EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 08/19/2026 14:22:52 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/17 18Z,  -0.40, -18.84, -18.92,  99.90,   0.32,
08/17 19Z,  -0.50, -18.46, -18.49,  99.90,   0.47,  (min)
08/17 20Z,  -0.50, -16.37, -16.42,  99.90,   0.45,
08/17 21Z,  -0.50, -13.13, -13.17,  99.90,   0.46,
08/17 22Z,  -0.40,  -9.53,  -9.62,  99.90,   0.31,
08/17 23Z,  -0.30,  -6.43,  -6.53,  99.90,   0.20,
08/18 00Z,  -0.40,  -4.57,  -4.68,  99.90,   0.29,
08/18 01Z,  -0.40,  -4.41,  -4.49,  99.90,   0.32,  (max)
08/18 02Z,  -0.40,  -6.00,  -6.09,  99.90,   0.31,
08/18 03Z,  -0.40,  -8.96,  -9.06,  99.90,   0.30,
08/18 04Z,  -0.40, -12.54, -12.71,  99.90,   0.23,
08/18 05Z,  -0.40, -15.86, -16.08,  99.90,   0.18,
08/18 06Z,  -0.50, -18.11, -18.21,  99.90,   0.40,
08/18 07Z,  -0.50, -18.82, -18.80,  99.90,   0.52,  (min)
08/18 08Z,  -0.50, -17.93, -17.78,  99.90,   0.65,
08/18 09Z,  -0.50, -15.74, -15.62,  99.90,   0.62,
08/18 10Z,  -0.50, -12.87, -12.88,  99.90,   0.49,
08/18 11Z,  -0.50, -10.03, -10.26,  99.90,   0.27,
08/18 12Z,  -0.50,  -7.91,  -8.23,  99.90,   0.18,
08/18 13Z,  -0.50,  -7.04,  -7.38,  99.90,   0.16,  (max)
08/18 14Z,  -0.40,  -7.63,  -7.88,  99.90,   0.15,
08/18 15Z,  -0.40,  -9.48,  -9.69,  99.90,   0.19,
08/18 16Z,  -0.40, -12.09, -12.17,  99.90,   0.32,
08/18 17Z,  -0.40, -14.70, -14.85,  99.90,   0.25,
08/18 18Z,  -0.40, -16.56, -16.79,  99.90,   0.17,
08/18 19Z,  -0.50, -17.14, -17.38,  99.90,   0.26,  (min)
08/18 20Z,  -0.50, -16.26, -16.43,  99.90,   0.33,
08/18 21Z,  -0.50, -14.14, -14.22,  99.90,   0.42,
08/18 22Z,  -0.50, -11.30, -11.39,  99.90,   0.41,
08/18 23Z,  -0.40,  -8.43,  -8.55,  99.90,   0.28,
08/19 00Z,  -0.40,  -6.22,  -6.38,  99.90,   0.24,
08/19 01Z,  -0.40,  -5.21,  -5.46,  99.90,   0.15,  (max)
08/19 02Z,  -0.40,  -5.66,  -5.91,  99.90,   0.15,
08/19 03Z,  -0.40,  -7.47,  -7.77,  99.90,   0.10,
08/19 04Z,  -0.40, -10.22, -10.51,  99.90,   0.11,
08/19 05Z,  -0.50, -13.25, -13.51,  99.90,   0.24,
08/19 06Z,  -0.40, -15.85, -16.03,  99.90,   0.22,
08/19 07Z,  -0.50, -17.48, -17.50,  99.90,   0.48,
08/19 08Z,  -0.50, -17.82, -17.78,  99.90,   0.54,  (min)
08/19 09Z,  -0.50, -16.91, -16.93,  99.90,   0.48,
08/19 10Z,  -0.60, -15.05, -15.24,  99.90,   0.41,
08/19 11Z,  -0.50, -12.74, -13.11,  99.90,   0.13,
08/19 12Z,  -0.50, -10.57, -11.09,  99.90,  -0.02,
