EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 04/23/2026 03:22:41 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 12Z,  -0.20,   1.64,   1.55,  99.90,   0.11,  (max)
04/21 13Z,  -0.20,   0.07,  -0.10,  99.90,   0.03,
04/21 14Z,  -0.30,  -3.20,  -3.48,  99.90,   0.02,
04/21 15Z,  -0.40,  -7.55,  -7.78,  99.90,   0.17,
04/21 16Z,  -0.40, -11.99, -12.20,  99.90,   0.19,
04/21 17Z,  -0.40, -15.51, -15.65,  99.90,   0.26,
04/21 18Z,  -0.30, -17.33, -17.45,  99.90,   0.18,  (min)
04/21 19Z,  -0.30, -17.13, -17.30,  99.90,   0.13,
04/21 20Z,  -0.30, -15.08, -15.40,  99.90,  -0.02,
04/21 21Z,  -0.40, -11.78, -12.05,  99.90,   0.13,
04/21 22Z,  -0.40,  -8.04,  -8.33,  99.90,   0.11,
04/21 23Z,  -0.40,  -4.73,  -5.02,  99.90,   0.11,
04/22 00Z,  -0.20,  -2.55,  -2.86,  99.90,  -0.11,
04/22 01Z,  -0.20,  -1.93,  -2.30,  99.90,  -0.17,  (max)
04/22 02Z,  -0.30,  -2.94,  -3.33,  99.90,  -0.09,
04/22 03Z,  -0.40,  -5.17,  -5.55,  99.90,   0.02,
04/22 04Z,  -0.40,  -7.89,  -8.24,  99.90,   0.05,
04/22 05Z,  -0.50, -10.22, -10.55,  99.90,   0.17,
04/22 06Z,  -0.30, -11.45, -11.69,  99.90,   0.06,  (min)
04/22 07Z,  -0.40, -11.19, -11.41,  99.90,   0.18,
04/22 08Z,  -0.40,  -9.52,  -9.79,  99.90,   0.13,
04/22 09Z,  -0.50,  -6.88,  -7.25,  99.90,   0.13,
04/22 10Z,  -0.50,  -3.91,  -4.40,  99.90,   0.01,
04/22 11Z,  -0.50,  -1.34,  -1.81,  99.90,   0.03,
04/22 12Z,  -0.40,   0.22,  -0.25,  99.90,  -0.07,
04/22 13Z,  -0.40,   0.31,  -0.16,  99.90,  -0.07,  (max)
04/22 14Z,  -0.50,  -1.21,  -1.72,  99.90,  -0.01,
04/22 15Z,  -0.50,  -4.14,  -4.73,  99.90,  -0.09,
04/22 16Z,  -0.50,  -7.90,  -8.59,  99.90,  -0.19,
04/22 17Z,  -0.60, -11.67, -12.36,  99.90,  -0.09,
04/22 18Z,  -0.50, -14.62, -15.22,  99.90,  -0.10,
04/22 19Z,  -0.50, -16.13, -16.69,  99.90,  -0.06,  (min)
04/22 20Z,  -0.50, -15.93, -16.47,  99.90,  -0.04,
04/22 21Z,  -0.60, -14.19, -14.75,  99.90,   0.04,
04/22 22Z,  -0.60, -11.40, -11.95,  99.90,   0.05,
04/22 23Z,  -0.60,  -8.23,  -8.83,  99.90,   0.00,
04/23 00Z,  -0.70,  -5.39,  -6.08,  99.90,   0.01,
04/23 01Z,  -0.70,  -3.49,  -4.27,  99.90,  -0.08,
04/23 02Z,  -0.60,  -2.88,  -3.80,  99.90,  -0.32,  (max)
04/23 03Z,  -0.60,  -3.61,  -4.55,  99.90,  -0.34,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/23 04Z,  -0.60,  -5.35,  99.90,  -6.25,  -0.30,
04/23 05Z,  -0.60,  -7.50,  99.90,  -8.37,  -0.27,
