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PLEASE NOTE that zero is now at Mean Lower Low Water (MLLW).
This is the old default datum.
#Yorktown USCG, VA : 12/21/2014 08:22:47 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/19 12Z,   0.00,   2.43,   2.26,  99.90,  -0.17,  (max)
12/19 13Z,   0.00,   2.19,   2.09,  99.90,  -0.10,
12/19 14Z,   0.00,   1.72,   1.74,  99.90,   0.02,
12/19 15Z,  -0.10,   1.13,   1.25,  99.90,   0.22,
12/19 16Z,  -0.10,   0.52,   0.69,  99.90,   0.27,
12/19 17Z,  -0.10,   0.04,   0.28,  99.90,   0.34,
12/19 18Z,  -0.10,  -0.17,   0.05,  99.90,   0.32,  (min)
12/19 19Z,  -0.10,  -0.08,   0.09,  99.90,   0.27,
12/19 20Z,  -0.10,   0.27,   0.32,  99.90,   0.15,
12/19 21Z,  -0.10,   0.82,   0.72,  99.90,  -0.00,
12/19 22Z,  -0.10,   1.43,   1.22,  99.90,  -0.11,
12/19 23Z,  -0.10,   1.92,   1.71,  99.90,  -0.11,
12/20 00Z,   0.00,   2.13,   1.99,  99.90,  -0.14,  (max)
12/20 01Z,  -0.10,   2.01,   1.87,  99.90,  -0.04,
12/20 02Z,  -0.10,   1.61,   1.48,  99.90,  -0.03,
12/20 03Z,  -0.10,   1.06,   0.96,  99.90,  -0.00,
12/20 04Z,  -0.10,   0.47,   0.35,  99.90,  -0.02,
12/20 05Z,  -0.10,  -0.02,  -0.07,  99.90,   0.05,
12/20 06Z,  -0.10,  -0.26,  -0.18,  99.90,   0.18,  (min)
12/20 07Z,  -0.10,  -0.17,  -0.02,  99.90,   0.25,
12/20 08Z,  -0.10,   0.22,   0.32,  99.90,   0.20,
12/20 09Z,  -0.10,   0.84,   0.92,  99.90,   0.18,
12/20 10Z,  -0.10,   1.56,   1.58,  99.90,   0.12,
12/20 11Z,  -0.10,   2.20,   2.20,  99.90,   0.10,
12/20 12Z,  -0.10,   2.56,   2.51,  99.90,   0.05,  (max)
12/20 13Z,  -0.10,   2.55,   2.47,  99.90,   0.02,
12/20 14Z,  -0.10,   2.20,   2.23,  99.90,   0.13,
12/20 15Z,  -0.10,   1.62,   1.80,  99.90,   0.28,
12/20 16Z,  -0.10,   0.95,   1.26,  99.90,   0.41,
12/20 17Z,  -0.20,   0.30,   0.63,  99.90,   0.53,
12/20 18Z,  -0.10,  -0.17,   0.09,  99.90,   0.36,
12/20 19Z,  -0.20,  -0.33,  -0.15,  99.90,   0.38,  (min)
12/20 20Z,  -0.20,  -0.15,   0.00,  99.90,   0.35,
12/20 21Z,  -0.20,   0.32,   0.36,  99.90,   0.24,
12/20 22Z,  -0.20,   0.97,   0.95,  99.90,   0.18,
12/20 23Z,  -0.20,   1.64,   1.54,  99.90,   0.10,
12/21 00Z,  -0.20,   2.12,   2.01,  99.90,   0.09,
12/21 01Z,  -0.20,   2.25,   2.17,  99.90,   0.12,  (max)
12/21 02Z,  -0.20,   2.02,   2.01,  99.90,   0.19,
12/21 03Z,  -0.20,   1.53,   1.63,  99.90,   0.30,
12/21 04Z,  -0.20,   0.90,   1.04,  99.90,   0.34,
12/21 05Z,  -0.20,   0.27,   0.46,  99.90,   0.39,
