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
#Nikiski, AK : 06/17/2025 14:22:39 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/15 18Z,  -0.10, -11.22, -12.30,  99.90,  -0.98,
06/15 19Z,  -0.10, -15.65, -16.28,  99.90,  -0.53,
06/15 20Z,  -0.10, -20.26, -20.21,  99.90,   0.15,
06/15 21Z,  -0.10, -24.02, -24.01,  99.90,   0.11,
06/15 22Z,  -0.10, -26.35, -26.62,  99.90,  -0.17,
06/15 23Z,  -0.10, -26.58, -27.04,  99.90,  -0.36,  (min)
06/16 00Z,  -0.10, -23.99, -23.88,  99.90,   0.21,
06/16 01Z,  -0.10, -19.19, -19.06,  99.90,   0.23,
06/16 02Z,  -0.10, -14.15, -14.57,  99.90,  -0.32,
06/16 03Z,  -0.10, -10.23, -10.69,  99.90,  -0.36,
06/16 04Z,  -0.10,  -7.63,  -7.95,  99.90,  -0.22,
06/16 05Z,  -0.10,  -6.53,  -6.92,  99.90,  -0.29,  (max)
06/16 06Z,  -0.10,  -7.33,  -8.03,  99.90,  -0.60,
06/16 07Z,  -0.10,  -9.96, -10.88,  99.90,  -0.82,
06/16 08Z,  -0.10, -13.61, -14.30,  99.90,  -0.59,
06/16 09Z,  -0.10, -17.07, -17.34,  99.90,  -0.17,
06/16 10Z,  -0.10, -19.50, -19.78,  99.90,  -0.18,
06/16 11Z,  -0.10, -20.37, -20.61,  99.90,  -0.14,  (min)
06/16 12Z,  -0.10, -19.01, -18.72,  99.90,   0.39,
06/16 13Z,  -0.10, -15.43, -15.24,  99.90,   0.29,
06/16 14Z,  -0.10, -11.31, -12.02,  99.90,  -0.61,
06/16 15Z,  -0.10,  -8.40,  -9.34,  99.90,  -0.84,
06/16 16Z,  -0.10,  -7.11,  -7.71,  99.90,  -0.50,  (max)
06/16 17Z,  -0.20,  -7.25,  -7.80,  99.90,  -0.35,
06/16 18Z,  -0.20,  -8.96,  -9.91,  99.90,  -0.75,
06/16 19Z,  -0.20, -12.28, -13.38,  99.90,  -0.90,
06/16 20Z,  -0.20, -16.62, -17.05,  99.90,  -0.23,
06/16 21Z,  -0.20, -20.86, -20.72,  99.90,   0.34,
06/16 22Z,  -0.20, -24.05, -24.10,  99.90,   0.15,
06/16 23Z,  -0.20, -25.71, -26.14,  99.90,  -0.23,  (min)
06/17 00Z,  -0.10, -25.28, -25.61,  99.90,  -0.23,
06/17 01Z,  -0.10, -22.22, -21.99,  99.90,   0.33,
06/17 02Z,  -0.10, -17.42, -17.53,  99.90,  -0.01,
06/17 03Z,  -0.10, -12.81, -13.34,  99.90,  -0.43,
06/17 04Z,  -0.10,  -9.40,  -9.73,  99.90,  -0.23,
06/17 05Z,  -0.10,  -7.25,  -7.46,  99.90,  -0.11,
06/17 06Z,  -0.10,  -6.62,  -6.97,  99.90,  -0.25,  (max)
06/17 07Z,  -0.10,  -7.87,  -8.44,  99.90,  -0.47,
06/17 08Z,  -0.10, -10.82, -11.52,  99.90,  -0.60,
06/17 09Z,   0.00, -14.50, -14.86,  99.90,  -0.36,
06/17 10Z,   0.00, -17.74, -17.78,  99.90,  -0.04,
06/17 11Z,   0.00, -19.89, -20.03,  99.90,  -0.14,
06/17 12Z,   0.00, -20.52, -20.56,  99.90,  -0.04,  (min)
