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
#Eastport, ME : 05/20/2025 20:21:41 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 00Z,   1.20, -16.91, -15.82,  99.90,  -0.11,
05/19 01Z,   1.20, -19.30, -18.38,  99.90,  -0.28,
05/19 02Z,   1.10, -20.32, -19.36,  99.90,  -0.14,  (min)
05/19 03Z,   1.10, -19.23, -18.06,  99.90,   0.07,
05/19 04Z,   1.00, -16.17, -15.15,  99.90,   0.02,
05/19 05Z,   1.00, -12.30, -11.49,  99.90,  -0.19,
05/19 06Z,   1.00,  -8.76,  -7.85,  99.90,  -0.09,
05/19 07Z,   1.00,  -6.12,  -4.89,  99.90,   0.23,
05/19 08Z,   1.00,  -5.02,  -3.92,  99.90,   0.10,  (max)
05/19 09Z,   1.00,  -6.01,  -5.05,  99.90,  -0.04,
05/19 10Z,   1.10,  -8.81,  -7.61,  99.90,   0.10,
05/19 11Z,   1.10, -12.50, -11.07,  99.90,   0.33,
05/19 12Z,   1.00, -16.18, -14.94,  99.90,   0.24,
05/19 13Z,   1.00, -19.33, -18.36,  99.90,  -0.03,
05/19 14Z,   1.00, -21.36, -20.52,  99.90,  -0.16,  (min)
05/19 15Z,   0.90, -21.45, -20.42,  99.90,   0.13,
05/19 16Z,   0.90, -19.24, -18.26,  99.90,   0.08,
05/19 17Z,   0.80, -15.56, -14.89,  99.90,  -0.13,
05/19 18Z,   0.80, -11.68, -11.10,  99.90,  -0.22,
05/19 19Z,   0.80,  -8.40,  -7.65,  99.90,  -0.05,
05/19 20Z,   0.80,  -6.29,  -5.50,  99.90,  -0.01,
05/19 21Z,   0.90,  -6.03,  -5.41,  99.90,  -0.28,  (max)
05/19 22Z,   1.00,  -7.78,  -7.05,  99.90,  -0.27,
05/19 23Z,   1.00, -10.84,  -9.81,  99.90,   0.03,
05/20 00Z,   0.90, -14.23, -13.02,  99.90,   0.31,
05/20 01Z,   0.90, -17.32, -16.32,  99.90,   0.10,
05/20 02Z,   0.90, -19.64, -18.87,  99.90,  -0.13,
05/20 03Z,   0.80, -20.46, -19.69,  99.90,  -0.03,  (min)
05/20 04Z,   0.70, -19.11, -18.24,  99.90,   0.17,
05/20 05Z,   0.60, -15.90, -15.42,  99.90,  -0.12,
05/20 06Z,   0.60, -12.04, -11.80,  99.90,  -0.36,
05/20 07Z,   0.50,  -8.54,  -8.20,  99.90,  -0.16,
05/20 08Z,   0.50,  -5.98,  -5.42,  99.90,   0.06,
05/20 09Z,   0.60,  -5.05,  -4.53,  99.90,  -0.08,  (max)
05/20 10Z,   0.60,  -6.23,  -5.79,  99.90,  -0.16,
05/20 11Z,   0.60,  -9.17,  -8.39,  99.90,   0.18,
05/20 12Z,   0.60, -12.89, -11.84,  99.90,   0.45,
05/20 13Z,   0.70, -16.56, -15.53,  99.90,   0.33,
05/20 14Z,   0.70, -19.66, -18.89,  99.90,   0.07,
05/20 15Z,   0.70, -21.53, -20.80,  99.90,   0.03,  (min)
05/20 16Z,   0.60, -21.36, -20.37,  99.90,   0.39,
05/20 17Z,   0.60, -18.91, -18.03,  99.90,   0.28,
05/20 18Z,   0.60, -15.10, -14.55,  99.90,  -0.05,
