EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Seward, AK : 06/18/2026 17:21:20 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/17 00Z,   0.80,   3.67,   3.27,  99.90,  -1.20,  (max)
06/17 01Z,   0.80,   2.75,   2.37,  99.90,  -1.18,
06/17 02Z,   0.70,   1.02,   0.69,  99.90,  -1.03,
06/17 03Z,   0.70,  -0.99,  -1.33,  99.90,  -1.04,
06/17 04Z,   0.60,  -2.57,  -2.94,  99.90,  -0.97,
06/17 05Z,   0.60,  -3.14,  -3.46,  99.90,  -0.92,  (min)
06/17 06Z,   0.60,  -2.44,  -2.62,  99.90,  -0.78,
06/17 07Z,   0.60,  -0.64,  -0.92,  99.90,  -0.88,
06/17 08Z,   0.50,   1.83,   1.39,  99.90,  -0.94,
06/17 09Z,   0.50,   4.36,   3.87,  99.90,  -0.99,
06/17 10Z,   0.40,   6.23,   5.78,  99.90,  -0.85,
06/17 11Z,   0.40,   6.91,   6.30,  99.90,  -1.01,  (max)
06/17 12Z,   0.40,   6.16,   5.48,  99.90,  -1.08,
06/17 13Z,   0.30,   4.06,   3.47,  99.90,  -0.89,
06/17 14Z,   0.30,   0.94,   0.40,  99.90,  -0.84,
06/17 15Z,   0.30,  -2.64,  -3.29,  99.90,  -0.95,
06/17 16Z,   0.20,  -5.91,  -6.45,  99.90,  -0.74,
06/17 17Z,   0.20,  -8.10,  -8.68,  99.90,  -0.78,
06/17 18Z,   0.30,  -8.75,  -9.35,  99.90,  -0.90,  (min)
06/17 19Z,   0.20,  -7.82,  -8.41,  99.90,  -0.79,
06/17 20Z,   0.20,  -5.62,  -6.30,  99.90,  -0.88,
06/17 21Z,   0.20,  -2.71,  -3.45,  99.90,  -0.94,
06/17 22Z,   0.20,   0.22,  -0.56,  99.90,  -0.98,
06/17 23Z,   0.20,   2.49,   1.66,  99.90,  -1.03,
06/18 00Z,   0.20,   3.67,   2.84,  99.90,  -1.03,  (max)
06/18 01Z,   0.20,   3.65,   2.83,  99.90,  -1.02,
06/18 02Z,   0.10,   2.54,   1.74,  99.90,  -0.90,
06/18 03Z,   0.10,   0.70,   0.00,  99.90,  -0.80,
06/18 04Z,   0.10,  -1.31,  -2.08,  99.90,  -0.87,
06/18 05Z,   0.10,  -2.79,  -3.56,  99.90,  -0.87,
06/18 06Z,   0.10,  -3.21,  -3.85,  99.90,  -0.74,  (min)
06/18 07Z,   0.10,  -2.41,  -3.11,  99.90,  -0.80,
06/18 08Z,   0.10,  -0.59,  -1.43,  99.90,  -0.94,
06/18 09Z,   0.10,   1.78,   0.97,  99.90,  -0.91,
06/18 10Z,   0.10,   4.11,   3.25,  99.90,  -0.96,
06/18 11Z,   0.10,   5.74,   4.85,  99.90,  -0.99,
06/18 12Z,   0.10,   6.20,   5.23,  99.90,  -1.07,  (max)
06/18 13Z,   0.10,   5.30,   4.40,  99.90,  -1.00,
06/18 14Z,   0.10,   3.18,   2.24,  99.90,  -1.04,
06/18 15Z,   0.00,   0.17,  -0.63,  99.90,  -0.80,
06/18 16Z,   0.00,  -3.15,  -3.80,  99.90,  -0.65,
06/18 17Z,   0.00,  -6.05,  -6.67,  99.90,  -0.62,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/18 18Z,   0.00,  -7.82,  99.90,  -8.47,  -0.65,
