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
#Alitak, AK : 06/17/2026 00:24:31 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/15 06Z,  -0.40,  -6.44,  -5.64,  99.90,   1.20,
06/15 07Z,  -0.40,  -4.07,  -3.27,  99.90,   1.20,
06/15 08Z,  -0.40,  -1.18,  -0.62,  99.90,   0.96,
06/15 09Z,  -0.40,   1.32,   1.59,  99.90,   0.67,
06/15 10Z,  -0.50,   2.51,   2.51,  99.90,   0.50,  (max)
06/15 11Z,  -0.50,   2.00,   2.12,  99.90,   0.62,
06/15 12Z,  -0.50,  -0.11,   0.22,  99.90,   0.83,
06/15 13Z,  -0.60,  -3.44,  -3.05,  99.90,   0.99,
06/15 14Z,  -0.60,  -7.34,  -6.83,  99.90,   1.11,
06/15 15Z,  -0.60, -11.06, -10.52,  99.90,   1.14,
06/15 16Z,  -0.60, -13.89, -13.39,  99.90,   1.10,
06/15 17Z,  -0.60, -15.31, -14.63,  99.90,   1.28,  (min)
06/15 18Z,  -0.50, -15.06, -14.47,  99.90,   1.09,
06/15 19Z,  -0.50, -13.13, -12.82,  99.90,   0.81,
06/15 20Z,  -0.40,  -9.80,  -9.38,  99.90,   0.82,
06/15 21Z,  -0.40,  -5.93,  -5.44,  99.90,   0.89,
06/15 22Z,  -0.40,  -2.70,  -2.32,  99.90,   0.78,
06/15 23Z,  -0.40,  -0.89,  -0.58,  99.90,   0.71,
06/16 00Z,  -0.30,  -0.69,  -0.43,  99.90,   0.56,  (max)
06/16 01Z,  -0.30,  -1.85,  -1.62,  99.90,   0.53,
06/16 02Z,  -0.20,  -3.86,  -3.57,  99.90,   0.49,
06/16 03Z,  -0.20,  -6.03,  -5.73,  99.90,   0.50,
06/16 04Z,  -0.20,  -7.72,  -7.41,  99.90,   0.51,
06/16 05Z,  -0.20,  -8.46,  -8.00,  99.90,   0.66,  (min)
06/16 06Z,  -0.30,  -8.02,  -7.41,  99.90,   0.91,
06/16 07Z,  -0.30,  -6.42,  -5.74,  99.90,   0.98,
06/16 08Z,  -0.30,  -3.82,  -3.25,  99.90,   0.87,
06/16 09Z,  -0.30,  -0.79,  -0.37,  99.90,   0.72,
06/16 10Z,  -0.30,   1.64,   1.82,  99.90,   0.48,
06/16 11Z,  -0.30,   2.58,   2.49,  99.90,   0.21,  (max)
06/16 12Z,  -0.30,   1.77,   1.91,  99.90,   0.44,
06/16 13Z,  -0.30,  -0.63,  -0.30,  99.90,   0.63,
06/16 14Z,  -0.40,  -4.15,  -3.88,  99.90,   0.67,
06/16 15Z,  -0.40,  -8.10,  -7.77,  99.90,   0.73,
06/16 16Z,  -0.40, -11.74, -11.45,  99.90,   0.69,
06/16 17Z,  -0.40, -14.39, -14.20,  99.90,   0.59,
06/16 18Z,  -0.40, -15.53, -15.16,  99.90,   0.77,  (min)
06/16 19Z,  -0.40, -14.94, -14.77,  99.90,   0.57,
06/16 20Z,  -0.40, -12.63, -12.77,  99.90,   0.26,
06/16 21Z,  -0.40,  -9.03,  -9.08,  99.90,   0.35,
06/16 22Z,  -0.50,  -5.11,  -5.01,  99.90,   0.60,
06/16 23Z,  -0.50,  -2.08,  -2.11,  99.90,   0.47,