08/19 13Z,  -0.50,  -9.05,  -9.55,  99.90,   0.00,
08/19 14Z,  -0.40,  -8.54,  -8.91,  99.90,   0.03,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/19 15Z,  -0.40,  -9.10,  99.90,  -9.46,   0.04,
08/19 16Z,  -0.40, -10.55,  99.90, -10.89,   0.06,
08/19 17Z,  -0.40, -12.43,  99.90, -12.76,   0.07,
08/19 18Z,  -0.40, -14.17,  99.90, -14.48,   0.09,
08/19 19Z,  -0.50, -15.25,  99.90, -15.65,   0.10,
08/19 20Z,  -0.50, -15.32,  99.90, -15.70,   0.12,  (min)
08/19 21Z,  -0.50, -14.32,  99.90, -14.69,   0.13,
08/19 22Z,  -0.50, -12.48,  99.90, -12.83,   0.15,
08/19 23Z,  -0.50, -10.23,  99.90, -10.56,   0.17,
08/20 00Z,  -0.40,  -8.11,  99.90,  -8.33,   0.18,
08/20 01Z,  -0.40,  -6.65,  99.90,  -6.85,   0.20,
08/20 02Z,  -0.40,  -6.20,  99.90,  -6.39,   0.21,  (max)
08/20 03Z,  -0.40,  -6.90,  99.90,  -7.08,   0.21,
08/20 04Z,  -0.40,  -8.59,  99.90,  -8.77,   0.21,
08/20 05Z,  -0.40, -10.90,  99.90, -11.09,   0.21,
08/20 06Z,  -0.40, -13.34,  99.90, -13.52,   0.21,
08/20 07Z,  -0.50, -15.38,  99.90, -15.67,   0.21,
08/20 08Z,  -0.50, -16.64,  99.90, -16.92,   0.21,
08/20 09Z,  -0.60, -16.91,  99.90, -17.30,   0.21,  (min)
08/20 10Z,  -0.50, -16.23,  99.90, -16.52,   0.21,
08/20 11Z,  -0.50, -14.83,  99.90, -15.11,   0.21,
08/20 12Z,  -0.50, -13.08,  99.90, -13.37,   0.21,
08/20 13Z,  -0.40, -11.42,  99.90, -11.61,   0.21,
08/20 14Z,  -0.40, -10.23,  99.90, -10.41,   0.21,
08/20 15Z,  -0.40,  -9.74,  99.90,  -9.93,   0.21,  (max)
08/20 16Z,  -0.40, -10.02,  99.90, -10.21,   0.21,
08/20 17Z,  -0.40, -10.92,  99.90, -11.10,   0.21,
08/20 18Z,  -0.50, -12.12,  99.90, -12.40,   0.21,
08/20 19Z,  -0.50, -13.22,  99.90, -13.51,   0.21,
08/20 20Z,  -0.50, -13.87,  99.90, -14.15,   0.21,  (min)
08/20 21Z,  -0.40, -13.81,  99.90, -14.00,   0.21,
08/20 22Z,  -0.40, -13.01,  99.90, -13.20,   0.21,
08/20 23Z,  -0.40, -11.61,  99.90, -11.80,   0.21,
08/21 00Z,  -0.30,  -9.95,  99.90, -10.04,   0.21,
08/21 01Z,  -0.30,  -8.42,  99.90,  -8.50,   0.21,
08/21 02Z,  -0.30,  -7.39,  99.90,  -7.48,   0.21,
08/21 03Z,  -0.30,  -7.14,  99.90,  -7.22,   0.21,  (max)
08/21 04Z,  -0.40,  -7.74,  99.90,  -7.93,   0.21,
08/21 05Z,  -0.40,  -9.10,  99.90,  -9.29,   0.21,
08/21 06Z,  -0.40, -10.96,  99.90, -11.15,   0.21,
08/21 07Z,  -0.50, -12.96,  99.90, -13.25,   0.21,
08/21 08Z,  -0.50, -14.73,  99.90, -15.01,   0.21,
08/21 09Z,  -0.50, -15.93,  99.90, -16.22,   0.21,
