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
#Elfin Cove, AK : 07/10/2025 09:22:09 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/08 18Z,   0.00,  -9.24,  -9.89,  99.90,  -0.65,
07/08 19Z,   0.00,  -7.48,  -8.01,  99.90,  -0.53,
07/08 20Z,   0.00,  -6.20,  -6.84,  99.90,  -0.64,
07/08 21Z,   0.00,  -5.68,  -6.37,  99.90,  -0.69,  (max)
07/08 22Z,   0.00,  -5.93,  -6.66,  99.90,  -0.73,
07/08 23Z,   0.00,  -6.74,  -7.55,  99.90,  -0.81,
07/09 00Z,   0.00,  -7.77,  -8.64,  99.90,  -0.87,
07/09 01Z,   0.00,  -8.64,  -9.56,  99.90,  -0.92,
07/09 02Z,   0.00,  -9.00, -10.03,  99.90,  -1.03,  (min)
07/09 03Z,   0.00,  -8.67,  -9.72,  99.90,  -1.05,
07/09 04Z,   0.00,  -7.64,  -8.68,  99.90,  -1.04,
07/09 05Z,   0.00,  -6.15,  -7.21,  99.90,  -1.06,
07/09 06Z,  -0.10,  -4.59,  -5.61,  99.90,  -0.92,
07/09 07Z,  -0.10,  -3.36,  -4.34,  99.90,  -0.88,
07/09 08Z,  -0.10,  -2.86,  -3.75,  99.90,  -0.79,  (max)
07/09 09Z,  -0.10,  -3.35,  -4.30,  99.90,  -0.85,
07/09 10Z,  -0.20,  -4.87,  -5.86,  99.90,  -0.79,
07/09 11Z,  -0.20,  -7.13,  -8.14,  99.90,  -0.81,
07/09 12Z,  -0.30,  -9.67, -10.76,  99.90,  -0.79,
07/09 13Z,  -0.30, -12.00, -13.20,  99.90,  -0.90,
07/09 14Z,  -0.30, -13.66, -14.82,  99.90,  -0.86,
07/09 15Z,  -0.30, -14.35, -15.63,  99.90,  -0.98,  (min)
07/09 16Z,  -0.30, -13.96, -15.12,  99.90,  -0.86,
07/09 17Z,  -0.30, -12.61, -13.73,  99.90,  -0.82,
07/09 18Z,  -0.40, -10.65, -11.67,  99.90,  -0.62,
07/09 19Z,  -0.40,  -8.53,  -9.51,  99.90,  -0.58,
07/09 20Z,  -0.40,  -6.66,  -7.66,  99.90,  -0.60,
07/09 21Z,  -0.40,  -5.48,  -6.53,  99.90,  -0.65,
07/09 22Z,  -0.40,  -5.21,  -6.37,  99.90,  -0.76,  (max)
07/09 23Z,  -0.40,  -5.79,  -6.98,  99.90,  -0.79,
07/10 00Z,  -0.50,  -6.89,  -8.22,  99.90,  -0.83,
07/10 01Z,  -0.50,  -8.09,  -9.48,  99.90,  -0.89,
07/10 02Z,  -0.50,  -8.99, -10.42,  99.90,  -0.93,
07/10 03Z,  -0.50,  -9.24, -10.76,  99.90,  -1.02,  (min)
07/10 04Z,  -0.40,  -8.69, -10.12,  99.90,  -1.03,
07/10 05Z,  -0.40,  -7.40,  -8.78,  99.90,  -0.98,
07/10 06Z,  -0.40,  -5.68,  -7.01,  99.90,  -0.93,
07/10 07Z,  -0.40,  -4.00,  -5.27,  99.90,  -0.87,
07/10 08Z,  -0.40,  -2.81,  -4.00,  99.90,  -0.79,
07/10 09Z,  -0.40,  -2.52,  -3.74,  99.90,  -0.82,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/10 10Z,  -0.40,  -3.40,  99.90,  -4.60,  -0.80,
07/10 11Z,  -0.50,  -5.35,  99.90,  -6.65,  -0.79,
