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
#Nikiski, AK : 01/25/2026 11:21:00 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/23 12Z,  -0.80,  -7.41,  -8.31,  99.90,  -0.10,
01/23 13Z,  -0.80,  -1.60,  -2.76,  99.90,  -0.36,
01/23 14Z,  -0.70,   4.09,   2.22,  99.90,  -1.17,
01/23 15Z,  -0.70,   8.08,   6.43,  99.90,  -0.95,
01/23 16Z,  -0.80,  10.11,   9.00,  99.90,  -0.31,
01/23 17Z,  -0.80,  10.11,   9.20,  99.90,  -0.11,  (max)
01/23 18Z,  -0.80,   7.93,   6.53,  99.90,  -0.60,
01/23 19Z,  -0.80,   3.88,   2.41,  99.90,  -0.67,
01/23 20Z,  -0.80,  -0.96,  -1.81,  99.90,  -0.05,
01/23 21Z,  -0.80,  -5.26,  -5.75,  99.90,   0.31,
01/23 22Z,  -0.80,  -8.09,  -9.46,  99.90,  -0.57,
01/23 23Z,  -0.80,  -8.92, -10.64,  99.90,  -0.92,  (min)
01/24 00Z,  -0.80,  -7.09,  -8.03,  99.90,  -0.14,
01/24 01Z,  -0.80,  -2.73,  -3.23,  99.90,   0.30,
01/24 02Z,  -0.80,   2.34,   1.11,  99.90,  -0.43,
01/24 03Z,  -0.80,   6.14,   4.65,  99.90,  -0.69,
01/24 04Z,  -0.80,   8.08,   6.85,  99.90,  -0.43,
01/24 05Z,  -0.80,   8.24,   7.01,  99.90,  -0.43,  (max)
01/24 06Z,  -0.80,   6.46,   4.79,  99.90,  -0.87,
01/24 07Z,  -0.80,   2.87,   0.94,  99.90,  -1.13,
01/24 08Z,  -0.80,  -1.76,  -3.18,  99.90,  -0.62,
01/24 09Z,  -0.80,  -6.08,  -7.06,  99.90,  -0.18,
01/24 10Z,  -0.90,  -8.96, -10.43,  99.90,  -0.57,
01/24 11Z,  -0.90,  -9.93, -12.07,  99.90,  -1.24,  (min)
01/24 12Z,  -0.90,  -8.50, -10.02,  99.90,  -0.62,
01/24 13Z,  -0.90,  -4.39,  -5.21,  99.90,   0.08,
01/24 14Z,  -0.90,   1.18,  -0.40,  99.90,  -0.68,
01/24 15Z,  -0.90,   6.02,   3.96,  99.90,  -1.16,
01/24 16Z,  -0.90,   8.99,   7.37,  99.90,  -0.72,
01/24 17Z,  -1.00,  10.09,   8.97,  99.90,  -0.12,  (max)
01/24 18Z,  -1.00,   9.28,   8.21,  99.90,  -0.07,
01/24 19Z,  -1.00,   6.51,   5.20,  99.90,  -0.31,
01/24 20Z,  -1.00,   2.25,   1.13,  99.90,  -0.12,
01/24 21Z,  -1.10,  -2.35,  -3.10,  99.90,   0.35,
01/24 22Z,  -1.10,  -6.06,  -6.88,  99.90,   0.28,
01/24 23Z,  -1.10,  -8.26,  -9.86,  99.90,  -0.50,
01/25 00Z,  -1.10,  -8.61, -10.57,  99.90,  -0.86,  (min)
01/25 01Z,  -1.10,  -6.56,  -7.21,  99.90,   0.45,
01/25 02Z,  -1.10,  -2.41,  -2.87,  99.90,   0.64,
01/25 03Z,  -1.10,   2.02,   0.81,  99.90,  -0.11,
01/25 04Z,  -1.10,   5.15,   3.95,  99.90,  -0.10,
01/25 05Z,  -1.10,   6.71,   5.83,  99.90,   0.22,
01/25 06Z,  -1.10,   6.74,   5.89,  99.90,   0.25,  (max)
