ETSS stn

This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
#Charleston, SC : 07/08/2025 14:21:36 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/06 18Z,   0.40,   2.57,   2.66,  99.90,  -0.31,
07/06 19Z,   0.30,   3.73,   3.87,  99.90,  -0.16,
07/06 20Z,   0.20,   4.70,   4.76,  99.90,  -0.14,
07/06 21Z,   0.30,   5.31,   5.32,  99.90,  -0.29,
07/06 22Z,   0.30,   5.48,   5.52,  99.90,  -0.26,  (max)
07/06 23Z,   0.30,   5.14,   5.20,  99.90,  -0.24,
07/07 00Z,   0.30,   4.33,   4.49,  99.90,  -0.14,
07/07 01Z,   0.30,   3.25,   3.35,  99.90,  -0.20,
07/07 02Z,   0.30,   2.16,   2.16,  99.90,  -0.30,
07/07 03Z,   0.30,   1.28,   1.25,  99.90,  -0.33,
07/07 04Z,   0.30,   0.87,   0.90,  99.90,  -0.27,  (min)
07/07 05Z,   0.20,   1.06,   1.17,  99.90,  -0.09,
07/07 06Z,   0.10,   1.78,   1.98,  99.90,   0.10,
07/07 07Z,   0.20,   2.74,   3.04,  99.90,   0.10,
07/07 08Z,   0.20,   3.61,   3.86,  99.90,   0.05,
07/07 09Z,   0.20,   4.16,   4.33,  99.90,  -0.03,
07/07 10Z,   0.20,   4.30,   4.38,  99.90,  -0.12,  (max)
07/07 11Z,   0.20,   3.97,   4.08,  99.90,  -0.09,
07/07 12Z,   0.10,   3.23,   3.36,  99.90,   0.03,
07/07 13Z,   0.10,   2.26,   2.42,  99.90,   0.06,
07/07 14Z,   0.10,   1.33,   1.48,  99.90,   0.05,
07/07 15Z,   0.10,   0.66,   0.97,  99.90,   0.21,
07/07 16Z,   0.20,   0.44,   0.81,  99.90,   0.17,  (min)
07/07 17Z,   0.20,   0.78,   1.18,  99.90,   0.20,
07/07 18Z,   0.30,   1.67,   2.02,  99.90,   0.05,
07/07 19Z,   0.30,   2.87,   3.16,  99.90,  -0.01,
07/07 20Z,   0.30,   4.06,   4.29,  99.90,  -0.07,
07/07 21Z,   0.30,   4.99,   5.14,  99.90,  -0.15,
07/07 22Z,   0.30,   5.53,   5.57,  99.90,  -0.26,
07/07 23Z,   0.30,   5.59,   5.59,  99.90,  -0.30,  (max)
07/08 00Z,   0.30,   5.12,   5.20,  99.90,  -0.22,
07/08 01Z,   0.30,   4.19,   4.29,  99.90,  -0.20,
07/08 02Z,   0.30,   3.02,   3.12,  99.90,  -0.20,
07/08 03Z,   0.30,   1.87,   1.88,  99.90,  -0.29,
07/08 04Z,   0.30,   1.02,   1.12,  99.90,  -0.20,
07/08 05Z,   0.20,   0.70,   0.82,  99.90,  -0.08,  (min)
07/08 06Z,   0.20,   1.04,   1.22,  99.90,  -0.02,
07/08 07Z,   0.20,   1.90,   2.03,  99.90,  -0.07,
07/08 08Z,   0.20,   2.92,   3.14,  99.90,   0.02,
07/08 09Z,   0.20,   3.77,   3.98,  99.90,   0.01,
07/08 10Z,   0.20,   4.27,   4.45,  99.90,  -0.02,
07/08 11Z,   0.20,   4.32,   4.49,  99.90,  -0.03,  (max)
07/08 12Z,   0.20,   3.90,   4.08,  99.90,  -0.02,
