EXTRA-TROPICAL  STORM  SURGE  2.3
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#Port Heiden, AK : 05/23/2022 21:20:34 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/22 06Z,   0.20,   7.44,  99.90,   7.64,   0.00,
05/22 07Z,   0.20,   4.94,  99.90,   5.14,   0.00,
05/22 08Z,   0.20,   1.79,  99.90,   1.99,   0.00,
05/22 09Z,   0.20,  -1.11,  99.90,  -0.91,   0.00,
05/22 10Z,   0.10,  -2.20,  99.90,  -2.10,   0.00,  (min)
05/22 11Z,   0.10,  -0.39,  99.90,  -0.29,   0.00,
05/22 12Z,   0.40,   3.69,  99.90,   4.09,   0.00,
05/22 13Z,   0.30,   8.18,  99.90,   8.48,   0.00,
05/22 14Z,   0.40,  11.58,  99.90,  11.98,   0.00,
05/22 15Z,   0.50,  13.51,  99.90,  14.01,   0.00,
05/22 16Z,   0.50,  14.28,  99.90,  14.78,   0.00,
05/22 17Z,   0.50,  14.34,  99.90,  14.84,   0.00,  (max)
05/22 18Z,   0.70,  13.93,  99.90,  14.63,   0.00,
05/22 19Z,   0.70,  12.78,  99.90,  13.48,   0.00,
05/22 20Z,   0.70,  10.61,  99.90,  11.31,   0.00,
05/22 21Z,   0.70,   7.57,  99.90,   8.27,   0.00,
05/22 22Z,   0.70,   4.61,  99.90,   5.31,   0.00,
05/22 23Z,   0.70,   3.16,  99.90,   3.86,   0.00,  (min)
05/23 00Z,   0.80,   4.01,  99.90,   4.81,   0.00,
05/23 01Z,   0.90,   6.25,  99.90,   7.15,   0.00,
05/23 02Z,   0.90,   8.33,  99.90,   9.23,   0.00,
05/23 03Z,   0.90,   9.47,  99.90,  10.37,   0.00,
05/23 04Z,   0.80,   9.84,  99.90,  10.64,   0.00,  (max)
05/23 05Z,   0.80,   9.82,  99.90,  10.62,   0.00,
05/23 06Z,   0.60,   9.32,  99.90,   9.92,   0.00,
05/23 07Z,   0.60,   8.05,  99.90,   8.65,   0.00,
05/23 08Z,   0.50,   5.85,  99.90,   6.35,   0.00,
05/23 09Z,   0.50,   2.93,  99.90,   3.43,   0.00,
05/23 10Z,   0.50,   0.18,  99.90,   0.68,   0.00,
05/23 11Z,   0.40,  -0.85,  99.90,  -0.45,   0.00,  (min)
05/23 12Z,   0.40,   0.86,  99.90,   1.26,   0.00,
05/23 13Z,   0.40,   4.64,  99.90,   5.04,   0.00,
05/23 14Z,   0.40,   8.69,  99.90,   9.09,   0.00,
05/23 15Z,   0.40,  11.67,  99.90,  12.07,   0.00,
05/23 16Z,   0.40,  13.28,  99.90,  13.68,   0.00,
05/23 17Z,   0.40,  13.87,  99.90,  14.27,   0.00,  (max)
05/23 18Z,   0.40,  13.85,  99.90,  14.25,   0.00,
05/23 19Z,   0.40,  13.32,  99.90,  13.72,   0.00,
05/23 20Z,   0.40,  11.98,  99.90,  12.38,   0.00,
05/23 21Z,   0.40,   9.58,  99.90,   9.98,   0.00,
05/23 22Z,   0.40,   6.35,  99.90,   6.75,   0.00,
05/23 23Z,   0.40,   3.34,  99.90,   3.74,   0.00,
