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
#Ketchikan, AK : 11/07/2025 00:23:49 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/05 06Z,   0.20,  -7.36,  -7.07,  99.90,   0.09,
11/05 07Z,   0.30,  -3.05,  -2.82,  99.90,  -0.07,
11/05 08Z,   0.50,  -0.10,   0.14,  99.90,  -0.26,
11/05 09Z,   0.70,   0.82,   1.16,  99.90,  -0.36,  (max)
11/05 10Z,   0.90,  -0.44,   0.09,  99.90,  -0.37,
11/05 11Z,   1.10,  -3.52,  -2.96,  99.90,  -0.54,
11/05 12Z,   0.70,  -7.55,  -6.89,  99.90,  -0.04,
11/05 13Z,   0.90, -11.34, -10.60,  99.90,  -0.16,
11/05 14Z,   1.10, -13.77, -12.90,  99.90,  -0.23,
11/05 15Z,   1.30, -14.09, -13.13,  99.90,  -0.34,  (min)
11/05 16Z,   1.30, -12.17, -11.15,  99.90,  -0.28,
11/05 17Z,   1.30,  -8.52,  -7.38,  99.90,  -0.16,
11/05 18Z,   1.00,  -4.06,  -2.86,  99.90,   0.20,
11/05 19Z,   1.20,   0.09,   1.24,  99.90,  -0.05,
11/05 20Z,   1.40,   2.93,   3.92,  99.90,  -0.41,
11/05 21Z,   1.50,   3.70,   4.66,  99.90,  -0.54,  (max)
11/05 22Z,   1.50,   2.10,   3.07,  99.90,  -0.53,
11/05 23Z,   1.50,  -1.70,  -0.77,  99.90,  -0.57,
11/06 00Z,   1.20,  -6.92,  -5.92,  99.90,  -0.20,
11/06 01Z,   1.40, -12.39, -11.30,  99.90,  -0.31,
11/06 02Z,   1.50, -16.79, -15.73,  99.90,  -0.44,
11/06 03Z,   1.50, -19.04, -18.01,  99.90,  -0.47,  (min)
11/06 04Z,   1.50, -18.65, -17.76,  99.90,  -0.61,
11/06 05Z,   1.40, -15.83, -15.09,  99.90,  -0.66,
11/06 06Z,   1.20, -11.39, -10.67,  99.90,  -0.48,
11/06 07Z,   1.30,  -6.46,  -5.74,  99.90,  -0.58,
11/06 08Z,   1.30,  -2.20,  -1.56,  99.90,  -0.66,
11/06 09Z,   1.30,   0.44,   1.18,  99.90,  -0.56,
11/06 10Z,   1.40,   0.93,   1.65,  99.90,  -0.68,  (max)
11/06 11Z,   1.40,  -0.80,  -0.03,  99.90,  -0.63,
11/06 12Z,   1.30,  -4.21,  -3.39,  99.90,  -0.48,
11/06 13Z,   1.30,  -8.29,  -7.54,  99.90,  -0.55,
11/06 14Z,   1.20, -11.81, -11.04,  99.90,  -0.43,
11/06 15Z,   1.20, -13.69, -12.85,  99.90,  -0.36,  (min)
11/06 16Z,   1.20, -13.33, -12.33,  99.90,  -0.20,
11/06 17Z,   1.10, -10.82,  -9.81,  99.90,  -0.09,
11/06 18Z,   0.90,  -6.83,  -5.89,  99.90,   0.04,
11/06 19Z,   0.80,  -2.37,  -1.60,  99.90,  -0.03,
11/06 20Z,   0.70,   1.45,   2.02,  99.90,  -0.13,
11/06 21Z,   0.60,   3.70,   4.16,  99.90,  -0.14,  (max)
11/06 22Z,   0.60,   3.74,   4.13,  99.90,  -0.21,
11/06 23Z,   0.70,   1.40,   1.87,  99.90,  -0.23,
