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 : 09/30/2023 10:20:06 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/28 18Z,   0.00,  -1.57,  -1.78,  99.90,  -0.21,
09/28 19Z,   0.00,  -1.79,  -1.95,  99.90,  -0.16,
09/28 20Z,   0.00,  -1.70,  -1.98,  99.90,  -0.28,  (min)
09/28 21Z,   0.00,  -1.33,  -1.62,  99.90,  -0.29,
09/28 22Z,   0.00,  -0.76,  -0.91,  99.90,  -0.15,
09/28 23Z,   0.00,  -0.12,  -0.22,  99.90,  -0.10,
09/29 00Z,  -0.10,   0.45,   0.42,  99.90,   0.07,
09/29 01Z,  -0.10,   0.82,   0.76,  99.90,   0.04,
09/29 02Z,  -0.20,   0.90,   0.81,  99.90,   0.11,  (max)
09/29 03Z,  -0.20,   0.70,   0.63,  99.90,   0.13,
09/29 04Z,  -0.20,   0.28,   0.14,  99.90,   0.06,
09/29 05Z,  -0.30,  -0.26,  -0.52,  99.90,   0.04,
09/29 06Z,  -0.40,  -0.76,  -1.01,  99.90,   0.15,
09/29 07Z,  -0.40,  -1.09,  -1.42,  99.90,   0.07,  (min)
09/29 08Z,  -0.40,  -1.17,  -1.41,  99.90,   0.16,
09/29 09Z,  -0.40,  -0.97,  -1.11,  99.90,   0.26,
09/29 10Z,  -0.40,  -0.56,  -0.75,  99.90,   0.21,
09/29 11Z,  -0.40,  -0.04,  -0.18,  99.90,   0.26,
09/29 12Z,  -0.40,   0.46,   0.32,  99.90,   0.26,
09/29 13Z,  -0.50,   0.80,   0.65,  99.90,   0.35,
09/29 14Z,  -0.40,   0.91,   0.76,  99.90,   0.25,  (max)
09/29 15Z,  -0.50,   0.75,   0.60,  99.90,   0.35,
09/29 16Z,  -0.50,   0.36,   0.24,  99.90,   0.38,
09/29 17Z,  -0.50,  -0.15,  -0.20,  99.90,   0.45,
09/29 18Z,  -0.40,  -0.67,  -0.73,  99.90,   0.34,
09/29 19Z,  -0.30,  -1.06,  -1.26,  99.90,   0.10,
09/29 20Z,  -0.30,  -1.23,  -1.29,  99.90,   0.24,  (min)
09/29 21Z,  -0.30,  -1.14,  -0.99,  99.90,   0.45,
09/29 22Z,  -0.20,  -0.80,  -0.42,  99.90,   0.58,
09/29 23Z,  -0.20,  -0.29,   0.04,  99.90,   0.53,
09/30 00Z,  -0.10,   0.26,   0.79,  99.90,   0.63,
09/30 01Z,  -0.10,   0.72,   1.21,  99.90,   0.59,
09/30 02Z,   0.00,   0.97,   1.32,  99.90,   0.35,
09/30 03Z,   0.00,   0.94,   1.54,  99.90,   0.60,  (max)
09/30 04Z,   0.00,   0.61,   1.27,  99.90,   0.66,
09/30 05Z,   0.00,   0.06,   0.56,  99.90,   0.50,
09/30 06Z,   0.10,  -0.59,  -0.24,  99.90,   0.25,
09/30 07Z,   0.00,  -1.19,  -0.69,  99.90,   0.50,
09/30 08Z,   0.00,  -1.61,  -1.07,  99.90,   0.54,
09/30 09Z,   0.00,  -1.75,  -1.26,  99.90,   0.49,  (min)
09/30 10Z,   0.10,  -1.59,  -0.93,  99.90,   0.56,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/30 11Z,   0.10,  -1.16,  99.90,  -0.57,   0.49,
