EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 09/08/2026 17:23:54 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/07 00Z,  -0.10,  -9.44,  -9.26,  99.90,   0.28,  (min)
09/07 01Z,  -0.10,  -8.32,  -8.19,  99.90,   0.23,
09/07 02Z,  -0.20,  -6.54,  -6.43,  99.90,   0.31,
09/07 03Z,  -0.20,  -4.48,  -4.32,  99.90,   0.36,
09/07 04Z,  -0.20,  -2.64,  -2.42,  99.90,   0.42,
09/07 05Z,  -0.20,  -1.51,  -1.23,  99.90,   0.48,
09/07 06Z,  -0.10,  -1.46,  -1.19,  99.90,   0.37,  (max)
09/07 07Z,  -0.20,  -2.68,  -2.54,  99.90,   0.34,
09/07 08Z,  -0.20,  -5.05,  -5.06,  99.90,   0.19,
09/07 09Z,  -0.20,  -8.14,  -8.26,  99.90,   0.08,
09/07 10Z,  -0.20, -11.32, -11.45,  99.90,   0.07,
09/07 11Z,  -0.20, -13.86, -13.91,  99.90,   0.15,
09/07 12Z,  -0.20, -15.21, -15.14,  99.90,   0.27,  (min)
09/07 13Z,  -0.20, -15.09, -14.95,  99.90,   0.34,
09/07 14Z,  -0.20, -13.58, -13.42,  99.90,   0.36,
09/07 15Z,  -0.30, -11.06, -10.96,  99.90,   0.40,
09/07 16Z,  -0.30,  -8.11,  -8.12,  99.90,   0.29,
09/07 17Z,  -0.20,  -5.41,  -5.51,  99.90,   0.10,
09/07 18Z,  -0.30,  -3.54,  -3.65,  99.90,   0.19,
09/07 19Z,  -0.30,  -2.89,  -3.05,  99.90,   0.14,  (max)
09/07 20Z,  -0.30,  -3.54,  -3.63,  99.90,   0.21,
09/07 21Z,  -0.20,  -5.25,  -5.27,  99.90,   0.18,
09/07 22Z,  -0.20,  -7.48,  -7.49,  99.90,   0.19,
09/07 23Z,  -0.20,  -9.56,  -9.58,  99.90,   0.18,
09/08 00Z,  -0.30, -10.86, -10.91,  99.90,   0.25,
09/08 01Z,  -0.30, -10.97, -11.07,  99.90,   0.20,  (min)
09/08 02Z,  -0.20,  -9.82,  -9.90,  99.90,   0.12,
09/08 03Z,  -0.20,  -7.66,  -7.68,  99.90,   0.18,
09/08 04Z,  -0.20,  -4.99,  -4.97,  99.90,   0.22,
09/08 05Z,  -0.20,  -2.46,  -2.38,  99.90,   0.28,
09/08 06Z,  -0.30,  -0.76,  -0.66,  99.90,   0.40,
09/08 07Z,  -0.30,  -0.39,  -0.34,  99.90,   0.35,  (max)
09/08 08Z,  -0.30,  -1.62,  -1.67,  99.90,   0.25,
09/08 09Z,  -0.30,  -4.34,  -4.53,  99.90,   0.11,
09/08 10Z,  -0.30,  -8.00,  -8.26,  99.90,   0.04,
09/08 11Z,  -0.30, -11.79, -12.09,  99.90,  -0.00,
09/08 12Z,  -0.30, -14.81, -15.09,  99.90,   0.02,
09/08 13Z,  -0.30, -16.35, -16.55,  99.90,   0.10,  (min)
09/08 14Z,  -0.40, -16.07, -16.19,  99.90,   0.28,
09/08 15Z,  -0.40, -14.09, -14.25,  99.90,   0.24,
09/08 16Z,  -0.40, -10.92, -11.08,  99.90,   0.24,
09/08 17Z,  -0.40,  -7.31,  -7.57,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/08 18Z,  -0.40,  -4.11,  99.90,  -4.35,   0.16,
