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 : 10/12/2026 15:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/11 00Z,   0.40,   8.28,   7.82,  99.90,  -0.86,
10/11 01Z,   0.40,   5.26,   4.90,  99.90,  -0.76,
10/11 02Z,   0.40,   2.27,   1.67,  99.90,  -1.00,
10/11 03Z,   0.40,   0.08,  -0.21,  99.90,  -0.69,
10/11 04Z,   0.50,  -0.77,  -1.28,  99.90,  -1.01,  (min)
10/11 05Z,   0.50,  -0.14,  -0.48,  99.90,  -0.84,
10/11 06Z,   0.60,   1.79,   1.44,  99.90,  -0.95,
10/11 07Z,   0.70,   4.50,   4.05,  99.90,  -1.15,
10/11 08Z,   0.80,   7.29,   7.04,  99.90,  -1.05,
10/11 09Z,   0.90,   9.42,   9.29,  99.90,  -1.03,
10/11 10Z,   0.80,  10.43,  10.24,  99.90,  -0.99,  (max)
10/11 11Z,   0.90,  10.15,  10.05,  99.90,  -1.00,
10/11 12Z,   0.90,   8.71,   8.64,  99.90,  -0.97,
10/11 13Z,   1.00,   6.45,   6.40,  99.90,  -1.05,
10/11 14Z,   0.90,   4.01,   3.92,  99.90,  -0.99,
10/11 15Z,   0.90,   2.13,   1.90,  99.90,  -1.13,
10/11 16Z,   0.90,   1.39,   1.28,  99.90,  -1.01,  (min)
10/11 17Z,   0.90,   2.00,   1.79,  99.90,  -1.11,
10/11 18Z,   0.90,   3.82,   3.56,  99.90,  -1.16,
10/11 19Z,   0.90,   6.41,   6.16,  99.90,  -1.15,
10/11 20Z,   0.90,   9.09,   8.91,  99.90,  -1.08,
10/11 21Z,   0.90,  11.13,  10.93,  99.90,  -1.10,
10/11 22Z,   0.90,  11.99,  11.77,  99.90,  -1.12,  (max)
10/11 23Z,   0.90,  11.48,  11.21,  99.90,  -1.17,
10/12 00Z,   0.90,   9.69,   9.44,  99.90,  -1.15,
10/12 01Z,   0.90,   6.95,   6.80,  99.90,  -1.05,
10/12 02Z,   0.90,   3.82,   3.70,  99.90,  -1.02,
10/12 03Z,   0.80,   1.07,   0.91,  99.90,  -0.96,
10/12 04Z,   0.80,  -0.62,  -0.77,  99.90,  -0.95,
10/12 05Z,   0.70,  -0.87,  -1.05,  99.90,  -0.88,  (min)
10/12 06Z,   0.80,   0.32,   0.10,  99.90,  -1.02,
10/12 07Z,   0.90,   2.59,   2.37,  99.90,  -1.12,
10/12 08Z,   0.90,   5.37,   5.14,  99.90,  -1.13,
10/12 09Z,   0.90,   7.93,   7.63,  99.90,  -1.20,
10/12 10Z,   0.90,   9.64,   9.36,  99.90,  -1.18,
10/12 11Z,   0.90,  10.16,   9.89,  99.90,  -1.17,  (max)
10/12 12Z,   0.80,   9.49,   9.20,  99.90,  -1.09,
10/12 13Z,   0.70,   7.84,   7.64,  99.90,  -0.90,
10/12 14Z,   0.70,   5.65,   5.40,  99.90,  -0.95,
10/12 15Z,   0.80,   3.57,   3.28,  99.90,  -1.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/12 16Z,   0.80,   2.27,  99.90,   1.97,  -1.10,
10/12 17Z,   0.90,   2.17,  99.90,   1.97,  -1.10,  (min)