04/23 06Z,  -0.50,  -9.38,  99.90, -10.11,  -0.23,
04/23 07Z,  -0.60, -10.42,  99.90, -11.21,  -0.19,  (min)
04/23 08Z,  -0.60, -10.29,  99.90, -11.05,  -0.15,
04/23 09Z,  -0.60,  -9.05,  99.90,  -9.76,  -0.12,
04/23 10Z,  -0.70,  -7.00,  99.90,  -7.77,  -0.08,
04/23 11Z,  -0.70,  -4.64,  99.90,  -5.38,  -0.04,
04/23 12Z,  -0.70,  -2.54,  99.90,  -3.24,  -0.00,
04/23 13Z,  -0.80,  -1.22,  99.90,  -1.99,   0.03,
04/23 14Z,  -0.80,  -1.07,  99.90,  -1.80,   0.07,  (max)
04/23 15Z,  -0.70,  -2.23,  99.90,  -2.82,   0.11,
04/23 16Z,  -0.70,  -4.58,  99.90,  -5.17,   0.11,
04/23 17Z,  -0.70,  -7.66,  99.90,  -8.25,   0.11,
04/23 18Z,  -0.70, -10.85,  99.90, -11.44,   0.11,
04/23 19Z,  -0.80, -13.45,  99.90, -14.14,   0.11,
04/23 20Z,  -0.80, -14.91,  99.90, -15.60,   0.11,
04/23 21Z,  -0.80, -14.96,  99.90, -15.65,   0.11,  (min)
04/23 22Z,  -0.70, -13.67,  99.90, -14.27,   0.11,
04/23 23Z,  -0.70, -11.40,  99.90, -11.99,   0.11,
04/24 00Z,  -0.70,  -8.68,  99.90,  -9.27,   0.11,
04/24 01Z,  -0.70,  -6.11,  99.90,  -6.70,   0.11,
04/24 02Z,  -0.60,  -4.23,  99.90,  -4.72,   0.11,
04/24 03Z,  -0.70,  -3.41,  99.90,  -4.00,   0.11,  (max)
04/24 04Z,  -0.70,  -3.72,  99.90,  -4.31,   0.11,
04/24 05Z,  -0.80,  -4.99,  99.90,  -5.68,   0.11,
04/24 06Z,  -0.80,  -6.76,  99.90,  -7.45,   0.11,
04/24 07Z,  -0.90,  -8.48,  99.90,  -9.28,   0.11,
04/24 08Z,  -0.90,  -9.66,  99.90, -10.45,   0.11,
04/24 09Z,  -0.90,  -9.95,  99.90, -10.74,   0.11,  (min)
04/24 10Z,  -0.90,  -9.28,  99.90, -10.08,   0.11,
04/24 11Z,  -0.80,  -7.83,  99.90,  -8.52,   0.11,
04/24 12Z,  -0.80,  -5.93,  99.90,  -6.62,   0.11,
04/24 13Z,  -0.70,  -4.06,  99.90,  -4.65,   0.11,
04/24 14Z,  -0.70,  -2.68,  99.90,  -3.27,   0.11,
04/24 15Z,  -0.80,  -2.18,  99.90,  -2.87,   0.11,  (max)
04/24 16Z,  -0.80,  -2.79,  99.90,  -3.49,   0.11,
04/24 17Z,  -0.90,  -4.51,  99.90,  -5.30,   0.11,
04/24 18Z,  -0.90,  -7.03,  99.90,  -7.82,   0.11,
04/24 19Z,  -1.00,  -9.85,  99.90, -10.74,   0.11,
04/24 20Z,  -0.90, -12.35,  99.90, -13.14,   0.11,
04/24 21Z,  -0.90, -13.98,  99.90, -14.77,   0.11,
04/24 22Z,  -0.80, -14.39,  99.90, -15.08,   0.11,  (min)
04/24 23Z,  -0.70, -13.52,  99.90, -14.11,   0.11,
04/25 00Z,  -0.60, -11.61,  99.90, -12.10,   0.11,
04/25 01Z,  -0.60,  -9.10,  99.90,  -9.59,   0.11,
04/25 02Z,  -0.60,  -6.55,  99.90,  -7.04,   0.11,
