EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Ketchikan, AK : 05/17/2026 02:21:50 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 06Z,  -0.30,  14.17,  13.96,  99.90,   0.09,
05/15 07Z,  -0.30,  16.36,  16.21,  99.90,   0.15,
05/15 08Z,  -0.20,  16.80,  16.71,  99.90,   0.11,  (max)
05/15 09Z,  -0.20,  15.25,  15.18,  99.90,   0.13,
05/15 10Z,  -0.10,  11.95,  11.86,  99.90,   0.01,
05/15 11Z,  -0.10,   7.55,   7.37,  99.90,  -0.08,
05/15 12Z,  -0.20,   3.05,   2.86,  99.90,   0.01,
05/15 13Z,  -0.20,  -0.46,  -0.59,  99.90,   0.07,
05/15 14Z,  -0.20,  -2.14,  -2.15,  99.90,   0.19,  (min)
05/15 15Z,  -0.20,  -1.60,  -1.48,  99.90,   0.32,
05/15 16Z,  -0.20,   0.92,   1.03,  99.90,   0.31,
05/15 17Z,  -0.30,   4.74,   4.72,  99.90,   0.28,
05/15 18Z,  -0.30,   8.87,   8.73,  99.90,   0.16,
05/15 19Z,  -0.40,  12.33,  12.04,  99.90,   0.11,
05/15 20Z,  -0.40,  14.33,  13.95,  99.90,   0.02,
05/15 21Z,  -0.30,  14.46,  14.13,  99.90,  -0.03,  (max)
05/15 22Z,  -0.30,  12.74,  12.56,  99.90,   0.12,
05/15 23Z,  -0.30,   9.69,   9.58,  99.90,   0.19,
05/16 00Z,  -0.30,   6.18,   5.99,  99.90,   0.11,
05/16 01Z,  -0.30,   3.28,   3.05,  99.90,   0.07,
05/16 02Z,  -0.20,   1.88,   1.65,  99.90,  -0.03,  (min)
05/16 03Z,  -0.20,   2.43,   2.27,  99.90,   0.04,
05/16 04Z,  -0.20,   4.84,   4.72,  99.90,   0.08,
05/16 05Z,  -0.30,   8.49,   8.40,  99.90,   0.21,
05/16 06Z,  -0.40,  12.46,  12.32,  99.90,   0.26,
05/16 07Z,  -0.40,  15.78,  15.64,  99.90,   0.26,
05/16 08Z,  -0.40,  17.62,  17.41,  99.90,   0.19,  (max)
05/16 09Z,  -0.40,  17.45,  17.15,  99.90,   0.10,
05/16 10Z,  -0.30,  15.14,  14.77,  99.90,  -0.07,
05/16 11Z,  -0.30,  11.07,  10.61,  99.90,  -0.16,
05/16 12Z,  -0.40,   6.05,   5.63,  99.90,  -0.02,
05/16 13Z,  -0.40,   1.25,   0.92,  99.90,   0.07,
05/16 14Z,  -0.40,  -2.18,  -2.38,  99.90,   0.20,
05/16 15Z,  -0.40,  -3.43,  -3.54,  99.90,   0.29,  (min)
05/16 16Z,  -0.40,  -2.25,  -2.38,  99.90,   0.27,
05/16 17Z,  -0.50,   0.94,   0.62,  99.90,   0.18,
05/16 18Z,  -0.50,   5.27,   4.81,  99.90,   0.04,
05/16 19Z,  -0.50,   9.69,   9.13,  99.90,  -0.06,
05/16 20Z,  -0.50,  13.17,  12.55,  99.90,  -0.12,
05/16 21Z,  -0.50,  14.97,  14.37,  99.90,  -0.10,  (max)
05/16 22Z,  -0.50,  14.74,  14.21,  99.90,  -0.03,
05/16 23Z,  -0.50,  12.61,  12.12,  99.90,   0.01,
05/17 00Z,  -0.50,   9.23,   8.73,  99.90,   0.00,