06/17 13Z,   0.00, -19.00, -18.56,  99.90,   0.44,
06/17 14Z,  -0.10, -15.54, -15.37,  99.90,   0.27,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/17 15Z,  -0.10, -11.80,  99.90, -11.67,   0.23,
06/17 16Z,  -0.10,  -9.24,  99.90,  -9.16,   0.18,
06/17 17Z,  -0.10,  -8.05,  99.90,  -8.00,   0.14,  (max)
06/17 18Z,  -0.10,  -8.15,  99.90,  -8.14,   0.10,
06/17 19Z,   0.00,  -9.80,  99.90,  -9.74,   0.06,
06/17 20Z,   0.00, -13.00,  99.90, -12.98,   0.02,
06/17 21Z,   0.00, -17.04,  99.90, -17.07,  -0.02,
06/17 22Z,   0.00, -20.78,  99.90, -20.84,  -0.06,
06/17 23Z,   0.00, -23.39,  99.90, -23.49,  -0.11,
06/18 00Z,   0.10, -24.55,  99.90, -24.60,  -0.15,  (min)
06/18 01Z,   0.20, -23.72,  99.90, -23.71,  -0.19,
06/18 02Z,   0.20, -20.49,  99.90, -20.52,  -0.23,
06/18 03Z,   0.20, -15.91,  99.90, -15.94,  -0.23,
06/18 04Z,   0.20, -11.76,  99.90, -11.79,  -0.23,
06/18 05Z,   0.20,  -8.75,  99.90,  -8.78,  -0.23,
06/18 06Z,   0.20,  -6.95,  99.90,  -6.98,  -0.23,
06/18 07Z,   0.20,  -6.70,  99.90,  -6.73,  -0.23,  (max)
06/18 08Z,   0.20,  -8.32,  99.90,  -8.35,  -0.23,
06/18 09Z,   0.20, -11.47,  99.90, -11.50,  -0.23,
06/18 10Z,   0.20, -15.11,  99.90, -15.14,  -0.23,
06/18 11Z,   0.20, -18.20,  99.90, -18.23,  -0.23,
06/18 12Z,   0.20, -20.27,  99.90, -20.30,  -0.23,
06/18 13Z,   0.10, -20.94,  99.90, -21.07,  -0.23,  (min)
06/18 14Z,   0.10, -19.52,  99.90, -19.65,  -0.23,
06/18 15Z,   0.00, -16.30,  99.90, -16.53,  -0.23,
06/18 16Z,   0.00, -12.87,  99.90, -13.10,  -0.23,
06/18 17Z,   0.00, -10.42,  99.90, -10.66,  -0.23,
06/18 18Z,  -0.10,  -9.06,  99.90,  -9.39,  -0.23,
06/18 19Z,  -0.10,  -8.89,  99.90,  -9.22,  -0.23,  (max)
06/18 20Z,  -0.20, -10.30,  99.90, -10.73,  -0.23,
06/18 21Z,  -0.20, -13.21,  99.90, -13.64,  -0.23,
06/18 22Z,  -0.20, -16.83,  99.90, -17.26,  -0.23,
06/18 23Z,  -0.20, -20.05,  99.90, -20.48,  -0.23,
06/19 00Z,  -0.20, -22.23,  99.90, -22.66,  -0.23,
06/19 01Z,  -0.20, -23.15,  99.90, -23.58,  -0.23,  (min)
06/19 02Z,  -0.20, -22.18,  99.90, -22.61,  -0.23,
06/19 03Z,  -0.20, -18.98,  99.90, -19.41,  -0.23,
06/19 04Z,  -0.20, -14.69,  99.90, -15.12,  -0.23,
06/19 05Z,  -0.20, -10.90,  99.90, -11.33,  -0.23,
06/19 06Z,  -0.20,  -8.16,  99.90,  -8.59,  -0.23,
06/19 07Z,  -0.20,  -6.59,  99.90,  -7.02,  -0.23,  (max)
06/19 08Z,  -0.20,  -6.64,  99.90,  -7.07,  -0.23,
