EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Valdez, AK : 04/18/2026 13:22:05 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 18Z,   0.60, -11.29, -12.65,  99.90,  -1.96,
04/16 19Z,   0.70,  -8.14,  -9.48,  99.90,  -2.04,
04/16 20Z,   0.80,  -5.64,  -6.90,  99.90,  -2.06,
04/16 21Z,   0.80,  -4.25,  -5.48,  99.90,  -2.03,
04/16 22Z,   0.80,  -4.22,  -5.46,  99.90,  -2.04,  (max)
04/16 23Z,   0.80,  -5.53,  -6.90,  99.90,  -2.17,
04/17 00Z,   0.80,  -7.90,  -9.45,  99.90,  -2.35,
04/17 01Z,   0.80, -10.78, -12.33,  99.90,  -2.35,
04/17 02Z,   0.80, -13.40, -14.74,  99.90,  -2.14,
04/17 03Z,   0.80, -14.94, -16.22,  99.90,  -2.08,  (min)
04/17 04Z,   0.70, -14.81, -16.13,  99.90,  -2.02,
04/17 05Z,   0.80, -12.94, -14.28,  99.90,  -2.14,
04/17 06Z,   0.90,  -9.88, -11.16,  99.90,  -2.18,
04/17 07Z,   0.90,  -6.54,  -7.74,  99.90,  -2.10,
04/17 08Z,   0.90,  -3.80,  -4.97,  99.90,  -2.07,
04/17 09Z,   0.80,  -2.28,  -3.40,  99.90,  -1.92,
04/17 10Z,   0.80,  -2.27,  -3.34,  99.90,  -1.87,  (max)
04/17 11Z,   0.80,  -3.84,  -4.98,  99.90,  -1.94,
04/17 12Z,   1.00,  -6.74,  -7.93,  99.90,  -2.19,
04/17 13Z,   0.80, -10.43, -11.61,  99.90,  -1.98,
04/17 14Z,   0.70, -14.11, -15.19,  99.90,  -1.78,
04/17 15Z,   0.60, -16.84, -17.97,  99.90,  -1.73,
04/17 16Z,   0.60, -17.85, -18.98,  99.90,  -1.73,  (min)
04/17 17Z,   0.60, -16.85, -17.93,  99.90,  -1.68,
04/17 18Z,   0.80, -14.20, -15.27,  99.90,  -1.87,
04/17 19Z,   0.80, -10.74, -11.82,  99.90,  -1.88,
04/17 20Z,   0.80,  -7.45,  -8.54,  99.90,  -1.89,
04/17 21Z,   0.80,  -5.04,  -6.14,  99.90,  -1.90,
04/17 22Z,   0.80,  -3.92,  -5.04,  99.90,  -1.92,  (max)
04/17 23Z,   0.80,  -4.24,  -5.46,  99.90,  -2.02,
04/18 00Z,   0.80,  -5.91,  -7.25,  99.90,  -2.14,
04/18 01Z,   0.80,  -8.54,  -9.88,  99.90,  -2.14,
04/18 02Z,   0.70, -11.46, -12.67,  99.90,  -1.91,
04/18 03Z,   0.70, -13.82, -14.98,  99.90,  -1.86,
04/18 04Z,   0.60, -14.80, -15.99,  99.90,  -1.79,  (min)
04/18 05Z,   0.60, -13.96, -15.06,  99.90,  -1.70,
04/18 06Z,   0.80, -11.46, -12.46,  99.90,  -1.80,
04/18 07Z,   0.80,  -8.06,  -9.05,  99.90,  -1.79,
04/18 08Z,   0.80,  -4.76,  -5.75,  99.90,  -1.79,
04/18 09Z,   0.70,  -2.39,  -3.41,  99.90,  -1.72,
04/18 10Z,   0.70,  -1.46,  -2.52,  99.90,  -1.76,  (max)
04/18 11Z,   0.70,  -2.16,  -3.32,  99.90,  -1.86,
04/18 12Z,   0.60,  -4.44,  -5.68,  99.90,  -1.84,
