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 : 02/10/2026 05:25:12 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/08 12Z,   0.40,  -0.22,  -0.32,  99.90,  -0.50,  (max)
02/08 13Z,   0.40,  -0.75,  -0.78,  99.90,  -0.43,
02/08 14Z,   0.40,  -1.56,  -1.62,  99.90,  -0.46,
02/08 15Z,   0.40,  -2.48,  -2.57,  99.90,  -0.49,
02/08 16Z,   0.50,  -3.34,  -3.34,  99.90,  -0.50,
02/08 17Z,   0.40,  -3.98,  -3.96,  99.90,  -0.38,
02/08 18Z,   0.40,  -4.30,  -4.20,  99.90,  -0.30,  (min)
02/08 19Z,   0.40,  -4.26,  -4.10,  99.90,  -0.24,
02/08 20Z,   0.40,  -3.94,  -3.80,  99.90,  -0.26,
02/08 21Z,   0.40,  -3.44,  -3.40,  99.90,  -0.36,
02/08 22Z,   0.30,  -2.89,  -2.84,  99.90,  -0.25,
02/08 23Z,   0.40,  -2.45,  -2.44,  99.90,  -0.39,
02/09 00Z,   0.40,  -2.21,  -2.36,  99.90,  -0.55,
02/09 01Z,   0.40,  -2.18,  -2.35,  99.90,  -0.57,  (max)
02/09 02Z,   0.40,  -2.35,  -2.60,  99.90,  -0.65,
02/09 03Z,   0.40,  -2.61,  -2.84,  99.90,  -0.63,
02/09 04Z,   0.40,  -2.85,  -3.13,  99.90,  -0.68,
02/09 05Z,   0.40,  -2.95,  -3.22,  99.90,  -0.67,  (min)
02/09 06Z,   0.40,  -2.83,  -3.03,  99.90,  -0.60,
02/09 07Z,   0.30,  -2.47,  -2.61,  99.90,  -0.44,
02/09 08Z,   0.30,  -1.91,  -1.95,  99.90,  -0.34,
02/09 09Z,   0.30,  -1.26,  -1.33,  99.90,  -0.37,
02/09 10Z,   0.30,  -0.67,  -0.73,  99.90,  -0.36,
02/09 11Z,   0.30,  -0.26,  -0.39,  99.90,  -0.43,
02/09 12Z,   0.30,  -0.15,  -0.32,  99.90,  -0.47,  (max)
02/09 13Z,   0.30,  -0.38,  -0.52,  99.90,  -0.44,
02/09 14Z,   0.30,  -0.94,  -1.15,  99.90,  -0.51,
02/09 15Z,   0.30,  -1.74,  -1.95,  99.90,  -0.51,
02/09 16Z,   0.40,  -2.63,  -2.80,  99.90,  -0.57,
02/09 17Z,   0.40,  -3.47,  -3.57,  99.90,  -0.50,
02/09 18Z,   0.40,  -4.12,  -4.17,  99.90,  -0.45,
02/09 19Z,   0.40,  -4.48,  -4.41,  99.90,  -0.33,  (min)
02/09 20Z,   0.40,  -4.51,  -4.40,  99.90,  -0.29,
02/09 21Z,   0.40,  -4.26,  -4.10,  99.90,  -0.24,
02/09 22Z,   0.40,  -3.81,  -3.72,  99.90,  -0.31,
02/09 23Z,   0.50,  -3.28,  -3.18,  99.90,  -0.40,
02/10 00Z,   0.50,  -2.79,  -2.78,  99.90,  -0.49,
02/10 01Z,   0.60,  -2.44,  -2.44,  99.90,  -0.60,
02/10 02Z,   0.60,  -2.26,  -2.29,  99.90,  -0.63,
02/10 03Z,   0.60,  -2.25,  -2.28,  99.90,  -0.63,  (max)
02/10 04Z,   0.60,  -2.35,  -2.42,  99.90,  -0.67,
02/10 05Z,   0.70,  -2.46,  -2.42,  99.90,  -0.66,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/10 06Z,   0.60,  -2.49,  99.90,  -2.53,  -0.64,  (min)