06/19 09Z,  -0.20,  -8.56,  99.90,  -8.99,  -0.23,
06/19 10Z,  -0.20, -11.87,  99.90, -12.30,  -0.23,
06/19 11Z,  -0.20, -15.53,  99.90, -15.96,  -0.23,
06/19 12Z,  -0.20, -18.64,  99.90, -19.07,  -0.23,
06/19 13Z,  -0.20, -20.89,  99.90, -21.32,  -0.23,
06/19 14Z,  -0.20, -21.82,  99.90, -22.25,  -0.23,  (min)
06/19 15Z,  -0.20, -20.62,  99.90, -21.05,  -0.23,
06/19 16Z,  -0.20, -17.61,  99.90, -18.04,  -0.23,
06/19 17Z,  -0.30, -14.30,  99.90, -14.83,  -0.23,
06/19 18Z,  -0.30, -11.67,  99.90, -12.20,  -0.23,
06/19 19Z,  -0.30,  -9.87,  99.90, -10.40,  -0.23,
06/19 20Z,  -0.30,  -9.26,  99.90,  -9.79,  -0.23,  (max)
06/19 21Z,  -0.30, -10.30,  99.90, -10.83,  -0.23,
06/19 22Z,  -0.30, -12.86,  99.90, -13.39,  -0.23,
06/19 23Z,  -0.30, -16.07,  99.90, -16.60,  -0.23,
06/20 00Z,  -0.30, -18.91,  99.90, -19.44,  -0.23,
06/20 01Z,  -0.30, -20.90,  99.90, -21.43,  -0.23,
06/20 02Z,  -0.30, -21.81,  99.90, -22.34,  -0.23,  (min)
06/20 03Z,  -0.30, -20.88,  99.90, -21.41,  -0.23,
06/20 04Z,  -0.30, -17.78,  99.90, -18.31,  -0.23,
06/20 05Z,  -0.30, -13.73,  99.90, -14.26,  -0.23,
06/20 06Z,  -0.30, -10.15,  99.90, -10.68,  -0.23,
06/20 07Z,  -0.30,  -7.52,  99.90,  -8.05,  -0.23,
06/20 08Z,  -0.20,  -6.09,  99.90,  -6.52,  -0.23,  (max)
06/20 09Z,  -0.20,  -6.38,  99.90,  -6.81,  -0.23,
06/20 10Z,  -0.20,  -8.59,  99.90,  -9.02,  -0.23,
06/20 11Z,  -0.20, -12.10,  99.90, -12.53,  -0.23,
06/20 12Z,  -0.10, -15.90,  99.90, -16.23,  -0.23,
06/20 13Z,  -0.10, -19.25,  99.90, -19.58,  -0.23,
06/20 14Z,  -0.10, -21.90,  99.90, -22.24,  -0.23,
06/20 15Z,  -0.10, -23.19,  99.90, -23.52,  -0.23,  (min)
06/20 16Z,  -0.10, -22.18,  99.90, -22.51,  -0.23,
06/20 17Z,  -0.20, -19.21,  99.90, -19.64,  -0.23,
06/20 18Z,  -0.20, -15.74,  99.90, -16.17,  -0.23,
06/20 19Z,  -0.20, -12.64,  99.90, -13.07,  -0.23,
06/20 20Z,  -0.20, -10.23,  99.90, -10.66,  -0.23,
06/20 21Z,  -0.20,  -9.10,  99.90,  -9.53,  -0.23,  (max)
06/20 22Z,  -0.20,  -9.78,  99.90, -10.21,  -0.23,
06/20 23Z,  -0.20, -12.04,  99.90, -12.47,  -0.23,
06/21 00Z,  -0.20, -14.98,  99.90, -15.41,  -0.23,
06/21 01Z,  -0.20, -17.66,  99.90, -18.09,  -0.23,
06/21 02Z,  -0.10, -19.72,  99.90, -20.05,  -0.23,
06/21 03Z,  -0.10, -20.80,  99.90, -21.13,  -0.23,  (min)
06/21 04Z,  -0.10, -19.96,  99.90, -20.29,  -0.23,
06/21 05Z,  -0.10, -16.92,  99.90, -17.25,  -0.23,
06/21 06Z,   0.00, -12.95,  99.90, -13.18,  -0.23,