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 : 05/19/2025 05:23:59 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 12Z,  -0.40,  -3.35,  -4.20,  99.90,  -0.45,  (max)
05/17 13Z,  -0.40,  -4.00,  -4.98,  99.90,  -0.58,
05/17 14Z,  -0.40,  -5.57,  -6.75,  99.90,  -0.78,
05/17 15Z,  -0.40,  -7.78,  -8.98,  99.90,  -0.80,
05/17 16Z,  -0.40, -10.12, -11.36,  99.90,  -0.84,
05/17 17Z,  -0.40, -12.11, -13.31,  99.90,  -0.80,
05/17 18Z,  -0.40, -13.41, -14.58,  99.90,  -0.77,
05/17 19Z,  -0.40, -13.80, -14.80,  99.90,  -0.60,  (min)
05/17 20Z,  -0.40, -13.21, -14.09,  99.90,  -0.48,
05/17 21Z,  -0.40, -11.80, -12.67,  99.90,  -0.47,
05/17 22Z,  -0.40,  -9.89, -10.76,  99.90,  -0.47,
05/17 23Z,  -0.40,  -7.97,  -8.99,  99.90,  -0.62,
05/18 00Z,  -0.50,  -6.43,  -7.56,  99.90,  -0.63,
05/18 01Z,  -0.50,  -5.54,  -6.76,  99.90,  -0.72,  (max)
05/18 02Z,  -0.50,  -5.41,  -6.82,  99.90,  -0.91,
05/18 03Z,  -0.50,  -5.99,  -7.45,  99.90,  -0.96,
05/18 04Z,  -0.50,  -6.97,  -8.49,  99.90,  -1.02,
05/18 05Z,  -0.50,  -7.96,  -9.46,  99.90,  -1.00,
05/18 06Z,  -0.50,  -8.66, -10.09,  99.90,  -0.93,
05/18 07Z,  -0.50,  -8.86, -10.22,  99.90,  -0.86,  (min)
05/18 08Z,  -0.50,  -8.43,  -9.55,  99.90,  -0.62,
05/18 09Z,  -0.50,  -7.41,  -8.42,  99.90,  -0.51,
05/18 10Z,  -0.50,  -6.06,  -7.01,  99.90,  -0.45,
05/18 11Z,  -0.50,  -4.77,  -5.75,  99.90,  -0.48,
05/18 12Z,  -0.50,  -3.93,  -5.00,  99.90,  -0.57,  (max)
05/18 13Z,  -0.50,  -3.84,  -5.05,  99.90,  -0.71,
05/18 14Z,  -0.60,  -4.62,  -5.96,  99.90,  -0.74,
05/18 15Z,  -0.60,  -6.21,  -7.62,  99.90,  -0.81,
05/18 16Z,  -0.60,  -8.31,  -9.76,  99.90,  -0.85,
05/18 17Z,  -0.60, -10.44, -11.73,  99.90,  -0.69,
05/18 18Z,  -0.50, -12.18, -13.44,  99.90,  -0.76,
05/18 19Z,  -0.60, -13.24, -14.37,  99.90,  -0.53,  (min)
05/18 20Z,  -0.50, -13.42, -14.36,  99.90,  -0.44,
05/18 21Z,  -0.50, -12.69, -13.60,  99.90,  -0.41,
05/18 22Z,  -0.50, -11.24, -12.12,  99.90,  -0.38,
05/18 23Z,  -0.50,  -9.40, -10.37,  99.90,  -0.47,
05/19 00Z,  -0.50,  -7.60,  -8.72,  99.90,  -0.62,
05/19 01Z,  -0.60,  -6.19,  -7.43,  99.90,  -0.64,
05/19 02Z,  -0.60,  -5.42,  -6.75,  99.90,  -0.73,  (max)
05/19 03Z,  -0.60,  -5.39,  -6.84,  99.90,  -0.85,
05/19 04Z,  -0.60,  -6.01,  -7.46,  99.90,  -0.85,
05/19 05Z,  -0.60,  -6.98,  -8.34,  99.90,  -0.76,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 06Z,  -0.50,  -7.95,  99.90,  -9.21,  -0.76,
