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
#Anchorage, AK : 06/21/2025 17:24:02 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/20 00Z,  -0.10, -13.32, -13.66,  99.90,  -0.24,
06/20 01Z,  -0.10, -17.95, -18.02,  99.90,   0.03,
06/20 02Z,  -0.10, -22.94, -22.60,  99.90,   0.44,
06/20 03Z,  -0.10, -26.85, -26.57,  99.90,   0.38,
06/20 04Z,  -0.10, -29.17, -29.84,  99.90,  -0.57,
06/20 05Z,  -0.10, -29.80, -30.59,  99.90,  -0.69,  (min)
06/20 06Z,  -0.10, -27.24, -25.28,  99.90,   2.06,
06/20 07Z,   0.00, -21.09, -19.16,  99.90,   1.93,
06/20 08Z,   0.00, -14.45, -14.16,  99.90,   0.29,
06/20 09Z,   0.00,  -9.94,  -9.98,  99.90,  -0.04,
06/20 10Z,   0.00,  -7.39,  -7.17,  99.90,   0.22,
06/20 11Z,   0.00,  -6.79,  -6.46,  99.90,   0.33,  (max)
06/20 12Z,   0.00,  -8.76,  -8.75,  99.90,   0.01,
06/20 13Z,   0.00, -12.84, -12.92,  99.90,  -0.08,
06/20 14Z,   0.00, -17.93, -17.93,  99.90,   0.00,
06/20 15Z,   0.10, -22.85, -22.65,  99.90,   0.10,
06/20 16Z,   0.10, -26.81, -27.01,  99.90,  -0.30,
06/20 17Z,   0.10, -29.88, -30.74,  99.90,  -0.96,
06/20 18Z,   0.10, -30.87, -32.66,  99.90,  -1.89,  (min)
06/20 19Z,   0.10, -27.80, -27.95,  99.90,  -0.25,
06/20 20Z,   0.10, -21.92, -21.63,  99.90,   0.19,
06/20 21Z,   0.10, -16.46, -16.62,  99.90,  -0.26,
06/20 22Z,   0.10, -12.42, -12.71,  99.90,  -0.39,
06/20 23Z,   0.00,  -9.83, -10.37,  99.90,  -0.54,
06/21 00Z,   0.00,  -9.70,  -9.99,  99.90,  -0.29,  (max)
06/21 01Z,   0.00, -12.30, -12.41,  99.90,  -0.11,
06/21 02Z,   0.00, -16.65, -16.42,  99.90,   0.23,
06/21 03Z,   0.00, -21.35, -20.99,  99.90,   0.36,
06/21 04Z,   0.00, -25.15, -25.07,  99.90,   0.08,
06/21 05Z,   0.00, -27.79, -28.38,  99.90,  -0.59,
06/21 06Z,   0.00, -28.93, -29.51,  99.90,  -0.58,  (min)
06/21 07Z,   0.00, -26.60, -24.54,  99.90,   2.06,
06/21 08Z,   0.00, -20.57, -18.61,  99.90,   1.96,
06/21 09Z,   0.00, -14.09, -13.58,  99.90,   0.51,
06/21 10Z,   0.00,  -9.44,  -9.40,  99.90,   0.04,
06/21 11Z,   0.00,  -6.60,  -6.63,  99.90,  -0.03,
06/21 12Z,   0.00,  -6.03,  -6.20,  99.90,  -0.17,  (max)
06/21 13Z,   0.00,  -8.29,  -8.82,  99.90,  -0.53,
06/21 14Z,   0.00, -12.64, -13.29,  99.90,  -0.65,
06/21 15Z,   0.00, -17.91, -18.45,  99.90,  -0.54,
06/21 16Z,   0.00, -23.00, -23.25,  99.90,  -0.25,
06/21 17Z,   0.00, -27.49, -27.75,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/21 18Z,  -0.10, -31.40,  99.90, -31.74,  -0.25,
