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 : 10/17/2026 17:22:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/16 00Z,   2.00,  10.43,  10.86,  99.90,  -1.57,
10/16 01Z,   1.90,  10.11,  10.58,  99.90,  -1.43,  (max)
10/16 02Z,   1.70,   8.94,   9.38,  99.90,  -1.26,
10/16 03Z,   1.70,   7.17,   7.51,  99.90,  -1.36,
10/16 04Z,   1.60,   5.12,   5.47,  99.90,  -1.25,
10/16 05Z,   1.50,   3.14,   3.46,  99.90,  -1.18,
10/16 06Z,   1.50,   1.65,   2.07,  99.90,  -1.08,
10/16 07Z,   1.40,   1.00,   1.50,  99.90,  -0.90,  (min)
10/16 08Z,   1.40,   1.30,   1.72,  99.90,  -0.98,
10/16 09Z,   1.30,   2.36,   2.74,  99.90,  -0.92,
10/16 10Z,   1.30,   3.86,   4.22,  99.90,  -0.94,
10/16 11Z,   1.40,   5.46,   5.84,  99.90,  -1.02,
10/16 12Z,   1.50,   6.80,   7.18,  99.90,  -1.12,
10/16 13Z,   1.50,   7.58,   7.99,  99.90,  -1.09,
10/16 14Z,   1.50,   7.73,   8.16,  99.90,  -1.07,  (max)
10/16 15Z,   1.50,   7.32,   7.72,  99.90,  -1.10,
10/16 16Z,   1.50,   6.57,   6.93,  99.90,  -1.14,
10/16 17Z,   1.50,   5.71,   6.02,  99.90,  -1.19,
10/16 18Z,   1.50,   5.04,   5.32,  99.90,  -1.22,
10/16 19Z,   1.50,   4.87,   5.12,  99.90,  -1.25,  (min)
10/16 20Z,   1.40,   5.33,   5.45,  99.90,  -1.28,
10/16 21Z,   1.40,   6.32,   6.50,  99.90,  -1.22,
10/16 22Z,   1.40,   7.54,   7.69,  99.90,  -1.25,
10/16 23Z,   1.40,   8.69,   8.79,  99.90,  -1.30,
10/17 00Z,   1.40,   9.49,   9.68,  99.90,  -1.21,
10/17 01Z,   1.30,   9.68,   9.95,  99.90,  -1.03,  (max)
10/17 02Z,   1.20,   9.17,   9.41,  99.90,  -0.96,
10/17 03Z,   1.20,   8.03,   8.24,  99.90,  -0.99,
10/17 04Z,   1.20,   6.49,   6.67,  99.90,  -1.02,
10/17 05Z,   1.20,   4.79,   4.95,  99.90,  -1.04,
10/17 06Z,   1.20,   3.22,   3.36,  99.90,  -1.06,
10/17 07Z,   1.20,   2.11,   2.29,  99.90,  -1.02,
10/17 08Z,   1.10,   1.72,   1.90,  99.90,  -0.92,  (min)
10/17 09Z,   1.10,   2.05,   2.11,  99.90,  -1.04,
10/17 10Z,   1.20,   2.94,   3.12,  99.90,  -1.02,
10/17 11Z,   1.30,   4.13,   4.30,  99.90,  -1.13,
10/17 12Z,   1.20,   5.38,   5.49,  99.90,  -1.09,
10/17 13Z,   1.20,   6.42,   6.60,  99.90,  -1.02,
10/17 14Z,   1.10,   7.05,   7.18,  99.90,  -0.97,
10/17 15Z,   1.10,   7.20,   7.27,  99.90,  -1.03,  (max)
10/17 16Z,   1.20,   6.97,   6.99,  99.90,  -1.18,
10/17 17Z,   1.30,   6.48,   6.54,  99.90,  -1.24,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 18Z,   1.40,   5.91,  99.90,   6.07,  -1.24,
