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 : 04/20/2025 08:21:30 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 12Z,   0.20,  -5.07,  -5.06,  99.90,  -0.19,
04/18 13Z,   0.20,  -4.60,  -4.54,  99.90,  -0.14,
04/18 14Z,   0.20,  -4.28,  -4.07,  99.90,   0.01,
04/18 15Z,   0.20,  -4.26,  -3.98,  99.90,   0.08,  (max)
04/18 16Z,   0.20,  -4.75,  -4.57,  99.90,  -0.02,
04/18 17Z,   0.20,  -5.89,  -5.88,  99.90,  -0.19,
04/18 18Z,   0.20,  -7.61,  -7.67,  99.90,  -0.26,
04/18 19Z,   0.20,  -9.64,  -9.87,  99.90,  -0.43,
04/18 20Z,   0.20, -11.66, -11.93,  99.90,  -0.47,
04/18 21Z,   0.20, -13.25, -13.26,  99.90,  -0.21,
04/18 22Z,   0.20, -13.96, -13.59,  99.90,   0.17,  (min)
04/18 23Z,   0.20, -13.51, -12.84,  99.90,   0.47,
04/19 00Z,   0.10, -12.00, -11.43,  99.90,   0.47,
04/19 01Z,   0.10,  -9.87,  -9.35,  99.90,   0.42,
04/19 02Z,   0.10,  -7.58,  -7.03,  99.90,   0.45,
04/19 03Z,   0.10,  -5.52,  -5.06,  99.90,   0.36,
04/19 04Z,   0.20,  -3.97,  -3.66,  99.90,   0.11,
04/19 05Z,   0.20,  -3.12,  -2.91,  99.90,   0.01,
04/19 06Z,   0.20,  -2.95,  -2.70,  99.90,   0.05,  (max)
04/19 07Z,   0.20,  -3.26,  -2.93,  99.90,   0.13,
04/19 08Z,   0.20,  -3.83,  -3.52,  99.90,   0.11,
04/19 09Z,   0.20,  -4.50,  -4.27,  99.90,   0.03,
04/19 10Z,   0.20,  -5.08,  -4.91,  99.90,  -0.03,
04/19 11Z,   0.20,  -5.36,  -5.28,  99.90,  -0.12,
04/19 12Z,   0.30,  -5.29,  -5.28,  99.90,  -0.29,  (min)
04/19 13Z,   0.30,  -5.03,  -5.00,  99.90,  -0.27,
04/19 14Z,   0.30,  -4.78,  -4.74,  99.90,  -0.26,
04/19 15Z,   0.30,  -4.65,  -4.52,  99.90,  -0.17,  (max)
04/19 16Z,   0.30,  -4.78,  -4.66,  99.90,  -0.18,
04/19 17Z,   0.30,  -5.34,  -5.37,  99.90,  -0.33,
04/19 18Z,   0.20,  -6.47,  -6.71,  99.90,  -0.44,
04/19 19Z,   0.20,  -8.09,  -8.42,  99.90,  -0.53,
04/19 20Z,   0.20,  -9.95, -10.39,  99.90,  -0.64,
04/19 21Z,   0.10, -11.75, -12.15,  99.90,  -0.50,
04/19 22Z,   0.10, -13.10, -13.19,  99.90,  -0.19,
04/19 23Z,   0.10, -13.62, -13.27,  99.90,   0.25,  (min)
04/20 00Z,   0.00, -13.06, -12.51,  99.90,   0.55,
04/20 01Z,   0.00, -11.58, -11.05,  99.90,   0.53,
04/20 02Z,   0.00,  -9.57,  -9.02,  99.90,   0.55,
04/20 03Z,   0.00,  -7.45,  -6.88,  99.90,   0.57,
04/20 04Z,   0.00,  -5.54,  -5.01,  99.90,   0.53,
04/20 05Z,   0.10,  -4.09,  -3.72,  99.90,   0.27,
04/20 06Z,   0.10,  -3.27,  -3.01,  99.90,   0.16,
