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 : 09/05/2026 17:23:51 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/04 00Z,   1.00,  -2.46,  -3.98,  99.90,  -2.52,
09/04 01Z,   1.10,  -0.69,  -2.13,  99.90,  -2.54,
09/04 02Z,   1.10,  -0.17,  -1.62,  99.90,  -2.55,  (max)
09/04 03Z,   1.20,  -1.12,  -2.68,  99.90,  -2.76,
09/04 04Z,   1.40,  -3.39,  -4.69,  99.90,  -2.70,
09/04 05Z,   1.50,  -6.47,  -7.76,  99.90,  -2.79,
09/04 06Z,   0.80,  -9.75, -11.06,  99.90,  -2.11,
09/04 07Z,   0.80, -12.68, -13.95,  99.90,  -2.07,
09/04 08Z,   0.90, -14.62, -15.95,  99.90,  -2.23,
09/04 09Z,   1.20, -15.02, -16.17,  99.90,  -2.35,  (min)
09/04 10Z,   1.40, -13.81, -15.02,  99.90,  -2.61,
09/04 11Z,   1.60, -11.55, -13.05,  99.90,  -3.10,
09/04 12Z,   0.70,  -9.00, -10.55,  99.90,  -2.25,
09/04 13Z,   0.80,  -6.73,  -8.16,  99.90,  -2.23,
09/04 14Z,   1.00,  -5.16,  -6.62,  99.90,  -2.46,
09/04 15Z,   1.30,  -4.58,  -6.03,  99.90,  -2.75,  (max)
09/04 16Z,   1.50,  -5.04,  -6.48,  99.90,  -2.94,
09/04 17Z,   1.70,  -6.23,  -7.46,  99.90,  -2.93,
09/04 18Z,   1.00,  -7.72,  -8.91,  99.90,  -2.19,
09/04 19Z,   1.10,  -9.19, -10.46,  99.90,  -2.37,
09/04 20Z,   1.30, -10.25, -11.53,  99.90,  -2.58,
09/04 21Z,   1.50, -10.44, -11.65,  99.90,  -2.71,  (min)
09/04 22Z,   1.70,  -9.46, -10.63,  99.90,  -2.87,
09/04 23Z,   1.80,  -7.54,  -8.82,  99.90,  -3.08,
09/05 00Z,   1.10,  -5.26,  -6.57,  99.90,  -2.41,
09/05 01Z,   1.30,  -3.16,  -4.54,  99.90,  -2.68,
09/05 02Z,   1.50,  -1.65,  -3.03,  99.90,  -2.88,
09/05 03Z,   1.60,  -1.10,  -2.54,  99.90,  -3.04,  (max)
09/05 04Z,   1.80,  -1.76,  -3.19,  99.90,  -3.23,
09/05 05Z,   1.80,  -3.56,  -4.82,  99.90,  -3.06,
09/05 06Z,   1.30,  -6.09,  -7.35,  99.90,  -2.56,
09/05 07Z,   1.50,  -8.95, -10.28,  99.90,  -2.83,
09/05 08Z,   1.60, -11.69, -12.93,  99.90,  -2.84,
09/05 09Z,   1.70, -13.73, -14.90,  99.90,  -2.87,
09/05 10Z,   1.80, -14.51, -15.73,  99.90,  -3.02,  (min)
09/05 11Z,   1.80, -13.90, -15.14,  99.90,  -3.04,
09/05 12Z,   1.30, -12.29, -13.72,  99.90,  -2.73,
09/05 13Z,   1.50, -10.22, -11.64,  99.90,  -2.92,
09/05 14Z,   1.60,  -8.12,  -9.45,  99.90,  -2.93,
09/05 15Z,   1.70,  -6.38,  -7.72,  99.90,  -3.04,
09/05 16Z,   1.70,  -5.34,  -6.61,  99.90,  -2.97,
09/05 17Z,   1.70,  -5.14,  -6.42,  99.90,  -2.98,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/05 18Z,   1.60,  -5.63,  99.90,  -6.97,  -2.93,