09/30 12Z,   0.10,  -0.58,  99.90,  -0.05,   0.43,
09/30 13Z,   0.20,   0.02,  99.90,   0.58,   0.37,
09/30 14Z,   0.20,   0.51,  99.90,   1.01,   0.30,
09/30 15Z,   0.20,   0.79,  99.90,   1.22,   0.24,  (max)
09/30 16Z,   0.20,   0.81,  99.90,   1.18,   0.17,
09/30 17Z,   0.10,   0.60,  99.90,   0.81,   0.11,
09/30 18Z,   0.10,   0.24,  99.90,   0.38,   0.04,
09/30 19Z,   0.10,  -0.17,  99.90,  -0.09,  -0.02,
09/30 20Z,   0.00,  -0.50,  99.90,  -0.58,  -0.09,
09/30 21Z,   0.00,  -0.66,  99.90,  -0.81,  -0.15,
09/30 22Z,   0.00,  -0.59,  99.90,  -0.81,  -0.21,  (min)
09/30 23Z,   0.00,  -0.32,  99.90,  -0.53,  -0.21,
10/01 00Z,   0.00,   0.11,  99.90,  -0.11,  -0.21,
10/01 01Z,   0.00,   0.56,  99.90,   0.35,  -0.21,
10/01 02Z,   0.00,   0.92,  99.90,   0.71,  -0.21,
10/01 03Z,   0.00,   1.07,  99.90,   0.86,  -0.21,  (max)
10/01 04Z,  -0.10,   0.94,  99.90,   0.62,  -0.21,
10/01 05Z,  -0.20,   0.51,  99.90,   0.10,  -0.21,
10/01 06Z,  -0.20,  -0.14,  99.90,  -0.55,  -0.21,
10/01 07Z,  -0.30,  -0.88,  99.90,  -1.40,  -0.21,
10/01 08Z,  -0.30,  -1.58,  99.90,  -2.09,  -0.21,
10/01 09Z,  -0.30,  -2.07,  99.90,  -2.59,  -0.21,
10/01 10Z,  -0.40,  -2.27,  99.90,  -2.88,  -0.21,  (min)
10/01 11Z,  -0.40,  -2.12,  99.90,  -2.74,  -0.21,
10/01 12Z,  -0.50,  -1.68,  99.90,  -2.39,  -0.21,
10/01 13Z,  -0.50,  -1.03,  99.90,  -1.74,  -0.21,
10/01 14Z,  -0.50,  -0.32,  99.90,  -1.03,  -0.21,
10/01 15Z,  -0.50,   0.32,  99.90,  -0.39,  -0.21,
10/01 16Z,  -0.50,   0.77,  99.90,   0.06,  -0.21,
10/01 17Z,  -0.40,   0.97,  99.90,   0.35,  -0.21,  (max)
10/01 18Z,  -0.50,   0.92,  99.90,   0.20,  -0.21,
10/01 19Z,  -0.50,   0.68,  99.90,  -0.04,  -0.21,
10/01 20Z,  -0.60,   0.34,  99.90,  -0.47,  -0.21,
10/01 21Z,  -0.60,   0.04,  99.90,  -0.78,  -0.21,
10/01 22Z,  -0.60,  -0.14,  99.90,  -0.96,  -0.21,  (min)
10/01 23Z,  -0.60,  -0.14,  99.90,  -0.95,  -0.21,
10/02 00Z,  -0.60,   0.06,  99.90,  -0.75,  -0.21,
10/02 01Z,  -0.60,   0.40,  99.90,  -0.42,  -0.21,
10/02 02Z,  -0.60,   0.76,  99.90,  -0.05,  -0.21,
10/02 03Z,  -0.60,   1.04,  99.90,   0.23,  -0.21,
10/02 04Z,  -0.60,   1.12,  99.90,   0.30,  -0.21,  (max)
10/02 05Z,  -0.60,   0.91,  99.90,   0.10,  -0.21,
10/02 06Z,  -0.50,   0.42,  99.90,  -0.29,  -0.21,
10/02 07Z,  -0.60,  -0.29,  99.90,  -1.11,  -0.21,
10/02 08Z,  -0.60,  -1.11,  99.90,  -1.92,  -0.21,