07/08 13Z,   0.20,   3.08,   3.26,  99.90,  -0.02,
07/08 14Z,   0.20,   2.05,   2.27,  99.90,   0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/08 15Z,   0.20,   1.11,  99.90,   1.32,   0.02,
07/08 16Z,   0.10,   0.48,  99.90,   0.59,   0.01,
07/08 17Z,   0.20,   0.37,  99.90,   0.58,   0.01,  (min)
07/08 18Z,   0.20,   0.88,  99.90,   1.09,   0.01,
07/08 19Z,   0.20,   1.93,  99.90,   2.14,   0.01,
07/08 20Z,   0.20,   3.22,  99.90,   3.42,   0.01,
07/08 21Z,   0.30,   4.40,  99.90,   4.71,   0.00,
07/08 22Z,   0.20,   5.27,  99.90,   5.47,   0.00,
07/08 23Z,   0.20,   5.71,  99.90,   5.91,   0.00,  (max)
07/09 00Z,   0.20,   5.65,  99.90,   5.85,  -0.00,
07/09 01Z,   0.20,   5.04,  99.90,   5.24,  -0.00,
07/09 02Z,   0.20,   3.97,  99.90,   4.17,  -0.00,
07/09 03Z,   0.20,   2.70,  99.90,   2.90,  -0.00,
07/09 04Z,   0.10,   1.52,  99.90,   1.62,  -0.00,
07/09 05Z,   0.10,   0.74,  99.90,   0.83,  -0.00,
07/09 06Z,   0.20,   0.58,  99.90,   0.78,  -0.00,  (min)
07/09 07Z,   0.20,   1.11,  99.90,   1.30,  -0.00,
07/09 08Z,   0.20,   2.09,  99.90,   2.29,  -0.00,
07/09 09Z,   0.20,   3.16,  99.90,   3.35,  -0.00,
07/09 10Z,   0.10,   3.97,  99.90,   4.07,  -0.00,
07/09 11Z,   0.10,   4.39,  99.90,   4.48,  -0.00,  (max)
07/09 12Z,   0.10,   4.34,  99.90,   4.43,  -0.00,
07/09 13Z,   0.10,   3.81,  99.90,   3.91,  -0.00,
07/09 14Z,   0.10,   2.89,  99.90,   2.98,  -0.00,
07/09 15Z,   0.10,   1.80,  99.90,   1.90,  -0.00,
07/09 16Z,   0.10,   0.86,  99.90,   0.95,  -0.00,
07/09 17Z,   0.10,   0.30,  99.90,   0.40,  -0.00,  (min)
07/09 18Z,   0.10,   0.34,  99.90,   0.44,  -0.00,
07/09 19Z,   0.10,   1.05,  99.90,   1.14,  -0.00,
07/09 20Z,   0.20,   2.25,  99.90,   2.44,  -0.00,
07/09 21Z,   0.20,   3.60,  99.90,   3.80,  -0.00,
07/09 22Z,   0.30,   4.76,  99.90,   5.05,  -0.00,
07/09 23Z,   0.30,   5.53,  99.90,   5.83,  -0.00,
07/10 00Z,   0.30,   5.85,  99.90,   6.15,  -0.00,  (max)
07/10 01Z,   0.20,   5.64,  99.90,   5.83,  -0.00,
07/10 02Z,   0.30,   4.87,  99.90,   5.16,  -0.00,
07/10 03Z,   0.30,   3.67,  99.90,   3.96,  -0.00,
07/10 04Z,   0.20,   2.31,  99.90,   2.51,  -0.00,
07/10 05Z,   0.00,   1.15,  99.90,   1.15,  -0.00,
07/10 06Z,   0.00,   0.49,  99.90,   0.48,  -0.00,  (min)
07/10 07Z,   0.00,   0.53,  99.90,   0.53,  -0.00,
07/10 08Z,   0.00,   1.26,  99.90,   1.26,  -0.00,
