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
#Arena Cove, CA : 11/10/2025 09:20:56 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/08 18Z,   0.40,   5.86,   6.20,  99.90,  -0.06,
11/08 19Z,   0.40,   6.62,   6.87,  99.90,  -0.15,
11/08 20Z,   0.40,   6.89,   7.15,  99.90,  -0.14,  (max)
11/08 21Z,   0.40,   6.52,   6.73,  99.90,  -0.19,
11/08 22Z,   0.40,   5.52,   5.77,  99.90,  -0.15,
11/08 23Z,   0.40,   4.01,   4.23,  99.90,  -0.18,
11/09 00Z,   0.40,   2.26,   2.58,  99.90,  -0.08,
11/09 01Z,   0.40,   0.59,   0.94,  99.90,  -0.05,
11/09 02Z,   0.40,  -0.70,  -0.41,  99.90,  -0.11,
11/09 03Z,   0.40,  -1.38,  -1.05,  99.90,  -0.07,
11/09 04Z,   0.40,  -1.35,  -1.10,  99.90,  -0.15,  (min)
11/09 05Z,   0.40,  -0.67,  -0.43,  99.90,  -0.16,
11/09 06Z,   0.40,   0.48,   0.67,  99.90,  -0.21,
11/09 07Z,   0.30,   1.85,   1.98,  99.90,  -0.17,
11/09 08Z,   0.30,   3.12,   3.27,  99.90,  -0.15,
11/09 09Z,   0.30,   4.08,   4.17,  99.90,  -0.21,
11/09 10Z,   0.30,   4.57,   4.65,  99.90,  -0.22,
11/09 11Z,   0.30,   4.59,   4.79,  99.90,  -0.10,  (max)
11/09 12Z,   0.30,   4.26,   4.43,  99.90,  -0.13,
11/09 13Z,   0.30,   3.78,   4.07,  99.90,  -0.01,
11/09 14Z,   0.30,   3.36,   3.59,  99.90,  -0.07,
11/09 15Z,   0.20,   3.21,   3.37,  99.90,  -0.04,  (min)
11/09 16Z,   0.20,   3.43,   3.56,  99.90,  -0.07,
11/09 17Z,   0.20,   4.01,   4.09,  99.90,  -0.12,
11/09 18Z,   0.20,   4.83,   4.93,  99.90,  -0.10,
11/09 19Z,   0.20,   5.66,   5.77,  99.90,  -0.09,
11/09 20Z,   0.20,   6.27,   6.41,  99.90,  -0.06,
11/09 21Z,   0.20,   6.45,   6.54,  99.90,  -0.11,  (max)
11/09 22Z,   0.20,   6.08,   6.10,  99.90,  -0.18,
11/09 23Z,   0.20,   5.14,   5.13,  99.90,  -0.21,
11/10 00Z,   0.10,   3.78,   3.85,  99.90,  -0.03,
11/10 01Z,   0.20,   2.21,   2.33,  99.90,  -0.08,
11/10 02Z,   0.10,   0.72,   0.94,  99.90,   0.12,
11/10 03Z,   0.10,  -0.42,  -0.19,  99.90,   0.13,
11/10 04Z,   0.10,  -1.01,  -0.75,  99.90,   0.16,
11/10 05Z,   0.10,  -0.97,  -0.75,  99.90,   0.12,  (min)
11/10 06Z,   0.10,  -0.34,  -0.18,  99.90,   0.06,
11/10 07Z,   0.10,   0.72,   0.88,  99.90,   0.06,
11/10 08Z,   0.10,   1.97,   2.01,  99.90,  -0.06,
11/10 09Z,   0.10,   3.16,   3.26,  99.90,   0.00,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/10 10Z,   0.10,   4.06,  99.90,   4.16,  -0.00,
11/10 11Z,   0.10,   4.55,  99.90,   4.65,  -0.01,