11/07 00Z,   0.70,  -2.98,  -2.58,  99.90,  -0.30,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/07 01Z,   0.70,  -8.51,  99.90,  -8.09,  -0.29,
11/07 02Z,   0.70, -13.90,  99.90, -13.48,  -0.28,
11/07 03Z,   0.70, -17.87,  99.90, -17.44,  -0.27,
11/07 04Z,   0.60, -19.47,  99.90, -19.13,  -0.26,  (min)
11/07 05Z,   0.50, -18.42,  99.90, -18.17,  -0.25,
11/07 06Z,   0.40, -15.13,  99.90, -14.96,  -0.24,
11/07 07Z,   0.30, -10.49,  99.90, -10.41,  -0.23,
11/07 08Z,   0.40,  -5.65,  99.90,  -5.47,  -0.22,
11/07 09Z,   0.40,  -1.71,  99.90,  -1.52,  -0.20,
11/07 10Z,   0.60,   0.49,  99.90,   0.90,  -0.19,
11/07 11Z,   0.70,   0.52,  99.90,   1.04,  -0.18,  (max)
11/07 12Z,   0.70,  -1.54,  99.90,  -1.01,  -0.17,
11/07 13Z,   0.80,  -5.03,  99.90,  -4.41,  -0.17,
11/07 14Z,   0.70,  -8.89,  99.90,  -8.37,  -0.17,
11/07 15Z,   0.60, -11.92,  99.90, -11.49,  -0.17,
11/07 16Z,   0.50, -13.16,  99.90, -12.84,  -0.17,  (min)
11/07 17Z,   0.40, -12.23,  99.90, -12.01,  -0.17,
11/07 18Z,   0.30,  -9.39,  99.90,  -9.26,  -0.17,
11/07 19Z,   0.30,  -5.38,  99.90,  -5.26,  -0.17,
11/07 20Z,   0.30,  -1.23,  99.90,  -1.11,  -0.17,
11/07 21Z,   0.20,   2.05,  99.90,   2.08,  -0.17,
11/07 22Z,   0.20,   3.66,  99.90,   3.68,  -0.17,  (max)
11/07 23Z,   0.20,   3.07,  99.90,   3.10,  -0.17,
11/08 00Z,   0.20,   0.23,  99.90,   0.26,  -0.17,
11/08 01Z,   0.20,  -4.38,  99.90,  -4.35,  -0.17,
11/08 02Z,   0.20,  -9.79,  99.90,  -9.76,  -0.17,
11/08 03Z,   0.10, -14.75,  99.90, -14.82,  -0.17,
11/08 04Z,   0.00, -18.08,  99.90, -18.25,  -0.17,
11/08 05Z,   0.00, -19.04,  99.90, -19.22,  -0.17,  (min)
11/08 06Z,   0.00, -17.54,  99.90, -17.71,  -0.17,
11/08 07Z,  -0.10, -14.08,  99.90, -14.36,  -0.17,
11/08 08Z,  -0.20,  -9.59,  99.90,  -9.97,  -0.17,
11/08 09Z,  -0.30,  -5.13,  99.90,  -5.60,  -0.17,
11/08 10Z,  -0.30,  -1.67,  99.90,  -2.15,  -0.17,
11/08 11Z,  -0.30,   0.05,  99.90,  -0.42,  -0.17,  (max)
11/08 12Z,  -0.30,  -0.27,  99.90,  -0.75,  -0.17,
11/08 13Z,  -0.20,  -2.45,  99.90,  -2.82,  -0.17,
11/08 14Z,  -0.20,  -5.77,  99.90,  -6.14,  -0.17,
11/08 15Z,  -0.20,  -9.18,  99.90,  -9.55,  -0.17,
11/08 16Z,  -0.30, -11.60,  99.90, -12.07,  -0.17,
11/08 17Z,  -0.30, -12.27,  99.90, -12.75,  -0.17,  (min)
11/08 18Z,  -0.30, -11.01,  99.90, -11.48,  -0.17,
11/08 19Z,  -0.30,  -8.15,  99.90,  -8.62,  -0.17,
11/08 20Z,  -0.20,  -4.45,  99.90,  -4.82,  -0.17,
