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 11:20:03 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/19 12Z,   0.20,  -1.72,  -1.55,  99.90,  -0.03,
09/19 13Z,   0.30,  -1.65,  -1.47,  99.90,  -0.12,  (min)
09/19 14Z,   0.30,  -1.39,  -1.13,  99.90,  -0.04,
09/19 15Z,   0.30,  -0.98,  -0.75,  99.90,  -0.07,
09/19 16Z,   0.30,  -0.50,  -0.18,  99.90,   0.02,
09/19 17Z,   0.30,  -0.03,   0.34,  99.90,   0.07,
09/19 18Z,   0.30,   0.36,   0.70,  99.90,   0.04,
09/19 19Z,   0.30,   0.61,   1.00,  99.90,   0.09,
09/19 20Z,   0.30,   0.70,   1.09,  99.90,   0.09,  (max)
09/19 21Z,   0.30,   0.67,   1.06,  99.90,   0.09,
09/19 22Z,   0.30,   0.56,   0.96,  99.90,   0.10,  (min)
09/19 23Z,   0.30,   0.44,   1.02,  99.90,   0.28,  (max)
09/20 00Z,   0.30,   0.37,   0.90,  99.90,   0.23,
09/20 01Z,   0.30,   0.38,   0.85,  99.90,   0.17,  (min)
09/20 02Z,   0.30,   0.46,   0.97,  99.90,   0.21,
09/20 03Z,   0.40,   0.58,   1.14,  99.90,   0.16,
09/20 04Z,   0.40,   0.68,   1.26,  99.90,   0.18,
09/20 05Z,   0.40,   0.69,   1.28,  99.90,   0.19,  (max)
09/20 06Z,   0.30,   0.57,   1.15,  99.90,   0.28,
09/20 07Z,   0.30,   0.28,   0.81,  99.90,   0.23,
09/20 08Z,   0.30,  -0.14,   0.42,  99.90,   0.26,
09/20 09Z,   0.30,  -0.66,  -0.14,  99.90,   0.22,
09/20 10Z,   0.20,  -1.19,  -0.66,  99.90,   0.33,
09/20 11Z,   0.20,  -1.64,  -1.09,  99.90,   0.35,
09/20 12Z,   0.20,  -1.94,  -1.41,  99.90,   0.33,
09/20 13Z,   0.10,  -2.02,  -1.61,  99.90,   0.31,  (min)
09/20 14Z,   0.10,  -1.88,  -1.52,  99.90,   0.26,
09/20 15Z,   0.10,  -1.52,  -1.13,  99.90,   0.29,
09/20 16Z,   0.00,  -1.01,  -0.67,  99.90,   0.34,
09/20 17Z,   0.00,  -0.43,  -0.14,  99.90,   0.29,
09/20 18Z,   0.00,   0.12,   0.42,  99.90,   0.30,
09/20 19Z,   0.00,   0.55,   0.75,  99.90,   0.20,
09/20 20Z,  -0.10,   0.83,   0.97,  99.90,   0.24,
09/20 21Z,  -0.20,   0.93,   0.99,  99.90,   0.26,
09/20 22Z,  -0.20,   0.90,   0.99,  99.90,   0.29,  (max)
09/20 23Z,  -0.30,   0.80,   0.83,  99.90,   0.33,
09/21 00Z,  -0.40,   0.69,   0.71,  99.90,   0.42,
09/21 01Z,  -0.40,   0.63,   0.66,  99.90,   0.43,
09/21 02Z,  -0.40,   0.66,   0.60,  99.90,   0.34,  (min)
09/21 03Z,  -0.40,   0.76,   0.69,  99.90,   0.33,
09/21 04Z,  -0.40,   0.87,   0.82,  99.90,   0.35,  (max)
09/21 05Z,  -0.40,   0.94,   0.79,  99.90,   0.25,
09/21 06Z,  -0.40,   0.89,   0.74,  99.90,   0.25,
