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 : 06/09/2026 20:23:32 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/08 00Z,   0.00, -11.35, -10.80,  99.90,   0.55,
06/08 01Z,   0.00,  -9.11,  -8.74,  99.90,   0.37,
06/08 02Z,   0.00,  -7.63,  -7.41,  99.90,   0.22,
06/08 03Z,   0.00,  -7.19,  -7.01,  99.90,   0.18,  (max)
06/08 04Z,   0.00,  -7.87,  -7.55,  99.90,   0.32,
06/08 05Z,   0.00,  -9.45,  -8.92,  99.90,   0.53,
06/08 06Z,   0.00, -11.48, -10.80,  99.90,   0.68,
06/08 07Z,   0.00, -13.42, -12.63,  99.90,   0.79,
06/08 08Z,   0.00, -14.76, -13.98,  99.90,   0.78,
06/08 09Z,   0.00, -15.15, -14.46,  99.90,   0.69,  (min)
06/08 10Z,   0.00, -14.52, -14.01,  99.90,   0.51,
06/08 11Z,   0.00, -13.09, -12.72,  99.90,   0.37,
06/08 12Z,   0.00, -11.24, -10.93,  99.90,   0.31,
06/08 13Z,   0.00,  -9.49,  -9.15,  99.90,   0.34,
06/08 14Z,   0.00,  -8.34,  -7.85,  99.90,   0.49,
06/08 15Z,   0.00,  -8.14,  -7.54,  99.90,   0.60,  (max)
06/08 16Z,   0.00,  -9.02,  -8.34,  99.90,   0.68,
06/08 17Z,   0.00, -10.81, -10.18,  99.90,   0.63,
06/08 18Z,  -0.10, -13.11, -12.59,  99.90,   0.62,
06/08 19Z,   0.00, -15.34, -14.90,  99.90,   0.44,
06/08 20Z,   0.00, -16.95, -16.48,  99.90,   0.47,
06/08 21Z,   0.00, -17.53, -16.91,  99.90,   0.62,  (min)
06/08 22Z,   0.00, -16.94, -16.14,  99.90,   0.80,
06/08 23Z,   0.10, -15.30, -14.48,  99.90,   0.72,
06/09 00Z,   0.00, -12.99, -12.27,  99.90,   0.72,
06/09 01Z,   0.10, -10.49, -10.00,  99.90,   0.39,
06/09 02Z,   0.10,  -8.33,  -8.01,  99.90,   0.22,
06/09 03Z,   0.20,  -6.97,  -6.74,  99.90,   0.03,
06/09 04Z,   0.20,  -6.70,  -6.36,  99.90,   0.14,  (max)
06/09 05Z,   0.20,  -7.57,  -6.98,  99.90,   0.39,
06/09 06Z,   0.10,  -9.37,  -8.62,  99.90,   0.65,
06/09 07Z,   0.10, -11.65, -10.82,  99.90,   0.73,
06/09 08Z,   0.10, -13.86, -13.04,  99.90,   0.72,
06/09 09Z,   0.10, -15.44, -14.73,  99.90,   0.61,
06/09 10Z,   0.10, -16.03, -15.46,  99.90,   0.47,  (min)
06/09 11Z,   0.10, -15.53, -15.00,  99.90,   0.43,
06/09 12Z,   0.00, -14.11, -13.61,  99.90,   0.50,
06/09 13Z,   0.10, -12.18, -11.62,  99.90,   0.46,
06/09 14Z,   0.10, -10.27,  -9.62,  99.90,   0.55,
06/09 15Z,   0.10,  -8.90,  -8.21,  99.90,   0.59,
06/09 16Z,   0.10,  -8.45,  -7.80,  99.90,   0.55,  (max)
06/09 17Z,   0.10,  -9.08,  -8.53,  99.90,   0.45,
06/09 18Z,   0.10, -10.65, -10.20,  99.90,   0.35,
