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 : 07/11/2025 12:22:15 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/09 12Z,   0.20,  -6.56,  -6.35,  99.90,   0.01,
07/09 13Z,   0.20,  -6.50,  -6.23,  99.90,   0.07,  (min)
07/09 14Z,   0.20,  -5.93,  -5.60,  99.90,   0.13,
07/09 15Z,   0.10,  -4.99,  -4.69,  99.90,   0.20,
07/09 16Z,   0.10,  -3.91,  -3.61,  99.90,   0.20,
07/09 17Z,   0.20,  -2.91,  -2.68,  99.90,   0.03,
07/09 18Z,   0.10,  -2.20,  -1.99,  99.90,   0.11,
07/09 19Z,   0.10,  -1.85,  -1.70,  99.90,   0.05,
07/09 20Z,   0.10,  -1.87,  -1.68,  99.90,   0.09,  (max)
07/09 21Z,   0.10,  -2.14,  -1.93,  99.90,   0.11,
07/09 22Z,   0.10,  -2.48,  -2.31,  99.90,   0.07,
07/09 23Z,   0.10,  -2.71,  -2.52,  99.90,   0.09,  (min)
07/10 00Z,   0.20,  -2.66,  -2.46,  99.90,   0.00,
07/10 01Z,   0.20,  -2.29,  -2.13,  99.90,  -0.04,
07/10 02Z,   0.20,  -1.63,  -1.46,  99.90,  -0.03,
07/10 03Z,   0.20,  -0.84,  -0.71,  99.90,  -0.07,
07/10 04Z,   0.20,  -0.11,   0.07,  99.90,  -0.02,
07/10 05Z,   0.20,   0.32,   0.46,  99.90,  -0.06,  (max)
07/10 06Z,   0.20,   0.29,   0.42,  99.90,  -0.07,
07/10 07Z,   0.20,  -0.29,  -0.19,  99.90,  -0.10,
07/10 08Z,   0.20,  -1.36,  -1.37,  99.90,  -0.21,
07/10 09Z,   0.20,  -2.77,  -2.69,  99.90,  -0.12,
07/10 10Z,   0.20,  -4.27,  -4.26,  99.90,  -0.19,
07/10 11Z,   0.20,  -5.59,  -5.53,  99.90,  -0.14,
07/10 12Z,   0.20,  -6.48,  -6.35,  99.90,  -0.07,
07/10 13Z,   0.20,  -6.79,  -6.62,  99.90,  -0.03,  (min)
07/10 14Z,   0.20,  -6.50,  -6.22,  99.90,   0.08,
07/10 15Z,   0.20,  -5.71,  -5.42,  99.90,   0.09,
07/10 16Z,   0.20,  -4.61,  -4.29,  99.90,   0.12,
07/10 17Z,   0.20,  -3.46,  -3.22,  99.90,   0.04,
07/10 18Z,   0.20,  -2.49,  -2.26,  99.90,   0.03,
07/10 19Z,   0.20,  -1.89,  -1.67,  99.90,   0.02,
07/10 20Z,   0.20,  -1.69,  -1.46,  99.90,   0.03,  (max)
07/10 21Z,   0.20,  -1.86,  -1.65,  99.90,   0.01,
07/10 22Z,   0.20,  -2.23,  -2.03,  99.90,   0.00,
07/10 23Z,   0.20,  -2.61,  -2.42,  99.90,  -0.01,
07/11 00Z,   0.30,  -2.78,  -2.52,  99.90,  -0.04,  (min)
07/11 01Z,   0.30,  -2.64,  -2.40,  99.90,  -0.06,
07/11 02Z,   0.30,  -2.13,  -1.80,  99.90,   0.03,
07/11 03Z,   0.30,  -1.37,  -1.05,  99.90,   0.02,
07/11 04Z,   0.30,  -0.53,  -0.23,  99.90,  -0.00,
07/11 05Z,   0.30,   0.16,   0.44,  99.90,  -0.02,
07/11 06Z,   0.30,   0.46,   0.72,  99.90,  -0.04,  (max)
