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
#Yakutat, AK : 08/11/2026 10:22:59 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/09 18Z,  -0.70,  -7.07,  -8.18,  99.90,  -0.41,
08/09 19Z,  -0.70,  -6.12,  -7.21,  99.90,  -0.39,
08/09 20Z,  -0.70,  -5.87,  -7.06,  99.90,  -0.49,  (max)
08/09 21Z,  -0.70,  -6.29,  -7.31,  99.90,  -0.32,
08/09 22Z,  -0.70,  -7.15,  -8.30,  99.90,  -0.45,
08/09 23Z,  -0.70,  -8.11,  -9.17,  99.90,  -0.36,
08/10 00Z,  -0.70,  -8.80,  -9.84,  99.90,  -0.34,
08/10 01Z,  -0.70,  -8.93,  -9.97,  99.90,  -0.34,  (min)
08/10 02Z,  -0.70,  -8.37,  -9.34,  99.90,  -0.27,
08/10 03Z,  -0.70,  -7.15,  -8.20,  99.90,  -0.35,
08/10 04Z,  -0.70,  -5.55,  -6.58,  99.90,  -0.33,
08/10 05Z,  -0.70,  -3.95,  -4.96,  99.90,  -0.31,
08/10 06Z,  -0.60,  -2.78,  -3.84,  99.90,  -0.46,
08/10 07Z,  -0.60,  -2.41,  -3.55,  99.90,  -0.54,  (max)
08/10 08Z,  -0.60,  -3.04,  -4.06,  99.90,  -0.42,
08/10 09Z,  -0.60,  -4.64,  -5.65,  99.90,  -0.41,
08/10 10Z,  -0.60,  -6.97,  -8.05,  99.90,  -0.48,
08/10 11Z,  -0.60,  -9.58, -10.62,  99.90,  -0.44,
08/10 12Z,  -0.60, -11.97, -12.99,  99.90,  -0.42,
08/10 13Z,  -0.60, -13.67, -14.62,  99.90,  -0.35,
08/10 14Z,  -0.70, -14.33, -15.45,  99.90,  -0.42,  (min)
08/10 15Z,  -0.70, -13.88, -14.93,  99.90,  -0.35,
08/10 16Z,  -0.70, -12.45, -13.41,  99.90,  -0.26,
08/10 17Z,  -0.70, -10.40, -11.61,  99.90,  -0.51,
08/10 18Z,  -0.60,  -8.22,  -9.31,  99.90,  -0.49,
08/10 19Z,  -0.60,  -6.40,  -7.54,  99.90,  -0.54,
08/10 20Z,  -0.60,  -5.31,  -6.53,  99.90,  -0.62,
08/10 21Z,  -0.60,  -5.13,  -6.24,  99.90,  -0.51,  (max)
08/10 22Z,  -0.60,  -5.80,  -6.89,  99.90,  -0.49,
08/10 23Z,  -0.60,  -7.03,  -8.13,  99.90,  -0.50,
08/11 00Z,  -0.50,  -8.38,  -9.31,  99.90,  -0.43,
08/11 01Z,  -0.60,  -9.39, -10.39,  99.90,  -0.40,
08/11 02Z,  -0.60,  -9.68, -10.75,  99.90,  -0.47,  (min)
08/11 03Z,  -0.60,  -9.09,  -9.97,  99.90,  -0.28,
08/11 04Z,  -0.60,  -7.68,  -8.73,  99.90,  -0.45,
08/11 05Z,  -0.60,  -5.77,  -6.73,  99.90,  -0.36,
08/11 06Z,  -0.50,  -3.83,  -4.80,  99.90,  -0.47,
08/11 07Z,  -0.50,  -2.41,  -3.47,  99.90,  -0.56,
08/11 08Z,  -0.50,  -1.92,  -3.00,  99.90,  -0.58,  (max)
08/11 09Z,  -0.60,  -2.61,  -3.74,  99.90,  -0.53,
08/11 10Z,  -0.60,  -4.44,  -5.53,  99.90,  -0.49,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/11 11Z,  -0.60,  -7.09,  99.90,  -8.17,  -0.49,
