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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 : 05/22/2015 08:21:25 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 12Z,   0.00,   0.58,   1.15,  99.90,   0.57,
05/20 13Z,   0.00,   1.24,   1.84,  99.90,   0.60,
05/20 14Z,   0.10,   1.90,   2.44,  99.90,   0.44,
05/20 15Z,   0.10,   2.34,   2.86,  99.90,   0.42,
05/20 16Z,   0.10,   2.41,   2.87,  99.90,   0.36,  (max)
05/20 17Z,   0.10,   2.14,   2.49,  99.90,   0.25,
05/20 18Z,   0.10,   1.64,   1.91,  99.90,   0.17,
05/20 19Z,   0.00,   1.04,   1.37,  99.90,   0.33,
05/20 20Z,   0.00,   0.50,   0.87,  99.90,   0.37,
05/20 21Z,   0.00,   0.15,   0.55,  99.90,   0.40,
05/20 22Z,   0.00,   0.09,   0.45,  99.90,   0.36,  (min)
05/20 23Z,   0.00,   0.33,   0.63,  99.90,   0.30,
05/21 00Z,   0.00,   0.82,   0.99,  99.90,   0.17,
05/21 01Z,   0.00,   1.47,   1.67,  99.90,   0.20,
05/21 02Z,   0.00,   2.15,   2.33,  99.90,   0.18,
05/21 03Z,   0.00,   2.65,   2.85,  99.90,   0.20,
05/21 04Z,   0.00,   2.80,   3.00,  99.90,   0.20,  (max)
05/21 05Z,   0.00,   2.59,   2.78,  99.90,   0.19,
05/21 06Z,   0.00,   2.11,   2.35,  99.90,   0.24,
05/21 07Z,   0.00,   1.49,   1.79,  99.90,   0.30,
05/21 08Z,   0.00,   0.85,   1.12,  99.90,   0.27,
05/21 09Z,   0.00,   0.33,   0.55,  99.90,   0.22,
05/21 10Z,   0.00,   0.04,   0.24,  99.90,   0.20,
05/21 11Z,   0.00,   0.02,   0.21,  99.90,   0.19,  (min)
05/21 12Z,   0.00,   0.27,   0.50,  99.90,   0.23,
05/21 13Z,   0.00,   0.74,   0.97,  99.90,   0.23,
05/21 14Z,   0.10,   1.36,   1.66,  99.90,   0.20,
05/21 15Z,   0.10,   1.95,   2.22,  99.90,   0.17,
05/21 16Z,   0.10,   2.30,   2.62,  99.90,   0.22,
05/21 17Z,   0.10,   2.30,   2.70,  99.90,   0.30,  (max)
05/21 18Z,   0.10,   2.00,   2.44,  99.90,   0.34,
05/21 19Z,   0.10,   1.52,  99.90,  99.90,  99.90,
05/21 20Z,   0.20,   0.97,   1.76,  99.90,   0.59,
05/21 21Z,   0.20,   0.51,   1.34,  99.90,   0.63,
05/21 22Z,   0.20,   0.26,   0.97,  99.90,   0.51,  (min)
05/21 23Z,   0.30,   0.26,   1.04,  99.90,   0.48,
05/22 00Z,   0.10,   0.52,   1.17,  99.90,   0.55,
05/22 01Z,   0.20,   0.97,   1.60,  99.90,   0.43,
05/22 02Z,   0.20,   1.57,   2.08,  99.90,   0.31,
05/22 03Z,   0.20,   2.16,   2.62,  99.90,   0.26,
05/22 04Z,   0.20,   2.55,   2.98,  99.90,   0.23,
05/22 05Z,   0.10,   2.61,   2.98,  99.90,   0.27,  (max)
05/22 06Z,   0.10,   2.36,   2.77,  99.90,   0.31,