02/10 07Z,   0.70,  -2.36,  99.90,  -2.28,  -0.62,
02/10 08Z,   0.70,  -2.05,  99.90,  -1.95,  -0.60,
02/10 09Z,   0.70,  -1.60,  99.90,  -1.47,  -0.58,
02/10 10Z,   0.70,  -1.07,  99.90,  -0.93,  -0.56,
02/10 11Z,   0.70,  -0.59,  99.90,  -0.42,  -0.54,
02/10 12Z,   0.80,  -0.27,  99.90,   0.01,  -0.52,
02/10 13Z,   0.80,  -0.21,  99.90,   0.09,  -0.50,  (max)
02/10 14Z,   0.80,  -0.48,  99.90,  -0.15,  -0.48,
02/10 15Z,   0.90,  -1.04,  99.90,  -0.60,  -0.46,
02/10 16Z,   0.90,  -1.84,  99.90,  -1.38,  -0.44,
02/10 17Z,   0.90,  -2.75,  99.90,  -2.27,  -0.42,
02/10 18Z,   0.90,  -3.62,  99.90,  -3.14,  -0.42,
02/10 19Z,   0.90,  -4.31,  99.90,  -3.83,  -0.42,
02/10 20Z,   0.90,  -4.72,  99.90,  -4.24,  -0.42,
02/10 21Z,   0.90,  -4.80,  99.90,  -4.32,  -0.42,  (min)
02/10 22Z,   0.90,  -4.57,  99.90,  -4.09,  -0.42,
02/10 23Z,   0.90,  -4.11,  99.90,  -3.62,  -0.42,
02/11 00Z,   1.00,  -3.52,  99.90,  -2.93,  -0.42,
02/11 01Z,   1.00,  -2.93,  99.90,  -2.35,  -0.42,
02/11 02Z,   0.90,  -2.46,  99.90,  -1.97,  -0.42,
02/11 03Z,   1.00,  -2.16,  99.90,  -1.57,  -0.42,
02/11 04Z,   1.00,  -2.04,  99.90,  -1.46,  -0.42,  (max)
02/11 05Z,   1.00,  -2.07,  99.90,  -1.48,  -0.42,
02/11 06Z,   1.00,  -2.15,  99.90,  -1.56,  -0.42,
02/11 07Z,   1.00,  -2.19,  99.90,  -1.60,  -0.42,  (min)
02/11 08Z,   1.00,  -2.11,  99.90,  -1.53,  -0.42,
02/11 09Z,   1.00,  -1.87,  99.90,  -1.28,  -0.42,
02/11 10Z,   1.00,  -1.47,  99.90,  -0.89,  -0.42,
02/11 11Z,   1.00,  -1.00,  99.90,  -0.41,  -0.42,
02/11 12Z,   1.00,  -0.55,  99.90,   0.04,  -0.42,
02/11 13Z,   1.00,  -0.24,  99.90,   0.34,  -0.42,
02/11 14Z,   1.00,  -0.20,  99.90,   0.38,  -0.42,  (max)
02/11 15Z,   1.00,  -0.47,  99.90,   0.11,  -0.42,
02/11 16Z,   0.90,  -1.07,  99.90,  -0.59,  -0.42,
02/11 17Z,   0.90,  -1.92,  99.90,  -1.44,  -0.42,
02/11 18Z,   0.90,  -2.89,  99.90,  -2.41,  -0.42,
02/11 19Z,   0.80,  -3.84,  99.90,  -3.45,  -0.42,
02/11 20Z,   0.80,  -4.59,  99.90,  -4.21,  -0.42,
02/11 21Z,   0.80,  -5.04,  99.90,  -4.66,  -0.42,
02/11 22Z,   0.80,  -5.11,  99.90,  -4.73,  -0.42,  (min)
02/11 23Z,   0.70,  -4.83,  99.90,  -4.55,  -0.42,
02/12 00Z,   0.70,  -4.27,  99.90,  -3.99,  -0.42,
02/12 01Z,   0.70,  -3.57,  99.90,  -3.28,  -0.42,
02/12 02Z,   0.70,  -2.86,  99.90,  -2.58,  -0.42,
02/12 03Z,   0.70,  -2.29,  99.90,  -2.00,  -0.42,