08/11 12Z,  -0.60, -10.02,  99.90, -11.11,  -0.48,
08/11 13Z,  -0.60, -12.65,  99.90, -13.73,  -0.48,
08/11 14Z,  -0.60, -14.40,  99.90, -15.48,  -0.48,
08/11 15Z,  -0.60, -14.94,  99.90, -16.02,  -0.47,  (min)
08/11 16Z,  -0.60, -14.18,  99.90, -15.25,  -0.47,
08/11 17Z,  -0.60, -12.34,  99.90, -13.41,  -0.47,
08/11 18Z,  -0.60,  -9.89,  99.90, -10.95,  -0.47,
08/11 19Z,  -0.60,  -7.39,  99.90,  -8.46,  -0.46,
08/11 20Z,  -0.60,  -5.44,  99.90,  -6.50,  -0.46,
08/11 21Z,  -0.60,  -4.43,  99.90,  -5.49,  -0.46,  (max)
08/11 22Z,  -0.60,  -4.54,  99.90,  -5.59,  -0.46,
08/11 23Z,  -0.60,  -5.62,  99.90,  -6.68,  -0.46,
08/12 00Z,  -0.60,  -7.29,  99.90,  -8.35,  -0.46,
08/12 01Z,  -0.60,  -9.01,  99.90, -10.07,  -0.46,
08/12 02Z,  -0.60, -10.23,  99.90, -11.29,  -0.46,
08/12 03Z,  -0.60, -10.54,  99.90, -11.60,  -0.46,  (min)
08/12 04Z,  -0.60,  -9.78,  99.90, -10.83,  -0.46,
08/12 05Z,  -0.70,  -8.07,  99.90,  -9.22,  -0.46,
08/12 06Z,  -0.70,  -5.82,  99.90,  -6.98,  -0.46,
08/12 07Z,  -0.70,  -3.62,  99.90,  -4.77,  -0.46,
08/12 08Z,  -0.70,  -2.06,  99.90,  -3.21,  -0.46,
08/12 09Z,  -0.70,  -1.62,  99.90,  -2.77,  -0.46,  (max)
08/12 10Z,  -0.70,  -2.51,  99.90,  -3.67,  -0.46,
08/12 11Z,  -0.70,  -4.64,  99.90,  -5.79,  -0.46,
08/12 12Z,  -0.70,  -7.58,  99.90,  -8.73,  -0.46,
08/12 13Z,  -0.80, -10.72,  99.90, -11.97,  -0.46,
08/12 14Z,  -0.80, -13.37,  99.90, -14.63,  -0.46,
08/12 15Z,  -0.80, -14.96,  99.90, -16.22,  -0.46,
08/12 16Z,  -0.90, -15.16,  99.90, -16.51,  -0.46,  (min)
08/12 17Z,  -0.90, -13.96,  99.90, -15.31,  -0.46,
08/12 18Z,  -0.90, -11.68,  99.90, -13.03,  -0.46,
08/12 19Z,  -0.90,  -8.89,  99.90, -10.24,  -0.46,
08/12 20Z,  -0.90,  -6.25,  99.90,  -7.61,  -0.46,
08/12 21Z,  -0.90,  -4.39,  99.90,  -5.74,  -0.46,
08/12 22Z,  -0.90,  -3.69,  99.90,  -5.04,  -0.46,  (max)
08/12 23Z,  -0.80,  -4.24,  99.90,  -5.49,  -0.46,
08/13 00Z,  -0.80,  -5.80,  99.90,  -7.06,  -0.46,
08/13 01Z,  -0.90,  -7.89,  99.90,  -9.24,  -0.46,
08/13 02Z,  -0.90,  -9.87,  99.90, -11.22,  -0.46,
08/13 03Z,  -0.90, -11.14,  99.90, -12.50,  -0.46,
08/13 04Z,  -0.90, -11.31,  99.90, -12.67,  -0.46,  (min)
08/13 05Z,  -0.90, -10.27,  99.90, -11.62,  -0.46,
08/13 06Z,  -0.90,  -8.24,  99.90,  -9.59,  -0.46,
08/13 07Z,  -0.90,  -5.73,  99.90,  -7.09,  -0.46,
08/13 08Z,  -0.90,  -3.40,  99.90,  -4.76,  -0.46,