05/17 01Z,  -0.50,   5.61,   5.02,  99.90,  -0.09,
05/17 02Z,  -0.50,   2.89,   2.29,  99.90,  -0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 03Z,  -0.50,   1.91,  99.90,   1.32,  -0.09,  (min)
05/17 04Z,  -0.50,   3.02,  99.90,   2.44,  -0.08,
05/17 05Z,  -0.50,   5.93,  99.90,   5.36,  -0.07,
05/17 06Z,  -0.50,   9.88,  99.90,   9.33,  -0.06,
05/17 07Z,  -0.60,  13.89,  99.90,  13.24,  -0.05,
05/17 08Z,  -0.60,  16.98,  99.90,  16.34,  -0.04,
05/17 09Z,  -0.60,  18.35,  99.90,  17.72,  -0.03,  (max)
05/17 10Z,  -0.60,  17.55,  99.90,  16.93,  -0.02,
05/17 11Z,  -0.60,  14.58,  99.90,  13.97,  -0.01,
05/17 12Z,  -0.60,   9.92,  99.90,   9.32,  -0.00,
05/17 13Z,  -0.50,   4.57,  99.90,   4.08,   0.01,
05/17 14Z,  -0.50,  -0.23,  99.90,  -0.71,   0.02,
05/17 15Z,  -0.50,  -3.32,  99.90,  -3.81,   0.02,
05/17 16Z,  -0.60,  -4.01,  99.90,  -4.60,   0.02,  (min)
05/17 17Z,  -0.60,  -2.24,  99.90,  -2.83,   0.02,
05/17 18Z,  -0.70,   1.42,  99.90,   0.74,   0.02,
05/17 19Z,  -0.70,   6.02,  99.90,   5.34,   0.02,
05/17 20Z,  -0.70,  10.46,  99.90,   9.78,   0.02,
05/17 21Z,  -0.70,  13.76,  99.90,  13.08,   0.02,
05/17 22Z,  -0.70,  15.24,  99.90,  14.56,   0.02,  (max)
05/17 23Z,  -0.60,  14.62,  99.90,  14.04,   0.02,
05/18 00Z,  -0.60,  12.15,  99.90,  11.57,   0.02,
05/18 01Z,  -0.50,   8.61,  99.90,   8.13,   0.02,
05/18 02Z,  -0.40,   5.09,  99.90,   4.71,   0.02,
05/18 03Z,  -0.40,   2.71,  99.90,   2.33,   0.02,
05/18 04Z,  -0.50,   2.22,  99.90,   1.74,   0.02,  (min)
05/18 05Z,  -0.50,   3.80,  99.90,   3.32,   0.02,
05/18 06Z,  -0.50,   7.02,  99.90,   6.53,   0.02,
05/18 07Z,  -0.50,  11.04,  99.90,  10.56,   0.02,
05/18 08Z,  -0.60,  14.87,  99.90,  14.29,   0.02,
05/18 09Z,  -0.50,  17.58,  99.90,  17.10,   0.02,
05/18 10Z,  -0.50,  18.46,  99.90,  17.98,   0.02,  (max)
05/18 11Z,  -0.50,  17.12,  99.90,  16.64,   0.02,
05/18 12Z,  -0.40,  13.67,  99.90,  13.29,   0.02,
05/18 13Z,  -0.40,   8.72,  99.90,   8.34,   0.02,
05/18 14Z,  -0.40,   3.36,  99.90,   2.98,   0.02,
05/18 15Z,  -0.40,  -1.15,  99.90,  -1.53,   0.02,
05/18 16Z,  -0.40,  -3.75,  99.90,  -4.13,   0.02,
05/18 17Z,  -0.50,  -3.89,  99.90,  -4.37,   0.02,  (min)
05/18 18Z,  -0.50,  -1.69,  99.90,  -2.17,   0.02,
05/18 19Z,  -0.60,   2.20,  99.90,   1.61,   0.02,
05/18 20Z,  -0.60,   6.79,  99.90,   6.20,   0.02,
