EXTRA-TROPICAL  STORM  SURGE
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hat-on
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Valdez, AK : 05/18/2026 11:22:04 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 12Z,   0.40,   7.17,   6.06,  99.90,  -1.51,
05/16 13Z,   0.30,   3.24,   2.17,  99.90,  -1.37,
05/16 14Z,   0.20,  -0.29,  -1.21,  99.90,  -1.12,
05/16 15Z,   0.10,  -2.56,  -3.40,  99.90,  -0.94,
05/16 16Z,   0.20,  -2.95,  -3.79,  99.90,  -1.04,  (min)
05/16 17Z,   0.20,  -1.39,  -2.26,  99.90,  -1.07,
05/16 18Z,   0.20,   1.56,   0.67,  99.90,  -1.09,
05/16 19Z,   0.20,   4.98,   3.93,  99.90,  -1.25,
05/16 20Z,   0.30,   8.01,   6.88,  99.90,  -1.43,
05/16 21Z,   0.40,  10.10,   8.90,  99.90,  -1.60,
05/16 22Z,   0.50,  10.94,   9.70,  99.90,  -1.74,  (max)
05/16 23Z,   0.50,  10.48,   9.23,  99.90,  -1.75,
05/17 00Z,   0.20,   8.86,   7.55,  99.90,  -1.51,
05/17 01Z,   0.20,   6.51,   5.13,  99.90,  -1.58,
05/17 02Z,   0.30,   4.11,   2.72,  99.90,  -1.69,
05/17 03Z,   0.30,   2.48,   1.33,  99.90,  -1.45,
05/17 04Z,   0.40,   2.29,   1.28,  99.90,  -1.41,  (min)
05/17 05Z,   0.30,   3.79,   2.85,  99.90,  -1.24,
05/17 06Z,   0.30,   6.60,   5.75,  99.90,  -1.15,
05/17 07Z,   0.40,   9.86,   9.03,  99.90,  -1.23,
05/17 08Z,   0.50,  12.63,  11.77,  99.90,  -1.36,
05/17 09Z,   0.60,  14.25,  13.49,  99.90,  -1.36,
05/17 10Z,   0.50,  14.37,  13.64,  99.90,  -1.23,  (max)
05/17 11Z,   0.50,  12.92,  12.25,  99.90,  -1.17,
05/17 12Z,   1.00,  10.04,   9.49,  99.90,  -1.55,
05/17 13Z,   1.00,   6.16,   5.77,  99.90,  -1.39,
05/17 14Z,   0.90,   2.01,   1.79,  99.90,  -1.12,
05/17 15Z,   0.80,  -1.48,  -1.53,  99.90,  -0.85,
05/17 16Z,   0.80,  -3.42,  -3.42,  99.90,  -0.80,  (min)
05/17 17Z,   0.90,  -3.31,  -3.35,  99.90,  -0.94,
05/17 18Z,   1.50,  -1.26,  -1.37,  99.90,  -1.61,
05/17 19Z,   1.40,   2.01,   1.77,  99.90,  -1.64,
05/17 20Z,   1.20,   5.54,   5.13,  99.90,  -1.61,
05/17 21Z,   1.10,   8.51,   7.91,  99.90,  -1.70,
05/17 22Z,   1.00,  10.43,   9.65,  99.90,  -1.78,
05/17 23Z,   0.80,  11.06,  10.14,  99.90,  -1.72,  (max)
05/18 00Z,   1.00,  10.38,   9.40,  99.90,  -1.98,
05/18 01Z,   0.90,   8.57,   7.63,  99.90,  -1.84,
05/18 02Z,   0.80,   6.15,   5.33,  99.90,  -1.62,
05/18 03Z,   0.80,   3.85,   3.14,  99.90,  -1.51,
05/18 04Z,   0.60,   2.50,   1.79,  99.90,  -1.31,  (min)
05/18 05Z,   0.50,   2.72,   2.10,  99.90,  -1.12,