04/20 07Z,   0.10,  -3.07,  -2.84,  99.90,   0.13,  (max)
04/20 08Z,   0.10,  -3.30,  -3.05,  99.90,   0.15,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 09Z,   0.10,  -3.80,  99.90,  -3.56,   0.14,
04/20 10Z,   0.00,  -4.43,  99.90,  -4.31,   0.12,
04/20 11Z,   0.00,  -5.02,  99.90,  -4.91,   0.10,
04/20 12Z,   0.00,  -5.37,  99.90,  -5.28,   0.08,
04/20 13Z,   0.00,  -5.43,  99.90,  -5.37,   0.07,  (min)
04/20 14Z,   0.00,  -5.33,  99.90,  -5.28,   0.05,
04/20 15Z,   0.00,  -5.20,  99.90,  -5.17,   0.03,
04/20 16Z,   0.00,  -5.13,  99.90,  -5.11,   0.01,  (max)
04/20 17Z,   0.00,  -5.23,  99.90,  -5.24,  -0.00,
04/20 18Z,   0.00,  -5.73,  99.90,  -5.75,  -0.02,
04/20 19Z,   0.00,  -6.74,  99.90,  -6.78,  -0.04,
04/20 20Z,   0.00,  -8.21,  99.90,  -8.26,  -0.06,
04/20 21Z,   0.00,  -9.89,  99.90,  -9.95,  -0.06,
04/20 22Z,   0.00, -11.54,  99.90, -11.59,  -0.06,
04/20 23Z,   0.00, -12.78,  99.90, -12.84,  -0.06,
04/21 00Z,   0.00, -13.24,  99.90, -13.30,  -0.06,  (min)
04/21 01Z,   0.00, -12.71,  99.90, -12.77,  -0.06,
04/21 02Z,   0.00, -11.33,  99.90, -11.39,  -0.06,
04/21 03Z,   0.00,  -9.46,  99.90,  -9.51,  -0.06,
04/21 04Z,   0.00,  -7.43,  99.90,  -7.49,  -0.06,
04/21 05Z,   0.00,  -5.56,  99.90,  -5.61,  -0.06,
04/21 06Z,   0.10,  -4.11,  99.90,  -4.06,  -0.06,
04/21 07Z,   0.10,  -3.27,  99.90,  -3.22,  -0.06,
04/21 08Z,   0.10,  -3.03,  99.90,  -2.98,  -0.06,  (max)
04/21 09Z,   0.10,  -3.24,  99.90,  -3.19,  -0.06,
04/21 10Z,   0.10,  -3.77,  99.90,  -3.73,  -0.06,
04/21 11Z,   0.10,  -4.51,  99.90,  -4.47,  -0.06,
04/21 12Z,   0.00,  -5.26,  99.90,  -5.31,  -0.06,
04/21 13Z,   0.00,  -5.78,  99.90,  -5.84,  -0.06,
04/21 14Z,   0.00,  -5.99,  99.90,  -6.05,  -0.06,  (min)
04/21 15Z,   0.00,  -5.97,  99.90,  -6.02,  -0.06,
04/21 16Z,   0.00,  -5.81,  99.90,  -5.87,  -0.06,
04/21 17Z,   0.00,  -5.60,  99.90,  -5.66,  -0.06,
04/21 18Z,   0.00,  -5.53,  99.90,  -5.58,  -0.06,  (max)
04/21 19Z,   0.00,  -5.84,  99.90,  -5.89,  -0.06,
04/21 20Z,   0.00,  -6.68,  99.90,  -6.73,  -0.06,
04/21 21Z,   0.00,  -7.98,  99.90,  -8.03,  -0.06,
04/21 22Z,   0.00,  -9.55,  99.90,  -9.60,  -0.06,
04/21 23Z,   0.00, -11.14,  99.90, -11.19,  -0.06,
04/22 00Z,   0.00, -12.38,  99.90, -12.44,  -0.06,
04/22 01Z,   0.00, -12.89,  99.90, -12.95,  -0.06,  (min)
04/22 02Z,   0.00, -12.44,  99.90, -12.50,  -0.06,
04/22 03Z,   0.00, -11.15,  99.90, -11.21,  -0.06,