04/18 13Z,   0.50,  -7.93,  -9.16,  99.90,  -1.73,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 14Z,   0.50, -11.97,  99.90, -13.23,  -1.76,
04/18 15Z,   0.50, -15.65,  99.90, -16.94,  -1.78,
04/18 16Z,   0.60, -18.04,  99.90, -19.24,  -1.81,
04/18 17Z,   0.60, -18.46,  99.90, -19.69,  -1.83,  (min)
04/18 18Z,   0.70, -16.83,  99.90, -17.98,  -1.86,
04/18 19Z,   0.80, -13.71,  99.90, -14.79,  -1.88,
04/18 20Z,   0.90, -10.08,  99.90, -11.09,  -1.91,
04/18 21Z,   0.90,  -6.88,  99.90,  -7.91,  -1.93,
04/18 22Z,   0.90,  -4.75,  99.90,  -5.80,  -1.96,
04/18 23Z,   0.80,  -3.98,  99.90,  -5.16,  -1.98,  (max)
04/19 00Z,   0.80,  -4.64,  99.90,  -5.84,  -2.01,
04/19 01Z,   0.80,  -6.54,  99.90,  -7.77,  -2.03,
04/19 02Z,   0.70,  -9.23,  99.90, -10.56,  -2.03,
04/19 03Z,   0.70, -11.95,  99.90, -13.28,  -2.03,
04/19 04Z,   0.70, -13.85,  99.90, -15.18,  -2.03,
04/19 05Z,   0.90, -14.21,  99.90, -15.34,  -2.03,  (min)
04/19 06Z,   1.00, -12.76,  99.90, -13.79,  -2.03,
04/19 07Z,   1.10,  -9.87,  99.90, -10.81,  -2.03,
04/19 08Z,   1.10,  -6.43,  99.90,  -7.36,  -2.03,
04/19 09Z,   1.10,  -3.42,  99.90,  -4.35,  -2.03,
04/19 10Z,   1.10,  -1.58,  99.90,  -2.51,  -2.03,
04/19 11Z,   1.00,  -1.29,  99.90,  -2.32,  -2.03,  (max)
04/19 12Z,   0.90,  -2.61,  99.90,  -3.74,  -2.03,
04/19 13Z,   0.90,  -5.39,  99.90,  -6.52,  -2.03,
04/19 14Z,   0.90,  -9.17,  99.90, -10.31,  -2.03,
04/19 15Z,   1.00, -13.24,  99.90, -14.27,  -2.03,
04/19 16Z,   1.00, -16.65,  99.90, -17.68,  -2.03,
04/19 17Z,   1.00, -18.54,  99.90, -19.58,  -2.03,  (min)
04/19 18Z,   1.00, -18.40,  99.90, -19.44,  -2.03,
04/19 19Z,   1.00, -16.33,  99.90, -17.36,  -2.03,
04/19 20Z,   1.00, -13.02,  99.90, -14.06,  -2.03,
04/19 21Z,   1.10,  -9.50,  99.90, -10.43,  -2.03,
04/19 22Z,   1.20,  -6.60,  99.90,  -7.44,  -2.03,
04/19 23Z,   1.30,  -4.85,  99.90,  -5.58,  -2.03,
04/20 00Z,   1.40,  -4.43,  99.90,  -5.06,  -2.03,  (max)
04/20 01Z,   1.30,  -5.31,  99.90,  -6.04,  -2.03,
04/20 02Z,   1.20,  -7.25,  99.90,  -8.09,  -2.03,
04/20 03Z,   1.00,  -9.76,  99.90, -10.79,  -2.03,
04/20 04Z,   0.80, -12.10,  99.90, -13.33,  -2.03,
04/20 05Z,   0.80, -13.48,  99.90, -14.71,  -2.03,  (min)
04/20 06Z,   1.00, -13.30,  99.90, -14.33,  -2.03,
04/20 07Z,   1.10, -11.46,  99.90, -12.39,  -2.03,
04/20 08Z,   1.30,  -8.46,  99.90,  -9.20,  -2.03,
