EXTRA-TROPICAL  STORM  SURGE
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hat-on
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 09/08/2026 09:22:01 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/06 18Z,  -0.30,  11.24,  11.27,  99.90,   0.33,  (max)
09/06 19Z,  -0.30,  10.68,  10.68,  99.90,   0.30,
09/06 20Z,  -0.30,   9.40,   9.42,  99.90,   0.32,
09/06 21Z,  -0.20,   7.83,   7.89,  99.90,   0.26,
09/06 22Z,  -0.20,   6.48,   6.55,  99.90,   0.27,
09/06 23Z,  -0.20,   5.80,   5.91,  99.90,   0.31,  (min)
09/07 00Z,  -0.10,   6.01,   6.19,  99.90,   0.28,
09/07 01Z,  -0.10,   7.13,   7.26,  99.90,   0.23,
09/07 02Z,  -0.20,   8.91,   9.02,  99.90,   0.31,
09/07 03Z,  -0.20,  10.97,  11.13,  99.90,   0.36,
09/07 04Z,  -0.20,  12.81,  13.03,  99.90,   0.42,
09/07 05Z,  -0.20,  13.94,  14.22,  99.90,   0.48,
09/07 06Z,  -0.10,  13.99,  14.26,  99.90,   0.37,  (max)
09/07 07Z,  -0.20,  12.77,  12.91,  99.90,   0.34,
09/07 08Z,  -0.20,  10.40,  10.39,  99.90,   0.19,
09/07 09Z,  -0.20,   7.31,   7.19,  99.90,   0.08,
09/07 10Z,  -0.20,   4.13,   4.00,  99.90,   0.07,
09/07 11Z,  -0.20,   1.59,   1.54,  99.90,   0.15,
09/07 12Z,  -0.20,   0.24,   0.31,  99.90,   0.27,  (min)
09/07 13Z,  -0.20,   0.36,   0.50,  99.90,   0.34,
09/07 14Z,  -0.20,   1.87,   2.03,  99.90,   0.36,
09/07 15Z,  -0.30,   4.39,   4.49,  99.90,   0.40,
09/07 16Z,  -0.30,   7.34,   7.33,  99.90,   0.29,
09/07 17Z,  -0.20,  10.04,   9.94,  99.90,   0.10,
09/07 18Z,  -0.30,  11.91,  11.80,  99.90,   0.19,
09/07 19Z,  -0.30,  12.56,  12.40,  99.90,   0.14,  (max)
09/07 20Z,  -0.30,  11.91,  11.82,  99.90,   0.21,
09/07 21Z,  -0.20,  10.20,  10.18,  99.90,   0.18,
09/07 22Z,  -0.20,   7.97,   7.96,  99.90,   0.19,
09/07 23Z,  -0.20,   5.89,   5.87,  99.90,   0.18,
09/08 00Z,  -0.30,   4.59,   4.54,  99.90,   0.25,
09/08 01Z,  -0.30,   4.48,   4.38,  99.90,   0.20,  (min)
09/08 02Z,  -0.20,   5.63,   5.55,  99.90,   0.12,
09/08 03Z,  -0.20,   7.79,   7.77,  99.90,   0.18,
09/08 04Z,  -0.20,  10.46,  10.48,  99.90,   0.22,
09/08 05Z,  -0.20,  12.99,  13.07,  99.90,   0.28,
09/08 06Z,  -0.20,  14.69,  14.79,  99.90,   0.30,
09/08 07Z,  -0.30,  15.06,  15.11,  99.90,   0.35,  (max)
09/08 08Z,  -0.30,  13.83,  13.78,  99.90,   0.25,
09/08 09Z,  -0.30,  11.11,  10.92,  99.90,   0.11,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/08 10Z,  -0.30,   7.45,  99.90,   7.28,   0.12,
