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.
#Friday Harbor, WA : 11/10/2025 14:21:41 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/08 18Z,   0.00,  -1.26,  -1.43,  99.90,  -0.17,  (max)
11/08 19Z,  -0.10,  -1.83,  -1.84,  99.90,   0.09,
11/08 20Z,  -0.10,  -2.25,  -2.14,  99.90,   0.21,
11/08 21Z,   0.00,  -2.41,  -2.28,  99.90,   0.13,  (min)
11/08 22Z,   0.00,  -2.32,  -2.24,  99.90,   0.08,
11/08 23Z,   0.00,  -2.11,  -2.04,  99.90,   0.07,
11/09 00Z,  -0.10,  -1.95,  -1.83,  99.90,   0.22,  (max)
11/09 01Z,   0.00,  -2.02,  -1.86,  99.90,   0.16,
11/09 02Z,   0.00,  -2.48,  -2.34,  99.90,   0.14,
11/09 03Z,  -0.10,  -3.48,  -3.28,  99.90,   0.30,
11/09 04Z,  -0.10,  -5.07,  -4.74,  99.90,   0.43,
11/09 05Z,   0.00,  -7.09,  -6.87,  99.90,   0.22,
11/09 06Z,   0.00,  -9.22,  -9.07,  99.90,   0.15,
11/09 07Z,  -0.10, -11.03, -10.99,  99.90,   0.14,
11/09 08Z,  -0.10, -12.14, -11.96,  99.90,   0.28,
11/09 09Z,  -0.10, -12.32, -12.08,  99.90,   0.34,  (min)
11/09 10Z,   0.00, -11.60, -11.41,  99.90,   0.19,
11/09 11Z,   0.00, -10.15, -10.22,  99.90,  -0.07,
11/09 12Z,  -0.10,  -8.24,  -8.48,  99.90,  -0.14,
11/09 13Z,  -0.10,  -6.14,  -6.42,  99.90,  -0.18,
11/09 14Z,   0.00,  -4.12,  -4.43,  99.90,  -0.31,
11/09 15Z,   0.00,  -2.43,  -2.68,  99.90,  -0.25,
11/09 16Z,  -0.10,  -1.28,  -1.48,  99.90,  -0.10,
11/09 17Z,   0.00,  -0.76,  -0.92,  99.90,  -0.16,  (max)
11/09 18Z,   0.00,  -0.81,  -0.96,  99.90,  -0.15,
11/09 19Z,  -0.10,  -1.22,  -1.36,  99.90,  -0.04,
11/09 20Z,  -0.10,  -1.74,  -1.78,  99.90,   0.06,
11/09 21Z,   0.00,  -2.16,  -2.24,  99.90,  -0.08,
11/09 22Z,   0.00,  -2.37,  -2.49,  99.90,  -0.12,
11/09 23Z,  -0.10,  -2.41,  -2.54,  99.90,  -0.03,  (min)
11/10 00Z,  -0.10,  -2.35,  -2.44,  99.90,   0.01,
11/10 01Z,   0.00,  -2.33,  -2.37,  99.90,  -0.04,  (max)
11/10 02Z,   0.00,  -2.50,  -2.47,  99.90,   0.03,
11/10 03Z,   0.00,  -3.02,  -2.98,  99.90,   0.04,
11/10 04Z,   0.00,  -4.00,  -3.96,  99.90,   0.04,
11/10 05Z,   0.00,  -5.48,  -5.35,  99.90,   0.13,
11/10 06Z,   0.00,  -7.30,  -7.25,  99.90,   0.05,
11/10 07Z,   0.00,  -9.15,  -9.10,  99.90,   0.05,
11/10 08Z,   0.00, -10.66, -10.71,  99.90,  -0.05,
11/10 09Z,   0.00, -11.52, -11.64,  99.90,  -0.12,
11/10 10Z,  -0.10, -11.56, -11.65,  99.90,   0.01,  (min)
11/10 11Z,  -0.10, -10.82, -10.96,  99.90,  -0.04,
11/10 12Z,  -0.20,  -9.46,  -9.70,  99.90,  -0.04,
