EXTRA-TROPICAL  STORM  SURGE
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hat-on
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Seward, AK : 07/19/2026 08:23:41 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 12Z,   0.60,   0.89,   0.56,  99.90,  -0.93,  (max)
07/17 13Z,   0.60,  -0.27,  -0.55,  99.90,  -0.88,
07/17 14Z,   0.70,  -2.65,  -2.87,  99.90,  -0.92,
07/17 15Z,   0.70,  -5.82,  -5.98,  99.90,  -0.86,
07/17 16Z,   0.70,  -9.08,  -9.21,  99.90,  -0.83,
07/17 17Z,   0.70, -11.64, -11.77,  99.90,  -0.83,
07/17 18Z,   0.80, -12.85, -12.96,  99.90,  -0.91,  (min)
07/17 19Z,   0.80, -12.47, -12.69,  99.90,  -1.02,
07/17 20Z,   0.80, -10.69, -10.97,  99.90,  -1.08,
07/17 21Z,   0.80,  -7.96,  -8.21,  99.90,  -1.05,
07/17 22Z,   0.80,  -4.94,  -5.11,  99.90,  -0.97,
07/17 23Z,   0.80,  -2.36,  -2.55,  99.90,  -0.99,
07/18 00Z,   1.00,  -0.78,  -1.01,  99.90,  -1.23,
07/18 01Z,   1.00,  -0.47,  -0.78,  99.90,  -1.31,  (max)
07/18 02Z,   1.00,  -1.40,  -1.77,  99.90,  -1.37,
07/18 03Z,   1.00,  -3.32,  -3.65,  99.90,  -1.33,
07/18 04Z,   0.90,  -5.71,  -6.10,  99.90,  -1.29,
07/18 05Z,   0.90,  -7.88,  -8.19,  99.90,  -1.21,
07/18 06Z,   1.00,  -9.15,  -9.36,  99.90,  -1.21,
07/18 07Z,   1.00,  -9.17,  -9.53,  99.90,  -1.36,  (min)
07/18 08Z,   1.00,  -7.97,  -8.35,  99.90,  -1.38,
07/18 09Z,   1.00,  -5.89,  -6.42,  99.90,  -1.53,
07/18 10Z,   1.00,  -3.47,  -3.94,  99.90,  -1.47,
07/18 11Z,   1.00,  -1.37,  -1.79,  99.90,  -1.42,
07/18 12Z,   0.90,  -0.18,  -0.59,  99.90,  -1.31,  (max)
07/18 13Z,   0.80,  -0.22,  -0.67,  99.90,  -1.25,
07/18 14Z,   0.80,  -1.50,  -1.90,  99.90,  -1.20,
07/18 15Z,   0.80,  -3.79,  -4.16,  99.90,  -1.17,
07/18 16Z,   0.80,  -6.65,  -7.03,  99.90,  -1.18,
07/18 17Z,   0.60,  -9.40,  -9.78,  99.90,  -0.98,
07/18 18Z,   0.70, -11.33, -11.61,  99.90,  -0.98,
07/18 19Z,   0.70, -11.93, -12.27,  99.90,  -1.04,  (min)
07/18 20Z,   0.70, -11.10, -11.47,  99.90,  -1.07,
07/18 21Z,   0.70,  -9.12,  -9.29,  99.90,  -0.87,
07/18 22Z,   0.60,  -6.45,  -6.83,  99.90,  -0.98,
07/18 23Z,   0.60,  -3.73,  -4.14,  99.90,  -1.01,
07/19 00Z,   0.60,  -1.60,  -2.12,  99.90,  -1.12,
07/19 01Z,   0.60,  -0.51,  -0.98,  99.90,  -1.07,  (max)
07/19 02Z,   0.50,  -0.63,  -1.17,  99.90,  -1.04,
07/19 03Z,   0.50,  -1.84,  -2.38,  99.90,  -1.04,
07/19 04Z,   0.50,  -3.87,  -4.43,  99.90,  -1.06,
07/19 05Z,   0.40,  -6.19,  -6.70,  99.90,  -0.91,
