EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Anchorage, AK : 08/18/2026 10:23:36 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 18Z,  -0.10,   0.50,   0.81,  99.90,   0.41,
08/16 19Z,   0.00,  -0.28,   0.38,  99.90,   0.66,  (max)
08/16 20Z,   0.00,  -3.86,  -3.65,  99.90,   0.21,
08/16 21Z,  -0.10,  -9.21,  -9.51,  99.90,  -0.20,
08/16 22Z,  -0.10, -15.32, -15.47,  99.90,  -0.05,
08/16 23Z,  -0.10, -21.09, -20.75,  99.90,   0.44,
08/17 00Z,  -0.10, -25.81, -25.46,  99.90,   0.45,
08/17 01Z,  -0.10, -27.69, -29.36,  99.90,  -1.57,  (min)
08/17 02Z,  -0.10, -24.11, -24.53,  99.90,  -0.32,
08/17 03Z,  -0.10, -16.05, -15.05,  99.90,   1.10,
08/17 04Z,  -0.10,  -7.95,  -8.08,  99.90,  -0.03,
08/17 05Z,  -0.10,  -2.26,  -2.50,  99.90,  -0.14,
08/17 06Z,  -0.10,   0.91,   1.14,  99.90,   0.33,
08/17 07Z,  -0.10,   1.17,   2.00,  99.90,   0.93,  (max)
08/17 08Z,  -0.10,  -1.48,  -1.05,  99.90,   0.53,
08/17 09Z,   0.00,  -6.17,  -6.77,  99.90,  -0.60,
08/17 10Z,   0.00, -12.01, -12.56,  99.90,  -0.55,
08/17 11Z,   0.00, -17.98, -17.68,  99.90,   0.30,
08/17 12Z,   0.10, -23.30, -22.47,  99.90,   0.73,
08/17 13Z,   0.20, -26.98, -26.42,  99.90,   0.36,
08/17 14Z,   0.50, -26.42, -26.85,  99.90,  -0.93,  (min)
08/17 15Z,   0.70, -20.54, -18.22,  99.90,   1.62,
08/17 16Z,   1.00, -12.71, -10.99,  99.90,   0.72,
08/17 17Z,   1.30,  -6.46,  -5.56,  99.90,  -0.40,
08/17 18Z,   1.30,  -2.38,  -1.56,  99.90,  -0.48,
08/17 19Z,   1.40,  -0.73,   0.30,  99.90,  -0.37,  (max)
08/17 20Z,   1.40,  -2.12,  -1.23,  99.90,  -0.51,
08/17 21Z,   1.40,  -6.07,  -5.81,  99.90,  -1.14,
08/17 22Z,   1.30, -11.54, -11.28,  99.90,  -1.04,
08/17 23Z,   1.40, -17.25, -16.55,  99.90,  -0.70,
08/18 00Z,   1.40, -21.94, -21.28,  99.90,  -0.74,
08/18 01Z,   1.40, -25.01, -25.20,  99.90,  -1.59,
08/18 02Z,   1.50, -24.92, -26.32,  99.90,  -2.90,  (min)
08/18 03Z,   1.50, -19.90, -18.13,  99.90,   0.27,
08/18 04Z,   1.60, -11.97, -10.91,  99.90,  -0.54,
08/18 05Z,   1.70,  -5.31,  -5.32,  99.90,  -1.71,
08/18 06Z,   1.70,  -1.33,  -1.05,  99.90,  -1.42,
08/18 07Z,   1.60,   0.37,   1.39,  99.90,  -0.58,  (max)
08/18 08Z,   1.60,  -0.55,   0.35,  99.90,  -0.70,
08/18 09Z,   1.50,  -4.02,  -3.74,  99.90,  -1.22,
08/18 10Z,   1.40,  -9.16,  -9.34,  99.90,  -1.58,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/18 11Z,   1.40, -14.94,  99.90, -14.98,  -1.44,
