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
#Port Townsend, WA : 08/17/2026 20:22:11 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 00Z,   0.40,   6.16,   6.49,  99.90,  -0.07,
08/16 01Z,   0.50,   7.63,   8.00,  99.90,  -0.13,
08/16 02Z,   0.50,   8.48,   8.83,  99.90,  -0.15,  (max)
08/16 03Z,   0.40,   8.47,   8.77,  99.90,  -0.10,
08/16 04Z,   0.40,   7.58,   8.05,  99.90,   0.07,
08/16 05Z,   0.50,   6.07,   6.51,  99.90,  -0.06,
08/16 06Z,   0.50,   4.38,   4.68,  99.90,  -0.20,
08/16 07Z,   0.40,   3.08,   3.31,  99.90,  -0.17,
08/16 08Z,   0.40,   2.53,   2.81,  99.90,  -0.12,  (min)
08/16 09Z,   0.40,   2.69,   2.95,  99.90,  -0.14,
08/16 10Z,   0.50,   3.30,   3.54,  99.90,  -0.26,
08/16 11Z,   0.40,   4.15,   4.30,  99.90,  -0.25,
08/16 12Z,   0.30,   5.13,   5.26,  99.90,  -0.17,
08/16 13Z,   0.30,   6.03,   6.19,  99.90,  -0.14,
08/16 14Z,   0.30,   6.57,   6.76,  99.90,  -0.11,
08/16 15Z,   0.30,   6.49,   6.77,  99.90,  -0.02,  (max)
08/16 16Z,   0.30,   5.78,   6.10,  99.90,   0.02,
08/16 17Z,   0.30,   4.60,   5.00,  99.90,   0.10,
08/16 18Z,   0.30,   3.26,   3.59,  99.90,   0.03,
08/16 19Z,   0.20,   2.21,   2.39,  99.90,  -0.02,
08/16 20Z,   0.20,   1.84,   2.05,  99.90,   0.01,  (min)
08/16 21Z,   0.20,   2.21,   2.47,  99.90,   0.06,
08/16 22Z,   0.20,   3.13,   3.39,  99.90,   0.06,
08/16 23Z,   0.20,   4.35,   4.55,  99.90,   0.00,
08/17 00Z,   0.30,   5.74,   6.01,  99.90,  -0.03,
08/17 01Z,   0.40,   7.12,   7.33,  99.90,  -0.19,
08/17 02Z,   0.40,   8.14,   8.33,  99.90,  -0.21,
08/17 03Z,   0.30,   8.47,   8.78,  99.90,   0.01,  (max)
08/17 04Z,   0.30,   7.96,   8.33,  99.90,   0.07,
08/17 05Z,   0.40,   6.71,   7.13,  99.90,   0.02,
08/17 06Z,   0.40,   5.01,   5.37,  99.90,  -0.04,
08/17 07Z,   0.40,   3.34,   3.59,  99.90,  -0.15,
08/17 08Z,   0.30,   2.16,   2.50,  99.90,   0.04,
08/17 09Z,   0.40,   1.76,   2.12,  99.90,  -0.04,  (min)
08/17 10Z,   0.40,   2.02,   2.35,  99.90,  -0.07,
08/17 11Z,   0.40,   2.69,   3.00,  99.90,  -0.09,
08/17 12Z,   0.30,   3.60,   3.81,  99.90,  -0.09,
08/17 13Z,   0.30,   4.63,   4.73,  99.90,  -0.20,
08/17 14Z,   0.30,   5.58,   5.77,  99.90,  -0.11,
08/17 15Z,   0.30,   6.16,   6.35,  99.90,  -0.11,
08/17 16Z,   0.30,   6.21,   6.47,  99.90,  -0.04,  (max)
08/17 17Z,   0.30,   5.76,   6.10,  99.90,   0.04,
08/17 18Z,   0.30,   4.95,   5.44,  99.90,   0.19,
