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 : 10/14/2026 18:24:06 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/13 00Z,   1.10,  -6.84,  -5.75,  99.90,  -0.01,
10/13 01Z,   1.10,  -7.79,  -6.73,  99.90,  -0.04,
10/13 02Z,   1.10,  -8.20,  -7.23,  99.90,  -0.13,  (min)
10/13 03Z,   1.00,  -8.00,  -7.04,  99.90,  -0.04,
10/13 04Z,   1.10,  -7.28,  -6.33,  99.90,  -0.15,
10/13 05Z,   1.10,  -6.22,  -5.28,  99.90,  -0.16,
10/13 06Z,   1.00,  -5.09,  -4.15,  99.90,  -0.06,
10/13 07Z,   0.90,  -4.14,  -3.19,  99.90,   0.05,
10/13 08Z,   1.00,  -3.55,  -2.64,  99.90,  -0.09,
10/13 09Z,   0.90,  -3.42,  -2.50,  99.90,   0.02,  (max)
10/13 10Z,   0.90,  -3.70,  -2.79,  99.90,   0.01,
10/13 11Z,   0.90,  -4.25,  -3.37,  99.90,  -0.02,
10/13 12Z,   0.90,  -4.83,  -3.92,  99.90,   0.01,
10/13 13Z,   1.00,  -5.25,  -4.34,  99.90,  -0.09,
10/13 14Z,   0.90,  -5.33,  -4.42,  99.90,   0.01,  (min)
10/13 15Z,   0.90,  -5.01,  -4.09,  99.90,   0.02,
10/13 16Z,   0.90,  -4.34,  -3.44,  99.90,   0.00,
10/13 17Z,   0.90,  -3.50,  -2.61,  99.90,  -0.01,
10/13 18Z,   1.00,  -2.70,  -1.80,  99.90,  -0.10,
10/13 19Z,   0.90,  -2.17,  -1.32,  99.90,  -0.05,
10/13 20Z,   1.00,  -2.09,  -1.27,  99.90,  -0.18,  (max)
10/13 21Z,   0.90,  -2.54,  -1.69,  99.90,  -0.05,
10/13 22Z,   0.90,  -3.47,  99.90,  99.90,  99.90,
10/13 23Z,   0.90,  -4.71,  99.90,  99.90,  99.90,
10/14 00Z,   0.90,  -6.03,  -5.08,  99.90,   0.05,
10/14 01Z,   0.90,  -7.17,  -6.25,  99.90,   0.02,
10/14 02Z,   0.90,  -7.91,  -7.03,  99.90,  -0.02,
10/14 03Z,   0.90,  -8.12,  -7.25,  99.90,  -0.03,  (min)
10/14 04Z,   0.90,  -7.78,  -6.96,  99.90,  -0.08,
10/14 05Z,   0.90,  -7.02,  -6.22,  99.90,  -0.10,
10/14 06Z,   0.80,  -6.01,  -5.16,  99.90,   0.05,
10/14 07Z,   0.80,  -5.00,  -4.24,  99.90,  -0.04,
10/14 08Z,   0.80,  -4.20,  -3.43,  99.90,  -0.03,
10/14 09Z,   0.80,  -3.74,  -2.95,  99.90,  -0.01,
10/14 10Z,   0.80,  -3.66,  -2.84,  99.90,   0.02,  (max)
10/14 11Z,   0.80,  -3.91,  -3.13,  99.90,  -0.02,
10/14 12Z,   0.90,  -4.33,  -3.56,  99.90,  -0.13,
10/14 13Z,   0.90,  -4.74,  -3.92,  99.90,  -0.08,
10/14 14Z,   0.90,  -4.97,  -4.12,  99.90,  -0.05,  (min)
10/14 15Z,   0.80,  -4.89,  -3.99,  99.90,   0.10,
10/14 16Z,   0.90,  -4.50,  -3.65,  99.90,  -0.05,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 17Z,   0.90,  -3.87,  99.90,  -3.02,  -0.05,