05/20 19Z,   0.70, -11.18, -10.75,  99.90,  -0.27,
05/20 20Z,   0.80,  -7.86,  -7.32,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 21Z,   0.90,  -5.80,  99.90,  -5.14,  -0.24,
05/20 22Z,   1.10,  -5.72,  99.90,  -4.85,  -0.23,  (max)
05/20 23Z,   1.20,  -7.69,  99.90,  -6.70,  -0.21,
05/21 00Z,   1.20, -10.91,  99.90,  -9.91,  -0.20,
05/21 01Z,   1.10, -14.45,  99.90, -13.53,  -0.18,
05/21 02Z,   1.10, -17.67,  99.90, -16.74,  -0.17,
05/21 03Z,   1.00, -20.07,  99.90, -19.22,  -0.15,
05/21 04Z,   0.90, -20.83,  99.90, -20.07,  -0.13,  (min)
05/21 05Z,   0.80, -19.33,  99.90, -18.65,  -0.12,
05/21 06Z,   0.70, -16.01,  99.90, -15.42,  -0.10,
05/21 07Z,   0.70, -12.09,  99.90, -11.48,  -0.09,
05/21 08Z,   0.70,  -8.49,  99.90,  -7.87,  -0.07,
05/21 09Z,   0.80,  -5.84,  99.90,  -5.12,  -0.07,
05/21 10Z,   0.80,  -4.93,  99.90,  -4.20,  -0.07,  (max)
05/21 11Z,   0.80,  -6.23,  99.90,  -5.50,  -0.07,
05/21 12Z,   0.80,  -9.27,  99.90,  -8.54,  -0.07,
05/21 13Z,   0.80, -13.06,  99.90, -12.33,  -0.07,
05/21 14Z,   0.80, -16.80,  99.90, -16.08,  -0.07,
05/21 15Z,   0.80, -19.96,  99.90, -19.23,  -0.07,
05/21 16Z,   0.80, -21.79,  99.90, -21.07,  -0.07,  (min)
05/21 17Z,   0.70, -21.44,  99.90, -20.81,  -0.07,
05/21 18Z,   0.70, -18.78,  99.90, -18.15,  -0.07,
05/21 19Z,   0.70, -14.82,  99.90, -14.19,  -0.07,
05/21 20Z,   0.70, -10.73,  99.90, -10.10,  -0.07,
05/21 21Z,   0.70,  -7.23,  99.90,  -6.60,  -0.07,
05/21 22Z,   0.70,  -5.11,  99.90,  -4.48,  -0.07,
05/21 23Z,   0.80,  -5.16,  99.90,  -4.43,  -0.07,  (max)
05/22 00Z,   0.80,  -7.34,  99.90,  -6.61,  -0.07,
05/22 01Z,   0.80, -10.79,  99.90, -10.07,  -0.07,
05/22 02Z,   0.80, -14.58,  99.90, -13.85,  -0.07,
05/22 03Z,   0.80, -18.08,  99.90, -17.35,  -0.07,
05/22 04Z,   0.70, -20.68,  99.90, -20.05,  -0.07,
05/22 05Z,   0.60, -21.48,  99.90, -20.95,  -0.07,  (min)
05/22 06Z,   0.50, -19.87,  99.90, -19.45,  -0.07,
05/22 07Z,   0.50, -16.42,  99.90, -16.00,  -0.07,
05/22 08Z,   0.50, -12.33,  99.90, -11.90,  -0.07,
05/22 09Z,   0.50,  -8.47,  99.90,  -8.05,  -0.07,
05/22 10Z,   0.60,  -5.60,  99.90,  -5.07,  -0.07,
05/22 11Z,   0.60,  -4.64,  99.90,  -4.11,  -0.07,  (max)
05/22 12Z,   0.70,  -6.02,  99.90,  -5.39,  -0.07,
05/22 13Z,   0.70,  -9.17,  99.90,  -8.55,  -0.07,
05/22 14Z,   0.80, -13.10,  99.90, -12.37,  -0.07,
05/22 15Z,   0.70, -17.00,  99.90, -16.38,  -0.07,