09/05 19Z,   1.60,  -6.59,  99.90,  -7.87,  -2.89,
09/05 20Z,   1.50,  -7.82,  99.90,  -9.16,  -2.85,
09/05 21Z,   1.50,  -9.01,  99.90, -10.31,  -2.80,
09/05 22Z,   1.60,  -9.64,  99.90, -10.79,  -2.76,  (min)
09/05 23Z,   1.60,  -9.31,  99.90, -10.42,  -2.71,
09/06 00Z,   1.70,  -8.07,  99.90,  -9.04,  -2.67,
09/06 01Z,   1.80,  -6.30,  99.90,  -7.12,  -2.62,
09/06 02Z,   1.80,  -4.37,  99.90,  -5.15,  -2.58,
09/06 03Z,   1.80,  -2.68,  99.90,  -3.41,  -2.54,
09/06 04Z,   1.80,  -1.69,  99.90,  -2.38,  -2.49,  (max)
09/06 05Z,   1.70,  -1.78,  99.90,  -2.53,  -2.45,
09/06 06Z,   1.60,  -3.00,  99.90,  -3.84,  -2.45,
09/06 07Z,   1.50,  -5.10,  99.90,  -6.04,  -2.45,
09/06 08Z,   1.50,  -7.80,  99.90,  -8.75,  -2.45,
09/06 09Z,   1.50, -10.72,  99.90, -11.67,  -2.45,
09/06 10Z,   1.40, -13.22,  99.90, -14.26,  -2.45,
09/06 11Z,   1.40, -14.62,  99.90, -15.66,  -2.45,
09/06 12Z,   1.40, -14.65,  99.90, -15.70,  -2.45,  (min)
09/06 13Z,   1.50, -13.51,  99.90, -14.46,  -2.45,
09/06 14Z,   1.50, -11.59,  99.90, -12.54,  -2.45,
09/06 15Z,   1.60,  -9.26,  99.90, -10.10,  -2.45,
09/06 16Z,   1.70,  -6.98,  99.90,  -7.73,  -2.45,
09/06 17Z,   1.80,  -5.28,  99.90,  -5.92,  -2.45,
09/06 18Z,   1.90,  -4.42,  99.90,  -4.97,  -2.45,  (max)
09/06 19Z,   1.80,  -4.42,  99.90,  -5.07,  -2.45,
09/06 20Z,   1.80,  -5.20,  99.90,  -5.85,  -2.45,
09/06 21Z,   1.60,  -6.66,  99.90,  -7.50,  -2.45,
09/06 22Z,   1.60,  -8.40,  99.90,  -9.25,  -2.45,
09/06 23Z,   1.50,  -9.76,  99.90, -10.70,  -2.45,
09/07 00Z,   1.50, -10.14,  99.90, -11.09,  -2.45,  (min)
09/07 01Z,   1.60,  -9.42,  99.90, -10.27,  -2.45,
09/07 02Z,   1.70,  -7.80,  99.90,  -8.55,  -2.45,
09/07 03Z,   1.70,  -5.63,  99.90,  -6.37,  -2.45,
09/07 04Z,   1.80,  -3.38,  99.90,  -4.02,  -2.45,
09/07 05Z,   1.80,  -1.71,  99.90,  -2.36,  -2.45,
09/07 06Z,   1.80,  -1.18,  99.90,  -1.83,  -2.45,  (max)
09/07 07Z,   1.80,  -1.93,  99.90,  -2.58,  -2.45,
09/07 08Z,   1.70,  -3.86,  99.90,  -4.61,  -2.45,
09/07 09Z,   1.70,  -6.75,  99.90,  -7.50,  -2.45,
09/07 10Z,   1.70, -10.17,  99.90, -10.92,  -2.45,
09/07 11Z,   1.70, -13.33,  99.90, -14.08,  -2.45,
09/07 12Z,   1.70, -15.37,  99.90, -16.11,  -2.45,
09/07 13Z,   1.70, -15.85,  99.90, -16.60,  -2.45,  (min)
09/07 14Z,   1.70, -14.84,  99.90, -15.59,  -2.45,
09/07 15Z,   1.70, -12.64,  99.90, -13.39,  -2.45,
