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 : 05/16/2025 22:21:05 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 06Z,   0.10,   5.24,   5.47,  99.90,   0.13,
05/15 07Z,   0.10,   5.57,   5.79,  99.90,   0.12,  (max)
05/15 08Z,   0.10,   5.46,   5.69,  99.90,   0.13,
05/15 09Z,   0.10,   4.87,   5.08,  99.90,   0.11,
05/15 10Z,   0.10,   3.85,   4.07,  99.90,   0.12,
05/15 11Z,   0.20,   2.56,   2.81,  99.90,   0.05,
05/15 12Z,   0.10,   1.24,   1.46,  99.90,   0.12,
05/15 13Z,   0.10,   0.11,   0.38,  99.90,   0.17,
05/15 14Z,   0.10,  -0.61,  -0.35,  99.90,   0.16,
05/15 15Z,   0.10,  -0.82,  -0.53,  99.90,   0.19,  (min)
05/15 16Z,   0.10,  -0.50,  -0.18,  99.90,   0.22,
05/15 17Z,   0.10,   0.24,   0.54,  99.90,   0.20,
05/15 18Z,   0.10,   1.23,   1.55,  99.90,   0.22,
05/15 19Z,   0.10,   2.23,   2.59,  99.90,   0.26,
05/15 20Z,   0.10,   3.06,   3.44,  99.90,   0.28,
05/15 21Z,   0.10,   3.59,   3.98,  99.90,   0.29,
05/15 22Z,   0.10,   3.76,   4.11,  99.90,   0.25,  (max)
05/15 23Z,   0.10,   3.65,   3.92,  99.90,   0.17,
05/16 00Z,   0.20,   3.38,   3.60,  99.90,   0.02,
05/16 01Z,   0.20,   3.12,   3.33,  99.90,   0.01,
05/16 02Z,   0.20,   3.02,   3.21,  99.90,  -0.01,  (min)
05/16 03Z,   0.20,   3.18,   3.41,  99.90,   0.03,
05/16 04Z,   0.20,   3.60,   3.91,  99.90,   0.11,
05/16 05Z,   0.20,   4.21,   4.57,  99.90,   0.16,
05/16 06Z,   0.30,   4.85,   5.19,  99.90,   0.04,
05/16 07Z,   0.30,   5.33,   5.66,  99.90,   0.03,
05/16 08Z,   0.30,   5.48,   5.78,  99.90,  -0.00,  (max)
05/16 09Z,   0.20,   5.20,   5.46,  99.90,   0.06,
05/16 10Z,   0.20,   4.47,   4.75,  99.90,   0.08,
05/16 11Z,   0.20,   3.39,   3.65,  99.90,   0.06,
05/16 12Z,   0.20,   2.11,   2.40,  99.90,   0.09,
05/16 13Z,   0.30,   0.88,   1.08,  99.90,  -0.10,
05/16 14Z,   0.30,  -0.10,   0.12,  99.90,  -0.08,
05/16 15Z,   0.20,  -0.66,  -0.43,  99.90,   0.03,
05/16 16Z,   0.30,  -0.71,  -0.43,  99.90,  -0.02,  (min)
05/16 17Z,   0.30,  -0.29,  -0.01,  99.90,  -0.02,
05/16 18Z,   0.30,   0.50,   0.87,  99.90,   0.07,
05/16 19Z,   0.30,   1.47,   1.87,  99.90,   0.10,
05/16 20Z,   0.20,   2.42,   2.81,  99.90,   0.19,
05/16 21Z,   0.20,   3.17,   3.55,  99.90,   0.18,
05/16 22Z,   0.20,   3.62,   3.92,  99.90,   0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 23Z,   0.20,   3.75,  99.90,   4.05,   0.10,  (max)
