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
#Seward, AK : 03/24/2025 01:23:04 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/22 06Z,   1.20,  -8.38,  -8.18,  99.90,  -1.00,
03/22 07Z,   1.20,  -8.75,  -8.60,  99.90,  -1.05,
03/22 08Z,   1.20,  -8.89,  -8.71,  99.90,  -1.02,  (min)
03/22 09Z,   1.20,  -8.64,  -8.50,  99.90,  -1.06,
03/22 10Z,   1.20,  -7.97,  -7.90,  99.90,  -1.13,
03/22 11Z,   1.00,  -7.04,  -7.03,  99.90,  -0.99,
03/22 12Z,   1.10,  -6.11,  -6.08,  99.90,  -1.07,
03/22 13Z,   1.10,  -5.35,  -5.33,  99.90,  -1.08,
03/22 14Z,   1.00,  -4.92,  -4.93,  99.90,  -1.01,  (max)
03/22 15Z,   1.20,  -4.97,  -4.97,  99.90,  -1.20,
03/22 16Z,   1.10,  -5.55,  -5.49,  99.90,  -1.04,
03/22 17Z,   0.90,  -6.56,  -6.51,  99.90,  -0.85,
03/22 18Z,   1.10,  -7.84,  -7.76,  99.90,  -1.02,
03/22 19Z,   1.10,  -9.19,  -9.08,  99.90,  -0.99,
03/22 20Z,   1.10, -10.42, -10.35,  99.90,  -1.03,
03/22 21Z,   1.10, -11.31, -11.21,  99.90,  -1.00,
03/22 22Z,   1.20, -11.67, -11.57,  99.90,  -1.10,  (min)
03/22 23Z,   1.30, -11.52, -11.52,  99.90,  -1.30,
03/23 00Z,   1.10, -10.99, -10.93,  99.90,  -1.04,
03/23 01Z,   1.00, -10.23, -10.12,  99.90,  -0.89,
03/23 02Z,   1.00,  -9.37,  -9.24,  99.90,  -0.87,
03/23 03Z,   1.00,  -8.57,  -8.42,  99.90,  -0.85,
03/23 04Z,   1.10,  -8.01,  -7.83,  99.90,  -0.92,
03/23 05Z,   1.10,  -7.74,  -7.53,  99.90,  -0.89,  (max)
03/23 06Z,   1.10,  -7.74,  -7.57,  99.90,  -0.93,
03/23 07Z,   1.10,  -7.91,  -7.74,  99.90,  -0.93,
03/23 08Z,   1.10,  -8.17,  -8.07,  99.90,  -1.00,
03/23 09Z,   1.20,  -8.35,  -8.20,  99.90,  -1.05,  (min)
03/23 10Z,   1.20,  -8.27,  -8.08,  99.90,  -1.01,
03/23 11Z,   1.30,  -7.88,  -7.78,  99.90,  -1.20,
03/23 12Z,   1.20,  -7.26,  -7.20,  99.90,  -1.14,
03/23 13Z,   1.20,  -6.57,  -6.46,  99.90,  -1.09,
03/23 14Z,   1.20,  -5.90,  -5.78,  99.90,  -1.08,
03/23 15Z,   1.20,  -5.42,  -5.30,  99.90,  -1.08,
03/23 16Z,   1.40,  -5.28,  -5.19,  99.90,  -1.31,  (max)
03/23 17Z,   1.20,  -5.60,  -5.47,  99.90,  -1.07,
03/23 18Z,   1.30,  -6.36,  -6.25,  99.90,  -1.19,
03/23 19Z,   1.40,  -7.47,  -7.43,  99.90,  -1.36,
03/23 20Z,   1.40,  -8.78,  -8.70,  99.90,  -1.32,
03/23 21Z,   1.40, -10.13, -10.08,  99.90,  -1.35,
03/23 22Z,   1.50, -11.23, -11.20,  99.90,  -1.47,
03/23 23Z,   1.60, -11.88, -11.75,  99.90,  -1.47,
03/24 00Z,   1.60, -12.00, -11.85,  99.90,  -1.45,  (min)
