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
#Seattle, WA : 05/10/2026 19:20:27 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/09 00Z,   0.30,  -5.93,  -5.41,  99.90,   0.22,  (min)
05/09 01Z,   0.30,  -4.65,  -4.24,  99.90,   0.11,
05/09 02Z,   0.30,  -2.78,  -2.46,  99.90,   0.02,
05/09 03Z,   0.30,  -0.71,  -0.36,  99.90,   0.05,
05/09 04Z,   0.30,   1.27,   1.63,  99.90,   0.06,
05/09 05Z,   0.30,   2.85,   3.16,  99.90,   0.01,
05/09 06Z,   0.30,   3.78,   4.06,  99.90,  -0.02,
05/09 07Z,   0.30,   4.03,   4.39,  99.90,   0.06,  (max)
05/09 08Z,   0.30,   3.73,   4.17,  99.90,   0.14,
05/09 09Z,   0.20,   3.04,   3.53,  99.90,   0.29,
05/09 10Z,   0.20,   2.12,   2.64,  99.90,   0.32,
05/09 11Z,   0.20,   1.19,   1.59,  99.90,   0.20,
05/09 12Z,   0.30,   0.51,   0.75,  99.90,  -0.06,
05/09 13Z,   0.30,   0.18,   0.28,  99.90,  -0.20,
05/09 14Z,   0.30,   0.16,   0.21,  99.90,  -0.25,  (min)
05/09 15Z,   0.30,   0.32,   0.42,  99.90,  -0.20,
05/09 16Z,   0.30,   0.57,   0.61,  99.90,  -0.26,
05/09 17Z,   0.30,   0.76,   0.76,  99.90,  -0.30,  (max)
05/09 18Z,   0.30,   0.64,   0.61,  99.90,  -0.33,
05/09 19Z,   0.30,   0.00,  -0.02,  99.90,  -0.32,
05/09 20Z,   0.30,  -1.11,  -1.02,  99.90,  -0.21,
05/09 21Z,   0.30,  -2.51,  -2.32,  99.90,  -0.11,
05/09 22Z,   0.30,  -3.95,  -3.67,  99.90,  -0.02,
05/09 23Z,   0.30,  -5.11,  -4.73,  99.90,   0.08,
05/10 00Z,   0.20,  -5.60,  -5.10,  99.90,   0.30,  (min)
05/10 01Z,   0.20,  -5.19,  -4.63,  99.90,   0.36,
05/10 02Z,   0.20,  -3.95,  -3.54,  99.90,   0.21,
05/10 03Z,   0.20,  -2.19,  -1.87,  99.90,   0.12,
05/10 04Z,   0.20,  -0.23,   0.18,  99.90,   0.21,
05/10 05Z,   0.20,   1.64,   2.11,  99.90,   0.27,
05/10 06Z,   0.20,   3.11,   3.57,  99.90,   0.26,
05/10 07Z,   0.20,   3.92,   4.44,  99.90,   0.32,
05/10 08Z,   0.30,   4.03,   4.65,  99.90,   0.32,  (max)
05/10 09Z,   0.30,   3.57,   4.29,  99.90,   0.42,
05/10 10Z,   0.30,   2.70,   3.55,  99.90,   0.55,
05/10 11Z,   0.30,   1.57,   2.33,  99.90,   0.46,
05/10 12Z,   0.40,   0.46,   1.11,  99.90,   0.25,
05/10 13Z,   0.40,  -0.36,   0.03,  99.90,  -0.01,
05/10 14Z,   0.40,  -0.74,  -0.49,  99.90,  -0.15,
05/10 15Z,   0.40,  -0.73,  -0.56,  99.90,  -0.23,  (min)
05/10 16Z,   0.40,  -0.44,  -0.31,  99.90,  -0.27,
05/10 17Z,   0.40,   0.02,   0.06,  99.90,  -0.36,
05/10 18Z,   0.40,   0.44,   0.37,  99.90,  -0.47,