05/18 06Z,   0.40,   4.59,   4.00,  99.90,  -0.99,
05/18 07Z,   0.50,   7.59,   7.02,  99.90,  -1.07,
05/18 08Z,   0.70,  10.78,  10.17,  99.90,  -1.31,
05/18 09Z,   0.90,  13.29,  12.50,  99.90,  -1.69,
05/18 10Z,   1.00,  14.53,  13.65,  99.90,  -1.88,  (max)
05/18 11Z,   1.00,  14.25,  13.30,  99.90,  -1.95,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 12Z,   1.00,  12.41,  99.90,  11.50,  -1.92,
05/18 13Z,   0.90,   9.23,  99.90,   8.25,  -1.88,
05/18 14Z,   0.70,   5.19,  99.90,   4.04,  -1.85,
05/18 15Z,   0.50,   1.08,  99.90,  -0.23,  -1.82,
05/18 16Z,   0.30,  -2.15,  99.90,  -3.63,  -1.78,
05/18 17Z,   0.30,  -3.67,  99.90,  -5.12,  -1.75,  (min)
05/18 18Z,   0.30,  -3.11,  99.90,  -4.53,  -1.72,
05/18 19Z,   0.50,  -0.74,  99.90,  -1.92,  -1.68,
05/18 20Z,   0.60,   2.64,  99.90,   1.59,  -1.65,
05/18 21Z,   0.70,   6.07,  99.90,   5.16,  -1.62,
05/18 22Z,   0.70,   8.83,  99.90,   7.95,  -1.58,
05/18 23Z,   0.80,  10.50,  99.90,   9.75,  -1.55,
05/19 00Z,   0.90,  10.91,  99.90,  10.26,  -1.55,  (max)
05/19 01Z,   0.90,  10.06,  99.90,   9.41,  -1.55,
05/19 02Z,   0.80,   8.18,  99.90,   7.43,  -1.55,
05/19 03Z,   0.70,   5.82,  99.90,   4.97,  -1.55,
05/19 04Z,   0.70,   3.73,  99.90,   2.88,  -1.55,
05/19 05Z,   0.70,   2.70,  99.90,   1.85,  -1.55,  (min)
05/19 06Z,   0.60,   3.24,  99.90,   2.29,  -1.55,
05/19 07Z,   0.60,   5.32,  99.90,   4.37,  -1.55,
05/19 08Z,   0.60,   8.30,  99.90,   7.35,  -1.55,
05/19 09Z,   0.60,  11.26,  99.90,  10.31,  -1.55,
05/19 10Z,   0.60,  13.40,  99.90,  12.45,  -1.55,
05/19 11Z,   0.60,  14.27,  99.90,  13.32,  -1.55,  (max)
05/19 12Z,   0.70,  13.67,  99.90,  12.82,  -1.55,
05/19 13Z,   0.70,  11.62,  99.90,  10.77,  -1.55,
05/19 14Z,   0.80,   8.37,  99.90,   7.62,  -1.55,
05/19 15Z,   0.80,   4.43,  99.90,   3.68,  -1.55,
05/19 16Z,   0.70,   0.58,  99.90,  -0.27,  -1.55,
05/19 17Z,   0.70,  -2.26,  99.90,  -3.11,  -1.55,
05/19 18Z,   0.60,  -3.36,  99.90,  -4.31,  -1.55,  (min)
05/19 19Z,   0.60,  -2.47,  99.90,  -3.42,  -1.55,
05/19 20Z,   0.50,   0.04,  99.90,  -1.01,  -1.55,
05/19 21Z,   0.50,   3.32,  99.90,   2.27,  -1.55,
05/19 22Z,   0.50,   6.49,  99.90,   5.44,  -1.55,
05/19 23Z,   0.60,   8.94,  99.90,   7.99,  -1.55,
05/20 00Z,   0.60,  10.34,  99.90,   9.39,  -1.55,
05/20 01Z,   0.60,  10.57,  99.90,   9.62,  -1.55,  (max)
05/20 02Z,   0.50,   9.66,  99.90,   8.61,  -1.55,