05/19 07Z,  -0.50,  -8.65,  99.90,  -9.91,  -0.76,
05/19 08Z,  -0.50,  -8.86,  99.90, -10.11,  -0.75,  (min)
05/19 09Z,  -0.50,  -8.46,  99.90,  -9.71,  -0.75,
05/19 10Z,  -0.50,  -7.53,  99.90,  -8.78,  -0.75,
05/19 11Z,  -0.50,  -6.30,  99.90,  -7.55,  -0.74,
05/19 12Z,  -0.40,  -5.14,  99.90,  -6.28,  -0.74,
05/19 13Z,  -0.40,  -4.41,  99.90,  -5.55,  -0.74,
05/19 14Z,  -0.30,  -4.36,  99.90,  -5.40,  -0.73,  (max)
05/19 15Z,  -0.30,  -5.12,  99.90,  -6.15,  -0.73,
05/19 16Z,  -0.30,  -6.61,  99.90,  -7.64,  -0.73,
05/19 17Z,  -0.30,  -8.55,  99.90,  -9.57,  -0.73,
05/19 18Z,  -0.30, -10.49,  99.90, -11.52,  -0.73,
05/19 19Z,  -0.30, -12.06,  99.90, -13.08,  -0.73,
05/19 20Z,  -0.30, -12.96,  99.90, -13.98,  -0.73,
05/19 21Z,  -0.30, -13.01,  99.90, -14.03,  -0.73,  (min)
05/19 22Z,  -0.20, -12.21,  99.90, -13.13,  -0.73,
05/19 23Z,  -0.20, -10.74,  99.90, -11.66,  -0.73,
05/20 00Z,  -0.20,  -8.92,  99.90,  -9.85,  -0.73,
05/20 01Z,  -0.20,  -7.16,  99.90,  -8.09,  -0.73,
05/20 02Z,  -0.20,  -5.81,  99.90,  -6.73,  -0.73,
05/20 03Z,  -0.20,  -5.09,  99.90,  -6.01,  -0.73,  (max)
05/20 04Z,  -0.20,  -5.13,  99.90,  -6.05,  -0.73,
05/20 05Z,  -0.20,  -5.83,  99.90,  -6.75,  -0.73,
05/20 06Z,  -0.20,  -6.90,  99.90,  -7.83,  -0.73,
05/20 07Z,  -0.30,  -8.02,  99.90,  -9.04,  -0.73,
05/20 08Z,  -0.30,  -8.86,  99.90,  -9.88,  -0.73,
05/20 09Z,  -0.30,  -9.20,  99.90, -10.23,  -0.73,  (min)
05/20 10Z,  -0.30,  -8.93,  99.90,  -9.96,  -0.73,
05/20 11Z,  -0.30,  -8.10,  99.90,  -9.12,  -0.73,
05/20 12Z,  -0.30,  -6.92,  99.90,  -7.95,  -0.73,
05/20 13Z,  -0.30,  -5.76,  99.90,  -6.78,  -0.73,
05/20 14Z,  -0.40,  -4.96,  99.90,  -6.08,  -0.73,
05/20 15Z,  -0.40,  -4.79,  99.90,  -5.92,  -0.73,  (max)
05/20 16Z,  -0.40,  -5.40,  99.90,  -6.52,  -0.73,
05/20 17Z,  -0.40,  -6.73,  99.90,  -7.86,  -0.73,
05/20 18Z,  -0.50,  -8.51,  99.90,  -9.74,  -0.73,
05/20 19Z,  -0.50, -10.33,  99.90, -11.55,  -0.73,
05/20 20Z,  -0.50, -11.79,  99.90, -13.02,  -0.73,
05/20 21Z,  -0.50, -12.61,  99.90, -13.83,  -0.73,
05/20 22Z,  -0.60, -12.60,  99.90, -13.92,  -0.73,  (min)
05/20 23Z,  -0.50, -11.75,  99.90, -12.98,  -0.73,
05/21 00Z,  -0.50, -10.23,  99.90, -11.45,  -0.73,
05/21 01Z,  -0.50,  -8.36,  99.90,  -9.58,  -0.73,
05/21 02Z,  -0.50,  -6.55,  99.90,  -7.78,  -0.73,
05/21 03Z,  -0.50,  -5.18,  99.90,  -6.41,  -0.73,