11/10 12Z,   0.10,   4.62,  99.90,   4.71,  -0.01,  (max)
11/10 13Z,   0.10,   4.35,  99.90,   4.44,  -0.01,
11/10 14Z,   0.10,   3.91,  99.90,   4.00,  -0.01,
11/10 15Z,   0.10,   3.52,  99.90,   3.60,  -0.02,
11/10 16Z,   0.10,   3.33,  99.90,   3.41,  -0.02,  (min)
11/10 17Z,   0.10,   3.45,  99.90,   3.53,  -0.02,
11/10 18Z,   0.10,   3.89,  99.90,   3.96,  -0.03,
11/10 19Z,   0.10,   4.54,  99.90,   4.61,  -0.03,
11/10 20Z,   0.10,   5.23,  99.90,   5.30,  -0.03,
11/10 21Z,   0.10,   5.75,  99.90,   5.82,  -0.04,
11/10 22Z,   0.10,   5.92,  99.90,   5.98,  -0.04,  (max)
11/10 23Z,   0.20,   5.61,  99.90,   5.77,  -0.04,
11/11 00Z,   0.20,   4.82,  99.90,   4.98,  -0.04,
11/11 01Z,   0.10,   3.65,  99.90,   3.71,  -0.04,
11/11 02Z,   0.10,   2.29,  99.90,   2.35,  -0.04,
11/11 03Z,   0.20,   0.99,  99.90,   1.15,  -0.04,
11/11 04Z,   0.20,  -0.03,  99.90,   0.14,  -0.04,
11/11 05Z,   0.10,  -0.56,  99.90,  -0.49,  -0.04,  (min)
11/11 06Z,   0.20,  -0.53,  99.90,  -0.36,  -0.04,
11/11 07Z,   0.20,   0.04,  99.90,   0.20,  -0.04,
11/11 08Z,   0.20,   1.01,  99.90,   1.17,  -0.04,
11/11 09Z,   0.20,   2.16,  99.90,   2.33,  -0.04,
11/11 10Z,   0.20,   3.28,  99.90,   3.44,  -0.04,
11/11 11Z,   0.20,   4.15,  99.90,   4.32,  -0.04,
11/11 12Z,   0.20,   4.65,  99.90,   4.81,  -0.04,
11/11 13Z,   0.20,   4.74,  99.90,   4.90,  -0.04,  (max)
11/11 14Z,   0.30,   4.49,  99.90,   4.75,  -0.04,
11/11 15Z,   0.20,   4.05,  99.90,   4.21,  -0.04,
11/11 16Z,   0.20,   3.60,  99.90,   3.76,  -0.04,
11/11 17Z,   0.30,   3.30,  99.90,   3.57,  -0.04,
11/11 18Z,   0.30,   3.28,  99.90,   3.55,  -0.04,  (min)
11/11 19Z,   0.30,   3.56,  99.90,   3.82,  -0.04,
11/11 20Z,   0.20,   4.06,  99.90,   4.23,  -0.04,
11/11 21Z,   0.30,   4.65,  99.90,   4.92,  -0.04,
11/11 22Z,   0.30,   5.14,  99.90,   5.40,  -0.04,
11/11 23Z,   0.30,   5.35,  99.90,   5.62,  -0.04,  (max)
11/12 00Z,   0.30,   5.17,  99.90,   5.44,  -0.04,
11/12 01Z,   0.30,   4.57,  99.90,   4.83,  -0.04,
11/12 02Z,   0.40,   3.60,  99.90,   3.97,  -0.04,
11/12 03Z,   0.40,   2.45,  99.90,   2.81,  -0.04,
11/12 04Z,   0.30,   1.31,  99.90,   1.57,  -0.04,
11/12 05Z,   0.30,   0.40,  99.90,   0.67,  -0.04,
11/12 06Z,   0.40,  -0.09,  99.90,   0.28,  -0.04,  (min)
11/12 07Z,   0.40,  -0.07,  99.90,   0.30,  -0.04,
11/12 08Z,   0.40,   0.45,  99.90,   0.81,  -0.04,
