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PLEASE NOTE that zero is now at Mean Lower Low Water (MLLW).
This is the old default datum.
#Cambridge, MD : 08/29/2014 15:23:02 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/28 00Z,  -0.10,   1.75,   2.15,  99.90,   0.50,
08/28 01Z,   0.00,   1.40,   1.78,  99.90,   0.38,
08/28 02Z,   0.00,   1.03,   1.39,  99.90,   0.36,
08/28 03Z,   0.00,   0.72,   1.08,  99.90,   0.36,
08/28 04Z,   0.00,   0.54,   0.92,  99.90,   0.38,  (min)
08/28 05Z,   0.00,   0.53,   0.95,  99.90,   0.42,
08/28 06Z,   0.00,   0.73,   1.24,  99.90,   0.51,
08/28 07Z,   0.00,   1.10,   1.66,  99.90,   0.56,
08/28 08Z,   0.00,   1.55,   2.14,  99.90,   0.59,
08/28 09Z,   0.00,   1.95,   2.51,  99.90,   0.56,
08/28 10Z,   0.00,   2.17,   2.66,  99.90,   0.49,  (max)
08/28 11Z,   0.00,   2.15,   2.55,  99.90,   0.40,
08/28 12Z,   0.00,   1.92,   2.27,  99.90,   0.35,
08/28 13Z,   0.00,   1.55,   1.83,  99.90,   0.28,
08/28 14Z,   0.00,   1.13,   1.35,  99.90,   0.22,
08/28 15Z,   0.00,   0.75,   0.94,  99.90,   0.19,
08/28 16Z,   0.00,   0.48,   0.66,  99.90,   0.18,
08/28 17Z,   0.00,   0.38,   0.52,  99.90,   0.14,
08/28 18Z,   0.00,   0.50,   0.50,  99.90,  -0.00,  (min)
08/28 19Z,   0.00,   0.83,   0.70,  99.90,  -0.13,
08/28 20Z,   0.00,   1.28,   1.12,  99.90,  -0.16,
08/28 21Z,   0.00,   1.71,   1.63,  99.90,  -0.08,
08/28 22Z,   0.00,   2.01,   2.00,  99.90,  -0.01,
08/28 23Z,   0.00,   2.09,   2.08,  99.90,  -0.01,  (max)
08/29 00Z,   0.00,   1.95,   1.88,  99.90,  -0.07,
08/29 01Z,   0.00,   1.65,   1.48,  99.90,  -0.17,
08/29 02Z,   0.00,   1.30,   1.07,  99.90,  -0.23,
08/29 03Z,   0.00,   0.96,   0.66,  99.90,  -0.30,
08/29 04Z,   0.00,   0.70,   0.40,  99.90,  -0.30,
08/29 05Z,   0.00,   0.58,   0.34,  99.90,  -0.24,  (min)
08/29 06Z,  -0.10,   0.64,   0.45,  99.90,  -0.09,
08/29 07Z,  -0.10,   0.89,   0.76,  99.90,  -0.03,
08/29 08Z,  -0.10,   1.28,   1.15,  99.90,  -0.03,
08/29 09Z,  -0.10,   1.70,   1.66,  99.90,   0.06,
08/29 10Z,  -0.10,   2.02,   2.03,  99.90,   0.11,
08/29 11Z,  -0.10,   2.14,   2.10,  99.90,   0.06,  (max)
08/29 12Z,  -0.10,   2.04,   1.93,  99.90,  -0.01,
08/29 13Z,  -0.10,   1.74,   1.64,  99.90,   0.00,
08/29 14Z,  -0.10,   1.34,   1.30,  99.90,   0.06,
08/29 15Z,  -0.10,   0.93,   0.96,  99.90,   0.13,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/29 16Z,  -0.10,   0.59,  99.90,   0.65,   0.15,
