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 : 04/15/2026 02:21:08 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/13 06Z,   0.70,   4.49,   5.09,  99.90,  -0.10,
04/13 07Z,   0.70,   5.83,   6.46,  99.90,  -0.07,
04/13 08Z,   0.60,   6.99,   7.68,  99.90,   0.09,
04/13 09Z,   0.70,   7.73,   8.38,  99.90,  -0.05,
04/13 10Z,   0.70,   7.97,   8.55,  99.90,  -0.12,  (max)
04/13 11Z,   0.60,   7.67,   8.34,  99.90,   0.07,
04/13 12Z,   0.70,   6.91,   7.63,  99.90,   0.02,
04/13 13Z,   0.70,   5.91,   6.56,  99.90,  -0.05,
04/13 14Z,   0.70,   5.05,   5.54,  99.90,  -0.21,
04/13 15Z,   0.60,   4.58,   4.99,  99.90,  -0.19,
04/13 16Z,   0.60,   4.51,   4.81,  99.90,  -0.30,  (min)
04/13 17Z,   0.60,   4.71,   5.06,  99.90,  -0.25,
04/13 18Z,   0.80,   5.12,   5.39,  99.90,  -0.53,
04/13 19Z,   0.70,   5.62,   5.78,  99.90,  -0.54,
04/13 20Z,   0.60,   6.01,   6.09,  99.90,  -0.52,
04/13 21Z,   0.70,   6.06,   6.18,  99.90,  -0.58,  (max)
04/13 22Z,   0.70,   5.68,   5.83,  99.90,  -0.55,
04/13 23Z,   0.60,   4.90,   5.13,  99.90,  -0.37,
04/14 00Z,   0.60,   3.82,   4.08,  99.90,  -0.34,
04/14 01Z,   0.70,   2.67,   2.91,  99.90,  -0.46,
04/14 02Z,   0.60,   1.81,   2.06,  99.90,  -0.35,
04/14 03Z,   0.60,   1.55,   1.72,  99.90,  -0.43,  (min)
04/14 04Z,   0.60,   1.94,   2.13,  99.90,  -0.41,
04/14 05Z,   0.60,   2.79,   2.93,  99.90,  -0.46,
04/14 06Z,   0.50,   3.94,   4.09,  99.90,  -0.35,
04/14 07Z,   0.40,   5.27,   5.42,  99.90,  -0.25,
04/14 08Z,   0.40,   6.58,   6.88,  99.90,  -0.10,
04/14 09Z,   0.40,   7.58,   7.91,  99.90,  -0.07,
04/14 10Z,   0.50,   8.02,   8.35,  99.90,  -0.17,  (max)
04/14 11Z,   0.50,   7.83,   8.27,  99.90,  -0.06,
04/14 12Z,   0.50,   7.03,   7.64,  99.90,   0.11,
04/14 13Z,   0.50,   5.81,   6.38,  99.90,   0.07,
04/14 14Z,   0.50,   4.54,   5.06,  99.90,   0.02,
04/14 15Z,   0.50,   3.66,   4.10,  99.90,  -0.06,
04/14 16Z,   0.60,   3.37,   3.79,  99.90,  -0.18,  (min)
04/14 17Z,   0.60,   3.58,   4.08,  99.90,  -0.10,
04/14 18Z,   0.80,   4.12,   4.69,  99.90,  -0.23,
04/14 19Z,   0.70,   4.85,   5.27,  99.90,  -0.28,
04/14 20Z,   0.70,   5.66,   6.07,  99.90,  -0.29,
04/14 21Z,   0.90,   6.29,   6.74,  99.90,  -0.45,
04/14 22Z,   1.00,   6.50,   6.99,  99.90,  -0.51,  (max)
04/14 23Z,   0.90,   6.18,   6.77,  99.90,  -0.31,
04/15 00Z,   0.90,   5.36,   6.04,  99.90,  -0.22,
