EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Nikiski, AK : 07/18/2026 05:24:24 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/16 12Z,   0.00,  -4.19,  99.90,  99.90,  99.90,
07/16 13Z,   0.00,   0.08,  99.90,  99.90,  99.90,
07/16 14Z,   0.00,   2.33,  99.90,  99.90,  99.90,
07/16 15Z,   0.00,   1.97,  99.90,  99.90,  99.90,  (max)
07/16 16Z,   0.00,  -1.02,  -1.40,  99.90,  -0.38,
07/16 17Z,  -0.10,  -6.00,  -6.68,  99.90,  -0.58,
07/16 18Z,  -0.10, -11.94, -11.86,  99.90,   0.18,
07/16 19Z,  -0.20, -17.88, -16.87,  99.90,   1.21,
07/16 20Z,  -0.20, -22.90, -21.52,  99.90,   1.58,
07/16 21Z,  -0.20, -25.37, -24.68,  99.90,   0.89,
07/16 22Z,  -0.20, -23.75, -24.87,  99.90,  -0.92,  (min)
07/16 23Z,  -0.30, -18.53, -19.01,  99.90,  -0.18,
07/17 00Z,  -0.30, -11.92, -11.94,  99.90,   0.28,
07/17 01Z,  -0.30,  -5.72,  -6.24,  99.90,  -0.22,
07/17 02Z,  -0.30,  -0.95,  -1.60,  99.90,  -0.35,
07/17 03Z,  -0.30,   1.49,   1.11,  99.90,  -0.08,  (max)
07/17 04Z,  -0.40,   1.12,   1.03,  99.90,   0.31,
07/17 05Z,  -0.40,  -1.80,  -2.12,  99.90,   0.08,
07/17 06Z,  -0.40,  -6.33,  -7.18,  99.90,  -0.45,
07/17 07Z,  -0.50, -11.36, -11.91,  99.90,  -0.05,
07/17 08Z,  -0.50, -15.96, -16.02,  99.90,   0.44,
07/17 09Z,  -0.50, -18.94, -19.22,  99.90,   0.22,
07/17 10Z,  -0.50, -18.64, -19.62,  99.90,  -0.48,  (min)
07/17 11Z,  -0.50, -14.78, -15.19,  99.90,   0.09,
07/17 12Z,  -0.50,  -9.18,  -9.35,  99.90,   0.33,
07/17 13Z,  -0.50,  -3.93,  -4.33,  99.90,   0.10,
07/17 14Z,  -0.50,  -0.07,  -0.38,  99.90,   0.19,
07/17 15Z,  -0.60,   1.76,   1.66,  99.90,   0.50,  (max)
07/17 16Z,  -0.60,   1.01,   0.91,  99.90,   0.50,
07/17 17Z,  -0.50,  -2.29,  -2.79,  99.90,  -0.00,
07/17 18Z,  -0.50,  -7.40,  -8.03,  99.90,  -0.13,
07/17 19Z,  -0.50, -13.20, -12.92,  99.90,   0.78,
07/17 20Z,  -0.50, -18.71, -17.75,  99.90,   1.46,
07/17 21Z,  -0.50, -22.91, -21.91,  99.90,   1.50,
07/17 22Z,  -0.50, -24.22, -24.26,  99.90,   0.46,  (min)
07/17 23Z,  -0.40, -21.54, -22.50,  99.90,  -0.56,
07/18 00Z,  -0.30, -15.91, -15.93,  99.90,   0.28,
07/18 01Z,  -0.20,  -9.58,  -9.48,  99.90,   0.30,
07/18 02Z,  -0.20,  -4.02,  -4.20,  99.90,   0.02,
07/18 03Z,  -0.20,  -0.04,  -0.19,  99.90,   0.05,
07/18 04Z,  -0.20,   1.59,   1.53,  99.90,   0.14,  (max)
07/18 05Z,  -0.20,   0.49,   0.39,  99.90,   0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 06Z,  -0.10,  -2.98,  99.90,  -2.98,   0.11,