05/20 03Z,   0.50,   7.84,  99.90,   6.79,  -1.55,
05/20 04Z,   0.40,   5.64,  99.90,   4.49,  -1.55,
05/20 05Z,   0.30,   3.79,  99.90,   2.54,  -1.55,
05/20 06Z,   0.30,   3.02,  99.90,   1.77,  -1.55,  (min)
05/20 07Z,   0.40,   3.75,  99.90,   2.60,  -1.55,
05/20 08Z,   0.50,   5.84,  99.90,   4.79,  -1.55,
05/20 09Z,   0.60,   8.61,  99.90,   7.66,  -1.55,
05/20 10Z,   0.60,  11.21,  99.90,  10.26,  -1.55,
05/20 11Z,   0.60,  12.95,  99.90,  12.00,  -1.55,
05/20 12Z,   0.60,  13.49,  99.90,  12.54,  -1.55,  (max)
05/20 13Z,   0.60,  12.73,  99.90,  11.78,  -1.55,
05/20 14Z,   0.50,  10.70,  99.90,   9.65,  -1.55,
05/20 15Z,   0.50,   7.62,  99.90,   6.57,  -1.55,
05/20 16Z,   0.40,   3.98,  99.90,   2.83,  -1.55,
05/20 17Z,   0.50,   0.52,  99.90,  -0.53,  -1.55,
05/20 18Z,   0.60,  -1.90,  99.90,  -2.85,  -1.55,
05/20 19Z,   0.70,  -2.64,  99.90,  -3.49,  -1.55,  (min)
05/20 20Z,   0.80,  -1.55,  99.90,  -2.30,  -1.55,
05/20 21Z,   1.00,   0.92,  99.90,   0.37,  -1.55,
05/20 22Z,   1.10,   3.94,  99.90,   3.49,  -1.55,
05/20 23Z,   1.10,   6.75,  99.90,   6.30,  -1.55,
05/21 00Z,   1.30,   8.86,  99.90,   8.61,  -1.55,
05/21 01Z,   1.40,  10.05,  99.90,   9.90,  -1.55,
05/21 02Z,   1.40,  10.21,  99.90,  10.06,  -1.55,  (max)
05/21 03Z,   1.30,   9.35,  99.90,   9.10,  -1.55,
05/21 04Z,   1.20,   7.67,  99.90,   7.32,  -1.55,
05/21 05Z,   1.10,   5.65,  99.90,   5.20,  -1.55,
05/21 06Z,   1.20,   3.99,  99.90,   3.64,  -1.55,
05/21 07Z,   1.30,   3.38,  99.90,   3.13,  -1.55,  (min)
05/21 08Z,   1.30,   4.14,  99.90,   3.89,  -1.55,
05/21 09Z,   1.30,   6.06,  99.90,   5.81,  -1.55,
05/21 10Z,   1.20,   8.47,  99.90,   8.12,  -1.55,
05/21 11Z,   1.10,  10.62,  99.90,  10.17,  -1.55,
05/21 12Z,   1.00,  11.98,  99.90,  11.43,  -1.55,
05/21 13Z,   0.80,  12.34,  99.90,  11.59,  -1.55,  (max)
05/21 14Z,   0.80,  11.62,  99.90,  10.87,  -1.55,
05/21 15Z,   0.70,   9.80,  99.90,   8.95,  -1.55,
05/21 16Z,   0.70,   7.06,  99.90,   6.21,  -1.55,
05/21 17Z,   0.80,   3.83,  99.90,   3.08,  -1.55,
05/21 18Z,   0.80,   0.82,  99.90,   0.07,  -1.55,
05/21 19Z,   0.80,  -1.20,  99.90,  -1.95,  -1.55,
05/21 20Z,   0.80,  -1.65,  99.90,  -2.40,  -1.55,  (min)
05/21 21Z,   0.80,  -0.50,  99.90,  -1.25,  -1.55,
05/21 22Z,   0.80,   1.78,  99.90,   1.03,  -1.55,
05/21 23Z,   0.70,   4.44,  99.90,   3.59,  -1.55,
05/22 00Z,   0.60,   6.86,  99.90,   5.91,  -1.55,