11/12 09Z,   0.40,   1.35,  99.90,   1.72,  -0.04,
11/12 10Z,   0.40,   2.45,  99.90,   2.82,  -0.04,
11/12 11Z,   0.40,   3.53,  99.90,   3.89,  -0.04,
11/12 12Z,   0.40,   4.38,  99.90,   4.74,  -0.04,
11/12 13Z,   0.40,   4.86,  99.90,   5.22,  -0.04,
11/12 14Z,   0.40,   4.93,  99.90,   5.29,  -0.04,  (max)
11/12 15Z,   0.40,   4.63,  99.90,   5.00,  -0.04,
11/12 16Z,   0.40,   4.11,  99.90,   4.48,  -0.04,
11/12 17Z,   0.40,   3.55,  99.90,   3.91,  -0.04,
11/12 18Z,   0.40,   3.11,  99.90,   3.47,  -0.04,
11/12 19Z,   0.40,   2.93,  99.90,   3.29,  -0.04,  (min)
11/12 20Z,   0.40,   3.06,  99.90,   3.43,  -0.04,
11/12 21Z,   0.50,   3.46,  99.90,   3.93,  -0.04,
11/12 22Z,   0.50,   4.01,  99.90,   4.47,  -0.04,
11/12 23Z,   0.60,   4.53,  99.90,   5.09,  -0.04,
11/13 00Z,   0.60,   4.83,  99.90,   5.40,  -0.04,  (max)
11/13 01Z,   0.60,   4.81,  99.90,   5.37,  -0.04,
11/13 02Z,   0.70,   4.38,  99.90,   5.05,  -0.04,
11/13 03Z,   0.70,   3.61,  99.90,   4.27,  -0.04,
11/13 04Z,   0.70,   2.62,  99.90,   3.29,  -0.04,
11/13 05Z,   0.80,   1.62,  99.90,   2.38,  -0.04,
11/13 06Z,   0.70,   0.81,  99.90,   1.47,  -0.04,
11/13 07Z,   0.80,   0.37,  99.90,   1.13,  -0.04,  (min)
11/13 08Z,   0.90,   0.40,  99.90,   1.27,  -0.04,
11/13 09Z,   0.80,   0.91,  99.90,   1.68,  -0.04,
11/13 10Z,   0.80,   1.80,  99.90,   2.56,  -0.04,
11/13 11Z,   0.80,   2.88,  99.90,   3.64,  -0.04,
11/13 12Z,   0.70,   3.92,  99.90,   4.59,  -0.04,
11/13 13Z,   0.70,   4.73,  99.90,   5.39,  -0.04,
11/13 14Z,   0.80,   5.15,  99.90,   5.91,  -0.04,  (max)
11/13 15Z,   0.70,   5.13,  99.90,   5.79,  -0.04,
11/13 16Z,   0.60,   4.71,  99.90,   5.28,  -0.04,
11/13 17Z,   0.60,   4.05,  99.90,   4.61,  -0.04,
11/13 18Z,   0.50,   3.32,  99.90,   3.79,  -0.04,
11/13 19Z,   0.50,   2.73,  99.90,   3.19,  -0.04,
11/13 20Z,   0.50,   2.42,  99.90,   2.88,  -0.04,  (min)
11/13 21Z,   0.50,   2.46,  99.90,   2.93,  -0.04,
11/13 22Z,   0.50,   2.83,  99.90,   3.29,  -0.04,
11/13 23Z,   0.50,   3.39,  99.90,   3.86,  -0.04,
11/14 00Z,   0.50,   3.99,  99.90,   4.45,  -0.04,
11/14 01Z,  99.90,   4.42,  99.90,  99.90,  -0.04,
11/14 02Z,  99.90,   4.53,  99.90,  99.90,  -0.04,
11/14 03Z,  99.90,   4.26,  99.90,  99.90,  -0.04,
11/14 04Z,  99.90,   3.64,  99.90,  99.90,  -0.04,
11/14 05Z,  99.90,   2.78,  99.90,  99.90,  -0.04,
11/14 06Z,  99.90,   1.89,  99.90,  99.90,  -0.04,