EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
mllw-on
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Seward, AK : 10/08/2026 10:22:06 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/06 18Z,   1.30,   8.32,   8.33,  99.90,  -1.29,
10/06 19Z,   1.30,   9.11,   8.99,  99.90,  -1.42,  (max)
10/06 20Z,   1.30,   9.02,   8.79,  99.90,  -1.53,
10/06 21Z,   1.20,   8.07,   7.89,  99.90,  -1.38,
10/06 22Z,   1.20,   6.54,   6.39,  99.90,  -1.35,
10/06 23Z,   1.10,   4.90,   4.67,  99.90,  -1.33,
10/07 00Z,   1.20,   3.64,   3.44,  99.90,  -1.40,
10/07 01Z,   1.10,   3.10,   2.84,  99.90,  -1.36,  (min)
10/07 02Z,   1.00,   3.41,   3.15,  99.90,  -1.26,
10/07 03Z,   1.00,   4.54,   4.33,  99.90,  -1.21,
10/07 04Z,   0.90,   6.24,   5.99,  99.90,  -1.15,
10/07 05Z,   0.90,   8.03,   7.73,  99.90,  -1.20,
10/07 06Z,   1.00,   9.40,   9.14,  99.90,  -1.26,
10/07 07Z,   0.90,   9.99,   9.73,  99.90,  -1.16,  (max)
10/07 08Z,   0.90,   9.61,   9.24,  99.90,  -1.27,
10/07 09Z,   0.80,   8.26,   7.86,  99.90,  -1.20,
10/07 10Z,   0.80,   6.15,   5.87,  99.90,  -1.08,
10/07 11Z,   0.80,   3.79,   3.42,  99.90,  -1.17,
10/07 12Z,   0.80,   1.77,   1.33,  99.90,  -1.24,
10/07 13Z,   0.70,   0.56,   0.15,  99.90,  -1.11,
10/07 14Z,   0.60,   0.44,  -0.07,  99.90,  -1.11,  (min)
10/07 15Z,   0.60,   1.42,   1.05,  99.90,  -0.97,
10/07 16Z,   0.50,   3.33,   2.98,  99.90,  -0.85,
10/07 17Z,   0.50,   5.68,   5.25,  99.90,  -0.93,
10/07 18Z,   0.60,   7.90,   7.46,  99.90,  -1.04,
10/07 19Z,   0.60,   9.47,   8.95,  99.90,  -1.12,
10/07 20Z,   0.60,  10.07,   9.54,  99.90,  -1.13,  (max)
10/07 21Z,   0.40,   9.59,   8.92,  99.90,  -1.07,
10/07 22Z,   0.70,   8.11,   7.49,  99.90,  -1.32,
10/07 23Z,   0.60,   6.02,   5.47,  99.90,  -1.15,
10/08 00Z,   0.60,   3.91,   3.25,  99.90,  -1.26,
10/08 01Z,   0.50,   2.36,   1.73,  99.90,  -1.13,
10/08 02Z,   0.50,   1.78,   1.21,  99.90,  -1.07,  (min)
10/08 03Z,   0.50,   2.29,   1.74,  99.90,  -1.05,
10/08 04Z,   0.50,   3.81,   3.35,  99.90,  -0.96,
10/08 05Z,   0.50,   5.95,   5.34,  99.90,  -1.11,
10/08 06Z,   0.60,   8.12,   7.58,  99.90,  -1.14,
10/08 07Z,   0.60,   9.72,   9.26,  99.90,  -1.06,
10/08 08Z,   0.60,  10.37,   9.88,  99.90,  -1.09,  (max)
10/08 09Z,   0.60,   9.87,   9.29,  99.90,  -1.18,
10/08 10Z,   0.60,   8.29,   7.66,  99.90,  -1.23,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/08 11Z,   0.70,   5.93,  99.90,   5.41,  -1.22,
