EXTRA-TROPICAL  STORM  SURGE
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Manual
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hat-on
mhhw-on
msl-on
mllw-on
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Gulf of Alaska
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Surge List
#Washington, DC : 05/16/2025 09:20:51 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/14 18Z,   1.40,   1.44,   2.03,  99.90,  -0.81,
05/14 19Z,   1.40,   0.97,   1.66,  99.90,  -0.71,
05/14 20Z,   1.30,   0.62,   1.37,  99.90,  -0.55,
05/14 21Z,   1.30,   0.42,   1.21,  99.90,  -0.51,  (min)
05/14 22Z,   1.30,   0.52,   1.25,  99.90,  -0.57,
05/14 23Z,   1.30,   1.05,   1.79,  99.90,  -0.56,
05/15 00Z,   1.30,   1.81,   2.70,  99.90,  -0.41,
05/15 01Z,   1.30,   2.41,   3.46,  99.90,  -0.25,
05/15 02Z,   1.30,   2.71,   3.82,  99.90,  -0.19,
05/15 03Z,   1.30,   2.72,   3.93,  99.90,  -0.09,  (max)
05/15 04Z,   1.30,   2.42,   3.85,  99.90,   0.13,
05/15 05Z,   1.30,   1.93,   3.64,  99.90,   0.41,
05/15 06Z,   1.30,   1.40,   3.35,  99.90,   0.65,
05/15 07Z,   1.20,   0.94,   3.10,  99.90,   0.96,
05/15 08Z,   1.20,   0.65,   2.93,  99.90,   1.08,
05/15 09Z,   1.20,   0.58,   2.84,  99.90,   1.06,  (min)
05/15 10Z,   1.20,   0.78,   2.91,  99.90,   0.93,
05/15 11Z,   1.20,   1.37,   3.33,  99.90,   0.76,
05/15 12Z,   1.10,   2.23,   4.04,  99.90,   0.71,
05/15 13Z,   1.10,   2.94,   4.62,  99.90,   0.58,  0.57 ft above HAT
05/15 14Z,   1.10,   3.24,   4.97,  99.90,   0.63,  0.92 ft above HAT
05/15 15Z,   1.10,   3.18,   5.09,  99.90,   0.81,  1.04 ft above HAT  (max)
05/15 16Z,   1.10,   2.84,   5.02,  99.90,   1.08,  0.97 ft above HAT
05/15 17Z,   1.10,   2.31,   4.83,  99.90,   1.42,  0.78 ft above HAT
05/15 18Z,   1.00,   1.75,   4.59,  99.90,   1.84,  0.54 ft above HAT
05/15 19Z,   1.00,   1.23,   4.36,  99.90,   2.13,  0.31 ft above HAT
05/15 20Z,   1.00,   0.82,   4.17,  99.90,   2.35,  0.12 ft above HAT
05/15 21Z,   1.00,   0.54,   4.01,  99.90,   2.47,
05/15 22Z,   0.90,   0.45,   3.90,  99.90,   2.55,
05/15 23Z,   0.90,   0.68,   3.88,  99.90,   2.30,  (min)
05/16 00Z,   0.90,   1.32,   4.02,  99.90,   1.80,
05/16 01Z,   0.90,   2.08,   4.42,  99.90,   1.44,  0.37 ft above HAT
05/16 02Z,   0.90,   2.58,   4.84,  99.90,   1.36,  0.79 ft above HAT
05/16 03Z,   0.90,   2.75,   5.12,  99.90,   1.47,  1.07 ft above HAT
05/16 04Z,   0.90,   2.64,   5.19,  99.90,   1.65,  1.14 ft above HAT  (max)
05/16 05Z,   0.90,   2.27,   5.08,  99.90,   1.91,  1.03 ft above HAT
05/16 06Z,   0.90,   1.77,   4.90,  99.90,   2.23,  0.85 ft above HAT
05/16 07Z,   0.90,   1.26,   4.67,  99.90,   2.51,  0.62 ft above HAT