07/18 07Z,  -0.10,  -7.77,  99.90,  -7.76,   0.11,
07/18 08Z,  -0.10, -12.73,  99.90, -12.72,   0.11,
07/18 09Z,  -0.10, -16.97,  99.90, -16.96,   0.11,
07/18 10Z,  -0.10, -19.28,  99.90, -19.27,   0.11,  (min)
07/18 11Z,  -0.10, -18.27,  99.90, -18.26,   0.11,
07/18 12Z,  -0.10, -14.13,  99.90, -14.11,   0.11,
07/18 13Z,   0.00,  -8.83,  99.90,  -8.72,   0.11,
07/18 14Z,   0.00,  -4.15,  99.90,  -4.04,   0.11,
07/18 15Z,   0.00,  -0.82,  99.90,  -0.71,   0.12,
07/18 16Z,   0.00,   0.58,  99.90,   0.70,   0.12,  (max)
07/18 17Z,   0.00,  -0.46,  99.90,  -0.34,   0.12,
07/18 18Z,   0.00,  -3.87,  99.90,  -3.76,   0.12,
07/18 19Z,   0.00,  -8.83,  99.90,  -8.71,   0.12,
07/18 20Z,   0.00, -14.12,  99.90, -14.00,   0.12,
07/18 21Z,   0.00, -18.80,  99.90, -18.68,   0.12,
07/18 22Z,   0.00, -21.92,  99.90, -21.80,   0.12,
07/18 23Z,   0.00, -22.10,  99.90, -21.98,   0.12,  (min)
07/19 00Z,   0.00, -18.71,  99.90, -18.59,   0.12,
07/19 01Z,  -0.10, -13.17,  99.90, -13.15,   0.12,
07/19 02Z,  -0.10,  -7.52,  99.90,  -7.50,   0.12,
07/19 03Z,  -0.10,  -2.85,  99.90,  -2.83,   0.12,
07/19 04Z,  -0.10,   0.25,  99.90,   0.27,   0.12,
07/19 05Z,  -0.10,   1.09,  99.90,   1.11,   0.12,  (max)
07/19 06Z,  -0.10,  -0.63,  99.90,  -0.61,   0.12,
07/19 07Z,  -0.20,  -4.41,  99.90,  -4.50,   0.12,
07/19 08Z,  -0.20,  -9.13,  99.90,  -9.21,   0.12,
07/19 09Z,  -0.20, -13.69,  99.90, -13.77,   0.12,
07/19 10Z,  -0.30, -17.33,  99.90, -17.51,   0.12,
07/19 11Z,  -0.30, -18.97,  99.90, -19.15,   0.12,  (min)
07/19 12Z,  -0.30, -17.52,  99.90, -17.71,   0.12,
07/19 13Z,  -0.30, -13.52,  99.90, -13.71,   0.12,
07/19 14Z,  -0.30,  -8.88,  99.90,  -9.06,   0.12,
07/19 15Z,  -0.40,  -4.92,  99.90,  -5.20,   0.12,
07/19 16Z,  -0.40,  -2.11,  99.90,  -2.39,   0.12,
07/19 17Z,  -0.50,  -1.03,  99.90,  -1.41,   0.12,  (max)
07/19 18Z,  -0.60,  -2.21,  99.90,  -2.69,   0.12,
07/19 19Z,  -0.60,  -5.49,  99.90,  -5.97,   0.12,
07/19 20Z,  -0.70,  -9.94,  99.90, -10.52,   0.12,
07/19 21Z,  -0.70, -14.37,  99.90, -14.95,   0.12,
07/19 22Z,  -0.70, -17.98,  99.90, -18.56,   0.12,
07/19 23Z,  -0.80, -20.00,  99.90, -20.69,   0.12,  (min)
07/20 00Z,  -0.90, -19.32,  99.90, -20.10,   0.12,
07/20 01Z,  -0.90, -15.70,  99.90, -16.49,   0.12,
07/20 02Z,  -1.00, -10.71,  99.90, -11.60,   0.12,
