EXTRA-TROPICAL  STORM  SURGE
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Skagway, AK : 04/20/2026 06:23:33 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 12Z,   1.80,  -1.69,  -2.54,  99.90,  -2.65,
04/18 13Z,   1.70,  -6.65,  -7.66,  99.90,  -2.71,
04/18 14Z,   1.60, -12.25, -13.26,  99.90,  -2.61,
04/18 15Z,   1.50, -17.24, -18.20,  99.90,  -2.46,
04/18 16Z,   1.50, -20.21, -21.10,  99.90,  -2.39,  (min)
04/18 17Z,   1.50, -20.24, -20.94,  99.90,  -2.20,
04/18 18Z,   1.80, -17.43, -18.05,  99.90,  -2.42,
04/18 19Z,   1.70, -12.77, -13.67,  99.90,  -2.60,
04/18 20Z,   1.70,  -7.55,  -8.61,  99.90,  -2.76,
04/18 21Z,   1.70,  -3.00,  -3.94,  99.90,  -2.64,
04/18 22Z,   1.60,  -0.13,  -1.28,  99.90,  -2.75,
04/18 23Z,   1.60,   0.49,  -0.82,  99.90,  -2.91,  (max)
04/19 00Z,   1.80,  -1.07,  -2.15,  99.90,  -2.88,
04/19 01Z,   1.70,  -4.31,  -5.23,  99.90,  -2.62,
04/19 02Z,   1.60,  -8.46,  -9.26,  99.90,  -2.40,
04/19 03Z,   1.60, -12.53, -13.33,  99.90,  -2.40,
04/19 04Z,   1.60, -15.28, -16.16,  99.90,  -2.48,
04/19 05Z,   1.70, -15.65, -16.35,  99.90,  -2.40,  (min)
04/19 06Z,   1.80, -13.40, -13.71,  99.90,  -2.11,
04/19 07Z,   1.80,  -9.27,  -9.83,  99.90,  -2.36,
04/19 08Z,   1.70,  -4.46,  -5.00,  99.90,  -2.24,
04/19 09Z,   1.70,  -0.18,  -0.72,  99.90,  -2.24,
04/19 10Z,   1.80,   2.53,   2.00,  99.90,  -2.33,
04/19 11Z,   1.90,   2.96,   2.31,  99.90,  -2.55,  (max)
04/19 12Z,   1.80,   0.93,   0.14,  99.90,  -2.59,
04/19 13Z,   1.70,  -3.12,  -3.92,  99.90,  -2.50,
04/19 14Z,   1.60,  -8.42,  -9.39,  99.90,  -2.57,
04/19 15Z,   1.70, -13.98, -14.74,  99.90,  -2.46,
04/19 16Z,   1.80, -18.49, -19.37,  99.90,  -2.68,
04/19 17Z,   2.00, -20.66, -21.38,  99.90,  -2.72,  (min)
04/19 18Z,   1.60, -19.83, -20.34,  99.90,  -2.11,
04/19 19Z,   1.50, -16.44, -17.05,  99.90,  -2.11,
04/19 20Z,   1.60, -11.60, -12.46,  99.90,  -2.46,
04/19 21Z,   1.70,  -6.61,  -7.51,  99.90,  -2.60,
04/19 22Z,   1.80,  -2.56,  -3.46,  99.90,  -2.70,
04/19 23Z,   2.00,  -0.31,  -1.46,  99.90,  -3.15,
04/20 00Z,   1.40,  -0.23,  -1.39,  99.90,  -2.56,  (max)
04/20 01Z,   1.50,  -2.12,  -3.11,  99.90,  -2.49,
04/20 02Z,   1.60,  -5.40,  -6.18,  99.90,  -2.38,
04/20 03Z,   1.70,  -9.29,  -9.98,  99.90,  -2.39,
04/20 04Z,   1.90, -12.81, -13.43,  99.90,  -2.52,
04/20 05Z,   2.10, -14.79, -15.49,  99.90,  -2.80,  (min)