06/17 00Z,  -0.50,  -0.60,  -0.63,  99.90,   0.47,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/17 01Z,  -0.50,  -0.72,  99.90,  -0.71,   0.51,
06/17 02Z,  -0.50,  -2.14,  99.90,  -2.09,   0.55,
06/17 03Z,  -0.50,  -4.28,  99.90,  -4.18,   0.60,
06/17 04Z,  -0.60,  -6.47,  99.90,  -6.43,   0.64,
06/17 05Z,  -0.60,  -8.10,  99.90,  -8.02,   0.68,
06/17 06Z,  -0.60,  -8.74,  99.90,  -8.61,   0.73,  (min)
06/17 07Z,  -0.60,  -8.15,  99.90,  -7.98,   0.77,
06/17 08Z,  -0.60,  -6.36,  99.90,  -6.15,   0.81,
06/17 09Z,  -0.60,  -3.63,  99.90,  -3.37,   0.86,
06/17 10Z,  -0.60,  -0.63,  99.90,  -0.33,   0.90,
06/17 11Z,  -0.60,   1.57,  99.90,   1.91,   0.94,
06/17 12Z,  -0.60,   2.20,  99.90,   2.59,   0.99,  (max)
06/17 13Z,  -0.70,   1.11,  99.90,   1.39,   0.99,
06/17 14Z,  -0.70,  -1.45,  99.90,  -1.16,   0.99,
06/17 15Z,  -0.80,  -4.96,  99.90,  -4.77,   0.99,
06/17 16Z,  -0.80,  -8.76,  99.90,  -8.57,   0.99,
06/17 17Z,  -0.90, -12.14,  99.90, -12.06,   0.99,
06/17 18Z,  -0.90, -14.47,  99.90, -14.38,   0.99,
06/17 19Z,  -0.90, -15.25,  99.90, -15.16,   0.99,  (min)
06/17 20Z,  -0.90, -14.28,  99.90, -14.20,   0.99,
06/17 21Z,  -0.90, -11.69,  99.90, -11.61,   0.99,
06/17 22Z,  -0.90,  -8.01,  99.90,  -7.92,   0.99,
06/17 23Z,  -0.90,  -4.28,  99.90,  -4.20,   0.99,
06/18 00Z,  -1.00,  -1.63,  99.90,  -1.64,   0.99,
06/18 01Z,  -1.00,  -0.55,  99.90,  -0.56,   0.99,  (max)
06/18 02Z,  -1.00,  -0.99,  99.90,  -1.00,   0.99,
06/18 03Z,  -1.00,  -2.57,  99.90,  -2.59,   0.99,
06/18 04Z,  -1.00,  -4.74,  99.90,  -4.76,   0.99,
06/18 05Z,  -1.10,  -6.88,  99.90,  -6.99,   0.99,
06/18 06Z,  -1.10,  -8.41,  99.90,  -8.53,   0.99,
06/18 07Z,  -1.10,  -8.90,  99.90,  -9.02,   0.99,  (min)
06/18 08Z,  -1.10,  -8.17,  99.90,  -8.29,   0.99,
06/18 09Z,  -1.10,  -6.30,  99.90,  -6.41,   0.99,
06/18 10Z,  -1.10,  -3.60,  99.90,  -3.71,   0.99,
06/18 11Z,  -1.10,  -0.82,  99.90,  -0.93,   0.99,
06/18 12Z,  -1.10,   1.04,  99.90,   0.93,   0.99,
06/18 13Z,  -1.10,   1.35,  99.90,   1.23,   0.99,  (max)
06/18 14Z,  -1.20,   0.08,  99.90,  -0.13,   0.99,
06/18 15Z,  -1.20,  -2.45,  99.90,  -2.66,   0.99,
06/18 16Z,  -1.20,  -5.76,  99.90,  -5.97,   0.99,
06/18 17Z,  -1.20,  -9.23,  99.90,  -9.45,   0.99,
06/18 18Z,  -1.20, -12.22,  99.90, -12.44,   0.99,
06/18 19Z,  -1.20, -14.10,  99.90, -14.31,   0.99,
06/18 20Z,  -1.20, -14.44,  99.90, -14.66,   0.99,  (min)