11/10 13Z,  -0.10,  -7.70,  -8.03,  99.90,  -0.23,
11/10 14Z,  -0.10,  -5.77,  -6.12,  99.90,  -0.25,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/10 15Z,  -0.10,  -3.92,  99.90,  -4.25,  -0.22,
11/10 16Z,  -0.20,  -2.39,  99.90,  -2.78,  -0.19,
11/10 17Z,  -0.10,  -1.35,  99.90,  -1.62,  -0.17,
11/10 18Z,  -0.10,  -0.89,  99.90,  -1.13,  -0.14,  (max)
11/10 19Z,  -0.10,  -0.95,  99.90,  -1.17,  -0.11,
11/10 20Z,  -0.20,  -1.36,  99.90,  -1.64,  -0.09,
11/10 21Z,  -0.20,  -1.89,  99.90,  -2.14,  -0.06,
11/10 22Z,  -0.20,  -2.36,  99.90,  -2.59,  -0.03,
11/10 23Z,  -0.20,  -2.69,  99.90,  -2.90,  -0.00,
11/11 00Z,  -0.20,  -2.87,  99.90,  -3.05,   0.02,  (min)
11/11 01Z,  -0.10,  -2.95,  99.90,  -3.00,   0.05,  (max)
11/11 02Z,  -0.10,  -3.02,  99.90,  -3.04,   0.08,
11/11 03Z,  -0.10,  -3.21,  99.90,  -3.24,   0.08,
11/11 04Z,  -0.10,  -3.67,  99.90,  -3.70,   0.08,
11/11 05Z,  -0.20,  -4.52,  99.90,  -4.64,   0.08,
11/11 06Z,  -0.30,  -5.76,  99.90,  -5.98,   0.08,
11/11 07Z,  -0.20,  -7.27,  99.90,  -7.39,   0.08,
11/11 08Z,  -0.20,  -8.78,  99.90,  -8.90,   0.08,
11/11 09Z,  -0.30,  -9.98,  99.90, -10.21,   0.08,
11/11 10Z,  -0.30, -10.63,  99.90, -10.85,   0.08,  (min)
11/11 11Z,  -0.20, -10.59,  99.90, -10.71,   0.08,
11/11 12Z,  -0.20,  -9.90,  99.90, -10.02,   0.08,
11/11 13Z,  -0.20,  -8.68,  99.90,  -8.80,   0.08,
11/11 14Z,  -0.30,  -7.10,  99.90,  -7.32,   0.08,
11/11 15Z,  -0.30,  -5.37,  99.90,  -5.59,   0.08,
11/11 16Z,  -0.30,  -3.72,  99.90,  -3.94,   0.08,
11/11 17Z,  -0.30,  -2.35,  99.90,  -2.57,   0.08,
11/11 18Z,  -0.30,  -1.44,  99.90,  -1.66,   0.08,
11/11 19Z,  -0.30,  -1.07,  99.90,  -1.29,   0.08,  (max)
11/11 20Z,  -0.30,  -1.18,  99.90,  -1.41,   0.08,
11/11 21Z,  -0.20,  -1.65,  99.90,  -1.77,   0.08,
11/11 22Z,  -0.20,  -2.27,  99.90,  -2.39,   0.08,
11/11 23Z,  -0.20,  -2.87,  99.90,  -2.99,   0.08,
11/12 00Z,  -0.20,  -3.36,  99.90,  -3.48,   0.08,
11/12 01Z,  -0.20,  -3.68,  99.90,  -3.80,   0.08,
11/12 02Z,  -0.10,  -3.85,  99.90,  -3.87,   0.08,
11/12 03Z,  -0.10,  -3.94,  99.90,  -3.96,   0.08,
11/12 04Z,  -0.10,  -4.07,  99.90,  -4.09,   0.08,
11/12 05Z,  -0.10,  -4.38,  99.90,  -4.40,   0.08,
11/12 06Z,  -0.10,  -4.98,  99.90,  -5.00,   0.08,
11/12 07Z,  -0.10,  -5.90,  99.90,  -5.92,   0.08,
11/12 08Z,  -0.10,  -7.04,  99.90,  -7.06,   0.08,
