EXTRA-TROPICAL  STORM  SURGE  2.3
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#Port Clarence, AK : 05/19/2022 03:20:33 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 12Z,  -1.00,   7.02,  99.90,   6.02,   0.00,
05/17 13Z,  -0.90,   9.25,  99.90,   8.35,   0.00,
05/17 14Z,  -0.80,  10.48,  99.90,   9.68,   0.00,  (max)
05/17 15Z,  -0.80,  10.41,  99.90,   9.61,   0.00,
05/17 16Z,  -0.70,   9.18,  99.90,   8.48,   0.00,
05/17 17Z,  -0.70,   7.08,  99.90,   6.38,   0.00,
05/17 18Z,  -0.70,   4.45,  99.90,   3.75,   0.00,
05/17 19Z,  -0.70,   1.70,  99.90,   1.00,   0.00,
05/17 20Z,  -0.60,  -0.67,  99.90,  -1.27,   0.00,
05/17 21Z,  -0.60,  -2.15,  99.90,  -2.75,   0.00,
05/17 22Z,  -0.50,  -2.37,  99.90,  -2.87,   0.00,  (min)
05/17 23Z,  -0.50,  -1.29,  99.90,  -1.79,   0.00,
05/18 00Z,  -0.70,   0.83,  99.90,   0.13,   0.00,
05/18 01Z,  -0.60,   3.45,  99.90,   2.85,   0.00,
05/18 02Z,  -0.60,   5.77,  99.90,   5.17,   0.00,
05/18 03Z,  -0.60,   7.15,  99.90,   6.55,   0.00,
05/18 04Z,  -0.60,   7.43,  99.90,   6.83,   0.00,  (max)
05/18 05Z,  -0.60,   6.83,  99.90,   6.23,   0.00,
05/18 06Z,  -0.60,   5.65,  99.90,   5.05,   0.00,
05/18 07Z,  -0.60,   4.20,  99.90,   3.60,   0.00,
05/18 08Z,  -0.50,   2.83,  99.90,   2.33,   0.00,
05/18 09Z,  -0.50,   1.98,  99.90,   1.48,   0.00,  (min)
05/18 10Z,  -0.50,   2.09,  99.90,   1.59,   0.00,
05/18 11Z,  -0.40,   3.32,  99.90,   2.92,   0.00,
05/18 12Z,  -0.20,   5.41,  99.90,   5.21,   0.00,
05/18 13Z,  -0.20,   7.79,  99.90,   7.59,   0.00,
05/18 14Z,  -0.20,   9.73,  99.90,   9.53,   0.00,
05/18 15Z,  -0.10,  10.58,  99.90,  10.48,   0.00,  (max)
05/18 16Z,  -0.10,  10.17,  99.90,  10.07,   0.00,
05/18 17Z,  -0.10,   8.70,  99.90,   8.60,   0.00,
05/18 18Z,   0.00,   6.46,  99.90,   6.46,   0.00,
05/18 19Z,   0.00,   3.80,  99.90,   3.80,   0.00,
05/18 20Z,   0.00,   1.14,  99.90,   1.14,   0.00,
05/18 21Z,   0.00,  -1.03,  99.90,  -1.03,   0.00,
05/18 22Z,   0.00,  -2.24,  99.90,  -2.24,   0.00,  (min)
05/18 23Z,   0.00,  -2.18,  99.90,  -2.18,   0.00,
05/19 00Z,   0.00,  -0.92,  99.90,  -0.92,   0.00,
05/19 01Z,   0.00,   1.24,  99.90,   1.24,   0.00,
05/19 02Z,   0.00,   3.74,  99.90,   3.74,   0.00,
05/19 03Z,   0.00,   5.83,  99.90,   5.83,   0.00,
05/19 04Z,   0.00,   6.98,  99.90,   6.98,   0.00,
05/19 05Z,   0.00,   7.11,  99.90,   7.11,   0.00,  (max)