05/21 04Z,  -0.60,  -4.50,  99.90,  -5.83,  -0.73,  (max)
05/21 05Z,  -0.60,  -4.65,  99.90,  -5.98,  -0.73,
05/21 06Z,  -0.70,  -5.55,  99.90,  -6.98,  -0.73,
05/21 07Z,  -0.60,  -6.89,  99.90,  -8.22,  -0.73,
05/21 08Z,  -0.60,  -8.29,  99.90,  -9.61,  -0.73,
05/21 09Z,  -0.60,  -9.41,  99.90, -10.73,  -0.73,
05/21 10Z,  -0.50,  -9.98,  99.90, -11.20,  -0.73,  (min)
05/21 11Z,  -0.60,  -9.85,  99.90, -11.18,  -0.73,
05/21 12Z,  -0.60,  -9.06,  99.90, -10.38,  -0.73,
05/21 13Z,  -0.60,  -7.81,  99.90,  -9.13,  -0.73,
05/21 14Z,  -0.70,  -6.48,  99.90,  -7.90,  -0.73,
05/21 15Z,  -0.70,  -5.46,  99.90,  -6.89,  -0.73,
05/21 16Z,  -0.70,  -5.05,  99.90,  -6.48,  -0.73,  (max)
05/21 17Z,  -0.70,  -5.44,  99.90,  -6.86,  -0.73,
05/21 18Z,  -0.80,  -6.60,  99.90,  -8.13,  -0.73,
05/21 19Z,  -0.80,  -8.27,  99.90,  -9.80,  -0.73,
05/21 20Z,  -0.80, -10.02,  99.90, -11.55,  -0.73,
05/21 21Z,  -0.70, -11.45,  99.90, -12.88,  -0.73,
05/21 22Z,  -0.70, -12.25,  99.90, -13.67,  -0.73,  (min)
05/21 23Z,  -0.70, -12.20,  99.90, -13.63,  -0.73,
05/22 00Z,  -0.70, -11.27,  99.90, -12.70,  -0.73,
05/22 01Z,  -0.70,  -9.63,  99.90, -11.05,  -0.73,
05/22 02Z,  -0.70,  -7.63,  99.90,  -9.05,  -0.73,
05/22 03Z,  -0.70,  -5.72,  99.90,  -7.15,  -0.73,
05/22 04Z,  -0.70,  -4.32,  99.90,  -5.74,  -0.73,
05/22 05Z,  -0.70,  -3.71,  99.90,  -5.14,  -0.73,  (max)
05/22 06Z,  -0.70,  -4.09,  99.90,  -5.51,  -0.73,
05/22 07Z,  -0.70,  -5.32,  99.90,  -6.75,  -0.73,
05/22 08Z,  -0.70,  -7.06,  99.90,  -8.48,  -0.73,
05/22 09Z,  -0.70,  -8.86,  99.90, -10.29,  -0.73,
05/22 10Z,  -0.70, -10.35,  99.90, -11.77,  -0.73,
05/22 11Z,  -0.60, -11.17,  99.90, -12.49,  -0.73,  (min)
05/22 12Z,  -0.60, -11.13,  99.90, -12.45,  -0.73,
05/22 13Z,  -0.60, -10.25,  99.90, -11.57,  -0.73,
05/22 14Z,  -0.60,  -8.78,  99.90, -10.11,  -0.73,
05/22 15Z,  -0.70,  -7.16,  99.90,  -8.59,  -0.73,
05/22 16Z,  -0.60,  -5.81,  99.90,  -7.14,  -0.73,
05/22 17Z,  -0.60,  -5.09,  99.90,  -6.42,  -0.73,  (max)
05/22 18Z,  -0.70,  -5.25,  99.90,  -6.67,  -0.73,
05/22 19Z,  -0.60,  -6.29,  99.90,  -7.61,  -0.73,
05/22 20Z,  -0.60,  -7.91,  99.90,  -9.23,  -0.73,
05/22 21Z,  -0.60,  -9.66,  99.90, -10.98,  -0.73,
05/22 22Z,  -0.50, -11.11,  99.90, -12.34,  -0.73,
05/22 23Z,  -0.40, -11.92,  99.90, -13.04,  -0.73,  (min)
05/23 00Z,  -0.40, -11.80,  99.90, -12.93,  -0.73,