EXTRA-TROPICAL  STORM  SURGE  2.3
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#Sitka, AK : 01/29/2023 17:21:31 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/28 00Z,  -1.90,   6.34,   4.80,  99.90,   0.36,
01/28 01Z,  -1.90,   7.55,   5.88,  99.90,   0.23,
01/28 02Z,  -2.00,   8.05,   6.38,  99.90,   0.33,  (max)
01/28 03Z,  -2.00,   7.73,   5.98,  99.90,   0.25,
01/28 04Z,  -2.10,   6.67,   5.06,  99.90,   0.49,
01/28 05Z,  -2.10,   5.18,   3.45,  99.90,   0.37,
01/28 06Z,  -1.80,   3.66,   2.21,  99.90,   0.35,
01/28 07Z,  -1.80,   2.52,   1.04,  99.90,   0.32,
01/28 08Z,  -1.80,   2.10,   0.71,  99.90,   0.41,  (min)
01/28 09Z,  -1.80,   2.55,   1.16,  99.90,   0.41,
01/28 10Z,  -1.90,   3.80,   2.45,  99.90,   0.55,
01/28 11Z,  -1.90,   5.58,   4.11,  99.90,   0.43,
01/28 12Z,  -1.70,   7.50,   6.03,  99.90,   0.23,
01/28 13Z,  -1.70,   9.11,   7.52,  99.90,   0.11,
01/28 14Z,  -1.80,  10.05,   8.42,  99.90,   0.17,
01/28 15Z,  -1.80,  10.11,   8.50,  99.90,   0.19,  (max)
01/28 16Z,  -1.90,   9.27,   7.63,  99.90,   0.26,
01/28 17Z,  -1.90,   7.72,   6.19,  99.90,   0.37,
01/28 18Z,  -1.70,   5.83,   4.34,  99.90,   0.21,
01/28 19Z,  -1.70,   4.00,   2.49,  99.90,   0.19,
01/28 20Z,  -1.80,   2.61,   1.01,  99.90,   0.20,
01/28 21Z,  -1.80,   1.94,   0.42,  99.90,   0.28,  (min)
01/28 22Z,  -1.80,   2.06,   0.65,  99.90,   0.39,
01/28 23Z,  -1.80,   2.88,   1.40,  99.90,   0.32,
01/29 00Z,  -1.60,   4.12,   2.63,  99.90,   0.11,
01/29 01Z,  -1.60,   5.45,   3.82,  99.90,  -0.03,
01/29 02Z,  -1.70,   6.51,   4.88,  99.90,   0.07,
01/29 03Z,  -1.70,   7.05,   5.28,  99.90,  -0.07,  (max)
01/29 04Z,  -1.70,   6.97,   5.22,  99.90,  -0.05,
01/29 05Z,  -1.70,   6.33,   4.61,  99.90,  -0.02,
01/29 06Z,  -1.40,   5.35,   3.73,  99.90,  -0.22,
01/29 07Z,  -1.50,   4.34,   2.81,  99.90,  -0.03,
01/29 08Z,  -1.50,   3.63,   2.23,  99.90,   0.10,
01/29 09Z,  -1.60,   3.44,   2.06,  99.90,   0.22,  (min)
01/29 10Z,  -1.60,   3.91,   2.59,  99.90,   0.28,
01/29 11Z,  -1.50,   4.97,   3.53,  99.90,   0.06,
01/29 12Z,  -1.40,   6.41,   5.01,  99.90,   0.00,
01/29 13Z,  -1.40,   7.91,   6.39,  99.90,  -0.12,
01/29 14Z,  -1.50,   9.14,   7.57,  99.90,  -0.07,
01/29 15Z,  -1.50,   9.80,   8.19,  99.90,  -0.11,  (max)
01/29 16Z,  -1.50,   9.72,   8.14,  99.90,  -0.08,
