EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Skagway, AK : 04/18/2026 16:22:12 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 00Z,   1.60, -10.69, -11.87,  99.90,  -2.78,
04/17 01Z,   1.70, -15.00, -16.17,  99.90,  -2.87,
04/17 02Z,   1.80, -18.78, -19.95,  99.90,  -2.97,
04/17 03Z,   1.80, -20.80, -22.27,  99.90,  -3.27,  (min)
04/17 04Z,   1.80, -20.30, -21.47,  99.90,  -2.97,
04/17 05Z,   1.80, -17.46, -18.61,  99.90,  -2.95,
04/17 06Z,   1.60, -13.14, -14.31,  99.90,  -2.77,
04/17 07Z,   1.70,  -8.43,  -9.48,  99.90,  -2.75,
04/17 08Z,   1.70,  -4.51,  -5.58,  99.90,  -2.77,
04/17 09Z,   1.80,  -2.36,  -3.36,  99.90,  -2.80,  (max)
04/17 10Z,   1.80,  -2.55,  -3.60,  99.90,  -2.85,
04/17 11Z,   1.70,  -5.01,  -5.97,  99.90,  -2.66,
04/17 12Z,   1.60,  -9.22, -10.04,  99.90,  -2.42,
04/17 13Z,   1.70, -14.42, -15.44,  99.90,  -2.72,
04/17 14Z,   1.70, -19.51, -20.51,  99.90,  -2.70,
04/17 15Z,   1.70, -23.09, -24.14,  99.90,  -2.75,
04/17 16Z,   1.60, -24.04, -25.00,  99.90,  -2.56,  (min)
04/17 17Z,   1.60, -22.14, -23.04,  99.90,  -2.50,
04/17 18Z,   1.80, -18.08, -19.19,  99.90,  -2.91,
04/17 19Z,   1.80, -13.05, -14.16,  99.90,  -2.91,
04/17 20Z,   1.80,  -8.28,  -9.35,  99.90,  -2.87,
04/17 21Z,   1.80,  -4.91,  -6.13,  99.90,  -3.02,
04/17 22Z,   1.80,  -3.68,  -5.04,  99.90,  -3.16,  (max)
04/17 23Z,   1.70,  -4.72,  -6.05,  99.90,  -3.03,
04/18 00Z,   2.00,  -7.62,  -8.82,  99.90,  -3.20,
04/18 01Z,   1.90, -11.71, -12.70,  99.90,  -2.89,
04/18 02Z,   1.90, -16.07, -16.93,  99.90,  -2.76,
04/18 03Z,   1.80, -19.47, -20.53,  99.90,  -2.86,
04/18 04Z,   1.70, -20.71, -21.75,  99.90,  -2.74,  (min)
04/18 05Z,   1.60, -19.27, -19.95,  99.90,  -2.28,
04/18 06Z,   1.90, -15.62, -16.32,  99.90,  -2.60,
04/18 07Z,   1.80, -10.84, -11.66,  99.90,  -2.62,
04/18 08Z,   1.70,  -6.16,  -6.91,  99.90,  -2.45,
04/18 09Z,   1.60,  -2.73,  -3.38,  99.90,  -2.25,
04/18 10Z,   1.50,  -1.42,  -2.24,  99.90,  -2.32,  (max)
04/18 11Z,   1.50,  -2.60,  -3.45,  99.90,  -2.35,
04/18 12Z,   1.40,  -6.00,  -6.85,  99.90,  -2.25,
04/18 13Z,   1.40, -10.96, -11.97,  99.90,  -2.41,
04/18 14Z,   1.50, -16.56, -17.57,  99.90,  -2.51,
04/18 15Z,   1.50, -21.55, -22.51,  99.90,  -2.46,
04/18 16Z,   1.60, -24.52, -25.41,  99.90,  -2.49,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 17Z,   1.80, -24.55,  99.90, -25.26,  -2.51,
