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
#Skagway, AK : 09/11/2026 22:23:43 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/10 06Z,   1.70, -10.73, -11.68,  99.90,  -2.65,
09/10 07Z,   1.70,  -6.50,  -7.31,  99.90,  -2.51,
09/10 08Z,   1.70,  -3.57,  -4.10,  99.90,  -2.23,
09/10 09Z,   1.60,  -2.63,  -2.90,  99.90,  -1.87,  (max)
09/10 10Z,   1.50,  -3.84,  -4.43,  99.90,  -2.09,
09/10 11Z,   1.30,  -7.01,  -7.73,  99.90,  -2.02,
09/10 12Z,   1.40, -11.67, -12.34,  99.90,  -2.07,
09/10 13Z,   1.40, -16.81, -17.57,  99.90,  -2.16,
09/10 14Z,   1.30, -21.00, -21.94,  99.90,  -2.24,
09/10 15Z,   1.40, -23.01, -24.38,  99.90,  -2.77,  (min)
09/10 16Z,   1.30, -22.39, -23.56,  99.90,  -2.47,
09/10 17Z,   1.30, -19.42, -20.47,  99.90,  -2.35,
09/10 18Z,   1.50, -14.91, -15.99,  99.90,  -2.58,
09/10 19Z,   1.50,  -9.97, -10.95,  99.90,  -2.48,
09/10 20Z,   1.50,  -5.86,  -6.68,  99.90,  -2.32,
09/10 21Z,   1.40,  -3.49,  -4.27,  99.90,  -2.18,
09/10 22Z,   1.40,  -3.24,  -4.24,  99.90,  -2.40,  (max)
09/10 23Z,   1.30,  -5.10,  -6.24,  99.90,  -2.44,
09/11 00Z,   1.30,  -8.77,  -9.74,  99.90,  -2.27,
09/11 01Z,   1.20, -13.51, -14.21,  99.90,  -1.90,
09/11 02Z,   1.20, -17.99, -19.00,  99.90,  -2.21,
09/11 03Z,   1.10, -20.79, -22.12,  99.90,  -2.43,
09/11 04Z,   1.10, -21.06, -22.55,  99.90,  -2.59,  (min)
09/11 05Z,   1.10, -18.80, -20.01,  99.90,  -2.31,
09/11 06Z,   1.10, -14.69, -16.07,  99.90,  -2.48,
09/11 07Z,   1.10,  -9.82, -11.29,  99.90,  -2.57,
09/11 08Z,   1.10,  -5.49,  -6.83,  99.90,  -2.44,
09/11 09Z,   1.10,  -2.84,  -3.88,  99.90,  -2.14,
09/11 10Z,   1.00,  -2.43,  -3.47,  99.90,  -2.04,  (max)
09/11 11Z,   1.00,  -4.28,  -5.43,  99.90,  -2.15,
09/11 12Z,   0.70,  -8.08,  -9.27,  99.90,  -1.89,
09/11 13Z,   0.70, -13.15, -14.33,  99.90,  -1.88,
09/11 14Z,   0.60, -18.29, -19.59,  99.90,  -1.90,
09/11 15Z,   0.70, -21.97, -23.51,  99.90,  -2.24,
09/11 16Z,   0.70, -23.10, -24.94,  99.90,  -2.54,  (min)
09/11 17Z,   0.80, -21.45, -22.97,  99.90,  -2.32,
09/11 18Z,   0.80, -17.58, -18.93,  99.90,  -2.15,
09/11 19Z,   0.80, -12.54, -14.12,  99.90,  -2.38,
09/11 20Z,   0.80,  -7.57,  -8.93,  99.90,  -2.16,
09/11 21Z,   0.90,  -3.92,  -5.12,  99.90,  -2.10,
09/11 22Z,   0.90,  -2.37,  -3.66,  99.90,  -2.19,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/11 23Z,   1.00,  -3.14,  99.90,  -4.36,  -2.21,
