EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Nikiski, AK : 08/16/2026 00:22:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/14 06Z,  -0.80,   8.35,   7.46,  99.90,  -0.09,
08/14 07Z,  -0.80,   3.45,   3.06,  99.90,   0.41,
08/14 08Z,  -0.70,   0.43,  -0.30,  99.90,  -0.03,
08/14 09Z,  -0.70,   1.06,  -0.65,  99.90,  -1.01,  (min)
08/14 10Z,  -0.70,   5.33,   4.61,  99.90,  -0.02,
08/14 11Z,  -0.60,  11.26,  11.04,  99.90,   0.38,
08/14 12Z,  -0.70,  16.95,  16.43,  99.90,   0.18,
08/14 13Z,  -0.70,  21.25,  20.66,  99.90,   0.11,
08/14 14Z,  -0.60,  23.21,  22.84,  99.90,   0.23,  (max)
08/14 15Z,  -0.60,  22.26,  21.94,  99.90,   0.28,
08/14 16Z,  -0.60,  18.65,  17.93,  99.90,  -0.12,
08/14 17Z,  -0.60,  13.31,  12.28,  99.90,  -0.43,
08/14 18Z,  -0.60,   7.35,   7.14,  99.90,   0.39,
08/14 19Z,  -0.60,   1.64,   2.17,  99.90,   1.13,
08/14 20Z,  -0.60,  -2.61,  -2.08,  99.90,   1.13,
08/14 21Z,  -0.60,  -3.53,  -4.36,  99.90,  -0.23,  (min)
08/14 22Z,  -0.60,  -0.22,  -1.76,  99.90,  -0.94,
08/14 23Z,  -0.50,   5.89,   5.70,  99.90,   0.31,
08/15 00Z,  -0.50,  12.55,  12.32,  99.90,   0.27,
08/15 01Z,  -0.40,  18.29,  17.66,  99.90,  -0.23,
08/15 02Z,  -0.40,  22.07,  21.51,  99.90,  -0.16,
08/15 03Z,  -0.40,  23.05,  22.71,  99.90,   0.06,  (max)
08/15 04Z,  -0.40,  21.09,  20.72,  99.90,   0.03,
08/15 05Z,  -0.30,  16.89,  15.96,  99.90,  -0.63,
08/15 06Z,  -0.30,  11.59,  10.50,  99.90,  -0.79,
08/15 07Z,  -0.30,   6.21,   5.79,  99.90,  -0.12,
08/15 08Z,  -0.20,   1.68,   1.42,  99.90,  -0.06,
08/15 09Z,  -0.10,  -0.41,  -1.23,  99.90,  -0.72,  (min)
08/15 10Z,  -0.10,   1.35,  -0.02,  99.90,  -1.27,
08/15 11Z,  -0.10,   6.35,   6.16,  99.90,  -0.09,
08/15 12Z,   0.00,  12.39,  12.21,  99.90,  -0.18,
08/15 13Z,   0.00,  17.72,  17.19,  99.90,  -0.53,
08/15 14Z,   0.00,  21.40,  20.82,  99.90,  -0.58,
08/15 15Z,   0.00,  22.62,  22.14,  99.90,  -0.48,  (max)
08/15 16Z,   0.00,  21.00,  20.42,  99.90,  -0.58,
08/15 17Z,   0.00,  16.93,  15.95,  99.90,  -0.98,
08/15 18Z,   0.00,  11.48,  10.61,  99.90,  -0.87,
08/15 19Z,   0.00,   5.81,   5.86,  99.90,   0.05,
08/15 20Z,   0.00,   0.86,   1.23,  99.90,   0.37,
08/15 21Z,   0.00,  -2.14,  -2.24,  99.90,  -0.10,
08/15 22Z,   0.00,  -1.56,  -2.87,  99.90,  -1.31,  (min)
08/15 23Z,   0.00,   2.84,   2.25,  99.90,  -0.59,