07/20 03Z,  -1.00,  -6.04,  99.90,  -6.92,   0.12,
07/20 04Z,  -1.00,  -2.34,  99.90,  -3.23,   0.12,
07/20 05Z,  -1.00,  -0.09,  99.90,  -0.97,   0.12,
07/20 06Z,  -1.00,   0.08,  99.90,  -0.80,   0.12,  (max)
07/20 07Z,  -1.00,  -2.04,  99.90,  -2.93,   0.12,
07/20 08Z,  -1.00,  -5.83,  99.90,  -6.71,   0.12,
07/20 09Z,  -0.90, -10.13,  99.90, -10.92,   0.12,
07/20 10Z,  -0.90, -14.06,  99.90, -14.84,   0.12,
07/20 11Z,  -0.80, -17.07,  99.90, -17.75,   0.12,
07/20 12Z,  -0.80, -18.24,  99.90, -18.92,   0.12,  (min)
07/20 13Z,  -0.70, -16.72,  99.90, -17.30,   0.12,
07/20 14Z,  -0.70, -13.23,  99.90, -13.82,   0.12,
07/20 15Z,  -0.70,  -9.43,  99.90, -10.01,   0.12,
07/20 16Z,  -0.70,  -6.16,  99.90,  -6.74,   0.12,
07/20 17Z,  -0.80,  -3.74,  99.90,  -4.42,   0.12,
07/20 18Z,  -0.80,  -2.81,  99.90,  -3.50,   0.12,  (max)
07/20 19Z,  -0.70,  -3.90,  99.90,  -4.49,   0.12,
07/20 20Z,  -0.70,  -6.77,  99.90,  -7.35,   0.12,
07/20 21Z,  -0.70, -10.42,  99.90, -11.00,   0.12,
07/20 22Z,  -0.60, -13.78,  99.90, -14.26,   0.12,
07/20 23Z,  -0.60, -16.32,  99.90, -16.81,   0.12,
07/21 00Z,  -0.60, -17.50,  99.90, -17.98,   0.12,  (min)
07/21 01Z,  -0.60, -16.38,  99.90, -16.86,   0.12,
07/21 02Z,  -0.50, -13.02,  99.90, -13.40,   0.12,
07/21 03Z,  -0.50,  -8.90,  99.90,  -9.29,   0.12,
07/21 04Z,  -0.50,  -5.29,  99.90,  -5.67,   0.12,
07/21 05Z,  -0.50,  -2.50,  99.90,  -2.88,   0.12,
07/21 06Z,  -0.50,  -0.93,  99.90,  -1.32,   0.12,  (max)
07/21 07Z,  -0.50,  -1.22,  99.90,  -1.61,   0.12,
07/21 08Z,  -0.50,  -3.46,  99.90,  -3.84,   0.12,
07/21 09Z,  -0.50,  -6.94,  99.90,  -7.32,   0.12,
07/21 10Z,  -0.40, -10.61,  99.90, -10.89,   0.12,
07/21 11Z,  -0.30, -13.87,  99.90, -14.05,   0.12,
07/21 12Z,  -0.30, -16.42,  99.90, -16.61,   0.12,
07/21 13Z,  -0.20, -17.44,  99.90, -17.52,   0.12,  (min)
07/21 14Z,  -0.20, -16.19,  99.90, -16.27,   0.12,
07/21 15Z,  -0.20, -13.42,  99.90, -13.50,   0.12,
07/21 16Z,  -0.20, -10.42,  99.90, -10.50,   0.12,
07/21 17Z,  -0.30,  -7.66,  99.90,  -7.84,   0.12,
07/21 18Z,  -0.20,  -5.42,  99.90,  -5.50,   0.12,
07/21 19Z,  -0.20,  -4.42,  99.90,  -4.50,   0.12,  (max)
07/21 20Z,  -0.20,  -5.18,  99.90,  -5.27,   0.12,
07/21 21Z,  -0.20,  -7.41,  99.90,  -7.49,   0.12,
07/21 22Z,  -0.20, -10.10,  99.90, -10.19,   0.12,
07/21 23Z,  -0.10, -12.44,  99.90, -12.42,   0.12,
07/22 00Z,  -0.10, -14.19,  99.90, -14.17,   0.12,