11/12 09Z,  -0.10,  -8.19,  99.90,  -8.21,   0.08,
11/12 10Z,   0.00,  -9.11,  99.90,  -9.03,   0.08,
11/12 11Z,   0.00,  -9.59,  99.90,  -9.51,   0.08,  (min)
11/12 12Z,   0.00,  -9.52,  99.90,  -9.44,   0.08,
11/12 13Z,   0.00,  -8.90,  99.90,  -8.83,   0.08,
11/12 14Z,   0.00,  -7.83,  99.90,  -7.75,   0.08,
11/12 15Z,   0.00,  -6.43,  99.90,  -6.35,   0.08,
11/12 16Z,   0.00,  -4.90,  99.90,  -4.82,   0.08,
11/12 17Z,   0.00,  -3.44,  99.90,  -3.36,   0.08,
11/12 18Z,   0.00,  -2.25,  99.90,  -2.17,   0.08,
11/12 19Z,   0.00,  -1.49,  99.90,  -1.42,   0.08,
11/12 20Z,   0.00,  -1.26,  99.90,  -1.18,   0.08,  (max)
11/12 21Z,   0.00,  -1.51,  99.90,  -1.43,   0.08,
11/12 22Z,   0.00,  -2.12,  99.90,  -2.04,   0.08,
11/12 23Z,   0.10,  -2.91,  99.90,  -2.73,   0.08,
11/13 00Z,   0.10,  -3.69,  99.90,  -3.52,   0.08,
11/13 01Z,   0.00,  -4.33,  99.90,  -4.25,   0.08,
11/13 02Z,   0.10,  -4.75,  99.90,  -4.57,   0.08,
11/13 03Z,   0.10,  -4.94,  99.90,  -4.76,   0.08,
11/13 04Z,   0.10,  -4.97,  99.90,  -4.79,   0.08,  (min)
11/13 05Z,   0.10,  -4.95,  99.90,  -4.77,   0.08,
11/13 06Z,   0.20,  -5.02,  99.90,  -4.74,   0.08,  (max)
11/13 07Z,   0.20,  -5.31,  99.90,  -5.03,   0.08,
11/13 08Z,   0.20,  -5.86,  99.90,  -5.58,   0.08,
11/13 09Z,   0.30,  -6.62,  99.90,  -6.24,   0.08,
11/13 10Z,   0.40,  -7.44,  99.90,  -6.96,   0.08,
11/13 11Z,   0.40,  -8.12,  99.90,  -7.64,   0.08,
11/13 12Z,   0.40,  -8.48,  99.90,  -8.01,   0.08,  (min)
11/13 13Z,   0.40,  -8.41,  99.90,  -7.93,   0.08,
11/13 14Z,   0.50,  -7.87,  99.90,  -7.29,   0.08,
11/13 15Z,   0.50,  -6.92,  99.90,  -6.34,   0.08,
11/13 16Z,   0.50,  -5.69,  99.90,  -5.11,   0.08,
11/13 17Z,   0.50,  -4.35,  99.90,  -3.77,   0.08,
11/13 18Z,   0.70,  -3.09,  99.90,  -2.31,   0.08,
11/13 19Z,   0.80,  -2.10,  99.90,  -1.22,   0.08,
11/13 20Z,   0.80,  -1.55,  99.90,  -0.67,   0.08,
11/13 21Z,   0.80,  -1.52,  99.90,  -0.64,   0.08,  (max)
11/13 22Z,   0.80,  -1.99,  99.90,  -1.12,   0.08,
11/13 23Z,   0.80,  -2.83,  99.90,  -1.96,   0.08,
11/14 00Z,   0.80,  -3.84,  99.90,  -2.96,   0.08,
11/14 01Z,   0.70,  -4.80,  99.90,  -4.02,   0.08,
11/14 02Z,   0.80,  -5.53,  99.90,  -4.66,   0.08,
11/14 03Z,   0.80,  -5.96,  99.90,  -5.09,   0.08,
11/14 04Z,   0.70,  -6.08,  99.90,  -5.30,   0.08,  (min)
11/14 05Z,   0.70,  -5.95,  99.90,  -5.17,   0.08,
11/14 06Z,   0.70,  -5.70,  99.90,  -4.92,   0.08,