04/18 18Z,   1.90, -21.74,  99.90, -22.38,  -2.53,
04/18 19Z,   2.00, -17.08,  99.90, -17.64,  -2.56,
04/18 20Z,   2.00, -11.86,  99.90, -12.44,  -2.58,
04/18 21Z,   2.10,  -7.31,  99.90,  -7.81,  -2.60,
04/18 22Z,   2.00,  -4.44,  99.90,  -5.06,  -2.62,
04/18 23Z,   1.80,  -3.82,  99.90,  -4.66,  -2.64,  (max)
04/19 00Z,   1.70,  -5.38,  99.90,  -6.35,  -2.67,
04/19 01Z,   1.60,  -8.62,  99.90,  -9.70,  -2.69,
04/19 02Z,   1.50, -12.77,  99.90, -13.98,  -2.71,
04/19 03Z,   1.50, -16.84,  99.90, -18.07,  -2.73,
04/19 04Z,   1.60, -19.59,  99.90, -20.75,  -2.75,
04/19 05Z,   1.70, -19.96,  99.90, -21.01,  -2.75,  (min)
04/19 06Z,   1.90, -17.71,  99.90, -18.57,  -2.75,
04/19 07Z,   2.00, -13.58,  99.90, -14.34,  -2.75,
04/19 08Z,   2.10,  -8.77,  99.90,  -9.43,  -2.75,
04/19 09Z,   2.20,  -4.49,  99.90,  -5.05,  -2.75,
04/19 10Z,   2.20,  -1.78,  99.90,  -2.33,  -2.75,
04/19 11Z,   2.10,  -1.35,  99.90,  -2.01,  -2.75,  (max)
04/19 12Z,   1.90,  -3.38,  99.90,  -4.23,  -2.75,
04/19 13Z,   1.70,  -7.43,  99.90,  -8.48,  -2.75,
04/19 14Z,   1.70, -12.73,  99.90, -13.79,  -2.75,
04/19 15Z,   1.80, -18.29,  99.90, -19.24,  -2.75,
04/19 16Z,   1.90, -22.80,  99.90, -23.65,  -2.75,
04/19 17Z,   2.00, -24.97,  99.90, -25.72,  -2.75,  (min)
04/19 18Z,   2.00, -24.14,  99.90, -24.90,  -2.75,
04/19 19Z,   2.10, -20.75,  99.90, -21.40,  -2.75,
04/19 20Z,   2.10, -15.91,  99.90, -16.57,  -2.75,
04/19 21Z,   2.10, -10.92,  99.90, -11.57,  -2.75,
04/19 22Z,   2.10,  -6.87,  99.90,  -7.53,  -2.75,
04/19 23Z,   1.90,  -4.62,  99.90,  -5.47,  -2.75,  (max)
04/20 00Z,   1.80,  -4.54,  99.90,  -5.49,  -2.75,
04/20 01Z,   1.70,  -6.43,  99.90,  -7.48,  -2.75,
04/20 02Z,   1.80,  -9.71,  99.90, -10.66,  -2.75,
04/20 03Z,   1.80, -13.60,  99.90, -14.55,  -2.75,
04/20 04Z,   1.80, -17.12,  99.90, -18.07,  -2.75,
04/20 05Z,   1.90, -19.10,  99.90, -19.96,  -2.75,  (min)
04/20 06Z,   1.90, -18.70,  99.90, -19.55,  -2.75,
04/20 07Z,   2.00, -15.96,  99.90, -16.72,  -2.75,
04/20 08Z,   2.10, -11.78,  99.90, -12.43,  -2.75,
04/20 09Z,   2.20,  -7.33,  99.90,  -7.88,  -2.75,
04/20 10Z,   2.20,  -3.69,  99.90,  -4.25,  -2.75,
04/20 11Z,   2.20,  -1.76,  99.90,  -2.31,  -2.75,  (max)
04/20 12Z,   2.20,  -2.07,  99.90,  -2.63,  -2.75,
04/20 13Z,   2.20,  -4.64,  99.90,  -5.19,  -2.75,
04/20 14Z,   2.20,  -8.94,  99.90,  -9.49,  -2.75,