08/17 19Z,   0.30,   4.05,   4.40,  99.90,   0.05,
08/17 20Z,   0.30,   3.40,   3.68,  99.90,  -0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/17 21Z,   0.30,   3.30,  99.90,   3.57,  -0.03,  (min)
08/17 22Z,   0.40,   3.75,  99.90,   4.12,  -0.03,
08/17 23Z,   0.30,   4.58,  99.90,   4.84,  -0.04,
08/18 00Z,   0.30,   5.60,  99.90,   5.86,  -0.04,
08/18 01Z,   0.40,   6.71,  99.90,   7.06,  -0.05,
08/18 02Z,   0.40,   7.70,  99.90,   8.05,  -0.05,
08/18 03Z,   0.40,   8.25,  99.90,   8.60,  -0.06,  (max)
08/18 04Z,   0.40,   8.10,  99.90,   8.44,  -0.06,
08/18 05Z,   0.40,   7.20,  99.90,   7.54,  -0.07,
08/18 06Z,   0.50,   5.74,  99.90,   6.17,  -0.07,
08/18 07Z,   0.50,   4.02,  99.90,   4.44,  -0.08,
08/18 08Z,   0.40,   2.45,  99.90,   2.77,  -0.08,
08/18 09Z,   0.40,   1.45,  99.90,   1.77,  -0.08,
08/18 10Z,   0.40,   1.18,  99.90,   1.50,  -0.08,  (min)
08/18 11Z,   0.40,   1.53,  99.90,   1.85,  -0.08,
08/18 12Z,   0.50,   2.24,  99.90,   2.66,  -0.08,
08/18 13Z,   0.50,   3.18,  99.90,   3.60,  -0.08,
08/18 14Z,   0.40,   4.25,  99.90,   4.57,  -0.08,
08/18 15Z,   0.40,   5.23,  99.90,   5.55,  -0.08,
08/18 16Z,   0.50,   5.88,  99.90,   6.30,  -0.08,
08/18 17Z,   0.50,   6.10,  99.90,   6.52,  -0.08,  (max)
08/18 18Z,   0.40,   5.95,  99.90,   6.27,  -0.08,
08/18 19Z,   0.40,   5.53,  99.90,   5.85,  -0.08,
08/18 20Z,   0.40,   5.01,  99.90,   5.33,  -0.08,
08/18 21Z,   0.40,   4.65,  99.90,   4.97,  -0.08,  (min)
08/18 22Z,   0.40,   4.68,  99.90,   5.00,  -0.08,
08/18 23Z,   0.40,   5.09,  99.90,   5.41,  -0.08,
08/19 00Z,   0.40,   5.73,  99.90,   6.05,  -0.08,
08/19 01Z,   0.50,   6.49,  99.90,   6.91,  -0.08,
08/19 02Z,   0.50,   7.27,  99.90,   7.69,  -0.08,
08/19 03Z,   0.50,   7.88,  99.90,   8.30,  -0.08,
08/19 04Z,   0.50,   8.00,  99.90,   8.42,  -0.08,  (max)
08/19 05Z,   0.50,   7.48,  99.90,   7.90,  -0.08,
08/19 06Z,   0.50,   6.36,  99.90,   6.78,  -0.08,
08/19 07Z,   0.50,   4.85,  99.90,   5.27,  -0.08,
08/19 08Z,   0.50,   3.21,  99.90,   3.63,  -0.08,
08/19 09Z,   0.50,   1.81,  99.90,   2.23,  -0.08,
08/19 10Z,   0.40,   0.97,  99.90,   1.29,  -0.08,
08/19 11Z,   0.40,   0.82,  99.90,   1.14,  -0.08,  (min)
08/19 12Z,   0.50,   1.21,  99.90,   1.63,  -0.08,
08/19 13Z,   0.50,   1.94,  99.90,   2.36,  -0.08,
08/19 14Z,   0.40,   2.91,  99.90,   3.23,  -0.08,
