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 : 06/10/2026 18:22:53 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/09 00Z,  -0.20, -12.30, -12.13,  99.90,   0.37,
06/09 01Z,  -0.20, -10.81, -10.81,  99.90,   0.20,
06/09 02Z,  -0.20,  -8.96,  -8.99,  99.90,   0.17,
06/09 03Z,  -0.20,  -7.07,  -7.13,  99.90,   0.14,
06/09 04Z,  -0.30,  -5.68,  -5.72,  99.90,   0.26,
06/09 05Z,  -0.30,  -5.18,  -5.28,  99.90,   0.20,  (max)
06/09 06Z,  -0.30,  -5.55,  -5.71,  99.90,   0.14,
06/09 07Z,  -0.20,  -6.57,  -6.67,  99.90,   0.10,
06/09 08Z,  -0.20,  -8.01,  -8.11,  99.90,   0.10,
06/09 09Z,  -0.20,  -9.60,  -9.62,  99.90,   0.18,
06/09 10Z,  -0.20, -10.97, -10.93,  99.90,   0.24,
06/09 11Z,  -0.20, -11.78, -11.71,  99.90,   0.27,
06/09 12Z,  -0.10, -11.86, -11.84,  99.90,   0.12,  (min)
06/09 13Z,  -0.10, -11.28, -11.23,  99.90,   0.15,
06/09 14Z,  -0.20, -10.22, -10.17,  99.90,   0.25,
06/09 15Z,  -0.20,  -8.88,  -8.96,  99.90,   0.12,
06/09 16Z,  -0.20,  -7.66,  -7.76,  99.90,   0.10,
06/09 17Z,  -0.20,  -7.06,  -7.12,  99.90,   0.14,  (max)
06/09 18Z,  -0.10,  -7.23,  -7.42,  99.90,  -0.09,
06/09 19Z,  -0.10,  -8.03,  -8.22,  99.90,  -0.09,
06/09 20Z,  -0.10,  -9.25,  -9.42,  99.90,  -0.07,
06/09 21Z,  -0.20, -10.66, -10.74,  99.90,   0.12,
06/09 22Z,  -0.20, -11.89, -11.81,  99.90,   0.28,
06/09 23Z,  -0.20, -12.59, -12.35,  99.90,   0.44,
06/10 00Z,  -0.10, -12.48, -12.40,  99.90,   0.18,  (min)
06/10 01Z,  -0.10, -11.55, -11.68,  99.90,  -0.03,
06/10 02Z,  -0.10, -10.02, -10.21,  99.90,  -0.09,
06/10 03Z,  -0.20,  -8.12,  -8.30,  99.90,   0.02,
06/10 04Z,  -0.20,  -6.20,  -6.43,  99.90,  -0.03,
06/10 05Z,  -0.20,  -4.86,  -5.09,  99.90,  -0.03,
06/10 06Z,  -0.10,  -4.47,  -4.82,  99.90,  -0.25,  (max)
06/10 07Z,  -0.10,  -5.01,  -5.40,  99.90,  -0.29,
06/10 08Z,  -0.10,  -6.29,  -6.63,  99.90,  -0.24,
06/10 09Z,  -0.10,  -8.09,  -8.33,  99.90,  -0.14,
06/10 10Z,  -0.10, -10.08, -10.17,  99.90,   0.01,
06/10 11Z,  -0.10, -11.82, -11.84,  99.90,   0.08,
06/10 12Z,  -0.10, -12.91, -13.00,  99.90,   0.01,
06/10 13Z,  -0.10, -13.15, -13.18,  99.90,   0.07,  (min)
06/10 14Z,  -0.20, -12.59, -12.58,  99.90,   0.21,
06/10 15Z,  -0.20, -11.36, -11.45,  99.90,   0.11,
06/10 16Z,  -0.20,  -9.70,  -9.87,  99.90,   0.03,
06/10 17Z,  -0.20,  -8.10,  -8.30,  99.90,  -0.00,