10/17 19Z,   1.60,   5.49,  99.90,   5.84,  -1.24,
10/17 20Z,   1.60,   5.45,  99.90,   5.81,  -1.24,  (min)
10/17 21Z,   1.60,   5.87,  99.90,   6.23,  -1.24,
10/17 22Z,   1.60,   6.63,  99.90,   6.99,  -1.25,
10/17 23Z,   1.60,   7.51,  99.90,   7.86,  -1.25,
10/18 00Z,   1.50,   8.31,  99.90,   8.56,  -1.25,
10/18 01Z,   1.40,   8.83,  99.90,   8.98,  -1.25,  (max)
10/18 02Z,   1.30,   8.89,  99.90,   8.94,  -1.25,
10/18 03Z,   1.20,   8.41,  99.90,   8.36,  -1.25,
10/18 04Z,   1.20,   7.47,  99.90,   7.41,  -1.25,
10/18 05Z,   1.10,   6.22,  99.90,   6.06,  -1.25,
10/18 06Z,   1.10,   4.84,  99.90,   4.69,  -1.25,
10/18 07Z,   1.10,   3.55,  99.90,   3.40,  -1.25,
10/18 08Z,   1.20,   2.63,  99.90,   2.58,  -1.25,
10/18 09Z,   1.20,   2.28,  99.90,   2.22,  -1.25,  (min)
10/18 10Z,   1.20,   2.49,  99.90,   2.44,  -1.25,
10/18 11Z,   1.30,   3.14,  99.90,   3.19,  -1.25,
10/18 12Z,   1.20,   4.08,  99.90,   4.02,  -1.25,
10/18 13Z,   1.10,   5.12,  99.90,   4.97,  -1.25,
10/18 14Z,   1.10,   6.08,  99.90,   5.92,  -1.25,
10/18 15Z,   1.00,   6.74,  99.90,   6.48,  -1.25,
10/18 16Z,   1.00,   7.03,  99.90,   6.78,  -1.25,  (max)
10/18 17Z,   0.90,   7.00,  99.90,   6.64,  -1.25,
10/18 18Z,   0.80,   6.70,  99.90,   6.25,  -1.25,
10/18 19Z,   0.80,   6.27,  99.90,   5.81,  -1.25,
10/18 20Z,   0.80,   5.88,  99.90,   5.43,  -1.25,
10/18 21Z,   0.60,   5.76,  99.90,   5.11,  -1.25,  (min)
10/18 22Z,   0.80,   5.98,  99.90,   5.52,  -1.25,
10/18 23Z,   0.90,   6.45,  99.90,   6.09,  -1.25,
10/19 00Z,   0.80,   7.05,  99.90,   6.59,  -1.25,
10/19 01Z,   0.70,   7.65,  99.90,   7.10,  -1.25,
10/19 02Z,   0.80,   8.11,  99.90,   7.66,  -1.25,
10/19 03Z,   0.80,   8.25,  99.90,   7.80,  -1.25,  (max)
10/19 04Z,   0.70,   7.97,  99.90,   7.42,  -1.25,
10/19 05Z,   0.70,   7.29,  99.90,   6.73,  -1.25,
10/19 06Z,   0.70,   6.29,  99.90,   5.74,  -1.25,
10/19 07Z,   0.70,   5.11,  99.90,   4.55,  -1.25,
10/19 08Z,   0.70,   3.92,  99.90,   3.36,  -1.25,
10/19 09Z,   0.70,   2.99,  99.90,   2.44,  -1.25,
10/19 10Z,   0.70,   2.53,  99.90,   1.98,  -1.25,  (min)
10/19 11Z,   0.70,   2.57,  99.90,   2.02,  -1.25,
10/19 12Z,   0.70,   3.05,  99.90,   2.50,  -1.25,
10/19 13Z,   0.70,   3.88,  99.90,   3.33,  -1.25,
10/19 14Z,   0.70,   4.94,  99.90,   4.39,  -1.25,
10/19 15Z,   0.70,   6.00,  99.90,   5.44,  -1.25,
