,  (max)
09/20 06Z,   0.30,  -0.95,  -0.37,  99.90,   0.28,
09/20 07Z,   0.30,  -1.24,  -0.71,  99.90,   0.23,
09/20 08Z,   0.30,  -1.66,  -1.10,  99.90,   0.26,
09/20 09Z,   0.30,  -2.18,  -1.66,  99.90,   0.22,
09/20 10Z,   0.20,  -2.71,  -2.18,  99.90,   0.33,
09/20 11Z,   0.20,  -3.16,  -2.61,  99.90,   0.35,
09/20 12Z,   0.20,  -3.46,  -2.93,  99.90,   0.33,
09/20 13Z,   0.10,  -3.54,  -3.13,  99.90,   0.31,  (min)
09/20 14Z,   0.10,  -3.40,  -3.04,  99.90,   0.26,
09/20 15Z,   0.10,  -3.04,  -2.65,  99.90,   0.29,
09/20 16Z,   0.00,  -2.53,  -2.19,  99.90,   0.34,
09/20 17Z,   0.00,  -1.95,  -1.66,  99.90,   0.29,
09/20 18Z,   0.00,  -1.40,  -1.10,  99.90,   0.30,
09/20 19Z,   0.00,  -0.97,  -0.77,  99.90,   0.20,
09/20 20Z,  -0.10,  -0.69,  -0.55,  99.90,   0.24,
09/20 21Z,  -0.20,  -0.59,  -0.53,  99.90,   0.26,
09/20 22Z,  -0.20,  -0.62,  -0.53,  99.90,   0.29,  (max)
09/20 23Z,  -0.30,  -0.72,  -0.69,  99.90,   0.33,
09/21 00Z,  -0.40,  -0.83,  -0.81,  99.90,   0.42,
09/21 01Z,  -0.40,  -0.89,  -0.86,  99.90,   0.43,
09/21 02Z,  -0.40,  -0.86,  -0.92,  99.90,   0.34,  (min)
09/21 03Z,  -0.40,  -0.76,  -0.83,  99.90,   0.33,
09/21 04Z,  -0.40,  -0.65,  -0.70,  99.90,   0.35,  (max)
09/21 05Z,  -0.40,  -0.58,  -0.73,  99.90,   0.25,
09/21 06Z,  -0.50,  -0.63,  -0.78,  99.90,   0.35,
09/21 07Z,  -0.50,  -0.85,  -1.02,  99.90,   0.33,
09/21 08Z,  -0.50,  -1.25,  -1.41,  99.90,   0.34,
09/21 09Z,  -0.50,  -1.79,  -1.94,  99.90,   0.35,
09/21 10Z,  -0.50,  -2.41,  -2.61,  99.90,   0.30,
09/21 11Z,  -0.50,  -3.01,  -3.20,  99.90,   0.31,
09/21 12Z,  -0.50,  -3.49,  -3.78,  99.90,   0.21,
09/21 13Z,  -0.40,  -3.77,  -4.25,  99.90,  -0.08,  (min)
09/21 14Z,  -0.40,  -3.80,  -4.23,  99.90,  -0.03,
09/21 15Z,  -0.40,  -3.56,  -3.90,  99.90,   0.06,
09/21 16Z,  -0.30,  -3.10,  -3.44,  99.90,  -0.04,
09/21 17Z,  -0.40,  -2.49,  -2.77,  99.90,   0.12,
09/21 18Z,  -0.30,  -1.84,  -2.15,  99.90,  -0.01,
09/21 19Z,  -0.20,  -1.24,  -1.50,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/21 20Z,  -0.20,  -0.79,  99.90,  -1.03,  -0.04,
09/21 21Z,  -0.10,  -0.52,  99.90,  -0.64,  -0.02,
09/21 22Z,   0.00,  -0.43,  99.90,  -0.44,  -0.00,  (max)
09/21 23Z,   0.00,  -0.48,  99.90,  -0.46,   0.01,