09/08 11Z,  -0.30,   3.66,  99.90,   3.51,   0.14,
09/08 12Z,  -0.30,   0.64,  99.90,   0.50,   0.16,
09/08 13Z,  -0.30,  -0.90,  99.90,  -1.02,   0.18,  (min)
09/08 14Z,  -0.40,  -0.62,  99.90,  -0.82,   0.20,
09/08 15Z,  -0.40,   1.36,  99.90,   1.18,   0.22,
09/08 16Z,  -0.40,   4.53,  99.90,   4.37,   0.24,
09/08 17Z,  -0.40,   8.14,  99.90,   7.99,   0.26,
09/08 18Z,  -0.40,  11.34,  99.90,  11.22,   0.28,
09/08 19Z,  -0.40,  13.44,  99.90,  13.33,   0.30,
09/08 20Z,  -0.40,  13.95,  99.90,  13.87,   0.32,  (max)
09/08 21Z,  -0.40,  12.81,  99.90,  12.75,   0.34,
09/08 22Z,  -0.40,  10.37,  99.90,  10.30,   0.34,
09/08 23Z,  -0.40,   7.33,  99.90,   7.26,   0.34,
09/09 00Z,  -0.40,   4.57,  99.90,   4.51,   0.34,
09/09 01Z,  -0.40,   2.90,  99.90,   2.84,   0.34,
09/09 02Z,  -0.40,   2.81,  99.90,   2.74,   0.34,  (min)
09/09 03Z,  -0.30,   4.35,  99.90,   4.38,   0.34,
09/09 04Z,  -0.30,   7.14,  99.90,   7.18,   0.34,
09/09 05Z,  -0.30,  10.51,  99.90,  10.54,   0.34,
09/09 06Z,  -0.30,  13.62,  99.90,  13.65,   0.34,
09/09 07Z,  -0.30,  15.66,  99.90,  15.69,   0.34,
09/09 08Z,  -0.30,  16.02,  99.90,  16.05,   0.34,  (max)
09/09 09Z,  -0.20,  14.45,  99.90,  14.58,   0.34,
09/09 10Z,  -0.10,  11.18,  99.90,  11.41,   0.34,
09/09 11Z,   0.00,   6.91,  99.90,   7.24,   0.34,
09/09 12Z,   0.00,   2.65,  99.90,   2.99,   0.34,
09/09 13Z,   0.10,  -0.53,  99.90,  -0.09,   0.34,
09/09 14Z,   0.10,  -1.85,  99.90,  -1.41,   0.34,  (min)
09/09 15Z,   0.10,  -1.03,  99.90,  -0.59,   0.34,
09/09 16Z,   0.00,   1.68,  99.90,   2.02,   0.34,
09/09 17Z,   0.00,   5.57,  99.90,   5.90,   0.34,
09/09 18Z,  -0.20,   9.70,  99.90,   9.83,   0.34,
09/09 19Z,  -0.30,  13.11,  99.90,  13.15,   0.34,
09/09 20Z,  -0.30,  15.03,  99.90,  15.06,   0.34,  (max)
09/09 21Z,  -0.30,  15.00,  99.90,  15.04,   0.34,
09/09 22Z,  -0.30,  13.07,  99.90,  13.10,   0.34,
09/09 23Z,  -0.20,   9.75,  99.90,   9.89,   0.34,
09/10 00Z,  -0.10,   5.98,  99.90,   6.21,   0.34,
09/10 01Z,  -0.10,   2.80,  99.90,   3.04,   0.34,
09/10 02Z,   0.00,   1.13,  99.90,   1.47,   0.34,  (min)
09/10 03Z,   0.00,   1.43,  99.90,   1.76,   0.34,
09/10 04Z,  -0.10,   3.60,  99.90,   3.84,   0.34,
09/10 05Z,  -0.20,   7.10,  99.90,   7.24,   0.34,
09/10 06Z,  -0.30,  11.06,  99.90,  11.09,   0.34,
09/10 07Z,  -0.40,  14.48,  99.90,  14.42,   0.34,
09/10 08Z,  -0.50,  16.51,  99.90,  16.34,   0.34,