05/18 21Z,  -0.50,  11.03,  99.90,  10.55,   0.02,
05/18 22Z,  -0.50,  14.00,  99.90,  13.52,   0.02,
05/18 23Z,  -0.40,  15.10,  99.90,  14.72,   0.02,  (max)
05/19 00Z,  -0.30,  14.15,  99.90,  13.87,   0.02,
05/19 01Z,  -0.20,  11.50,  99.90,  11.32,   0.02,
05/19 02Z,  -0.20,   8.00,  99.90,   7.82,   0.02,
05/19 03Z,  -0.20,   4.77,  99.90,   4.58,   0.02,
05/19 04Z,  -0.20,   2.82,  99.90,   2.63,   0.02,
05/19 05Z,  -0.30,   2.76,  99.90,   2.48,   0.02,  (min)
05/19 06Z,  -0.40,   4.63,  99.90,   4.25,   0.02,
05/19 07Z,  -0.50,   7.91,  99.90,   7.43,   0.02,
05/19 08Z,  -0.60,  11.76,  99.90,  11.18,   0.02,
05/19 09Z,  -0.60,  15.26,  99.90,  14.68,   0.02,
05/19 10Z,  -0.60,  17.54,  99.90,  16.96,   0.02,
05/19 11Z,  -0.60,  17.96,  99.90,  17.38,   0.02,  (max)
05/19 12Z,  -0.50,  16.24,  99.90,  15.76,   0.02,
05/19 13Z,  -0.50,  12.58,  99.90,  12.09,   0.02,
05/19 14Z,  -0.50,   7.66,  99.90,   7.18,   0.02,
05/19 15Z,  -0.60,   2.61,  99.90,   2.03,   0.02,
05/19 16Z,  -0.60,  -1.41,  99.90,  -1.99,   0.02,
05/19 17Z,  -0.70,  -3.47,  99.90,  -4.15,   0.02,  (min)
05/19 18Z,  -0.70,  -3.19,  99.90,  -3.87,   0.02,
05/19 19Z,  -0.80,  -0.78,  99.90,  -1.56,   0.02,
05/19 20Z,  -0.80,   3.07,  99.90,   2.29,   0.02,
05/19 21Z,  -0.70,   7.43,  99.90,   6.74,   0.02,
05/19 22Z,  -0.70,  11.31,  99.90,  10.63,   0.02,
05/19 23Z,  -0.60,  13.90,  99.90,  13.32,   0.02,
05/20 00Z,  -0.50,  14.65,  99.90,  14.17,   0.02,  (max)
05/20 01Z,  -0.50,  13.50,  99.90,  13.01,   0.02,
05/20 02Z,  -0.50,  10.85,  99.90,  10.37,   0.02,
05/20 03Z,  -0.50,   7.59,  99.90,   7.10,   0.02,
05/20 04Z,  -0.50,   4.74,  99.90,   4.26,   0.02,
05/20 05Z,  -0.60,   3.20,  99.90,   2.62,   0.02,  (min)
05/20 06Z,  -0.60,   3.42,  99.90,   2.84,   0.02,
05/20 07Z,  -0.70,   5.34,  99.90,   4.66,   0.02,
05/20 08Z,  -0.70,   8.44,  99.90,   7.75,   0.02,
05/20 09Z,  -0.70,  11.94,  99.90,  11.26,   0.02,
05/20 10Z,  -0.60,  15.01,  99.90,  14.42,   0.02,
05/20 11Z,  -0.60,  16.87,  99.90,  16.28,   0.02,
05/20 12Z,  -0.50,  16.96,  99.90,  16.48,   0.02,  (max)
05/20 13Z,  -0.40,  15.09,  99.90,  14.71,   0.02,
05/20 14Z,  -0.40,  11.50,  99.90,  11.12,   0.02,
05/20 15Z,  -0.40,   6.92,  99.90,   6.54,   0.02,
05/20 16Z,  -0.40,   2.38,  99.90,   2.00,   0.02,
05/20 17Z,  -0.50,  -1.06,  99.90,  -1.54,   0.02,
05/20 18Z,  -0.50,  -2.65,  99.90,  -3.14,   0.02,