EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 09/06/2026 20:23:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/05 00Z,  -0.20,  -4.29,  -4.30,  99.90,   0.19,
09/05 01Z,  -0.20,  -2.55,  -2.53,  99.90,   0.22,
09/05 02Z,  -0.20,  -1.53,  -1.48,  99.90,   0.25,
09/05 03Z,  -0.20,  -1.51,  -1.37,  99.90,   0.34,  (max)
09/05 04Z,  -0.30,  -2.56,  -2.40,  99.90,   0.46,
09/05 05Z,  -0.30,  -4.56,  -4.42,  99.90,   0.44,
09/05 06Z,  -0.20,  -7.17,  -7.12,  99.90,   0.25,
09/05 07Z,  -0.20,  -9.88,  -9.85,  99.90,   0.23,
09/05 08Z,  -0.20, -12.17, -12.14,  99.90,   0.23,
09/05 09Z,  -0.30, -13.57, -13.53,  99.90,   0.34,
09/05 10Z,  -0.30, -13.84, -13.75,  99.90,   0.39,  (min)
09/05 11Z,  -0.20, -13.01, -12.93,  99.90,   0.28,
09/05 12Z,  -0.20, -11.34, -11.24,  99.90,   0.30,
09/05 13Z,  -0.20,  -9.27,  -9.18,  99.90,   0.29,
09/05 14Z,  -0.20,  -7.26,  -7.14,  99.90,   0.32,
09/05 15Z,  -0.30,  -5.74,  -5.65,  99.90,   0.39,
09/05 16Z,  -0.30,  -5.00,  -4.91,  99.90,   0.39,  (max)
09/05 17Z,  -0.30,  -5.12,  -5.10,  99.90,   0.32,
09/05 18Z,  -0.20,  -5.97,  -5.96,  99.90,   0.21,
09/05 19Z,  -0.30,  -7.22,  -7.16,  99.90,   0.36,
09/05 20Z,  -0.30,  -8.44,  -8.36,  99.90,   0.38,
09/05 21Z,  -0.30,  -9.20,  -9.09,  99.90,   0.41,  (min)
09/05 22Z,  -0.30,  -9.23,  -9.07,  99.90,   0.46,
09/05 23Z,  -0.20,  -8.46,  -8.29,  99.90,   0.37,
09/06 00Z,  -0.20,  -7.04,  -6.93,  99.90,   0.31,
09/06 01Z,  -0.20,  -5.28,  -5.18,  99.90,   0.30,
09/06 02Z,  -0.20,  -3.57,  -3.45,  99.90,   0.32,
09/06 03Z,  -0.20,  -2.29,  -2.11,  99.90,   0.38,
09/06 04Z,  -0.20,  -1.79,  -1.58,  99.90,   0.41,  (max)
09/06 05Z,  -0.20,  -2.28,  -2.08,  99.90,   0.40,
09/06 06Z,  -0.20,  -3.79,  -3.65,  99.90,   0.34,
09/06 07Z,  -0.20,  -6.13,  -6.10,  99.90,   0.23,
09/06 08Z,  -0.20,  -8.88,  -8.87,  99.90,   0.21,
09/06 09Z,  -0.20, -11.49, -11.47,  99.90,   0.22,
09/06 10Z,  -0.20, -13.42, -13.35,  99.90,   0.27,
09/06 11Z,  -0.20, -14.28, -14.13,  99.90,   0.35,  (min)
09/06 12Z,  -0.20, -13.94, -13.83,  99.90,   0.31,
09/06 13Z,  -0.20, -12.53, -12.38,  99.90,   0.35,
09/06 14Z,  -0.20, -10.40, -10.25,  99.90,   0.35,
09/06 15Z,  -0.20,  -8.05,  -7.91,  99.90,   0.34,
09/06 16Z,  -0.20,  -5.98,  -5.87,  99.90,   0.31,
09/06 17Z,  -0.30,  -4.62,  -4.55,  99.90,   0.37,
09/06 18Z,  -0.30,  -4.21,  -4.18,  99.90,   0.33,  (max)