05/19 06Z,   0.00,   6.46,  99.90,   6.46,   0.00,
05/19 07Z,   0.00,   5.34,  99.90,   5.34,   0.00,
05/19 08Z,   0.00,   4.02,  99.90,   4.02,   0.00,
05/19 09Z,   0.00,   2.86,  99.90,   2.86,   0.00,
05/19 10Z,   0.00,   2.25,  99.90,   2.25,   0.00,  (min)
05/19 11Z,   0.00,   2.59,  99.90,   2.59,   0.00,
05/19 12Z,   0.00,   3.94,  99.90,   3.94,   0.00,
05/19 13Z,   0.00,   5.97,  99.90,   5.97,   0.00,
05/19 14Z,   0.00,   8.12,  99.90,   8.12,   0.00,
05/19 15Z,   0.00,   9.72,  99.90,   9.72,   0.00,
05/19 16Z,   0.00,  10.25,  99.90,  10.25,   0.00,  (max)
05/19 17Z,   0.00,   9.62,  99.90,   9.62,   0.00,
05/19 18Z,   0.00,   8.06,  99.90,   8.06,   0.00,
05/19 19Z,   0.00,   5.86,  99.90,   5.86,   0.00,
05/19 20Z,   0.00,   3.35,  99.90,   3.35,   0.00,
05/19 21Z,   0.00,   0.90,  99.90,   0.90,   0.00,
05/19 22Z,  -0.10,  -1.01,  99.90,  -1.11,   0.00,
05/19 23Z,  -0.10,  -1.95,  99.90,  -2.05,   0.00,  (min)
05/20 00Z,  -0.10,  -1.72,  99.90,  -1.82,   0.00,
05/20 01Z,  -0.10,  -0.42,  99.90,  -0.52,   0.00,
05/20 02Z,  -0.20,   1.62,  99.90,   1.42,   0.00,
05/20 03Z,  -0.20,   3.90,  99.90,   3.70,   0.00,
05/20 04Z,  -0.30,   5.73,  99.90,   5.43,   0.00,
05/20 05Z,  -0.30,   6.69,  99.90,   6.39,   0.00,  (max)
05/20 06Z,  -0.40,   6.75,  99.90,   6.35,   0.00,
05/20 07Z,  -0.40,   6.15,  99.90,   5.75,   0.00,
05/20 08Z,  -0.50,   5.14,  99.90,   4.64,   0.00,
05/20 09Z,  -0.50,   4.00,  99.90,   3.50,   0.00,
05/20 10Z,  -0.50,   3.02,  99.90,   2.52,   0.00,
05/20 11Z,  -0.60,   2.59,  99.90,   1.99,   0.00,  (min)
05/20 12Z,  -0.60,   3.03,  99.90,   2.43,   0.00,
05/20 13Z,  -0.60,   4.31,  99.90,   3.71,   0.00,
05/20 14Z,  -0.70,   6.11,  99.90,   5.41,   0.00,
05/20 15Z,  -0.70,   7.96,  99.90,   7.26,   0.00,
05/20 16Z,  -0.70,   9.25,  99.90,   8.55,   0.00,
05/20 17Z,  -0.70,   9.57,  99.90,   8.87,   0.00,  (max)
05/20 18Z,  -0.70,   8.88,  99.90,   8.18,   0.00,
05/20 19Z,  -0.60,   7.40,  99.90,   6.80,   0.00,
05/20 20Z,  -0.60,   5.39,  99.90,   4.79,   0.00,
05/20 21Z,  -0.70,   3.12,  99.90,   2.42,   0.00,
05/20 22Z,  -0.70,   0.97,  99.90,   0.27,   0.00,
05/20 23Z,  -0.70,  -0.66,  99.90,  -1.36,   0.00,
05/21 00Z,  -0.70,  -1.40,  99.90,  -2.10,   0.00,  (min)
05/21 01Z,  -0.60,  -1.12,  99.90,  -1.72,   0.00,
05/21 02Z,  -0.60,   0.08,  99.90,  -0.52,   0.00,