12/21 06Z,  -0.20,  -0.21,   0.08,  99.90,   0.49,
12/21 07Z,  -0.20,  -0.40,  -0.05,  99.90,   0.55,  (min)
12/21 08Z,  -0.20,  -0.22,   0.10,  99.90,   0.52,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/21 09Z,  -0.20,   0.28,  99.90,   0.59,   0.51,
12/21 10Z,  -0.20,   1.01,  99.90,   1.31,   0.50,
12/21 11Z,  -0.20,   1.79,  99.90,   2.08,   0.49,
12/21 12Z,  -0.20,   2.42,  99.90,   2.71,   0.48,
12/21 13Z,  -0.20,   2.71,  99.90,   2.98,   0.48,  (max)
12/21 14Z,  -0.20,   2.58,  99.90,   2.85,   0.47,
12/21 15Z,  -0.20,   2.13,  99.90,   2.38,   0.46,
12/21 16Z,  -0.20,   1.47,  99.90,   1.71,   0.45,
12/21 17Z,  -0.20,   0.74,  99.90,   0.98,   0.44,
12/21 18Z,  -0.20,   0.08,  99.90,   0.31,   0.43,
12/21 19Z,  -0.20,  -0.35,  99.90,  -0.13,   0.42,
12/21 20Z,  -0.20,  -0.42,  99.90,  -0.21,   0.41,  (min)
12/21 21Z,  -0.20,  -0.14,  99.90,   0.07,   0.41,
12/21 22Z,  -0.20,   0.43,  99.90,   0.64,   0.41,
12/21 23Z,  -0.20,   1.16,  99.90,   1.37,   0.41,
12/22 00Z,  -0.20,   1.85,  99.90,   2.06,   0.41,
12/22 01Z,  -0.10,   2.28,  99.90,   2.59,   0.41,
12/22 02Z,  -0.10,   2.31,  99.90,   2.63,   0.41,  (max)
12/22 03Z,  -0.10,   1.98,  99.90,   2.29,   0.41,
12/22 04Z,  -0.10,   1.40,  99.90,   1.72,   0.41,
12/22 05Z,  -0.10,   0.72,  99.90,   1.03,   0.41,
12/22 06Z,  -0.10,   0.08,  99.90,   0.39,   0.41,
12/22 07Z,  -0.10,  -0.37,  99.90,  -0.06,   0.41,
12/22 08Z,  -0.10,  -0.47,  99.90,  -0.16,   0.41,  (min)
12/22 09Z,  -0.10,  -0.19,  99.90,   0.12,   0.41,
12/22 10Z,  -0.10,   0.41,  99.90,   0.72,   0.41,
12/22 11Z,  -0.10,   1.20,  99.90,   1.51,   0.41,
12/22 12Z,   0.00,   2.00,  99.90,   2.41,   0.41,
12/22 13Z,   0.00,   2.58,  99.90,   2.99,   0.41,
12/22 14Z,   0.00,   2.77,  99.90,   3.19,   0.41,  (max)
12/22 15Z,   0.00,   2.54,  99.90,   2.95,   0.41,
12/22 16Z,   0.00,   1.99,  99.90,   2.41,   0.41,
12/22 17Z,   0.00,   1.28,  99.90,   1.69,   0.41,
12/22 18Z,   0.00,   0.53,  99.90,   0.94,   0.41,
12/22 19Z,   0.00,  -0.11,  99.90,   0.31,   0.41,
12/22 20Z,   0.00,  -0.46,  99.90,  -0.05,   0.41,  (min)
12/22 21Z,   0.00,  -0.44,  99.90,  -0.02,   0.41,
12/22 22Z,   0.00,  -0.05,  99.90,   0.36,   0.41,
12/22 23Z,   0.00,   0.59,  99.90,   1.00,   0.41,
12/23 00Z,   0.10,   1.35,  99.90,   1.86,   0.41,
12/23 01Z,   0.10,   2.01,  99.90,   2.53,   0.41,
12/23 02Z,   0.10,   2.37,  99.90,   2.88,   0.41,  (max)