05/16 08Z,   0.90,   0.84,   4.45,  99.90,   2.71,  0.40 ft above HAT
05/16 09Z,   0.90,   0.62,   4.25,  99.90,   2.73,  0.20 ft above HAT
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 10Z,   0.90,   0.63,  99.90,   4.05,   2.52,  (min)
05/16 11Z,   0.90,   0.93,  99.90,   4.14,   2.31,  0.09 ft above HAT
05/16 12Z,   0.90,   1.62,  99.90,   4.61,   2.10,  0.56 ft above HAT
05/16 13Z,   0.90,   2.48,  99.90,   5.26,   1.89,  1.21 ft above HAT
05/16 14Z,   0.90,   3.08,  99.90,   5.65,   1.68,  1.60 ft above HAT  (max)
05/16 15Z,   0.90,   3.24,  99.90,   5.60,   1.47,  1.55 ft above HAT
05/16 16Z,   0.90,   3.06,  99.90,   5.22,   1.26,  1.17 ft above HAT
05/16 17Z,   0.90,   2.64,  99.90,   4.59,   1.05,  0.54 ft above HAT
05/16 18Z,   0.90,   2.09,  99.90,   3.83,   0.83,
05/16 19Z,   0.90,   1.55,  99.90,   3.07,   0.62,
05/16 20Z,   0.90,   1.07,  99.90,   2.38,   0.41,
05/16 21Z,   0.90,   0.71,  99.90,   1.81,   0.20,
05/16 22Z,   0.90,   0.51,  99.90,   1.61,   0.20,  (min)
05/16 23Z,   1.00,   0.51,  99.90,   1.71,   0.20,
05/17 00Z,   1.00,   0.87,  99.90,   2.07,   0.20,
05/17 01Z,   0.90,   1.58,  99.90,   2.69,   0.20,
05/17 02Z,   0.90,   2.30,  99.90,   3.40,   0.20,
05/17 03Z,   0.90,   2.69,  99.90,   3.80,   0.20,
05/17 04Z,   0.90,   2.76,  99.90,   3.86,   0.20,  (max)
05/17 05Z,   0.90,   2.55,  99.90,   3.66,   0.20,
05/17 06Z,   0.90,   2.14,  99.90,   3.24,   0.20,
05/17 07Z,   0.90,   1.63,  99.90,   2.73,   0.20,
05/17 08Z,   0.90,   1.14,  99.90,   2.25,   0.20,
05/17 09Z,   0.90,   0.77,  99.90,   1.88,   0.20,
05/17 10Z,   0.90,   0.61,  99.90,   1.71,   0.20,  (min)
05/17 11Z,   0.90,   0.69,  99.90,   1.79,   0.20,
05/17 12Z,   0.90,   1.08,  99.90,   2.18,   0.20,
05/17 13Z,   0.90,   1.82,  99.90,   2.92,   0.20,
05/17 14Z,   0.90,   2.65,  99.90,   3.75,   0.20,
05/17 15Z,   0.90,   3.14,  99.90,   4.24,   0.20,  0.19 ft above HAT
05/17 16Z,   0.90,   3.19,  99.90,   4.29,   0.20,  0.24 ft above HAT  (max)
05/17 17Z,   1.00,   2.93,  99.90,   4.14,   0.20,  0.09 ft above HAT
05/17 18Z,   1.00,   2.47,  99.90,   3.67,   0.20,
05/17 19Z,   1.00,   1.92,  99.90,   3.12,   0.20,
05/17 20Z,   1.00,   1.39,  99.90,   2.60,   0.20,
05/17 21Z,   1.00,   0.94,  99.90,   2.15,   0.20,
05/17 22Z,   1.00,   0.63,  99.90,   1.83,   0.20,
05/17 23Z,   1.00,   0.49,  99.90,   1.70,   0.20,
05/18 00Z,   0.90,   0.59,  99.90,   1.69,   0.20,  (min)
05/18 01Z,   0.90,   1.05,  99.90,   2.16,   0.20,
05/18 02Z,   0.90,   1.81,  99.90,   2.92,   0.20,
05/18 03Z,   0.90,   2.47,  99.90,   3.58,   0.20,
05/18 04Z,   0.80,   2.77,  99.90,   3.78,   0.20,  (max)
