EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
mllw-on
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Anchorage, AK : 05/17/2026 11:21:59 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 12Z,   0.10,  22.90,  22.61,  99.90,  -0.39,
05/15 13Z,   0.10,  27.93,  27.45,  99.90,  -0.58,
05/15 14Z,   0.10,  30.50,  30.30,  99.90,  -0.30,  (max)
05/15 15Z,   0.10,  29.87,  29.60,  99.90,  -0.37,
05/15 16Z,   0.10,  26.26,  25.65,  99.90,  -0.71,
05/15 17Z,   0.10,  20.97,  20.18,  99.90,  -0.89,
05/15 18Z,   0.00,  15.09,  14.60,  99.90,  -0.49,
05/15 19Z,   0.00,   9.41,   9.29,  99.90,  -0.12,
05/15 20Z,   0.00,   4.05,   4.22,  99.90,   0.17,
05/15 21Z,   0.00,  -0.11,  -0.31,  99.90,  -0.20,
05/15 22Z,   0.00,  -0.00,  -2.31,  99.90,  -2.31,  (min)
05/15 23Z,   0.00,   5.69,   6.77,  99.90,   1.08,
05/16 00Z,   0.00,  13.86,  14.89,  99.90,   1.03,
05/16 01Z,   0.00,  21.23,  21.29,  99.90,   0.06,
05/16 02Z,   0.00,  26.73,  26.00,  99.90,  -0.73,
05/16 03Z,   0.00,  29.32,  28.75,  99.90,  -0.57,  (max)
05/16 04Z,   0.00,  28.32,  28.12,  99.90,  -0.20,
05/16 05Z,   0.00,  24.67,  24.21,  99.90,  -0.46,
05/16 06Z,   0.00,  19.70,  18.95,  99.90,  -0.75,
05/16 07Z,   0.00,  14.59,  13.56,  99.90,  -1.03,
05/16 08Z,   0.00,   9.98,   8.64,  99.90,  -1.34,
05/16 09Z,   0.00,   6.27,   4.48,  99.90,  -1.79,
05/16 10Z,   0.00,   5.63,   3.38,  99.90,  -2.25,  (min)
05/16 11Z,   0.00,  10.38,  11.90,  99.90,   1.52,
05/16 12Z,   0.00,  18.52,  19.06,  99.90,   0.54,
05/16 13Z,   0.00,  25.75,  25.07,  99.90,  -0.68,
05/16 14Z,   0.00,  30.26,  29.55,  99.90,  -0.71,
05/16 15Z,   0.00,  31.69,  31.56,  99.90,  -0.13,  (max)
05/16 16Z,   0.00,  29.68,  29.34,  99.90,  -0.34,
05/16 17Z,   0.00,  25.07,  24.61,  99.90,  -0.46,
05/16 18Z,   0.00,  19.26,  18.86,  99.90,  -0.40,
05/16 19Z,   0.00,  13.18,  13.07,  99.90,  -0.11,
05/16 20Z,  -0.10,   7.34,   7.68,  99.90,   0.44,
05/16 21Z,  -0.10,   1.84,   2.59,  99.90,   0.85,
05/16 22Z,  -0.20,  -1.84,  -2.15,  99.90,  -0.11,
05/16 23Z,  -0.20,  -0.38,  -2.30,  99.90,  -1.72,  (min)
05/17 00Z,  -0.30,   6.75,   8.36,  99.90,   1.91,
05/17 01Z,  -0.30,  15.68,  16.29,  99.90,   0.91,
05/17 02Z,  -0.30,  23.18,  22.62,  99.90,  -0.26,
05/17 03Z,  -0.40,  28.26,  27.20,  99.90,  -0.66,
05/17 04Z,  -0.40,  30.01,  29.64,  99.90,   0.03,  (max)
05/17 05Z,  -0.40,  28.30,  28.17,  99.90,   0.27,