08/16 00Z,   0.00,   9.17,   9.04,  99.90,  -0.13,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 01Z,   0.00,  15.28,  99.90,  15.14,  -0.14,
08/16 02Z,   0.00,  20.03,  99.90,  19.88,  -0.15,
08/16 03Z,   0.00,  22.63,  99.90,  22.47,  -0.15,  (max)
08/16 04Z,  -0.10,  22.47,  99.90,  22.21,  -0.16,
08/16 05Z,   0.00,  19.62,  99.90,  19.44,  -0.17,
08/16 06Z,   0.00,  14.89,  99.90,  14.71,  -0.18,
08/16 07Z,   0.00,   9.51,  99.90,   9.32,  -0.19,
08/16 08Z,   0.00,   4.49,  99.90,   4.28,  -0.20,
08/16 09Z,   0.00,   0.73,  99.90,   0.52,  -0.21,
08/16 10Z,  -0.10,  -0.28,  99.90,  -0.60,  -0.22,  (min)
08/16 11Z,  -0.10,   2.41,  99.90,   2.08,  -0.23,
08/16 12Z,   0.00,   7.67,  99.90,   7.43,  -0.24,
08/16 13Z,   0.00,  13.29,  99.90,  13.05,  -0.24,
08/16 14Z,   0.00,  17.90,  99.90,  17.66,  -0.24,
08/16 15Z,   0.00,  20.80,  99.90,  20.56,  -0.24,
08/16 16Z,   0.00,  21.33,  99.90,  21.09,  -0.24,  (max)
08/16 17Z,   0.00,  19.22,  99.90,  18.98,  -0.24,
08/16 18Z,  -0.10,  15.00,  99.90,  14.66,  -0.24,
08/16 19Z,  -0.10,   9.84,  99.90,   9.50,  -0.24,
08/16 20Z,  -0.20,   4.92,  99.90,   4.48,  -0.24,
08/16 21Z,  -0.20,   1.11,  99.90,   0.67,  -0.24,
08/16 22Z,  -0.20,  -0.48,  99.90,  -0.92,  -0.24,  (min)
08/16 23Z,  -0.20,   1.38,  99.90,   0.94,  -0.24,
08/17 00Z,  -0.20,   6.31,  99.90,   5.87,  -0.24,
08/17 01Z,  -0.20,  12.20,  99.90,  11.76,  -0.24,
08/17 02Z,  -0.20,  17.28,  99.90,  16.84,  -0.24,
08/17 03Z,  -0.30,  20.81,  99.90,  20.27,  -0.24,
08/17 04Z,  -0.30,  22.22,  99.90,  21.69,  -0.24,  (max)
08/17 05Z,  -0.30,  21.10,  99.90,  20.56,  -0.24,
08/17 06Z,  -0.30,  17.65,  99.90,  17.11,  -0.24,
08/17 07Z,  -0.20,  12.81,  99.90,  12.37,  -0.24,
08/17 08Z,  -0.10,   7.81,  99.90,   7.47,  -0.24,
08/17 09Z,  -0.10,   3.53,  99.90,   3.19,  -0.24,
08/17 10Z,  -0.20,   0.76,  99.90,   0.32,  -0.24,
08/17 11Z,  -0.20,   0.71,  99.90,   0.27,  -0.24,  (min)
08/17 12Z,  -0.10,   3.89,  99.90,   3.55,  -0.24,
08/17 13Z,   0.00,   8.85,  99.90,   8.61,  -0.24,
08/17 14Z,   0.00,  13.65,  99.90,  13.41,  -0.24,
08/17 15Z,   0.10,  17.37,  99.90,  17.23,  -0.24,
08/17 16Z,   0.20,  19.54,  99.90,  19.50,  -0.24,
08/17 17Z,   0.20,  19.56,  99.90,  19.52,  -0.24,  (max)
08/17 18Z,   0.20,  17.26,  99.90,  17.22,  -0.24,
08/17 19Z,   0.30,  13.26,  99.90,  13.32,  -0.24,
08/17 20Z,   0.40,   8.81,  99.90,   8.97,  -0.24,
