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 : 06/11/2026 07:23:40 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/09 12Z,   0.60,  -2.52,  -2.04,  99.90,  -0.12,
06/09 13Z,   0.70,  -2.29,  -1.82,  99.90,  -0.23,  (max)
06/09 14Z,   0.60,  -2.36,  -1.86,  99.90,  -0.10,
06/09 15Z,   0.60,  -2.73,  -2.24,  99.90,  -0.11,
06/09 16Z,   0.60,  -3.33,  -2.76,  99.90,  -0.03,
06/09 17Z,   0.60,  -3.99,  -3.34,  99.90,   0.05,
06/09 18Z,   0.60,  -4.53,  -3.96,  99.90,  -0.03,
06/09 19Z,   0.60,  -4.80,  -4.26,  99.90,  -0.06,  (min)
06/09 20Z,   0.60,  -4.68,  -4.18,  99.90,  -0.10,
06/09 21Z,   0.60,  -4.17,  -3.69,  99.90,  -0.12,
06/09 22Z,   0.60,  -3.35,  -2.91,  99.90,  -0.16,
06/09 23Z,   0.60,  -2.37,  -1.92,  99.90,  -0.15,
06/10 00Z,   0.50,  -1.45,  -1.01,  99.90,  -0.06,
06/10 01Z,   0.60,  -0.78,  -0.46,  99.90,  -0.28,
06/10 02Z,   0.50,  -0.52,  -0.22,  99.90,  -0.20,  (max)
06/10 03Z,   0.50,  -0.73,  -0.34,  99.90,  -0.11,
06/10 04Z,   0.60,  -1.36,  -0.99,  99.90,  -0.23,
06/10 05Z,   0.50,  -2.28,  -1.78,  99.90,  -0.00,
06/10 06Z,   0.40,  -3.28,  -2.82,  99.90,   0.06,
06/10 07Z,   0.40,  -4.17,  -3.59,  99.90,   0.18,
06/10 08Z,   0.40,  -4.75,  -4.27,  99.90,   0.08,
06/10 09Z,   0.40,  -4.93,  -4.40,  99.90,   0.13,  (min)
06/10 10Z,   0.40,  -4.71,  -4.23,  99.90,   0.08,
06/10 11Z,   0.40,  -4.17,  -3.65,  99.90,   0.12,
06/10 12Z,   0.40,  -3.50,  -3.02,  99.90,   0.08,
06/10 13Z,   0.40,  -2.88,  -2.51,  99.90,  -0.03,
06/10 14Z,   0.40,  -2.47,  -2.07,  99.90,   0.00,
06/10 15Z,   0.40,  -2.39,  -1.96,  99.90,   0.03,  (max)
06/10 16Z,   0.40,  -2.64,  -2.26,  99.90,  -0.02,
06/10 17Z,   0.40,  -3.13,  -2.75,  99.90,  -0.02,
06/10 18Z,   0.50,  -3.71,  -3.30,  99.90,  -0.09,
06/10 19Z,   0.50,  -4.17,  -3.75,  99.90,  -0.08,
06/10 20Z,   0.50,  -4.35,  -4.06,  99.90,  -0.21,  (min)
06/10 21Z,   0.50,  -4.15,  -3.71,  99.90,  -0.06,
06/10 22Z,   0.50,  -3.55,  -3.15,  99.90,  -0.10,
06/10 23Z,   0.50,  -2.65,  -2.23,  99.90,  -0.08,
06/11 00Z,   0.60,  -1.64,  -1.20,  99.90,  -0.16,
06/11 01Z,   0.60,  -0.74,  -0.35,  99.90,  -0.21,
06/11 02Z,   0.60,  -0.17,   0.24,  99.90,  -0.19,
06/11 03Z,   0.60,  -0.09,   0.32,  99.90,  -0.19,  (max)
06/11 04Z,   0.60,  -0.53,  -0.15,  99.90,  -0.22,
06/11 05Z,   0.60,  -1.44,  -1.00,  99.90,  -0.16,
06/11 06Z,   0.60,  -2.64,  -2.11,  99.90,  -0.07,