07/19 06Z,   0.60,  -8.15,  -8.61,  99.90,  -1.06,
07/19 07Z,   0.20,  -9.18,  -9.63,  99.90,  -0.65,  (min)
07/19 08Z,   0.60,  -9.04,  -9.48,  99.90,  -1.04,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/19 09Z,   0.40,  -7.84,  99.90,  -8.48,  -1.04,
07/19 10Z,   0.70,  -5.94,  99.90,  -6.28,  -1.04,
07/19 11Z,   0.50,  -3.85,  99.90,  -4.39,  -1.04,
07/19 12Z,   0.40,  -2.14,  99.90,  -2.77,  -1.04,
07/19 13Z,   0.50,  -1.28,  99.90,  -1.81,  -1.03,  (max)
07/19 14Z,   0.50,  -1.50,  99.90,  -2.03,  -1.03,
07/19 15Z,   0.50,  -2.75,  99.90,  -3.28,  -1.03,
07/19 16Z,   0.40,  -4.78,  99.90,  -5.41,  -1.03,
07/19 17Z,   0.40,  -7.16,  99.90,  -7.78,  -1.02,
07/19 18Z,   0.40,  -9.28,  99.90,  -9.91,  -1.02,
07/19 19Z,   0.40, -10.55,  99.90, -11.17,  -1.02,
07/19 20Z,   0.30, -10.61,  99.90, -11.33,  -1.02,  (min)
07/19 21Z,   0.40,  -9.49,  99.90, -10.11,  -1.02,
07/19 22Z,   0.40,  -7.50,  99.90,  -8.11,  -1.02,
07/19 23Z,   0.40,  -5.08,  99.90,  -5.69,  -1.02,
07/20 00Z,   0.40,  -2.79,  99.90,  -3.41,  -1.02,
07/20 01Z,   0.40,  -1.16,  99.90,  -1.78,  -1.02,
07/20 02Z,   0.40,  -0.54,  99.90,  -1.16,  -1.02,  (max)
07/20 03Z,   0.40,  -0.99,  99.90,  -1.61,  -1.02,
07/20 04Z,   0.40,  -2.37,  99.90,  -2.98,  -1.02,
07/20 05Z,   0.40,  -4.37,  99.90,  -4.99,  -1.02,
07/20 06Z,   0.40,  -6.51,  99.90,  -7.13,  -1.02,
07/20 07Z,   0.40,  -8.21,  99.90,  -8.83,  -1.02,
07/20 08Z,   0.40,  -9.03,  99.90,  -9.65,  -1.02,  (min)
07/20 09Z,   0.50,  -8.83,  99.90,  -9.34,  -1.02,
07/20 10Z,   0.40,  -7.76,  99.90,  -8.38,  -1.02,
07/20 11Z,   0.40,  -6.15,  99.90,  -6.77,  -1.02,
07/20 12Z,   0.30,  -4.43,  99.90,  -5.15,  -1.02,
07/20 13Z,   0.30,  -3.09,  99.90,  -3.80,  -1.02,
07/20 14Z,   0.30,  -2.48,  99.90,  -3.19,  -1.02,  (max)
07/20 15Z,   0.30,  -2.74,  99.90,  -3.46,  -1.02,
07/20 16Z,   0.30,  -3.80,  99.90,  -4.52,  -1.02,
07/20 17Z,   0.30,  -5.43,  99.90,  -6.15,  -1.02,
07/20 18Z,   0.40,  -7.24,  99.90,  -7.86,  -1.02,
07/20 19Z,   0.40,  -8.73,  99.90,  -9.35,  -1.02,
07/20 20Z,   0.40,  -9.42,  99.90, -10.04,  -1.02,  (min)
07/20 21Z,   0.50,  -9.11,  99.90,  -9.63,  -1.02,
07/20 22Z,   0.50,  -7.89,  99.90,  -8.41,  -1.02,
07/20 23Z,   0.50,  -6.06,  99.90,  -6.58,  -1.02,
07/21 00Z,   0.50,  -4.01,  99.90,  -4.53,  -1.02,
07/21 01Z,   0.50,  -2.20,  99.90,  -2.72,  -1.02,
07/21 02Z,   0.50,  -1.05,  99.90,  -1.57,  -1.02,