05/24 00Z,   0.40,   2.06,  99.90,   2.46,   0.00,  (min)
05/24 01Z,   0.30,   3.17,  99.90,   3.47,   0.00,
05/24 02Z,   0.30,   5.70,  99.90,   6.00,   0.00,
05/24 03Z,   0.30,   8.07,  99.90,   8.37,   0.00,
05/24 04Z,   0.30,   9.50,  99.90,   9.80,   0.00,
05/24 05Z,   0.20,  10.03,  99.90,  10.23,   0.00,
05/24 06Z,   0.20,  10.09,  99.90,  10.29,   0.00,  (max)
05/24 07Z,   0.20,   9.76,  99.90,   9.96,   0.00,
05/24 08Z,   0.20,   8.78,  99.90,   8.98,   0.00,
05/24 09Z,   0.30,   6.92,  99.90,   7.22,   0.00,
05/24 10Z,   0.30,   4.30,  99.90,   4.60,   0.00,
05/24 11Z,   0.30,   1.74,  99.90,   2.04,   0.00,
05/24 12Z,   0.30,   0.74,  99.90,   1.04,   0.00,  (min)
05/24 13Z,   0.30,   2.28,  99.90,   2.58,   0.00,
05/24 14Z,   0.20,   5.64,  99.90,   5.84,   0.00,
05/24 15Z,   0.20,   9.14,  99.90,   9.34,   0.00,
05/24 16Z,   0.20,  11.63,  99.90,  11.83,   0.00,
05/24 17Z,   0.20,  12.89,  99.90,  13.09,   0.00,
05/24 18Z,   0.20,  13.29,  99.90,  13.49,   0.00,  (max)
05/24 19Z,   0.30,  13.18,  99.90,  13.48,   0.00,
05/24 20Z,   0.30,  12.53,  99.90,  12.83,   0.00,
05/24 21Z,   0.30,  11.00,  99.90,  11.30,   0.00,
05/24 22Z,   0.30,   8.39,  99.90,   8.69,   0.00,
05/24 23Z,   0.40,   5.02,  99.90,   5.42,   0.00,
05/25 00Z,   0.40,   2.05,  99.90,   2.45,   0.00,
05/25 01Z,   0.40,   1.03,  99.90,   1.43,   0.00,  (min)
05/25 02Z,   0.40,   2.45,  99.90,   2.85,   0.00,
05/25 03Z,   0.40,   5.25,  99.90,   5.65,   0.00,
05/25 04Z,   0.40,   7.91,  99.90,   8.31,   0.00,
05/25 05Z,   0.40,   9.60,  99.90,  10.00,   0.00,
05/25 06Z,   0.30,  10.31,  99.90,  10.61,   0.00,
05/25 07Z,   0.30,  10.45,  99.90,  10.75,   0.00,  (max)
05/25 08Z,   0.30,  10.25,  99.90,  10.55,   0.00,
05/25 09Z,   0.30,   9.54,  99.90,   9.84,   0.00,
05/25 10Z,   0.30,   8.04,  99.90,   8.34,   0.00,
05/25 11Z,   0.40,   5.74,  99.90,   6.14,   0.00,
05/25 12Z,   0.40,   3.39,  99.90,   3.79,   0.00,
05/25 13Z,   0.30,   2.42,  99.90,   2.72,   0.00,  (min)
05/25 14Z,   0.30,   3.72,  99.90,   4.02,   0.00,
05/25 15Z,   0.30,   6.59,  99.90,   6.89,   0.00,
05/25 16Z,   0.20,   9.49,  99.90,   9.69,   0.00,
05/25 17Z,   0.20,  11.44,  99.90,  11.64,   0.00,
05/25 18Z,   0.20,  12.33,  99.90,  12.53,   0.00,
05/25 19Z,   0.20,  12.56,  99.90,  12.76,   0.00,  (max)
05/25 20Z,   0.30,  12.37,  99.90,  12.67,   0.00,
