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.

	Cherry Point, WA

	Friday Harbor WA

	Port Townsend

	Seattle, WA

	Port Angeles, WA

	Neah Bay, WA

	Toke Point, WA

	Astoria, OR

	South Beach, OR

	Charleston, OR

	Port Orford, OR

	Crescent City, CA

	North Spit, CA

	Arena Cove, CA

	Point Reyes, CA

	Port Chicago, CA

	San Francisco CA
#Friday Harbor, WA : 10/07/2026 20:22:07 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/06 00Z,   0.40,   7.06,   7.21,  99.90,  -0.25,
10/06 01Z,   0.50,   6.41,   6.54,  99.90,  -0.37,
10/06 02Z,   0.50,   5.83,   6.00,  99.90,  -0.33,
10/06 03Z,   0.50,   5.45,   5.71,  99.90,  -0.24,
10/06 04Z,   0.50,   5.31,   5.66,  99.90,  -0.15,
10/06 05Z,   0.50,   5.37,   5.53,  99.90,  -0.34,  (min)
10/06 06Z,   0.60,   5.50,   5.73,  99.90,  -0.37,
10/06 07Z,   0.50,   5.57,   5.96,  99.90,  -0.11,  (max)
10/06 08Z,   0.50,   5.43,   5.92,  99.90,  -0.01,
10/06 09Z,   0.50,   4.97,   5.53,  99.90,   0.06,
10/06 10Z,   0.50,   4.16,   4.78,  99.90,   0.12,
10/06 11Z,   0.50,   3.07,   3.66,  99.90,   0.09,
10/06 12Z,   0.50,   1.87,   2.52,  99.90,   0.15,
10/06 13Z,   0.60,   0.83,   1.30,  99.90,  -0.13,
10/06 14Z,   0.60,   0.20,   0.48,  99.90,  -0.32,
10/06 15Z,   0.50,   0.14,   0.31,  99.90,  -0.33,  (min)
10/06 16Z,   0.50,   0.66,   0.70,  99.90,  -0.46,
10/06 17Z,   0.50,   1.67,   1.61,  99.90,  -0.56,
10/06 18Z,   0.50,   3.00,   3.02,  99.90,  -0.48,
10/06 19Z,   0.50,   4.45,   4.46,  99.90,  -0.49,
10/06 20Z,   0.40,   5.81,   5.86,  99.90,  -0.35,
10/06 21Z,   0.50,   6.90,   6.94,  99.90,  -0.46,
10/06 22Z,   0.50,   7.53,   7.57,  99.90,  -0.46,
10/06 23Z,   0.50,   7.61,   7.83,  99.90,  -0.28,  (max)
10/07 00Z,   0.40,   7.18,   7.42,  99.90,  -0.16,
10/07 01Z,   0.50,   6.39,   6.64,  99.90,  -0.25,
10/07 02Z,   0.50,   5.52,   5.73,  99.90,  -0.29,
10/07 03Z,   0.40,   4.81,   5.06,  99.90,  -0.15,
10/07 04Z,   0.40,   4.41,   4.77,  99.90,  -0.04,
10/07 05Z,   0.40,   4.36,   4.72,  99.90,  -0.04,  (min)
10/07 06Z,   0.50,   4.57,   4.94,  99.90,  -0.13,
10/07 07Z,   0.40,   4.93,   5.42,  99.90,   0.09,
10/07 08Z,   0.40,   5.25,   5.81,  99.90,   0.16,
10/07 09Z,   0.40,   5.39,   5.99,  99.90,   0.20,  (max)
10/07 10Z,   0.50,   5.19,   5.79,  99.90,   0.10,
10/07 11Z,   0.40,   4.58,   5.21,  99.90,   0.23,
10/07 12Z,   0.50,   3.61,   4.26,  99.90,   0.15,
10/07 13Z,   0.60,   2.49,   3.06,  99.90,  -0.03,
10/07 14Z,   0.60,   1.49,   1.90,  99.90,  -0.19,