05/22 16Z,   0.70, -20.31,  99.90, -19.68,  -0.07,
05/22 17Z,   0.70, -22.16,  99.90, -21.54,  -0.07,  (min)
05/22 18Z,   0.70, -21.66,  99.90, -21.03,  -0.07,
05/22 19Z,   0.70, -18.78,  99.90, -18.15,  -0.07,
05/22 20Z,   0.70, -14.59,  99.90, -13.96,  -0.07,
05/22 21Z,   0.70, -10.20,  99.90,  -9.58,  -0.07,
05/22 22Z,   0.70,  -6.43,  99.90,  -5.80,  -0.07,
05/22 23Z,   0.80,  -4.22,  99.90,  -3.49,  -0.07,  (max)
05/23 00Z,   0.90,  -4.41,  99.90,  -3.59,  -0.07,
05/23 01Z,   1.00,  -6.86,  99.90,  -5.93,  -0.07,
05/23 02Z,   1.10, -10.62,  99.90,  -9.60,  -0.07,
05/23 03Z,   1.20, -14.77,  99.90, -13.64,  -0.07,
05/23 04Z,   1.30, -18.64,  99.90, -17.41,  -0.07,
05/23 05Z,   1.30, -21.50,  99.90, -20.28,  -0.07,
05/23 06Z,   1.30, -22.35,  99.90, -21.12,  -0.07,  (min)
05/23 07Z,   1.30, -20.62,  99.90, -19.40,  -0.07,
05/23 08Z,   1.30, -16.97,  99.90, -15.74,  -0.07,
05/23 09Z,   1.30, -12.58,  99.90, -11.35,  -0.07,
05/23 10Z,   1.20,  -8.35,  99.90,  -7.23,  -0.07,
05/23 11Z,   1.30,  -5.21,  99.90,  -3.98,  -0.07,
05/23 12Z,   1.20,  -4.20,  99.90,  -3.07,  -0.07,  (max)
05/23 13Z,   1.20,  -5.69,  99.90,  -4.56,  -0.07,
05/23 14Z,   1.00,  -9.01,  99.90,  -8.08,  -0.07,
05/23 15Z,   1.00, -13.12,  99.90, -12.19,  -0.07,
05/23 16Z,   0.90, -17.26,  99.90, -16.43,  -0.07,
05/23 17Z,   0.90, -20.75,  99.90, -19.93,  -0.07,
05/23 18Z,   0.80, -22.63,  99.90, -21.90,  -0.07,  (min)
05/23 19Z,   0.80, -21.94,  99.90, -21.21,  -0.07,
05/23 20Z,   0.90, -18.79,  99.90, -17.96,  -0.07,
05/23 21Z,   1.10, -14.28,  99.90, -13.26,  -0.07,
05/23 22Z,   1.20,  -9.53,  99.90,  -8.41,  -0.07,
05/23 23Z,   1.20,  -5.46,  99.90,  -4.33,  -0.07,
05/24 00Z,   1.10,  -3.22,  99.90,  -2.19,  -0.07,  (max)
05/24 01Z,   1.10,  -3.63,  99.90,  -2.60,  -0.07,
05/24 02Z,   0.90,  -6.40,  99.90,  -5.58,  -0.07,
05/24 03Z,   0.70, -10.54,  99.90,  -9.92,  -0.07,
05/24 04Z,   0.50, -15.10,  99.90, -14.67,  -0.07,
05/24 05Z,   0.30, -19.37,  99.90, -19.14,  -0.07,
05/24 06Z,   0.30, -22.49,  99.90, -22.26,  -0.07,
05/24 07Z,   0.20, -23.33,  99.90, -23.20,  -0.07,  (min)
05/24 08Z,   0.30, -21.40,  99.90, -21.18,  -0.07,
05/24 09Z,   0.40, -17.46,  99.90, -17.13,  -0.07,
05/24 10Z,   0.50, -12.69,  99.90, -12.26,  -0.07,
05/24 11Z,   0.60,  -8.06,  99.90,  -7.53,  -0.07,
05/24 12Z,   0.70,  -4.69,  99.90,  -4.06,  -0.07,