EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Nikiski, AK : 09/12/2026 17:22:17 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/11 00Z,  -0.60,  20.98,  19.64,  99.90,  -0.74,
09/11 01Z,  -0.60,  22.79,  21.70,  99.90,  -0.49,  (max)
09/11 02Z,  -0.60,  21.63,  20.82,  99.90,  -0.21,
09/11 03Z,  -0.60,  18.14,  16.98,  99.90,  -0.56,
09/11 04Z,  -0.70,  13.36,  11.63,  99.90,  -1.03,
09/11 05Z,  -0.70,   8.05,   6.90,  99.90,  -0.45,
09/11 06Z,  -0.70,   3.02,   2.50,  99.90,   0.18,
09/11 07Z,  -0.70,   0.01,  -0.83,  99.90,  -0.14,
09/11 08Z,  -0.70,   0.70,  -1.23,  99.90,  -1.23,  (min)
09/11 09Z,  -0.70,   4.79,   3.79,  99.90,  -0.30,
09/11 10Z,  -0.70,  10.47,  10.18,  99.90,   0.41,
09/11 11Z,  -0.60,  16.21,  15.57,  99.90,  -0.04,
09/11 12Z,  -0.60,  20.76,  19.81,  99.90,  -0.35,
09/11 13Z,  -0.60,  22.93,  22.15,  99.90,  -0.18,  (max)
09/11 14Z,  -0.60,  22.11,  21.54,  99.90,   0.03,
09/11 15Z,  -0.70,  18.71,  17.84,  99.90,  -0.17,
09/11 16Z,  -0.70,  13.71,  12.32,  99.90,  -0.69,
09/11 17Z,  -0.70,   8.08,   7.32,  99.90,  -0.06,
09/11 18Z,  -0.70,   2.57,   2.55,  99.90,   0.68,
09/11 19Z,  -0.70,  -1.47,  -1.47,  99.90,   0.70,
09/11 20Z,  -0.70,  -2.06,  -3.35,  99.90,  -0.59,  (min)
09/11 21Z,  -0.70,   1.38,  -0.20,  99.90,  -0.88,
09/11 22Z,  -0.70,   7.27,   6.86,  99.90,   0.29,
09/11 23Z,  -0.70,  13.70,  13.20,  99.90,   0.20,
09/12 00Z,  -0.60,  19.27,  18.20,  99.90,  -0.47,
09/12 01Z,  -0.60,  22.74,  21.68,  99.90,  -0.46,
09/12 02Z,  -0.60,  23.23,  22.46,  99.90,  -0.17,  (max)
09/12 03Z,  -0.50,  20.80,  20.01,  99.90,  -0.29,
09/12 04Z,  -0.50,  16.32,  15.01,  99.90,  -0.81,
09/12 05Z,  -0.50,  10.91,   9.66,  99.90,  -0.75,
09/12 06Z,  -0.50,   5.38,   4.94,  99.90,   0.06,
09/12 07Z,  -0.50,   0.71,   0.61,  99.90,   0.40,
09/12 08Z,  -0.50,  -1.26,  -2.06,  99.90,  -0.30,  (min)
09/12 09Z,  -0.50,   0.78,  -0.87,  99.90,  -1.15,
09/12 10Z,  -0.40,   5.92,   5.55,  99.90,   0.03,
09/12 11Z,  -0.40,  12.10,  11.93,  99.90,   0.23,
09/12 12Z,  -0.30,  17.75,  21.25,  99.90,   3.80,
09/12 13Z,  -0.30,  21.70,  24.77,  99.90,   3.37,  (max)
09/12 14Z,  -0.20,  22.95,  24.22,  99.90,   1.47,
09/12 15Z,  -0.20,  21.21,  20.73,  99.90,  -0.28,
09/12 16Z,  -0.20,  17.11,  16.18,  99.90,  -0.73,
09/12 17Z,  -0.20,  11.79,  10.78,  99.90,  -0.81,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/12 18Z,  -0.20,   6.28,  99.90,   5.29,  -0.78,
