EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Nikiski, AK : 10/17/2026 14:22:45 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 18Z,  -1.10,  -8.95,  -8.84,  99.90,   1.21,  (max)
10/15 19Z,  -1.00, -11.96, -11.77,  99.90,   1.19,
10/15 20Z,  -0.90, -15.03, -14.79,  99.90,   1.14,
10/15 21Z,  -0.90, -17.29, -17.06,  99.90,   1.13,
10/15 22Z,  -0.90, -18.39, -18.19,  99.90,   1.10,  (min)
10/15 23Z,  -0.70, -17.80, -17.28,  99.90,   1.22,
10/16 00Z,  -0.40, -15.08, -14.43,  99.90,   1.05,
10/16 01Z,  -0.30, -11.26, -11.42,  99.90,   0.14,
10/16 02Z,  -0.20,  -8.19,  -8.63,  99.90,  -0.24,
10/16 03Z,  -0.10,  -6.66,  -6.67,  99.90,   0.09,
10/16 04Z,   0.00,  -6.49,  -6.16,  99.90,   0.33,  (max)
10/16 05Z,   0.00,  -7.65,  -7.26,  99.90,   0.39,
10/16 06Z,   0.00, -10.24,  -9.90,  99.90,   0.34,
10/16 07Z,   0.10, -13.86, -13.34,  99.90,   0.42,
10/16 08Z,   0.20, -17.61, -16.74,  99.90,   0.67,
10/16 09Z,   0.30, -20.64, -20.07,  99.90,   0.27,
10/16 10Z,   0.30, -22.65, -22.62,  99.90,  -0.27,
10/16 11Z,   0.30, -23.38, -23.40,  99.90,  -0.32,  (min)
10/16 12Z,   0.30, -22.12, -21.62,  99.90,   0.20,
10/16 13Z,   0.30, -18.89, -18.16,  99.90,   0.43,
10/16 14Z,   0.40, -15.15, -14.70,  99.90,   0.05,
10/16 15Z,   0.40, -12.06, -11.57,  99.90,   0.09,
10/16 16Z,   0.40,  -9.75,  -9.17,  99.90,   0.18,
10/16 17Z,   0.40,  -8.36,  -7.97,  99.90,  -0.01,  (max)
10/16 18Z,   0.30,  -8.39,  -8.17,  99.90,  -0.08,
10/16 19Z,   0.40,  -9.97,  -9.85,  99.90,  -0.28,
10/16 20Z,   0.50, -12.46, -12.17,  99.90,  -0.21,
10/16 21Z,   0.50, -14.80, -14.45,  99.90,  -0.15,
10/16 22Z,   0.50, -16.32, -16.15,  99.90,  -0.33,
10/16 23Z,   0.40, -16.90, -16.80,  99.90,  -0.30,  (min)
10/17 00Z,   0.40, -16.11, -15.79,  99.90,  -0.08,
10/17 01Z,   0.50, -13.71, -13.69,  99.90,  -0.48,
10/17 02Z,   0.50, -10.80, -11.47,  99.90,  -1.17,
10/17 03Z,   0.50,  -8.86,  -9.60,  99.90,  -1.24,
10/17 04Z,   0.50,  -8.15,  -8.32,  99.90,  -0.67,
10/17 05Z,   0.50,  -8.33,  -8.14,  99.90,  -0.31,  (max)
10/17 06Z,   0.40,  -9.45,  -9.30,  99.90,  -0.25,
10/17 07Z,   0.40, -11.68, -11.62,  99.90,  -0.34,
10/17 08Z,   0.40, -14.69, -14.53,  99.90,  -0.24,
10/17 09Z,   0.40, -17.64, -17.35,  99.90,  -0.11,
10/17 10Z,   0.40, -19.87, -20.03,  99.90,  -0.56,
10/17 11Z,   0.30, -21.32, -21.89,  99.90,  -0.87,
10/17 12Z,   0.20, -21.80, -22.25,  99.90,  -0.65,  (min)
