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
#Ketchikan, AK : 01/16/2026 13:23:11 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/14 18Z,  -0.10,   6.03,   5.89,  99.90,  -0.04,
01/14 19Z,  -0.10,   5.77,   5.64,  99.90,  -0.03,  (max)
01/14 20Z,  -0.10,   4.47,   4.31,  99.90,  -0.06,
01/14 21Z,  -0.10,   2.29,   2.04,  99.90,  -0.15,
01/14 22Z,  -0.10,  -0.36,  -0.72,  99.90,  -0.26,
01/14 23Z,  -0.10,  -2.97,  -3.29,  99.90,  -0.22,
01/15 00Z,  -0.40,  -5.01,  -5.37,  99.90,   0.04,
01/15 01Z,  -0.40,  -6.04,  -6.46,  99.90,  -0.02,
01/15 02Z,  -0.40,  -5.88,  -6.50,  99.90,  -0.22,  (min)
01/15 03Z,  -0.40,  -4.61,  -5.39,  99.90,  -0.38,
01/15 04Z,  -0.40,  -2.57,  -3.48,  99.90,  -0.51,
01/15 05Z,  -0.40,  -0.25,  -1.24,  99.90,  -0.59,
01/15 06Z,  -0.70,   1.83,   0.94,  99.90,  -0.19,
01/15 07Z,  -0.70,   3.23,   2.50,  99.90,  -0.03,
01/15 08Z,  -0.70,   3.67,   3.06,  99.90,   0.09,  (max)
01/15 09Z,  -0.70,   3.14,   2.58,  99.90,   0.14,
01/15 10Z,  -0.70,   1.87,   1.25,  99.90,   0.08,
01/15 11Z,  -0.70,   0.32,  -0.44,  99.90,  -0.06,
01/15 12Z,  -0.90,  -0.98,  -2.00,  99.90,  -0.12,
01/15 13Z,  -0.80,  -1.54,  -2.54,  99.90,  -0.20,  (min)
01/15 14Z,  -0.80,  -1.11,  -2.13,  99.90,  -0.22,
01/15 15Z,  -0.70,   0.25,  -0.59,  99.90,  -0.14,
01/15 16Z,  -0.70,   2.21,   1.41,  99.90,  -0.10,
01/15 17Z,  -0.80,   4.28,   3.49,  99.90,   0.01,
01/15 18Z,  -0.90,   5.90,   5.04,  99.90,   0.04,
01/15 19Z,  -0.90,   6.61,   5.77,  99.90,   0.06,  (max)
01/15 20Z,  -0.90,   6.15,   5.29,  99.90,   0.04,
01/15 21Z,  -0.90,   4.49,   3.64,  99.90,   0.05,
01/15 22Z,  -0.90,   1.87,   1.02,  99.90,   0.05,
01/15 23Z,  -0.90,  -1.20,  -1.99,  99.90,   0.11,
01/16 00Z,  -0.90,  -4.10,  -4.90,  99.90,   0.10,
01/16 01Z,  -0.80,  -6.19,  -7.02,  99.90,  -0.03,
01/16 02Z,  -0.80,  -7.02,  -7.93,  99.90,  -0.11,  (min)
01/16 03Z,  -0.80,  -6.45,  -7.44,  99.90,  -0.19,
01/16 04Z,  -0.90,  -4.66,  -5.82,  99.90,  -0.26,
01/16 05Z,  -0.90,  -2.11,  -3.24,  99.90,  -0.23,
01/16 06Z,  -0.90,   0.60,  -0.59,  99.90,  -0.29,
01/16 07Z,  -0.90,   2.87,   1.83,  99.90,  -0.14,
01/16 08Z,  -0.90,   4.22,   3.36,  99.90,   0.04,
01/16 09Z,  -0.90,   4.40,   3.64,  99.90,   0.14,  (max)
01/16 10Z,  -0.90,   3.44,   2.70,  99.90,   0.16,
01/16 11Z,  -0.80,   1.70,   1.02,  99.90,   0.12,
01/16 12Z,  -0.80,  -0.22,  -0.92,  99.90,   0.10,