06/18 19Z,   0.00,  -8.09,  99.90,  -8.77,  -0.68,  (min)
06/18 20Z,   0.00,  -6.91,  99.90,  -7.62,  -0.70,
06/18 21Z,   0.00,  -4.64,  99.90,  -5.37,  -0.73,
06/18 22Z,   0.00,  -1.82,  99.90,  -2.58,  -0.76,
06/18 23Z,   0.00,   0.89,  99.90,   0.10,  -0.79,
06/19 00Z,   0.00,   2.87,  99.90,   2.05,  -0.82,
06/19 01Z,   0.10,   3.78,  99.90,   3.03,  -0.85,  (max)
06/19 02Z,   0.10,   3.54,  99.90,   2.76,  -0.88,
06/19 03Z,   0.10,   2.30,  99.90,   1.50,  -0.90,
06/19 04Z,   0.10,   0.42,  99.90,  -0.41,  -0.93,
06/19 05Z,   0.10,  -1.53,  99.90,  -2.39,  -0.96,
06/19 06Z,   0.10,  -2.89,  99.90,  -3.75,  -0.96,
06/19 07Z,   0.10,  -3.20,  99.90,  -4.06,  -0.96,  (min)
06/19 08Z,   0.10,  -2.39,  99.90,  -3.25,  -0.96,
06/19 09Z,   0.10,  -0.69,  99.90,  -1.55,  -0.96,
06/19 10Z,   0.10,   1.47,  99.90,   0.61,  -0.96,
06/19 11Z,   0.10,   3.52,  99.90,   2.66,  -0.96,
06/19 12Z,   0.00,   4.88,  99.90,   3.92,  -0.96,
06/19 13Z,   0.00,   5.15,  99.90,   4.19,  -0.96,  (max)
06/19 14Z,   0.20,   4.22,  99.90,   3.46,  -0.96,
06/19 15Z,   0.00,   2.21,  99.90,   1.25,  -0.96,
06/19 16Z,  -0.20,  -0.53,  99.90,  -1.69,  -0.96,
06/19 17Z,   0.00,  -3.45,  99.90,  -4.41,  -0.96,
06/19 18Z,   0.10,  -5.86,  99.90,  -6.72,  -0.96,
06/19 19Z,   0.00,  -7.16,  99.90,  -8.13,  -0.96,  (min)
06/19 20Z,   0.00,  -7.10,  99.90,  -8.06,  -0.96,
06/19 21Z,   0.10,  -5.76,  99.90,  -6.63,  -0.96,
06/19 22Z,   0.30,  -3.53,  99.90,  -4.19,  -0.96,
06/19 23Z,   0.20,  -0.91,  99.90,  -1.67,  -0.96,
06/20 00Z,   0.10,   1.50,  99.90,   0.64,  -0.96,
06/20 01Z,   0.20,   3.17,  99.90,   2.41,  -0.96,
06/20 02Z,   0.30,   3.82,  99.90,   3.16,  -0.96,  (max)
06/20 03Z,   0.30,   3.41,  99.90,   2.74,  -0.96,
06/20 04Z,   0.20,   2.09,  99.90,   1.33,  -0.96,
06/20 05Z,   0.20,   0.23,  99.90,  -0.53,  -0.96,
06/20 06Z,   0.40,  -1.62,  99.90,  -2.18,  -0.96,
06/20 07Z,   0.20,  -2.88,  99.90,  -3.64,  -0.96,
06/20 08Z,   0.00,  -3.16,  99.90,  -4.12,  -0.96,  (min)
06/20 09Z,   0.50,  -2.45,  99.90,  -2.91,  -0.96,
06/20 10Z,   0.30,  -0.96,  99.90,  -1.62,  -0.96,
06/20 11Z,   0.20,   0.90,  99.90,   0.14,  -0.96,
06/20 12Z,   0.20,   2.64,  99.90,   1.88,  -0.96,
06/20 13Z,   0.30,   3.76,  99.90,   3.10,  -0.96,
06/20 14Z,   0.30,   3.93,  99.90,   3.27,  -0.96,  (max)
