EXTRA-TROPICAL  STORM  SURGE  2.3
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#Yakutat, AK : 04/01/2023 11:20:44 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/30 12Z,  -0.70,   5.68,   4.68,  99.90,  -0.30,
03/30 13Z,  -0.70,   6.19,   5.24,  99.90,  -0.25,
03/30 14Z,  -0.70,   6.81,   5.75,  99.90,  -0.36,
03/30 15Z,  -0.70,   7.37,   6.52,  99.90,  -0.15,
03/30 16Z,  -0.70,   7.69,   6.83,  99.90,  -0.16,  (max)
03/30 17Z,  -0.70,   7.65,   6.78,  99.90,  -0.17,
03/30 18Z,  -0.40,   7.17,   6.52,  99.90,  -0.25,
03/30 19Z,  -0.40,   6.30,   5.60,  99.90,  -0.30,
03/30 20Z,  -0.40,   5.15,   4.42,  99.90,  -0.33,
03/30 21Z,  -0.40,   3.92,   3.26,  99.90,  -0.26,
03/30 22Z,  -0.40,   2.83,   2.08,  99.90,  -0.35,
03/30 23Z,  -0.30,   2.09,   1.33,  99.90,  -0.46,
03/31 00Z,  -0.20,   1.82,   1.08,  99.90,  -0.54,  (min)
03/31 01Z,  -0.20,   2.08,   1.54,  99.90,  -0.34,
03/31 02Z,  -0.20,   2.79,   2.20,  99.90,  -0.39,
03/31 03Z,  -0.20,   3.80,   3.33,  99.90,  -0.27,
03/31 04Z,  -0.10,   4.90,   4.59,  99.90,  -0.21,
03/31 05Z,  -0.10,   5.88,   5.54,  99.90,  -0.24,
03/31 06Z,  -0.10,   6.54,   6.37,  99.90,  -0.07,
03/31 07Z,  -0.10,   6.81,   6.62,  99.90,  -0.09,  (max)
03/31 08Z,  -0.10,   6.67,   6.50,  99.90,  -0.07,
03/31 09Z,  -0.20,   6.23,   6.12,  99.90,   0.09,
03/31 10Z,  -0.20,   5.66,   5.53,  99.90,   0.07,
03/31 11Z,  -0.10,   5.17,   5.02,  99.90,  -0.05,
03/31 12Z,  -0.10,   4.93,   4.75,  99.90,  -0.08,  (min)
03/31 13Z,  -0.10,   5.05,   4.97,  99.90,   0.02,
03/31 14Z,  -0.20,   5.52,   5.36,  99.90,   0.04,
03/31 15Z,  -0.20,   6.24,   6.17,  99.90,   0.13,
03/31 16Z,  -0.20,   7.01,   6.89,  99.90,   0.08,
03/31 17Z,  -0.20,   7.60,   7.41,  99.90,   0.01,
03/31 18Z,  -0.10,   7.79,   7.62,  99.90,  -0.07,  (max)
03/31 19Z,  -0.10,   7.47,   7.33,  99.90,  -0.04,
03/31 20Z,  -0.10,   6.63,   6.45,  99.90,  -0.08,
03/31 21Z,  -0.10,   5.39,   5.15,  99.90,  -0.14,
03/31 22Z,   0.00,   3.98,   3.73,  99.90,  -0.25,
03/31 23Z,   0.00,   2.68,   2.36,  99.90,  -0.32,
04/01 00Z,   0.00,   1.76,   1.50,  99.90,  -0.26,
04/01 01Z,   0.00,   1.43,   1.26,  99.90,  -0.17,  (min)
04/01 02Z,   0.00,   1.74,   1.55,  99.90,  -0.19,
04/01 03Z,   0.00,   2.62,   2.57,  99.90,  -0.05,
04/01 04Z,   0.00,   3.89,   3.87,  99.90,  -0.02,
04/01 05Z,   0.00,   5.26,   5.28,  99.90,   0.02,