09/22 00Z,   0.00,  -0.58,  99.90,  -0.55,   0.03,
09/22 01Z,   0.00,  -0.68,  99.90,  -0.63,   0.05,
09/22 02Z,   0.00,  -0.70,  99.90,  -0.63,   0.07,  (min)
09/22 03Z,   0.00,  -0.63,  99.90,  -0.54,   0.09,
09/22 04Z,   0.00,  -0.50,  99.90,  -0.39,   0.10,
09/22 05Z,   0.00,  -0.37,  99.90,  -0.24,   0.12,
09/22 06Z,   0.00,  -0.32,  99.90,  -0.18,   0.14,  (max)
09/22 07Z,   0.00,  -0.43,  99.90,  -0.27,   0.16,
09/22 08Z,   0.00,  -0.74,  99.90,  -0.58,   0.16,
09/22 09Z,   0.00,  -1.24,  99.90,  -1.08,   0.16,
09/22 10Z,  -0.10,  -1.90,  99.90,  -1.84,   0.16,
09/22 11Z,  -0.10,  -2.61,  99.90,  -2.55,   0.16,
09/22 12Z,  -0.10,  -3.28,  99.90,  -3.22,   0.16,
09/22 13Z,  -0.10,  -3.78,  99.90,  -3.72,   0.16,
09/22 14Z,  -0.10,  -4.03,  99.90,  -3.97,   0.16,  (min)
09/22 15Z,  -0.10,  -3.99,  99.90,  -3.93,   0.16,
09/22 16Z,  -0.10,  -3.66,  99.90,  -3.61,   0.16,
09/22 17Z,  -0.10,  -3.11,  99.90,  -3.05,   0.16,
09/22 18Z,  -0.10,  -2.42,  99.90,  -2.36,   0.16,
09/22 19Z,  -0.10,  -1.71,  99.90,  -1.65,   0.16,
09/22 20Z,  -0.20,  -1.10,  99.90,  -1.14,   0.16,
09/22 21Z,  -0.20,  -0.66,  99.90,  -0.70,   0.16,
09/22 22Z,  -0.20,  -0.43,  99.90,  -0.47,   0.16,
09/22 23Z,  -0.20,  -0.38,  99.90,  -0.42,   0.16,
09/23 00Z,  -0.10,  -0.45,  99.90,  -0.39,   0.16,  (max)
09/23 01Z,  -0.10,  -0.56,  99.90,  -0.50,   0.16,
09/23 02Z,  -0.10,  -0.62,  99.90,  -0.56,   0.16,  (min)
09/23 03Z,  -0.10,  -0.59,  99.90,  -0.53,   0.16,
09/23 04Z,  -0.10,  -0.46,  99.90,  -0.40,   0.16,
09/23 05Z,  -0.10,  -0.27,  99.90,  -0.21,   0.16,
09/23 06Z,  -0.10,  -0.11,  99.90,  -0.05,   0.16,
09/23 07Z,  -0.10,  -0.07,  99.90,  -0.02,   0.16,  (max)
09/23 08Z,  -0.10,  -0.23,  99.90,  -0.17,   0.16,
09/23 09Z,  -0.10,  -0.63,  99.90,  -0.57,   0.16,
09/23 10Z,  -0.10,  -1.24,  99.90,  -1.18,   0.16,
09/23 11Z,  -0.10,  -2.00,  99.90,  -1.94,   0.16,
09/23 12Z,  -0.10,  -2.80,  99.90,  -2.74,   0.16,
09/23 13Z,  -0.10,  -3.51,  99.90,  -3.45,   0.16,
09/23 14Z,   0.00,  -4.01,  99.90,  -3.86,   0.16,
09/23 15Z,   0.00,  -4.23,  99.90,  -4.07,   0.16,  (min)
09/23 16Z,   0.00,  -4.11,  99.90,  -3.95,   0.16,
09/23 17Z,   0.00,  -3.70,  99.90,  -3.54,   0.16,
