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 12:21:55 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 12Z,   1.80,  -6.00,  -6.85,  99.90,  -2.65,
04/18 13Z,   1.70, -10.96, -11.97,  99.90,  -2.71,
04/18 14Z,   1.60, -16.56, -17.57,  99.90,  -2.61,
04/18 15Z,   1.50, -21.55, -22.51,  99.90,  -2.46,
04/18 16Z,   1.50, -24.52, -25.41,  99.90,  -2.39,  (min)
04/18 17Z,   1.50, -24.55, -25.25,  99.90,  -2.20,
04/18 18Z,   1.80, -21.74, -22.36,  99.90,  -2.42,
04/18 19Z,   1.70, -17.08, -17.98,  99.90,  -2.60,
04/18 20Z,   1.70, -11.86, -12.92,  99.90,  -2.76,
04/18 21Z,   1.70,  -7.31,  -8.25,  99.90,  -2.64,
04/18 22Z,   1.60,  -4.44,  -5.59,  99.90,  -2.75,
04/18 23Z,   1.60,  -3.82,  -5.13,  99.90,  -2.91,  (max)
04/19 00Z,   1.80,  -5.38,  -6.46,  99.90,  -2.88,
04/19 01Z,   1.70,  -8.62,  -9.54,  99.90,  -2.62,
04/19 02Z,   1.60, -12.77, -13.57,  99.90,  -2.40,
04/19 03Z,   1.60, -16.84, -17.64,  99.90,  -2.40,
04/19 04Z,   1.60, -19.59, -20.47,  99.90,  -2.48,
04/19 05Z,   1.70, -19.96, -20.66,  99.90,  -2.40,  (min)
04/19 06Z,   1.80, -17.71, -18.02,  99.90,  -2.11,
04/19 07Z,   1.80, -13.58, -14.14,  99.90,  -2.36,
04/19 08Z,   1.70,  -8.77,  -9.31,  99.90,  -2.24,
04/19 09Z,   1.70,  -4.49,  -5.03,  99.90,  -2.24,
04/19 10Z,   1.80,  -1.78,  -2.31,  99.90,  -2.33,
04/19 11Z,   1.90,  -1.35,  -2.00,  99.90,  -2.55,  (max)
04/19 12Z,   1.80,  -3.38,  -4.17,  99.90,  -2.59,
04/19 13Z,   1.70,  -7.43,  -8.23,  99.90,  -2.50,
04/19 14Z,   1.60, -12.73, -13.70,  99.90,  -2.57,
04/19 15Z,   1.70, -18.29, -19.05,  99.90,  -2.46,
04/19 16Z,   1.80, -22.80, -23.68,  99.90,  -2.68,
04/19 17Z,   2.00, -24.97, -25.69,  99.90,  -2.72,  (min)
04/19 18Z,   1.60, -24.14, -24.65,  99.90,  -2.11,
04/19 19Z,   1.50, -20.75, -21.36,  99.90,  -2.11,
04/19 20Z,   1.60, -15.91, -16.77,  99.90,  -2.46,
04/19 21Z,   1.70, -10.92, -11.82,  99.90,  -2.60,
04/19 22Z,   1.80,  -6.87,  -7.77,  99.90,  -2.70,
04/19 23Z,   2.00,  -4.62,  -5.77,  99.90,  -3.15,
04/20 00Z,   1.40,  -4.54,  -5.70,  99.90,  -2.56,  (max)
04/20 01Z,   1.50,  -6.43,  -7.42,  99.90,  -2.49,
04/20 02Z,   1.60,  -9.71, -10.49,  99.90,  -2.38,
04/20 03Z,   1.70, -13.60, -14.29,  99.90,  -2.39,
04/20 04Z,   1.90, -17.12, -17.74,  99.90,  -2.52,
04/20 05Z,   2.10, -19.10, -19.80,  99.90,  -2.80,  (min)
04/20 06Z,   2.20, -18.70, -19.14,  99.90,  -2.64,