05/10 19Z,   0.40,   0.53,   0.46,  99.90,  -0.47,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/10 20Z,   0.40,   0.10,  99.90,   0.06,  -0.44,
05/10 21Z,   0.40,  -0.81,  99.90,  -0.81,  -0.40,
05/10 22Z,   0.40,  -2.03,  99.90,  -1.99,  -0.37,
05/10 23Z,   0.40,  -3.32,  99.90,  -3.26,  -0.33,
05/11 00Z,   0.40,  -4.38,  99.90,  -4.28,  -0.30,
05/11 01Z,   0.40,  -4.82,  99.90,  -4.68,  -0.26,  (min)
05/11 02Z,   0.40,  -4.40,  99.90,  -4.23,  -0.23,
05/11 03Z,   0.40,  -3.22,  99.90,  -3.01,  -0.19,
05/11 04Z,   0.40,  -1.53,  99.90,  -1.28,  -0.16,
05/11 05Z,   0.40,   0.38,  99.90,   0.66,  -0.12,
05/11 06Z,   0.40,   2.18,  99.90,   2.49,  -0.09,
05/11 07Z,   0.40,   3.53,  99.90,   3.87,  -0.05,
05/11 08Z,   0.40,   4.15,  99.90,   4.50,  -0.05,  (max)
05/11 09Z,   0.40,   4.02,  99.90,   4.37,  -0.05,
05/11 10Z,   0.40,   3.28,  99.90,   3.63,  -0.05,
05/11 11Z,   0.40,   2.07,  99.90,   2.42,  -0.05,
05/11 12Z,   0.30,   0.62,  99.90,   0.87,  -0.05,
05/11 13Z,   0.30,  -0.74,  99.90,  -0.49,  -0.05,
05/11 14Z,   0.30,  -1.67,  99.90,  -1.42,  -0.05,
05/11 15Z,   0.30,  -2.00,  99.90,  -1.75,  -0.05,  (min)
05/11 16Z,   0.30,  -1.80,  99.90,  -1.55,  -0.05,
05/11 17Z,   0.30,  -1.19,  99.90,  -0.94,  -0.05,
05/11 18Z,   0.30,  -0.35,  99.90,  -0.11,  -0.05,
05/11 19Z,   0.20,   0.41,  99.90,   0.56,  -0.05,
05/11 20Z,   0.20,   0.77,  99.90,   0.92,  -0.05,  (max)
05/11 21Z,   0.20,   0.55,  99.90,   0.70,  -0.05,
05/11 22Z,   0.20,  -0.19,  99.90,  -0.04,  -0.05,
05/11 23Z,   0.20,  -1.28,  99.90,  -1.13,  -0.05,
05/12 00Z,   0.20,  -2.50,  99.90,  -2.36,  -0.05,
05/12 01Z,   0.20,  -3.53,  99.90,  -3.38,  -0.05,
05/12 02Z,   0.20,  -3.95,  99.90,  -3.81,  -0.05,  (min)
05/12 03Z,   0.20,  -3.55,  99.90,  -3.40,  -0.05,
05/12 04Z,   0.20,  -2.37,  99.90,  -2.23,  -0.05,
05/12 05Z,   0.20,  -0.70,  99.90,  -0.55,  -0.05,
05/12 06Z,   0.20,   1.17,  99.90,   1.32,  -0.05,
05/12 07Z,   0.20,   2.88,  99.90,   3.03,  -0.05,
05/12 08Z,   0.20,   4.03,  99.90,   4.18,  -0.05,
05/12 09Z,   0.20,   4.36,  99.90,   4.50,  -0.05,  (max)
05/12 10Z,   0.20,   3.85,  99.90,   4.00,  -0.05,
05/12 11Z,   0.20,   2.67,  99.90,   2.82,  -0.05,
05/12 12Z,   0.20,   1.01,  99.90,   1.16,  -0.05,
05/12 13Z,   0.20,  -0.82,  99.90,  -0.67,  -0.05,
05/12 14Z,   0.30,  -2.41,  99.90,  -2.16,  -0.05,
05/12 15Z,   0.30,  -3.33,  99.90,  -3.09,  -0.05,
