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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 : 08/29/2014 07:21:51 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/27 12Z,   0.00,   1.35,   1.99,  99.90,   0.64,
08/27 13Z,   0.00,   1.94,   2.55,  99.90,   0.61,
08/27 14Z,   0.00,   2.41,   2.98,  99.90,   0.57,
08/27 15Z,   0.00,   2.62,   3.22,  99.90,   0.60,  (max)
08/27 16Z,   0.00,   2.51,   3.15,  99.90,   0.64,
08/27 17Z,   0.00,   2.14,   2.77,  99.90,   0.63,
08/27 18Z,   0.00,   1.62,   2.26,  99.90,   0.64,
08/27 19Z,   0.00,   1.06,   1.64,  99.90,   0.58,
08/27 20Z,   0.00,   0.61,   1.17,  99.90,   0.56,
08/27 21Z,   0.00,   0.38,   0.94,  99.90,   0.56,
08/27 22Z,   0.00,   0.45,  99.90,  99.90,  99.90,  (min)
08/27 23Z,   0.00,   0.77,   1.34,  99.90,   0.57,
08/28 00Z,   0.00,   1.26,   1.86,  99.90,   0.60,
08/28 01Z,   0.00,   1.81,   2.43,  99.90,   0.62,
08/28 02Z,   0.00,   2.29,   2.85,  99.90,   0.56,
08/28 03Z,   0.00,   2.54,   3.03,  99.90,   0.49,  (max)
08/28 04Z,   0.00,   2.48,   3.00,  99.90,   0.52,
08/28 05Z,   0.00,   2.14,   2.69,  99.90,   0.55,
08/28 06Z,   0.00,   1.64,   2.19,  99.90,   0.55,
08/28 07Z,   0.00,   1.08,   1.58,  99.90,   0.50,
08/28 08Z,   0.00,   0.58,   1.01,  99.90,   0.43,
08/28 09Z,   0.00,   0.29,   0.71,  99.90,   0.42,
08/28 10Z,   0.00,   0.28,   0.68,  99.90,   0.40,  (min)
08/28 11Z,   0.00,   0.55,   0.99,  99.90,   0.44,
08/28 12Z,   0.00,   1.02,   1.47,  99.90,   0.45,
08/28 13Z,   0.00,   1.60,   2.04,  99.90,   0.44,
08/28 14Z,   0.00,   2.15,   2.61,  99.90,   0.46,
08/28 15Z,   0.00,   2.54,   3.12,  99.90,   0.58,
08/28 16Z,   0.00,   2.63,   3.23,  99.90,   0.60,  (max)
08/28 17Z,   0.00,   2.41,   2.99,  99.90,   0.58,
08/28 18Z,   0.00,   1.97,   2.53,  99.90,   0.56,
08/28 19Z,   0.00,   1.44,   1.84,  99.90,   0.40,
08/28 20Z,   0.00,   0.92,   1.25,  99.90,   0.33,
08/28 21Z,   0.00,   0.55,   0.89,  99.90,   0.34,
08/28 22Z,   0.00,   0.43,   0.78,  99.90,   0.35,  (min)
08/28 23Z,   0.00,   0.59,   0.97,  99.90,   0.38,
08/29 00Z,   0.00,   0.96,   1.35,  99.90,   0.39,
08/29 01Z,   0.00,   1.45,   1.97,  99.90,   0.52,
08/29 02Z,   0.00,   1.97,   2.46,  99.90,   0.49,
08/29 03Z,   0.00,   2.36,   2.81,  99.90,   0.45,
08/29 04Z,   0.00,   2.50,   2.93,  99.90,   0.43,  (max)
08/29 05Z,   0.00,   2.33,   2.77,  99.90,   0.44,
08/29 06Z,   0.00,   1.91,   2.42,  99.90,   0.51,