06/10 18Z,  -0.30,  -7.13,  -7.36,  99.90,   0.07,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/10 19Z,  -0.30,  -6.99,  99.90,  -7.19,   0.10,  (max)
06/10 20Z,  -0.30,  -7.56,  99.90,  -7.74,   0.13,
06/10 21Z,  -0.30,  -8.69,  99.90,  -8.84,   0.15,
06/10 22Z,  -0.30, -10.10,  99.90, -10.21,   0.18,
06/10 23Z,  -0.30, -11.35,  99.90, -11.44,   0.21,
06/11 00Z,  -0.30, -12.04,  99.90, -12.10,   0.24,  (min)
06/11 01Z,  -0.30, -11.90,  99.90, -11.93,   0.27,
06/11 02Z,  -0.40, -10.93,  99.90, -11.03,   0.29,
06/11 03Z,  -0.40,  -9.32,  99.90,  -9.40,   0.32,
06/11 04Z,  -0.40,  -7.30,  99.90,  -7.35,   0.35,
06/11 05Z,  -0.40,  -5.30,  99.90,  -5.32,   0.38,
06/11 06Z,  -0.50,  -3.96,  99.90,  -4.05,   0.41,
06/11 07Z,  -0.50,  -3.67,  99.90,  -3.77,   0.41,  (max)
06/11 08Z,  -0.50,  -4.43,  99.90,  -4.53,   0.41,
06/11 09Z,  -0.50,  -6.07,  99.90,  -6.17,   0.41,
06/11 10Z,  -0.60,  -8.34,  99.90,  -8.54,   0.41,
06/11 11Z,  -0.60, -10.80,  99.90, -10.99,   0.41,
06/11 12Z,  -0.60, -12.93,  99.90, -13.12,   0.41,
06/11 13Z,  -0.60, -14.28,  99.90, -14.48,   0.41,
06/11 14Z,  -0.70, -14.62,  99.90, -14.91,   0.41,  (min)
06/11 15Z,  -0.70, -13.96,  99.90, -14.25,   0.41,
06/11 16Z,  -0.70, -12.42,  99.90, -12.71,   0.41,
06/11 17Z,  -0.70, -10.30,  99.90, -10.60,   0.41,
06/11 18Z,  -0.70,  -8.24,  99.90,  -8.53,   0.41,
06/11 19Z,  -0.70,  -6.87,  99.90,  -7.16,   0.41,
06/11 20Z,  -0.70,  -6.44,  99.90,  -6.73,   0.41,  (max)
06/11 21Z,  -0.70,  -6.89,  99.90,  -7.18,   0.41,
06/11 22Z,  -0.70,  -8.05,  99.90,  -8.35,   0.41,
06/11 23Z,  -0.80,  -9.56,  99.90,  -9.95,   0.41,
06/12 00Z,  -0.80, -10.91,  99.90, -11.30,   0.41,
06/12 01Z,  -0.90, -11.64,  99.90, -12.14,   0.41,  (min)
06/12 02Z,  -0.90, -11.49,  99.90, -11.98,   0.41,
06/12 03Z,  -0.90, -10.46,  99.90, -10.95,   0.41,
06/12 04Z,  -1.00,  -8.72,  99.90,  -9.31,   0.41,
06/12 05Z,  -1.00,  -6.53,  99.90,  -7.12,   0.41,
06/12 06Z,  -1.00,  -4.40,  99.90,  -4.99,   0.41,
06/12 07Z,  -1.00,  -3.05,  99.90,  -3.64,   0.41,
06/12 08Z,  -1.00,  -2.88,  99.90,  -3.47,   0.41,  (max)
06/12 09Z,  -1.00,  -3.92,  99.90,  -4.51,   0.41,
06/12 10Z,  -1.00,  -6.00,  99.90,  -6.59,   0.41,
06/12 11Z,  -1.00,  -8.78,  99.90,  -9.38,   0.41,
06/12 12Z,  -1.10, -11.71,  99.90, -12.40,   0.41,
06/12 13Z,  -1.10, -14.20,  99.90, -14.89,   0.41,
06/12 14Z,  -1.20, -15.73,  99.90, -16.53,   0.41,
06/12 15Z,  -1.30, -16.06,  99.90, -16.96,   0.41,  (min)