10/19 16Z,   0.70,   6.82,  99.90,   6.27,  -1.25,
10/19 17Z,   0.90,   7.29,  99.90,   6.93,  -1.25,  (max)
10/19 18Z,   0.80,   7.38,  99.90,   6.92,  -1.25,
10/19 19Z,   0.80,   7.11,  99.90,   6.65,  -1.25,
10/19 20Z,   0.90,   6.58,  99.90,   6.23,  -1.25,
10/19 21Z,   1.10,   6.02,  99.90,   5.87,  -1.25,
10/19 22Z,   1.10,   5.65,  99.90,   5.50,  -1.25,
10/19 23Z,   1.00,   5.59,  99.90,   5.34,  -1.25,  (min)
10/20 00Z,   1.10,   5.83,  99.90,   5.67,  -1.25,
10/20 01Z,   1.20,   6.30,  99.90,   6.25,  -1.25,
10/20 02Z,   1.20,   6.94,  99.90,   6.88,  -1.25,
10/20 03Z,   1.10,   7.56,  99.90,   7.41,  -1.25,
10/20 04Z,   1.20,   7.94,  99.90,   7.88,  -1.25,  (max)
10/20 05Z,   1.20,   7.91,  99.90,   7.85,  -1.25,
10/20 06Z,   1.20,   7.44,  99.90,   7.39,  -1.25,
10/20 07Z,   1.20,   6.57,  99.90,   6.51,  -1.25,
10/20 08Z,   1.30,   5.39,  99.90,   5.44,  -1.25,
10/20 09Z,   1.30,   4.12,  99.90,   4.16,  -1.25,
10/20 10Z,   1.40,   3.06,  99.90,   3.21,  -1.25,
10/20 11Z,   1.40,   2.45,  99.90,   2.60,  -1.25,  (min)
10/20 12Z,   1.50,   2.38,  99.90,   2.63,  -1.25,
10/20 13Z,   1.50,   2.86,  99.90,   3.10,  -1.25,
10/20 14Z,   1.40,   3.81,  99.90,   3.96,  -1.25,
10/20 15Z,   1.80,   5.08,  99.90,   5.62,  -1.25,
10/20 16Z,   1.90,   6.36,  99.90,   7.01,  -1.25,
10/20 17Z,   2.00,   7.37,  99.90,   8.12,  -1.25,
10/20 18Z,   2.00,   7.92,  99.90,   8.67,  -1.25,
10/20 19Z,   2.20,   7.95,  99.90,   8.90,  -1.25,  (max)
10/20 20Z,   2.30,   7.48,  99.90,   8.52,  -1.25,
10/20 21Z,   2.20,   6.64,  99.90,   7.59,  -1.25,
10/20 22Z,   2.20,   5.73,  99.90,   6.68,  -1.25,
10/20 23Z,   2.20,   5.04,  99.90,   5.99,  -1.25,
10/21 00Z,   2.30,   4.75,  99.90,   5.80,  -1.25,  (min)
10/21 01Z,   2.30,   4.91,  99.90,   5.96,  -1.25,
10/21 02Z,   2.30,   5.49,  99.90,   6.54,  -1.25,
10/21 03Z,   2.30,   6.38,  99.90,   7.42,  -1.25,
10/21 04Z,   2.40,   7.32,  99.90,   8.46,  -1.25,
10/21 05Z,   2.40,   7.99,  99.90,   9.14,  -1.25,
10/21 06Z,   2.40,   8.17,  99.90,   9.32,  -1.25,  (max)
10/21 07Z,   2.60,   7.79,  99.90,   9.14,  -1.25,
10/21 08Z,   2.60,   6.87,  99.90,   8.21,  -1.25,
10/21 09Z,   2.50,   5.53,  99.90,   6.77,  -1.25,
10/21 10Z,   2.40,   4.05,  99.90,   5.20,  -1.25,
10/21 11Z,   2.40,   2.83,  99.90,   3.97,  -1.25,
10/21 12Z,   2.40,   2.14,  99.90,   3.29,  -1.25,