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.
#Seattle, WA : 07/17/2025 00:22:09 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 06Z,   0.20,  -2.85,  -3.08,  99.90,  -0.43,
07/15 07Z,   0.20,  -4.53,  -4.64,  99.90,  -0.31,
07/15 08Z,   0.20,  -6.34,  -6.41,  99.90,  -0.27,
07/15 09Z,   0.20,  -7.76,  -7.81,  99.90,  -0.25,
07/15 10Z,   0.20,  -8.36,  -8.38,  99.90,  -0.22,  (min)
07/15 11Z,   0.20,  -8.06,  -8.05,  99.90,  -0.19,
07/15 12Z,   0.20,  -7.15,  -7.16,  99.90,  -0.21,
07/15 13Z,   0.20,  -6.03,  -5.97,  99.90,  -0.14,
07/15 14Z,   0.20,  -5.05,  -4.86,  99.90,  -0.01,
07/15 15Z,   0.20,  -4.57,  -4.19,  99.90,   0.18,  (max)
07/15 16Z,   0.20,  -4.86,  -4.49,  99.90,   0.17,
07/15 17Z,   0.20,  -5.99,  -5.71,  99.90,   0.08,
07/15 18Z,   0.20,  -7.75,  -7.50,  99.90,   0.05,
07/15 19Z,   0.20,  -9.82,  -9.81,  99.90,  -0.19,
07/15 20Z,   0.20, -11.79, -11.89,  99.90,  -0.30,
07/15 21Z,   0.20, -13.13, -13.14,  99.90,  -0.21,  (min)
07/15 22Z,   0.20, -13.36, -13.08,  99.90,   0.08,
07/15 23Z,   0.20, -12.27, -11.82,  99.90,   0.25,
07/16 00Z,   0.30, -10.14,  -9.68,  99.90,   0.16,
07/16 01Z,   0.30,  -7.50,  -6.93,  99.90,   0.27,
07/16 02Z,   0.30,  -4.88,  -4.27,  99.90,   0.31,
07/16 03Z,   0.30,  -2.74,  -2.32,  99.90,   0.12,
07/16 04Z,   0.30,  -1.48,  -1.34,  99.90,  -0.16,  (max)
07/16 05Z,   0.30,  -1.31,  -1.35,  99.90,  -0.34,
07/16 06Z,   0.40,  -2.15,  -2.16,  99.90,  -0.41,
07/16 07Z,   0.40,  -3.75,  -3.57,  99.90,  -0.22,
07/16 08Z,   0.40,  -5.74,  -5.57,  99.90,  -0.23,
07/16 09Z,   0.40,  -7.70,  -7.56,  99.90,  -0.26,
07/16 10Z,   0.40,  -9.11,  -8.89,  99.90,  -0.18,
07/16 11Z,   0.40,  -9.58,  -9.31,  99.90,  -0.13,  (min)
07/16 12Z,   0.40,  -9.12,  -8.81,  99.90,  -0.09,
07/16 13Z,   0.40,  -8.05,  -7.79,  99.90,  -0.14,
07/16 14Z,   0.40,  -6.79,  -6.51,  99.90,  -0.12,
07/16 15Z,   0.40,  -5.70,  -5.25,  99.90,   0.05,
07/16 16Z,   0.40,  -5.10,  -4.58,  99.90,   0.12,  (max)
07/16 17Z,   0.40,  -5.26,  -4.77,  99.90,   0.09,
07/16 18Z,   0.40,  -6.17,  -5.72,  99.90,   0.05,
07/16 19Z,   0.40,  -7.62,  -7.19,  99.90,   0.03,
07/16 20Z,   0.50,  -9.28,  -8.98,  99.90,  -0.20,
07/16 21Z,   0.50, -10.79, -10.57,  99.90,  -0.28,
07/16 22Z,   0.50, -11.68, -11.42,  99.90,  -0.24,  (min)
07/16 23Z,   0.50, -11.56, -11.06,  99.90,  -0.00,