04/01 06Z,   0.00,   6.43,   6.54,  99.90,   0.11,
04/01 07Z,   0.00,   7.16,   7.27,  99.90,   0.11,
04/01 08Z,   0.00,   7.34,   7.42,  99.90,   0.08,  (max)
04/01 09Z,   0.00,   6.96,   6.90,  99.90,  -0.06,
04/01 10Z,   0.00,   6.19,   6.16,  99.90,  -0.03,
04/01 11Z,   0.00,   5.28,   5.22,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/01 12Z,  -0.10,   4.51,  99.90,   4.36,  -0.05,
04/01 13Z,  -0.10,   4.13,  99.90,   3.99,  -0.05,  (min)
04/01 14Z,  -0.20,   4.28,  99.90,   4.04,  -0.04,
04/01 15Z,  -0.30,   4.94,  99.90,   4.60,  -0.03,
04/01 16Z,  -0.30,   5.94,  99.90,   5.62,  -0.03,
04/01 17Z,  -0.40,   7.02,  99.90,   6.60,  -0.02,
04/01 18Z,  -0.40,   7.86,  99.90,   7.44,  -0.01,
04/01 19Z,  -0.50,   8.17,  99.90,   7.66,  -0.01,  (max)
04/01 20Z,  -0.50,   7.82,  99.90,   7.31,  -0.00,
04/01 21Z,  -0.50,   6.80,  99.90,   6.30,   0.00,
04/01 22Z,  -0.50,   5.30,  99.90,   4.81,   0.01,
04/01 23Z,  -0.50,   3.63,  99.90,   3.14,   0.02,
04/02 00Z,  -0.50,   2.15,  99.90,   1.67,   0.02,
04/02 01Z,  -0.60,   1.21,  99.90,   0.62,   0.02,
04/02 02Z,  -0.60,   1.01,  99.90,   0.43,   0.02,  (min)
04/02 03Z,  -0.70,   1.61,  99.90,   0.92,   0.02,
04/02 04Z,  -0.70,   2.86,  99.90,   2.17,   0.02,
04/02 05Z,  -0.80,   4.47,  99.90,   3.69,   0.02,
04/02 06Z,  -0.80,   6.08,  99.90,   5.29,   0.02,
04/02 07Z,  -0.90,   7.31,  99.90,   6.42,   0.02,
04/02 08Z,  -0.90,   7.89,  99.90,   7.01,   0.02,  (max)
04/02 09Z,  -0.90,   7.74,  99.90,   6.85,   0.02,
04/02 10Z,  -0.90,   6.92,  99.90,   6.04,   0.02,
04/02 11Z,  -0.80,   5.71,  99.90,   4.93,   0.02,
04/02 12Z,  -0.80,   4.46,  99.90,   3.67,   0.02,
04/02 13Z,  -0.80,   3.53,  99.90,   2.74,   0.02,
04/02 14Z,  -0.80,   3.20,  99.90,   2.42,   0.02,  (min)
04/02 15Z,  -0.90,   3.59,  99.90,   2.71,   0.02,
04/02 16Z,  -0.90,   4.62,  99.90,   3.73,   0.02,
04/02 17Z,  -0.90,   6.01,  99.90,   5.12,   0.02,
04/02 18Z,  -0.80,   7.38,  99.90,   6.60,   0.02,
04/02 19Z,  -0.90,   8.35,  99.90,   7.46,   0.02,
04/02 20Z,  -0.80,   8.60,  99.90,   7.81,   0.02,  (max)
04/02 21Z,  -0.80,   8.01,  99.90,   7.22,   0.02,
04/02 22Z,  -0.80,   6.65,  99.90,   5.87,   0.02,
04/02 23Z,  -0.80,   4.82,  99.90,   4.04,   0.02,
04/03 00Z,  -0.80,   2.94,  99.90,   2.15,   0.02,
04/03 01Z,  -0.80,   1.44,  99.90,   0.65,   0.02,
04/03 02Z,  -0.90,   0.68,  99.90,  -0.21,   0.02,  (min)