05/17 06Z,  -0.50,  24.31,  23.82,  99.90,   0.01,
05/17 07Z,  -0.50,  19.27,  18.25,  99.90,  -0.52,
05/17 08Z,  -0.60,  14.12,  12.86,  99.90,  -0.66,
05/17 09Z,  -0.60,   9.43,   7.89,  99.90,  -0.94,
05/17 10Z,  -0.70,   5.94,   3.91,  99.90,  -1.33,  (min)
05/17 11Z,  -0.70,   6.35,   5.46,  99.90,  -0.19,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 12Z,  -0.80,  12.44,  99.90,  11.46,  -0.18,
05/17 13Z,  -0.80,  21.18,  99.90,  20.21,  -0.17,
05/17 14Z,  -0.80,  28.13,  99.90,  27.16,  -0.17,
05/17 15Z,  -0.90,  31.77,  99.90,  30.71,  -0.16,
05/17 16Z,  -0.90,  31.99,  99.90,  30.93,  -0.15,  (max)
05/17 17Z,  -0.90,  28.86,  99.90,  27.81,  -0.15,
05/17 18Z,  -1.00,  23.63,  99.90,  22.49,  -0.14,
05/17 19Z,  -1.00,  17.60,  99.90,  16.47,  -0.13,
05/17 20Z,  -1.10,  11.41,  99.90,  10.19,  -0.13,
05/17 21Z,  -1.10,   5.45,  99.90,   4.23,  -0.12,
05/17 22Z,  -1.10,  -0.01,  99.90,  -1.23,  -0.11,
05/17 23Z,  -1.00,  -2.90,  99.90,  -4.00,  -0.10,  (min)
05/18 00Z,  -1.00,   0.09,  99.90,  -1.02,  -0.10,
05/18 01Z,  -0.90,   8.42,  99.90,   7.42,  -0.10,
05/18 02Z,  -0.80,  17.64,  99.90,  16.74,  -0.10,
05/18 03Z,  -0.60,  24.80,  99.90,  24.10,  -0.10,
05/18 04Z,  -0.50,  29.17,  99.90,  28.56,  -0.10,
05/18 05Z,  -0.40,  30.12,  99.90,  29.61,  -0.10,  (max)
05/18 06Z,  -0.30,  27.91,  99.90,  27.51,  -0.10,
05/18 07Z,  -0.30,  23.78,  99.90,  23.37,  -0.10,
05/18 08Z,  -0.20,  18.66,  99.90,  18.36,  -0.10,
05/18 09Z,  -0.20,  13.42,  99.90,  13.12,  -0.10,
05/18 10Z,  -0.10,   8.68,  99.90,   8.47,  -0.10,
05/18 11Z,  -0.10,   5.63,  99.90,   5.43,  -0.10,  (min)
05/18 12Z,  -0.10,   7.24,  99.90,   7.04,  -0.10,
05/18 13Z,  -0.10,  14.49,  99.90,  14.29,  -0.10,
05/18 14Z,  -0.10,  23.39,  99.90,  23.18,  -0.10,
05/18 15Z,  -0.10,  29.65,  99.90,  29.44,  -0.10,
05/18 16Z,  -0.10,  32.30,  99.90,  32.09,  -0.10,  (max)
05/18 17Z,  -0.10,  31.50,  99.90,  31.30,  -0.10,
05/18 18Z,  -0.10,  27.70,  99.90,  27.50,  -0.10,
05/18 19Z,  -0.20,  22.25,  99.90,  21.94,  -0.10,
05/18 20Z,  -0.20,  16.14,  99.90,  15.84,  -0.10,
05/18 21Z,  -0.30,   9.88,  99.90,   9.47,  -0.10,
05/18 22Z,  -0.30,   3.85,  99.90,   3.44,  -0.10,
05/18 23Z,  -0.40,  -1.34,  99.90,  -1.84,  -0.10,
05/19 00Z,  -0.40,  -3.13,  99.90,  -3.64,  -0.10,  (min)
05/19 01Z,  -0.40,   1.34,  99.90,   0.84,  -0.10,
05/19 02Z,  -0.40,  10.42,  99.90,   9.92,  -0.10,