10/08 12Z,   0.60,   3.40,  99.90,   2.78,  -1.22,
10/08 13Z,   0.60,   1.37,  99.90,   0.75,  -1.21,
10/08 14Z,   0.60,   0.35,  99.90,  -0.26,  -1.21,  (min)
10/08 15Z,   0.60,   0.58,  99.90,  -0.02,  -1.20,
10/08 16Z,   0.60,   2.03,  99.90,   1.43,  -1.20,
10/08 17Z,   0.50,   4.37,  99.90,   3.68,  -1.19,
10/08 18Z,   0.50,   7.01,  99.90,   6.32,  -1.19,
10/08 19Z,   0.60,   9.26,  99.90,   8.68,  -1.18,
10/08 20Z,   0.60,  10.61,  99.90,  10.03,  -1.18,
10/08 21Z,   0.70,  10.78,  99.90,  10.31,  -1.17,  (max)
10/08 22Z,   0.70,   9.71,  99.90,   9.24,  -1.17,
10/08 23Z,   0.70,   7.61,  99.90,   7.14,  -1.17,
10/09 00Z,   0.70,   5.01,  99.90,   4.54,  -1.17,
10/09 01Z,   0.70,   2.60,  99.90,   2.13,  -1.17,
10/09 02Z,   0.60,   1.02,  99.90,   0.46,  -1.17,
10/09 03Z,   0.60,   0.65,  99.90,   0.09,  -1.17,  (min)
10/09 04Z,   0.60,   1.57,  99.90,   1.01,  -1.17,
10/09 05Z,   0.60,   3.56,  99.90,   3.00,  -1.17,
10/09 06Z,   0.50,   6.10,  99.90,   5.43,  -1.17,
10/09 07Z,   0.50,   8.49,  99.90,   7.82,  -1.17,
10/09 08Z,   0.50,  10.10,  99.90,   9.44,  -1.17,
10/09 09Z,   0.50,  10.59,  99.90,   9.92,  -1.17,  (max)
10/09 10Z,   0.50,   9.82,  99.90,   9.15,  -1.17,
10/09 11Z,   0.50,   7.93,  99.90,   7.27,  -1.17,
10/09 12Z,   0.50,   5.38,  99.90,   4.71,  -1.17,
10/09 13Z,   0.50,   2.85,  99.90,   2.18,  -1.17,
10/09 14Z,   0.30,   1.05,  99.90,   0.18,  -1.17,
10/09 15Z,   0.50,   0.45,  99.90,  -0.22,  -1.17,  (min)
10/09 16Z,   0.50,   1.21,  99.90,   0.55,  -1.17,
10/09 17Z,   0.40,   3.17,  99.90,   2.41,  -1.17,
10/09 18Z,   0.40,   5.86,  99.90,   5.09,  -1.17,
10/09 19Z,   0.40,   8.56,  99.90,   7.79,  -1.17,
10/09 20Z,   0.40,  10.58,  99.90,   9.82,  -1.17,
10/09 21Z,   0.40,  11.46,  99.90,  10.69,  -1.17,  (max)
10/09 22Z,   0.30,  11.00,  99.90,  10.13,  -1.17,
10/09 23Z,   0.40,   9.26,  99.90,   8.50,  -1.17,
10/10 00Z,   0.30,   6.61,  99.90,   5.74,  -1.17,
10/10 01Z,   0.20,   3.67,  99.90,   2.71,  -1.17,
10/10 02Z,   0.20,   1.23,  99.90,   0.27,  -1.17,
10/10 03Z,   0.20,  -0.10,  99.90,  -1.07,  -1.17,  (min)
10/10 04Z,   0.30,  -0.03,  99.90,  -0.90,  -1.17,
10/10 05Z,   0.20,   1.40,  99.90,   0.44,  -1.17,
10/10 06Z,   0.30,   3.83,  99.90,   2.96,  -1.17,
10/10 07Z,   0.30,   6.61,  99.90,   5.74,  -1.17,
10/10 08Z,   0.40,   8.98,  99.90,   8.22,  -1.17,