05/22 07Z,   0.10,   1.88,   2.52,  99.90,   0.54,
05/22 08Z,   0.10,   1.31,   2.05,  99.90,   0.64,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/22 09Z,   0.10,   0.77,  99.90,   1.48,   0.61,
05/22 10Z,   0.10,   0.35,  99.90,   1.04,   0.59,
05/22 11Z,   0.10,   0.15,  99.90,   0.81,   0.56,  (min)
05/22 12Z,   0.10,   0.18,  99.90,   0.82,   0.54,
05/22 13Z,   0.10,   0.44,  99.90,   1.05,   0.51,
05/22 14Z,   0.10,   0.89,  99.90,   1.48,   0.49,
05/22 15Z,   0.10,   1.47,  99.90,   2.03,   0.47,
05/22 16Z,   0.10,   1.98,  99.90,   2.52,   0.44,
05/22 17Z,   0.10,   2.24,  99.90,   2.76,   0.42,  (max)
05/22 18Z,   0.10,   2.18,  99.90,   2.67,   0.39,
05/22 19Z,   0.10,   1.87,  99.90,   2.33,   0.37,
05/22 20Z,   0.10,   1.41,  99.90,   1.86,   0.34,
05/22 21Z,   0.00,   0.94,  99.90,   1.28,   0.34,
05/22 22Z,   0.00,   0.56,  99.90,   0.91,   0.34,
05/22 23Z,   0.00,   0.38,  99.90,   0.72,   0.34,  (min)
05/23 00Z,   0.00,   0.42,  99.90,   0.76,   0.34,
05/23 01Z,   0.00,   0.67,  99.90,   1.01,   0.34,
05/23 02Z,   0.00,   1.09,  99.90,   1.43,   0.34,
05/23 03Z,  -0.10,   1.63,  99.90,   1.87,   0.34,
05/23 04Z,  -0.10,   2.13,  99.90,   2.37,   0.34,
05/23 05Z,  -0.20,   2.43,  99.90,   2.57,   0.34,  (max)
05/23 06Z,  -0.20,   2.41,  99.90,   2.56,   0.34,
05/23 07Z,  -0.20,   2.12,  99.90,   2.27,   0.34,
05/23 08Z,  -0.20,   1.68,  99.90,   1.82,   0.34,
05/23 09Z,  -0.10,   1.18,  99.90,   1.42,   0.34,
05/23 10Z,  -0.10,   0.72,  99.90,   0.96,   0.34,
05/23 11Z,  -0.10,   0.40,  99.90,   0.64,   0.34,
05/23 12Z,   0.00,   0.26,  99.90,   0.60,   0.34,  (min)
05/23 13Z,   0.00,   0.33,  99.90,   0.67,   0.34,
05/23 14Z,  -0.10,   0.59,  99.90,   0.83,   0.34,
05/23 15Z,  -0.10,   1.03,  99.90,   1.28,   0.34,
05/23 16Z,  -0.10,   1.56,  99.90,   1.81,   0.34,
05/23 17Z,  -0.10,   2.00,  99.90,   2.24,   0.34,
05/23 18Z,  -0.10,   2.18,  99.90,   2.42,   0.34,  (max)
05/23 19Z,  -0.20,   2.07,  99.90,   2.21,   0.34,
05/23 20Z,  -0.20,   1.76,  99.90,   1.90,   0.34,
05/23 21Z,  -0.20,   1.35,  99.90,   1.49,   0.34,
05/23 22Z,  -0.20,   0.94,  99.90,   1.08,   0.34,
05/23 23Z,  -0.20,   0.62,  99.90,   0.77,   0.34,
05/24 00Z,  -0.20,   0.48,  99.90,   0.62,   0.34,  (min)
05/24 01Z,  -0.20,   0.54,  99.90,   0.68,   0.34,
05/24 02Z,  -0.30,   0.78,  99.90,   0.82,   0.34,
05/24 03Z,  -0.30,   1.17,  99.90,   1.22,   0.34,