08/29 07Z,   0.00,   1.39,   1.98,  99.90,   0.59,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/29 08Z,   0.00,   0.86,  99.90,   1.47,   0.61,
08/29 09Z,   0.00,   0.46,  99.90,   1.07,   0.62,
08/29 10Z,   0.00,   0.28,  99.90,   0.91,   0.63,  (min)
08/29 11Z,   0.00,   0.39,  99.90,   1.03,   0.64,
08/29 12Z,   0.00,   0.74,  99.90,   1.40,   0.66,
08/29 13Z,   0.00,   1.25,  99.90,   1.92,   0.67,
08/29 14Z,   0.00,   1.82,  99.90,   2.50,   0.68,
08/29 15Z,   0.00,   2.32,  99.90,   3.02,   0.69,
08/29 16Z,   0.00,   2.61,  99.90,   3.31,   0.71,  (max)
08/29 17Z,   0.00,   2.58,  99.90,   3.30,   0.72,
08/29 18Z,   0.00,   2.27,  99.90,   3.00,   0.73,
08/29 19Z,   0.00,   1.79,  99.90,   2.54,   0.74,
08/29 20Z,   0.00,   1.27,  99.90,   2.02,   0.74,
08/29 21Z,   0.00,   0.82,  99.90,   1.57,   0.74,
08/29 22Z,   0.00,   0.55,  99.90,   1.29,   0.74,
08/29 23Z,   0.00,   0.52,  99.90,   1.26,   0.74,  (min)
08/30 00Z,   0.00,   0.74,  99.90,   1.48,   0.74,
08/30 01Z,   0.00,   1.13,  99.90,   1.87,   0.74,
08/30 02Z,   0.00,   1.61,  99.90,   2.36,   0.74,
08/30 03Z,   0.00,   2.08,  99.90,   2.82,   0.74,
08/30 04Z,   0.00,   2.39,  99.90,   3.14,   0.74,
08/30 05Z,   0.00,   2.42,  99.90,   3.16,   0.74,  (max)
08/30 06Z,   0.00,   2.15,  99.90,   2.89,   0.74,
08/30 07Z,  -0.10,   1.69,  99.90,   2.33,   0.74,
08/30 08Z,  -0.10,   1.17,  99.90,   1.82,   0.74,
08/30 09Z,  -0.10,   0.71,  99.90,   1.36,   0.74,
08/30 10Z,  -0.10,   0.40,  99.90,   1.05,   0.74,
08/30 11Z,  -0.10,   0.33,  99.90,   0.98,   0.74,  (min)
08/30 12Z,  -0.10,   0.53,  99.90,   1.17,   0.74,
08/30 13Z,  -0.10,   0.93,  99.90,   1.57,   0.74,
08/30 14Z,  -0.10,   1.46,  99.90,   2.10,   0.74,
08/30 15Z,  -0.10,   2.01,  99.90,   2.65,   0.74,
08/30 16Z,  -0.10,   2.45,  99.90,   3.09,   0.74,
08/30 17Z,  -0.10,   2.63,  99.90,   3.27,   0.74,  (max)
08/30 18Z,  -0.10,   2.49,  99.90,   3.14,   0.74,
08/30 19Z,  -0.10,   2.11,  99.90,   2.76,   0.74,
08/30 20Z,  -0.10,   1.63,  99.90,   2.27,   0.74,
08/30 21Z,  -0.10,   1.15,  99.90,   1.80,   0.74,
08/30 22Z,  -0.10,   0.78,  99.90,   1.42,   0.74,
08/30 23Z,  -0.10,   0.58,  99.90,   1.22,   0.74,  (min)
08/31 00Z,  -0.10,   0.61,  99.90,   1.25,   0.74,
08/31 01Z,  -0.10,   0.86,  99.90,   1.50,   0.74,
08/31 02Z,  -0.10,   1.26,  99.90,   1.90,   0.74,
08/31 03Z,  -0.20,   1.73,  99.90,   2.27,   0.74,