07/17 00Z,   0.50, -10.32,  -9.76,  99.90,   0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 01Z,   0.50,  -8.28,  99.90,  -7.72,   0.05,
07/17 02Z,   0.50,  -5.91,  99.90,  -5.37,   0.05,
07/17 03Z,   0.50,  -3.69,  99.90,  -3.15,   0.04,
07/17 04Z,   0.50,  -2.03,  99.90,  -1.49,   0.03,
07/17 05Z,   0.50,  -1.28,  99.90,  -0.75,   0.03,  (max)
07/17 06Z,   0.50,  -1.60,  99.90,  -1.08,   0.02,
07/17 07Z,   0.60,  -2.88,  99.90,  -2.27,   0.01,
07/17 08Z,   0.60,  -4.83,  99.90,  -4.22,   0.00,
07/17 09Z,   0.60,  -7.06,  99.90,  -6.46,  -0.00,
07/17 10Z,   0.60,  -9.13,  99.90,  -8.54,  -0.01,
07/17 11Z,   0.60, -10.52,  99.90,  -9.93,  -0.02,
07/17 12Z,   0.50, -10.89,  99.90, -10.41,  -0.03,  (min)
07/17 13Z,   0.50, -10.30,  99.90,  -9.82,  -0.03,
07/17 14Z,   0.50,  -9.09,  99.90,  -8.62,  -0.03,
07/17 15Z,   0.50,  -7.67,  99.90,  -7.19,  -0.03,
07/17 16Z,   0.50,  -6.38,  99.90,  -5.91,  -0.03,
07/17 17Z,   0.50,  -5.57,  99.90,  -5.10,  -0.03,
07/17 18Z,   0.50,  -5.46,  99.90,  -4.99,  -0.03,  (max)
07/17 19Z,   0.50,  -6.02,  99.90,  -5.55,  -0.03,
07/17 20Z,   0.50,  -7.04,  99.90,  -6.57,  -0.03,
07/17 21Z,   0.50,  -8.23,  99.90,  -7.76,  -0.03,
07/17 22Z,   0.50,  -9.29,  99.90,  -8.82,  -0.03,
07/17 23Z,   0.50,  -9.84,  99.90,  -9.37,  -0.03,  (min)
07/18 00Z,   0.50,  -9.55,  99.90,  -9.08,  -0.03,
07/18 01Z,   0.50,  -8.38,  99.90,  -7.90,  -0.03,
07/18 02Z,   0.50,  -6.60,  99.90,  -6.13,  -0.03,
07/18 03Z,   0.50,  -4.64,  99.90,  -4.17,  -0.03,
07/18 04Z,   0.60,  -2.88,  99.90,  -2.30,  -0.03,
07/18 05Z,   0.60,  -1.68,  99.90,  -1.11,  -0.03,
07/18 06Z,   0.60,  -1.39,  99.90,  -0.82,  -0.03,  (max)
07/18 07Z,   0.60,  -2.14,  99.90,  -1.56,  -0.03,
07/18 08Z,   0.60,  -3.76,  99.90,  -3.19,  -0.03,
07/18 09Z,   0.60,  -5.96,  99.90,  -5.38,  -0.03,
07/18 10Z,   0.60,  -8.37,  99.90,  -7.79,  -0.03,
07/18 11Z,   0.60, -10.52,  99.90,  -9.94,  -0.03,
07/18 12Z,   0.60, -11.90,  99.90, -11.32,  -0.03,
07/18 13Z,   0.60, -12.20,  99.90, -11.63,  -0.03,  (min)
07/18 14Z,   0.60, -11.51,  99.90, -10.94,  -0.03,
07/18 15Z,   0.50, -10.16,  99.90,  -9.69,  -0.03,
07/18 16Z,   0.50,  -8.53,  99.90,  -8.05,  -0.03,
07/18 17Z,   0.50,  -6.98,  99.90,  -6.50,  -0.03,
07/18 18Z,   0.50,  -5.86,  99.90,  -5.39,  -0.03,
07/18 19Z,   0.50,  -5.39,  99.90,  -4.91,  -0.03,  (max)
07/18 20Z,   0.50,  -5.52,  99.90,  -5.05,  -0.03,
