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.
#Boston, MA : 07/10/2025 19:22:40 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/09 00Z,   0.40,  -5.77,  -5.43,  99.90,  -0.06,
07/09 01Z,   0.50,  -3.98,  -3.72,  99.90,  -0.24,
07/09 02Z,   0.50,  -2.91,  -2.51,  99.90,  -0.10,
07/09 03Z,   0.50,  -2.88,  -2.40,  99.90,  -0.02,  (max)
07/09 04Z,   0.50,  -3.79,  -3.29,  99.90,  -0.00,
07/09 05Z,   0.50,  -5.36,  -4.85,  99.90,   0.01,
07/09 06Z,   0.50,  -7.35,  -6.94,  99.90,  -0.09,
07/09 07Z,   0.50,  -9.50,  -8.98,  99.90,   0.02,
07/09 08Z,   0.50, -11.23, -10.56,  99.90,   0.17,
07/09 09Z,   0.50, -11.86, -11.49,  99.90,  -0.13,  (min)
07/09 10Z,   0.50, -11.35, -11.01,  99.90,  -0.16,
07/09 11Z,   0.60, -10.15,  -9.56,  99.90,  -0.01,
07/09 12Z,   0.50,  -8.47,  -8.24,  99.90,  -0.27,
07/09 13Z,   0.50,  -6.52,  -6.29,  99.90,  -0.27,
07/09 14Z,   0.50,  -4.90,  -4.53,  99.90,  -0.13,
07/09 15Z,   0.50,  -4.16,  -3.74,  99.90,  -0.08,  (max)
07/09 16Z,   0.50,  -4.38,  -3.91,  99.90,  -0.03,
07/09 17Z,   0.50,  -5.38,  -4.77,  99.90,   0.11,
07/09 18Z,   0.50,  -6.87,  -6.40,  99.90,  -0.03,
07/09 19Z,   0.50,  -8.62,  -8.05,  99.90,   0.07,
07/09 20Z,   0.50, -10.19,  -9.73,  99.90,  -0.04,
07/09 21Z,   0.50, -10.85, -10.52,  99.90,  -0.17,  (min)
07/09 22Z,   0.50, -10.27,  -9.84,  99.90,  -0.07,
07/09 23Z,   0.50,  -8.88,  -8.47,  99.90,  -0.09,
07/10 00Z,   0.40,  -7.10,  -6.57,  99.90,   0.13,
07/10 01Z,   0.40,  -5.13,  -4.79,  99.90,  -0.06,
07/10 02Z,   0.40,  -3.42,  -3.01,  99.90,   0.01,
07/10 03Z,   0.40,  -2.57,  -1.99,  99.90,   0.18,  (max)
07/10 04Z,   0.40,  -2.82,  -2.21,  99.90,   0.21,
07/10 05Z,   0.40,  -4.02,  -3.40,  99.90,   0.22,
07/10 06Z,   0.40,  -5.84,  -5.33,  99.90,   0.11,
07/10 07Z,   0.40,  -8.03,  -7.46,  99.90,   0.17,
07/10 08Z,   0.40, -10.23,  -9.60,  99.90,   0.23,
07/10 09Z,   0.40, -11.79, -11.31,  99.90,   0.08,
07/10 10Z,   0.40, -12.08, -11.62,  99.90,   0.06,  (min)
07/10 11Z,   0.40, -11.24, -10.84,  99.90,  -0.00,
07/10 12Z,   0.50,  -9.76,  -9.34,  99.90,  -0.08,
07/10 13Z,   0.50,  -7.89,  -7.70,  99.90,  -0.31,
07/10 14Z,   0.50,  -5.90,  -5.55,  99.90,  -0.15,
07/10 15Z,   0.50,  -4.42,  -3.94,  99.90,  -0.02,
07/10 16Z,   0.50,  -3.93,  -3.44,  99.90,  -0.01,  (max)
07/10 17Z,   0.50,  -4.43,  -3.91,  99.90,   0.02,
07/10 18Z,   0.50,  -5.68,  -5.08,  99.90,   0.10,