08/31 04Z,  -0.20,   2.15,  99.90,   2.69,   0.74,
08/31 05Z,  -0.20,   2.38,  99.90,   2.92,   0.74,  (max)
08/31 06Z,  -0.20,   2.31,  99.90,   2.86,   0.74,
08/31 07Z,  -0.20,   1.97,  99.90,   2.52,   0.74,
08/31 08Z,  -0.20,   1.50,  99.90,   2.04,   0.74,
08/31 09Z,  -0.20,   1.02,  99.90,   1.57,   0.74,
08/31 10Z,  -0.20,   0.64,  99.90,   1.18,   0.74,
08/31 11Z,  -0.30,   0.41,  99.90,   0.85,   0.74,  (min)
08/31 12Z,  -0.30,   0.41,  99.90,   0.86,   0.74,
08/31 13Z,  -0.30,   0.66,  99.90,   1.10,   0.74,
08/31 14Z,  -0.30,   1.09,  99.90,   1.53,   0.74,
08/31 15Z,  -0.30,   1.63,  99.90,   2.07,   0.74,
08/31 16Z,  -0.30,   2.15,  99.90,   2.60,   0.74,
08/31 17Z,  -0.30,   2.53,  99.90,   2.97,   0.74,
08/31 18Z,  -0.30,   2.62,  99.90,   3.06,   0.74,  (max)
08/31 19Z,  -0.30,   2.40,  99.90,   2.84,   0.74,
08/31 20Z,  -0.30,   1.98,  99.90,   2.43,   0.74,
08/31 21Z,  -0.30,   1.52,  99.90,   1.96,   0.74,
08/31 22Z,  -0.30,   1.09,  99.90,   1.53,   0.74,
08/31 23Z,  -0.30,   0.77,  99.90,   1.21,   0.74,
09/01 00Z,  -0.30,   0.61,  99.90,   1.05,   0.74,  (min)
09/01 01Z,  -0.30,   0.67,  99.90,   1.11,   0.74,
09/01 02Z,  -0.30,   0.93,  99.90,   1.38,   0.74,
09/01 03Z,  -0.30,   1.34,  99.90,   1.78,   0.74,
09/01 04Z,  -0.40,   1.80,  99.90,   2.14,   0.74,
09/01 05Z,  -0.40,   2.18,  99.90,   2.52,   0.74,
09/01 06Z,  -0.40,   2.34,  99.90,   2.68,   0.74,  (max)
09/01 07Z,  -0.50,   2.20,  99.90,   2.45,   0.74,
09/01 08Z,  -0.50,   1.83,  99.90,   2.08,   0.74,
09/01 09Z,  -0.50,   1.38,  99.90,   1.62,   0.74,
09/01 10Z,  -0.50,   0.95,  99.90,   1.19,   0.74,
09/01 11Z,  -0.50,   0.61,  99.90,   0.86,   0.74,
09/01 12Z,  -0.50,   0.44,  99.90,   0.68,   0.74,  (min)
09/01 13Z,  -0.50,   0.48,  99.90,   0.72,   0.74,
09/01 14Z,  -0.50,   0.75,  99.90,   1.00,   0.74,
09/01 15Z,  -0.50,   1.21,  99.90,   1.46,   0.74,
09/01 16Z,  -0.50,   1.75,  99.90,   2.00,   0.74,
09/01 17Z,  -0.50,   2.26,  99.90,   2.51,   0.74,
09/01 18Z,  -0.40,   2.58,  99.90,   2.92,   0.74,
09/01 19Z,  -0.40,   2.60,  99.90,   2.94,   0.74,  (max)
09/01 20Z,  -0.40,   2.33,  99.90,   2.68,   0.74,
09/01 21Z,  -0.40,   1.91,  99.90,   2.26,   0.74,
09/01 22Z,  -0.40,   1.47,  99.90,   1.82,   0.74,
09/01 23Z,  -0.40,   1.07,  99.90,   1.41,   0.74,
09/02 00Z,  -0.40,   0.76,  99.90,   1.10,   0.74,

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