07/10 09Z,   0.10,   2.37,  99.90,   2.47,  -0.00,
07/10 10Z,   0.00,   3.44,  99.90,   3.44,  -0.00,
07/10 11Z,   0.10,   4.19,  99.90,   4.28,  -0.00,
07/10 12Z,   0.20,   4.50,  99.90,   4.69,  -0.00,  (max)
07/10 13Z,   0.10,   4.33,  99.90,   4.42,  -0.00,
07/10 14Z,   0.00,   3.68,  99.90,   3.67,  -0.00,
07/10 15Z,   0.00,   2.66,  99.90,   2.65,  -0.00,
07/10 16Z,   0.00,   1.52,  99.90,   1.52,  -0.00,
07/10 17Z,   0.00,   0.60,  99.90,   0.60,  -0.00,
07/10 18Z,   0.10,   0.16,  99.90,   0.26,  -0.00,  (min)
07/10 19Z,   0.20,   0.39,  99.90,   0.59,  -0.00,
07/10 20Z,   0.20,   1.29,  99.90,   1.49,  -0.00,
07/10 21Z,   0.20,   2.63,  99.90,   2.83,  -0.00,
07/10 22Z,   0.20,   4.01,  99.90,   4.21,  -0.00,
07/10 23Z,   0.20,   5.10,  99.90,   5.29,  -0.00,
07/11 00Z,   0.20,   5.75,  99.90,   5.95,  -0.00,
07/11 01Z,   0.10,   5.92,  99.90,   6.02,  -0.00,  (max)
07/11 02Z,   0.10,   5.54,  99.90,   5.63,  -0.00,
07/11 03Z,   0.10,   4.60,  99.90,   4.69,  -0.00,
07/11 04Z,   0.00,   3.27,  99.90,   3.26,  -0.00,
07/11 05Z,   0.10,   1.87,  99.90,   1.97,  -0.00,
07/11 06Z,   0.10,   0.78,  99.90,   0.87,  -0.00,
07/11 07Z,   0.00,   0.29,  99.90,   0.29,  -0.00,  (min)
07/11 08Z,   0.00,   0.57,  99.90,   0.57,  -0.00,
07/11 09Z,   0.10,   1.50,  99.90,   1.60,  -0.00,
07/11 10Z,   0.20,   2.71,  99.90,   2.90,  -0.00,
07/11 11Z,   0.20,   3.75,  99.90,   3.95,  -0.00,
07/11 12Z,   0.10,   4.40,  99.90,   4.50,  -0.00,
07/11 13Z,   0.10,   4.58,  99.90,   4.68,  -0.00,  (max)
07/11 14Z,   0.10,   4.28,  99.90,   4.38,  -0.00,
07/11 15Z,   0.10,   3.50,  99.90,   3.60,  -0.00,
07/11 16Z,   0.00,   2.39,  99.90,   2.39,  -0.00,
07/11 17Z,   0.00,   1.24,  99.90,   1.23,  -0.00,
07/11 18Z,   0.10,   0.38,  99.90,   0.47,  -0.00,
07/11 19Z,   0.20,   0.09,  99.90,   0.29,  -0.00,  (min)
07/11 20Z,   0.20,   0.53,  99.90,   0.72,  -0.00,
07/11 21Z,   0.30,   1.62,  99.90,   1.92,  -0.00,
07/11 22Z,   0.20,   3.06,  99.90,   3.25,  -0.00,
07/11 23Z,   0.20,   4.41,  99.90,   4.61,  -0.00,
07/12 00Z,   0.20,   5.39,  99.90,   5.59,  -0.00,
07/12 01Z,   0.20,   5.90,  99.90,   6.10,  -0.00,  (max)
07/12 02Z,   0.20,   5.90,  99.90,   6.09,  -0.00,
07/12 03Z,   0.10,   5.33,  99.90,   5.42,  -0.00,
07/12 04Z,   0.00,   4.22,  99.90,   4.22,  -0.00,
07/12 05Z,   0.00,   2.79,  99.90,   2.79,  -0.00,
07/12 06Z,   0.00,   1.40,  99.90,   1.40,  -0.00,