04/15 01Z,   1.00,   4.21,   4.92,  99.90,  -0.29,
04/15 02Z,   1.10,   3.02,   3.76,  99.90,  -0.36,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 03Z,   1.10,   2.24,  99.90,   3.00,  -0.35,
04/15 04Z,   1.10,   2.16,  99.90,   2.93,  -0.33,  (min)
04/15 05Z,   1.10,   2.72,  99.90,   3.51,  -0.31,
04/15 06Z,   1.10,   3.70,  99.90,   4.51,  -0.29,
04/15 07Z,   1.10,   4.92,  99.90,   5.74,  -0.28,
04/15 08Z,   1.10,   6.23,  99.90,   7.07,  -0.26,
04/15 09Z,   1.00,   7.39,  99.90,   8.15,  -0.24,
04/15 10Z,   0.90,   8.08,  99.90,   8.75,  -0.23,
04/15 11Z,   0.90,   8.07,  99.90,   8.76,  -0.21,  (max)
04/15 12Z,   0.90,   7.31,  99.90,   8.02,  -0.19,
04/15 13Z,   0.80,   5.94,  99.90,   6.57,  -0.18,
04/15 14Z,   0.80,   4.30,  99.90,   4.94,  -0.16,
04/15 15Z,   0.80,   2.87,  99.90,   3.51,  -0.16,
04/15 16Z,   0.90,   2.11,  99.90,   2.86,  -0.16,  (min)
04/15 17Z,   0.90,   2.14,  99.90,   2.88,  -0.16,
04/15 18Z,   0.70,   2.74,  99.90,   3.28,  -0.16,
04/15 19Z,   0.70,   3.66,  99.90,   4.20,  -0.16,
04/15 20Z,   0.70,   4.76,  99.90,   5.30,  -0.16,
04/15 21Z,   0.70,   5.87,  99.90,   6.41,  -0.16,
04/15 22Z,   0.70,   6.72,  99.90,   7.26,  -0.16,
04/15 23Z,   0.60,   7.05,  99.90,   7.49,  -0.16,  (max)
04/16 00Z,   0.70,   6.75,  99.90,   7.29,  -0.16,
04/16 01Z,   0.70,   5.88,  99.90,   6.42,  -0.16,
04/16 02Z,   0.70,   4.67,  99.90,   5.21,  -0.16,
04/16 03Z,   0.60,   3.52,  99.90,   3.97,  -0.16,
04/16 04Z,   0.60,   2.90,  99.90,   3.35,  -0.16,  (min)
04/16 05Z,   0.60,   3.03,  99.90,   3.47,  -0.16,
04/16 06Z,   0.60,   3.77,  99.90,   4.21,  -0.16,
04/16 07Z,   0.50,   4.83,  99.90,   5.17,  -0.16,
04/16 08Z,   0.50,   6.02,  99.90,   6.36,  -0.16,
04/16 09Z,   0.50,   7.20,  99.90,   7.54,  -0.16,
04/16 10Z,   0.50,   8.08,  99.90,   8.42,  -0.16,
04/16 11Z,   0.40,   8.33,  99.90,   8.57,  -0.16,  (max)
04/16 12Z,   0.50,   7.74,  99.90,   8.09,  -0.16,
04/16 13Z,   0.40,   6.37,  99.90,   6.61,  -0.16,
04/16 14Z,   0.40,   4.47,  99.90,   4.72,  -0.16,
04/16 15Z,   0.40,   2.53,  99.90,   2.77,  -0.16,
04/16 16Z,   0.40,   1.11,  99.90,   1.36,  -0.16,
04/16 17Z,   0.40,   0.63,  99.90,   0.87,  -0.16,  (min)
04/16 18Z,   0.30,   1.05,  99.90,   1.20,  -0.16,
04/16 19Z,   0.30,   2.07,  99.90,   2.21,  -0.16,
04/16 20Z,   0.30,   3.38,  99.90,   3.52,  -0.16,
04/16 21Z,   0.30,   4.82,  99.90,   4.97,  -0.16,