03/24 01Z,   1.60, -11.65, -11.56,  99.90,  -1.51,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/24 02Z,   1.60, -10.89,  99.90, -10.77,  -1.49,
03/24 03Z,   1.70,  -9.85,  99.90,  -9.61,  -1.46,
03/24 04Z,   1.70,  -8.76,  99.90,  -8.49,  -1.43,
03/24 05Z,   1.50,  -7.86,  99.90,  -7.76,  -1.40,
03/24 06Z,   1.70,  -7.30,  99.90,  -6.98,  -1.37,
03/24 07Z,   1.70,  -7.12,  99.90,  -6.76,  -1.34,  (max)
03/24 08Z,   1.70,  -7.29,  99.90,  -6.90,  -1.31,
03/24 09Z,   1.60,  -7.71,  99.90,  -7.39,  -1.28,
03/24 10Z,   1.60,  -8.18,  99.90,  -7.84,  -1.26,
03/24 11Z,   1.60,  -8.45,  99.90,  -8.08,  -1.23,
03/24 12Z,   1.50,  -8.38,  99.90,  -8.08,  -1.20,  (min)
03/24 13Z,   1.40,  -7.98,  99.90,  -7.75,  -1.17,
03/24 14Z,   1.40,  -7.30,  99.90,  -7.07,  -1.17,
03/24 15Z,   1.30,  -6.47,  99.90,  -6.34,  -1.17,
03/24 16Z,   1.20,  -5.68,  99.90,  -5.65,  -1.17,
03/24 17Z,   1.20,  -5.20,  99.90,  -5.17,  -1.17,  (max)
03/24 18Z,   1.20,  -5.23,  99.90,  -5.20,  -1.17,
03/24 19Z,   1.20,  -5.83,  99.90,  -5.80,  -1.17,
03/24 20Z,   1.10,  -6.94,  99.90,  -7.01,  -1.17,
03/24 21Z,   1.10,  -8.45,  99.90,  -8.52,  -1.17,
03/24 22Z,   1.10, -10.11,  99.90, -10.18,  -1.17,
03/24 23Z,   1.00, -11.56,  99.90, -11.73,  -1.17,
03/25 00Z,   1.00, -12.50,  99.90, -12.67,  -1.17,
03/25 01Z,   1.00, -12.77,  99.90, -12.94,  -1.17,  (min)
03/25 02Z,   1.10, -12.36,  99.90, -12.43,  -1.17,
03/25 03Z,   0.90, -11.33,  99.90, -11.60,  -1.17,
03/25 04Z,   0.80,  -9.89,  99.90, -10.26,  -1.17,
03/25 05Z,   0.90,  -8.38,  99.90,  -8.65,  -1.17,
03/25 06Z,   0.70,  -7.15,  99.90,  -7.62,  -1.17,
03/25 07Z,   1.10,  -6.43,  99.90,  -6.50,  -1.17,
03/25 08Z,   1.00,  -6.31,  99.90,  -6.48,  -1.17,  (max)
03/25 09Z,   0.70,  -6.75,  99.90,  -7.22,  -1.17,
03/25 10Z,   1.00,  -7.60,  99.90,  -7.77,  -1.17,
03/25 11Z,   1.10,  -8.55,  99.90,  -8.62,  -1.17,
03/25 12Z,   1.00,  -9.23,  99.90,  -9.40,  -1.17,
03/25 13Z,   0.80,  -9.40,  99.90,  -9.77,  -1.17,  (min)
03/25 14Z,   0.90,  -9.01,  99.90,  -9.28,  -1.17,
03/25 15Z,   0.90,  -8.10,  99.90,  -8.37,  -1.17,
03/25 16Z,   0.80,  -6.86,  99.90,  -7.23,  -1.17,
03/25 17Z,   0.80,  -5.61,  99.90,  -5.98,  -1.17,
03/25 18Z,   0.80,  -4.75,  99.90,  -5.12,  -1.17,
03/25 19Z,   0.80,  -4.57,  99.90,  -4.94,  -1.17,  (max)
03/25 20Z,   0.80,  -5.17,  99.90,  -5.54,  -1.17,