05/18 05Z,   0.80,   2.75,  99.90,   3.75,   0.20,
05/18 06Z,   0.80,   2.48,  99.90,   3.49,   0.20,
05/18 07Z,   0.80,   2.03,  99.90,   3.04,   0.20,
05/18 08Z,   0.80,   1.53,  99.90,   2.53,   0.20,
05/18 09Z,   0.80,   1.06,  99.90,   2.07,   0.20,
05/18 10Z,   0.70,   0.73,  99.90,   1.63,   0.20,
05/18 11Z,   0.70,   0.61,  99.90,   1.52,   0.20,  (min)
05/18 12Z,   0.70,   0.74,  99.90,   1.65,   0.20,
05/18 13Z,   0.70,   1.19,  99.90,   2.09,   0.20,
05/18 14Z,   0.70,   1.97,  99.90,   2.87,   0.20,
05/18 15Z,   0.70,   2.75,  99.90,   3.65,   0.20,
05/18 16Z,   0.80,   3.14,  99.90,   4.14,   0.20,  0.09 ft above HAT  (max)
05/18 17Z,   0.80,   3.12,  99.90,   4.13,   0.20,  0.08 ft above HAT
05/18 18Z,   0.80,   2.82,  99.90,   3.83,   0.20,
05/18 19Z,   0.70,   2.34,  99.90,   3.24,   0.20,
05/18 20Z,   0.70,   1.79,  99.90,   2.69,   0.20,
05/18 21Z,   0.70,   1.27,  99.90,   2.17,   0.20,
05/18 22Z,   0.70,   0.84,  99.90,   1.75,   0.20,
05/18 23Z,   0.70,   0.57,  99.90,   1.47,   0.20,
05/19 00Z,   0.70,   0.49,  99.90,   1.39,   0.20,  (min)
05/19 01Z,   0.60,   0.66,  99.90,   1.47,   0.20,
05/19 02Z,   0.60,   1.22,  99.90,   2.02,   0.20,
05/19 03Z,   0.60,   2.00,  99.90,   2.80,   0.20,
05/19 04Z,   0.60,   2.61,  99.90,   3.41,   0.20,
05/19 05Z,   0.60,   2.84,  99.90,   3.64,   0.20,  (max)
05/19 06Z,   0.50,   2.76,  99.90,   3.47,   0.20,
05/19 07Z,   0.50,   2.45,  99.90,   3.16,   0.20,
05/19 08Z,   0.50,   1.98,  99.90,   2.68,   0.20,
05/19 09Z,   0.50,   1.47,  99.90,   2.17,   0.20,
05/19 10Z,   0.50,   1.01,  99.90,   1.72,   0.20,
05/19 11Z,   0.50,   0.71,  99.90,   1.41,   0.20,
05/19 12Z,   0.50,   0.62,  99.90,   1.32,   0.20,  (min)
05/19 13Z,   0.50,   0.78,  99.90,   1.48,   0.20,
05/19 14Z,   0.50,   1.26,  99.90,   1.96,   0.20,
05/19 15Z,   0.50,   2.05,  99.90,   2.75,   0.20,
05/19 16Z,   0.40,   2.77,  99.90,   3.38,   0.20,
05/19 17Z,   0.40,   3.11,  99.90,   3.71,   0.20,  (max)
05/19 18Z,   0.40,   3.05,  99.90,   3.66,   0.20,
05/19 19Z,   0.40,   2.74,  99.90,   3.34,   0.20,
05/19 20Z,   0.40,   2.24,  99.90,   2.84,   0.20,
05/19 21Z,   0.40,   1.68,  99.90,   2.29,   0.20,
05/19 22Z,   0.30,   1.17,  99.90,   1.67,   0.20,
05/19 23Z,   0.30,   0.75,  99.90,   1.26,   0.20,
05/20 00Z,   0.30,   0.51,  99.90,   1.02,   0.20,
05/20 01Z,  99.90,   0.48,  99.90,  99.90,   0.20,
05/20 02Z,  99.90,   0.73,  99.90,  99.90,   0.20,
05/20 03Z,  99.90,   1.35,  99.90,  99.90,   0.20,
05/20 04Z,  99.90,   2.15,  99.90,  99.90,   0.20,
05/20 05Z,  99.90,   2.73,  99.90,  99.90,   0.20,
05/20 06Z,  99.90,   2.92,  99.90,  99.90,   0.20,