EXTRA-TROPICAL  STORM  SURGE  2.3
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#Alitak, AK : 03/27/2023 10:20:28 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/25 18Z,  -1.90,   1.06,  -0.30,  99.90,   0.54,
03/25 19Z,  -1.90,  -0.58,  -1.95,  99.90,   0.53,
03/25 20Z,  -1.90,  -0.81,  -2.08,  99.90,   0.63,  (min)
03/25 21Z,  -1.90,   0.37,  -0.97,  99.90,   0.56,
03/25 22Z,  -1.90,   2.70,   1.27,  99.90,   0.47,
03/25 23Z,  -1.80,   5.72,   4.42,  99.90,   0.50,
03/26 00Z,  -2.00,   8.53,   7.26,  99.90,   0.73,
03/26 01Z,  -2.00,  10.23,   8.91,  99.90,   0.68,
03/26 02Z,  -2.00,  10.50,   9.09,  99.90,   0.59,  (max)
03/26 03Z,  -2.00,   9.51,   8.14,  99.90,   0.63,
03/26 04Z,  -2.00,   7.69,   6.41,  99.90,   0.72,
03/26 05Z,  -2.00,   5.59,   4.28,  99.90,   0.69,
03/26 06Z,  -2.00,   3.79,   2.52,  99.90,   0.73,
03/26 07Z,  -2.00,   2.80,   1.69,  99.90,   0.89,  (min)
03/26 08Z,  -2.00,   2.92,   1.84,  99.90,   0.92,
03/26 09Z,  -1.90,   4.14,   2.91,  99.90,   0.67,
03/26 10Z,  -1.90,   6.18,   4.95,  99.90,   0.67,
03/26 11Z,  -1.90,   8.68,   7.47,  99.90,   0.69,
03/26 12Z,  -1.80,  11.01,   9.72,  99.90,   0.51,
03/26 13Z,  -1.80,  12.35,  10.95,  99.90,   0.40,  (max)
03/26 14Z,  -1.80,  12.27,  10.76,  99.90,   0.29,
03/26 15Z,  -1.80,  10.91,   9.64,  99.90,   0.53,
03/26 16Z,  -1.80,   8.62,   7.40,  99.90,   0.58,
03/26 17Z,  -1.80,   5.88,   4.54,  99.90,   0.46,
03/26 18Z,  -1.80,   3.21,   1.93,  99.90,   0.52,
03/26 19Z,  -1.80,   1.14,  -0.15,  99.90,   0.51,
03/26 20Z,  -1.80,   0.10,  -1.13,  99.90,   0.57,  (min)
03/26 21Z,  -1.80,   0.26,  -0.84,  99.90,   0.70,
03/26 22Z,  -1.80,   1.51,   0.25,  99.90,   0.54,
03/26 23Z,  -1.80,   3.59,   2.30,  99.90,   0.51,
03/27 00Z,  -1.80,   6.05,   4.91,  99.90,   0.66,
03/27 01Z,  -1.80,   8.16,   6.94,  99.90,   0.58,
03/27 02Z,  -1.80,   9.25,   7.93,  99.90,   0.48,  (max)
03/27 03Z,  -1.80,   9.22,   7.87,  99.90,   0.45,
03/27 04Z,  -1.80,   8.32,   6.86,  99.90,   0.34,
03/27 05Z,  -1.80,   6.92,   5.52,  99.90,   0.40,
03/27 06Z,  -1.80,   5.44,   4.17,  99.90,   0.53,
03/27 07Z,  -1.80,   4.34,   3.14,  99.90,   0.60,
03/27 08Z,  -1.80,   3.99,   2.87,  99.90,   0.68,  (min)
03/27 09Z,  -1.80,   4.51,   3.30,  99.90,   0.59,
03/27 10Z,  -1.80,   5.77,   4.39,  99.90,   0.42,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/27 11Z,  -1.80,   7.47,  99.90,   6.09,   0.42,