05/17 00Z,   0.20,   3.63,  99.90,   3.93,   0.10,
05/17 01Z,   0.20,   3.39,  99.90,   3.69,   0.09,
05/17 02Z,   0.20,   3.20,  99.90,   3.49,   0.09,  (min)
05/17 03Z,   0.30,   3.17,  99.90,   3.56,   0.09,
05/17 04Z,   0.30,   3.38,  99.90,   3.76,   0.09,
05/17 05Z,   0.30,   3.81,  99.90,   4.19,   0.08,
05/17 06Z,   0.20,   4.37,  99.90,   4.65,   0.08,
05/17 07Z,   0.20,   4.92,  99.90,   5.19,   0.08,
05/17 08Z,   0.20,   5.27,  99.90,   5.55,   0.07,
05/17 09Z,   0.20,   5.29,  99.90,   5.57,   0.07,  (max)
05/17 10Z,   0.20,   4.90,  99.90,   5.17,   0.07,
05/17 11Z,   0.20,   4.11,  99.90,   4.38,   0.07,
05/17 12Z,   0.20,   3.01,  99.90,   3.28,   0.07,
05/17 13Z,   0.20,   1.79,  99.90,   2.06,   0.07,
05/17 14Z,   0.20,   0.66,  99.90,   0.93,   0.07,
05/17 15Z,   0.20,  -0.19,  99.90,   0.08,   0.07,
05/17 16Z,   0.20,  -0.62,  99.90,  -0.35,   0.07,  (min)
05/17 17Z,   0.20,  -0.56,  99.90,  -0.29,   0.07,
05/17 18Z,   0.20,  -0.06,  99.90,   0.21,   0.07,
05/17 19Z,   0.20,   0.75,  99.90,   1.02,   0.07,
05/17 20Z,   0.20,   1.71,  99.90,   1.97,   0.07,
05/17 21Z,   0.10,   2.61,  99.90,   2.77,   0.07,
05/17 22Z,   0.10,   3.30,  99.90,   3.47,   0.07,
05/17 23Z,   0.20,   3.70,  99.90,   3.97,   0.07,  (max)
05/18 00Z,   0.10,   3.80,  99.90,   3.96,   0.07,
05/18 01Z,   0.10,   3.67,  99.90,   3.84,   0.07,
05/18 02Z,   0.10,   3.45,  99.90,   3.61,   0.07,
05/18 03Z,   0.10,   3.27,  99.90,   3.44,   0.07,
05/18 04Z,   0.10,   3.25,  99.90,   3.42,   0.07,  (min)
05/18 05Z,   0.10,   3.45,  99.90,   3.62,   0.07,
05/18 06Z,   0.10,   3.84,  99.90,   4.01,   0.07,
05/18 07Z,   0.00,   4.35,  99.90,   4.42,   0.07,
05/18 08Z,   0.00,   4.81,  99.90,   4.88,   0.07,
05/18 09Z,   0.00,   5.08,  99.90,   5.15,   0.07,  (max)
05/18 10Z,   0.00,   5.04,  99.90,   5.10,   0.07,
05/18 11Z,   0.00,   4.60,  99.90,   4.67,   0.07,
05/18 12Z,   0.00,   3.80,  99.90,   3.87,   0.07,
05/18 13Z,   0.00,   2.75,  99.90,   2.81,   0.07,
05/18 14Z,   0.00,   1.60,  99.90,   1.67,   0.07,
05/18 15Z,   0.00,   0.56,  99.90,   0.63,   0.07,
05/18 16Z,   0.00,  -0.18,  99.90,  -0.11,   0.07,
05/18 17Z,   0.00,  -0.51,  99.90,  -0.44,   0.07,  (min)
05/18 18Z,   0.00,  -0.37,  99.90,  -0.30,   0.07,
05/18 19Z,   0.00,   0.19,  99.90,   0.25,   0.07,
05/18 20Z,   0.00,   1.03,  99.90,   1.09,   0.07,