11/08 21Z,  -0.20,  -0.83,  99.90,  -1.20,  -0.17,
11/08 22Z,   0.00,   1.85,  99.90,   1.67,  -0.17,
11/08 23Z,   0.00,   2.87,  99.90,   2.70,  -0.17,  (max)
11/09 00Z,   0.20,   1.86,  99.90,   1.89,  -0.17,
11/09 01Z,   0.30,  -1.14,  99.90,  -1.01,  -0.17,
11/09 02Z,   0.40,  -5.59,  99.90,  -5.36,  -0.17,
11/09 03Z,   0.60, -10.53,  99.90, -10.11,  -0.17,
11/09 04Z,   0.60, -14.83,  99.90, -14.40,  -0.17,
11/09 05Z,   0.60, -17.49,  99.90, -17.06,  -0.17,
11/09 06Z,   0.60, -17.97,  99.90, -17.54,  -0.17,  (min)
11/09 07Z,   0.60, -16.29,  99.90, -15.87,  -0.17,
11/09 08Z,   0.70, -12.99,  99.90, -12.47,  -0.17,
11/09 09Z,   0.80,  -8.91,  99.90,  -8.28,  -0.17,
11/09 10Z,   0.90,  -4.98,  99.90,  -4.26,  -0.17,
11/09 11Z,   1.00,  -2.06,  99.90,  -1.24,  -0.17,
11/09 12Z,   1.10,  -0.74,  99.90,   0.19,  -0.17,  (max)
11/09 13Z,   1.10,  -1.24,  99.90,  -0.31,  -0.17,
11/09 14Z,   1.20,  -3.29,  99.90,  -2.26,  -0.17,
11/09 15Z,   1.20,  -6.20,  99.90,  -5.18,  -0.17,
11/09 16Z,   1.30,  -9.04,  99.90,  -7.91,  -0.17,
11/09 17Z,   1.30, -10.90,  99.90,  -9.77,  -0.17,
11/09 18Z,   1.30, -11.22,  99.90, -10.09,  -0.17,  (min)
11/09 19Z,   1.30,  -9.92,  99.90,  -8.79,  -0.17,
11/09 20Z,   1.30,  -7.35,  99.90,  -6.23,  -0.17,
11/09 21Z,   1.30,  -4.18,  99.90,  -3.06,  -0.17,
11/09 22Z,   1.30,  -1.18,  99.90,  -0.06,  -0.17,
11/09 23Z,   1.30,   0.91,  99.90,   2.04,  -0.17,
11/10 00Z,   1.20,   1.53,  99.90,   2.56,  -0.17,  (max)
11/10 01Z,   1.20,   0.39,  99.90,   1.41,  -0.17,
11/10 02Z,   1.30,  -2.43,  99.90,  -1.31,  -0.17,
11/10 03Z,   1.20,  -6.40,  99.90,  -5.37,  -0.17,
11/10 04Z,   0.90, -10.65,  99.90,  -9.93,  -0.17,
11/10 05Z,   0.60, -14.23,  99.90, -13.81,  -0.17,
11/10 06Z,   0.40, -16.34,  99.90, -16.11,  -0.17,
11/10 07Z,   0.30, -16.57,  99.90, -16.44,  -0.17,  (min)
11/10 08Z,   0.20, -15.00,  99.90, -14.97,  -0.17,
11/10 09Z,   0.20, -12.09,  99.90, -12.06,  -0.17,
11/10 10Z,   0.20,  -8.55,  99.90,  -8.53,  -0.17,
11/10 11Z,   0.30,  -5.19,  99.90,  -5.06,  -0.17,
11/10 12Z,   0.30,  -2.72,  99.90,  -2.59,  -0.17,
11/10 13Z,   0.40,  -1.63,  99.90,  -1.40,  -0.17,  (max)
11/10 14Z,   0.40,  -2.08,  99.90,  -1.85,  -0.17,
11/10 15Z,   0.40,  -3.81,  99.90,  -3.58,  -0.17,
11/10 16Z,   0.30,  -6.22,  99.90,  -6.09,  -0.17,
11/10 17Z,   0.30,  -8.52,  99.90,  -8.39,  -0.17,
11/10 18Z,   0.20, -10.01,  99.90,  -9.98,  -0.17,