09/12 19Z,  -0.20,   1.39,  99.90,   0.44,  -0.75,
09/12 20Z,  -0.20,  -1.37,  99.90,  -2.29,  -0.72,  (min)
09/12 21Z,  -0.30,  -0.34,  99.90,  -1.33,  -0.69,
09/12 22Z,  -0.30,   4.38,  99.90,   3.42,  -0.66,
09/12 23Z,  -0.30,  10.73,  99.90,   9.81,  -0.63,
09/13 00Z,  -0.30,  16.80,  99.90,  15.90,  -0.60,
09/13 01Z,  -0.30,  21.38,  99.90,  20.51,  -0.57,
09/13 02Z,  -0.30,  23.48,  99.90,  22.65,  -0.53,  (max)
09/13 03Z,  -0.40,  22.59,  99.90,  21.68,  -0.50,
09/13 04Z,  -0.40,  19.05,  99.90,  18.18,  -0.47,
09/13 05Z,  -0.40,  13.90,  99.90,  13.06,  -0.44,
09/13 06Z,  -0.40,   8.29,  99.90,   7.45,  -0.44,
09/13 07Z,  -0.40,   3.04,  99.90,   2.20,  -0.44,
09/13 08Z,  -0.30,  -0.78,  99.90,  -1.52,  -0.44,
09/13 09Z,  -0.30,  -1.41,  99.90,  -2.15,  -0.44,  (min)
09/13 10Z,  -0.30,   1.90,  99.90,   1.16,  -0.44,
09/13 11Z,  -0.30,   7.69,  99.90,   6.94,  -0.44,
09/13 12Z,  -0.30,  13.78,  99.90,  13.04,  -0.44,
09/13 13Z,  -0.30,  18.83,  99.90,  18.09,  -0.44,
09/13 14Z,  -0.30,  21.87,  99.90,  21.13,  -0.44,
09/13 15Z,  -0.30,  22.15,  99.90,  21.41,  -0.44,  (max)
09/13 16Z,  -0.30,  19.64,  99.90,  18.90,  -0.44,
09/13 17Z,  -0.40,  15.15,  99.90,  14.31,  -0.44,
09/13 18Z,  -0.40,   9.91,  99.90,   9.07,  -0.44,
09/13 19Z,  -0.40,   4.96,  99.90,   4.12,  -0.44,
09/13 20Z,  -0.40,   1.15,  99.90,   0.31,  -0.44,
09/13 21Z,  -0.40,  -0.09,  99.90,  -0.93,  -0.44,  (min)
09/13 22Z,  -0.40,   2.45,  99.90,   1.61,  -0.44,
09/13 23Z,  -0.30,   7.93,  99.90,   7.19,  -0.44,
09/14 00Z,  -0.30,  14.07,  99.90,  13.32,  -0.44,
09/14 01Z,  -0.30,  19.17,  99.90,  18.43,  -0.44,
09/14 02Z,  -0.30,  22.40,  99.90,  21.66,  -0.44,
09/14 03Z,  -0.30,  23.08,  99.90,  22.33,  -0.44,  (max)
09/14 04Z,  -0.30,  20.99,  99.90,  20.24,  -0.44,
09/14 05Z,  -0.30,  16.69,  99.90,  15.95,  -0.44,
09/14 06Z,  -0.30,  11.32,  99.90,  10.57,  -0.44,
09/14 07Z,  -0.30,   5.99,  99.90,   5.25,  -0.44,
09/14 08Z,  -0.30,   1.48,  99.90,   0.73,  -0.44,
09/14 09Z,  -0.30,  -1.16,  99.90,  -1.90,  -0.44,  (min)
09/14 10Z,  -0.30,  -0.44,  99.90,  -1.19,  -0.44,
09/14 11Z,  -0.20,   3.75,  99.90,   3.11,  -0.44,
09/14 12Z,  -0.20,   9.58,  99.90,   8.94,  -0.44,
09/14 13Z,  -0.10,  15.06,  99.90,  14.52,  -0.44,
09/14 14Z,  -0.10,  19.18,  99.90,  18.64,  -0.44,