07/11 07Z,   0.30,   0.24,   0.43,  99.90,  -0.11,
07/11 08Z,   0.40,  -0.56,  -0.32,  99.90,  -0.16,
07/11 09Z,   0.40,  -1.82,  -1.64,  99.90,  -0.22,
07/11 10Z,   0.40,  -3.35,  -3.12,  99.90,  -0.17,
07/11 11Z,   0.40,  -4.86,  -4.62,  99.90,  -0.16,
07/11 12Z,   0.40,  -6.08,  -5.78,  99.90,  -0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 13Z,   0.40,  -6.78,  99.90,  -6.47,  -0.09,
07/11 14Z,   0.40,  -6.85,  99.90,  -6.53,  -0.08,  (min)
07/11 15Z,   0.40,  -6.31,  99.90,  -5.98,  -0.08,
07/11 16Z,   0.40,  -5.31,  99.90,  -4.98,  -0.07,
07/11 17Z,   0.40,  -4.10,  99.90,  -3.76,  -0.06,
07/11 18Z,   0.40,  -2.95,  99.90,  -2.60,  -0.05,
07/11 19Z,   0.40,  -2.08,  99.90,  -1.72,  -0.05,
07/11 20Z,   0.40,  -1.62,  99.90,  -1.26,  -0.04,
07/11 21Z,   0.40,  -1.61,  99.90,  -1.24,  -0.03,  (max)
07/11 22Z,   0.40,  -1.92,  99.90,  -1.54,  -0.02,
07/11 23Z,   0.40,  -2.38,  99.90,  -1.99,  -0.01,
07/12 00Z,   0.40,  -2.75,  99.90,  -2.36,  -0.01,
07/12 01Z,   0.40,  -2.86,  99.90,  -2.47,  -0.01,  (min)
07/12 02Z,   0.50,  -2.60,  99.90,  -2.11,  -0.01,
07/12 03Z,   0.50,  -1.98,  99.90,  -1.49,  -0.01,
07/12 04Z,   0.50,  -1.14,  99.90,  -0.65,  -0.01,
07/12 05Z,   0.50,  -0.30,  99.90,   0.19,  -0.01,
07/12 06Z,   0.50,   0.30,  99.90,   0.79,  -0.01,
07/12 07Z,   0.50,   0.45,  99.90,   0.94,  -0.01,  (max)
07/12 08Z,   0.50,   0.02,  99.90,   0.52,  -0.01,
07/12 09Z,   0.50,  -0.96,  99.90,  -0.47,  -0.01,
07/12 10Z,   0.50,  -2.36,  99.90,  -1.87,  -0.01,
07/12 11Z,   0.50,  -3.93,  99.90,  -3.44,  -0.01,
07/12 12Z,   0.50,  -5.38,  99.90,  -4.88,  -0.01,
07/12 13Z,   0.50,  -6.42,  99.90,  -5.93,  -0.01,
07/12 14Z,   0.50,  -6.87,  99.90,  -6.38,  -0.01,  (min)
07/12 15Z,   0.50,  -6.68,  99.90,  -6.18,  -0.01,
07/12 16Z,   0.50,  -5.90,  99.90,  -5.41,  -0.01,
07/12 17Z,   0.50,  -4.76,  99.90,  -4.26,  -0.01,
07/12 18Z,   0.50,  -3.50,  99.90,  -3.01,  -0.01,
07/12 19Z,   0.50,  -2.40,  99.90,  -1.91,  -0.01,
07/12 20Z,   0.50,  -1.68,  99.90,  -1.18,  -0.01,
07/12 21Z,   0.50,  -1.41,  99.90,  -0.92,  -0.01,  (max)
07/12 22Z,   0.50,  -1.58,  99.90,  -1.08,  -0.01,
07/12 23Z,   0.50,  -2.03,  99.90,  -1.54,  -0.01,
07/13 00Z,   0.50,  -2.55,  99.90,  -2.06,  -0.01,
07/13 01Z,   0.50,  -2.92,  99.90,  -2.42,  -0.01,
07/13 02Z,   0.50,  -2.95,  99.90,  -2.46,  -0.01,  (min)