08/21 10Z,  -0.40, -16.40,  99.90, -16.59,   0.21,  (min)
08/21 11Z,  -0.40, -16.08,  99.90, -16.27,   0.21,
08/21 12Z,  -0.40, -15.12,  99.90, -15.31,   0.21,
08/21 13Z,  -0.30, -13.76,  99.90, -13.84,   0.21,
08/21 14Z,  -0.30, -12.32,  99.90, -12.41,   0.21,
08/21 15Z,  -0.30, -11.12,  99.90, -11.20,   0.21,
08/21 16Z,  -0.30, -10.39,  99.90, -10.48,   0.21,
08/21 17Z,  -0.30, -10.24,  99.90, -10.33,   0.21,  (max)
08/21 18Z,  -0.40, -10.64,  99.90, -10.82,   0.21,
08/21 19Z,  -0.40, -11.38,  99.90, -11.57,   0.21,
08/21 20Z,  -0.40, -12.20,  99.90, -12.39,   0.21,
08/21 21Z,  -0.40, -12.80,  99.90, -12.99,   0.21,
08/21 22Z,  -0.40, -12.93,  99.90, -13.12,   0.21,  (min)
08/21 23Z,  -0.30, -12.49,  99.90, -12.58,   0.21,
08/22 00Z,  -0.20, -11.54,  99.90, -11.52,   0.21,
08/22 01Z,  -0.10, -10.27,  99.90, -10.16,   0.21,
08/22 02Z,  -0.10,  -9.00,  99.90,  -8.89,   0.21,
08/22 03Z,  -0.10,  -8.05,  99.90,  -7.93,   0.21,
08/22 04Z,  -0.20,  -7.66,  99.90,  -7.65,   0.21,  (max)
08/22 05Z,  -0.20,  -7.98,  99.90,  -7.97,   0.21,
08/22 06Z,  -0.30,  -9.01,  99.90,  -9.09,   0.21,
08/22 07Z,  -0.30, -10.58,  99.90, -10.67,   0.21,
08/22 08Z,  -0.30, -12.44,  99.90, -12.52,   0.21,
08/22 09Z,  -0.30, -14.25,  99.90, -14.34,   0.21,
08/22 10Z,  -0.20, -15.68,  99.90, -15.67,   0.21,
08/22 11Z,  -0.20, -16.48,  99.90, -16.47,   0.21,  (min)
08/22 12Z,  -0.10, -16.50,  99.90, -16.39,   0.21,
08/22 13Z,   0.00, -15.78,  99.90, -15.57,   0.21,
08/22 14Z,   0.00, -14.50,  99.90, -14.29,   0.21,
08/22 15Z,   0.00, -12.95,  99.90, -12.73,   0.21,
08/22 16Z,   0.00, -11.46,  99.90, -11.25,   0.21,
08/22 17Z,  -0.10, -10.35,  99.90, -10.24,   0.21,
08/22 18Z,  -0.10,  -9.82,  99.90,  -9.71,   0.21,  (max)
08/22 19Z,  -0.20,  -9.93,  99.90,  -9.91,   0.21,
08/22 20Z,  -0.20, -10.56,  99.90, -10.55,   0.21,
08/22 21Z,  -0.20, -11.48,  99.90, -11.46,   0.21,
08/22 22Z,  -0.10, -12.34,  99.90, -12.23,   0.21,
08/22 23Z,  -0.10, -12.83,  99.90, -12.72,   0.21,  (min)
08/23 00Z,   0.00, -12.74,  99.90, -12.53,   0.21,
08/23 01Z,   0.00, -12.03,  99.90, -11.82,   0.21,
08/23 02Z,   0.00, -10.85,  99.90, -10.64,   0.21,
08/23 03Z,   0.00,  -9.48,  99.90,  -9.27,   0.21,
08/23 04Z,   0.00,  -8.29,  99.90,  -8.07,   0.21,
08/23 05Z,   0.00,  -7.59,  99.90,  -7.38,   0.21,  (max)
08/23 06Z,  -0.10,  -7.63,  99.90,  -7.52,   0.21,