04/20 06Z,   2.20, -14.39, -14.83,  99.90,  -2.64,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 07Z,   2.40, -11.65,  99.90, -11.90,  -2.64,
04/20 08Z,   2.60,  -7.47,  99.90,  -7.51,  -2.64,
04/20 09Z,   2.60,  -3.02,  99.90,  -3.06,  -2.65,
04/20 10Z,   2.50,   0.62,  99.90,   0.47,  -2.65,
04/20 11Z,   2.40,   2.55,  99.90,   2.30,  -2.65,  (max)
04/20 12Z,   2.20,   2.24,  99.90,   1.79,  -2.65,
04/20 13Z,   2.00,  -0.33,  99.90,  -0.98,  -2.66,
04/20 14Z,   1.80,  -4.63,  99.90,  -5.48,  -2.66,
04/20 15Z,   1.70,  -9.84,  99.90, -10.80,  -2.66,
04/20 16Z,   1.70, -14.97,  99.90, -15.93,  -2.66,
04/20 17Z,   1.90, -18.77,  99.90, -19.54,  -2.66,
04/20 18Z,   2.10, -20.15,  99.90, -20.72,  -2.67,  (min)
04/20 19Z,   2.20, -18.75,  99.90, -19.22,  -2.67,
04/20 20Z,   2.30, -15.18,  99.90, -15.55,  -2.67,
04/20 21Z,   2.40, -10.60,  99.90, -10.87,  -2.67,
04/20 22Z,   2.40,  -6.15,  99.90,  -6.42,  -2.67,
04/20 23Z,   2.20,  -2.75,  99.90,  -3.21,  -2.67,
04/21 00Z,   2.10,  -1.06,  99.90,  -1.63,  -2.67,  (max)
04/21 01Z,   1.90,  -1.34,  99.90,  -2.10,  -2.67,
04/21 02Z,   1.80,  -3.28,  99.90,  -4.14,  -2.67,
04/21 03Z,   1.70,  -6.30,  99.90,  -7.26,  -2.67,
04/21 04Z,   1.70,  -9.68,  99.90, -10.65,  -2.67,
04/21 05Z,   1.80, -12.52,  99.90, -13.39,  -2.67,
04/21 06Z,   1.80, -13.81,  99.90, -14.67,  -2.67,  (min)
04/21 07Z,   1.90, -12.93,  99.90, -13.69,  -2.67,
04/21 08Z,   1.90, -10.11,  99.90, -10.88,  -2.67,
04/21 09Z,   1.90,  -6.27,  99.90,  -7.04,  -2.67,
04/21 10Z,   1.90,  -2.44,  99.90,  -3.21,  -2.67,
04/21 11Z,   1.90,   0.48,  99.90,  -0.29,  -2.67,
04/21 12Z,   1.80,   1.76,  99.90,   0.89,  -2.67,  (max)
04/21 13Z,   1.80,   0.98,  99.90,   0.11,  -2.67,
04/21 14Z,   1.70,  -1.75,  99.90,  -2.71,  -2.67,
04/21 15Z,   1.70,  -5.87,  99.90,  -6.83,  -2.67,
04/21 16Z,   1.80, -10.62,  99.90, -11.48,  -2.67,
04/21 17Z,   1.80, -15.07,  99.90, -15.94,  -2.67,
04/21 18Z,   1.80, -18.15,  99.90, -19.02,  -2.67,
04/21 19Z,   1.80, -18.96,  99.90, -19.83,  -2.67,  (min)
04/21 20Z,   1.80, -17.36,  99.90, -18.23,  -2.67,
04/21 21Z,   1.80, -14.04,  99.90, -14.91,  -2.67,
04/21 22Z,   1.80, -10.04,  99.90, -10.90,  -2.67,
04/21 23Z,   1.70,  -6.26,  99.90,  -7.22,  -2.67,
04/22 00Z,   1.70,  -3.46,  99.90,  -4.42,  -2.67,
04/22 01Z,   1.70,  -2.17,  99.90,  -3.13,  -2.67,  (max)
04/22 02Z,   1.70,  -2.52,  99.90,  -3.49,  -2.67,