07/13 03Z,   0.50,  -2.59,  99.90,  -2.10,  -0.01,
07/13 04Z,   0.50,  -1.90,  99.90,  -1.40,  -0.01,
07/13 05Z,   0.40,  -1.03,  99.90,  -0.64,  -0.01,
07/13 06Z,   0.40,  -0.24,  99.90,   0.16,  -0.01,
07/13 07Z,   0.40,   0.25,  99.90,   0.64,  -0.01,  (max)
07/13 08Z,   0.40,   0.23,  99.90,   0.63,  -0.01,
07/13 09Z,   0.50,  -0.36,  99.90,   0.13,  -0.01,
07/13 10Z,   0.50,  -1.48,  99.90,  -0.98,  -0.01,
07/13 11Z,   0.40,  -2.93,  99.90,  -2.53,  -0.01,
07/13 12Z,   0.50,  -4.44,  99.90,  -3.95,  -0.01,
07/13 13Z,   0.50,  -5.73,  99.90,  -5.24,  -0.01,
07/13 14Z,   0.50,  -6.54,  99.90,  -6.04,  -0.01,
07/13 15Z,   0.50,  -6.72,  99.90,  -6.23,  -0.01,  (min)
07/13 16Z,   0.50,  -6.27,  99.90,  -5.77,  -0.01,
07/13 17Z,   0.50,  -5.30,  99.90,  -4.81,  -0.01,
07/13 18Z,   0.50,  -4.07,  99.90,  -3.57,  -0.01,
07/13 19Z,   0.50,  -2.83,  99.90,  -2.34,  -0.01,
07/13 20Z,   0.40,  -1.85,  99.90,  -1.46,  -0.01,
07/13 21Z,   0.40,  -1.31,  99.90,  -0.91,  -0.01,
07/13 22Z,   0.50,  -1.25,  99.90,  -0.75,  -0.01,  (max)
07/13 23Z,   0.50,  -1.60,  99.90,  -1.10,  -0.01,
07/14 00Z,   0.50,  -2.17,  99.90,  -1.68,  -0.01,
07/14 01Z,   0.40,  -2.75,  99.90,  -2.36,  -0.01,
07/14 02Z,   0.50,  -3.10,  99.90,  -2.61,  -0.01,  (min)
07/14 03Z,   0.50,  -3.09,  99.90,  -2.60,  -0.01,
07/14 04Z,   0.50,  -2.68,  99.90,  -2.18,  -0.01,
07/14 05Z,   0.50,  -1.95,  99.90,  -1.46,  -0.01,
07/14 06Z,   0.50,  -1.11,  99.90,  -0.62,  -0.01,
07/14 07Z,   0.50,  -0.39,  99.90,   0.10,  -0.01,
07/14 08Z,   0.50,  -0.03,  99.90,   0.46,  -0.01,  (max)
07/14 09Z,   0.50,  -0.18,  99.90,   0.32,  -0.01,
07/14 10Z,   0.50,  -0.87,  99.90,  -0.38,  -0.01,
07/14 11Z,   0.50,  -2.03,  99.90,  -1.53,  -0.01,
07/14 12Z,   0.50,  -3.42,  99.90,  -2.93,  -0.01,
07/14 13Z,   0.50,  -4.79,  99.90,  -4.30,  -0.01,
07/14 14Z,   0.50,  -5.85,  99.90,  -5.35,  -0.01,
07/14 15Z,   0.50,  -6.38,  99.90,  -5.89,  -0.01,  (min)
07/14 16Z,   0.50,  -6.30,  99.90,  -5.80,  -0.01,
07/14 17Z,   0.50,  -5.63,  99.90,  -5.14,  -0.01,
07/14 18Z,   0.50,  -4.54,  99.90,  -4.05,  -0.01,
07/14 19Z,   0.50,  -3.28,  99.90,  -2.79,  -0.01,
07/14 20Z,   0.50,  -2.13,  99.90,  -1.64,  -0.01,
07/14 21Z,   0.50,  -1.32,  99.90,  -0.82,  -0.01,
07/14 22Z,   0.50,  -0.98,  99.90,  -0.48,  -0.01,  (max)
07/14 23Z,   0.50,  -1.13,  99.90,  -0.63,  -0.01,
07/15 00Z,   0.50,  -1.65,  99.90,  -1.15,  -0.01,