08/29 17Z,  -0.10,   0.39,  99.90,   0.47,   0.18,  (min)
08/29 18Z,  -0.10,   0.38,  99.90,   0.49,   0.21,
08/29 19Z,  -0.10,   0.59,  99.90,   0.73,   0.24,
08/29 20Z,  -0.10,   0.98,  99.90,   1.15,   0.27,
08/29 21Z,  -0.10,   1.45,  99.90,   1.64,   0.29,
08/29 22Z,  -0.10,   1.85,  99.90,   2.08,   0.32,
08/29 23Z,  -0.10,   2.08,  99.90,   2.33,   0.35,
08/30 00Z,  -0.10,   2.08,  99.90,   2.35,   0.38,  (max)
08/30 01Z,  -0.10,   1.88,  99.90,   2.18,   0.41,
08/30 02Z,  -0.10,   1.57,  99.90,   1.90,   0.43,
08/30 03Z,  -0.10,   1.22,  99.90,   1.59,   0.46,
08/30 04Z,  -0.10,   0.92,  99.90,   1.29,   0.46,
08/30 05Z,  -0.10,   0.72,  99.90,   1.08,   0.46,
08/30 06Z,  -0.10,   0.65,  99.90,   1.01,   0.46,  (min)
08/30 07Z,  -0.10,   0.76,  99.90,   1.12,   0.46,
08/30 08Z,  -0.10,   1.04,  99.90,   1.40,   0.46,
08/30 09Z,  -0.10,   1.42,  99.90,   1.78,   0.46,
08/30 10Z,  -0.10,   1.80,  99.90,   2.16,   0.46,
08/30 11Z,  -0.10,   2.04,  99.90,   2.40,   0.46,
08/30 12Z,  -0.10,   2.08,  99.90,   2.44,   0.46,  (max)
08/30 13Z,  -0.10,   1.90,  99.90,   2.26,   0.46,
08/30 14Z,  -0.10,   1.56,  99.90,   1.92,   0.46,
08/30 15Z,  -0.10,   1.16,  99.90,   1.52,   0.46,
08/30 16Z,  -0.10,   0.78,  99.90,   1.14,   0.46,
08/30 17Z,  -0.10,   0.49,  99.90,   0.85,   0.46,
08/30 18Z,  -0.10,   0.35,  99.90,   0.71,   0.46,  (min)
08/30 19Z,  -0.10,   0.42,  99.90,   0.78,   0.46,
08/30 20Z,  -0.10,   0.70,  99.90,   1.06,   0.46,
08/30 21Z,  -0.10,   1.13,  99.90,   1.49,   0.46,
08/30 22Z,  -0.10,   1.59,  99.90,   1.95,   0.46,
08/30 23Z,  -0.10,   1.95,  99.90,   2.31,   0.46,
08/31 00Z,  -0.10,   2.11,  99.90,   2.47,   0.46,  (max)
08/31 01Z,  -0.10,   2.05,  99.90,   2.41,   0.46,
08/31 02Z,  -0.10,   1.82,  99.90,   2.18,   0.46,
08/31 03Z,   0.00,   1.51,  99.90,   1.97,   0.46,
08/31 04Z,   0.00,   1.19,  99.90,   1.65,   0.46,
08/31 05Z,   0.00,   0.92,  99.90,   1.38,   0.46,
08/31 06Z,   0.00,   0.75,  99.90,   1.22,   0.46,
08/31 07Z,   0.00,   0.73,  99.90,   1.19,   0.46,  (min)
08/31 08Z,   0.00,   0.86,  99.90,   1.33,   0.46,
08/31 09Z,   0.00,   1.15,  99.90,   1.61,   0.46,
08/31 10Z,   0.00,   1.51,  99.90,   1.98,   0.46,
08/31 11Z,   0.00,   1.84,  99.90,   2.30,   0.46,
08/31 12Z,   0.00,   2.02,  99.90,   2.48,   0.46,  (max)
08/31 13Z,   0.00,   1.98,  99.90,   2.45,   0.46,
08/31 14Z,   0.00,   1.76,  99.90,   2.22,   0.46,