10/17 13Z,   0.20, -20.64, -20.71,  99.90,  -0.27,
10/17 14Z,   0.20, -18.01, -18.07,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 15Z,   0.20, -15.16,  99.90, -15.21,  -0.24,
10/17 16Z,   0.20, -12.81,  99.90, -12.83,  -0.23,
10/17 17Z,   0.20, -10.82,  99.90, -10.83,  -0.21,
10/17 18Z,   0.20,  -9.41,  99.90,  -9.41,  -0.20,
10/17 19Z,   0.20,  -9.22,  99.90,  -9.20,  -0.18,  (max)
10/17 20Z,   0.20, -10.39,  99.90, -10.36,  -0.16,
10/17 21Z,   0.20, -12.31,  99.90, -12.26,  -0.15,
10/17 22Z,   0.30, -14.04,  99.90, -13.87,  -0.13,
10/17 23Z,   0.30, -15.16,  99.90, -14.98,  -0.12,
10/18 00Z,   0.20, -15.68,  99.90, -15.58,  -0.10,  (min)
10/18 01Z,   0.20, -15.16,  99.90, -15.05,  -0.09,
10/18 02Z,   0.20, -13.39,  99.90, -13.26,  -0.07,
10/18 03Z,   0.10, -11.41,  99.90, -11.38,  -0.07,
10/18 04Z,   0.10, -10.27,  99.90, -10.24,  -0.07,
10/18 05Z,   0.10,  -9.88,  99.90,  -9.85,  -0.07,  (max)
10/18 06Z,   0.10,  -9.90,  99.90,  -9.88,  -0.07,
10/18 07Z,   0.10, -10.61,  99.90, -10.59,  -0.07,
10/18 08Z,   0.10, -12.29,  99.90, -12.26,  -0.07,
10/18 09Z,   0.10, -14.63,  99.90, -14.61,  -0.07,
10/18 10Z,   0.10, -16.92,  99.90, -16.89,  -0.07,
10/18 11Z,   0.10, -18.68,  99.90, -18.65,  -0.07,
10/18 12Z,   0.10, -20.02,  99.90, -19.99,  -0.07,
10/18 13Z,   0.10, -20.68,  99.90, -20.66,  -0.07,  (min)
10/18 14Z,   0.10, -19.94,  99.90, -19.91,  -0.07,
10/18 15Z,   0.00, -17.96,  99.90, -18.03,  -0.07,
10/18 16Z,   0.00, -15.76,  99.90, -15.84,  -0.07,
10/18 17Z,   0.00, -13.71,  99.90, -13.78,  -0.07,
10/18 18Z,   0.00, -11.62,  99.90, -11.70,  -0.07,
10/18 19Z,   0.00,  -9.93,  99.90, -10.01,  -0.07,
10/18 20Z,   0.00,  -9.39,  99.90,  -9.46,  -0.07,  (max)
10/18 21Z,  -0.10, -10.17,  99.90, -10.34,  -0.07,
10/18 22Z,  -0.10, -11.67,  99.90, -11.84,  -0.07,
10/18 23Z,  -0.10, -13.11,  99.90, -13.28,  -0.07,
10/19 00Z,  -0.10, -14.29,  99.90, -14.46,  -0.07,
10/19 01Z,  -0.10, -15.18,  99.90, -15.36,  -0.07,
10/19 02Z,  -0.10, -15.20,  99.90, -15.38,  -0.07,  (min)
10/19 03Z,  -0.10, -14.09,  99.90, -14.27,  -0.07,
10/19 04Z,  -0.10, -12.75,  99.90, -12.93,  -0.07,
10/19 05Z,  -0.20, -11.91,  99.90, -12.18,  -0.07,
10/19 06Z,  -0.20, -11.30,  99.90, -11.58,  -0.07,
10/19 07Z,  -0.30, -10.81,  99.90, -11.18,  -0.07,  (max)
10/19 08Z,  -0.30, -10.93,  99.90, -11.30,  -0.07,
10/19 09Z,  -0.30, -12.05,  99.90, -12.42,  -0.07,