09/14 15Z,  -0.10,  21.24,  99.90,  20.70,  -0.44,  (max)
09/14 16Z,  -0.10,  20.71,  99.90,  20.16,  -0.44,
09/14 17Z,  -0.10,  17.73,  99.90,  17.18,  -0.44,
09/14 18Z,  -0.10,  13.23,  99.90,  12.69,  -0.44,
09/14 19Z,  -0.10,   8.50,  99.90,   7.96,  -0.44,
09/14 20Z,  -0.20,   4.50,  99.90,   3.86,  -0.44,
09/14 21Z,  -0.20,   2.01,  99.90,   1.36,  -0.44,  (min)
09/14 22Z,  -0.20,   2.23,  99.90,   1.59,  -0.44,
09/14 23Z,  -0.20,   5.81,  99.90,   5.17,  -0.44,
09/15 00Z,  -0.20,  11.36,  99.90,  10.72,  -0.44,
09/15 01Z,  -0.20,  16.63,  99.90,  15.99,  -0.44,
09/15 02Z,  -0.20,  20.40,  99.90,  19.75,  -0.44,
09/15 03Z,  -0.20,  22.20,  99.90,  21.56,  -0.44,  (max)
09/15 04Z,  -0.20,  21.66,  99.90,  21.02,  -0.44,
09/15 05Z,  -0.20,  18.75,  99.90,  18.11,  -0.44,
09/15 06Z,  -0.20,  14.16,  99.90,  13.52,  -0.44,
09/15 07Z,  -0.20,   9.04,  99.90,   8.40,  -0.44,
09/15 08Z,  -0.20,   4.44,  99.90,   3.80,  -0.44,
09/15 09Z,  -0.10,   0.98,  99.90,   0.44,  -0.44,
09/15 10Z,   0.00,  -0.43,  99.90,  -0.87,  -0.44,  (min)
09/15 11Z,   0.00,   1.32,  99.90,   0.88,  -0.44,
09/15 12Z,   0.00,   5.82,  99.90,   5.38,  -0.44,
09/15 13Z,   0.10,  11.10,  99.90,  10.76,  -0.44,
09/15 14Z,   0.00,  15.59,  99.90,  15.15,  -0.44,
09/15 15Z,   0.00,  18.71,  99.90,  18.27,  -0.44,
09/15 16Z,   0.10,  19.96,  99.90,  19.62,  -0.44,  (max)
09/15 17Z,   0.20,  18.92,  99.90,  18.68,  -0.44,
09/15 18Z,   0.30,  15.85,  99.90,  15.71,  -0.44,
09/15 19Z,   0.30,  11.75,  99.90,  11.61,  -0.44,
09/15 20Z,   0.40,   7.87,  99.90,   7.83,  -0.44,
09/15 21Z,   0.40,   5.04,  99.90,   5.00,  -0.44,
09/15 22Z,   0.40,   3.82,  99.90,   3.78,  -0.44,  (min)
09/15 23Z,   0.50,   5.14,  99.90,   5.19,  -0.44,
09/16 00Z,   0.50,   9.09,  99.90,   9.15,  -0.44,
09/16 01Z,   0.60,  14.02,  99.90,  14.18,  -0.44,
09/16 02Z,   0.60,  17.99,  99.90,  18.15,  -0.44,
09/16 03Z,   0.50,  20.35,  99.90,  20.41,  -0.44,
09/16 04Z,   0.50,  20.96,  99.90,  21.02,  -0.44,  (max)
09/16 05Z,   0.50,  19.60,  99.90,  19.66,  -0.44,
09/16 06Z,   0.50,  16.35,  99.90,  16.41,  -0.44,
09/16 07Z,   0.50,  11.95,  99.90,  12.01,  -0.44,
09/16 08Z,   0.50,   7.52,  99.90,   7.58,  -0.44,
09/16 09Z,   0.50,   3.92,  99.90,   3.98,  -0.44,
09/16 10Z,   0.60,   1.55,  99.90,   1.71,  -0.44,
09/16 11Z,   0.60,   1.12,  99.90,   1.28,  -0.44,  (min)
09/16 12Z,   0.60,   3.36,  99.90,   3.52,  -0.44,