10/12 18Z,   0.90,   3.33,  99.90,   3.12,  -1.11,
10/12 19Z,   0.90,   5.44,  99.90,   5.22,  -1.11,
10/12 20Z,   0.90,   7.97,  99.90,   7.75,  -1.12,
10/12 21Z,   0.90,  10.26,  99.90,  10.03,  -1.12,
10/12 22Z,   0.90,  11.66,  99.90,  11.43,  -1.13,
10/12 23Z,   0.90,  11.80,  99.90,  11.56,  -1.13,  (max)
10/13 00Z,   0.90,  10.64,  99.90,  10.40,  -1.14,
10/13 01Z,   0.80,   8.41,  99.90,   8.07,  -1.15,
10/13 02Z,   0.80,   5.52,  99.90,   5.17,  -1.15,
10/13 03Z,   0.80,   2.58,  99.90,   2.23,  -1.16,
10/13 04Z,   0.90,   0.30,  99.90,   0.05,  -1.16,
10/13 05Z,   0.90,  -0.76,  99.90,  -1.02,  -1.16,  (min)
10/13 06Z,   1.00,  -0.41,  99.90,  -0.56,  -1.16,
10/13 07Z,   1.00,   1.19,  99.90,   1.04,  -1.16,
10/13 08Z,   1.00,   3.60,  99.90,   3.44,  -1.16,
10/13 09Z,   1.00,   6.20,  99.90,   6.04,  -1.16,
10/13 10Z,   1.00,   8.34,  99.90,   8.18,  -1.16,
10/13 11Z,   1.00,   9.52,  99.90,   9.37,  -1.16,  (max)
10/13 12Z,   0.70,   9.59,  99.90,   9.13,  -1.16,
10/13 13Z,   1.10,   8.63,  99.90,   8.58,  -1.16,
10/13 14Z,   0.80,   6.96,  99.90,   6.61,  -1.16,
10/13 15Z,   0.80,   5.04,  99.90,   4.68,  -1.16,
10/13 16Z,   0.80,   3.46,  99.90,   3.10,  -1.16,
10/13 17Z,   1.00,   2.78,  99.90,   2.63,  -1.16,  (min)
10/13 18Z,   0.80,   3.26,  99.90,   2.90,  -1.16,
10/13 19Z,   0.70,   4.77,  99.90,   4.31,  -1.16,
10/13 20Z,   0.90,   6.91,  99.90,   6.66,  -1.16,
10/13 21Z,   1.00,   9.15,  99.90,   8.99,  -1.16,
10/13 22Z,   0.80,  10.87,  99.90,  10.51,  -1.16,
10/13 23Z,   1.10,  11.58,  99.90,  11.52,  -1.16,  (max)
10/14 00Z,   0.90,  11.07,  99.90,  10.82,  -1.16,
10/14 01Z,   1.20,   9.46,  99.90,   9.51,  -1.16,
10/14 02Z,   1.10,   7.06,  99.90,   7.00,  -1.16,
10/14 03Z,   1.00,   4.30,  99.90,   4.14,  -1.16,
10/14 04Z,   1.10,   1.77,  99.90,   1.71,  -1.16,
10/14 05Z,   1.10,   0.09,  99.90,   0.03,  -1.16,
10/14 06Z,   1.10,  -0.36,  99.90,  -0.42,  -1.16,  (min)
10/14 07Z,   1.00,   0.45,  99.90,   0.30,  -1.16,
10/14 08Z,   1.30,   2.24,  99.90,   2.39,  -1.16,
10/14 09Z,   1.40,   4.53,  99.90,   4.78,  -1.16,
10/14 10Z,   1.10,   6.76,  99.90,   6.71,  -1.16,
10/14 11Z,   1.10,   8.39,  99.90,   8.34,  -1.16,
10/14 12Z,   1.30,   9.09,  99.90,   9.23,  -1.16,  (max)
10/14 13Z,   1.30,   8.81,  99.90,   8.95,  -1.16,
10/14 14Z,   1.20,   7.76,  99.90,   7.80,  -1.16,