08/18 12Z,   1.30, -20.17,  99.90, -20.17,  -1.30,
08/18 13Z,   1.20, -24.26,  99.90, -24.23,  -1.16,
08/18 14Z,   1.10, -26.45,  99.90, -26.38,  -1.02,  (min)
08/18 15Z,   1.10, -24.57,  99.90, -24.35,  -0.89,
08/18 16Z,   1.00, -18.46,  99.90, -18.20,  -0.75,
08/18 17Z,   0.90, -11.64,  99.90, -11.35,  -0.61,
08/18 18Z,   0.90,  -6.68,  99.90,  -6.25,  -0.47,
08/18 19Z,   0.90,  -3.47,  99.90,  -2.90,  -0.33,
08/18 20Z,   0.80,  -2.36,  99.90,  -1.75,  -0.19,  (max)
08/18 21Z,   0.80,  -4.06,  99.90,  -3.31,  -0.05,
08/18 22Z,   0.70,  -8.11,  99.90,  -7.32,   0.09,
08/18 23Z,   0.60, -13.35,  99.90, -12.66,   0.09,
08/19 00Z,   0.60, -18.23,  99.90, -17.54,   0.09,
08/19 01Z,   0.60, -21.59,  99.90, -20.90,   0.09,
08/19 02Z,   0.50, -23.15,  99.90, -22.56,   0.09,  (min)
08/19 03Z,   0.50, -21.68,  99.90, -21.09,   0.09,
08/19 04Z,   0.50, -16.15,  99.90, -15.56,   0.09,
08/19 05Z,   0.50,  -9.17,  99.90,  -8.58,   0.09,
08/19 06Z,   0.50,  -4.24,  99.90,  -3.65,   0.09,
08/19 07Z,   0.50,  -1.74,  99.90,  -1.15,   0.09,
08/19 08Z,   0.50,  -1.09,  99.90,  -0.50,   0.09,  (max)
08/19 09Z,   0.40,  -2.77,  99.90,  -2.28,   0.09,
08/19 10Z,   0.40,  -6.65,  99.90,  -6.16,   0.09,
08/19 11Z,   0.30, -11.80,  99.90, -11.42,   0.09,
08/19 12Z,   0.30, -17.05,  99.90, -16.66,   0.09,
08/19 13Z,   0.20, -21.22,  99.90, -20.93,   0.09,
08/19 14Z,   0.20, -24.14,  99.90, -23.85,   0.09,
08/19 15Z,   0.10, -25.30,  99.90, -25.11,   0.09,  (min)
08/19 16Z,   0.10, -22.85,  99.90, -22.66,   0.09,
08/19 17Z,   0.10, -17.23,  99.90, -17.04,   0.09,
08/19 18Z,   0.00, -11.70,  99.90, -11.61,   0.09,
08/19 19Z,   0.00,  -7.77,  99.90,  -7.68,   0.09,
08/19 20Z,   0.00,  -4.98,  99.90,  -4.89,   0.09,
08/19 21Z,  -0.10,  -4.00,  99.90,  -4.01,   0.09,  (max)
08/19 22Z,  -0.10,  -5.67,  99.90,  -5.68,   0.09,
08/19 23Z,  -0.20,  -9.48,  99.90,  -9.59,   0.09,
08/20 00Z,  -0.20, -14.14,  99.90, -14.25,   0.09,
08/20 01Z,  -0.20, -17.97,  99.90, -18.08,   0.09,
08/20 02Z,  -0.20, -20.16,  99.90, -20.27,   0.09,
08/20 03Z,  -0.20, -20.80,  99.90, -20.91,   0.09,  (min)
08/20 04Z,  -0.20, -18.81,  99.90, -18.92,   0.09,
08/20 05Z,  -0.20, -13.66,  99.90, -13.77,   0.09,
08/20 06Z,  -0.20,  -8.08,  99.90,  -8.19,   0.09,
08/20 07Z,  -0.30,  -4.71,  99.90,  -4.93,   0.09,
08/20 08Z,  -0.30,  -3.16,  99.90,  -3.37,   0.09,