05/25 21Z,   0.30,  11.59,  99.90,  11.89,   0.00,
05/25 22Z,   0.30,   9.89,  99.90,  10.19,   0.00,
05/25 23Z,   0.30,   7.12,  99.90,   7.42,   0.00,
05/26 00Z,   0.20,   3.70,  99.90,   3.90,   0.00,
05/26 01Z,   0.20,   0.89,  99.90,   1.09,   0.00,
05/26 02Z,   0.20,   0.21,  99.90,   0.41,   0.00,  (min)
05/26 03Z,   0.20,   1.98,  99.90,   2.18,   0.00,
05/26 04Z,   0.20,   5.04,  99.90,   5.24,   0.00,
05/26 05Z,   0.20,   7.91,  99.90,   8.11,   0.00,
05/26 06Z,   0.20,   9.81,  99.90,  10.01,   0.00,
05/26 07Z,   0.20,  10.67,  99.90,  10.87,   0.00,
05/26 08Z,   0.20,  10.87,  99.90,  11.07,   0.00,  (max)
05/26 09Z,   0.20,  10.78,  99.90,  10.98,   0.00,
05/26 10Z,   0.20,  10.29,  99.90,  10.49,   0.00,
05/26 11Z,   0.20,   9.09,  99.90,   9.29,   0.00,
05/26 12Z,   0.20,   7.09,  99.90,   7.29,   0.00,
05/26 13Z,   0.10,   4.95,  99.90,   5.05,   0.00,
05/26 14Z,   0.10,   4.00,  99.90,   4.10,   0.00,  (min)
05/26 15Z,   0.10,   5.04,  99.90,   5.14,   0.00,
05/26 16Z,   0.10,   7.39,  99.90,   7.49,   0.00,
05/26 17Z,   0.20,   9.66,  99.90,   9.86,   0.00,
05/26 18Z,   0.20,  11.08,  99.90,  11.28,   0.00,
05/26 19Z,   0.20,  11.63,  99.90,  11.83,   0.00,
05/26 20Z,   0.20,  11.73,  99.90,  11.93,   0.00,  (max)
05/26 21Z,   0.30,  11.45,  99.90,  11.75,   0.00,
05/26 22Z,   0.20,  10.55,  99.90,  10.75,   0.00,
05/26 23Z,   0.20,   8.72,  99.90,   8.92,   0.00,
05/27 00Z,   0.20,   5.86,  99.90,   6.06,   0.00,
05/27 01Z,   0.20,   2.49,  99.90,   2.69,   0.00,
05/27 02Z,   0.20,  -0.02,  99.90,   0.18,   0.00,
05/27 03Z,   0.20,  -0.25,  99.90,  -0.05,   0.00,  (min)
05/27 04Z,   0.20,   1.89,  99.90,   2.09,   0.00,
05/27 05Z,   0.20,   5.16,  99.90,   5.36,   0.00,
05/27 06Z,   0.20,   8.16,  99.90,   8.36,   0.00,
05/27 07Z,   0.20,  10.15,  99.90,  10.35,   0.00,
05/27 08Z,   0.20,  11.09,  99.90,  11.29,   0.00,
05/27 09Z,   0.30,  11.34,  99.90,  11.64,   0.00,  (max)
05/27 10Z,   0.30,  11.30,  99.90,  11.60,   0.00,
05/27 11Z,   0.30,  10.97,  99.90,  11.27,   0.00,
05/27 12Z,   0.30,   9.99,  99.90,  10.29,   0.00,
05/27 13Z,  99.90,   8.21,  99.90,  99.90,   0.00,
05/27 14Z,  99.90,   6.24,  99.90,  99.90,   0.00,
05/27 15Z,  99.90,   5.33,  99.90,  99.90,   0.00,
05/27 16Z,  99.90,   6.13,  99.90,  99.90,   0.00,
05/27 17Z,  99.90,   7.96,  99.90,  99.90,   0.00,
05/27 18Z,  99.90,   9.65,  99.90,  99.90,   0.00,