09/21 07Z,  -0.50,   0.67,   0.50,  99.90,   0.33,
09/21 08Z,  -0.50,   0.27,   0.11,  99.90,   0.34,
09/21 09Z,  -0.50,  -0.27,  -0.42,  99.90,   0.35,
09/21 10Z,  -0.50,  -0.89,  -1.09,  99.90,   0.30,
09/21 11Z,  -0.40,  -1.49,  -1.68,  99.90,   0.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/21 12Z,  -0.40,  -1.97,  99.90,  -2.17,   0.20,
09/21 13Z,  -0.30,  -2.25,  99.90,  -2.35,   0.20,
09/21 14Z,  -0.30,  -2.28,  99.90,  -2.38,   0.20,  (min)
09/21 15Z,  -0.30,  -2.04,  99.90,  -2.14,   0.20,
09/21 16Z,  -0.30,  -1.58,  99.90,  -1.69,   0.19,
09/21 17Z,  -0.20,  -0.97,  99.90,  -0.98,   0.19,
09/21 18Z,  -0.20,  -0.32,  99.90,  -0.33,   0.19,
09/21 19Z,  -0.20,   0.28,  99.90,   0.27,   0.19,
09/21 20Z,  -0.20,   0.73,  99.90,   0.72,   0.19,
09/21 21Z,  -0.10,   1.00,  99.90,   1.08,   0.18,
09/21 22Z,  -0.10,   1.09,  99.90,   1.17,   0.18,  (max)
09/21 23Z,  -0.10,   1.04,  99.90,   1.12,   0.18,
09/22 00Z,   0.00,   0.94,  99.90,   1.11,   0.18,
09/22 01Z,   0.00,   0.84,  99.90,   1.02,   0.18,
09/22 02Z,   0.00,   0.82,  99.90,   1.00,   0.18,  (min)
09/22 03Z,   0.00,   0.89,  99.90,   1.07,   0.18,
09/22 04Z,   0.00,   1.02,  99.90,   1.20,   0.18,
09/22 05Z,   0.10,   1.15,  99.90,   1.43,   0.18,
09/22 06Z,   0.10,   1.20,  99.90,   1.48,   0.18,  (max)
09/22 07Z,   0.00,   1.09,  99.90,   1.27,   0.18,
09/22 08Z,   0.00,   0.78,  99.90,   0.96,   0.18,
09/22 09Z,   0.00,   0.28,  99.90,   0.45,   0.18,
09/22 10Z,  -0.10,  -0.38,  99.90,  -0.30,   0.18,
09/22 11Z,  -0.10,  -1.09,  99.90,  -1.01,   0.18,
09/22 12Z,  -0.10,  -1.76,  99.90,  -1.68,   0.18,
09/22 13Z,  -0.10,  -2.26,  99.90,  -2.18,   0.18,
09/22 14Z,  -0.10,  -2.51,  99.90,  -2.44,   0.18,  (min)
09/22 15Z,  -0.10,  -2.47,  99.90,  -2.39,   0.18,
09/22 16Z,  -0.10,  -2.14,  99.90,  -2.07,   0.18,
09/22 17Z,  -0.10,  -1.59,  99.90,  -1.51,   0.18,
09/22 18Z,  -0.10,  -0.90,  99.90,  -0.82,   0.18,
09/22 19Z,  -0.10,  -0.19,  99.90,  -0.11,   0.18,
09/22 20Z,  -0.20,   0.42,  99.90,   0.40,   0.18,
09/22 21Z,  -0.20,   0.86,  99.90,   0.84,   0.18,
09/22 22Z,  -0.20,   1.09,  99.90,   1.07,   0.18,
09/22 23Z,  -0.20,   1.14,  99.90,   1.12,   0.18,  (max)
09/23 00Z,  -0.20,   1.07,  99.90,   1.05,   0.18,
09/23 01Z,  -0.10,   0.96,  99.90,   1.04,   0.18,
09/23 02Z,  -0.10,   0.90,  99.90,   0.98,   0.18,  (min)