06/21 19Z,  -0.10, -32.91,  99.90, -33.24,  -0.23,  (min)
06/21 20Z,  -0.10, -29.87,  99.90, -30.18,  -0.21,
06/21 21Z,  -0.20, -23.77,  99.90, -24.16,  -0.20,
06/21 22Z,  -0.20, -17.70,  99.90, -18.08,  -0.18,
06/21 23Z,  -0.20, -12.63,  99.90, -12.99,  -0.16,
06/22 00Z,  -0.20,  -9.16,  99.90,  -9.50,  -0.14,
06/22 01Z,  -0.30,  -8.59,  99.90,  -9.02,  -0.13,  (max)
06/22 02Z,  -0.30, -10.98,  99.90, -11.39,  -0.11,
06/22 03Z,  -0.30, -15.16,  99.90, -15.55,  -0.09,
06/22 04Z,  -0.30, -19.74,  99.90, -20.11,  -0.08,
06/22 05Z,  -0.30, -23.65,  99.90, -24.02,  -0.06,
06/22 06Z,  -0.30, -26.84,  99.90, -27.20,  -0.06,
06/22 07Z,  -0.30, -28.50,  99.90, -28.86,  -0.06,  (min)
06/22 08Z,  -0.30, -26.24,  99.90, -26.60,  -0.06,
06/22 09Z,  -0.30, -20.15,  99.90, -20.51,  -0.06,
06/22 10Z,  -0.20, -13.60,  99.90, -13.86,  -0.06,
06/22 11Z,  -0.20,  -8.68,  99.90,  -8.94,  -0.06,
06/22 12Z,  -0.20,  -5.62,  99.90,  -5.88,  -0.06,
06/22 13Z,  -0.20,  -5.25,  99.90,  -5.51,  -0.06,  (max)
06/22 14Z,  -0.30,  -7.90,  99.90,  -8.27,  -0.06,
06/22 15Z,  -0.20, -12.56,  99.90, -12.82,  -0.06,
06/22 16Z,  -0.20, -18.03,  99.90, -18.29,  -0.06,
06/22 17Z,  -0.20, -23.38,  99.90, -23.64,  -0.06,
06/22 18Z,  -0.10, -28.48,  99.90, -28.64,  -0.06,
06/22 19Z,  -0.10, -33.14,  99.90, -33.30,  -0.06,
06/22 20Z,  -0.10, -34.88,  99.90, -35.04,  -0.06,  (min)
06/22 21Z,   0.00, -31.52,  99.90, -31.58,  -0.06,
06/22 22Z,   0.00, -24.92,  99.90, -24.98,  -0.06,
06/22 23Z,   0.00, -18.09,  99.90, -18.15,  -0.06,
06/23 00Z,   0.00, -12.11,  99.90, -12.17,  -0.06,
06/23 01Z,   0.00,  -8.09,  99.90,  -8.15,  -0.06,
06/23 02Z,   0.00,  -7.40,  99.90,  -7.46,  -0.06,  (max)
06/23 03Z,   0.00,  -9.76,  99.90,  -9.83,  -0.06,
06/23 04Z,   0.00, -13.88,  99.90, -13.94,  -0.06,
06/23 05Z,   0.10, -18.43,  99.90, -18.39,  -0.06,
06/23 06Z,   0.10, -22.60,  99.90, -22.56,  -0.06,
06/23 07Z,   0.10, -26.38,  99.90, -26.34,  -0.06,
06/23 08Z,   0.20, -28.39,  99.90, -28.25,  -0.06,  (min)
06/23 09Z,   0.20, -25.96,  99.90, -25.82,  -0.06,
06/23 10Z,   0.20, -19.61,  99.90, -19.47,  -0.06,
06/23 11Z,   0.20, -12.89,  99.90, -12.75,  -0.06,
06/23 12Z,   0.20,  -7.74,  99.90,  -7.60,  -0.06,
06/23 13Z,   0.30,  -4.70,  99.90,  -4.46,  -0.06,  (max)
06/23 14Z,   0.30,  -4.75,  99.90,  -4.51,  -0.06,
06/23 15Z,   0.30,  -7.87,  99.90,  -7.63,  -0.06,
