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 : 01/19/2026 21:23:19 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/18 06Z,  -0.90, -15.54, -16.37,  99.90,   0.07,
01/18 07Z,  -0.90, -20.53, -21.38,  99.90,   0.05,
01/18 08Z,  -0.90, -25.76, -26.20,  99.90,   0.46,
01/18 09Z,  -0.90, -31.19, -30.83,  99.90,   1.26,
01/18 10Z,  -0.90, -34.88, -34.83,  99.90,   0.95,
01/18 11Z,  -0.90, -33.70, -35.67,  99.90,  -1.07,  (min)
01/18 12Z,  -0.90, -28.09, -27.85,  99.90,   1.14,
01/18 13Z,  -0.90, -21.24, -20.46,  99.90,   1.68,
01/18 14Z,  -0.90, -14.71, -14.36,  99.90,   1.25,
01/18 15Z,  -0.90,  -9.25,  -9.85,  99.90,   0.30,
01/18 16Z,  -0.90,  -6.41,  -7.14,  99.90,   0.17,  (max)
01/18 17Z,  -0.80,  -6.73,  -7.40,  99.90,   0.13,
01/18 18Z,  -0.80,  -9.49, -10.60,  99.90,  -0.31,
01/18 19Z,  -0.80, -13.74, -15.38,  99.90,  -0.84,
01/18 20Z,  -0.70, -18.53, -19.81,  99.90,  -0.58,
01/18 21Z,  -0.70, -23.47, -23.97,  99.90,   0.20,
01/18 22Z,  -0.70, -27.50, -27.69,  99.90,   0.51,
01/18 23Z,  -0.70, -27.63, -28.59,  99.90,  -0.26,  (min)
01/19 00Z,  -0.70, -22.95, -22.46,  99.90,   1.19,
01/19 01Z,  -0.70, -16.68, -16.06,  99.90,   1.32,
01/19 02Z,  -0.60, -11.61, -10.61,  99.90,   1.60,
01/19 03Z,  -0.60,  -8.17,  -6.97,  99.90,   1.80,
01/19 04Z,  -0.60,  -7.00,  -5.86,  99.90,   1.74,  (max)
01/19 05Z,  -0.60,  -8.61,  -8.25,  99.90,   0.96,
01/19 06Z,  -0.60, -12.29, -12.97,  99.90,  -0.08,
01/19 07Z,  -0.60, -17.18, -17.91,  99.90,  -0.13,
01/19 08Z,  -0.60, -22.56, -23.01,  99.90,   0.15,
01/19 09Z,  -0.60, -28.01, -27.97,  99.90,   0.64,
01/19 10Z,  -0.60, -33.09, -32.70,  99.90,   0.99,
01/19 11Z,  -0.60, -35.28, -36.50,  99.90,  -0.62,  (min)
01/19 12Z,  -0.60, -31.99, -33.35,  99.90,  -0.76,
01/19 13Z,  -0.60, -24.92, -24.94,  99.90,   0.58,
01/19 14Z,  -0.60, -17.70, -17.75,  99.90,   0.55,
01/19 15Z,  -0.60, -11.70, -11.93,  99.90,   0.37,
01/19 16Z,  -0.60,  -7.46,  -7.96,  99.90,   0.10,
01/19 17Z,  -0.60,  -6.04,  -6.39,  99.90,   0.25,  (max)
01/19 18Z,  -0.60,  -7.46,  -8.38,  99.90,  -0.32,
01/19 19Z,  -0.60, -10.98, -12.80,  99.90,  -1.22,
01/19 20Z,  -0.60, -15.76, -17.82,  99.90,  -1.46,
01/19 21Z,  -0.60, -20.91, -22.27,  99.90,  -0.76,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/19 22Z,  -0.70, -25.84,  99.90, -27.22,  -0.68,
01/19 23Z,  -0.70, -28.90,  99.90, -30.20,  -0.59,  (min)