09/06 19Z,  -0.30,  -4.77,  -4.77,  99.90,   0.30,
09/06 20Z,  -0.20,  -6.05,  -6.03,  99.90,   0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/06 21Z,  -0.10,  -7.62,  99.90,  -7.48,   0.24,
09/06 22Z,  -0.10,  -8.97,  99.90,  -8.81,   0.25,
09/06 23Z,  -0.10,  -9.65,  99.90,  -9.48,   0.27,  (min)
09/07 00Z,  -0.10,  -9.44,  99.90,  -9.25,   0.29,
09/07 01Z,  -0.10,  -8.32,  99.90,  -8.12,   0.30,
09/07 02Z,  -0.10,  -6.54,  99.90,  -6.32,   0.32,
09/07 03Z,  -0.10,  -4.48,  99.90,  -4.25,   0.34,
09/07 04Z,  -0.20,  -2.64,  99.90,  -2.49,   0.35,
09/07 05Z,  -0.20,  -1.51,  99.90,  -1.34,   0.37,
09/07 06Z,  -0.20,  -1.46,  99.90,  -1.27,   0.39,  (max)
09/07 07Z,  -0.20,  -2.68,  99.90,  -2.48,   0.40,
09/07 08Z,  -0.20,  -5.05,  99.90,  -4.83,   0.42,
09/07 09Z,  -0.20,  -8.14,  99.90,  -7.93,   0.42,
09/07 10Z,  -0.10, -11.32,  99.90, -11.00,   0.42,
09/07 11Z,  -0.10, -13.86,  99.90, -13.55,   0.42,
09/07 12Z,  -0.10, -15.21,  99.90, -14.90,   0.42,  (min)
09/07 13Z,  -0.10, -15.09,  99.90, -14.78,   0.42,
09/07 14Z,  -0.10, -13.58,  99.90, -13.26,   0.42,
09/07 15Z,  -0.10, -11.06,  99.90, -10.74,   0.42,
09/07 16Z,  -0.20,  -8.11,  99.90,  -7.90,   0.42,
09/07 17Z,  -0.20,  -5.41,  99.90,  -5.20,   0.42,
09/07 18Z,  -0.30,  -3.54,  99.90,  -3.42,   0.42,
09/07 19Z,  -0.30,  -2.89,  99.90,  -2.77,   0.42,  (max)
09/07 20Z,  -0.20,  -3.54,  99.90,  -3.32,   0.42,
09/07 21Z,  -0.20,  -5.25,  99.90,  -5.03,   0.42,
09/07 22Z,  -0.20,  -7.48,  99.90,  -7.26,   0.42,
09/07 23Z,  -0.20,  -9.56,  99.90,  -9.34,   0.42,
09/08 00Z,  -0.10, -10.86,  99.90, -10.54,   0.42,
09/08 01Z,  -0.10, -10.97,  99.90, -10.65,   0.42,  (min)
09/08 02Z,  -0.10,  -9.82,  99.90,  -9.50,   0.42,
09/08 03Z,  -0.10,  -7.66,  99.90,  -7.34,   0.42,
09/08 04Z,  -0.20,  -4.99,  99.90,  -4.77,   0.42,
09/08 05Z,  -0.20,  -2.46,  99.90,  -2.25,   0.42,
09/08 06Z,  -0.30,  -0.76,  99.90,  -0.64,   0.42,
09/08 07Z,  -0.30,  -0.39,  99.90,  -0.27,   0.42,  (max)
09/08 08Z,  -0.40,  -1.62,  99.90,  -1.61,   0.42,
09/08 09Z,  -0.40,  -4.34,  99.90,  -4.32,   0.42,
09/08 10Z,  -0.40,  -8.00,  99.90,  -7.98,   0.42,
09/08 11Z,  -0.40, -11.79,  99.90, -11.77,   0.42,
09/08 12Z,  -0.30, -14.81,  99.90, -14.69,   0.42,
09/08 13Z,  -0.30, -16.35,  99.90, -16.23,   0.42,  (min)
09/08 14Z,  -0.30, -16.07,  99.90, -15.96,   0.42,
09/08 15Z,  -0.30, -14.09,  99.90, -13.97,   0.42,