06/11 07Z,   0.60,  -3.90,  -3.38,  99.90,  -0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/11 08Z,   0.70,  -4.96,  99.90,  -4.34,  -0.08,
06/11 09Z,   0.70,  -5.64,  99.90,  -5.01,  -0.07,
06/11 10Z,   0.70,  -5.81,  99.90,  -5.18,  -0.07,  (min)
06/11 11Z,   0.70,  -5.49,  99.90,  -4.86,  -0.07,
06/11 12Z,   0.70,  -4.80,  99.90,  -4.16,  -0.06,
06/11 13Z,   0.80,  -3.92,  99.90,  -3.18,  -0.06,
06/11 14Z,   0.70,  -3.10,  99.90,  -2.45,  -0.05,
06/11 15Z,   0.70,  -2.51,  99.90,  -1.86,  -0.05,
06/11 16Z,   0.80,  -2.29,  99.90,  -1.53,  -0.04,  (max)
06/11 17Z,   0.70,  -2.45,  99.90,  -1.78,  -0.04,
06/11 18Z,   0.70,  -2.87,  99.90,  -2.21,  -0.03,
06/11 19Z,   0.70,  -3.40,  99.90,  -2.73,  -0.03,
06/11 20Z,   0.70,  -3.82,  99.90,  -3.14,  -0.03,
06/11 21Z,   0.70,  -3.94,  99.90,  -3.26,  -0.03,  (min)
06/11 22Z,   0.80,  -3.65,  99.90,  -2.88,  -0.03,
06/11 23Z,   0.80,  -2.96,  99.90,  -2.19,  -0.03,
06/12 00Z,   0.80,  -2.00,  99.90,  -1.22,  -0.03,
06/12 01Z,   0.80,  -0.95,  99.90,  -0.18,  -0.03,
06/12 02Z,   0.80,  -0.09,  99.90,   0.68,  -0.03,
06/12 03Z,   0.80,   0.37,  99.90,   1.14,  -0.03,  (max)
06/12 04Z,   0.80,   0.27,  99.90,   1.04,  -0.03,
06/12 05Z,   0.80,  -0.43,  99.90,   0.34,  -0.03,
06/12 06Z,   0.80,  -1.62,  99.90,  -0.85,  -0.03,
06/12 07Z,   0.80,  -3.10,  99.90,  -2.32,  -0.03,
06/12 08Z,   0.90,  -4.58,  99.90,  -3.71,  -0.03,
06/12 09Z,   0.90,  -5.79,  99.90,  -4.92,  -0.03,
06/12 10Z,   0.90,  -6.51,  99.90,  -5.63,  -0.03,
06/12 11Z,   0.90,  -6.62,  99.90,  -5.75,  -0.03,  (min)
06/12 12Z,   0.90,  -6.16,  99.90,  -5.29,  -0.03,
06/12 13Z,   0.90,  -5.27,  99.90,  -4.40,  -0.03,
06/12 14Z,   0.90,  -4.18,  99.90,  -3.31,  -0.03,
06/12 15Z,   0.90,  -3.16,  99.90,  -2.29,  -0.03,
06/12 16Z,   0.90,  -2.43,  99.90,  -1.55,  -0.03,
06/12 17Z,   0.90,  -2.11,  99.90,  -1.23,  -0.03,  (max)
06/12 18Z,   0.90,  -2.21,  99.90,  -1.34,  -0.03,
06/12 19Z,   0.90,  -2.62,  99.90,  -1.75,  -0.03,
06/12 20Z,   0.90,  -3.13,  99.90,  -2.26,  -0.03,
06/12 21Z,   0.90,  -3.52,  99.90,  -2.65,  -0.03,
06/12 22Z,   0.90,  -3.59,  99.90,  -2.72,  -0.03,  (min)
06/12 23Z,   0.90,  -3.23,  99.90,  -2.36,  -0.03,
06/13 00Z,   0.90,  -2.46,  99.90,  -1.59,  -0.03,
06/13 01Z,   0.90,  -1.43,  99.90,  -0.55,  -0.03,
06/13 02Z,   0.90,  -0.36,  99.90,   0.52,  -0.03,
06/13 03Z,   0.90,   0.47,  99.90,   1.34,  -0.03,