08/20 09Z,  -0.30,  -3.00,  99.90,  -3.21,   0.09,  (max)
08/20 10Z,  -0.40,  -4.92,  99.90,  -5.23,   0.09,
08/20 11Z,  -0.40,  -8.74,  99.90,  -9.05,   0.09,
08/20 12Z,  -0.40, -13.50,  99.90, -13.81,   0.09,
08/20 13Z,  -0.40, -17.93,  99.90, -18.24,   0.09,
08/20 14Z,  -0.40, -21.12,  99.90, -21.43,   0.09,
08/20 15Z,  -0.40, -23.36,  99.90, -23.67,   0.09,
08/20 16Z,  -0.40, -24.20,  99.90, -24.51,   0.09,  (min)
08/20 17Z,  -0.40, -21.90,  99.90, -22.21,   0.09,
08/20 18Z,  -0.40, -17.17,  99.90, -17.48,   0.09,
08/20 19Z,  -0.40, -12.77,  99.90, -13.08,   0.09,
08/20 20Z,  -0.40,  -9.34,  99.90,  -9.65,   0.09,
08/20 21Z,  -0.40,  -6.46,  99.90,  -6.77,   0.09,
08/20 22Z,  -0.50,  -5.20,  99.90,  -5.61,   0.09,  (max)
08/20 23Z,  -0.50,  -6.52,  99.90,  -6.93,   0.09,
08/21 00Z,  -0.50,  -9.82,  99.90, -10.23,   0.09,
08/21 01Z,  -0.50, -13.74,  99.90, -14.15,   0.09,
08/21 02Z,  -0.50, -16.67,  99.90, -17.08,   0.09,
08/21 03Z,  -0.40, -18.26,  99.90, -18.57,   0.09,
08/21 04Z,  -0.40, -18.79,  99.90, -19.10,   0.09,  (min)
08/21 05Z,  -0.40, -17.09,  99.90, -17.40,   0.09,
08/21 06Z,  -0.40, -12.82,  99.90, -13.13,   0.09,
08/21 07Z,  -0.40,  -8.61,  99.90,  -8.92,   0.09,
08/21 08Z,  -0.40,  -6.25,  99.90,  -6.56,   0.09,
08/21 09Z,  -0.40,  -4.95,  99.90,  -5.26,   0.09,
08/21 10Z,  -0.40,  -4.70,  99.90,  -5.01,   0.09,  (max)
08/21 11Z,  -0.40,  -6.39,  99.90,  -6.70,   0.09,
08/21 12Z,  -0.40,  -9.82,  99.90, -10.13,   0.09,
08/21 13Z,  -0.30, -13.97,  99.90, -14.18,   0.09,
08/21 14Z,  -0.30, -17.65,  99.90, -17.86,   0.09,
08/21 15Z,  -0.30, -20.33,  99.90, -20.54,   0.09,
08/21 16Z,  -0.20, -22.60,  99.90, -22.71,   0.09,
08/21 17Z,  -0.20, -23.77,  99.90, -23.88,   0.09,  (min)
08/21 18Z,  -0.20, -22.01,  99.90, -22.12,   0.09,
08/21 19Z,  -0.20, -18.13,  99.90, -18.24,   0.09,
08/21 20Z,  -0.20, -14.36,  99.90, -14.47,   0.09,
08/21 21Z,  -0.20, -10.82,  99.90, -10.93,   0.09,
08/21 22Z,  -0.20,  -7.37,  99.90,  -7.48,   0.09,
08/21 23Z,  -0.30,  -5.57,  99.90,  -5.78,   0.09,  (max)
08/22 00Z,  -0.20,  -6.37,  99.90,  -6.48,   0.09,
08/22 01Z,  99.90,  -9.12,  99.90,  99.90,   0.09,
08/22 02Z,  99.90, -12.44,  99.90,  99.90,   0.09,
08/22 03Z,  99.90, -14.96,  99.90,  99.90,   0.09,
08/22 04Z,  99.90, -16.70,  99.90,  99.90,   0.09,
08/22 05Z,  99.90, -17.83,  99.90,  99.90,   0.09,
08/22 06Z,  99.90, -16.83,  99.90,  99.90,   0.09,