06/12 16Z,  -1.30, -15.18,  99.90, -16.08,   0.41,
06/12 17Z,  -1.30, -13.23,  99.90, -14.13,   0.41,
06/12 18Z,  -1.30, -10.60,  99.90, -11.50,   0.41,
06/12 19Z,  -1.30,  -8.06,  99.90,  -8.95,   0.41,
06/12 20Z,  -1.30,  -6.33,  99.90,  -7.22,   0.41,
06/12 21Z,  -1.30,  -5.72,  99.90,  -6.61,   0.41,  (max)
06/12 22Z,  -1.30,  -6.19,  99.90,  -7.08,   0.41,
06/12 23Z,  -1.30,  -7.51,  99.90,  -8.40,   0.41,
06/13 00Z,  -1.30,  -9.19,  99.90, -10.08,   0.41,
06/13 01Z,  -1.40, -10.67,  99.90, -11.66,   0.41,
06/13 02Z,  -1.50, -11.46,  99.90, -12.56,   0.41,  (min)
06/13 03Z,  -1.60, -11.28,  99.90, -12.48,   0.41,
06/13 04Z,  -1.60, -10.15,  99.90, -11.35,   0.41,
06/13 05Z,  -1.70,  -8.25,  99.90,  -9.54,   0.41,
06/13 06Z,  -1.70,  -5.84,  99.90,  -7.13,   0.41,
06/13 07Z,  -1.60,  -3.56,  99.90,  -4.75,   0.41,
06/13 08Z,  -1.50,  -2.19,  99.90,  -3.28,   0.41,
06/13 09Z,  -1.40,  -2.18,  99.90,  -3.17,   0.41,  (max)
06/13 10Z,  -1.30,  -3.56,  99.90,  -4.46,   0.41,
06/13 11Z,  -1.20,  -6.12,  99.90,  -6.91,   0.41,
06/13 12Z,  -1.20,  -9.38,  99.90, -10.18,   0.41,
06/13 13Z,  -1.20, -12.72,  99.90, -13.51,   0.41,
06/13 14Z,  -1.30, -15.46,  99.90, -16.36,   0.41,
06/13 15Z,  -1.30, -17.08,  99.90, -17.97,   0.41,
06/13 16Z,  -1.40, -17.29,  99.90, -18.29,   0.41,  (min)
06/13 17Z,  -1.40, -16.12,  99.90, -17.11,   0.41,
06/13 18Z,  -1.40, -13.70,  99.90, -14.69,   0.41,
06/13 19Z,  -1.40, -10.55,  99.90, -11.54,   0.41,
06/13 20Z,  -1.40,  -7.59,  99.90,  -8.58,   0.41,
06/13 21Z,  -1.30,  -5.64,  99.90,  -6.53,   0.41,
06/13 22Z,  -1.30,  -5.01,  99.90,  -5.90,   0.41,  (max)
06/13 23Z,  -1.20,  -5.64,  99.90,  -6.43,   0.41,
06/14 00Z,  -1.20,  -7.18,  99.90,  -7.98,   0.41,
06/14 01Z,  -1.30,  -9.07,  99.90,  -9.96,   0.41,
06/14 02Z,  -1.30, -10.68,  99.90, -11.57,   0.41,
06/14 03Z,  -1.30, -11.50,  99.90, -12.39,   0.41,  (min)
06/14 04Z,  -1.40, -11.26,  99.90, -12.26,   0.41,
06/14 05Z,  -1.40, -10.01,  99.90, -11.00,   0.41,
06/14 06Z,  -1.30,  -7.89,  99.90,  -8.78,   0.41,
06/14 07Z,  -1.30,  -5.23,  99.90,  -6.13,   0.41,
06/14 08Z,  -1.20,  -2.80,  99.90,  -3.60,   0.41,
06/14 09Z,  -1.20,  -1.47,  99.90,  -2.27,   0.41,  (max)
06/14 10Z,  -1.10,  -1.70,  99.90,  -2.39,   0.41,
06/14 11Z,  -1.10,  -3.45,  99.90,  -4.15,   0.41,
06/14 12Z,  -1.10,  -6.44,  99.90,  -7.14,   0.41,