02/12 04Z,   0.60,  -1.93,  99.90,  -1.74,  -0.42,
02/12 05Z,   0.60,  -1.79,  99.90,  -1.61,  -0.42,  (max)
02/12 06Z,   0.60,  -1.84,  99.90,  -1.66,  -0.42,
02/12 07Z,   0.60,  -1.98,  99.90,  -1.80,  -0.42,
02/12 08Z,   0.60,  -2.09,  99.90,  -1.90,  -0.42,
02/12 09Z,   0.50,  -2.06,  99.90,  -1.98,  -0.42,  (min)
02/12 10Z,   0.50,  -1.85,  99.90,  -1.76,  -0.42,
02/12 11Z,   0.50,  -1.45,  99.90,  -1.37,  -0.42,
02/12 12Z,   0.50,  -0.95,  99.90,  -0.87,  -0.42,
02/12 13Z,   0.50,  -0.46,  99.90,  -0.38,  -0.42,
02/12 14Z,   0.50,  -0.13,  99.90,  -0.05,  -0.42,
02/12 15Z,   0.50,  -0.09,  99.90,  -0.00,  -0.42,  (max)
02/12 16Z,   0.40,  -0.40,  99.90,  -0.42,  -0.42,
02/12 17Z,   0.40,  -1.08,  99.90,  -1.10,  -0.42,
02/12 18Z,   0.40,  -2.04,  99.90,  -2.06,  -0.42,
02/12 19Z,   0.40,  -3.13,  99.90,  -3.15,  -0.42,
02/12 20Z,   0.40,  -4.17,  99.90,  -4.18,  -0.42,
02/12 21Z,   0.40,  -4.97,  99.90,  -4.98,  -0.42,
02/12 22Z,   0.40,  -5.39,  99.90,  -5.41,  -0.42,  (min)
02/12 23Z,   0.40,  -5.39,  99.90,  -5.40,  -0.42,
02/13 00Z,   0.40,  -4.97,  99.90,  -4.99,  -0.42,
02/13 01Z,   0.40,  -4.26,  99.90,  -4.28,  -0.42,
02/13 02Z,   0.40,  -3.41,  99.90,  -3.43,  -0.42,
02/13 03Z,   0.50,  -2.60,  99.90,  -2.52,  -0.42,
02/13 04Z,   0.50,  -1.99,  99.90,  -1.90,  -0.42,
02/13 05Z,   0.50,  -1.65,  99.90,  -1.57,  -0.42,  (max)
02/13 06Z,   0.40,  -1.59,  99.90,  -1.61,  -0.42,
02/13 07Z,   0.40,  -1.75,  99.90,  -1.77,  -0.42,
02/13 08Z,   0.50,  -1.99,  99.90,  -1.91,  -0.42,
02/13 09Z,   0.50,  -2.17,  99.90,  -2.08,  -0.42,  (min)
02/13 10Z,   0.50,  -2.16,  99.90,  -2.08,  -0.42,
02/13 11Z,   0.50,  -1.91,  99.90,  -1.83,  -0.42,
02/13 12Z,   0.50,  -1.44,  99.90,  -1.36,  -0.42,
02/13 13Z,   0.50,  -0.85,  99.90,  -0.76,  -0.42,
02/13 14Z,   0.50,  -0.28,  99.90,  -0.20,  -0.42,
02/13 15Z,   0.50,   0.07,  99.90,   0.16,  -0.42,
02/13 16Z,   0.50,   0.08,  99.90,   0.16,  -0.42,  (max)
02/13 17Z,   0.50,  -0.34,  99.90,  -0.26,  -0.42,
02/13 18Z,   0.50,  -1.17,  99.90,  -1.08,  -0.42,
02/13 19Z,   0.50,  -2.28,  99.90,  -2.20,  -0.42,
02/13 20Z,   0.50,  -3.51,  99.90,  -3.42,  -0.42,
02/13 21Z,   0.50,  -4.61,  99.90,  -4.53,  -0.42,
02/13 22Z,   0.50,  -5.40,  99.90,  -5.31,  -0.42,
02/13 23Z,   0.50,  -5.72,  99.90,  -5.64,  -0.42,  (min)
02/14 00Z,   0.50,  -5.55,  99.90,  -5.46,  -0.42,