09/07 16Z,   1.70,  -9.71,  99.90, -10.46,  -2.45,
09/07 17Z,   1.70,  -6.71,  99.90,  -7.46,  -2.45,
09/07 18Z,   1.70,  -4.35,  99.90,  -5.10,  -2.45,
09/07 19Z,   1.80,  -3.05,  99.90,  -3.70,  -2.45,
09/07 20Z,   1.80,  -2.93,  99.90,  -3.58,  -2.45,  (max)
09/07 21Z,   1.70,  -3.99,  99.90,  -4.73,  -2.45,
09/07 22Z,   1.70,  -6.08,  99.90,  -6.82,  -2.45,
09/07 23Z,   1.70,  -8.65,  99.90,  -9.40,  -2.45,
09/08 00Z,   1.70, -10.79,  99.90, -11.54,  -2.45,
09/08 01Z,   1.70, -11.73,  99.90, -12.48,  -2.45,  (min)
09/08 02Z,   1.80, -11.19,  99.90, -11.84,  -2.45,
09/08 03Z,   1.90,  -9.32,  99.90,  -9.86,  -2.45,
09/08 04Z,   2.00,  -6.52,  99.90,  -6.97,  -2.45,
09/08 05Z,   2.20,  -3.51,  99.90,  -3.76,  -2.45,
09/08 06Z,   2.20,  -1.17,  99.90,  -1.42,  -2.45,
09/08 07Z,   2.20,  -0.17,  99.90,  -0.41,  -2.45,  (max)
09/08 08Z,   2.10,  -0.75,  99.90,  -1.09,  -2.45,
09/08 09Z,   1.90,  -2.84,  99.90,  -3.39,  -2.45,
09/08 10Z,   1.60,  -6.22,  99.90,  -7.07,  -2.45,
09/08 11Z,   1.40, -10.31,  99.90, -11.36,  -2.45,
09/08 12Z,   1.40, -14.11,  99.90, -15.15,  -2.45,
09/08 13Z,   1.40, -16.57,  99.90, -17.61,  -2.45,
09/08 14Z,   1.50, -17.13,  99.90, -18.07,  -2.45,  (min)
09/08 15Z,   1.70, -15.80,  99.90, -16.54,  -2.45,
09/08 16Z,   1.90, -12.94,  99.90, -13.49,  -2.45,
09/08 17Z,   2.00,  -9.22,  99.90,  -9.67,  -2.45,
09/08 18Z,   2.10,  -5.54,  99.90,  -5.89,  -2.45,
09/08 19Z,   2.20,  -2.77,  99.90,  -3.01,  -2.45,
09/08 20Z,   2.20,  -1.40,  99.90,  -1.64,  -2.45,  (max)
09/08 21Z,   2.10,  -1.58,  99.90,  -1.93,  -2.45,
09/08 22Z,   2.10,  -3.31,  99.90,  -3.66,  -2.45,
09/08 23Z,   1.90,  -6.31,  99.90,  -6.86,  -2.45,
09/09 00Z,   1.80,  -9.76,  99.90, -10.41,  -2.45,
09/09 01Z,   1.80, -12.53,  99.90, -13.17,  -2.45,
09/09 02Z,   1.90, -13.67,  99.90, -14.22,  -2.45,  (min)
09/09 03Z,   2.00, -12.89,  99.90, -13.34,  -2.45,
09/09 04Z,   2.10, -10.40,  99.90, -10.75,  -2.45,
09/09 05Z,   2.20,  -6.80,  99.90,  -7.05,  -2.45,
09/09 06Z,   2.30,  -3.06,  99.90,  -3.21,  -2.45,
09/09 07Z,   2.30,  -0.25,  99.90,  -0.39,  -2.45,
09/09 08Z,   2.20,   0.91,  99.90,   0.66,  -2.45,  (max)
09/09 09Z,   2.00,   0.16,  99.90,  -0.28,  -2.45,
09/09 10Z,   1.80,  -2.39,  99.90,  -3.04,  -2.45,
09/09 11Z,   1.60,  -6.42,  99.90,  -7.27,  -2.45,
09/09 12Z,   1.50, -11.15,  99.90, -12.10,  -2.45,