09/08 19Z,  -0.40,  -2.01,  99.90,  -2.24,   0.17,
09/08 20Z,  -0.40,  -1.50,  99.90,  -1.71,   0.19,  (max)
09/08 21Z,  -0.40,  -2.64,  99.90,  -2.84,   0.20,
09/08 22Z,  -0.40,  -5.08,  99.90,  -5.27,   0.22,
09/08 23Z,  -0.30,  -8.12,  99.90,  -8.19,   0.23,
09/09 00Z,  -0.30, -10.88,  99.90, -10.93,   0.24,
09/09 01Z,  -0.30, -12.55,  99.90, -12.59,   0.26,
09/09 02Z,  -0.30, -12.64,  99.90, -12.67,   0.27,  (min)
09/09 03Z,  -0.30, -11.10,  99.90, -11.12,   0.29,
09/09 04Z,  -0.40,  -8.31,  99.90,  -8.41,   0.30,
09/09 05Z,  -0.30,  -4.94,  99.90,  -4.93,   0.32,
09/09 06Z,  -0.30,  -1.83,  99.90,  -1.82,   0.32,
09/09 07Z,  -0.30,   0.21,  99.90,   0.22,   0.32,
09/09 08Z,  -0.20,   0.57,  99.90,   0.68,   0.32,  (max)
09/09 09Z,  -0.20,  -1.00,  99.90,  -0.88,   0.32,
09/09 10Z,  -0.10,  -4.27,  99.90,  -4.05,   0.32,
09/09 11Z,   0.00,  -8.54,  99.90,  -8.23,   0.32,
09/09 12Z,   0.00, -12.80,  99.90, -12.48,   0.32,
09/09 13Z,   0.00, -15.98,  99.90, -15.66,   0.32,
09/09 14Z,   0.00, -17.30,  99.90, -16.98,   0.32,  (min)
09/09 15Z,   0.00, -16.48,  99.90, -16.16,   0.32,
09/09 16Z,   0.00, -13.77,  99.90, -13.45,   0.32,
09/09 17Z,  -0.10,  -9.88,  99.90,  -9.67,   0.32,
09/09 18Z,  -0.20,  -5.75,  99.90,  -5.64,   0.32,
09/09 19Z,  -0.20,  -2.34,  99.90,  -2.22,   0.32,
09/09 20Z,  -0.30,  -0.42,  99.90,  -0.41,   0.32,  (max)
09/09 21Z,  -0.30,  -0.45,  99.90,  -0.43,   0.32,
09/09 22Z,  -0.30,  -2.38,  99.90,  -2.37,   0.32,
09/09 23Z,  -0.20,  -5.70,  99.90,  -5.58,   0.32,
09/10 00Z,  -0.20,  -9.47,  99.90,  -9.36,   0.32,
09/10 01Z,  -0.10, -12.65,  99.90, -12.43,   0.32,
09/10 02Z,  -0.10, -14.32,  99.90, -14.10,   0.32,  (min)
09/10 03Z,  -0.10, -14.02,  99.90, -13.81,   0.32,
09/10 04Z,  -0.10, -11.85,  99.90, -11.63,   0.32,
09/10 05Z,  -0.20,  -8.35,  99.90,  -8.23,   0.32,
09/10 06Z,  -0.30,  -4.39,  99.90,  -4.38,   0.32,
09/10 07Z,  -0.40,  -0.97,  99.90,  -1.05,   0.32,
09/10 08Z,  -0.50,   1.06,  99.90,   0.88,   0.32,
09/10 09Z,  -0.50,   1.08,  99.90,   0.90,   0.32,  (max)
09/10 10Z,  -0.50,  -1.05,  99.90,  -1.24,   0.32,
09/10 11Z,  -0.40,  -4.94,  99.90,  -5.03,   0.32,
09/10 12Z,  -0.40,  -9.68,  99.90,  -9.77,   0.32,
09/10 13Z,  -0.40, -14.07,  99.90, -14.15,   0.32,
09/10 14Z,  -0.40, -16.97,  99.90, -17.06,   0.32,
09/10 15Z,  -0.40, -17.66,  99.90, -17.75,   0.32,  (min)