04/20 09Z,   1.50,  -5.24,  99.90,  -5.78,  -2.03,
04/20 10Z,   1.60,  -2.72,  99.90,  -3.15,  -2.03,
04/20 11Z,   1.60,  -1.47,  99.90,  -1.91,  -2.03,  (max)
04/20 12Z,   1.50,  -1.73,  99.90,  -2.26,  -2.03,
04/20 13Z,   1.30,  -3.46,  99.90,  -4.19,  -2.03,
04/20 14Z,   1.20,  -6.43,  99.90,  -7.26,  -2.03,
04/20 15Z,   1.10, -10.18,  99.90, -11.11,  -2.03,
04/20 16Z,   1.00, -13.98,  99.90, -15.02,  -2.03,
04/20 17Z,   0.90, -16.97,  99.90, -18.10,  -2.03,
04/20 18Z,   0.90, -18.37,  99.90, -19.50,  -2.03,  (min)
04/20 19Z,   1.00, -17.82,  99.90, -18.85,  -2.03,
04/20 20Z,   1.20, -15.54,  99.90, -16.38,  -2.03,
04/20 21Z,   1.20, -12.34,  99.90, -13.17,  -2.03,
04/20 22Z,   1.20,  -9.16,  99.90,  -9.99,  -2.03,
04/20 23Z,   1.20,  -6.71,  99.90,  -7.54,  -2.03,
04/21 00Z,   1.10,  -5.35,  99.90,  -6.28,  -2.03,
04/21 01Z,   1.00,  -5.16,  99.90,  -6.19,  -2.03,  (max)
04/21 02Z,   0.90,  -6.07,  99.90,  -7.20,  -2.03,
04/21 03Z,   0.70,  -7.84,  99.90,  -9.17,  -2.03,
04/21 04Z,   0.70, -10.01,  99.90, -11.34,  -2.03,
04/21 05Z,   0.80, -11.91,  99.90, -13.14,  -2.03,
04/21 06Z,   1.00, -12.82,  99.90, -13.86,  -2.03,  (min)
04/21 07Z,   1.20, -12.28,  99.90, -13.11,  -2.03,
04/21 08Z,   1.40, -10.30,  99.90, -10.94,  -2.03,
04/21 09Z,   1.40,  -7.48,  99.90,  -8.11,  -2.03,
04/21 10Z,   1.20,  -4.71,  99.90,  -5.54,  -2.03,
04/21 11Z,   1.00,  -2.75,  99.90,  -3.79,  -2.03,
04/21 12Z,   0.80,  -2.03,  99.90,  -3.27,  -2.03,  (max)
04/21 13Z,   0.70,  -2.63,  99.90,  -3.96,  -2.03,
04/21 14Z,   0.70,  -4.46,  99.90,  -5.79,  -2.03,
04/21 15Z,   0.70,  -7.31,  99.90,  -8.64,  -2.03,
04/21 16Z,   0.80, -10.75,  99.90, -11.99,  -2.03,
04/21 17Z,   0.90, -14.14,  99.90, -15.27,  -2.03,
04/21 18Z,   1.00, -16.67,  99.90, -17.70,  -2.03,
04/21 19Z,   1.00, -17.68,  99.90, -18.71,  -2.03,  (min)
04/21 20Z,   1.00, -16.91,  99.90, -17.95,  -2.03,
04/21 21Z,   1.00, -14.71,  99.90, -15.74,  -2.03,
04/21 22Z,   0.90, -11.85,  99.90, -12.98,  -2.03,
04/21 23Z,   0.90,  -9.16,  99.90, -10.30,  -2.03,
04/22 00Z,   0.90,  -7.18,  99.90,  -8.31,  -2.03,
04/22 01Z,   0.90,  -6.09,  99.90,  -7.23,  -2.03,
04/22 02Z,   0.90,  -5.93,  99.90,  -7.07,  -2.03,  (max)
04/22 03Z,   0.80,  -6.66,  99.90,  -7.90,  -2.03,
04/22 04Z,   0.70,  -8.12,  99.90,  -9.45,  -2.03,
04/22 05Z,   0.70,  -9.91,  99.90, -11.24,  -2.03,
04/22 06Z,   0.70, -11.43,  99.90, -12.76,  -2.03,