06/09 19Z,   0.10, -12.78, -12.37,  99.90,   0.31,
06/09 20Z,   0.10, -14.89, -14.43,  99.90,   0.36,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/09 21Z,   0.10, -16.41,  99.90, -15.95,   0.37,
06/09 22Z,   0.10, -16.93,  99.90, -16.46,   0.38,  (min)
06/09 23Z,   0.10, -16.27,  99.90, -15.79,   0.38,
06/10 00Z,   0.10, -14.56,  99.90, -14.07,   0.39,
06/10 01Z,   0.10, -12.16,  99.90, -11.66,   0.40,
06/10 02Z,   0.10,  -9.59,  99.90,  -9.08,   0.41,
06/10 03Z,   0.10,  -7.41,  99.90,  -6.89,   0.42,
06/10 04Z,   0.10,  -6.10,  99.90,  -5.57,   0.43,
06/10 05Z,   0.10,  -5.97,  99.90,  -5.43,   0.44,  (max)
06/10 06Z,   0.00,  -7.10,  99.90,  -6.65,   0.45,
06/10 07Z,   0.00,  -9.25,  99.90,  -8.79,   0.46,
06/10 08Z,   0.00, -11.95,  99.90, -11.48,   0.47,
06/10 09Z,   0.00, -14.59,  99.90, -14.11,   0.47,
06/10 10Z,   0.00, -16.53,  99.90, -16.06,   0.47,
06/10 11Z,   0.00, -17.35,  99.90, -16.88,   0.47,  (min)
06/10 12Z,   0.00, -16.90,  99.90, -16.43,   0.47,
06/10 13Z,  -0.10, -15.36,  99.90, -14.98,   0.47,
06/10 14Z,  -0.10, -13.15,  99.90, -12.78,   0.47,
06/10 15Z,  -0.10, -10.87,  99.90, -10.50,   0.47,
06/10 16Z,  -0.20,  -9.11,  99.90,  -8.84,   0.47,
06/10 17Z,  -0.30,  -8.32,  99.90,  -8.15,   0.47,  (max)
06/10 18Z,  -0.30,  -8.70,  99.90,  -8.53,   0.47,
06/10 19Z,  -0.40, -10.13,  99.90, -10.06,   0.47,
06/10 20Z,  -0.40, -12.21,  99.90, -12.14,   0.47,
06/10 21Z,  -0.40, -14.36,  99.90, -14.29,   0.47,
06/10 22Z,  -0.40, -15.95,  99.90, -15.87,   0.47,
06/10 23Z,  -0.40, -16.49,  99.90, -16.42,   0.47,  (min)
06/11 00Z,  -0.30, -15.79,  99.90, -15.62,   0.47,
06/11 01Z,  -0.30, -13.96,  99.90, -13.79,   0.47,
06/11 02Z,  -0.20, -11.38,  99.90, -11.11,   0.47,
06/11 03Z,  -0.20,  -8.63,  99.90,  -8.36,   0.47,
06/11 04Z,  -0.20,  -6.34,  99.90,  -6.07,   0.47,
06/11 05Z,  -0.30,  -5.05,  99.90,  -4.88,   0.47,  (max)
06/11 06Z,  -0.30,  -5.11,  99.90,  -4.94,   0.47,
06/11 07Z,  -0.40,  -6.59,  99.90,  -6.52,   0.47,
06/11 08Z,  -0.50,  -9.22,  99.90,  -9.25,   0.47,
06/11 09Z,  -0.50, -12.48,  99.90, -12.50,   0.47,
06/11 10Z,  -0.60, -15.63,  99.90, -15.75,   0.47,
06/11 11Z,  -0.60, -17.96,  99.90, -18.09,   0.47,
06/11 12Z,  -0.50, -18.95,  99.90, -18.98,   0.47,  (min)
06/11 13Z,  -0.50, -18.43,  99.90, -18.45,   0.47,
06/11 14Z,  -0.50, -16.57,  99.90, -16.60,   0.47,