08/19 15Z,   0.40,   3.99,  99.90,   4.31,  -0.08,
08/19 16Z,   0.50,   5.00,  99.90,   5.42,  -0.08,
08/19 17Z,   0.50,   5.74,  99.90,   6.16,  -0.08,
08/19 18Z,   0.40,   6.17,  99.90,   6.49,  -0.08,
08/19 19Z,   0.40,   6.33,  99.90,   6.65,  -0.08,  (max)
08/19 20Z,   0.40,   6.24,  99.90,   6.56,  -0.08,
08/19 21Z,   0.40,   5.99,  99.90,   6.31,  -0.08,
08/19 22Z,   0.50,   5.78,  99.90,   6.20,  -0.08,
08/19 23Z,   0.40,   5.81,  99.90,   6.13,  -0.08,  (min)
08/20 00Z,   0.40,   6.07,  99.90,   6.39,  -0.08,
08/20 01Z,   0.40,   6.48,  99.90,   6.80,  -0.08,
08/20 02Z,   0.50,   6.97,  99.90,   7.39,  -0.08,
08/20 03Z,   0.50,   7.45,  99.90,   7.87,  -0.08,
08/20 04Z,   0.50,   7.72,  99.90,   8.14,  -0.08,  (max)
08/20 05Z,   0.50,   7.54,  99.90,   7.96,  -0.08,
08/20 06Z,   0.50,   6.80,  99.90,   7.22,  -0.08,
08/20 07Z,   0.50,   5.61,  99.90,   6.03,  -0.08,
08/20 08Z,   0.50,   4.16,  99.90,   4.58,  -0.08,
08/20 09Z,   0.40,   2.66,  99.90,   2.98,  -0.08,
08/20 10Z,   0.50,   1.41,  99.90,   1.83,  -0.08,
08/20 11Z,   0.50,   0.70,  99.90,   1.12,  -0.08,
08/20 12Z,   0.50,   0.62,  99.90,   1.04,  -0.08,  (min)
08/20 13Z,   0.50,   1.02,  99.90,   1.44,  -0.08,
08/20 14Z,   0.40,   1.75,  99.90,   2.07,  -0.08,
08/20 15Z,   0.50,   2.72,  99.90,   3.14,  -0.08,
08/20 16Z,   0.50,   3.82,  99.90,   4.24,  -0.08,
08/20 17Z,   0.50,   4.87,  99.90,   5.29,  -0.08,
08/20 18Z,   0.40,   5.74,  99.90,   6.06,  -0.08,
08/20 19Z,   0.40,   6.39,  99.90,   6.71,  -0.08,
08/20 20Z,   0.40,   6.82,  99.90,   7.14,  -0.08,
08/20 21Z,   0.50,   6.95,  99.90,   7.37,  -0.08,  (max)
08/20 22Z,   0.50,   6.83,  99.90,   7.25,  -0.08,
08/20 23Z,   0.40,   6.64,  99.90,   6.96,  -0.08,
08/21 00Z,   0.40,   6.56,  99.90,   6.88,  -0.08,  (min)
08/21 01Z,   0.40,   6.65,  99.90,   6.97,  -0.08,
08/21 02Z,   0.50,   6.84,  99.90,   7.26,  -0.08,
08/21 03Z,   0.50,   7.09,  99.90,   7.51,  -0.08,
08/21 04Z,   0.50,   7.34,  99.90,   7.76,  -0.08,
08/21 05Z,   0.50,   7.39,  99.90,   7.81,  -0.08,  (max)
08/21 06Z,   0.50,   7.03,  99.90,   7.45,  -0.08,
08/21 07Z,   0.50,   6.22,  99.90,   6.64,  -0.08,
08/21 08Z,   0.40,   5.08,  99.90,   5.40,  -0.08,
08/21 09Z,   0.40,   3.72,  99.90,   4.04,  -0.08,
08/21 10Z,   0.50,   2.34,  99.90,   2.76,  -0.08,
08/21 11Z,   0.50,   1.19,  99.90,   1.61,  -0.08,
08/21 12Z,   0.50,   0.55,  99.90,   0.97,  -0.08,