06/18 21Z,  -1.20, -13.16,  99.90, -13.38,   0.99,
06/18 22Z,  -1.20, -10.45,  99.90, -10.66,   0.99,
06/18 23Z,  -1.20,  -6.90,  99.90,  -7.11,   0.99,
06/19 00Z,  -1.30,  -3.55,  99.90,  -3.87,   0.99,
06/19 01Z,  -1.30,  -1.37,  99.90,  -1.68,   0.99,
06/19 02Z,  -1.30,  -0.69,  99.90,  -1.00,   0.99,  (max)
06/19 03Z,  -1.30,  -1.35,  99.90,  -1.67,   0.99,
06/19 04Z,  -1.30,  -3.01,  99.90,  -3.32,   0.99,
06/19 05Z,  -1.30,  -5.14,  99.90,  -5.46,   0.99,
06/19 06Z,  -1.30,  -7.18,  99.90,  -7.49,   0.99,
06/19 07Z,  -1.30,  -8.58,  99.90,  -8.89,   0.99,
06/19 08Z,  -1.20,  -8.93,  99.90,  -9.14,   0.99,  (min)
06/19 09Z,  -1.20,  -8.14,  99.90,  -8.35,   0.99,
06/19 10Z,  -1.20,  -6.32,  99.90,  -6.53,   0.99,
06/19 11Z,  -1.20,  -3.82,  99.90,  -4.04,   0.99,
06/19 12Z,  -1.20,  -1.39,  99.90,  -1.60,   0.99,
06/19 13Z,  -1.30,   0.08,  99.90,  -0.24,   0.99,
06/19 14Z,  -1.30,   0.13,  99.90,  -0.18,   0.99,  (max)
06/19 15Z,  -1.30,  -1.15,  99.90,  -1.47,   0.99,
06/19 16Z,  -1.40,  -3.49,  99.90,  -3.90,   0.99,
06/19 17Z,  -1.40,  -6.44,  99.90,  -6.85,   0.99,
06/19 18Z,  -1.40,  -9.46,  99.90,  -9.87,   0.99,
06/19 19Z,  -1.30, -11.92,  99.90, -12.24,   0.99,
06/19 20Z,  -1.30, -13.28,  99.90, -13.59,   0.99,  (min)
06/19 21Z,  -1.30, -13.22,  99.90, -13.54,   0.99,
06/19 22Z,  -1.30, -11.75,  99.90, -12.06,   0.99,
06/19 23Z,  -1.30,  -9.08,  99.90,  -9.39,   0.99,
06/20 00Z,  -1.30,  -5.83,  99.90,  -6.14,   0.99,
06/20 01Z,  -1.30,  -2.97,  99.90,  -3.28,   0.99,
06/20 02Z,  -1.30,  -1.27,  99.90,  -1.58,   0.99,
06/20 03Z,  -1.30,  -0.90,  99.90,  -1.22,   0.99,  (max)
06/20 04Z,  -1.30,  -1.71,  99.90,  -2.02,   0.99,
06/20 05Z,  -1.30,  -3.37,  99.90,  -3.68,   0.99,
06/20 06Z,  -1.30,  -5.43,  99.90,  -5.74,   0.99,
06/20 07Z,  -1.30,  -7.34,  99.90,  -7.65,   0.99,
06/20 08Z,  -1.20,  -8.60,  99.90,  -8.81,   0.99,
06/20 09Z,  -1.20,  -8.89,  99.90,  -9.10,   0.99,  (min)
06/20 10Z,  -1.20,  -8.16,  99.90,  -8.37,   0.99,
06/20 11Z,  -1.20,  -6.54,  99.90,  -6.75,   0.99,
06/20 12Z,  -1.20,  -4.36,  99.90,  -4.57,   0.99,
06/20 13Z,  -1.20,  -2.32,  99.90,  -2.54,   0.99,
06/20 14Z,  -1.20,  -1.19,  99.90,  -1.40,   0.99,  (max)
06/20 15Z,  -1.20,  -1.24,  99.90,  -1.45,   0.99,
06/20 16Z,  -1.20,  -2.38,  99.90,  -2.60,   0.99,
06/20 17Z,  -1.20,  -4.39,  99.90,  -4.60,   0.99,
06/20 18Z,  -1.20,  -6.88,  99.90,  -7.10,   0.99,