10/14 15Z,   1.10,   6.25,  99.90,   6.19,  -1.16,
10/14 16Z,   1.10,   4.72,  99.90,   4.66,  -1.16,
10/14 17Z,   1.00,   3.70,  99.90,   3.54,  -1.16,
10/14 18Z,   0.90,   3.58,  99.90,   3.33,  -1.16,  (min)
10/14 19Z,   0.80,   4.46,  99.90,   4.10,  -1.16,
10/14 20Z,   0.80,   6.08,  99.90,   5.72,  -1.16,
10/14 21Z,   0.80,   8.02,  99.90,   7.67,  -1.16,
10/14 22Z,   0.70,   9.79,  99.90,   9.34,  -1.16,
10/14 23Z,   0.70,  10.89,  99.90,  10.44,  -1.16,
10/15 00Z,   0.70,  10.99,  99.90,  10.54,  -1.16,  (max)
10/15 01Z,   0.60,  10.03,  99.90,   9.48,  -1.16,
10/15 02Z,   0.50,   8.22,  99.90,   7.57,  -1.16,
10/15 03Z,   0.40,   5.89,  99.90,   5.14,  -1.16,
10/15 04Z,   0.40,   3.47,  99.90,   2.72,  -1.16,
10/15 05Z,   0.50,   1.47,  99.90,   0.82,  -1.16,
10/15 06Z,   0.50,   0.38,  99.90,  -0.28,  -1.16,  (min)
10/15 07Z,   0.70,   0.41,  99.90,  -0.05,  -1.16,
10/15 08Z,   0.60,   1.46,  99.90,   0.91,  -1.16,
10/15 09Z,   0.50,   3.20,  99.90,   2.55,  -1.16,
10/15 10Z,   0.70,   5.19,  99.90,   4.73,  -1.16,
10/15 11Z,   0.70,   6.96,  99.90,   6.50,  -1.16,
10/15 12Z,   0.70,   8.10,  99.90,   7.65,  -1.16,
10/15 13Z,   0.80,   8.43,  99.90,   8.07,  -1.16,  (max)
10/15 14Z,   1.00,   7.99,  99.90,   7.84,  -1.16,
10/15 15Z,   1.00,   7.02,  99.90,   6.87,  -1.16,
10/15 16Z,   1.00,   5.81,  99.90,   5.65,  -1.16,
10/15 17Z,   1.10,   4.74,  99.90,   4.68,  -1.16,
10/15 18Z,   1.40,   4.22,  99.90,   4.46,  -1.16,  (min)
10/15 19Z,   1.50,   4.50,  99.90,   4.85,  -1.16,
10/15 20Z,   1.80,   5.54,  99.90,   6.19,  -1.16,
10/15 21Z,   1.90,   7.05,  99.90,   7.79,  -1.16,
10/15 22Z,   1.90,   8.62,  99.90,   9.37,  -1.16,
10/15 23Z,   2.10,   9.87,  99.90,  10.82,  -1.16,
10/16 00Z,   2.30,  10.43,  99.90,  11.58,  -1.16,  (max)
10/16 01Z,   2.10,  10.11,  99.90,  11.05,  -1.16,
10/16 02Z,   1.90,   8.94,  99.90,   9.68,  -1.16,
10/16 03Z,   1.90,   7.17,  99.90,   7.92,  -1.16,
10/16 04Z,   1.80,   5.12,  99.90,   5.76,  -1.16,
10/16 05Z,   1.70,   3.14,  99.90,   3.68,  -1.16,
10/16 06Z,   1.60,   1.65,  99.90,   2.09,  -1.16,
10/16 07Z,  99.90,   1.00,  99.90,  99.90,  -1.16,
10/16 08Z,  99.90,   1.30,  99.90,  99.90,  -1.16,
10/16 09Z,  99.90,   2.36,  99.90,  99.90,  -1.16,
10/16 10Z,  99.90,   3.86,  99.90,  99.90,  -1.16,
10/16 11Z,  99.90,   5.46,  99.90,  99.90,  -1.16,
10/16 12Z,  99.90,   6.80,  99.90,  99.90,  -1.16,