07/10 12Z,  -0.50,  -7.97,  99.90,  -9.25,  -0.78,
07/10 13Z,  -0.50, -10.70,  99.90, -11.97,  -0.77,
07/10 14Z,  -0.60, -13.02,  99.90, -14.38,  -0.76,
07/10 15Z,  -0.40, -14.48,  99.90, -15.63,  -0.75,
07/10 16Z,  -0.50, -14.81,  99.90, -16.04,  -0.74,  (min)
07/10 17Z,  -0.50, -13.96,  99.90, -15.18,  -0.72,
07/10 18Z,  -0.40, -12.17,  99.90, -13.28,  -0.71,
07/10 19Z,  -0.40,  -9.87,  99.90, -10.97,  -0.70,
07/10 20Z,  -0.40,  -7.57,  99.90,  -8.65,  -0.69,
07/10 21Z,  -0.40,  -5.74,  99.90,  -6.82,  -0.68,
07/10 22Z,  -0.30,  -4.81,  99.90,  -5.79,  -0.68,  (max)
07/10 23Z,  -0.30,  -4.94,  99.90,  -5.91,  -0.68,
07/11 00Z,  -0.30,  -5.90,  99.90,  -6.87,  -0.68,
07/11 01Z,  -0.30,  -7.26,  99.90,  -8.24,  -0.68,
07/11 02Z,  -0.30,  -8.58,  99.90,  -9.56,  -0.68,
07/11 03Z,  -0.30,  -9.43,  99.90, -10.40,  -0.68,
07/11 04Z,  -0.30,  -9.47,  99.90, -10.45,  -0.68,  (min)
07/11 05Z,  -0.30,  -8.62,  99.90,  -9.60,  -0.68,
07/11 06Z,  -0.30,  -7.03,  99.90,  -8.01,  -0.68,
07/11 07Z,  -0.30,  -5.11,  99.90,  -6.09,  -0.68,
07/11 08Z,  -0.30,  -3.37,  99.90,  -4.35,  -0.68,
07/11 09Z,  -0.30,  -2.33,  99.90,  -3.30,  -0.68,
07/11 10Z,  -0.20,  -2.39,  99.90,  -3.27,  -0.68,  (max)
07/11 11Z,  -0.20,  -3.74,  99.90,  -4.61,  -0.68,
07/11 12Z,  -0.20,  -6.12,  99.90,  -7.00,  -0.68,
07/11 13Z,  -0.30,  -9.01,  99.90,  -9.99,  -0.68,
07/11 14Z,  -0.30, -11.81,  99.90, -12.78,  -0.68,
07/11 15Z,  -0.30, -13.97,  99.90, -14.95,  -0.68,
07/11 16Z,  -0.40, -15.09,  99.90, -16.16,  -0.68,  (min)
07/11 17Z,  -0.30, -14.93,  99.90, -15.91,  -0.68,
07/11 18Z,  -0.40, -13.58,  99.90, -14.66,  -0.68,
07/11 19Z,  -0.50, -11.37,  99.90, -12.54,  -0.68,
07/11 20Z,  -0.50,  -8.80,  99.90,  -9.98,  -0.68,
07/11 21Z,  -0.50,  -6.45,  99.90,  -7.63,  -0.68,
07/11 22Z,  -0.50,  -4.84,  99.90,  -6.02,  -0.68,
07/11 23Z,  -0.50,  -4.33,  99.90,  -5.50,  -0.68,  (max)
07/12 00Z,  -0.50,  -4.91,  99.90,  -6.09,  -0.68,
07/12 01Z,  -0.50,  -6.24,  99.90,  -7.42,  -0.68,
07/12 02Z,  -0.60,  -7.83,  99.90,  -9.10,  -0.68,
07/12 03Z,  -0.50,  -9.18,  99.90, -10.35,  -0.68,
07/12 04Z,  -0.60,  -9.87,  99.90, -11.14,  -0.68,  (min)
07/12 05Z,  -0.60,  -9.63,  99.90, -10.90,  -0.68,
07/12 06Z,  -0.60,  -8.44,  99.90,  -9.72,  -0.68,
07/12 07Z,  -0.60,  -6.58,  99.90,  -7.86,  -0.68,
07/12 08Z,  -0.60,  -4.51,  99.90,  -5.79,  -0.68,