05/19 03Z,  -0.40,  19.38,  99.90,  18.87,  -0.10,
05/19 04Z,  -0.40,  25.84,  99.90,  25.33,  -0.10,
05/19 05Z,  -0.40,  29.44,  99.90,  28.94,  -0.10,
05/19 06Z,  -0.40,  29.79,  99.90,  29.28,  -0.10,  (max)
05/19 07Z,  -0.40,  27.33,  99.90,  26.83,  -0.10,
05/19 08Z,  -0.40,  23.10,  99.90,  22.60,  -0.10,
05/19 09Z,  -0.40,  17.86,  99.90,  17.36,  -0.10,
05/19 10Z,  -0.40,  12.51,  99.90,  12.00,  -0.10,
05/19 11Z,  -0.40,   7.83,  99.90,   7.33,  -0.10,
05/19 12Z,  -0.40,   5.45,  99.90,   4.94,  -0.10,  (min)
05/19 13Z,  -0.40,   8.27,  99.90,   7.77,  -0.10,
05/19 14Z,  -0.30,  16.26,  99.90,  15.86,  -0.10,
05/19 15Z,  -0.30,  24.78,  99.90,  24.37,  -0.10,
05/19 16Z,  -0.30,  30.09,  99.90,  29.68,  -0.10,
05/19 17Z,  -0.30,  31.87,  99.90,  31.46,  -0.10,  (max)
05/19 18Z,  -0.30,  30.46,  99.90,  30.06,  -0.10,
05/19 19Z,  -0.40,  26.45,  99.90,  25.95,  -0.10,
05/19 20Z,  -0.40,  21.03,  99.90,  20.52,  -0.10,
05/19 21Z,  -0.50,  14.92,  99.90,  14.31,  -0.10,
05/19 22Z,  -0.50,   8.62,  99.90,   8.02,  -0.10,
05/19 23Z,  -0.60,   2.71,  99.90,   2.01,  -0.10,
05/20 00Z,  -0.60,  -1.91,  99.90,  -2.61,  -0.10,
05/20 01Z,  -0.60,  -2.47,  99.90,  -3.17,  -0.10,  (min)
05/20 02Z,  -0.60,   3.18,  99.90,   2.48,  -0.10,
05/20 03Z,  -0.60,  12.38,  99.90,  11.68,  -0.10,
05/20 04Z,  -0.70,  20.58,  99.90,  19.78,  -0.10,
05/20 05Z,  -0.70,  26.21,  99.90,  25.41,  -0.10,
05/20 06Z,  -0.70,  29.19,  99.90,  28.39,  -0.10,
05/20 07Z,  -0.70,  29.20,  99.90,  28.39,  -0.10,  (max)
05/20 08Z,  -0.60,  26.63,  99.90,  25.93,  -0.10,
05/20 09Z,  -0.60,  22.29,  99.90,  21.58,  -0.10,
05/20 10Z,  -0.60,  16.90,  99.90,  16.20,  -0.10,
05/20 11Z,  -0.50,  11.54,  99.90,  10.94,  -0.10,
05/20 12Z,  -0.50,   7.14,  99.90,   6.54,  -0.10,
05/20 13Z,  -0.50,   5.54,  99.90,   4.94,  -0.10,  (min)
05/20 14Z,  -0.40,   9.32,  99.90,   8.82,  -0.10,
05/20 15Z,  -0.30,  17.45,  99.90,  17.05,  -0.10,
05/20 16Z,  -0.30,  25.10,  99.90,  24.70,  -0.10,
05/20 17Z,  -0.20,  29.43,  99.90,  29.13,  -0.10,
05/20 18Z,  -0.20,  30.66,  99.90,  30.36,  -0.10,  (max)
05/20 19Z,  -0.20,  29.12,  99.90,  28.81,  -0.10,
05/20 20Z,  -0.20,  25.25,  99.90,  24.95,  -0.10,
05/20 21Z,  -0.30,  19.99,  99.90,  19.59,  -0.10,
05/20 22Z,  -0.30,  13.94,  99.90,  13.53,  -0.10,
05/20 23Z,  -0.30,   7.79,  99.90,   7.39,  -0.10,
05/21 00Z,  -0.30,   2.27,  99.90,   1.86,  -0.10,