06/11 15Z,  -0.50, -13.92,  99.90, -13.94,   0.47,
06/11 16Z,  -0.60, -11.14,  99.90, -11.26,   0.47,
06/11 17Z,  -0.60,  -8.92,  99.90,  -9.05,   0.47,
06/11 18Z,  -0.70,  -7.80,  99.90,  -8.03,   0.47,  (max)
06/11 19Z,  -0.70,  -8.00,  99.90,  -8.23,   0.47,
06/11 20Z,  -0.80,  -9.42,  99.90,  -9.75,   0.47,
06/11 21Z,  -0.70, -11.62,  99.90, -11.84,   0.47,
06/11 22Z,  -0.70, -13.94,  99.90, -14.17,   0.47,
06/11 23Z,  -0.60, -15.68,  99.90, -15.81,   0.47,
06/12 00Z,  -0.50, -16.29,  99.90, -16.32,   0.47,  (min)
06/12 01Z,  -0.50, -15.50,  99.90, -15.53,   0.47,
06/12 02Z,  -0.50, -13.46,  99.90, -13.48,   0.47,
06/12 03Z,  -0.50, -10.60,  99.90, -10.63,   0.47,
06/12 04Z,  -0.50,  -7.61,  99.90,  -7.63,   0.47,
06/12 05Z,  -0.50,  -5.18,  99.90,  -5.21,   0.47,
06/12 06Z,  -0.60,  -3.94,  99.90,  -4.07,   0.47,  (max)
06/12 07Z,  -0.70,  -4.25,  99.90,  -4.48,   0.47,
06/12 08Z,  -0.70,  -6.16,  99.90,  -6.39,   0.47,
06/12 09Z,  -0.70,  -9.37,  99.90,  -9.60,   0.47,
06/12 10Z,  -0.70, -13.23,  99.90, -13.46,   0.47,
06/12 11Z,  -0.70, -16.91,  99.90, -17.14,   0.47,
06/12 12Z,  -0.60, -19.57,  99.90, -19.70,   0.47,
06/12 13Z,  -0.50, -20.61,  99.90, -20.64,   0.47,  (min)
06/12 14Z,  -0.50, -19.85,  99.90, -19.87,   0.47,
06/12 15Z,  -0.50, -17.54,  99.90, -17.57,   0.47,
06/12 16Z,  -0.50, -14.33,  99.90, -14.36,   0.47,
06/12 17Z,  -0.60, -11.02,  99.90, -11.15,   0.47,
06/12 18Z,  -0.60,  -8.39,  99.90,  -8.52,   0.47,
06/12 19Z,  -0.70,  -7.03,  99.90,  -7.25,   0.47,  (max)
06/12 20Z,  -0.70,  -7.18,  99.90,  -7.41,   0.47,
06/12 21Z,  -0.70,  -8.73,  99.90,  -8.95,   0.47,
06/12 22Z,  -0.60, -11.17,  99.90, -11.30,   0.47,
06/12 23Z,  -0.50, -13.76,  99.90, -13.79,   0.47,
06/13 00Z,  -0.50, -15.69,  99.90, -15.72,   0.47,
06/13 01Z,  -0.40, -16.31,  99.90, -16.24,   0.47,  (min)
06/13 02Z,  -0.40, -15.36,  99.90, -15.29,   0.47,
06/13 03Z,  -0.40, -13.01,  99.90, -12.94,   0.47,
06/13 04Z,  -0.50,  -9.82,  99.90,  -9.85,   0.47,
06/13 05Z,  -0.50,  -6.57,  99.90,  -6.59,   0.47,
06/13 06Z,  -0.60,  -4.04,  99.90,  -4.17,   0.47,
06/13 07Z,  -0.60,  -2.89,  99.90,  -3.02,   0.47,  (max)
06/13 08Z,  -0.70,  -3.51,  99.90,  -3.74,   0.47,
06/13 09Z,  -0.70,  -5.92,  99.90,  -6.15,   0.47,
06/13 10Z,  -0.70,  -9.73,  99.90,  -9.96,   0.47,
06/13 11Z,  -0.60, -14.19,  99.90, -14.32,   0.47,
06/13 12Z,  -0.60, -18.32,  99.90, -18.45,   0.47,