10/02 09Z,  -0.60,  -1.87,  99.90,  -2.68,  -0.21,
10/02 10Z,  -0.60,  -2.42,  99.90,  -3.24,  -0.21,
10/02 11Z,  -0.60,  -2.65,  99.90,  -3.47,  -0.21,  (min)
10/02 12Z,  -0.60,  -2.52,  99.90,  -3.33,  -0.21,
10/02 13Z,  -0.60,  -2.04,  99.90,  -2.86,  -0.21,
10/02 14Z,  -0.60,  -1.33,  99.90,  -2.14,  -0.21,
10/02 15Z,  -0.60,  -0.51,  99.90,  -1.32,  -0.21,
10/02 16Z,  -0.50,   0.26,  99.90,  -0.45,  -0.21,
10/02 17Z,  -0.50,   0.86,  99.90,   0.14,  -0.21,
10/02 18Z,  -0.40,   1.19,  99.90,   0.58,  -0.21,
10/02 19Z,  -0.40,   1.25,  99.90,   0.64,  -0.21,  (max)
10/02 20Z,  -0.40,   1.09,  99.90,   0.48,  -0.21,
10/02 21Z,  -0.40,   0.79,  99.90,   0.18,  -0.21,
10/02 22Z,  -0.40,   0.47,  99.90,  -0.14,  -0.21,
10/02 23Z,  -0.40,   0.25,  99.90,  -0.37,  -0.21,
10/03 00Z,  -0.40,   0.18,  99.90,  -0.43,  -0.21,  (min)
10/03 01Z,  -0.40,   0.30,  99.90,  -0.31,  -0.21,
10/03 02Z,  -0.40,   0.56,  99.90,  -0.05,  -0.21,
10/03 03Z,  -0.30,   0.86,  99.90,   0.35,  -0.21,
10/03 04Z,  -0.30,   1.09,  99.90,   0.57,  -0.21,
10/03 05Z,  -0.30,   1.12,  99.90,   0.60,  -0.21,  (max)
10/03 06Z,  -0.30,   0.88,  99.90,   0.36,  -0.21,
10/03 07Z,  -0.30,   0.35,  99.90,  -0.16,  -0.21,
10/03 08Z,  -0.40,  -0.40,  99.90,  -1.01,  -0.21,
10/03 09Z,  -0.30,  -1.25,  99.90,  -1.77,  -0.21,
10/03 10Z,  -0.30,  -2.05,  99.90,  -2.57,  -0.21,
10/03 11Z,  -0.30,  -2.63,  99.90,  -3.15,  -0.21,
10/03 12Z,  -0.30,  -2.88,  99.90,  -3.39,  -0.21,  (min)
10/03 13Z,  -0.30,  -2.74,  99.90,  -3.25,  -0.21,
10/03 14Z,  -0.30,  -2.23,  99.90,  -2.74,  -0.21,
10/03 15Z,  -0.20,  -1.45,  99.90,  -1.86,  -0.21,
10/03 16Z,  -0.20,  -0.55,  99.90,  -0.96,  -0.21,
10/03 17Z,  -0.20,   0.32,  99.90,  -0.09,  -0.21,
10/03 18Z,  -0.20,   1.01,  99.90,   0.59,  -0.21,
10/03 19Z,  -0.20,   1.43,  99.90,   1.01,  -0.21,
10/03 20Z,  -0.20,   1.55,  99.90,   1.14,  -0.21,  (max)
10/03 21Z,  -0.10,   1.41,  99.90,   1.10,  -0.21,
10/03 22Z,  -0.20,   1.11,  99.90,   0.70,  -0.21,
10/03 23Z,  -0.20,   0.76,  99.90,   0.35,  -0.21,
10/04 00Z,  -0.10,   0.48,  99.90,   0.17,  -0.21,
10/04 01Z,  99.90,   0.36,  99.90,  99.90,  -0.21,
10/04 02Z,  99.90,   0.42,  99.90,  99.90,  -0.21,
10/04 03Z,  99.90,   0.63,  99.90,  99.90,  -0.21,
10/04 04Z,  99.90,   0.89,  99.90,  99.90,  -0.21,
10/04 05Z,  99.90,   1.09,  99.90,  99.90,  -0.21,
10/04 06Z,  99.90,   1.10,  99.90,  99.90,  -0.21,