05/18 21Z,   0.00,   1.98,  99.90,   2.05,   0.07,
05/18 22Z,   0.00,   2.86,  99.90,   2.93,   0.07,
05/18 23Z,   0.00,   3.52,  99.90,   3.59,   0.07,
05/19 00Z,   0.00,   3.88,  99.90,   3.94,   0.07,
05/19 01Z,   0.00,   3.93,  99.90,   4.00,   0.07,  (max)
05/19 02Z,   0.00,   3.76,  99.90,   3.83,   0.07,
05/19 03Z,   0.00,   3.49,  99.90,   3.56,   0.07,
05/19 04Z,   0.00,   3.26,  99.90,   3.33,   0.07,
05/19 05Z,   0.00,   3.18,  99.90,   3.25,   0.07,  (min)
05/19 06Z,   0.00,   3.32,  99.90,   3.39,   0.07,
05/19 07Z,   0.00,   3.66,  99.90,   3.73,   0.07,
05/19 08Z,   0.00,   4.11,  99.90,   4.18,   0.07,
05/19 09Z,   0.00,   4.54,  99.90,   4.61,   0.07,
05/19 10Z,   0.00,   4.79,  99.90,   4.86,   0.07,  (max)
05/19 11Z,   0.00,   4.74,  99.90,   4.81,   0.07,
05/19 12Z,   0.00,   4.33,  99.90,   4.40,   0.07,
05/19 13Z,   0.00,   3.58,  99.90,   3.65,   0.07,
05/19 14Z,   0.00,   2.59,  99.90,   2.66,   0.07,
05/19 15Z,   0.00,   1.52,  99.90,   1.59,   0.07,
05/19 16Z,   0.00,   0.57,  99.90,   0.64,   0.07,
05/19 17Z,  -0.10,  -0.09,  99.90,  -0.12,   0.07,
05/19 18Z,   0.00,  -0.34,  99.90,  -0.27,   0.07,  (min)
05/19 19Z,   0.00,  -0.12,  99.90,  -0.05,   0.07,
05/19 20Z,   0.00,   0.49,  99.90,   0.56,   0.07,
05/19 21Z,   0.00,   1.38,  99.90,   1.45,   0.07,
05/19 22Z,   0.00,   2.36,  99.90,   2.42,   0.07,
05/19 23Z,   0.00,   3.24,  99.90,   3.31,   0.07,
05/20 00Z,   0.00,   3.87,  99.90,   3.94,   0.07,
05/20 01Z,   0.00,   4.17,  99.90,   4.24,   0.07,  (max)
05/20 02Z,   0.00,   4.14,  99.90,   4.21,   0.07,
05/20 03Z,   0.00,   3.85,  99.90,   3.92,   0.07,
05/20 04Z,   0.00,   3.46,  99.90,   3.53,   0.07,
05/20 05Z,   0.00,   3.10,  99.90,   3.17,   0.07,
05/20 06Z,   0.00,   2.91,  99.90,   2.97,   0.07,  (min)
05/20 07Z,   0.00,   2.95,  99.90,   3.02,   0.07,
05/20 08Z,   0.00,   3.23,  99.90,   3.30,   0.07,
05/20 09Z,   0.00,   3.67,  99.90,   3.74,   0.07,
05/20 10Z,   0.00,   4.11,  99.90,   4.18,   0.07,
05/20 11Z,   0.00,   4.42,  99.90,   4.48,   0.07,
05/20 12Z,   0.00,   4.44,  99.90,   4.51,   0.07,
05/20 13Z,  99.90,   4.12,  99.90,  99.90,   0.07,
05/20 14Z,  99.90,   3.45,  99.90,  99.90,   0.07,
05/20 15Z,  99.90,   2.54,  99.90,  99.90,   0.07,
05/20 16Z,  99.90,   1.55,  99.90,  99.90,   0.07,
05/20 17Z,  99.90,   0.66,  99.90,  99.90,   0.07,
05/20 18Z,  99.90,   0.08,  99.90,  99.90,   0.07,