04/20 07Z,   2.40, -15.96, -16.28,  99.90,  -2.72,
04/20 08Z,   2.60, -11.78, -12.27,  99.90,  -3.09,
04/20 09Z,   2.60,  -7.33,  -7.82,  99.90,  -3.09,
04/20 10Z,   2.50,  -3.69,  -4.14,  99.90,  -2.95,
04/20 11Z,   2.40,  -1.76,  -2.26,  99.90,  -2.90,  (max)
04/20 12Z,   2.20,  -2.07,  -2.67,  99.90,  -2.80,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 13Z,   2.00,  -4.64,  99.90,  -5.43,  -2.79,
04/20 14Z,   1.80,  -8.94,  99.90,  -9.92,  -2.78,
04/20 15Z,   1.70, -14.15,  99.90, -15.22,  -2.77,
04/20 16Z,   1.70, -19.28,  99.90, -20.33,  -2.76,
04/20 17Z,   1.90, -23.08,  99.90, -23.93,  -2.75,
04/20 18Z,   2.10, -24.46,  99.90, -25.10,  -2.74,  (min)
04/20 19Z,   2.20, -23.06,  99.90, -23.59,  -2.73,
04/20 20Z,   2.30, -19.49,  99.90, -19.91,  -2.72,
04/20 21Z,   2.40, -14.91,  99.90, -15.22,  -2.71,
04/20 22Z,   2.40, -10.46,  99.90, -10.76,  -2.70,
04/20 23Z,   2.20,  -7.06,  99.90,  -7.54,  -2.69,
04/21 00Z,   2.10,  -5.37,  99.90,  -5.95,  -2.68,  (max)
04/21 01Z,   1.90,  -5.65,  99.90,  -6.42,  -2.68,
04/21 02Z,   1.80,  -7.59,  99.90,  -8.47,  -2.68,
04/21 03Z,   1.70, -10.61,  99.90, -11.58,  -2.68,
04/21 04Z,   1.70, -13.99,  99.90, -14.97,  -2.68,
04/21 05Z,   1.80, -16.83,  99.90, -17.71,  -2.68,
04/21 06Z,   1.80, -18.12,  99.90, -19.00,  -2.68,  (min)
04/21 07Z,   1.90, -17.24,  99.90, -18.02,  -2.68,
04/21 08Z,   1.90, -14.42,  99.90, -15.20,  -2.68,
04/21 09Z,   1.90, -10.58,  99.90, -11.36,  -2.68,
04/21 10Z,   1.90,  -6.75,  99.90,  -7.53,  -2.68,
04/21 11Z,   1.90,  -3.83,  99.90,  -4.61,  -2.68,
04/21 12Z,   1.80,  -2.55,  99.90,  -3.43,  -2.68,  (max)
04/21 13Z,   1.80,  -3.33,  99.90,  -4.21,  -2.68,
04/21 14Z,   1.70,  -6.06,  99.90,  -7.04,  -2.68,
04/21 15Z,   1.70, -10.18,  99.90, -11.16,  -2.68,
04/21 16Z,   1.80, -14.93,  99.90, -15.81,  -2.68,
04/21 17Z,   1.80, -19.38,  99.90, -20.26,  -2.68,
04/21 18Z,   1.80, -22.46,  99.90, -23.34,  -2.68,
04/21 19Z,   1.80, -23.27,  99.90, -24.15,  -2.68,  (min)
04/21 20Z,   1.80, -21.67,  99.90, -22.55,  -2.68,
04/21 21Z,   1.80, -18.35,  99.90, -19.23,  -2.68,
04/21 22Z,   1.80, -14.35,  99.90, -15.22,  -2.68,
04/21 23Z,   1.70, -10.57,  99.90, -11.55,  -2.68,
04/22 00Z,   1.70,  -7.77,  99.90,  -8.75,  -2.68,
04/22 01Z,   1.70,  -6.48,  99.90,  -7.46,  -2.68,  (max)
04/22 02Z,   1.70,  -6.83,  99.90,  -7.81,  -2.68,
04/22 03Z,   1.80,  -8.53,  99.90,  -9.41,  -2.68,