10/10 09Z,   0.40,  10.39,  99.90,   9.62,  -1.17,
10/10 10Z,   0.40,  10.53,  99.90,   9.76,  -1.17,  (max)
10/10 11Z,   0.40,   9.41,  99.90,   8.64,  -1.17,
10/10 12Z,   0.30,   7.27,  99.90,   6.41,  -1.17,
10/10 13Z,   0.30,   4.68,  99.90,   3.81,  -1.17,
10/10 14Z,   0.20,   2.37,  99.90,   1.40,  -1.17,
10/10 15Z,   0.20,   1.02,  99.90,   0.05,  -1.17,
10/10 16Z,   0.20,   1.00,  99.90,   0.03,  -1.17,  (min)
10/10 17Z,   0.10,   2.34,  99.90,   1.27,  -1.17,
10/10 18Z,   0.10,   4.71,  99.90,   3.65,  -1.17,
10/10 19Z,   0.20,   7.53,  99.90,   6.56,  -1.17,
10/10 20Z,   0.20,  10.03,  99.90,   9.06,  -1.17,
10/10 21Z,   0.20,  11.57,  99.90,  10.60,  -1.17,
10/10 22Z,   0.20,  11.78,  99.90,  10.81,  -1.17,  (max)
10/10 23Z,   0.20,  10.62,  99.90,   9.65,  -1.17,
10/11 00Z,   0.20,   8.28,  99.90,   7.32,  -1.17,
10/11 01Z,   0.20,   5.26,  99.90,   4.29,  -1.17,
10/11 02Z,   0.20,   2.27,  99.90,   1.30,  -1.17,
10/11 03Z,   0.20,   0.08,  99.90,  -0.88,  -1.17,
10/11 04Z,   0.30,  -0.77,  99.90,  -1.64,  -1.17,  (min)
10/11 05Z,   0.30,  -0.14,  99.90,  -1.01,  -1.17,
10/11 06Z,   0.40,   1.79,  99.90,   1.02,  -1.17,
10/11 07Z,   0.40,   4.50,  99.90,   3.74,  -1.17,
10/11 08Z,   0.40,   7.29,  99.90,   6.52,  -1.17,
10/11 09Z,   0.40,   9.42,  99.90,   8.66,  -1.17,
10/11 10Z,   0.50,  10.43,  99.90,   9.76,  -1.17,  (max)
10/11 11Z,   0.50,  10.15,  99.90,   9.49,  -1.17,
10/11 12Z,   0.60,   8.71,  99.90,   8.14,  -1.17,
10/11 13Z,   0.40,   6.45,  99.90,   5.69,  -1.17,
10/11 14Z,   0.50,   4.01,  99.90,   3.35,  -1.17,
10/11 15Z,   0.70,   2.13,  99.90,   1.67,  -1.17,
10/11 16Z,   0.70,   1.39,  99.90,   0.92,  -1.17,  (min)
10/11 17Z,   0.70,   2.00,  99.90,   1.53,  -1.17,
10/11 18Z,   0.80,   3.82,  99.90,   3.46,  -1.17,
10/11 19Z,   1.00,   6.41,  99.90,   6.24,  -1.17,
10/11 20Z,   1.00,   9.09,  99.90,   8.92,  -1.17,
10/11 21Z,   0.90,  11.13,  99.90,  10.86,  -1.17,
10/11 22Z,   0.90,  11.99,  99.90,  11.72,  -1.17,  (max)
10/11 23Z,   0.90,  11.48,  99.90,  11.21,  -1.17,
10/12 00Z,   0.80,   9.69,  99.90,   9.32,  -1.17,
10/12 01Z,  99.90,   6.95,  99.90,  99.90,  -1.17,
10/12 02Z,  99.90,   3.82,  99.90,  99.90,  -1.17,
10/12 03Z,  99.90,   1.07,  99.90,  99.90,  -1.17,
10/12 04Z,  99.90,  -0.62,  99.90,  99.90,  -1.17,
10/12 05Z,  99.90,  -0.87,  99.90,  99.90,  -1.17,
10/12 06Z,  99.90,   0.32,  99.90,  99.90,  -1.17,