01/25 07Z,  -1.10,   5.04,   3.81,  99.90,  -0.13,
01/25 08Z,  -1.10,   1.78,   0.41,  99.90,  -0.27,
01/25 09Z,  -1.10,  -2.17,  -3.23,  99.90,   0.04,
01/25 10Z,  -1.00,  -5.52,  -6.54,  99.90,  -0.02,
01/25 11Z,  -0.90,  -7.42,  -9.07,  99.90,  -0.75,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/25 12Z,  -0.90,  -7.64,  99.90,  -9.25,  -0.71,  (min)
01/25 13Z,  -1.00,  -5.80,  99.90,  -7.48,  -0.68,
01/25 14Z,  -1.00,  -1.77,  99.90,  -3.42,  -0.64,
01/25 15Z,  -0.90,   3.14,  99.90,   1.63,  -0.61,
01/25 16Z,  -0.90,   6.99,  99.90,   5.52,  -0.58,
01/25 17Z,  -0.90,   9.07,  99.90,   7.63,  -0.54,
01/25 18Z,  -0.90,   9.51,  99.90,   8.10,  -0.51,  (max)
01/25 19Z,  -0.80,   8.25,  99.90,   6.98,  -0.47,
01/25 20Z,  -0.80,   5.27,  99.90,   4.03,  -0.44,
01/25 21Z,  -0.70,   1.16,  99.90,   0.06,  -0.40,
01/25 22Z,  -0.60,  -2.97,  99.90,  -3.94,  -0.37,
01/25 23Z,  -0.60,  -6.12,  99.90,  -7.06,  -0.33,
01/26 00Z,  -0.60,  -7.98,  99.90,  -8.91,  -0.33,
01/26 01Z,  -0.60,  -8.28,  99.90,  -9.21,  -0.33,  (min)
01/26 02Z,  -0.50,  -6.45,  99.90,  -7.29,  -0.33,
01/26 03Z,  -0.50,  -2.84,  99.90,  -3.67,  -0.33,
01/26 04Z,  -0.50,   0.90,  99.90,   0.07,  -0.33,
01/26 05Z,  -0.50,   3.58,  99.90,   2.75,  -0.33,
01/26 06Z,  -0.50,   5.10,  99.90,   4.27,  -0.33,
01/26 07Z,  -0.50,   5.37,  99.90,   4.54,  -0.33,  (max)
01/26 08Z,  -0.50,   4.11,  99.90,   3.28,  -0.33,
01/26 09Z,  -0.40,   1.49,  99.90,   0.76,  -0.33,
01/26 10Z,  -0.40,  -1.61,  99.90,  -2.34,  -0.33,
01/26 11Z,  -0.30,  -4.05,  99.90,  -4.68,  -0.33,
01/26 12Z,  -0.30,  -5.29,  99.90,  -5.92,  -0.33,  (min)
01/26 13Z,  -0.30,  -5.26,  99.90,  -5.89,  -0.33,
01/26 14Z,  -0.20,  -3.55,  99.90,  -4.08,  -0.33,
01/26 15Z,  -0.20,  -0.02,  99.90,  -0.55,  -0.33,
01/26 16Z,  -0.20,   4.05,  99.90,   3.52,  -0.33,
01/26 17Z,  -0.30,   7.05,  99.90,   6.42,  -0.33,
01/26 18Z,  -0.30,   8.57,  99.90,   7.93,  -0.33,
01/26 19Z,  -0.30,   8.73,  99.90,   8.10,  -0.33,  (max)
01/26 20Z,  -0.30,   7.40,  99.90,   6.77,  -0.33,
01/26 21Z,  -0.30,   4.56,  99.90,   3.93,  -0.33,
01/26 22Z,  -0.20,   0.81,  99.90,   0.28,  -0.33,
01/26 23Z,  -0.20,  -2.84,  99.90,  -3.37,  -0.33,
01/27 00Z,  -0.10,  -5.68,  99.90,  -6.12,  -0.33,
01/27 01Z,  -0.10,  -7.61,  99.90,  -8.05,  -0.33,
01/27 02Z,  -0.10,  -8.30,  99.90,  -8.74,  -0.33,  (min)