04/22 04Z,   1.90, -11.06,  99.90, -11.84,  -2.68,
04/22 05Z,   1.90, -13.82,  99.90, -14.60,  -2.68,
04/22 06Z,   1.80, -16.06,  99.90, -16.94,  -2.68,
04/22 07Z,   1.70, -16.91,  99.90, -17.89,  -2.68,  (min)
04/22 08Z,   1.60, -15.94,  99.90, -17.01,  -2.68,
04/22 09Z,   1.40, -13.44,  99.90, -14.72,  -2.68,
04/22 10Z,   1.30, -10.21,  99.90, -11.59,  -2.68,
04/22 11Z,   1.30,  -7.09,  99.90,  -8.47,  -2.68,
04/22 12Z,   1.30,  -4.79,  99.90,  -6.17,  -2.68,
04/22 13Z,   1.40,  -3.91,  99.90,  -5.19,  -2.68,  (max)
04/22 14Z,   1.50,  -4.79,  99.90,  -5.97,  -2.68,
04/22 15Z,   1.60,  -7.28,  99.90,  -8.36,  -2.68,
04/22 16Z,   1.70, -10.89,  99.90, -11.87,  -2.68,
04/22 17Z,   1.70, -14.96,  99.90, -15.93,  -2.68,
04/22 18Z,   1.60, -18.71,  99.90, -19.79,  -2.68,
04/22 19Z,   1.50, -21.24,  99.90, -22.42,  -2.68,
04/22 20Z,   1.30, -21.81,  99.90, -23.19,  -2.68,  (min)
04/22 21Z,   1.20, -20.39,  99.90, -21.87,  -2.68,
04/22 22Z,   1.10, -17.61,  99.90, -19.19,  -2.68,
04/22 23Z,   1.00, -14.29,  99.90, -15.97,  -2.68,
04/23 00Z,   1.10, -11.14,  99.90, -12.72,  -2.68,
04/23 01Z,   1.20,  -8.75,  99.90, -10.23,  -2.68,
04/23 02Z,   1.30,  -7.58,  99.90,  -8.96,  -2.68,  (max)
04/23 03Z,   1.40,  -7.74,  99.90,  -9.02,  -2.68,
04/23 04Z,   1.50,  -8.99,  99.90, -10.17,  -2.68,
04/23 05Z,   1.60, -10.94,  99.90, -12.02,  -2.68,
04/23 06Z,   1.70, -13.18,  99.90, -14.15,  -2.68,
04/23 07Z,   1.70, -15.05,  99.90, -16.03,  -2.68,
04/23 08Z,   1.60, -15.82,  99.90, -16.90,  -2.68,  (min)
04/23 09Z,   1.40, -15.13,  99.90, -16.41,  -2.68,
04/23 10Z,   1.20, -13.23,  99.90, -14.71,  -2.68,
04/23 11Z,   1.00, -10.71,  99.90, -12.39,  -2.68,
04/23 12Z,   0.90,  -8.20,  99.90,  -9.98,  -2.68,
04/23 13Z,   0.80,  -6.27,  99.90,  -8.14,  -2.68,
04/23 14Z,   0.90,  -5.46,  99.90,  -7.24,  -2.68,  (max)
04/23 15Z,   1.00,  -6.09,  99.90,  -7.77,  -2.68,
04/23 16Z,   1.20,  -8.06,  99.90,  -9.54,  -2.68,
04/23 17Z,   1.40, -10.97,  99.90, -12.25,  -2.68,
04/23 18Z,   1.60, -14.35,  99.90, -15.43,  -2.68,
04/23 19Z,   1.60, -17.58,  99.90, -18.66,  -2.68,
04/23 20Z,   1.60, -19.83,  99.90, -20.91,  -2.68,
04/23 21Z,   1.50, -20.49,  99.90, -21.67,  -2.68,  (min)
04/23 22Z,   1.40, -19.51,  99.90, -20.79,  -2.68,
04/23 23Z,   1.30, -17.36,  99.90, -18.74,  -2.68,
04/24 00Z,   1.20, -14.65,  99.90, -16.13,  -2.68,