01/29 17Z,  -1.50,   8.89,   7.34,  99.90,  -0.05,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/29 18Z,  -1.50,   7.47,  99.90,   5.93,  -0.04,
01/29 19Z,  -1.40,   5.74,  99.90,   4.31,  -0.03,
01/29 20Z,  -1.40,   4.03,  99.90,   2.62,  -0.02,
01/29 21Z,  -1.30,   2.69,  99.90,   1.39,  -0.00,
01/29 22Z,  -1.30,   1.94,  99.90,   0.65,   0.01,
01/29 23Z,  -1.30,   1.88,  99.90,   0.60,   0.02,  (min)
01/30 00Z,  -1.30,   2.45,  99.90,   1.19,   0.03,
01/30 01Z,  -1.30,   3.47,  99.90,   2.22,   0.05,
01/30 02Z,  -1.40,   4.65,  99.90,   3.31,   0.06,
01/30 03Z,  -1.40,   5.71,  99.90,   4.38,   0.07,
01/30 04Z,  -1.30,   6.41,  99.90,   5.20,   0.08,
01/30 05Z,  -1.30,   6.64,  99.90,   5.44,   0.10,  (max)
01/30 06Z,  -1.30,   6.40,  99.90,   5.20,   0.10,
01/30 07Z,  -1.40,   5.84,  99.90,   4.54,   0.10,
01/30 08Z,  -1.40,   5.19,  99.90,   3.88,   0.10,
01/30 09Z,  -1.40,   4.68,  99.90,   3.38,   0.10,
01/30 10Z,  -1.30,   4.55,  99.90,   3.35,   0.10,  (min)
01/30 11Z,  -1.20,   4.89,  99.90,   3.79,   0.10,
01/30 12Z,  -1.10,   5.70,  99.90,   4.69,   0.10,
01/30 13Z,  -1.10,   6.82,  99.90,   5.81,   0.10,
01/30 14Z,  -1.10,   8.01,  99.90,   7.01,   0.10,
01/30 15Z,  -1.00,   9.01,  99.90,   8.10,   0.10,
01/30 16Z,  -1.00,   9.54,  99.90,   8.63,   0.10,  (max)
01/30 17Z,  -1.00,   9.44,  99.90,   8.54,   0.10,
01/30 18Z,  -0.90,   8.68,  99.90,   7.88,   0.10,
01/30 19Z,  -0.90,   7.37,  99.90,   6.57,   0.10,
01/30 20Z,  -0.80,   5.73,  99.90,   5.03,   0.10,
01/30 21Z,  -0.70,   4.06,  99.90,   3.46,   0.10,
01/30 22Z,  -0.60,   2.67,  99.90,   2.16,   0.10,
01/30 23Z,  -0.60,   1.79,  99.90,   1.29,   0.10,
01/31 00Z,  -0.60,   1.57,  99.90,   1.06,   0.10,  (min)
01/31 01Z,  -0.60,   1.99,  99.90,   1.48,   0.10,
01/31 02Z,  -0.60,   2.91,  99.90,   2.41,   0.10,
01/31 03Z,  -0.60,   4.10,  99.90,   3.60,   0.10,
01/31 04Z,  -0.60,   5.29,  99.90,   4.78,   0.10,
01/31 05Z,  -0.60,   6.22,  99.90,   5.71,   0.10,
01/31 06Z,  -0.60,   6.73,  99.90,   6.23,   0.10,
01/31 07Z,  -0.50,   6.79,  99.90,   6.39,   0.10,  (max)
01/31 08Z,  -0.50,   6.47,  99.90,   6.07,   0.10,
01/31 09Z,  -0.50,   5.96,  99.90,   5.55,   0.10,
01/31 10Z,  -0.50,   5.47,  99.90,   5.07,   0.10,
01/31 11Z,  -0.40,   5.24,  99.90,   4.94,   0.10,  (min)
01/31 12Z,  -0.40,   5.40,  99.90,   5.10,   0.10,
01/31 13Z,  -0.30,   5.99,  99.90,   5.78,   0.10,
01/31 14Z,  -0.30,   6.91,  99.90,   6.70,   0.10,