01/20 00Z,  -0.70, -27.18,  99.90, -28.39,  -0.51,
01/20 01Z,  -0.70, -20.88,  99.90, -22.01,  -0.43,
01/20 02Z,  -0.70, -14.07,  99.90, -15.11,  -0.34,
01/20 03Z,  -0.70,  -9.33,  99.90, -10.29,  -0.26,
01/20 04Z,  -0.70,  -6.80,  99.90,  -7.67,  -0.17,
01/20 05Z,  -0.70,  -6.84,  99.90,  -7.63,  -0.09,  (max)
01/20 06Z,  -0.70,  -9.50,  99.90, -10.20,  -0.01,
01/20 07Z,  -0.70, -13.92,  99.90, -14.54,   0.08,
01/20 08Z,  -0.70, -19.37,  99.90, -19.90,   0.16,
01/20 09Z,  -0.70, -25.08,  99.90, -25.53,   0.25,
01/20 10Z,  -0.70, -30.45,  99.90, -30.91,   0.25,
01/20 11Z,  -0.70, -34.57,  99.90, -35.02,   0.25,
01/20 12Z,  -0.70, -34.66,  99.90, -35.11,   0.25,  (min)
01/20 13Z,  -0.70, -29.10,  99.90, -29.56,   0.25,
01/20 14Z,  -0.80, -20.91,  99.90, -21.46,   0.25,
01/20 15Z,  -0.80, -13.89,  99.90, -14.44,   0.25,
01/20 16Z,  -0.80,  -8.93,  99.90,  -9.48,   0.25,
01/20 17Z,  -0.80,  -6.21,  99.90,  -6.76,   0.25,  (max)
01/20 18Z,  -0.80,  -6.29,  99.90,  -6.84,   0.25,
01/20 19Z,  -0.80,  -8.83,  99.90,  -9.39,   0.25,
01/20 20Z,  -0.80, -13.16,  99.90, -13.71,   0.25,
01/20 21Z,  -0.80, -18.48,  99.90, -19.03,   0.25,
01/20 22Z,  -0.80, -23.76,  99.90, -24.32,   0.25,
01/20 23Z,  -0.80, -28.19,  99.90, -28.74,   0.25,
01/21 00Z,  -0.90, -29.70,  99.90, -30.36,   0.25,  (min)
01/21 01Z,  -0.90, -25.86,  99.90, -26.52,   0.25,
01/21 02Z,  -0.90, -18.23,  99.90, -18.88,   0.25,
01/21 03Z,  -0.90, -11.37,  99.90, -12.02,   0.25,
01/21 04Z,  -0.90,  -7.38,  99.90,  -8.03,   0.25,
01/21 05Z,  -0.80,  -5.99,  99.90,  -6.54,   0.25,  (max)
01/21 06Z,  -0.80,  -7.24,  99.90,  -7.79,   0.25,
01/21 07Z,  -0.80, -10.87,  99.90, -11.42,   0.25,
01/21 08Z,  -0.80, -16.03,  99.90, -16.58,   0.25,
01/21 09Z,  -0.90, -22.02,  99.90, -22.67,   0.25,
01/21 10Z,  -0.90, -27.83,  99.90, -28.48,   0.25,
01/21 11Z,  -0.90, -32.63,  99.90, -33.28,   0.25,
01/21 12Z,  -0.90, -35.14,  99.90, -35.79,   0.25,  (min)
01/21 13Z,  -0.90, -32.76,  99.90, -33.42,   0.25,
01/21 14Z,  -0.80, -25.19,  99.90, -25.74,   0.25,
01/21 15Z,  -0.80, -16.50,  99.90, -17.06,   0.25,
01/21 16Z,  -0.80, -10.27,  99.90, -10.83,   0.25,
01/21 17Z,  -0.80,  -6.72,  99.90,  -7.27,   0.25,
01/21 18Z,  -0.80,  -5.63,  99.90,  -6.18,   0.25,  (max)
01/21 19Z,  -0.80,  -7.18,  99.90,  -7.73,   0.25,
01/21 20Z,  -0.80, -10.84,  99.90, -11.39,   0.25,