03/25 21Z,   0.80,  -6.50,  99.90,  -6.87,  -1.17,
03/25 22Z,   0.90,  -8.38,  99.90,  -8.65,  -1.17,
03/25 23Z,   0.90, -10.46,  99.90, -10.73,  -1.17,
03/26 00Z,   0.80, -12.26,  99.90, -12.63,  -1.17,
03/26 01Z,   0.70, -13.36,  99.90, -13.83,  -1.17,
03/26 02Z,   0.70, -13.55,  99.90, -14.02,  -1.17,  (min)
03/26 03Z,   0.80, -12.81,  99.90, -13.18,  -1.17,
03/26 04Z,   0.80, -11.29,  99.90, -11.65,  -1.17,
03/26 05Z,   0.80,  -9.32,  99.90,  -9.68,  -1.17,
03/26 06Z,   0.80,  -7.39,  99.90,  -7.76,  -1.17,
03/26 07Z,   0.80,  -5.97,  99.90,  -6.34,  -1.17,
03/26 08Z,   0.80,  -5.33,  99.90,  -5.70,  -1.17,  (max)
03/26 09Z,   0.70,  -5.55,  99.90,  -6.02,  -1.17,
03/26 10Z,   0.70,  -6.53,  99.90,  -7.00,  -1.17,
03/26 11Z,   0.70,  -8.00,  99.90,  -8.47,  -1.17,
03/26 12Z,   0.60,  -9.49,  99.90, -10.06,  -1.17,
03/26 13Z,   0.50, -10.51,  99.90, -11.18,  -1.17,
03/26 14Z,   0.40, -10.74,  99.90, -11.51,  -1.17,  (min)
03/26 15Z,   0.40, -10.12,  99.90, -10.89,  -1.17,
03/26 16Z,   0.30,  -8.75,  99.90,  -9.62,  -1.17,
03/26 17Z,   0.30,  -6.96,  99.90,  -7.83,  -1.17,
03/26 18Z,   0.30,  -5.22,  99.90,  -6.09,  -1.17,
03/26 19Z,   0.40,  -4.06,  99.90,  -4.83,  -1.17,
03/26 20Z,   0.40,  -3.83,  99.90,  -4.60,  -1.17,  (max)
03/26 21Z,   0.40,  -4.61,  99.90,  -5.38,  -1.17,
03/26 22Z,   0.40,  -6.32,  99.90,  -7.09,  -1.17,
03/26 23Z,   0.40,  -8.67,  99.90,  -9.44,  -1.17,
03/27 00Z,   0.40, -11.15,  99.90, -11.92,  -1.17,
03/27 01Z,   0.40, -13.15,  99.90, -13.92,  -1.17,
03/27 02Z,   0.40, -14.17,  99.90, -14.94,  -1.17,  (min)
03/27 03Z,   0.40, -14.01,  99.90, -14.78,  -1.17,
03/27 04Z,   0.50, -12.72,  99.90, -13.39,  -1.17,
03/27 05Z,   0.40, -10.58,  99.90, -11.35,  -1.17,
03/27 06Z,   0.50,  -8.10,  99.90,  -8.77,  -1.17,
03/27 07Z,   0.60,  -5.92,  99.90,  -6.49,  -1.17,
03/27 08Z,   0.70,  -4.55,  99.90,  -5.02,  -1.17,
03/27 09Z,   0.70,  -4.27,  99.90,  -4.74,  -1.17,  (max)
03/27 10Z,   0.80,  -5.09,  99.90,  -5.46,  -1.17,
03/27 11Z,   0.80,  -6.80,  99.90,  -7.17,  -1.17,
03/27 12Z,   0.90,  -8.94,  99.90,  -9.21,  -1.17,
03/27 13Z,   0.90, -10.91,  99.90, -11.17,  -1.17,
03/27 14Z,   0.90, -12.08,  99.90, -12.35,  -1.17,
03/27 15Z,   0.90, -12.15,  99.90, -12.42,  -1.17,  (min)
03/27 16Z,   0.90, -11.08,  99.90, -11.35,  -1.17,
03/27 17Z,   1.00,  -9.12,  99.90,  -9.29,  -1.17,
03/27 18Z,   1.20,  -6.76,  99.90,  -6.73,  -1.17,