07/18 21Z,   0.50,  -6.07,  99.90,  -5.59,  -0.03,
07/18 22Z,   0.50,  -6.82,  99.90,  -6.35,  -0.03,
07/18 23Z,   0.50,  -7.55,  99.90,  -7.08,  -0.03,
07/19 00Z,   0.50,  -7.93,  99.90,  -7.46,  -0.03,  (min)
07/19 01Z,   0.50,  -7.68,  99.90,  -7.20,  -0.03,
07/19 02Z,   0.50,  -6.74,  99.90,  -6.26,  -0.03,
07/19 03Z,   0.50,  -5.35,  99.90,  -4.87,  -0.03,
07/19 04Z,   0.50,  -3.82,  99.90,  -3.34,  -0.03,
07/19 05Z,   0.60,  -2.47,  99.90,  -1.90,  -0.03,
07/19 06Z,   0.60,  -1.67,  99.90,  -1.10,  -0.03,  (max)
07/19 07Z,   0.60,  -1.74,  99.90,  -1.16,  -0.03,
07/19 08Z,   0.60,  -2.78,  99.90,  -2.20,  -0.03,
07/19 09Z,   0.60,  -4.63,  99.90,  -4.06,  -0.03,
07/19 10Z,   0.50,  -7.01,  99.90,  -6.53,  -0.03,
07/19 11Z,   0.50,  -9.55,  99.90,  -9.07,  -0.03,
07/19 12Z,   0.50, -11.78,  99.90, -11.30,  -0.03,
07/19 13Z,   0.50, -13.17,  99.90, -12.70,  -0.03,
07/19 14Z,   0.50, -13.44,  99.90, -12.97,  -0.03,  (min)
07/19 15Z,   0.50, -12.65,  99.90, -12.18,  -0.03,
07/19 16Z,   0.50, -11.13,  99.90, -10.65,  -0.03,
07/19 17Z,   0.50,  -9.23,  99.90,  -8.76,  -0.03,
07/19 18Z,   0.50,  -7.36,  99.90,  -6.89,  -0.03,
07/19 19Z,   0.50,  -5.89,  99.90,  -5.41,  -0.03,
07/19 20Z,   0.40,  -5.02,  99.90,  -4.64,  -0.03,
07/19 21Z,   0.40,  -4.73,  99.90,  -4.35,  -0.03,  (max)
07/19 22Z,   0.40,  -4.86,  99.90,  -4.49,  -0.03,
07/19 23Z,   0.40,  -5.31,  99.90,  -4.93,  -0.03,
07/20 00Z,   0.40,  -5.88,  99.90,  -5.51,  -0.03,
07/20 01Z,   0.40,  -6.28,  99.90,  -5.91,  -0.03,  (min)
07/20 02Z,   0.40,  -6.22,  99.90,  -5.85,  -0.03,
07/20 03Z,   0.50,  -5.61,  99.90,  -5.14,  -0.03,
07/20 04Z,   0.50,  -4.61,  99.90,  -4.14,  -0.03,
07/20 05Z,   0.50,  -3.44,  99.90,  -2.97,  -0.03,
07/20 06Z,   0.50,  -2.41,  99.90,  -1.93,  -0.03,
07/20 07Z,   0.50,  -1.87,  99.90,  -1.39,  -0.03,  (max)
07/20 08Z,   0.50,  -2.16,  99.90,  -1.69,  -0.03,
07/20 09Z,   0.50,  -3.38,  99.90,  -2.91,  -0.03,
07/20 10Z,   0.50,  -5.37,  99.90,  -4.90,  -0.03,
07/20 11Z,   0.50,  -7.88,  99.90,  -7.41,  -0.03,
07/20 12Z,   0.40, -10.54,  99.90, -10.17,  -0.03,
07/20 13Z,   0.40, -12.86,  99.90, -12.49,  -0.03,
07/20 14Z,   0.40, -14.29,  99.90, -13.91,  -0.03,
07/20 15Z,   0.40, -14.52,  99.90, -14.14,  -0.03,  (min)
07/20 16Z,   0.40, -13.60,  99.90, -13.23,  -0.03,
07/20 17Z,   0.40, -11.86,  99.90, -11.49,  -0.03,
07/20 18Z,   0.50,  -9.67,  99.90,  -9.20,  -0.03,