01/21 21Z,  -0.90, -15.97,  99.90, -16.62,   0.25,
01/21 22Z,  -0.90, -21.65,  99.90, -22.30,   0.25,
01/21 23Z,  -0.90, -26.68,  99.90, -27.34,   0.25,
01/22 00Z,  -0.90, -30.05,  99.90, -30.71,   0.25,  (min)
01/22 01Z,  -0.80, -29.65,  99.90, -30.21,   0.25,
01/22 02Z,  -0.80, -23.85,  99.90, -24.40,   0.25,
01/22 03Z,  -0.80, -15.46,  99.90, -16.01,   0.25,
01/22 04Z,  -0.80,  -9.11,  99.90,  -9.67,   0.25,
01/22 05Z,  -0.70,  -6.15,  99.90,  -6.60,   0.25,
01/22 06Z,  -0.70,  -5.88,  99.90,  -6.34,   0.25,  (max)
01/22 07Z,  -0.70,  -8.21,  99.90,  -8.66,   0.25,
01/22 08Z,  -0.80, -12.68,  99.90, -13.24,   0.25,
01/22 09Z,  -0.80, -18.51,  99.90, -19.06,   0.25,
01/22 10Z,  -0.80, -24.81,  99.90, -25.36,   0.25,
01/22 11Z,  -0.80, -30.28,  99.90, -30.83,   0.25,
01/22 12Z,  -0.80, -33.93,  99.90, -34.48,   0.25,
01/22 13Z,  -0.80, -34.41,  99.90, -34.96,   0.25,  (min)
01/22 14Z,  -0.70, -29.66,  99.90, -30.11,   0.25,
01/22 15Z,  -0.70, -20.71,  99.90, -21.16,   0.25,
01/22 16Z,  -0.70, -12.31,  99.90, -12.77,   0.25,
01/22 17Z,  -0.70,  -7.34,  99.90,  -7.79,   0.25,
01/22 18Z,  -0.70,  -5.32,  99.90,  -5.77,   0.25,  (max)
01/22 19Z,  -0.70,  -5.80,  99.90,  -6.25,   0.25,
01/22 20Z,  -0.80,  -8.69,  99.90,  -9.24,   0.25,
01/22 21Z,  -0.80, -13.37,  99.90, -13.92,   0.25,
01/22 22Z,  -0.80, -19.13,  99.90, -19.69,   0.25,
01/22 23Z,  -0.80, -24.80,  99.90, -25.36,   0.25,
01/23 00Z,  -0.80, -29.11,  99.90, -29.66,   0.25,
01/23 01Z,  -0.80, -31.07,  99.90, -31.63,   0.25,  (min)
01/23 02Z,  -0.80, -28.80,  99.90, -29.35,   0.25,
01/23 03Z,  -0.80, -21.60,  99.90, -22.16,   0.25,
01/23 04Z,  -0.80, -13.20,  99.90, -13.75,   0.25,
01/23 05Z,  -0.70,  -7.80,  99.90,  -8.25,   0.25,
01/23 06Z,  -0.80,  -5.87,  99.90,  -6.42,   0.25,  (max)
01/23 07Z,  -0.80,  -6.53,  99.90,  -7.08,   0.25,
01/23 08Z,  -0.80,  -9.66,  99.90, -10.21,   0.25,
01/23 09Z,  -0.80, -14.76,  99.90, -15.31,   0.25,
01/23 10Z,  -0.90, -20.98,  99.90, -21.63,   0.25,
01/23 11Z,  -0.90, -27.15,  99.90, -27.81,   0.25,
01/23 12Z,  -0.90, -31.76,  99.90, -32.41,   0.25,
01/23 13Z,  99.90, -33.88,  99.90,  99.90,   0.25,
01/23 14Z,  99.90, -32.35,  99.90,  99.90,   0.25,
01/23 15Z,  99.90, -25.81,  99.90,  99.90,   0.25,
01/23 16Z,  99.90, -16.40,  99.90,  99.90,   0.25,
01/23 17Z,  99.90,  -8.98,  99.90,  99.90,   0.25,
01/23 18Z,  99.90,  -5.48,  99.90,  99.90,   0.25,