EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 08/13/2026 02:23:34 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/11 06Z,  -0.50,  -1.39,  -1.64,  99.90,   0.25,
08/11 07Z,  -0.50,   0.68,   0.55,  99.90,   0.37,
08/11 08Z,  -0.50,   1.17,   1.11,  99.90,   0.44,  (max)
08/11 09Z,  -0.50,  -0.23,  -0.38,  99.90,   0.35,
08/11 10Z,  -0.50,  -3.40,  -3.65,  99.90,   0.25,
08/11 11Z,  -0.50,  -7.74,  -8.14,  99.90,   0.10,
08/11 12Z,  -0.50, -12.30, -12.74,  99.90,   0.06,
08/11 13Z,  -0.50, -16.01, -16.36,  99.90,   0.15,
08/11 14Z,  -0.50, -17.99, -18.27,  99.90,   0.22,  (min)
08/11 15Z,  -0.50, -17.83, -17.98,  99.90,   0.35,
08/11 16Z,  -0.50, -15.64, -15.80,  99.90,   0.34,
08/11 17Z,  -0.50, -12.04, -12.26,  99.90,   0.28,
08/11 18Z,  -0.50,  -7.91,  -8.27,  99.90,   0.14,
08/11 19Z,  -0.50,  -4.20,  -4.72,  99.90,  -0.02,
08/11 20Z,  -0.50,  -1.73,  -2.24,  99.90,  -0.01,
08/11 21Z,  -0.50,  -1.02,  -1.39,  99.90,   0.13,  (max)
08/11 22Z,  -0.50,  -2.19,  -2.39,  99.90,   0.30,
08/11 23Z,  -0.50,  -4.85,  -4.90,  99.90,   0.45,
08/12 00Z,  -0.50,  -8.21,  -8.21,  99.90,   0.50,
08/12 01Z,  -0.50, -11.25, -11.34,  99.90,   0.41,
08/12 02Z,  -0.50, -13.04, -13.28,  99.90,   0.26,
08/12 03Z,  -0.40, -13.02, -13.32,  99.90,   0.10,  (min)
08/12 04Z,  -0.40, -11.17, -11.44,  99.90,   0.13,
08/12 05Z,  -0.50,  -7.94,  -8.17,  99.90,   0.27,
08/12 06Z,  -0.60,  -4.14,  -4.33,  99.90,   0.41,
08/12 07Z,  -0.60,  -0.69,  -0.88,  99.90,   0.41,
08/12 08Z,  -0.60,   1.53,   1.34,  99.90,   0.41,
08/12 09Z,  -0.60,   1.85,   1.66,  99.90,   0.41,  (max)
08/12 10Z,  -0.60,   0.02,  -0.27,  99.90,   0.31,
08/12 11Z,  -0.60,  -3.74,  -4.10,  99.90,   0.24,
08/12 12Z,  -0.60,  -8.65,  -9.06,  99.90,   0.19,
08/12 13Z,  -0.60, -13.55, -14.00,  99.90,   0.15,
08/12 14Z,  -0.60, -17.25, -17.67,  99.90,   0.18,
08/12 15Z,  -0.60, -18.86, -19.24,  99.90,   0.22,  (min)
08/12 16Z,  -0.60, -18.06, -18.42,  99.90,   0.24,
08/12 17Z,  -0.60, -15.14, -15.52,  99.90,   0.22,
08/12 18Z,  -0.70, -10.90, -11.35,  99.90,   0.25,
08/12 19Z,  -0.70,  -6.35,  -6.85,  99.90,   0.20,
08/12 20Z,  -0.70,  -2.54,  -3.07,  99.90,   0.17,
08/12 21Z,  -0.70,  -0.31,  -0.77,  99.90,   0.24,
08/12 22Z,  -0.60,  -0.16,  -0.48,  99.90,   0.28,  (max)
08/12 23Z,  -0.60,  -2.09,  -2.20,  99.90,   0.49,
08/13 00Z,  -0.60,  -5.52,  -5.54,  99.90,   0.58,