10/14 18Z,   0.80,  -3.17,  99.90,  -2.42,  -0.05,
10/14 19Z,   0.80,  -2.58,  99.90,  -1.83,  -0.05,
10/14 20Z,   0.90,  -2.29,  99.90,  -1.45,  -0.05,  (max)
10/14 21Z,   0.90,  -2.43,  99.90,  -1.59,  -0.06,
10/14 22Z,   0.80,  -3.03,  99.90,  -2.28,  -0.06,
10/14 23Z,   0.90,  -3.99,  99.90,  -3.15,  -0.06,
10/15 00Z,   0.90,  -5.17,  99.90,  -4.33,  -0.06,
10/15 01Z,   0.90,  -6.34,  99.90,  -5.50,  -0.06,
10/15 02Z,   0.90,  -7.28,  99.90,  -6.44,  -0.06,
10/15 03Z,   0.90,  -7.83,  99.90,  -6.99,  -0.07,
10/15 04Z,   0.90,  -7.89,  99.90,  -7.06,  -0.07,  (min)
10/15 05Z,   0.90,  -7.50,  99.90,  -6.67,  -0.07,
10/15 06Z,   0.90,  -6.76,  99.90,  -5.93,  -0.07,
10/15 07Z,   0.90,  -5.85,  99.90,  -5.02,  -0.07,
10/15 08Z,   0.90,  -4.97,  99.90,  -4.14,  -0.07,
10/15 09Z,   0.90,  -4.30,  99.90,  -3.46,  -0.07,
10/15 10Z,   0.90,  -3.92,  99.90,  -3.08,  -0.07,
10/15 11Z,   0.90,  -3.85,  99.90,  -3.02,  -0.07,  (max)
10/15 12Z,   0.90,  -4.03,  99.90,  -3.20,  -0.07,
10/15 13Z,   0.90,  -4.33,  99.90,  -3.50,  -0.07,
10/15 14Z,   0.90,  -4.59,  99.90,  -3.76,  -0.07,
10/15 15Z,   0.90,  -4.69,  99.90,  -3.85,  -0.07,  (min)
10/15 16Z,   0.90,  -4.54,  99.90,  -3.71,  -0.07,
10/15 17Z,   0.90,  -4.15,  99.90,  -3.32,  -0.07,
10/15 18Z,   0.90,  -3.62,  99.90,  -2.79,  -0.07,
10/15 19Z,   0.90,  -3.07,  99.90,  -2.24,  -0.07,
10/15 20Z,   0.90,  -2.67,  99.90,  -1.84,  -0.07,
10/15 21Z,   0.90,  -2.56,  99.90,  -1.73,  -0.07,  (max)
10/15 22Z,   0.90,  -2.82,  99.90,  -1.99,  -0.07,
10/15 23Z,   0.90,  -3.46,  99.90,  -2.62,  -0.07,
10/16 00Z,   0.90,  -4.38,  99.90,  -3.55,  -0.07,
10/16 01Z,   0.90,  -5.43,  99.90,  -4.60,  -0.07,
10/16 02Z,   0.90,  -6.44,  99.90,  -5.61,  -0.07,
10/16 03Z,   0.90,  -7.21,  99.90,  -6.38,  -0.07,
10/16 04Z,   0.90,  -7.63,  99.90,  -6.80,  -0.07,  (min)
10/16 05Z,   0.90,  -7.63,  99.90,  -6.79,  -0.07,
10/16 06Z,   0.90,  -7.24,  99.90,  -6.41,  -0.07,
10/16 07Z,   0.90,  -6.56,  99.90,  -5.73,  -0.07,
10/16 08Z,   0.90,  -5.76,  99.90,  -4.93,  -0.07,
10/16 09Z,   0.90,  -4.99,  99.90,  -4.16,  -0.07,
10/16 10Z,   0.90,  -4.40,  99.90,  -3.56,  -0.07,
10/16 11Z,   0.90,  -4.05,  99.90,  -3.22,  -0.07,
10/16 12Z,   0.90,  -3.95,  99.90,  -3.12,  -0.07,  (max)
10/16 13Z,   0.90,  -4.06,  99.90,  -3.23,  -0.07,
10/16 14Z,   1.00,  -4.26,  99.90,  -3.32,  -0.07,
10/16 15Z,   0.90,  -4.42,  99.90,  -3.59,  -0.07,