09/12 00Z,   1.10,  -6.03,  99.90,  -7.17,  -2.24,
09/12 01Z,   1.20, -10.54,  99.90, -11.61,  -2.27,
09/12 02Z,   1.40, -15.69,  99.90, -16.59,  -2.30,
09/12 03Z,   1.60, -20.00,  99.90, -20.73,  -2.33,
09/12 04Z,   1.70, -22.11,  99.90, -22.77,  -2.36,  (min)
09/12 05Z,   1.70, -21.44,  99.90, -22.13,  -2.39,
09/12 06Z,   1.70, -18.31,  99.90, -19.03,  -2.42,
09/12 07Z,   1.60, -13.64,  99.90, -14.49,  -2.44,
09/12 08Z,   1.50,  -8.66,  99.90,  -9.63,  -2.47,
09/12 09Z,   1.30,  -4.65,  99.90,  -5.85,  -2.50,
09/12 10Z,   1.10,  -2.62,  99.90,  -4.05,  -2.53,  (max)
09/12 11Z,   1.00,  -2.94,  99.90,  -4.47,  -2.53,
09/12 12Z,   1.00,  -5.46,  99.90,  -6.99,  -2.53,
09/12 13Z,   1.00,  -9.69,  99.90, -11.22,  -2.53,
09/12 14Z,   1.00, -14.81,  99.90, -16.34,  -2.53,
09/12 15Z,   1.20, -19.46,  99.90, -20.79,  -2.53,
09/12 16Z,   1.40, -22.20,  99.90, -23.33,  -2.53,  (min)
09/12 17Z,   1.60, -22.19,  99.90, -23.12,  -2.53,
09/12 18Z,   1.70, -19.52,  99.90, -20.35,  -2.53,
09/12 19Z,   1.90, -15.04,  99.90, -15.67,  -2.53,
09/12 20Z,   2.00,  -9.91,  99.90, -10.44,  -2.53,
09/12 21Z,   2.10,  -5.39,  99.90,  -5.82,  -2.53,
09/12 22Z,   2.10,  -2.61,  99.90,  -3.04,  -2.53,
09/12 23Z,   2.00,  -2.16,  99.90,  -2.69,  -2.53,  (max)
09/13 00Z,   1.90,  -4.00,  99.90,  -4.63,  -2.53,
09/13 01Z,   1.70,  -7.77,  99.90,  -8.60,  -2.53,
09/13 02Z,   1.60, -12.75,  99.90, -13.68,  -2.53,
09/13 03Z,   1.50, -17.80,  99.90, -18.83,  -2.53,
09/13 04Z,   1.50, -21.44,  99.90, -22.47,  -2.53,
09/13 05Z,   1.50, -22.55,  99.90, -23.58,  -2.53,  (min)
09/13 06Z,   1.50, -20.89,  99.90, -21.92,  -2.53,
09/13 07Z,   1.40, -17.10,  99.90, -18.23,  -2.53,
09/13 08Z,   1.50, -12.25,  99.90, -13.28,  -2.53,
09/13 09Z,   1.50,  -7.59,  99.90,  -8.61,  -2.53,
09/13 10Z,   1.50,  -4.27,  99.90,  -5.30,  -2.53,
09/13 11Z,   1.60,  -3.07,  99.90,  -4.00,  -2.53,  (max)
09/13 12Z,   1.60,  -4.15,  99.90,  -5.08,  -2.53,
09/13 13Z,   1.70,  -7.16,  99.90,  -7.99,  -2.53,
09/13 14Z,   1.70, -11.50,  99.90, -12.33,  -2.53,
09/13 15Z,   1.80, -16.22,  99.90, -16.95,  -2.53,
09/13 16Z,   1.80, -19.96,  99.90, -20.69,  -2.53,
09/13 17Z,   1.80, -21.49,  99.90, -22.22,  -2.53,  (min)
09/13 18Z,   1.70, -20.33,  99.90, -21.16,  -2.53,
09/13 19Z,   1.70, -16.93,  99.90, -17.76,  -2.53,
09/13 20Z,   1.60, -12.27,  99.90, -13.20,  -2.53,