10/19 10Z,  -0.30, -13.91,  99.90, -14.29,  -0.07,
10/19 11Z,  -0.40, -15.86,  99.90, -16.33,  -0.07,
10/19 12Z,  -0.40, -17.59,  99.90, -18.07,  -0.07,
10/19 13Z,  -0.40, -19.24,  99.90, -19.71,  -0.07,
10/19 14Z,  -0.50, -20.33,  99.90, -20.91,  -0.07,  (min)
10/19 15Z,  -0.50, -20.01,  99.90, -20.58,  -0.07,
10/19 16Z,  -0.60, -18.43,  99.90, -19.11,  -0.07,
10/19 17Z,  -0.60, -16.45,  99.90, -17.13,  -0.07,
10/19 18Z,  -0.60, -14.25,  99.90, -14.92,  -0.07,
10/19 19Z,  -0.60, -11.76,  99.90, -12.44,  -0.07,
10/19 20Z,  -0.60,  -9.68,  99.90, -10.36,  -0.07,
10/19 21Z,  -0.60,  -8.87,  99.90,  -9.54,  -0.07,  (max)
10/19 22Z,  -0.50,  -9.48,  99.90, -10.05,  -0.07,
10/19 23Z,  -0.50, -10.92,  99.90, -11.49,  -0.07,
10/20 00Z,  -0.40, -12.51,  99.90, -12.99,  -0.07,
10/20 01Z,  -0.40, -14.16,  99.90, -14.64,  -0.07,
10/20 02Z,  -0.30, -15.69,  99.90, -16.06,  -0.07,
10/20 03Z,  -0.30, -16.25,  99.90, -16.62,  -0.07,  (min)
10/20 04Z,  -0.30, -15.52,  99.90, -15.90,  -0.07,
10/20 05Z,  -0.30, -14.34,  99.90, -14.72,  -0.07,
10/20 06Z,  -0.30, -13.24,  99.90, -13.61,  -0.07,
10/20 07Z,  -0.30, -12.00,  99.90, -12.37,  -0.07,
10/20 08Z,  -0.20, -10.80,  99.90, -11.07,  -0.07,
10/20 09Z,  -0.20, -10.39,  99.90, -10.66,  -0.07,  (max)
10/20 10Z,  -0.10, -11.20,  99.90, -11.37,  -0.07,
10/20 11Z,  -0.10, -12.93,  99.90, -13.11,  -0.07,
10/20 12Z,  -0.10, -14.97,  99.90, -15.14,  -0.07,
10/20 13Z,  -0.20, -17.07,  99.90, -17.35,  -0.07,
10/20 14Z,  -0.30, -19.25,  99.90, -19.62,  -0.07,
10/20 15Z,  -0.40, -20.73,  99.90, -21.21,  -0.07,  (min)
10/20 16Z,  -0.50, -20.55,  99.90, -21.13,  -0.07,
10/20 17Z,  -0.60, -18.94,  99.90, -19.61,  -0.07,
10/20 18Z,  -0.70, -16.69,  99.90, -17.46,  -0.07,
10/20 19Z,  -0.80, -13.97,  99.90, -14.85,  -0.07,
10/20 20Z,  -0.90, -10.98,  99.90, -11.96,  -0.07,
10/20 21Z,  -1.00,  -8.66,  99.90,  -9.73,  -0.07,
10/20 22Z,  -1.10,  -7.88,  99.90,  -9.05,  -0.07,  (max)
10/20 23Z,  -1.10,  -8.72,  99.90,  -9.90,  -0.07,
10/21 00Z,  -1.10, -10.54,  99.90, -11.71,  -0.07,
10/21 01Z,  -1.20, -12.70,  99.90, -13.97,  -0.07,
10/21 02Z,  -1.10, -15.08,  99.90, -16.25,  -0.07,
10/21 03Z,  -1.00, -17.21,  99.90, -18.29,  -0.07,
10/21 04Z,  -0.90, -18.02,  99.90, -18.99,  -0.07,  (min)
10/21 05Z,  -0.70, -17.21,  99.90, -17.98,  -0.07,
10/21 06Z,  -0.60, -15.64,  99.90, -16.31,  -0.07,