03/27 12Z,  -1.80,   9.33,  99.90,   7.95,   0.42,
03/27 13Z,  -1.80,  10.84,  99.90,   9.46,   0.42,
03/27 14Z,  -1.80,  11.43,  99.90,  10.04,   0.42,  (max)
03/27 15Z,  -1.80,  10.90,  99.90,   9.52,   0.42,
03/27 16Z,  -1.80,   9.49,  99.90,   8.11,   0.41,
03/27 17Z,  -1.80,   7.51,  99.90,   6.12,   0.41,
03/27 18Z,  -1.80,   5.28,  99.90,   3.89,   0.41,
03/27 19Z,  -1.80,   3.22,  99.90,   1.83,   0.41,
03/27 20Z,  -1.80,   1.73,  99.90,   0.34,   0.41,
03/27 21Z,  -1.70,   1.10,  99.90,  -0.20,   0.41,  (min)
03/27 22Z,  -1.70,   1.38,  99.90,   0.09,   0.41,
03/27 23Z,  -1.70,   2.44,  99.90,   1.15,   0.41,
03/28 00Z,  -1.70,   4.07,  99.90,   2.78,   0.41,
03/28 01Z,  -1.70,   5.94,  99.90,   4.65,   0.41,
03/28 02Z,  -1.70,   7.46,  99.90,   6.16,   0.41,
03/28 03Z,  -1.80,   8.18,  99.90,   6.79,   0.41,  (max)
03/28 04Z,  -1.80,   8.13,  99.90,   6.74,   0.41,
03/28 05Z,  -1.80,   7.53,  99.90,   6.13,   0.41,
03/28 06Z,  -1.80,   6.61,  99.90,   5.22,   0.41,
03/28 07Z,  -1.80,   5.72,  99.90,   4.33,   0.41,
03/28 08Z,  -1.80,   5.17,  99.90,   3.78,   0.41,  (min)
03/28 09Z,  -1.70,   5.19,  99.90,   3.90,   0.41,
03/28 10Z,  -1.70,   5.80,  99.90,   4.50,   0.41,
03/28 11Z,  -1.70,   6.81,  99.90,   5.51,   0.41,
03/28 12Z,  -1.60,   8.00,  99.90,   6.81,   0.41,
03/28 13Z,  -1.60,   9.21,  99.90,   8.01,   0.41,
03/28 14Z,  -1.70,  10.08,  99.90,   8.78,   0.41,
03/28 15Z,  -1.70,  10.23,  99.90,   8.94,   0.41,  (max)
03/28 16Z,  -1.70,   9.62,  99.90,   8.33,   0.41,
03/28 17Z,  -1.80,   8.46,  99.90,   7.07,   0.41,
03/28 18Z,  -1.80,   6.93,  99.90,   5.53,   0.41,
03/28 19Z,  -1.80,   5.24,  99.90,   3.84,   0.41,
03/28 20Z,  -1.80,   3.69,  99.90,   2.29,   0.41,
03/28 21Z,  -1.80,   2.56,  99.90,   1.17,   0.41,
03/28 22Z,  -1.80,   2.07,  99.90,   0.67,   0.41,  (min)
03/28 23Z,  -1.70,   2.22,  99.90,   0.93,   0.41,
03/29 00Z,  -1.80,   2.92,  99.90,   1.53,   0.41,
03/29 01Z,  -1.80,   4.08,  99.90,   2.69,   0.41,
03/29 02Z,  -1.90,   5.48,  99.90,   3.99,   0.41,
03/29 03Z,  -1.90,   6.66,  99.90,   5.16,   0.41,
03/29 04Z,  -1.90,   7.30,  99.90,   5.81,   0.41,
03/29 05Z,  -1.90,   7.45,  99.90,   5.96,   0.41,  (max)
03/29 06Z,  -1.90,   7.23,  99.90,   5.74,   0.41,
03/29 07Z,  -1.90,   6.77,  99.90,   5.28,   0.41,
03/29 08Z,  -1.80,   6.29,  99.90,   4.90,   0.41,