07/10 19Z,   0.50,  -7.39,  -6.79,  99.90,   0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/10 20Z,   0.50,  -9.24,  99.90,  -8.64,   0.09,
07/10 21Z,   0.50, -10.70,  99.90, -10.11,   0.09,
07/10 22Z,   0.50, -11.04,  99.90, -10.46,   0.09,  (min)
07/10 23Z,   0.50, -10.11,  99.90,  -9.52,   0.08,
07/11 00Z,   0.50,  -8.44,  99.90,  -7.86,   0.08,
07/11 01Z,   0.50,  -6.47,  99.90,  -5.90,   0.08,
07/11 02Z,   0.50,  -4.45,  99.90,  -3.87,   0.07,
07/11 03Z,   0.50,  -2.87,  99.90,  -2.30,   0.07,
07/11 04Z,   0.50,  -2.31,  99.90,  -1.74,   0.07,  (max)
07/11 05Z,   0.50,  -2.89,  99.90,  -2.33,   0.06,
07/11 06Z,   0.50,  -4.40,  99.90,  -3.84,   0.06,
07/11 07Z,   0.40,  -6.49,  99.90,  -6.03,   0.06,
07/11 08Z,   0.40,  -8.83,  99.90,  -8.37,   0.06,
07/11 09Z,   0.40, -11.00,  99.90, -10.54,   0.06,
07/11 10Z,   0.50, -12.28,  99.90, -11.72,   0.06,  (min)
07/11 11Z,   0.50, -12.16,  99.90, -11.60,   0.06,
07/11 12Z,   0.40, -10.95,  99.90, -10.49,   0.06,
07/11 13Z,   0.50,  -9.21,  99.90,  -8.65,   0.06,
07/11 14Z,   0.50,  -7.17,  99.90,  -6.61,   0.06,
07/11 15Z,   0.40,  -5.20,  99.90,  -4.75,   0.06,
07/11 16Z,   0.40,  -3.95,  99.90,  -3.49,   0.06,
07/11 17Z,   0.40,  -3.77,  99.90,  -3.31,   0.06,  (max)
07/11 18Z,   0.50,  -4.59,  99.90,  -4.03,   0.06,
07/11 19Z,   0.50,  -6.12,  99.90,  -5.56,   0.06,
07/11 20Z,   0.50,  -8.01,  99.90,  -7.45,   0.06,
07/11 21Z,   0.50,  -9.90,  99.90,  -9.34,   0.06,
07/11 22Z,   0.50, -11.17,  99.90, -10.61,   0.06,  (min)
07/11 23Z,   0.50, -11.13,  99.90, -10.57,   0.06,
07/12 00Z,   0.50,  -9.82,  99.90,  -9.26,   0.06,
07/12 01Z,   0.50,  -7.90,  99.90,  -7.34,   0.06,
07/12 02Z,   0.50,  -5.79,  99.90,  -5.23,   0.06,
07/12 03Z,   0.50,  -3.78,  99.90,  -3.22,   0.06,
07/12 04Z,   0.50,  -2.41,  99.90,  -1.85,   0.06,
07/12 05Z,   0.40,  -2.18,  99.90,  -1.73,   0.06,  (max)
07/12 06Z,   0.40,  -3.13,  99.90,  -2.67,   0.06,
07/12 07Z,   0.40,  -4.96,  99.90,  -4.50,   0.06,
07/12 08Z,   0.50,  -7.26,  99.90,  -6.71,   0.06,
07/12 09Z,   0.50,  -9.69,  99.90,  -9.13,   0.06,
07/12 10Z,   0.50, -11.72,  99.90, -11.16,   0.06,
07/12 11Z,   0.50, -12.62,  99.90, -12.06,   0.06,  (min)
07/12 12Z,   0.50, -12.04,  99.90, -11.49,   0.06,
07/12 13Z,   0.50, -10.47,  99.90,  -9.92,   0.06,
07/12 14Z,   0.50,  -8.49,  99.90,  -7.94,   0.06,