04/16 22Z,   0.30,   6.22,  99.90,   6.36,  -0.16,
04/16 23Z,   0.30,   7.25,  99.90,   7.39,  -0.16,
04/17 00Z,   0.30,   7.64,  99.90,   7.79,  -0.16,  (max)
04/17 01Z,   0.30,   7.32,  99.90,   7.47,  -0.16,
04/17 02Z,   0.30,   6.41,  99.90,   6.55,  -0.16,
04/17 03Z,   0.30,   5.21,  99.90,   5.35,  -0.16,
04/17 04Z,   0.30,   4.18,  99.90,   4.32,  -0.16,
04/17 05Z,   0.30,   3.77,  99.90,   3.91,  -0.16,  (min)
04/17 06Z,   0.30,   4.10,  99.90,   4.24,  -0.16,
04/17 07Z,   0.30,   4.94,  99.90,   5.09,  -0.16,
04/17 08Z,   0.20,   5.99,  99.90,   6.04,  -0.16,
04/17 09Z,   0.30,   7.06,  99.90,   7.21,  -0.16,
04/17 10Z,   0.30,   8.00,  99.90,   8.14,  -0.16,
04/17 11Z,   0.30,   8.50,  99.90,   8.64,  -0.16,  (max)
04/17 12Z,   0.30,   8.23,  99.90,   8.38,  -0.16,
04/17 13Z,   0.30,   7.06,  99.90,   7.20,  -0.16,
04/17 14Z,   0.30,   5.12,  99.90,   5.26,  -0.16,
04/17 15Z,   0.30,   2.83,  99.90,   2.97,  -0.16,
04/17 16Z,   0.30,   0.77,  99.90,   0.91,  -0.16,
04/17 17Z,   0.30,  -0.47,  99.90,  -0.33,  -0.16,
04/17 18Z,   0.30,  -0.59,  99.90,  -0.45,  -0.16,  (min)
04/17 19Z,   0.30,   0.24,  99.90,   0.39,  -0.16,
04/17 20Z,   0.30,   1.64,  99.90,   1.78,  -0.16,
04/17 21Z,   0.30,   3.28,  99.90,   3.42,  -0.16,
04/17 22Z,   0.30,   5.01,  99.90,   5.16,  -0.16,
04/17 23Z,   0.30,   6.62,  99.90,   6.76,  -0.16,
04/18 00Z,   0.30,   7.76,  99.90,   7.90,  -0.16,
04/18 01Z,   0.30,   8.18,  99.90,   8.32,  -0.16,  (max)
04/18 02Z,   0.30,   7.84,  99.90,   7.98,  -0.16,
04/18 03Z,   0.30,   6.92,  99.90,   7.07,  -0.16,
04/18 04Z,   0.40,   5.79,  99.90,   6.04,  -0.16,
04/18 05Z,   0.40,   4.94,  99.90,   5.18,  -0.16,
04/18 06Z,   0.40,   4.74,  99.90,   4.99,  -0.16,  (min)
04/18 07Z,   0.40,   5.22,  99.90,   5.46,  -0.16,
04/18 08Z,   0.40,   6.08,  99.90,   6.32,  -0.16,
04/18 09Z,   0.40,   7.02,  99.90,   7.26,  -0.16,
04/18 10Z,   0.40,   7.88,  99.90,   8.13,  -0.16,
04/18 11Z,   0.40,   8.52,  99.90,   8.76,  -0.16,
04/18 12Z,   0.40,   8.60,  99.90,   8.84,  -0.16,  (max)
04/18 13Z,   0.50,   7.82,  99.90,   8.16,  -0.16,
04/18 14Z,   0.40,   6.12,  99.90,   6.37,  -0.16,
04/18 15Z,   0.40,   3.78,  99.90,   4.02,  -0.16,
04/18 16Z,   0.50,   1.28,  99.90,   1.62,  -0.16,
04/18 17Z,   0.50,  -0.72,  99.90,  -0.38,  -0.16,
04/18 18Z,   0.50,  -1.68,  99.90,  -1.34,  -0.16,