07/12 09Z,  -0.60,  -2.83,  99.90,  -4.11,  -0.68,
07/12 10Z,  -0.60,  -2.07,  99.90,  -3.35,  -0.68,  (max)
07/12 11Z,  -0.70,  -2.58,  99.90,  -3.96,  -0.68,
07/12 12Z,  -0.70,  -4.39,  99.90,  -5.77,  -0.68,
07/12 13Z,  -0.70,  -7.12,  99.90,  -8.50,  -0.68,
07/12 14Z,  -0.80, -10.14,  99.90, -11.62,  -0.68,
07/12 15Z,  -0.80, -12.85,  99.90, -14.32,  -0.68,
07/12 16Z,  -0.80, -14.70,  99.90, -16.18,  -0.68,
07/12 17Z,  -0.80, -15.33,  99.90, -16.81,  -0.68,  (min)
07/12 18Z,  -0.80, -14.64,  99.90, -16.12,  -0.68,
07/12 19Z,  -0.80, -12.79,  99.90, -14.27,  -0.68,
07/12 20Z,  -0.80, -10.21,  99.90, -11.69,  -0.68,
07/12 21Z,  -0.80,  -7.52,  99.90,  -9.00,  -0.68,
07/12 22Z,  -0.70,  -5.32,  99.90,  -6.69,  -0.68,
07/12 23Z,  -0.70,  -4.09,  99.90,  -5.47,  -0.68,
07/13 00Z,  -0.60,  -4.08,  99.90,  -5.35,  -0.68,  (max)
07/13 01Z,  -0.60,  -5.13,  99.90,  -6.40,  -0.68,
07/13 02Z,  -0.60,  -6.79,  99.90,  -8.06,  -0.68,
07/13 03Z,  -0.60,  -8.51,  99.90,  -9.79,  -0.68,
07/13 04Z,  -0.60,  -9.80,  99.90, -11.08,  -0.68,
07/13 05Z,  -0.60, -10.26,  99.90, -11.54,  -0.68,  (min)
07/13 06Z,  -0.70,  -9.71,  99.90, -11.08,  -0.68,
07/13 07Z,  -0.70,  -8.21,  99.90,  -9.59,  -0.68,
07/13 08Z,  -0.70,  -6.13,  99.90,  -7.51,  -0.68,
07/13 09Z,  -0.70,  -4.04,  99.90,  -5.42,  -0.68,
07/13 10Z,  -0.70,  -2.55,  99.90,  -3.93,  -0.68,
07/13 11Z,  -0.70,  -2.17,  99.90,  -3.54,  -0.68,  (max)
07/13 12Z,  -0.70,  -3.13,  99.90,  -4.51,  -0.68,
07/13 13Z,  -0.80,  -5.31,  99.90,  -6.79,  -0.68,
07/13 14Z,  -0.80,  -8.23,  99.90,  -9.70,  -0.68,
07/13 15Z,  -0.80, -11.20,  99.90, -12.68,  -0.68,
07/13 16Z,  -0.80, -13.63,  99.90, -15.11,  -0.68,
07/13 17Z,  -0.80, -15.03,  99.90, -16.51,  -0.68,
07/13 18Z,  -0.80, -15.11,  99.90, -16.59,  -0.68,  (min)
07/13 19Z,  -0.80, -13.87,  99.90, -15.35,  -0.68,
07/13 20Z,  -0.80, -11.59,  99.90, -13.07,  -0.68,
07/13 21Z,  -0.80,  -8.80,  99.90, -10.28,  -0.68,
07/13 22Z,  -0.90,  -6.17,  99.90,  -7.75,  -0.68,
07/13 23Z,  -0.90,  -4.30,  99.90,  -5.87,  -0.68,
07/14 00Z,  -0.80,  -3.56,  99.90,  -5.04,  -0.68,
07/14 01Z,  99.90,  -4.07,  99.90,  99.90,  -0.68,
07/14 02Z,  99.90,  -5.55,  99.90,  99.90,  -0.68,
07/14 03Z,  99.90,  -7.46,  99.90,  99.90,  -0.68,
07/14 04Z,  99.90,  -9.24,  99.90,  99.90,  -0.68,
07/14 05Z,  99.90, -10.40,  99.90,  99.90,  -0.68,
07/14 06Z,  99.90, -10.61,  99.90,  99.90,  -0.68,