10/16 16Z,   0.90,  -4.46,  99.90,  -3.63,  -0.07,  (min)
10/16 17Z,   0.90,  -4.31,  99.90,  -3.48,  -0.07,
10/16 18Z,   0.90,  -3.99,  99.90,  -3.16,  -0.07,
10/16 19Z,   0.90,  -3.57,  99.90,  -2.74,  -0.07,
10/16 20Z,   0.90,  -3.16,  99.90,  -2.32,  -0.07,
10/16 21Z,   0.90,  -2.89,  99.90,  -2.05,  -0.07,
10/16 22Z,   0.90,  -2.87,  99.90,  -2.04,  -0.07,  (max)
10/16 23Z,   0.90,  -3.16,  99.90,  -2.33,  -0.07,
10/17 00Z,   1.00,  -3.76,  99.90,  -2.83,  -0.07,
10/17 01Z,   1.00,  -4.59,  99.90,  -3.66,  -0.07,
10/17 02Z,   0.90,  -5.52,  99.90,  -4.69,  -0.07,
10/17 03Z,   0.90,  -6.40,  99.90,  -5.56,  -0.07,
10/17 04Z,   0.90,  -7.06,  99.90,  -6.23,  -0.07,
10/17 05Z,   0.90,  -7.41,  99.90,  -6.58,  -0.07,  (min)
10/17 06Z,   0.90,  -7.40,  99.90,  -6.57,  -0.07,
10/17 07Z,   0.90,  -7.05,  99.90,  -6.22,  -0.07,
10/17 08Z,   0.90,  -6.45,  99.90,  -5.62,  -0.07,
10/17 09Z,   0.90,  -5.72,  99.90,  -4.89,  -0.07,
10/17 10Z,   0.90,  -5.01,  99.90,  -4.18,  -0.07,
10/17 11Z,   0.90,  -4.44,  99.90,  -3.61,  -0.07,
10/17 12Z,   0.90,  -4.08,  99.90,  -3.25,  -0.07,
10/17 13Z,   0.90,  -3.95,  99.90,  -3.11,  -0.07,  (max)
10/17 14Z,   0.90,  -4.00,  99.90,  -3.16,  -0.07,
10/17 15Z,   0.90,  -4.15,  99.90,  -3.31,  -0.07,
10/17 16Z,   0.90,  -4.29,  99.90,  -3.46,  -0.07,
10/17 17Z,   0.90,  -4.35,  99.90,  -3.51,  -0.07,  (min)
10/17 18Z,   0.90,  -4.25,  99.90,  -3.42,  -0.07,
10/17 19Z,   0.90,  -4.02,  99.90,  -3.19,  -0.07,
10/17 20Z,   0.90,  -3.69,  99.90,  -2.86,  -0.07,
10/17 21Z,   0.90,  -3.36,  99.90,  -2.53,  -0.07,
10/17 22Z,   0.90,  -3.14,  99.90,  -2.31,  -0.07,
10/17 23Z,   0.90,  -3.13,  99.90,  -2.30,  -0.07,  (max)
10/18 00Z,   0.90,  -3.39,  99.90,  -2.56,  -0.07,
10/18 01Z,   0.90,  -3.92,  99.90,  -3.09,  -0.07,
10/18 02Z,   0.90,  -4.66,  99.90,  -3.82,  -0.07,
10/18 03Z,   0.90,  -5.49,  99.90,  -4.66,  -0.07,
10/18 04Z,   0.90,  -6.29,  99.90,  -5.46,  -0.07,
10/18 05Z,   0.90,  -6.92,  99.90,  -6.09,  -0.07,
10/18 06Z,   0.90,  -7.26,  99.90,  -6.43,  -0.07,
10/18 07Z,   0.90,  -7.26,  99.90,  -6.43,  -0.07,  (min)
10/18 08Z,   0.90,  -6.94,  99.90,  -6.11,  -0.07,
10/18 09Z,   0.90,  -6.37,  99.90,  -5.54,  -0.07,
10/18 10Z,   0.90,  -5.66,  99.90,  -4.83,  -0.07,
10/18 11Z,   0.90,  -4.95,  99.90,  -4.12,  -0.07,
10/18 12Z,   0.90,  -4.36,  99.90,  -3.53,  -0.07,