08/13 09Z,  -0.90,  -1.89,  99.90,  -3.25,  -0.46,
08/13 10Z,  -0.90,  -1.65,  99.90,  -3.01,  -0.46,  (max)
08/13 11Z,  -0.80,  -2.84,  99.90,  -4.10,  -0.46,
08/13 12Z,  -0.80,  -5.25,  99.90,  -6.50,  -0.46,
08/13 13Z,  -0.80,  -8.37,  99.90,  -9.62,  -0.46,
08/13 14Z,  -0.90, -11.50,  99.90, -12.86,  -0.46,
08/13 15Z,  -0.90, -13.94,  99.90, -15.30,  -0.46,
08/13 16Z,  -0.90, -15.14,  99.90, -16.49,  -0.46,  (min)
08/13 17Z,  -0.90, -14.84,  99.90, -16.19,  -0.46,
08/13 18Z,  -0.90, -13.14,  99.90, -14.50,  -0.46,
08/13 19Z,  -0.80, -10.50,  99.90, -11.75,  -0.46,
08/13 20Z,  -0.80,  -7.55,  99.90,  -8.80,  -0.46,
08/13 21Z,  -0.80,  -5.01,  99.90,  -6.26,  -0.46,
08/13 22Z,  -0.70,  -3.46,  99.90,  -4.62,  -0.46,
08/13 23Z,  -0.70,  -3.23,  99.90,  -4.39,  -0.46,  (max)
08/14 00Z,  -0.60,  -4.31,  99.90,  -5.36,  -0.46,
08/14 01Z,  -0.60,  -6.33,  99.90,  -7.39,  -0.46,
08/14 02Z,  -0.50,  -8.71,  99.90,  -9.66,  -0.46,
08/14 03Z,  -0.50, -10.77,  99.90, -11.72,  -0.46,
08/14 04Z,  -0.50, -11.92,  99.90, -12.88,  -0.46,  (min)
08/14 05Z,  -0.50, -11.83,  99.90, -12.78,  -0.46,
08/14 06Z,  -0.50, -10.48,  99.90, -11.43,  -0.46,
08/14 07Z,  -0.50,  -8.20,  99.90,  -9.15,  -0.46,
08/14 08Z,  -0.50,  -5.58,  99.90,  -6.54,  -0.46,
08/14 09Z,  -0.50,  -3.32,  99.90,  -4.28,  -0.46,
08/14 10Z,  -0.40,  -2.03,  99.90,  -2.89,  -0.46,  (max)
08/14 11Z,  -0.40,  -2.11,  99.90,  -2.96,  -0.46,
08/14 12Z,  -0.40,  -3.59,  99.90,  -4.45,  -0.46,
08/14 13Z,  -0.40,  -6.18,  99.90,  -7.03,  -0.46,
08/14 14Z,  -0.40,  -9.27,  99.90, -10.13,  -0.46,
08/14 15Z,  -0.40, -12.16,  99.90, -13.01,  -0.46,
08/14 16Z,  -0.40, -14.15,  99.90, -15.00,  -0.46,
08/14 17Z,  -0.40, -14.78,  99.90, -15.64,  -0.46,  (min)
08/14 18Z,  -0.30, -13.93,  99.90, -14.68,  -0.46,
08/14 19Z,  -0.30, -11.82,  99.90, -12.57,  -0.46,
08/14 20Z,  -0.30,  -8.98,  99.90,  -9.73,  -0.46,
08/14 21Z,  -0.20,  -6.10,  99.90,  -6.76,  -0.46,
08/14 22Z,  -0.20,  -3.89,  99.90,  -4.55,  -0.46,
08/14 23Z,  -0.20,  -2.85,  99.90,  -3.51,  -0.46,  (max)
08/15 00Z,  -0.20,  -3.19,  99.90,  -3.85,  -0.46,
08/15 01Z,  99.90,  -4.76,  99.90,  99.90,  -0.46,
08/15 02Z,  99.90,  -7.11,  99.90,  99.90,  -0.46,
08/15 03Z,  99.90,  -9.59,  99.90,  99.90,  -0.46,
08/15 04Z,  99.90, -11.54,  99.90,  99.90,  -0.46,
08/15 05Z,  99.90, -12.43,  99.90,  99.90,  -0.46,
08/15 06Z,  99.90, -12.01,  99.90,  99.90,  -0.46,