10/07 15Z,   0.60,   0.89,   1.02,  99.90,  -0.47,
10/07 16Z,   0.50,   0.85,   0.87,  99.90,  -0.48,  (min)
10/07 17Z,   0.60,   1.40,   1.35,  99.90,  -0.65,
10/07 18Z,   0.60,   2.40,   2.27,  99.90,  -0.73,
10/07 19Z,   0.50,   3.70,   3.63,  99.90,  -0.57,
10/07 20Z,   0.50,   5.07,   5.11,  99.90,  -0.46,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/07 21Z,   0.60,   6.31,  99.90,   6.47,  -0.44,
10/07 22Z,   0.60,   7.20,  99.90,   7.37,  -0.42,
10/07 23Z,   0.60,   7.54,  99.90,   7.74,  -0.40,  (max)
10/08 00Z,   0.50,   7.27,  99.90,   7.39,  -0.38,
10/08 01Z,   0.60,   6.47,  99.90,   6.71,  -0.36,
10/08 02Z,   0.60,   5.38,  99.90,   5.64,  -0.34,
10/08 03Z,   0.60,   4.33,  99.90,   4.61,  -0.32,
10/08 04Z,   0.60,   3.58,  99.90,   3.88,  -0.30,
10/08 05Z,   0.60,   3.27,  99.90,   3.59,  -0.28,  (min)
10/08 06Z,   0.60,   3.40,  99.90,   3.74,  -0.26,
10/08 07Z,   0.60,   3.85,  99.90,   4.22,  -0.24,
10/08 08Z,   0.60,   4.48,  99.90,   4.86,  -0.22,
10/08 09Z,   0.60,   5.10,  99.90,   5.48,  -0.22,
10/08 10Z,   0.60,   5.50,  99.90,   5.88,  -0.22,
10/08 11Z,   0.60,   5.52,  99.90,   5.90,  -0.22,  (max)
10/08 12Z,   0.70,   5.06,  99.90,   5.54,  -0.22,
10/08 13Z,   0.70,   4.19,  99.90,   4.67,  -0.22,
10/08 14Z,   0.60,   3.13,  99.90,   3.51,  -0.22,
10/08 15Z,   0.60,   2.21,  99.90,   2.59,  -0.22,
10/08 16Z,   0.60,   1.70,  99.90,   2.09,  -0.22,  (min)
10/08 17Z,   0.70,   1.76,  99.90,   2.24,  -0.22,
10/08 18Z,   0.60,   2.36,  99.90,   2.74,  -0.22,
10/08 19Z,   0.60,   3.37,  99.90,   3.75,  -0.22,
10/08 20Z,   0.70,   4.60,  99.90,   5.08,  -0.22,
10/08 21Z,   0.70,   5.83,  99.90,   6.31,  -0.22,
10/08 22Z,   0.70,   6.84,  99.90,   7.32,  -0.22,
10/08 23Z,   0.70,   7.39,  99.90,   7.88,  -0.22,  (max)
10/09 00Z,   0.70,   7.33,  99.90,   7.81,  -0.22,
10/09 01Z,   0.80,   6.63,  99.90,   7.21,  -0.22,
10/09 02Z,   0.80,   5.45,  99.90,   6.03,  -0.22,
10/09 03Z,   0.80,   4.11,  99.90,   4.70,  -0.22,
10/09 04Z,   0.90,   2.98,  99.90,   3.66,  -0.22,
10/09 05Z,   0.90,   2.32,  99.90,   3.00,  -0.22,
10/09 06Z,   0.90,   2.21,  99.90,   2.89,  -0.22,  (min)
10/09 07Z,   0.90,   2.61,  99.90,   3.29,  -0.22,
10/09 08Z,   0.90,   3.36,  99.90,   4.04,  -0.22,
10/09 09Z,   0.90,   4.28,  99.90,   4.96,  -0.22,
10/09 10Z,   1.00,   5.16,  99.90,   5.94,  -0.22,
10/09 11Z,   1.00,   5.77,  99.90,   6.55,  -0.22,
10/09 12Z,   1.10,   5.94,  99.90,   6.82,  -0.22,  (max)