04/03 03Z,  -0.90,   0.85,  99.90,  -0.03,   0.02,
04/03 04Z,  -0.90,   1.91,  99.90,   1.03,   0.02,
04/03 05Z,  -0.90,   3.61,  99.90,   2.73,   0.02,
04/03 06Z,  -1.00,   5.54,  99.90,   4.56,   0.02,
04/03 07Z,  -1.00,   7.23,  99.90,   6.25,   0.02,
04/03 08Z,  -1.10,   8.29,  99.90,   7.21,   0.02,
04/03 09Z,  -1.10,   8.49,  99.90,   7.40,   0.02,  (max)
04/03 10Z,  -1.20,   7.79,  99.90,   6.61,   0.02,
04/03 11Z,  -1.20,   6.43,  99.90,   5.25,   0.02,
04/03 12Z,  -1.20,   4.79,  99.90,   3.60,   0.02,
04/03 13Z,  -1.30,   3.31,  99.90,   2.02,   0.02,
04/03 14Z,  -1.30,   2.41,  99.90,   1.13,   0.02,
04/03 15Z,  -1.40,   2.36,  99.90,   0.97,   0.02,  (min)
04/03 16Z,  -1.40,   3.17,  99.90,   1.79,   0.02,
04/03 17Z,  -1.40,   4.66,  99.90,   3.27,   0.02,
04/03 18Z,  -1.50,   6.42,  99.90,   4.93,   0.02,
04/03 19Z,  -1.40,   7.97,  99.90,   6.59,   0.02,
04/03 20Z,  -1.40,   8.88,  99.90,   7.50,   0.02,  (max)
04/03 21Z,  -1.40,   8.87,  99.90,   7.49,   0.02,
04/03 22Z,  -1.40,   7.89,  99.90,   6.50,   0.02,
04/03 23Z,  -1.40,   6.14,  99.90,   4.76,   0.02,
04/04 00Z,  -1.40,   4.04,  99.90,   2.65,   0.02,
04/04 01Z,  -1.40,   2.09,  99.90,   0.71,   0.02,
04/04 02Z,  -1.40,   0.78,  99.90,  -0.60,   0.02,
04/04 03Z,  -1.40,   0.44,  99.90,  -0.94,   0.02,  (min)
04/04 04Z,  -1.40,   1.16,  99.90,  -0.22,   0.02,
04/04 05Z,  -1.40,   2.77,  99.90,   1.38,   0.02,
04/04 06Z,  -1.40,   4.87,  99.90,   3.48,   0.02,
04/04 07Z,  -1.40,   6.94,  99.90,   5.56,   0.02,
04/04 08Z,  -1.40,   8.49,  99.90,   7.10,   0.02,
04/04 09Z,  -1.40,   9.12,  99.90,   7.74,   0.02,  (max)
04/04 10Z,  -1.40,   8.71,  99.90,   7.33,   0.02,
04/04 11Z,  -1.40,   7.38,  99.90,   5.99,   0.02,
04/04 12Z,  -1.40,   5.48,  99.90,   4.09,   0.02,
04/04 13Z,  -1.40,   3.52,  99.90,   2.14,   0.02,
04/04 14Z,  -1.40,   2.02,  99.90,   0.64,   0.02,
04/04 15Z,  -1.40,   1.39,  99.90,   0.00,   0.02,  (min)
04/04 16Z,  -1.40,   1.79,  99.90,   0.40,   0.02,
04/04 17Z,  -1.40,   3.12,  99.90,   1.74,   0.02,
04/04 18Z,  -1.30,   5.05,  99.90,   3.77,   0.02,
04/04 19Z,  -1.30,   7.06,  99.90,   5.78,   0.02,
04/04 20Z,  -1.30,   8.61,  99.90,   7.33,   0.02,
04/04 21Z,  -1.30,   9.28,  99.90,   7.99,   0.02,  (max)
04/04 22Z,  -1.20,   8.85,  99.90,   7.67,   0.02,
04/04 23Z,  -1.10,   7.43,  99.90,   6.34,   0.02,
04/05 00Z,  -1.10,   5.34,  99.90,   4.26,   0.02,