09/23 18Z,   0.00,  -3.05,  99.90,  -2.90,   0.16,
09/23 19Z,   0.00,  -2.30,  99.90,  -2.15,   0.16,
09/23 20Z,   0.00,  -1.58,  99.90,  -1.42,   0.16,
09/23 21Z,   0.00,  -0.98,  99.90,  -0.82,   0.16,
09/23 22Z,   0.00,  -0.59,  99.90,  -0.43,   0.16,
09/23 23Z,   0.00,  -0.42,  99.90,  -0.27,   0.16,  (max)
09/24 00Z,   0.00,  -0.43,  99.90,  -0.28,   0.16,
09/24 01Z,   0.00,  -0.54,  99.90,  -0.38,   0.16,
09/24 02Z,   0.00,  -0.65,  99.90,  -0.49,   0.16,
09/24 03Z,   0.00,  -0.68,  99.90,  -0.52,   0.16,  (min)
09/24 04Z,   0.00,  -0.58,  99.90,  -0.42,   0.16,
09/24 05Z,   0.00,  -0.37,  99.90,  -0.22,   0.16,
09/24 06Z,   0.00,  -0.12,  99.90,   0.04,   0.16,
09/24 07Z,   0.00,   0.07,  99.90,   0.23,   0.16,
09/24 08Z,   0.00,   0.11,  99.90,   0.27,   0.16,  (max)
09/24 09Z,   0.00,  -0.08,  99.90,   0.07,   0.16,
09/24 10Z,   0.00,  -0.55,  99.90,  -0.39,   0.16,
09/24 11Z,   0.00,  -1.24,  99.90,  -1.08,   0.16,
09/24 12Z,   0.00,  -2.09,  99.90,  -1.93,   0.16,
09/24 13Z,   0.00,  -2.94,  99.90,  -2.79,   0.16,
09/24 14Z,   0.00,  -3.68,  99.90,  -3.52,   0.16,
09/24 15Z,   0.00,  -4.17,  99.90,  -4.01,   0.16,
09/24 16Z,   0.00,  -4.32,  99.90,  -4.16,   0.16,  (min)
09/24 17Z,   0.00,  -4.13,  99.90,  -3.97,   0.16,
09/24 18Z,   0.00,  -3.63,  99.90,  -3.47,   0.16,
09/24 19Z,   0.00,  -2.93,  99.90,  -2.77,   0.16,
09/24 20Z,   0.00,  -2.15,  99.90,  -1.99,   0.16,
09/24 21Z,   0.00,  -1.44,  99.90,  -1.28,   0.16,
09/24 22Z,   0.00,  -0.89,  99.90,  -0.74,   0.16,
09/24 23Z,   0.00,  -0.58,  99.90,  -0.43,   0.16,
09/25 00Z,   0.00,  -0.50,  99.90,  -0.34,   0.16,  (max)
09/25 01Z,   0.00,  -0.59,  99.90,  -0.43,   0.16,
09/25 02Z,   0.10,  -0.74,  99.90,  -0.48,   0.16,
09/25 03Z,   0.10,  -0.85,  99.90,  -0.60,   0.16,  (min)
09/25 04Z,   0.10,  -0.85,  99.90,  -0.59,   0.16,
09/25 05Z,   0.10,  -0.69,  99.90,  -0.43,   0.16,
09/25 06Z,   0.10,  -0.41,  99.90,  -0.15,   0.16,
09/25 07Z,   0.10,  -0.10,  99.90,   0.16,   0.16,
09/25 08Z,   0.10,   0.14,  99.90,   0.40,   0.16,
09/25 09Z,   0.10,   0.19,  99.90,   0.45,   0.16,  (max)
09/25 10Z,   0.10,  -0.02,  99.90,   0.24,   0.16,
09/25 11Z,   0.10,  -0.53,  99.90,  -0.27,   0.16,
09/25 12Z,   0.10,  -1.27,  99.90,  -1.01,   0.16,