01/31 15Z,  -0.30,   7.95,  99.90,   7.75,   0.10,
01/31 16Z,  -0.30,   8.87,  99.90,   8.67,   0.10,
01/31 17Z,  -0.30,   9.39,  99.90,   9.19,   0.10,  (max)
01/31 18Z,  -0.30,   9.34,  99.90,   9.14,   0.10,
01/31 19Z,  -0.30,   8.64,  99.90,   8.44,   0.10,
01/31 20Z,  -0.20,   7.35,  99.90,   7.25,   0.10,
01/31 21Z,  -0.10,   5.69,  99.90,   5.69,   0.10,
01/31 22Z,  -0.10,   3.95,  99.90,   3.95,   0.10,
01/31 23Z,  -0.10,   2.45,  99.90,   2.45,   0.10,
02/01 00Z,  -0.10,   1.46,  99.90,   1.46,   0.10,
02/01 01Z,  -0.10,   1.15,  99.90,   1.15,   0.10,  (min)
02/01 02Z,  -0.10,   1.56,  99.90,   1.56,   0.10,
02/01 03Z,  -0.10,   2.55,  99.90,   2.55,   0.10,
02/01 04Z,  -0.10,   3.90,  99.90,   3.89,   0.10,
02/01 05Z,  -0.10,   5.29,  99.90,   5.29,   0.10,
02/01 06Z,  -0.10,   6.44,  99.90,   6.44,   0.10,
02/01 07Z,  -0.10,   7.15,  99.90,   7.15,   0.10,
02/01 08Z,  -0.10,   7.33,  99.90,   7.32,   0.10,  (max)
02/01 09Z,  -0.10,   7.04,  99.90,   7.03,   0.10,
02/01 10Z,  -0.10,   6.46,  99.90,   6.46,   0.10,
02/01 11Z,  -0.10,   5.85,  99.90,   5.85,   0.10,
02/01 12Z,  -0.10,   5.46,  99.90,   5.46,   0.10,  (min)
02/01 13Z,  -0.10,   5.48,  99.90,   5.47,   0.10,
02/01 14Z,  -0.10,   5.96,  99.90,   5.96,   0.10,
02/01 15Z,  -0.10,   6.84,  99.90,   6.84,   0.10,
02/01 16Z,  -0.10,   7.91,  99.90,   7.91,   0.10,
02/01 17Z,  -0.20,   8.88,  99.90,   8.78,   0.10,
02/01 18Z,  -0.10,   9.46,  99.90,   9.46,   0.10,  (max)
02/01 19Z,  -0.10,   9.43,  99.90,   9.42,   0.10,
02/01 20Z,   0.00,   8.68,  99.90,   8.78,   0.10,
02/01 21Z,   0.00,   7.30,  99.90,   7.40,   0.10,
02/01 22Z,   0.00,   5.50,  99.90,   5.59,   0.10,
02/01 23Z,   0.00,   3.61,  99.90,   3.70,   0.10,
02/02 00Z,   0.00,   1.99,  99.90,   2.09,   0.10,
02/02 01Z,   0.00,   0.96,  99.90,   1.06,   0.10,
02/02 02Z,   0.00,   0.72,  99.90,   0.82,   0.10,  (min)
02/02 03Z,   0.00,   1.28,  99.90,   1.38,   0.10,
02/02 04Z,   0.00,   2.50,  99.90,   2.60,   0.10,
02/02 05Z,   0.00,   4.09,  99.90,   4.19,   0.10,
02/02 06Z,   0.00,   5.70,  99.90,   5.79,   0.10,
02/02 07Z,   0.00,   6.98,  99.90,   7.08,   0.10,
02/02 08Z,   0.10,   7.72,  99.90,   7.91,   0.10,
02/02 09Z,   0.20,   7.81,  99.90,   8.11,   0.10,  (max)
02/02 10Z,   0.20,   7.35,  99.90,   7.65,   0.10,
02/02 11Z,   0.30,   6.57,  99.90,   6.97,   0.10,
02/02 12Z,   0.30,   5.77,  99.90,   6.17,   0.10,