09/10 09Z,  -0.50,  16.53,  99.90,  16.37,   0.34,  (max)
09/10 10Z,  -0.40,  14.40,  99.90,  14.33,   0.34,
09/10 11Z,  -0.40,  10.51,  99.90,  10.44,   0.34,
09/10 12Z,  -0.40,   5.77,  99.90,   5.70,   0.34,
09/10 13Z,  -0.40,   1.38,  99.90,   1.31,   0.34,
09/10 14Z,  -0.40,  -1.52,  99.90,  -1.59,   0.34,
09/10 15Z,  -0.40,  -2.21,  99.90,  -2.28,   0.34,  (min)
09/10 16Z,  -0.40,  -0.57,  99.90,  -0.63,   0.34,
09/10 17Z,  -0.50,   2.93,  99.90,   2.76,   0.34,
09/10 18Z,  -0.60,   7.38,  99.90,   7.12,   0.34,
09/10 19Z,  -0.60,  11.72,  99.90,  11.46,   0.34,
09/10 20Z,  -0.70,  14.94,  99.90,  14.57,   0.34,
09/10 21Z,  -0.60,  16.27,  99.90,  16.00,   0.34,  (max)
09/10 22Z,  -0.50,  15.39,  99.90,  15.23,   0.34,
09/10 23Z,  -0.40,  12.52,  99.90,  12.46,   0.34,
09/11 00Z,  -0.30,   8.41,  99.90,   8.44,   0.34,
09/11 01Z,  -0.30,   4.17,  99.90,   4.20,   0.34,
09/11 02Z,  -0.30,   0.98,  99.90,   1.01,   0.34,
09/11 03Z,  -0.30,  -0.30,  99.90,  -0.26,   0.34,  (min)
09/11 04Z,  -0.30,   0.66,  99.90,   0.70,   0.34,
09/11 05Z,  -0.40,   3.57,  99.90,   3.50,   0.34,
09/11 06Z,  -0.50,   7.65,  99.90,   7.49,   0.34,
09/11 07Z,  -0.60,  11.91,  99.90,  11.65,   0.34,
09/11 08Z,  -0.70,  15.31,  99.90,  14.94,   0.34,
09/11 09Z,  -0.70,  16.96,  99.90,  16.60,   0.34,  (max)
09/11 10Z,  -0.70,  16.39,  99.90,  16.02,   0.34,
09/11 11Z,  -0.60,  13.60,  99.90,  13.33,   0.34,
09/11 12Z,  -0.50,   9.21,  99.90,   9.05,   0.34,
09/11 13Z,  -0.40,   4.33,  99.90,   4.27,   0.34,
09/11 14Z,  -0.40,   0.25,  99.90,   0.18,   0.34,
09/11 15Z,  -0.40,  -1.95,  99.90,  -2.02,   0.34,  (min)
09/11 16Z,  -0.50,  -1.72,  99.90,  -1.89,   0.34,
09/11 17Z,  -0.50,   0.81,  99.90,   0.65,   0.34,
09/11 18Z,  -0.60,   4.95,  99.90,   4.69,   0.34,
09/11 19Z,  -0.70,   9.65,  99.90,   9.29,   0.34,
09/11 20Z,  -0.80,  13.79,  99.90,  13.32,   0.34,
09/11 21Z,  -0.80,  16.39,  99.90,  15.92,   0.34,
09/11 22Z,  -0.80,  16.82,  99.90,  16.36,   0.34,  (max)
09/11 23Z,  -0.70,  14.95,  99.90,  14.58,   0.34,
09/12 00Z,  -0.60,  11.21,  99.90,  10.94,   0.34,
09/12 01Z,  99.90,   6.57,  99.90,  99.90,   0.34,
09/12 02Z,  99.90,   2.28,  99.90,  99.90,   0.34,
09/12 03Z,  99.90,  -0.50,  99.90,  99.90,   0.34,
09/12 04Z,  99.90,  -1.07,  99.90,  99.90,   0.34,
09/12 05Z,  99.90,   0.67,  99.90,  99.90,   0.34,
09/12 06Z,  99.90,   4.20,  99.90,  99.90,   0.34,