03/29 09Z,  -1.80,   6.02,  99.90,   4.63,   0.41,  (min)
03/29 10Z,  -1.80,   6.10,  99.90,   4.70,   0.41,
03/29 11Z,  -1.80,   6.52,  99.90,   5.12,   0.41,
03/29 12Z,  -1.80,   7.12,  99.90,   5.72,   0.41,
03/29 13Z,  -1.80,   7.80,  99.90,   6.41,   0.41,
03/29 14Z,  -1.80,   8.53,  99.90,   7.14,   0.41,
03/29 15Z,  -1.90,   9.08,  99.90,   7.58,   0.41,
03/29 16Z,  -1.90,   9.16,  99.90,   7.67,   0.41,  (max)
03/29 17Z,  -1.90,   8.76,  99.90,   7.27,   0.41,
03/29 18Z,  -1.90,   7.99,  99.90,   6.50,   0.41,
03/29 19Z,  -1.80,   6.91,  99.90,   5.52,   0.41,
03/29 20Z,  -1.80,   5.63,  99.90,   4.24,   0.41,
03/29 21Z,  -1.80,   4.34,  99.90,   2.95,   0.41,
03/29 22Z,  -1.70,   3.30,  99.90,   2.00,   0.41,
03/29 23Z,  -1.70,   2.69,  99.90,   1.39,   0.41,
03/30 00Z,  -1.70,   2.56,  99.90,   1.26,   0.41,  (min)
03/30 01Z,  -1.70,   2.89,  99.90,   1.60,   0.41,
03/30 02Z,  -1.70,   3.73,  99.90,   2.43,   0.41,
03/30 03Z,  -1.70,   4.91,  99.90,   3.62,   0.41,
03/30 04Z,  -1.70,   6.04,  99.90,   4.75,   0.41,
03/30 05Z,  -1.70,   6.85,  99.90,   5.56,   0.41,
03/30 06Z,  -1.70,   7.31,  99.90,   6.02,   0.41,
03/30 07Z,  -1.70,   7.43,  99.90,   6.14,   0.41,  (max)
03/30 08Z,  -1.60,   7.26,  99.90,   6.06,   0.41,
03/30 09Z,  -1.60,   6.92,  99.90,   5.73,   0.41,
03/30 10Z,  -1.50,   6.61,  99.90,   5.52,   0.41,
03/30 11Z,  -1.50,   6.48,  99.90,   5.39,   0.41,  (min)
03/30 12Z,  -1.50,   6.55,  99.90,   5.46,   0.41,
03/30 13Z,  -1.50,   6.74,  99.90,   5.65,   0.41,
03/30 14Z,  -1.50,   7.09,  99.90,   6.00,   0.41,
03/30 15Z,  -1.50,   7.65,  99.90,   6.56,   0.41,
03/30 16Z,  -1.50,   8.22,  99.90,   7.12,   0.41,
03/30 17Z,  -1.50,   8.51,  99.90,   7.42,   0.41,
03/30 18Z,  -1.40,   8.47,  99.90,   7.48,   0.41,  (max)
03/30 19Z,  -1.40,   8.09,  99.90,   7.10,   0.41,
03/30 20Z,  -1.30,   7.32,  99.90,   6.42,   0.41,
03/30 21Z,  -1.20,   6.18,  99.90,   5.38,   0.41,
03/30 22Z,  -1.10,   4.86,  99.90,   4.17,   0.41,
03/30 23Z,  -1.10,   3.65,  99.90,   2.96,   0.41,
03/31 00Z,  -1.10,   2.78,  99.90,   2.09,   0.41,
03/31 01Z,  99.90,   2.37,  99.90,  99.90,   0.41,
03/31 02Z,  99.90,   2.48,  99.90,  99.90,   0.41,
03/31 03Z,  99.90,   3.26,  99.90,  99.90,   0.41,
03/31 04Z,  99.90,   4.53,  99.90,  99.90,   0.41,
03/31 05Z,  99.90,   5.87,  99.90,  99.90,   0.41,
03/31 06Z,  99.90,   6.96,  99.90,  99.90,   0.41,