04/25 03Z,  -0.60,  -4.48,  99.90,  -4.98,   0.11,
04/25 04Z,  -0.60,  -3.33,  99.90,  -3.82,   0.11,
04/25 05Z,  -0.60,  -3.28,  99.90,  -3.77,   0.11,  (max)
04/25 06Z,  -0.70,  -4.26,  99.90,  -4.85,   0.11,
04/25 07Z,  -0.70,  -5.95,  99.90,  -6.54,   0.11,
04/25 08Z,  -0.80,  -7.85,  99.90,  -8.54,   0.11,
04/25 09Z,  -0.80,  -9.44,  99.90, -10.13,   0.11,
04/25 10Z,  -0.70, -10.29,  99.90, -10.88,   0.11,  (min)
04/25 11Z,  -0.70, -10.18,  99.90, -10.78,   0.11,
04/25 12Z,  -0.60,  -9.16,  99.90,  -9.65,   0.11,
04/25 13Z,  -0.60,  -7.47,  99.90,  -7.96,   0.11,
04/25 14Z,  -0.50,  -5.52,  99.90,  -5.91,   0.11,
04/25 15Z,  -0.50,  -3.82,  99.90,  -4.21,   0.11,
04/25 16Z,  -0.50,  -2.82,  99.90,  -3.21,   0.11,  (max)
04/25 17Z,  -0.60,  -2.87,  99.90,  -3.37,   0.11,
04/25 18Z,  -0.70,  -4.09,  99.90,  -4.68,   0.11,
04/25 19Z,  -0.70,  -6.29,  99.90,  -6.88,   0.11,
04/25 20Z,  -0.70,  -9.00,  99.90,  -9.59,   0.11,
04/25 21Z,  -0.70, -11.62,  99.90, -12.21,   0.11,
04/25 22Z,  -0.60, -13.50,  99.90, -13.99,   0.11,
04/25 23Z,  -0.50, -14.21,  99.90, -14.60,   0.11,  (min)
04/26 00Z,  -0.40, -13.58,  99.90, -13.87,   0.11,
04/26 01Z,  -0.30, -11.77,  99.90, -11.96,   0.11,
04/26 02Z,  -0.30,  -9.20,  99.90,  -9.39,   0.11,
04/26 03Z,  -0.30,  -6.44,  99.90,  -6.63,   0.11,
04/26 04Z,  -0.30,  -4.09,  99.90,  -4.28,   0.11,
04/26 05Z,  -0.40,  -2.67,  99.90,  -2.96,   0.11,
04/26 06Z,  -0.50,  -2.45,  99.90,  -2.85,   0.11,  (max)
04/26 07Z,  -0.60,  -3.47,  99.90,  -3.96,   0.11,
04/26 08Z,  -0.60,  -5.41,  99.90,  -5.90,   0.11,
04/26 09Z,  -0.60,  -7.76,  99.90,  -8.25,   0.11,
04/26 10Z,  -0.50,  -9.90,  99.90, -10.29,   0.11,
04/26 11Z,  -0.40, -11.27,  99.90, -11.56,   0.11,
04/26 12Z,  -0.30, -11.54,  99.90, -11.73,   0.11,  (min)
04/26 13Z,  -0.20, -10.66,  99.90, -10.75,   0.11,
04/26 14Z,  -0.20,  -8.86,  99.90,  -8.95,   0.11,
04/26 15Z,  -0.20,  -6.58,  99.90,  -6.67,   0.11,
04/26 16Z,  -0.20,  -4.41,  99.90,  -4.50,   0.11,
04/26 17Z,  -0.30,  -2.93,  99.90,  -3.12,   0.11,
04/26 18Z,  -0.40,  -2.59,  99.90,  -2.88,   0.11,
04/26 19Z,  99.90,  -3.57,  99.90,  99.90,   0.11,
04/26 20Z,  99.90,  -5.72,  99.90,  99.90,   0.11,
04/26 21Z,  99.90,  -8.55,  99.90,  99.90,   0.11,
04/26 22Z,  99.90, -11.37,  99.90,  99.90,   0.11,
04/26 23Z,  99.90, -13.45,  99.90,  99.90,   0.11,
04/27 00Z,  99.90, -14.26,  99.90,  99.90,   0.11,