09/23 03Z,  -0.10,   0.93,  99.90,   1.01,   0.18,
09/23 04Z,  -0.10,   1.06,  99.90,   1.14,   0.18,
09/23 05Z,  -0.10,   1.25,  99.90,   1.33,   0.18,
09/23 06Z,  -0.10,   1.41,  99.90,   1.49,   0.18,
09/23 07Z,  -0.10,   1.45,  99.90,   1.52,   0.18,  (max)
09/23 08Z,  -0.10,   1.29,  99.90,   1.37,   0.18,
09/23 09Z,  -0.10,   0.89,  99.90,   0.97,   0.18,
09/23 10Z,  -0.10,   0.28,  99.90,   0.36,   0.18,
09/23 11Z,  -0.10,  -0.48,  99.90,  -0.40,   0.18,
09/23 12Z,  -0.10,  -1.28,  99.90,  -1.20,   0.18,
09/23 13Z,   0.00,  -1.99,  99.90,  -1.81,   0.18,
09/23 14Z,   0.00,  -2.49,  99.90,  -2.32,   0.18,
09/23 15Z,   0.00,  -2.71,  99.90,  -2.53,   0.18,  (min)
09/23 16Z,   0.00,  -2.59,  99.90,  -2.41,   0.18,
09/23 17Z,   0.00,  -2.18,  99.90,  -2.00,   0.18,
09/23 18Z,   0.10,  -1.53,  99.90,  -1.26,   0.18,
09/23 19Z,   0.00,  -0.78,  99.90,  -0.61,   0.18,
09/23 20Z,   0.00,  -0.06,  99.90,   0.12,   0.18,
09/23 21Z,   0.00,   0.54,  99.90,   0.72,   0.18,
09/23 22Z,   0.00,   0.93,  99.90,   1.11,   0.18,
09/23 23Z,   0.00,   1.10,  99.90,   1.27,   0.18,  (max)
09/24 00Z,   0.00,   1.09,  99.90,   1.26,   0.18,
09/24 01Z,   0.00,   0.98,  99.90,   1.16,   0.18,
09/24 02Z,   0.00,   0.87,  99.90,   1.05,   0.18,
09/24 03Z,   0.00,   0.84,  99.90,   1.02,   0.18,  (min)
09/24 04Z,   0.00,   0.94,  99.90,   1.12,   0.18,
09/24 05Z,   0.00,   1.15,  99.90,   1.32,   0.18,
09/24 06Z,   0.00,   1.40,  99.90,   1.58,   0.18,
09/24 07Z,   0.00,   1.59,  99.90,   1.77,   0.18,
09/24 08Z,   0.00,   1.63,  99.90,   1.81,   0.18,  (max)
09/24 09Z,   0.00,   1.44,  99.90,   1.61,   0.18,
09/24 10Z,   0.00,   0.97,  99.90,   1.15,   0.18,
09/24 11Z,   0.00,   0.28,  99.90,   0.45,   0.18,
09/24 12Z,   0.00,  -0.57,  99.90,  -0.39,   0.18,
09/24 13Z,   0.00,  -1.42,  99.90,  -1.25,   0.18,
09/24 14Z,   0.00,  -2.16,  99.90,  -1.98,   0.18,
09/24 15Z,   0.00,  -2.65,  99.90,  -2.47,   0.18,
09/24 16Z,   0.00,  -2.80,  99.90,  -2.62,   0.18,  (min)
09/24 17Z,   0.00,  -2.61,  99.90,  -2.43,   0.18,
09/24 18Z,   0.00,  -2.11,  99.90,  -1.94,   0.18,
09/24 19Z,   0.00,  -1.41,  99.90,  -1.23,   0.18,
09/24 20Z,   0.00,  -0.63,  99.90,  -0.45,   0.18,
09/24 21Z,   0.00,   0.08,  99.90,   0.26,   0.18,
09/24 22Z,   0.00,   0.63,  99.90,   0.80,   0.18,
09/24 23Z,   0.00,   0.94,  99.90,   1.11,   0.18,
09/25 00Z,   0.00,   1.02,  99.90,   1.20,   0.18,