01/27 03Z,  -0.10,  -7.00,  99.90,  -7.43,  -0.33,
01/27 04Z,  -0.10,  -4.01,  99.90,  -4.44,  -0.33,
01/27 05Z,  -0.10,  -0.77,  99.90,  -1.20,  -0.33,
01/27 06Z,  -0.10,   1.83,  99.90,   1.40,  -0.33,
01/27 07Z,  -0.10,   3.70,  99.90,   3.26,  -0.33,
01/27 08Z,  -0.10,   4.54,  99.90,   4.11,  -0.33,  (max)
01/27 09Z,   0.00,   3.94,  99.90,   3.61,  -0.33,
01/27 10Z,   0.00,   2.07,  99.90,   1.74,  -0.33,
01/27 11Z,   0.00,  -0.26,  99.90,  -0.59,  -0.33,
01/27 12Z,   0.00,  -2.11,  99.90,  -2.44,  -0.33,
01/27 13Z,   0.00,  -3.18,  99.90,  -3.51,  -0.33,
01/27 14Z,   0.00,  -3.42,  99.90,  -3.76,  -0.33,  (min)
01/27 15Z,   0.10,  -2.23,  99.90,  -2.46,  -0.33,
01/27 16Z,   0.10,   0.64,  99.90,   0.41,  -0.33,
01/27 17Z,   0.10,   3.98,  99.90,   3.74,  -0.33,
01/27 18Z,   0.20,   6.46,  99.90,   6.33,  -0.33,
01/27 19Z,   0.20,   7.85,  99.90,   7.72,  -0.33,
01/27 20Z,   0.30,   8.16,  99.90,   8.13,  -0.33,  (max)
01/27 21Z,   0.30,   7.08,  99.90,   7.05,  -0.33,
01/27 22Z,   0.40,   4.56,  99.90,   4.63,  -0.33,
01/27 23Z,   0.50,   1.17,  99.90,   1.34,  -0.33,
01/28 00Z,   0.50,  -2.22,  99.90,  -2.05,  -0.33,
01/28 01Z,   0.50,  -5.14,  99.90,  -4.97,  -0.33,
01/28 02Z,   0.50,  -7.56,  99.90,  -7.39,  -0.33,
01/28 03Z,   0.50,  -8.91,  99.90,  -8.74,  -0.33,  (min)
01/28 04Z,   0.60,  -8.20,  99.90,  -7.93,  -0.33,
01/28 05Z,   0.60,  -5.66,  99.90,  -5.39,  -0.33,
01/28 06Z,   0.60,  -2.57,  99.90,  -2.30,  -0.33,
01/28 07Z,   0.70,   0.36,  99.90,   0.73,  -0.33,
01/28 08Z,   0.80,   2.91,  99.90,   3.38,  -0.33,
01/28 09Z,   0.90,   4.51,  99.90,   5.08,  -0.33,
01/28 10Z,   0.90,   4.60,  99.90,   5.17,  -0.33,  (max)
01/28 11Z,   1.00,   3.33,  99.90,   4.00,  -0.33,
01/28 12Z,   1.00,   1.45,  99.90,   2.12,  -0.33,
01/28 13Z,   1.10,  -0.27,  99.90,   0.50,  -0.33,
01/28 14Z,   1.10,  -1.68,  99.90,  -0.91,  -0.33,
01/28 15Z,   1.10,  -2.56,  99.90,  -1.80,  -0.33,  (min)
01/28 16Z,   1.00,  -2.01,  99.90,  -1.34,  -0.33,
01/28 17Z,   1.00,   0.29,  99.90,   0.96,  -0.33,
01/28 18Z,   0.90,   3.22,  99.90,   3.78,  -0.33,
01/28 19Z,   0.80,   5.65,  99.90,   6.12,  -0.33,
01/28 20Z,   0.80,   7.36,  99.90,   7.83,  -0.33,
01/28 21Z,   0.80,   8.11,  99.90,   8.58,  -0.33,  (max)
01/28 22Z,   0.90,   7.41,  99.90,   7.98,  -0.33,
01/28 23Z,   0.90,   5.18,  99.90,   5.75,  -0.33,
01/29 00Z,   0.90,   1.95,  99.90,   2.52,  -0.33,