07/21 03Z,   0.50,  -0.80,  99.90,  -1.32,  -1.02,  (max)
07/21 04Z,   0.50,  -1.45,  99.90,  -1.97,  -1.02,
07/21 05Z,   0.50,  -2.85,  99.90,  -3.37,  -1.02,
07/21 06Z,   0.50,  -4.73,  99.90,  -5.25,  -1.02,
07/21 07Z,   0.60,  -6.65,  99.90,  -7.07,  -1.02,
07/21 08Z,   0.60,  -8.13,  99.90,  -8.54,  -1.02,
07/21 09Z,   0.60,  -8.82,  99.90,  -9.24,  -1.02,  (min)
07/21 10Z,   0.60,  -8.67,  99.90,  -9.08,  -1.02,
07/21 11Z,   0.70,  -7.82,  99.90,  -8.14,  -1.02,
07/21 12Z,   0.60,  -6.53,  99.90,  -6.95,  -1.02,
07/21 13Z,   0.60,  -5.15,  99.90,  -5.57,  -1.02,
07/21 14Z,   0.60,  -4.07,  99.90,  -4.49,  -1.02,
07/21 15Z,   0.60,  -3.57,  99.90,  -3.99,  -1.02,  (max)
07/21 16Z,   0.60,  -3.74,  99.90,  -4.15,  -1.02,
07/21 17Z,   0.60,  -4.49,  99.90,  -4.91,  -1.02,
07/21 18Z,   0.60,  -5.65,  99.90,  -6.07,  -1.02,
07/21 19Z,   0.70,  -6.91,  99.90,  -7.23,  -1.02,
07/21 20Z,   0.50,  -7.86,  99.90,  -8.38,  -1.02,  (min)
07/21 21Z,   0.80,  -8.15,  99.90,  -8.37,  -1.02,
07/21 22Z,   0.80,  -7.67,  99.90,  -7.89,  -1.02,
07/21 23Z,   0.70,  -6.53,  99.90,  -6.85,  -1.02,
07/22 00Z,   0.60,  -4.99,  99.90,  -5.40,  -1.02,
07/22 01Z,   0.60,  -3.33,  99.90,  -3.75,  -1.02,
07/22 02Z,   0.70,  -1.94,  99.90,  -2.26,  -1.02,
07/22 03Z,   0.60,  -1.16,  99.90,  -1.58,  -1.02,  (max)
07/22 04Z,   0.50,  -1.14,  99.90,  -1.66,  -1.02,
07/22 05Z,   0.60,  -1.87,  99.90,  -2.29,  -1.02,
07/22 06Z,   0.60,  -3.21,  99.90,  -3.63,  -1.02,
07/22 07Z,   0.60,  -4.93,  99.90,  -5.34,  -1.02,
07/22 08Z,   0.80,  -6.66,  99.90,  -6.87,  -1.02,
07/22 09Z,   0.60,  -7.99,  99.90,  -8.41,  -1.02,
07/22 10Z,   0.50,  -8.67,  99.90,  -9.19,  -1.02,  (min)
07/22 11Z,   0.50,  -8.66,  99.90,  -9.18,  -1.02,
07/22 12Z,   0.60,  -8.06,  99.90,  -8.47,  -1.02,
07/22 13Z,   0.50,  -7.04,  99.90,  -7.56,  -1.02,
07/22 14Z,   0.40,  -5.89,  99.90,  -6.51,  -1.02,
07/22 15Z,   0.50,  -4.92,  99.90,  -5.44,  -1.02,
07/22 16Z,   0.50,  -4.38,  99.90,  -4.90,  -1.02,  (max)
07/22 17Z,   0.40,  -4.34,  99.90,  -4.95,  -1.02,
07/22 18Z,   0.50,  -4.74,  99.90,  -5.26,  -1.02,
07/22 19Z,   0.60,  -5.48,  99.90,  -5.89,  -1.02,
07/22 20Z,   0.60,  -6.30,  99.90,  -6.72,  -1.02,
07/22 21Z,   0.60,  -6.90,  99.90,  -7.32,  -1.02,
07/22 22Z,   0.60,  -6.99,  99.90,  -7.41,  -1.02,  (min)
07/22 23Z,   0.50,  -6.52,  99.90,  -7.04,  -1.02,
07/23 00Z,   0.60,  -5.58,  99.90,  -6.00,  -1.02,