06/20 15Z,   0.20,   3.07,  99.90,   2.31,  -0.96,
06/20 16Z,   0.20,   1.31,  99.90,   0.55,  -0.96,
06/20 17Z,   0.50,  -1.03,  99.90,  -1.49,  -0.96,
06/20 18Z,   0.10,  -3.46,  99.90,  -4.32,  -0.96,
06/20 19Z,   0.20,  -5.35,  99.90,  -6.11,  -0.96,
06/20 20Z,   0.40,  -6.21,  99.90,  -6.77,  -0.96,  (min)
06/20 21Z,   0.50,  -5.89,  99.90,  -6.35,  -0.96,
06/20 22Z,   0.30,  -4.51,  99.90,  -5.17,  -0.96,
06/20 23Z,   0.30,  -2.41,  99.90,  -3.07,  -0.96,
06/21 00Z,   0.40,  -0.05,  99.90,  -0.61,  -0.96,
06/21 01Z,   0.40,   2.04,  99.90,   1.48,  -0.96,
06/21 02Z,   0.30,   3.41,  99.90,   2.75,  -0.96,
06/21 03Z,   0.30,   3.83,  99.90,   3.17,  -0.96,  (max)
06/21 04Z,   0.40,   3.29,  99.90,   2.73,  -0.96,
06/21 05Z,   0.40,   1.94,  99.90,   1.38,  -0.96,
06/21 06Z,   0.40,   0.13,  99.90,  -0.43,  -0.96,
06/21 07Z,   0.40,  -1.64,  99.90,  -2.20,  -0.96,
06/21 08Z,   0.50,  -2.84,  99.90,  -3.31,  -0.96,
06/21 09Z,   0.50,  -3.18,  99.90,  -3.64,  -0.96,  (min)
06/21 10Z,   0.50,  -2.65,  99.90,  -3.11,  -0.96,
06/21 11Z,   0.50,  -1.44,  99.90,  -1.90,  -0.96,
06/21 12Z,   0.50,   0.11,  99.90,  -0.35,  -0.96,
06/21 13Z,   0.40,   1.59,  99.90,   1.03,  -0.96,
06/21 14Z,   0.40,   2.55,  99.90,   1.99,  -0.96,
06/21 15Z,   0.40,   2.72,  99.90,   2.16,  -0.96,  (max)
06/21 16Z,   0.50,   2.05,  99.90,   1.59,  -0.96,
06/21 17Z,   0.30,   0.63,  99.90,  -0.03,  -0.96,
06/21 18Z,   0.30,  -1.25,  99.90,  -1.91,  -0.96,
06/21 19Z,   0.20,  -3.16,  99.90,  -3.93,  -0.96,
06/21 20Z,   0.50,  -4.57,  99.90,  -5.03,  -0.96,
06/21 21Z,   0.50,  -5.08,  99.90,  -5.54,  -0.96,  (min)
06/21 22Z,   0.30,  -4.60,  99.90,  -5.26,  -0.96,
06/21 23Z,   0.30,  -3.27,  99.90,  -3.93,  -0.96,
06/22 00Z,   0.40,  -1.36,  99.90,  -1.92,  -0.96,
06/22 01Z,   0.40,   0.71,  99.90,   0.15,  -0.96,
06/22 02Z,   0.30,   2.49,  99.90,   1.83,  -0.96,
06/22 03Z,   0.30,   3.59,  99.90,   2.93,  -0.96,
06/22 04Z,   0.40,   3.83,  99.90,   3.27,  -0.96,  (max)
06/22 05Z,   0.30,   3.20,  99.90,   2.54,  -0.96,
06/22 06Z,   0.30,   1.83,  99.90,   1.17,  -0.96,
06/22 07Z,   0.30,   0.05,  99.90,  -0.61,  -0.96,
06/22 08Z,   0.50,  -1.67,  99.90,  -2.13,  -0.96,
06/22 09Z,   0.30,  -2.89,  99.90,  -3.55,  -0.96,
06/22 10Z,   0.30,  -3.34,  99.90,  -4.00,  -0.96,  (min)
06/22 11Z,   0.20,  -3.02,  99.90,  -3.78,  -0.96,
06/22 12Z,   0.60,  -2.08,  99.90,  -2.44,  -0.96,