09/08 16Z,  -0.40, -10.92,  99.90, -10.90,   0.42,
09/08 17Z,  -0.40,  -7.31,  99.90,  -7.30,   0.42,
09/08 18Z,  -0.50,  -4.11,  99.90,  -4.19,   0.42,
09/08 19Z,  -0.50,  -2.01,  99.90,  -2.10,   0.42,
09/08 20Z,  -0.50,  -1.50,  99.90,  -1.58,   0.42,  (max)
09/08 21Z,  -0.50,  -2.64,  99.90,  -2.72,   0.42,
09/08 22Z,  -0.50,  -5.08,  99.90,  -5.17,   0.42,
09/08 23Z,  -0.40,  -8.12,  99.90,  -8.11,   0.42,
09/09 00Z,  -0.40, -10.88,  99.90, -10.86,   0.42,
09/09 01Z,  -0.40, -12.55,  99.90, -12.53,   0.42,
09/09 02Z,  -0.40, -12.64,  99.90, -12.62,   0.42,  (min)
09/09 03Z,  -0.40, -11.10,  99.90, -11.09,   0.42,
09/09 04Z,  -0.40,  -8.31,  99.90,  -8.29,   0.42,
09/09 05Z,  -0.40,  -4.94,  99.90,  -4.92,   0.42,
09/09 06Z,  -0.50,  -1.83,  99.90,  -1.92,   0.42,
09/09 07Z,  -0.50,   0.21,  99.90,   0.12,   0.42,
09/09 08Z,  -0.50,   0.57,  99.90,   0.48,   0.42,  (max)
09/09 09Z,  -0.50,  -1.00,  99.90,  -1.08,   0.42,
09/09 10Z,  -0.40,  -4.27,  99.90,  -4.25,   0.42,
09/09 11Z,  -0.30,  -8.54,  99.90,  -8.43,   0.42,
09/09 12Z,  -0.20, -12.80,  99.90, -12.58,   0.42,
09/09 13Z,  -0.10, -15.98,  99.90, -15.66,   0.42,
09/09 14Z,   0.00, -17.30,  99.90, -16.88,   0.42,  (min)
09/09 15Z,   0.00, -16.48,  99.90, -16.06,   0.42,
09/09 16Z,   0.00, -13.77,  99.90, -13.35,   0.42,
09/09 17Z,  -0.10,  -9.88,  99.90,  -9.56,   0.42,
09/09 18Z,  -0.30,  -5.75,  99.90,  -5.63,   0.42,
09/09 19Z,  -0.40,  -2.34,  99.90,  -2.32,   0.42,
09/09 20Z,  -0.40,  -0.42,  99.90,  -0.41,   0.42,  (max)
09/09 21Z,  -0.40,  -0.45,  99.90,  -0.43,   0.42,
09/09 22Z,  -0.40,  -2.38,  99.90,  -2.36,   0.42,
09/09 23Z,  -0.30,  -5.70,  99.90,  -5.58,   0.42,
09/10 00Z,  -0.20,  -9.47,  99.90,  -9.26,   0.42,
09/10 01Z,  -0.20, -12.65,  99.90, -12.43,   0.42,
09/10 02Z,  -0.10, -14.32,  99.90, -14.00,   0.42,  (min)
09/10 03Z,  -0.10, -14.02,  99.90, -13.71,   0.42,
09/10 04Z,  -0.20, -11.85,  99.90, -11.63,   0.42,
09/10 05Z,  -0.20,  -8.35,  99.90,  -8.13,   0.42,
09/10 06Z,  -0.30,  -4.39,  99.90,  -4.28,   0.42,
09/10 07Z,  -0.40,  -0.97,  99.90,  -0.95,   0.42,
09/10 08Z,  -0.40,   1.06,  99.90,   1.08,   0.42,
09/10 09Z,  -0.40,   1.08,  99.90,   1.10,   0.42,  (max)
09/10 10Z,  -0.40,  -1.05,  99.90,  -1.04,   0.42,
09/10 11Z,  -0.30,  -4.94,  99.90,  -4.83,   0.42,
09/10 12Z,  -0.30,  -9.68,  99.90,  -9.57,   0.42,