06/13 04Z,   0.90,   0.81,  99.90,   1.68,  -0.03,  (max)
06/13 05Z,   0.90,   0.52,  99.90,   1.39,  -0.03,
06/13 06Z,   0.90,  -0.42,  99.90,   0.45,  -0.03,
06/13 07Z,   0.90,  -1.88,  99.90,  -1.00,  -0.03,
06/13 08Z,   1.00,  -3.59,  99.90,  -2.62,  -0.03,
06/13 09Z,   0.90,  -5.25,  99.90,  -4.38,  -0.03,
06/13 10Z,   1.00,  -6.55,  99.90,  -5.58,  -0.03,
06/13 11Z,   1.00,  -7.26,  99.90,  -6.28,  -0.03,
06/13 12Z,   1.00,  -7.27,  99.90,  -6.30,  -0.03,  (min)
06/13 13Z,   1.00,  -6.64,  99.90,  -5.66,  -0.03,
06/13 14Z,   1.00,  -5.55,  99.90,  -4.57,  -0.03,
06/13 15Z,   1.00,  -4.27,  99.90,  -3.29,  -0.03,
06/13 16Z,   1.00,  -3.09,  99.90,  -2.12,  -0.03,
06/13 17Z,   1.00,  -2.25,  99.90,  -1.28,  -0.03,
06/13 18Z,   1.00,  -1.89,  99.90,  -0.92,  -0.03,  (max)
06/13 19Z,   0.90,  -1.99,  99.90,  -1.12,  -0.03,
06/13 20Z,   0.90,  -2.42,  99.90,  -1.55,  -0.03,
06/13 21Z,   0.90,  -2.95,  99.90,  -2.08,  -0.03,
06/13 22Z,   0.90,  -3.33,  99.90,  -2.45,  -0.03,
06/13 23Z,   0.90,  -3.35,  99.90,  -2.48,  -0.03,  (min)
06/14 00Z,   0.90,  -2.92,  99.90,  -2.05,  -0.03,
06/14 01Z,   0.90,  -2.07,  99.90,  -1.20,  -0.03,
06/14 02Z,   0.90,  -0.97,  99.90,  -0.10,  -0.03,
06/14 03Z,   0.90,   0.11,  99.90,   0.99,  -0.03,
06/14 04Z,   0.90,   0.89,  99.90,   1.76,  -0.03,
06/14 05Z,   0.90,   1.11,  99.90,   1.98,  -0.03,  (max)
06/14 06Z,   0.90,   0.63,  99.90,   1.51,  -0.03,
06/14 07Z,   0.90,  -0.52,  99.90,   0.35,  -0.03,
06/14 08Z,   0.90,  -2.19,  99.90,  -1.31,  -0.03,
06/14 09Z,   0.90,  -4.08,  99.90,  -3.20,  -0.03,
06/14 10Z,   0.90,  -5.84,  99.90,  -4.97,  -0.03,
06/14 11Z,   0.90,  -7.16,  99.90,  -6.29,  -0.03,
06/14 12Z,   0.90,  -7.80,  99.90,  -6.92,  -0.03,  (min)
06/14 13Z,   0.90,  -7.68,  99.90,  -6.80,  -0.03,
06/14 14Z,   0.90,  -6.87,  99.90,  -6.00,  -0.03,
06/14 15Z,   0.90,  -5.61,  99.90,  -4.73,  -0.03,
06/14 16Z,   0.90,  -4.18,  99.90,  -3.31,  -0.03,
06/14 17Z,   0.90,  -2.91,  99.90,  -2.04,  -0.03,
06/14 18Z,   0.90,  -2.04,  99.90,  -1.17,  -0.03,
06/14 19Z,   0.90,  -1.69,  99.90,  -0.82,  -0.03,  (max)
06/14 20Z,   0.90,  -1.83,  99.90,  -0.96,  -0.03,
06/14 21Z,   0.90,  -2.30,  99.90,  -1.43,  -0.03,
06/14 22Z,   0.90,  -2.86,  99.90,  -1.98,  -0.03,
06/14 23Z,   0.90,  -3.23,  99.90,  -2.35,  -0.03,  (min)
06/15 00Z,   0.90,  -3.21,  99.90,  -2.33,  -0.03,