01/16 13Z,  -0.80,  -1.66,  -2.52,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/16 14Z,  -0.70,  -2.12,  99.90,  -2.90,  -0.07,  (min)
01/16 15Z,  -0.70,  -1.39,  99.90,  -2.18,  -0.09,
01/16 16Z,  -0.60,   0.39,  99.90,  -0.32,  -0.11,
01/16 17Z,  -0.60,   2.75,  99.90,   2.03,  -0.12,
01/16 18Z,  -0.60,   5.08,  99.90,   4.34,  -0.14,
01/16 19Z,  -0.60,   6.75,  99.90,   5.99,  -0.16,
01/16 20Z,  -0.70,   7.27,  99.90,   6.40,  -0.17,  (max)
01/16 21Z,  -0.70,   6.40,  99.90,   5.51,  -0.19,
01/16 22Z,  -0.70,   4.17,  99.90,   3.27,  -0.21,
01/16 23Z,  -0.70,   0.99,  99.90,   0.06,  -0.22,
01/17 00Z,  -0.60,  -2.52,  99.90,  -3.36,  -0.24,
01/17 01Z,  -0.70,  -5.57,  99.90,  -6.52,  -0.25,
01/17 02Z,  -0.70,  -7.47,  99.90,  -8.43,  -0.25,
01/17 03Z,  -0.70,  -7.83,  99.90,  -8.79,  -0.25,  (min)
01/17 04Z,  -0.70,  -6.62,  99.90,  -7.57,  -0.25,
01/17 05Z,  -0.70,  -4.18,  99.90,  -5.14,  -0.25,
01/17 06Z,  -0.70,  -1.12,  99.90,  -2.07,  -0.25,
01/17 07Z,  -0.70,   1.87,  99.90,   0.91,  -0.25,
01/17 08Z,  -0.70,   4.12,  99.90,   3.17,  -0.25,
01/17 09Z,  -0.70,   5.17,  99.90,   4.21,  -0.25,  (max)
01/17 10Z,  -0.70,   4.82,  99.90,   3.86,  -0.25,
01/17 11Z,  -0.60,   3.25,  99.90,   2.39,  -0.25,
01/17 12Z,  -0.60,   0.99,  99.90,   0.13,  -0.25,
01/17 13Z,  -0.50,  -1.21,  99.90,  -1.96,  -0.25,
01/17 14Z,  -0.40,  -2.61,  99.90,  -3.26,  -0.25,
01/17 15Z,  -0.50,  -2.72,  99.90,  -3.48,  -0.25,  (min)
01/17 16Z,  -0.50,  -1.46,  99.90,  -2.21,  -0.25,
01/17 17Z,  -0.50,   0.86,  99.90,   0.10,  -0.25,
01/17 18Z,  -0.60,   3.62,  99.90,   2.77,  -0.25,
01/17 19Z,  -0.60,   6.11,  99.90,   5.25,  -0.25,
01/17 20Z,  -0.60,   7.65,  99.90,   6.80,  -0.25,
01/17 21Z,  -0.60,   7.76,  99.90,   6.91,  -0.25,  (max)
01/17 22Z,  -0.60,   6.26,  99.90,   5.41,  -0.25,
01/17 23Z,  -0.50,   3.35,  99.90,   2.59,  -0.25,
01/18 00Z,  -0.40,  -0.42,  99.90,  -1.07,  -0.25,
01/18 01Z,  -0.40,  -4.21,  99.90,  -4.87,  -0.25,
01/18 02Z,  -0.40,  -7.15,  99.90,  -7.81,  -0.25,
01/18 03Z,  -0.40,  -8.58,  99.90,  -9.23,  -0.25,  (min)
01/18 04Z,  -0.40,  -8.21,  99.90,  -8.87,  -0.25,
01/18 05Z,  -0.50,  -6.22,  99.90,  -6.97,  -0.25,
01/18 06Z,  -0.50,  -3.13,  99.90,  -3.88,  -0.25,
01/18 07Z,  -0.50,   0.33,  99.90,  -0.43,  -0.25,
01/18 08Z,  -0.50,   3.38,  99.90,   2.62,  -0.25,
01/18 09Z,  -0.50,   5.35,  99.90,   4.60,  -0.25,