09/13 21Z,   1.50,  -7.53,  99.90,  -8.56,  -2.53,
09/13 22Z,   1.40,  -3.89,  99.90,  -5.02,  -2.53,
09/13 23Z,   1.30,  -2.23,  99.90,  -3.46,  -2.53,  (max)
09/14 00Z,   1.30,  -2.91,  99.90,  -4.14,  -2.53,
09/14 01Z,   1.40,  -5.68,  99.90,  -6.81,  -2.53,
09/14 02Z,   1.50,  -9.97,  99.90, -11.00,  -2.53,
09/14 03Z,   1.70, -14.95,  99.90, -15.78,  -2.53,
09/14 04Z,   1.90, -19.40,  99.90, -20.03,  -2.53,
09/14 05Z,   2.00, -22.01,  99.90, -22.54,  -2.53,  (min)
09/14 06Z,   2.10, -22.00,  99.90, -22.43,  -2.53,
09/14 07Z,   2.20, -19.54,  99.90, -19.87,  -2.53,
09/14 08Z,   2.20, -15.47,  99.90, -15.80,  -2.53,
09/14 09Z,   2.10, -10.89,  99.90, -11.32,  -2.53,
09/14 10Z,   2.00,  -6.91,  99.90,  -7.44,  -2.53,
09/14 11Z,   1.70,  -4.50,  99.90,  -5.33,  -2.53,
09/14 12Z,   1.40,  -4.18,  99.90,  -5.31,  -2.53,  (max)
09/14 13Z,   1.30,  -5.86,  99.90,  -7.09,  -2.53,
09/14 14Z,   1.30,  -9.07,  99.90, -10.30,  -2.53,
09/14 15Z,   1.30, -13.11,  99.90, -14.34,  -2.53,
09/14 16Z,   1.40, -17.02,  99.90, -18.15,  -2.53,
09/14 17Z,   1.50, -19.59,  99.90, -20.62,  -2.53,
09/14 18Z,   1.60, -19.90,  99.90, -20.83,  -2.53,  (min)
09/14 19Z,   1.60, -17.86,  99.90, -18.79,  -2.53,
09/14 20Z,   1.60, -14.15,  99.90, -15.08,  -2.53,
09/14 21Z,   1.60,  -9.79,  99.90, -10.72,  -2.53,
09/14 22Z,   1.50,  -5.86,  99.90,  -6.89,  -2.53,
09/14 23Z,   1.40,  -3.32,  99.90,  -4.45,  -2.53,
09/15 00Z,   1.40,  -2.83,  99.90,  -3.96,  -2.53,  (max)
09/15 01Z,   1.30,  -4.48,  99.90,  -5.71,  -2.53,
09/15 02Z,   1.40,  -7.83,  99.90,  -8.96,  -2.53,
09/15 03Z,   1.50, -12.18,  99.90, -13.21,  -2.53,
09/15 04Z,   1.50, -16.66,  99.90, -17.69,  -2.53,
09/15 05Z,   1.60, -20.14,  99.90, -21.07,  -2.53,
09/15 06Z,   1.60, -21.60,  99.90, -22.53,  -2.53,  (min)
09/15 07Z,   1.60, -20.65,  99.90, -21.58,  -2.53,
09/15 08Z,   1.60, -17.76,  99.90, -18.69,  -2.53,
09/15 09Z,   1.50, -13.85,  99.90, -14.88,  -2.53,
09/15 10Z,   1.30,  -9.91,  99.90, -11.14,  -2.53,
09/15 11Z,   1.20,  -6.84,  99.90,  -8.17,  -2.53,
09/15 12Z,   1.10,  -5.37,  99.90,  -6.80,  -2.53,
09/15 13Z,  99.90,  -5.77,  99.90,  99.90,  -2.53,
09/15 14Z,  99.90,  -7.77,  99.90,  99.90,  -2.53,
09/15 15Z,  99.90, -10.79,  99.90,  99.90,  -2.53,
09/15 16Z,  99.90, -14.16,  99.90,  99.90,  -2.53,
09/15 17Z,  99.90, -17.02,  99.90,  99.90,  -2.53,
09/15 18Z,  99.90, -18.39,  99.90,  99.90,  -2.53,