10/09 13Z,   1.10,   5.57,  99.90,   6.45,  -0.22,
10/09 14Z,   1.20,   4.77,  99.90,   5.75,  -0.22,
10/09 15Z,   1.20,   3.80,  99.90,   4.78,  -0.22,
10/09 16Z,   1.20,   3.00,  99.90,   3.98,  -0.22,
10/09 17Z,   1.20,   2.63,  99.90,   3.61,  -0.22,  (min)
10/09 18Z,   1.20,   2.81,  99.90,   3.79,  -0.22,
10/09 19Z,   1.10,   3.46,  99.90,   4.34,  -0.22,
10/09 20Z,   1.10,   4.44,  99.90,   5.32,  -0.22,
10/09 21Z,   1.10,   5.54,  99.90,   6.42,  -0.22,
10/09 22Z,   1.00,   6.54,  99.90,   7.32,  -0.22,
10/09 23Z,   1.00,   7.22,  99.90,   8.00,  -0.22,
10/10 00Z,   1.00,   7.35,  99.90,   8.13,  -0.22,  (max)
10/10 01Z,   1.00,   6.82,  99.90,   7.60,  -0.22,
10/10 02Z,   1.00,   5.68,  99.90,   6.46,  -0.22,
10/10 03Z,   0.90,   4.19,  99.90,   4.87,  -0.22,
10/10 04Z,   0.90,   2.73,  99.90,   3.41,  -0.22,
10/10 05Z,   0.90,   1.67,  99.90,   2.35,  -0.22,
10/10 06Z,   0.80,   1.22,  99.90,   1.80,  -0.22,  (min)
10/10 07Z,   0.80,   1.41,  99.90,   1.99,  -0.22,
10/10 08Z,   0.80,   2.13,  99.90,   2.71,  -0.22,
10/10 09Z,   0.80,   3.18,  99.90,   3.76,  -0.22,
10/10 10Z,   0.80,   4.36,  99.90,   4.94,  -0.22,
10/10 11Z,   0.90,   5.45,  99.90,   6.13,  -0.22,
10/10 12Z,   0.90,   6.20,  99.90,   6.88,  -0.22,
10/10 13Z,   0.90,   6.43,  99.90,   7.11,  -0.22,  (max)
10/10 14Z,   0.90,   6.10,  99.90,   6.78,  -0.22,
10/10 15Z,   0.80,   5.35,  99.90,   5.93,  -0.22,
10/10 16Z,   0.80,   4.48,  99.90,   5.07,  -0.22,
10/10 17Z,   0.80,   3.83,  99.90,   4.41,  -0.22,
10/10 18Z,   0.80,   3.62,  99.90,   4.20,  -0.22,  (min)
10/10 19Z,   0.80,   3.89,  99.90,   4.47,  -0.22,
10/10 20Z,   0.80,   4.56,  99.90,   5.14,  -0.22,
10/10 21Z,   0.80,   5.44,  99.90,   6.02,  -0.22,
10/10 22Z,   0.80,   6.33,  99.90,   6.92,  -0.22,
10/10 23Z,   0.80,   7.03,  99.90,   7.61,  -0.22,
10/11 00Z,   0.80,   7.30,  99.90,   7.89,  -0.22,  (max)
10/11 01Z,   0.80,   6.98,  99.90,   7.56,  -0.22,
10/11 02Z,   0.80,   6.00,  99.90,   6.58,  -0.22,
10/11 03Z,   0.80,   4.50,  99.90,   5.09,  -0.22,
10/11 04Z,   0.80,   2.84,  99.90,   3.42,  -0.22,
10/11 05Z,   0.80,   1.43,  99.90,   2.01,  -0.22,
10/11 06Z,   0.70,   0.58,  99.90,   1.06,  -0.22,
10/11 07Z,   0.70,   0.46,  99.90,   0.94,  -0.22,  (min)
10/11 08Z,   0.70,   1.00,  99.90,   1.48,  -0.22,
10/11 09Z,   0.70,   2.03,  99.90,   2.51,  -0.22,
10/11 10Z,   0.70,   3.35,  99.90,   3.83,  -0.22,
10/11 11Z,   0.70,   4.73,  99.90,   5.21,  -0.22,
10/11 12Z,   0.70,   5.93,  99.90,   6.41,  -0.22,