04/22 04Z,   0.00,  -9.33,  99.90,  -9.39,  -0.06,
04/22 05Z,   0.00,  -7.30,  99.90,  -7.36,  -0.06,
04/22 06Z,   0.00,  -5.37,  99.90,  -5.43,  -0.06,
04/22 07Z,   0.00,  -3.88,  99.90,  -3.93,  -0.06,
04/22 08Z,   0.00,  -3.03,  99.90,  -3.09,  -0.06,
04/22 09Z,   0.00,  -2.84,  99.90,  -2.89,  -0.06,  (max)
04/22 10Z,   0.00,  -3.17,  99.90,  -3.23,  -0.06,
04/22 11Z,   0.00,  -3.93,  99.90,  -3.99,  -0.06,
04/22 12Z,   0.00,  -4.96,  99.90,  -5.02,  -0.06,
04/22 13Z,   0.00,  -5.98,  99.90,  -6.04,  -0.06,
04/22 14Z,   0.00,  -6.70,  99.90,  -6.76,  -0.06,
04/22 15Z,   0.00,  -6.98,  99.90,  -7.04,  -0.06,  (min)
04/22 16Z,   0.00,  -6.88,  99.90,  -6.93,  -0.06,
04/22 17Z,   0.00,  -6.49,  99.90,  -6.54,  -0.06,
04/22 18Z,   0.00,  -5.96,  99.90,  -6.02,  -0.06,
04/22 19Z,   0.00,  -5.57,  99.90,  -5.63,  -0.06,  (max)
04/22 20Z,   0.00,  -5.63,  99.90,  -5.69,  -0.06,
04/22 21Z,   0.00,  -6.28,  99.90,  -6.34,  -0.06,
04/22 22Z,   0.00,  -7.46,  99.90,  -7.52,  -0.06,
04/22 23Z,   0.00,  -8.99,  99.90,  -9.05,  -0.06,
04/23 00Z,   0.00, -10.62,  99.90, -10.68,  -0.06,
04/23 01Z,   0.00, -11.95,  99.90, -12.00,  -0.06,
04/23 02Z,   0.00, -12.54,  99.90, -12.59,  -0.06,  (min)
04/23 03Z,   0.00, -12.15,  99.90, -12.20,  -0.06,
04/23 04Z,   0.00, -10.87,  99.90, -10.93,  -0.06,
04/23 05Z,   0.00,  -8.99,  99.90,  -9.05,  -0.06,
04/23 06Z,   0.00,  -6.86,  99.90,  -6.92,  -0.06,
04/23 07Z,   0.00,  -4.85,  99.90,  -4.91,  -0.06,
04/23 08Z,   0.00,  -3.36,  99.90,  -3.42,  -0.06,
04/23 09Z,   0.00,  -2.62,  99.90,  -2.68,  -0.06,  (max)
04/23 10Z,   0.00,  -2.65,  99.90,  -2.71,  -0.06,
04/23 11Z,   0.00,  -3.32,  99.90,  -3.38,  -0.06,
04/23 12Z,   0.00,  -4.49,  99.90,  -4.55,  -0.06,
04/23 13Z,   0.00,  -5.94,  99.90,  -6.00,  -0.06,
04/23 14Z,   0.00,  -7.28,  99.90,  -7.34,  -0.06,
04/23 15Z,   0.00,  -8.13,  99.90,  -8.18,  -0.06,
04/23 16Z,   0.00,  -8.32,  99.90,  -8.37,  -0.06,  (min)
04/23 17Z,   0.00,  -7.92,  99.90,  -7.97,  -0.06,
04/23 18Z,   0.00,  -7.10,  99.90,  -7.15,  -0.06,
04/23 19Z,   0.00,  -6.11,  99.90,  -6.17,  -0.06,
04/23 20Z,   0.00,  -5.34,  99.90,  -5.39,  -0.06,
04/23 21Z,   0.00,  -5.13,  99.90,  -5.18,  -0.06,  (max)
04/23 22Z,   0.00,  -5.63,  99.90,  -5.68,  -0.06,
04/23 23Z,   0.00,  -6.75,  99.90,  -6.81,  -0.06,
04/24 00Z,   0.00,  -8.31,  99.90,  -8.37,  -0.06,