01/18 10Z,  -0.50,   5.83,  99.90,   5.08,  -0.25,  (max)
01/18 11Z,  -0.40,   4.76,  99.90,   4.11,  -0.25,
01/18 12Z,  -0.30,   2.51,  99.90,   1.96,  -0.25,
01/18 13Z,  -0.30,  -0.18,  99.90,  -0.74,  -0.25,
01/18 14Z,  -0.30,  -2.45,  99.90,  -3.00,  -0.25,
01/18 15Z,  -0.30,  -3.54,  99.90,  -4.09,  -0.25,  (min)
01/18 16Z,  -0.40,  -3.08,  99.90,  -3.73,  -0.25,
01/18 17Z,  -0.50,  -1.17,  99.90,  -1.92,  -0.25,
01/18 18Z,  -0.60,   1.69,  99.90,   0.83,  -0.25,
01/18 19Z,  -0.60,   4.74,  99.90,   3.88,  -0.25,
01/18 20Z,  -0.60,   7.19,  99.90,   6.33,  -0.25,
01/18 21Z,  -0.50,   8.36,  99.90,   7.61,  -0.25,  (max)
01/18 22Z,  -0.40,   7.84,  99.90,   7.19,  -0.25,
01/18 23Z,  -0.40,   5.58,  99.90,   4.92,  -0.25,
01/19 00Z,  -0.30,   1.95,  99.90,   1.40,  -0.25,
01/19 01Z,  -0.20,  -2.25,  99.90,  -2.70,  -0.25,
01/19 02Z,  -0.20,  -6.05,  99.90,  -6.51,  -0.25,
01/19 03Z,  -0.30,  -8.56,  99.90,  -9.11,  -0.25,
01/19 04Z,  -0.40,  -9.22,  99.90,  -9.87,  -0.25,  (min)
01/19 05Z,  -0.50,  -7.97,  99.90,  -8.72,  -0.25,
01/19 06Z,  -0.60,  -5.18,  99.90,  -6.03,  -0.25,
01/19 07Z,  -0.60,  -1.56,  99.90,  -2.41,  -0.25,
01/19 08Z,  -0.70,   2.07,  99.90,   1.11,  -0.25,
01/19 09Z,  -0.60,   4.91,  99.90,   4.05,  -0.25,
01/19 10Z,  -0.60,   6.33,  99.90,   5.47,  -0.25,  (max)
01/19 11Z,  -0.50,   6.03,  99.90,   5.28,  -0.25,
01/19 12Z,  -0.40,   4.16,  99.90,   3.51,  -0.25,
01/19 13Z,  -0.30,   1.31,  99.90,   0.75,  -0.25,
01/19 14Z,  -0.30,  -1.62,  99.90,  -2.17,  -0.25,
01/19 15Z,  -0.30,  -3.68,  99.90,  -4.24,  -0.25,
01/19 16Z,  -0.30,  -4.22,  99.90,  -4.77,  -0.25,  (min)
01/19 17Z,  -0.40,  -3.05,  99.90,  -3.71,  -0.25,
01/19 18Z,  -0.40,  -0.50,  99.90,  -1.15,  -0.25,
01/19 19Z,  -0.50,   2.76,  99.90,   2.01,  -0.25,
01/19 20Z,  -0.60,   5.89,  99.90,   5.04,  -0.25,
01/19 21Z,  -0.60,   8.07,  99.90,   7.21,  -0.25,
01/19 22Z,  -0.60,   8.65,  99.90,   7.80,  -0.25,  (max)
01/19 23Z,  -0.60,   7.34,  99.90,   6.49,  -0.25,
01/20 00Z,  -0.50,   4.29,  99.90,   3.54,  -0.25,
01/20 01Z,  -0.40,   0.11,  99.90,  -0.55,  -0.25,
01/20 02Z,  -0.40,  -4.24,  99.90,  -4.89,  -0.25,
01/20 03Z,  -0.40,  -7.70,  99.90,  -8.35,  -0.25,
01/20 04Z,  -0.40,  -9.46,  99.90, -10.11,  -0.25,  (min)
01/20 05Z,  -0.40,  -9.16,  99.90,  -9.82,  -0.25,
01/20 06Z,  -0.50,  -7.00,  99.90,  -7.75,  -0.25,