06/23 16Z,   0.30, -12.80,  99.90, -12.56,  -0.06,
06/23 17Z,   0.40, -18.39,  99.90, -18.05,  -0.06,
06/23 18Z,   0.40, -23.96,  99.90, -23.62,  -0.06,
06/23 19Z,   0.40, -29.62,  99.90, -29.28,  -0.06,
06/23 20Z,   0.30, -34.78,  99.90, -34.54,  -0.06,
06/23 21Z,   0.30, -36.36,  99.90, -36.12,  -0.06,  (min)
06/23 22Z,   0.20, -32.36,  99.90, -32.22,  -0.06,
06/23 23Z,   0.10, -25.11,  99.90, -25.07,  -0.06,
06/24 00Z,   0.10, -17.60,  99.90, -17.56,  -0.06,
06/24 01Z,   0.10, -11.06,  99.90, -11.02,  -0.06,
06/24 02Z,   0.10,  -6.95,  99.90,  -6.91,  -0.06,
06/24 03Z,   0.10,  -6.46,  99.90,  -6.42,  -0.06,  (max)
06/24 04Z,   0.10,  -8.94,  99.90,  -8.91,  -0.06,
06/24 05Z,   0.10, -13.04,  99.90, -13.00,  -0.06,
06/24 06Z,   0.10, -17.59,  99.90, -17.55,  -0.06,
06/24 07Z,   0.00, -22.07,  99.90, -22.13,  -0.06,
06/24 08Z,   0.00, -26.37,  99.90, -26.43,  -0.06,
06/24 09Z,   0.00, -28.48,  99.90, -28.54,  -0.06,  (min)
06/24 10Z,   0.00, -25.61,  99.90, -25.67,  -0.06,
06/24 11Z,  -0.10, -18.88,  99.90, -19.04,  -0.06,
06/24 12Z,  -0.10, -12.01,  99.90, -12.17,  -0.06,
06/24 13Z,  -0.10,  -6.83,  99.90,  -6.99,  -0.06,
06/24 14Z,  -0.10,  -4.10,  99.90,  -4.26,  -0.06,  (max)
06/24 15Z,  -0.10,  -4.74,  99.90,  -4.90,  -0.06,
06/24 16Z,  -0.10,  -8.29,  99.90,  -8.45,  -0.06,
06/24 17Z,  -0.10, -13.35,  99.90, -13.51,  -0.06,
06/24 18Z,  -0.10, -18.94,  99.90, -19.10,  -0.06,
06/24 19Z,  -0.10, -24.67,  99.90, -24.83,  -0.06,
06/24 20Z,  -0.10, -30.77,  99.90, -30.93,  -0.06,
06/24 21Z,  -0.20, -36.10,  99.90, -36.36,  -0.06,
06/24 22Z,  -0.20, -37.08,  99.90, -37.34,  -0.06,  (min)
06/24 23Z,  -0.20, -32.19,  99.90, -32.46,  -0.06,
06/25 00Z,  -0.20, -24.32,  99.90, -24.58,  -0.06,
06/25 01Z,  -0.10, -16.42,  99.90, -16.58,  -0.06,
06/25 02Z,  -0.10,  -9.80,  99.90,  -9.96,  -0.06,
06/25 03Z,  -0.10,  -6.05,  99.90,  -6.21,  -0.06,
06/25 04Z,   0.00,  -5.98,  99.90,  -6.04,  -0.06,  (max)
06/25 05Z,   0.00,  -8.61,  99.90,  -8.67,  -0.06,
06/25 06Z,   0.00, -12.69,  99.90, -12.75,  -0.06,
06/25 07Z,   0.00, -17.28,  99.90, -17.34,  -0.06,
06/25 08Z,   0.00, -22.10,  99.90, -22.16,  -0.06,
06/25 09Z,   0.00, -26.79,  99.90, -26.85,  -0.06,
06/25 10Z,   0.00, -28.66,  99.90, -28.72,  -0.06,  (min)
06/25 11Z,   0.00, -25.10,  99.90, -25.16,  -0.06,
06/25 12Z,   0.00, -17.96,  99.90, -18.02,  -0.06,