04/20 15Z,   2.20, -14.15,  99.90, -14.71,  -2.75,
04/20 16Z,   2.20, -19.28,  99.90, -19.83,  -2.75,
04/20 17Z,   2.20, -23.08,  99.90, -23.64,  -2.75,
04/20 18Z,   2.20, -24.46,  99.90, -25.02,  -2.75,  (min)
04/20 19Z,   2.20, -23.06,  99.90, -23.61,  -2.75,
04/20 20Z,   2.20, -19.49,  99.90, -20.05,  -2.75,
04/20 21Z,   2.00, -14.91,  99.90, -15.67,  -2.75,
04/20 22Z,   1.80, -10.46,  99.90, -11.41,  -2.75,
04/20 23Z,   1.70,  -7.06,  99.90,  -8.11,  -2.75,
04/21 00Z,   1.60,  -5.37,  99.90,  -6.53,  -2.75,  (max)
04/21 01Z,   1.60,  -5.65,  99.90,  -6.80,  -2.75,
04/21 02Z,   1.60,  -7.59,  99.90,  -8.74,  -2.75,
04/21 03Z,   1.70, -10.61,  99.90, -11.66,  -2.75,
04/21 04Z,   1.80, -13.99,  99.90, -14.94,  -2.75,
04/21 05Z,   1.90, -16.83,  99.90, -17.69,  -2.75,
04/21 06Z,   2.00, -18.12,  99.90, -18.87,  -2.75,  (min)
04/21 07Z,   2.20, -17.24,  99.90, -17.79,  -2.75,
04/21 08Z,   2.30, -14.42,  99.90, -14.88,  -2.75,
04/21 09Z,   2.10, -10.58,  99.90, -11.23,  -2.75,
04/21 10Z,   1.90,  -6.75,  99.90,  -7.61,  -2.75,
04/21 11Z,   1.60,  -3.83,  99.90,  -4.99,  -2.75,
04/21 12Z,   1.40,  -2.55,  99.90,  -3.91,  -2.75,  (max)
04/21 13Z,   1.40,  -3.33,  99.90,  -4.68,  -2.75,
04/21 14Z,   1.40,  -6.06,  99.90,  -7.41,  -2.75,
04/21 15Z,   1.50, -10.18,  99.90, -11.43,  -2.75,
04/21 16Z,   1.60, -14.93,  99.90, -16.08,  -2.75,
04/21 17Z,   1.80, -19.38,  99.90, -20.34,  -2.75,
04/21 18Z,   1.90, -22.46,  99.90, -23.32,  -2.75,
04/21 19Z,   1.90, -23.27,  99.90, -24.12,  -2.75,  (min)
04/21 20Z,   1.90, -21.67,  99.90, -22.53,  -2.75,
04/21 21Z,   1.90, -18.35,  99.90, -19.21,  -2.75,
04/21 22Z,   1.80, -14.35,  99.90, -15.30,  -2.75,
04/21 23Z,   1.70, -10.57,  99.90, -11.62,  -2.75,
04/22 00Z,   1.60,  -7.77,  99.90,  -8.92,  -2.75,
04/22 01Z,   1.60,  -6.48,  99.90,  -7.63,  -2.75,  (max)
04/22 02Z,   1.70,  -6.83,  99.90,  -7.89,  -2.75,
04/22 03Z,   1.70,  -8.53,  99.90,  -9.59,  -2.75,
04/22 04Z,   1.80, -11.06,  99.90, -12.01,  -2.75,
04/22 05Z,   1.80, -13.82,  99.90, -14.78,  -2.75,
04/22 06Z,   1.80, -16.06,  99.90, -17.01,  -2.75,
04/22 07Z,  99.90, -16.91,  99.90,  99.90,  -2.75,
04/22 08Z,  99.90, -15.94,  99.90,  99.90,  -2.75,
04/22 09Z,  99.90, -13.44,  99.90,  99.90,  -2.75,
04/22 10Z,  99.90, -10.21,  99.90,  99.90,  -2.75,
04/22 11Z,  99.90,  -7.09,  99.90,  99.90,  -2.75,
04/22 12Z,  99.90,  -4.79,  99.90,  99.90,  -2.75,