12/23 03Z,   0.00,   2.31,  99.90,   2.72,   0.41,
12/23 04Z,   0.00,   1.89,  99.90,   2.30,   0.41,
12/23 05Z,   0.00,   1.26,  99.90,   1.67,   0.41,
12/23 06Z,   0.10,   0.55,  99.90,   1.07,   0.41,
12/23 07Z,   0.10,  -0.07,  99.90,   0.44,   0.41,
12/23 08Z,   0.10,  -0.45,  99.90,   0.06,   0.41,
12/23 09Z,   0.10,  -0.47,  99.90,   0.04,   0.41,  (min)
12/23 10Z,   0.10,  -0.10,  99.90,   0.41,   0.41,
12/23 11Z,   0.10,   0.56,  99.90,   1.07,   0.41,
12/23 12Z,   0.00,   1.37,  99.90,   1.78,   0.41,
12/23 13Z,   0.00,   2.14,  99.90,   2.55,   0.41,
12/23 14Z,   0.00,   2.65,  99.90,   3.06,   0.41,
12/23 15Z,   0.00,   2.75,  99.90,   3.16,   0.41,  (max)
12/23 16Z,   0.00,   2.43,  99.90,   2.84,   0.41,
12/23 17Z,   0.00,   1.82,  99.90,   2.23,   0.41,
12/23 18Z,   0.00,   1.08,  99.90,   1.49,   0.41,
12/23 19Z,   0.00,   0.35,  99.90,   0.76,   0.41,
12/23 20Z,   0.00,  -0.22,  99.90,   0.19,   0.41,
12/23 21Z,   0.00,  -0.48,  99.90,  -0.07,   0.41,  (min)
12/23 22Z,   0.00,  -0.37,  99.90,   0.04,   0.41,
12/23 23Z,   0.00,   0.08,  99.90,   0.49,   0.41,
12/24 00Z,   0.00,   0.76,  99.90,   1.17,   0.41,
12/24 01Z,   0.00,   1.51,  99.90,   1.92,   0.41,
12/24 02Z,   0.00,   2.12,  99.90,   2.53,   0.41,
12/24 03Z,   0.00,   2.40,  99.90,   2.81,   0.41,  (max)
12/24 04Z,   0.00,   2.25,  99.90,   2.67,   0.41,
12/24 05Z,   0.00,   1.78,  99.90,   2.19,   0.41,
12/24 06Z,   0.00,   1.12,  99.90,   1.53,   0.41,
12/24 07Z,   0.00,   0.43,  99.90,   0.84,   0.41,
12/24 08Z,   0.00,  -0.15,  99.90,   0.27,   0.41,
12/24 09Z,   0.00,  -0.45,  99.90,  -0.04,   0.41,  (min)
12/24 10Z,   0.00,  -0.39,  99.90,   0.02,   0.41,
12/24 11Z,   0.00,   0.02,  99.90,   0.43,   0.41,
12/24 12Z,   0.00,   0.69,  99.90,   1.10,   0.41,
12/24 13Z,   0.00,   1.48,  99.90,   1.89,   0.41,
12/24 14Z,   0.00,   2.19,  99.90,   2.61,   0.41,
12/24 15Z,   0.00,   2.63,  99.90,   3.04,   0.41,  (max)
12/24 16Z,  -0.10,   2.64,  99.90,   2.95,   0.41,
12/24 17Z,  -0.20,   2.26,  99.90,   2.47,   0.41,
12/24 18Z,  -0.20,   1.63,  99.90,   1.84,   0.41,
12/24 19Z,  -0.20,   0.90,  99.90,   1.11,   0.41,
12/24 20Z,  -0.30,   0.22,  99.90,   0.34,   0.41,
12/24 21Z,  -0.30,  -0.26,  99.90,  -0.15,   0.41,
12/24 22Z,  -0.30,  -0.43,  99.90,  -0.32,   0.41,  (min)
12/24 23Z,  -0.30,  -0.25,  99.90,  -0.14,   0.41,
12/25 00Z,  -0.40,   0.23,  99.90,   0.24,   0.41,

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