08/31 15Z,   0.00,   1.41,  99.90,   1.87,   0.46,
08/31 16Z,   0.00,   1.02,  99.90,   1.48,   0.46,
08/31 17Z,   0.00,   0.66,  99.90,   1.13,   0.46,
08/31 18Z,   0.00,   0.42,  99.90,   0.88,   0.46,
08/31 19Z,   0.00,   0.34,  99.90,   0.80,   0.46,  (min)
08/31 20Z,   0.00,   0.47,  99.90,   0.93,   0.46,
08/31 21Z,   0.00,   0.79,  99.90,   1.25,   0.46,
08/31 22Z,   0.00,   1.24,  99.90,   1.70,   0.46,
08/31 23Z,  -0.10,   1.69,  99.90,   2.05,   0.46,
09/01 00Z,  -0.10,   2.01,  99.90,   2.37,   0.46,
09/01 01Z,  -0.10,   2.13,  99.90,   2.49,   0.46,  (max)
09/01 02Z,  -0.10,   2.03,  99.90,   2.39,   0.46,
09/01 03Z,  -0.10,   1.79,  99.90,   2.15,   0.46,
09/01 04Z,   0.00,   1.48,  99.90,   1.95,   0.46,
09/01 05Z,   0.00,   1.19,  99.90,   1.65,   0.46,
09/01 06Z,   0.00,   0.95,  99.90,   1.41,   0.46,
09/01 07Z,   0.00,   0.81,  99.90,   1.27,   0.46,
09/01 08Z,   0.00,   0.80,  99.90,   1.26,   0.46,  (min)
09/01 09Z,  -0.10,   0.94,  99.90,   1.30,   0.46,
09/01 10Z,  -0.10,   1.22,  99.90,   1.58,   0.46,
09/01 11Z,  -0.10,   1.56,  99.90,   1.92,   0.46,
09/01 12Z,  -0.10,   1.84,  99.90,   2.20,   0.46,
09/01 13Z,  -0.10,   1.96,  99.90,   2.33,   0.46,  (max)
09/01 14Z,  -0.10,   1.90,  99.90,   2.26,   0.46,
09/01 15Z,  -0.10,   1.65,  99.90,   2.01,   0.46,
09/01 16Z,  -0.10,   1.30,  99.90,   1.66,   0.46,
09/01 17Z,  -0.20,   0.92,  99.90,   1.18,   0.46,
09/01 18Z,  -0.20,   0.60,  99.90,   0.86,   0.46,
09/01 19Z,  -0.20,   0.38,  99.90,   0.65,   0.46,
09/01 20Z,  -0.20,   0.34,  99.90,   0.61,   0.46,  (min)
09/01 21Z,  -0.20,   0.51,  99.90,   0.77,   0.46,
09/01 22Z,  -0.20,   0.86,  99.90,   1.12,   0.46,
09/01 23Z,  -0.20,   1.31,  99.90,   1.58,   0.46,
09/02 00Z,  -0.30,   1.75,  99.90,   1.91,   0.46,
09/02 01Z,  -0.30,   2.05,  99.90,   2.21,   0.46,
09/02 02Z,  -0.30,   2.14,  99.90,   2.30,   0.46,  (max)
09/02 03Z,  -0.30,   2.03,  99.90,   2.19,   0.46,
09/02 04Z,  -0.20,   1.79,  99.90,   2.05,   0.46,
09/02 05Z,  -0.20,   1.50,  99.90,   1.76,   0.46,
09/02 06Z,  -0.20,   1.21,  99.90,   1.48,   0.46,
09/02 07Z,  99.90,   0.98,  99.90,  99.90,   0.46,
09/02 08Z,  99.90,   0.85,  99.90,  99.90,   0.46,
09/02 09Z,  99.90,   0.84,  99.90,  99.90,   0.46,
09/02 10Z,  99.90,   0.97,  99.90,  99.90,   0.46,
09/02 11Z,  99.90,   1.24,  99.90,  99.90,   0.46,
09/02 12Z,  99.90,   1.55,  99.90,  99.90,   0.46,

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