08/13 01Z,  -0.60,  -9.47,  -9.52,  99.90,   0.55,
08/13 02Z,  -0.60, -12.75, -12.97,  99.90,   0.38,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/13 03Z,  -0.60, -14.41,  99.90, -14.64,   0.37,  (min)
08/13 04Z,  -0.60, -13.97,  99.90, -14.22,   0.36,
08/13 05Z,  -0.60, -11.55,  99.90, -11.81,   0.34,
08/13 06Z,  -0.70,  -7.78,  99.90,  -8.15,   0.33,
08/13 07Z,  -0.70,  -3.59,  99.90,  -3.97,   0.32,
08/13 08Z,  -0.70,  -0.01,  99.90,  -0.40,   0.30,
08/13 09Z,  -0.70,   2.05,  99.90,   1.64,   0.29,  (max)
08/13 10Z,  -0.70,   1.96,  99.90,   1.54,   0.28,
08/13 11Z,  -0.60,  -0.45,  99.90,  -0.79,   0.26,
08/13 12Z,  -0.60,  -4.76,  99.90,  -5.11,   0.25,
08/13 13Z,  -0.60,  -9.99,  99.90, -10.36,   0.24,
08/13 14Z,  -0.60, -14.86,  99.90, -15.24,   0.22,
08/13 15Z,  -0.70, -18.13,  99.90, -18.61,   0.22,
08/13 16Z,  -0.70, -19.03,  99.90, -19.51,   0.22,  (min)
08/13 17Z,  -0.70, -17.41,  99.90, -17.89,   0.22,
08/13 18Z,  -0.70, -13.80,  99.90, -14.27,   0.22,
08/13 19Z,  -0.70,  -9.10,  99.90,  -9.58,   0.22,
08/13 20Z,  -0.70,  -4.46,  99.90,  -4.93,   0.22,
08/13 21Z,  -0.70,  -0.91,  99.90,  -1.39,   0.22,
08/13 22Z,  -0.60,   0.73,  99.90,   0.35,   0.22,  (max)
08/13 23Z,  -0.50,   0.07,  99.90,  -0.20,   0.22,
08/14 00Z,  -0.40,  -2.67,  99.90,  -2.85,   0.22,
08/14 01Z,  -0.40,  -6.75,  99.90,  -6.92,   0.22,
08/14 02Z,  -0.30, -10.98,  99.90, -11.06,   0.22,
08/14 03Z,  -0.30, -14.16,  99.90, -14.24,   0.22,
08/14 04Z,  -0.30, -15.39,  99.90, -15.47,   0.22,  (min)
08/14 05Z,  -0.30, -14.37,  99.90, -14.45,   0.22,
08/14 06Z,  -0.40, -11.40,  99.90, -11.58,   0.22,
08/14 07Z,  -0.40,  -7.26,  99.90,  -7.44,   0.22,
08/14 08Z,  -0.40,  -2.97,  99.90,  -3.15,   0.22,
08/14 09Z,  -0.40,   0.42,  99.90,   0.24,   0.22,
08/14 10Z,  -0.30,   2.03,  99.90,   1.96,   0.22,  (max)
08/14 11Z,  -0.30,   1.35,  99.90,   1.27,   0.22,
08/14 12Z,  -0.30,  -1.63,  99.90,  -1.71,   0.22,
08/14 13Z,  -0.20,  -6.28,  99.90,  -6.26,   0.22,
08/14 14Z,  -0.20, -11.47,  99.90, -11.45,   0.22,
08/14 15Z,  -0.20, -15.86,  99.90, -15.84,   0.22,
08/14 16Z,  -0.20, -18.34,  99.90, -18.32,   0.22,
08/14 17Z,  -0.30, -18.32,  99.90, -18.39,   0.22,  (min)
08/14 18Z,  -0.30, -15.90,  99.90, -15.98,   0.22,
08/14 19Z,  -0.30, -11.77,  99.90, -11.85,   0.22,
08/14 20Z,  -0.30,  -6.95,  99.90,  -7.03,   0.22,
08/14 21Z,  -0.30,  -2.58,  99.90,  -2.66,   0.22,