05/24 04Z,  -0.30,   1.66,  99.90,   1.70,   0.34,
05/24 05Z,  -0.30,   2.09,  99.90,   2.13,   0.34,
05/24 06Z,  -0.30,   2.29,  99.90,   2.34,   0.34,  (max)
05/24 07Z,  -0.40,   2.22,  99.90,   2.16,   0.34,
05/24 08Z,  -0.40,   1.92,  99.90,   1.87,   0.34,
05/24 09Z,  -0.40,   1.52,  99.90,   1.46,   0.34,
05/24 10Z,  -0.40,   1.09,  99.90,   1.03,   0.34,
05/24 11Z,  -0.40,   0.70,  99.90,   0.64,   0.34,
05/24 12Z,  -0.40,   0.44,  99.90,   0.38,   0.34,
05/24 13Z,  -0.40,   0.35,  99.90,   0.29,   0.34,  (min)
05/24 14Z,  -0.40,   0.45,  99.90,   0.39,   0.34,
05/24 15Z,  -0.40,   0.73,  99.90,   0.67,   0.34,
05/24 16Z,  -0.40,   1.17,  99.90,   1.11,   0.34,
05/24 17Z,  -0.50,   1.66,  99.90,   1.50,   0.34,
05/24 18Z,  -0.50,   2.02,  99.90,   1.86,   0.34,
05/24 19Z,  -0.50,   2.13,  99.90,   1.97,   0.34,  (max)
05/24 20Z,  -0.50,   1.99,  99.90,   1.83,   0.34,
05/24 21Z,  -0.50,   1.69,  99.90,   1.53,   0.34,
05/24 22Z,  -0.50,   1.32,  99.90,   1.17,   0.34,
05/24 23Z,  -0.50,   0.95,  99.90,   0.80,   0.34,
05/25 00Z,  -0.50,   0.67,  99.90,   0.51,   0.34,
05/25 01Z,  -0.50,   0.54,  99.90,   0.39,   0.34,  (min)
05/25 02Z,  -0.50,   0.61,  99.90,   0.45,   0.34,
05/25 03Z,  -0.50,   0.85,  99.90,   0.69,   0.34,
05/25 04Z,  -0.50,   1.23,  99.90,   1.07,   0.34,
05/25 05Z,  -0.50,   1.66,  99.90,   1.51,   0.34,
05/25 06Z,  -0.60,   2.02,  99.90,   1.76,   0.34,
05/25 07Z,  -0.60,   2.16,  99.90,   1.90,   0.34,  (max)
05/25 08Z,  -0.60,   2.05,  99.90,   1.79,   0.34,
05/25 09Z,  -0.60,   1.77,  99.90,   1.52,   0.34,
05/25 10Z,  -0.60,   1.41,  99.90,   1.15,   0.34,
05/25 11Z,  -0.60,   1.03,  99.90,   0.77,   0.34,
05/25 12Z,  -0.60,   0.68,  99.90,   0.42,   0.34,
05/25 13Z,  -0.60,   0.46,  99.90,   0.20,   0.34,
05/25 14Z,  -0.60,   0.41,  99.90,   0.15,   0.34,  (min)
05/25 15Z,  -0.60,   0.55,  99.90,   0.29,   0.34,
05/25 16Z,  -0.60,   0.86,  99.90,   0.61,   0.34,
05/25 17Z,  -0.60,   1.30,  99.90,   1.04,   0.34,
05/25 18Z,  -0.60,   1.75,  99.90,   1.49,   0.34,
05/25 19Z,  -0.60,   2.05,  99.90,   1.79,   0.34,
05/25 20Z,  -0.60,   2.11,  99.90,   1.85,   0.34,  (max)
05/25 21Z,  -0.60,   1.96,  99.90,   1.70,   0.34,
05/25 22Z,  -0.60,   1.67,  99.90,   1.42,   0.34,
05/25 23Z,  -0.60,   1.32,  99.90,   1.06,   0.34,
05/26 00Z,  -0.60,   0.95,  99.90,   0.70,   0.34,

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