05/12 16Z,   0.30,  -3.45,  99.90,  -3.20,  -0.05,  (min)
05/12 17Z,   0.30,  -2.85,  99.90,  -2.60,  -0.05,
05/12 18Z,   0.30,  -1.74,  99.90,  -1.50,  -0.05,
05/12 19Z,   0.30,  -0.42,  99.90,  -0.17,  -0.05,
05/12 20Z,   0.30,   0.73,  99.90,   0.98,  -0.05,
05/12 21Z,   0.30,   1.36,  99.90,   1.61,  -0.05,  (max)
05/12 22Z,   0.30,   1.32,  99.90,   1.57,  -0.05,
05/12 23Z,   0.30,   0.69,  99.90,   0.94,  -0.05,
05/13 00Z,   0.30,  -0.35,  99.90,  -0.10,  -0.05,
05/13 01Z,   0.40,  -1.58,  99.90,  -1.23,  -0.05,
05/13 02Z,   0.40,  -2.61,  99.90,  -2.27,  -0.05,
05/13 03Z,   0.40,  -3.03,  99.90,  -2.68,  -0.05,  (min)
05/13 04Z,   0.40,  -2.60,  99.90,  -2.25,  -0.05,
05/13 05Z,   0.40,  -1.40,  99.90,  -1.05,  -0.05,
05/13 06Z,   0.40,   0.29,  99.90,   0.64,  -0.05,
05/13 07Z,   0.40,   2.12,  99.90,   2.47,  -0.05,
05/13 08Z,   0.40,   3.66,  99.90,   4.01,  -0.05,
05/13 09Z,   0.40,   4.50,  99.90,   4.85,  -0.05,  (max)
05/13 10Z,   0.50,   4.38,  99.90,   4.83,  -0.05,
05/13 11Z,   0.40,   3.36,  99.90,   3.71,  -0.05,
05/13 12Z,   0.40,   1.64,  99.90,   1.99,  -0.05,
05/13 13Z,   0.50,  -0.51,  99.90,  -0.07,  -0.05,
05/13 14Z,   0.50,  -2.71,  99.90,  -2.26,  -0.05,
05/13 15Z,   0.50,  -4.40,  99.90,  -3.95,  -0.05,
05/13 16Z,   0.50,  -5.16,  99.90,  -4.71,  -0.05,  (min)
05/13 17Z,   0.50,  -4.85,  99.90,  -4.41,  -0.05,
05/13 18Z,   0.50,  -3.68,  99.90,  -3.24,  -0.05,
05/13 19Z,   0.50,  -1.97,  99.90,  -1.52,  -0.05,
05/13 20Z,   0.50,  -0.12,  99.90,   0.33,  -0.05,
05/13 21Z,   0.50,   1.40,  99.90,   1.85,  -0.05,
05/13 22Z,   0.50,   2.23,  99.90,   2.68,  -0.05,
05/13 23Z,   0.50,   2.30,  99.90,   2.75,  -0.05,  (max)
05/14 00Z,   0.50,   1.70,  99.90,   2.15,  -0.05,
05/14 01Z,   0.60,   0.64,  99.90,   1.19,  -0.05,
05/14 02Z,   0.60,  -0.63,  99.90,  -0.08,  -0.05,
05/14 03Z,   0.60,  -1.69,  99.90,  -1.14,  -0.05,
05/14 04Z,   0.60,  -2.07,  99.90,  -1.52,  -0.05,  (min)
05/14 05Z,   0.60,  -1.57,  99.90,  -1.03,  -0.05,
05/14 06Z,   0.60,  -0.31,  99.90,   0.23,  -0.05,
05/14 07Z,   0.60,   1.38,  99.90,   1.93,  -0.05,
05/14 08Z,   0.60,   3.10,  99.90,   3.65,  -0.05,
05/14 09Z,   0.70,   4.37,  99.90,   5.02,  -0.05,
05/14 10Z,   0.60,   4.77,  99.90,   5.32,  -0.05,  (max)
05/14 11Z,   0.60,   4.11,  99.90,   4.66,  -0.05,
05/14 12Z,   0.60,   2.51,  99.90,   3.06,  -0.05,