08/14 22Z,  -0.20,   0.34,  99.90,   0.36,   0.22,
08/14 23Z,  -0.10,   1.12,  99.90,   1.24,   0.22,  (max)
08/15 00Z,  -0.10,  -0.41,  99.90,  -0.29,   0.22,
08/15 01Z,   0.00,  -3.86,  99.90,  -3.64,   0.22,
08/15 02Z,   0.00,  -8.28,  99.90,  -8.06,   0.22,
08/15 03Z,   0.00, -12.43,  99.90, -12.21,   0.22,
08/15 04Z,   0.00, -15.16,  99.90, -14.94,   0.22,
08/15 05Z,  -0.10, -15.77,  99.90, -15.65,   0.22,  (min)
08/15 06Z,  -0.10, -14.16,  99.90, -14.04,   0.22,
08/15 07Z,  -0.20, -10.81,  99.90, -10.79,   0.22,
08/15 08Z,  -0.20,  -6.59,  99.90,  -6.56,   0.22,
08/15 09Z,  -0.20,  -2.52,  99.90,  -2.50,   0.22,
08/15 10Z,  -0.20,   0.38,  99.90,   0.40,   0.22,
08/15 11Z,  -0.20,   1.36,  99.90,   1.38,   0.22,  (max)
08/15 12Z,  -0.10,   0.06,  99.90,   0.18,   0.22,
08/15 13Z,  -0.10,  -3.32,  99.90,  -3.19,   0.22,
08/15 14Z,  -0.10,  -7.96,  99.90,  -7.84,   0.22,
08/15 15Z,  -0.10, -12.68,  99.90, -12.56,   0.22,
08/15 16Z,  -0.10, -16.23,  99.90, -16.10,   0.22,
08/15 17Z,  -0.10, -17.69,  99.90, -17.56,   0.22,  (min)
08/15 18Z,  -0.20, -16.74,  99.90, -16.72,   0.22,
08/15 19Z,  -0.20, -13.71,  99.90, -13.69,   0.22,
08/15 20Z,  -0.20,  -9.40,  99.90,  -9.37,   0.22,
08/15 21Z,  -0.20,  -4.84,  99.90,  -4.82,   0.22,
08/15 22Z,  -0.20,  -1.11,  99.90,  -1.09,   0.22,
08/15 23Z,  -0.10,   0.92,  99.90,   1.04,   0.22,  (max)
08/16 00Z,  -0.10,   0.76,  99.90,   0.88,   0.22,
08/16 01Z,   0.00,  -1.55,  99.90,  -1.33,   0.22,
08/16 02Z,   0.00,  -5.42,  99.90,  -5.20,   0.22,
08/16 03Z,  -0.10,  -9.80,  99.90,  -9.67,   0.22,
08/16 04Z,  -0.10, -13.50,  99.90, -13.37,   0.22,
08/16 05Z,  -0.20, -15.56,  99.90, -15.54,   0.22,  (min)
08/16 06Z,  -0.20, -15.51,  99.90, -15.48,   0.22,
08/16 07Z,  -0.30, -13.45,  99.90, -13.53,   0.22,
08/16 08Z,  -0.30,  -9.98,  99.90, -10.05,   0.22,
08/16 09Z,  -0.30,  -5.98,  99.90,  -6.06,   0.22,
08/16 10Z,  -0.30,  -2.43,  99.90,  -2.51,   0.22,
08/16 11Z,  -0.30,  -0.21,  99.90,  -0.29,   0.22,
08/16 12Z,  -0.20,   0.08,  99.90,   0.10,   0.22,  (max)
08/16 13Z,  -0.20,  -1.70,  99.90,  -1.68,   0.22,
08/16 14Z,  -0.20,  -5.16,  99.90,  -5.14,   0.22,
08/16 15Z,  -0.20,  -9.41,  99.90,  -9.39,   0.22,
08/16 16Z,  -0.20, -13.30,  99.90, -13.28,   0.22,
08/16 17Z,  -0.20, -15.78,  99.90, -15.76,   0.22,
08/16 18Z,  -0.30, -16.22,  99.90, -16.30,   0.22,