09/10 16Z,  -0.50, -16.02,  99.90, -16.20,   0.32,
09/10 17Z,  -0.50, -12.52,  99.90, -12.71,   0.32,
09/10 18Z,  -0.60,  -8.07,  99.90,  -8.35,   0.32,
09/10 19Z,  -0.60,  -3.73,  99.90,  -4.01,   0.32,
09/10 20Z,  -0.60,  -0.51,  99.90,  -0.80,   0.32,
09/10 21Z,  -0.60,   0.82,  99.90,   0.54,   0.32,  (max)
09/10 22Z,  -0.50,  -0.06,  99.90,  -0.24,   0.32,
09/10 23Z,  -0.40,  -2.93,  99.90,  -3.01,   0.32,
09/11 00Z,  -0.30,  -7.04,  99.90,  -7.03,   0.32,
09/11 01Z,  -0.30, -11.28,  99.90, -11.27,   0.32,
09/11 02Z,  -0.30, -14.47,  99.90, -14.46,   0.32,
09/11 03Z,  -0.30, -15.75,  99.90, -15.73,   0.32,  (min)
09/11 04Z,  -0.30, -14.79,  99.90, -14.77,   0.32,
09/11 05Z,  -0.40, -11.88,  99.90, -11.97,   0.32,
09/11 06Z,  -0.50,  -7.80,  99.90,  -7.98,   0.32,
09/11 07Z,  -0.60,  -3.54,  99.90,  -3.82,   0.32,
09/11 08Z,  -0.60,  -0.14,  99.90,  -0.43,   0.32,
09/11 09Z,  -0.70,   1.51,  99.90,   1.13,   0.32,  (max)
09/11 10Z,  -0.60,   0.94,  99.90,   0.65,   0.32,
09/11 11Z,  -0.60,  -1.85,  99.90,  -2.14,   0.32,
09/11 12Z,  -0.50,  -6.24,  99.90,  -6.42,   0.32,
09/11 13Z,  -0.40, -11.12,  99.90, -11.20,   0.32,
09/11 14Z,  -0.40, -15.20,  99.90, -15.29,   0.32,
09/11 15Z,  -0.40, -17.40,  99.90, -17.49,   0.32,  (min)
09/11 16Z,  -0.50, -17.17,  99.90, -17.36,   0.32,
09/11 17Z,  -0.60, -14.64,  99.90, -14.92,   0.32,
09/11 18Z,  -0.70, -10.50,  99.90, -10.88,   0.32,
09/11 19Z,  -0.80,  -5.80,  99.90,  -6.28,   0.32,
09/11 20Z,  -0.80,  -1.66,  99.90,  -2.15,   0.32,
09/11 21Z,  -0.80,   0.94,  99.90,   0.45,   0.32,
09/11 22Z,  -0.80,   1.37,  99.90,   0.89,   0.32,  (max)
09/11 23Z,  -0.80,  -0.50,  99.90,  -0.99,   0.32,
09/12 00Z,  -0.70,  -4.24,  99.90,  -4.63,   0.32,
09/12 01Z,  -0.60,  -8.88,  99.90,  -9.16,   0.32,
09/12 02Z,  -0.50, -13.17,  99.90, -13.35,   0.32,
09/12 03Z,  -0.50, -15.95,  99.90, -16.13,   0.32,
09/12 04Z,  -0.50, -16.52,  99.90, -16.70,   0.32,  (min)
09/12 05Z,  -0.50, -14.78,  99.90, -14.96,   0.32,
09/12 06Z,  -0.60, -11.25,  99.90, -11.53,   0.32,
09/12 07Z,  -0.60,  -6.84,  99.90,  -7.12,   0.32,
09/12 08Z,  -0.70,  -2.63,  99.90,  -3.02,   0.32,
09/12 09Z,  -0.70,   0.36,  99.90,  -0.02,   0.32,
09/12 10Z,  -0.60,   1.38,  99.90,   1.09,   0.32,  (max)
09/12 11Z,  -0.50,   0.09,  99.90,  -0.10,   0.32,
09/12 12Z,  -0.40,  -3.26,  99.90,  -3.35,   0.32,