08/17 21Z,   0.50,   4.99,  99.90,   5.25,  -0.24,
08/17 22Z,   0.50,   2.46,  99.90,   2.72,  -0.24,
08/17 23Z,   0.50,   2.11,  99.90,   2.37,  -0.24,  (min)
08/18 00Z,   0.50,   4.74,  99.90,   5.00,  -0.24,
08/18 01Z,   0.50,   9.53,  99.90,   9.79,  -0.24,
08/18 02Z,   0.50,  14.46,  99.90,  14.72,  -0.24,
08/18 03Z,   0.60,  18.25,  99.90,  18.61,  -0.24,
08/18 04Z,   0.60,  20.55,  99.90,  20.92,  -0.24,
08/18 05Z,   0.60,  20.98,  99.90,  21.35,  -0.24,  (max)
08/18 06Z,   0.60,  19.21,  99.90,  19.58,  -0.24,
08/18 07Z,   0.50,  15.57,  99.90,  15.84,  -0.24,
08/18 08Z,   0.60,  11.07,  99.90,  11.43,  -0.24,
08/18 09Z,   0.60,   6.84,  99.90,   7.20,  -0.24,
08/18 10Z,   0.70,   3.50,  99.90,   3.96,  -0.24,
08/18 11Z,   0.70,   1.62,  99.90,   2.08,  -0.24,  (min)
08/18 12Z,   0.70,   2.18,  99.90,   2.64,  -0.24,
08/18 13Z,   0.70,   5.31,  99.90,   5.77,  -0.24,
08/18 14Z,   0.80,   9.52,  99.90,  10.09,  -0.24,
08/18 15Z,   0.70,  13.32,  99.90,  13.78,  -0.24,
08/18 16Z,   0.60,  16.22,  99.90,  16.58,  -0.24,
08/18 17Z,   0.60,  17.86,  99.90,  18.22,  -0.24,  (max)
08/18 18Z,   0.50,  17.67,  99.90,  17.93,  -0.24,
08/18 19Z,   0.50,  15.51,  99.90,  15.77,  -0.24,
08/18 20Z,   0.50,  12.11,  99.90,  12.37,  -0.24,
08/18 21Z,   0.40,   8.68,  99.90,   8.84,  -0.24,
08/18 22Z,   0.40,   6.07,  99.90,   6.23,  -0.24,
08/18 23Z,   0.30,   4.66,  99.90,   4.72,  -0.24,  (min)
08/19 00Z,   0.30,   5.10,  99.90,   5.16,  -0.24,
08/19 01Z,   0.30,   7.86,  99.90,   7.92,  -0.24,
08/19 02Z,   0.30,  11.94,  99.90,  12.01,  -0.24,
08/19 03Z,   0.20,  15.61,  99.90,  15.57,  -0.24,
08/19 04Z,   0.20,  18.13,  99.90,  18.09,  -0.24,
08/19 05Z,   0.10,  19.45,  99.90,  19.31,  -0.24,  (max)
08/19 06Z,   0.10,  19.24,  99.90,  19.11,  -0.24,
08/19 07Z,   0.00,  17.24,  99.90,  17.00,  -0.24,
08/19 08Z,   0.00,  13.84,  99.90,  13.61,  -0.24,
08/19 09Z,   0.00,  10.05,  99.90,   9.81,  -0.24,
08/19 10Z,   0.00,   6.76,  99.90,   6.52,  -0.24,
08/19 11Z,   0.00,   4.27,  99.90,   4.04,  -0.24,
08/19 12Z,   0.00,   2.95,  99.90,   2.72,  -0.24,  (min)
08/19 13Z,   0.00,   3.63,  99.90,   3.39,  -0.24,
08/19 14Z,   0.00,   6.25,  99.90,   6.01,  -0.24,
08/19 15Z,   0.00,   9.49,  99.90,   9.25,  -0.24,
08/19 16Z,   0.00,  12.35,  99.90,  12.11,  -0.24,
08/19 17Z,  -0.10,  14.68,  99.90,  14.34,  -0.24,
08/19 18Z,  -0.10,  16.12,  99.90,  15.78,  -0.24,