07/12 15Z,   0.50,  -6.36,  99.90,  -5.80,   0.06,
07/12 16Z,   0.50,  -4.50,  99.90,  -3.94,   0.06,
07/12 17Z,   0.50,  -3.52,  99.90,  -2.96,   0.06,  (max)
07/12 18Z,   0.50,  -3.70,  99.90,  -3.14,   0.06,
07/12 19Z,   0.50,  -4.86,  99.90,  -4.31,   0.06,
07/12 20Z,   0.50,  -6.66,  99.90,  -6.10,   0.06,
07/12 21Z,   0.50,  -8.69,  99.90,  -8.13,   0.06,
07/12 22Z,   0.50, -10.54,  99.90,  -9.99,   0.06,
07/12 23Z,   0.50, -11.54,  99.90, -10.98,   0.06,  (min)
07/13 00Z,   0.50, -11.09,  99.90, -10.54,   0.06,
07/13 01Z,   0.50,  -9.44,  99.90,  -8.88,   0.06,
07/13 02Z,   0.40,  -7.31,  99.90,  -6.86,   0.06,
07/13 03Z,   0.40,  -5.13,  99.90,  -4.67,   0.06,
07/13 04Z,   0.40,  -3.20,  99.90,  -2.75,   0.06,
07/13 05Z,   0.40,  -2.10,  99.90,  -1.64,   0.06,  (max)
07/13 06Z,   0.30,  -2.24,  99.90,  -1.88,   0.06,
07/13 07Z,   0.30,  -3.54,  99.90,  -3.18,   0.06,
07/13 08Z,   0.30,  -5.64,  99.90,  -5.29,   0.06,
07/13 09Z,   0.30,  -8.11,  99.90,  -7.75,   0.06,
07/13 10Z,   0.30, -10.51,  99.90, -10.16,   0.06,
07/13 11Z,   0.30, -12.31,  99.90, -11.95,   0.06,
07/13 12Z,   0.30, -12.76,  99.90, -12.40,   0.06,  (min)
07/13 13Z,   0.30, -11.72,  99.90, -11.37,   0.06,
07/13 14Z,   0.30,  -9.83,  99.90,  -9.48,   0.06,
07/13 15Z,   0.30,  -7.68,  99.90,  -7.32,   0.06,
07/13 16Z,   0.30,  -5.51,  99.90,  -5.15,   0.06,
07/13 17Z,   0.30,  -3.82,  99.90,  -3.47,   0.06,
07/13 18Z,   0.30,  -3.18,  99.90,  -2.82,   0.06,  (max)
07/13 19Z,   0.30,  -3.73,  99.90,  -3.37,   0.06,
07/13 20Z,   0.30,  -5.23,  99.90,  -4.87,   0.06,
07/13 21Z,   0.40,  -7.25,  99.90,  -6.79,   0.06,
07/13 22Z,   0.40,  -9.36,  99.90,  -8.91,   0.06,
07/13 23Z,   0.40, -11.11,  99.90, -10.65,   0.06,
07/14 00Z,   0.40, -11.79,  99.90, -11.33,   0.06,  (min)
07/14 01Z,   0.40, -10.95,  99.90, -10.50,   0.06,
07/14 02Z,   0.40,  -9.03,  99.90,  -8.57,   0.06,
07/14 03Z,   0.30,  -6.78,  99.90,  -6.42,   0.06,
07/14 04Z,   0.30,  -4.58,  99.90,  -4.22,   0.06,
07/14 05Z,   0.30,  -2.79,  99.90,  -2.44,   0.06,
07/14 06Z,   0.30,  -1.99,  99.90,  -1.63,   0.06,  (max)
07/14 07Z,   0.30,  -2.48,  99.90,  -2.12,   0.06,
07/14 08Z,   0.30,  -4.09,  99.90,  -3.73,   0.06,
07/14 09Z,   0.30,  -6.40,  99.90,  -6.04,   0.06,
07/14 10Z,   0.40,  -8.92,  99.90,  -8.46,   0.06,
07/14 11Z,   0.40, -11.22,  99.90, -10.76,   0.06,
07/14 12Z,   0.40, -12.68,  99.90, -12.23,   0.06,