04/22 03Z,   1.80,  -4.22,  99.90,  -5.09,  -2.67,
04/22 04Z,   1.90,  -6.75,  99.90,  -7.52,  -2.67,
04/22 05Z,   1.90,  -9.51,  99.90, -10.28,  -2.67,
04/22 06Z,   1.80, -11.75,  99.90, -12.61,  -2.67,
04/22 07Z,   1.70, -12.60,  99.90, -13.57,  -2.67,  (min)
04/22 08Z,   1.60, -11.63,  99.90, -12.69,  -2.67,
04/22 09Z,   1.40,  -9.13,  99.90, -10.39,  -2.67,
04/22 10Z,   1.30,  -5.90,  99.90,  -7.27,  -2.67,
04/22 11Z,   1.30,  -2.78,  99.90,  -4.15,  -2.67,
04/22 12Z,   1.30,  -0.48,  99.90,  -1.85,  -2.67,
04/22 13Z,   1.40,   0.40,  99.90,  -0.87,  -2.67,  (max)
04/22 14Z,   1.50,  -0.48,  99.90,  -1.65,  -2.67,
04/22 15Z,   1.60,  -2.97,  99.90,  -4.04,  -2.67,
04/22 16Z,   1.70,  -6.58,  99.90,  -7.54,  -2.67,
04/22 17Z,   1.70, -10.65,  99.90, -11.61,  -2.67,
04/22 18Z,   1.60, -14.40,  99.90, -15.47,  -2.67,
04/22 19Z,   1.50, -16.93,  99.90, -18.09,  -2.67,
04/22 20Z,   1.30, -17.50,  99.90, -18.86,  -2.67,  (min)
04/22 21Z,   1.20, -16.08,  99.90, -17.55,  -2.67,
04/22 22Z,   1.10, -13.30,  99.90, -14.87,  -2.67,
04/22 23Z,   1.00,  -9.98,  99.90, -11.65,  -2.67,
04/23 00Z,   1.10,  -6.83,  99.90,  -8.39,  -2.67,
04/23 01Z,   1.20,  -4.44,  99.90,  -5.90,  -2.67,
04/23 02Z,   1.30,  -3.27,  99.90,  -4.64,  -2.67,  (max)
04/23 03Z,   1.40,  -3.43,  99.90,  -4.70,  -2.67,
04/23 04Z,   1.50,  -4.68,  99.90,  -5.85,  -2.67,
04/23 05Z,   1.60,  -6.63,  99.90,  -7.70,  -2.67,
04/23 06Z,   1.70,  -8.87,  99.90,  -9.83,  -2.67,
04/23 07Z,   1.70, -10.74,  99.90, -11.70,  -2.67,
04/23 08Z,   1.60, -11.51,  99.90, -12.58,  -2.67,  (min)
04/23 09Z,   1.40, -10.82,  99.90, -12.09,  -2.67,
04/23 10Z,   1.20,  -8.92,  99.90, -10.39,  -2.67,
04/23 11Z,   1.00,  -6.40,  99.90,  -8.07,  -2.67,
04/23 12Z,   0.90,  -3.89,  99.90,  -5.66,  -2.67,
04/23 13Z,   0.80,  -1.96,  99.90,  -3.82,  -2.67,
04/23 14Z,   0.90,  -1.15,  99.90,  -2.91,  -2.67,  (max)
04/23 15Z,   1.00,  -1.78,  99.90,  -3.45,  -2.67,
04/23 16Z,   1.20,  -3.75,  99.90,  -5.22,  -2.67,
04/23 17Z,   1.40,  -6.66,  99.90,  -7.93,  -2.67,
04/23 18Z,   1.60, -10.04,  99.90, -11.11,  -2.67,
04/23 19Z,   1.60, -13.27,  99.90, -14.33,  -2.67,
04/23 20Z,   1.60, -15.52,  99.90, -16.59,  -2.67,
04/23 21Z,   1.50, -16.18,  99.90, -17.35,  -2.67,  (min)
04/23 22Z,   1.40, -15.20,  99.90, -16.46,  -2.67,
04/23 23Z,   1.30, -13.05,  99.90, -14.42,  -2.67,
04/24 00Z,   1.20, -10.34,  99.90, -11.81,  -2.67,