05/21 03Z,  -0.60,   1.91,  99.90,   1.31,   0.00,
05/21 04Z,  -0.70,   3.94,  99.90,   3.24,   0.00,
05/21 05Z,  -0.70,   5.57,  99.90,   4.87,   0.00,
05/21 06Z,  -0.70,   6.42,  99.90,   5.72,   0.00,
05/21 07Z,  -0.70,   6.49,  99.90,   5.79,   0.00,  (max)
05/21 08Z,  -0.70,   5.98,  99.90,   5.28,   0.00,
05/21 09Z,  -0.70,   5.12,  99.90,   4.42,   0.00,
05/21 10Z,  -0.70,   4.12,  99.90,   3.42,   0.00,
05/21 11Z,  -0.80,   3.28,  99.90,   2.48,   0.00,
05/21 12Z,  -0.80,   2.92,  99.90,   2.12,   0.00,  (min)
05/21 13Z,  -0.70,   3.28,  99.90,   2.58,   0.00,
05/21 14Z,  -0.70,   4.32,  99.90,   3.62,   0.00,
05/21 15Z,  -0.70,   5.81,  99.90,   5.11,   0.00,
05/21 16Z,  -0.70,   7.36,  99.90,   6.66,   0.00,
05/21 17Z,  -0.70,   8.45,  99.90,   7.75,   0.00,
05/21 18Z,  -0.70,   8.69,  99.90,   7.99,   0.00,  (max)
05/21 19Z,  -0.60,   8.08,  99.90,   7.48,   0.00,
05/21 20Z,  -0.60,   6.81,  99.90,   6.21,   0.00,
05/21 21Z,  -0.60,   5.08,  99.90,   4.48,   0.00,
05/21 22Z,  -0.50,   3.12,  99.90,   2.62,   0.00,
05/21 23Z,  -0.50,   1.27,  99.90,   0.77,   0.00,
05/22 00Z,  -0.50,  -0.12,  99.90,  -0.62,   0.00,
05/22 01Z,  -0.50,  -0.75,  99.90,  -1.25,   0.00,  (min)
05/22 02Z,  -0.50,  -0.51,  99.90,  -1.01,   0.00,
05/22 03Z,  -0.50,   0.51,  99.90,   0.01,   0.00,
05/22 04Z,  -0.40,   2.12,  99.90,   1.72,   0.00,
05/22 05Z,  -0.40,   3.96,  99.90,   3.56,   0.00,
05/22 06Z,  -0.40,   5.47,  99.90,   5.07,   0.00,
05/22 07Z,  -0.40,   6.29,  99.90,   5.89,   0.00,
05/22 08Z,  -0.30,   6.44,  99.90,   6.14,   0.00,  (max)
05/22 09Z,  -0.30,   6.04,  99.90,   5.74,   0.00,
05/22 10Z,  -0.30,   5.28,  99.90,   4.98,   0.00,
05/22 11Z,  -0.30,   4.36,  99.90,   4.06,   0.00,
05/22 12Z,  -0.30,   3.54,  99.90,   3.24,   0.00,
05/22 13Z,  -0.30,   3.11,  99.90,   2.81,   0.00,  (min)
05/22 14Z,  -0.20,   3.26,  99.90,   3.06,   0.00,
05/22 15Z,  -0.20,   3.97,  99.90,   3.77,   0.00,
05/22 16Z,  -0.20,   5.13,  99.90,   4.93,   0.00,
05/22 17Z,  -0.20,   6.46,  99.90,   6.26,   0.00,
05/22 18Z,  -0.20,   7.46,  99.90,   7.26,   0.00,
05/22 19Z,  99.90,   7.77,  99.90,  99.90,   0.00,
05/22 20Z,  99.90,   7.35,  99.90,  99.90,   0.00,
05/22 21Z,  99.90,   6.36,  99.90,  99.90,   0.00,
05/22 22Z,  99.90,   4.94,  99.90,  99.90,   0.00,
05/22 23Z,  99.90,   3.29,  99.90,  99.90,   0.00,
05/23 00Z,  99.90,   1.69,  99.90,  99.90,   0.00,