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 : 10/13/2026 10:22:53 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/11 18Z,   1.40,  -1.99,  -0.79,  99.90,  -0.20,
10/11 19Z,   1.40,  -1.88,  -0.60,  99.90,  -0.12,  (max)
10/11 20Z,   1.40,  -2.41,  -1.13,  99.90,  -0.12,
10/11 21Z,   1.40,  -3.48,  -2.20,  99.90,  -0.12,
10/11 22Z,   1.40,  -4.88,  -3.56,  99.90,  -0.08,
10/11 23Z,   1.40,  -6.30,  -5.02,  99.90,  -0.12,
10/12 00Z,   1.30,  -7.45,  -6.12,  99.90,   0.03,
10/12 01Z,   1.30,  -8.08,  -6.80,  99.90,  -0.02,
10/12 02Z,   1.30,  -8.07,  -6.84,  99.90,  -0.07,  (min)
10/12 03Z,   1.20,  -7.46,  -6.25,  99.90,   0.01,
10/12 04Z,   1.20,  -6.42,  -5.29,  99.90,  -0.07,
10/12 05Z,   1.20,  -5.21,  -4.16,  99.90,  -0.15,
10/12 06Z,   1.10,  -4.12,  -3.08,  99.90,  -0.06,
10/12 07Z,   1.10,  -3.40,  -2.39,  99.90,  -0.09,
10/12 08Z,   1.10,  -3.17,  -2.13,  99.90,  -0.06,  (max)
10/12 09Z,   1.10,  -3.44,  -2.39,  99.90,  -0.05,
10/12 10Z,   1.10,  -4.07,  -2.95,  99.90,   0.02,
10/12 11Z,   1.10,  -4.83,  -3.72,  99.90,   0.01,
10/12 12Z,   1.20,  -5.47,  -4.38,  99.90,  -0.11,
10/12 13Z,   1.20,  -5.76,  -4.63,  99.90,  -0.07,  (min)
10/12 14Z,   1.20,  -5.60,  -4.48,  99.90,  -0.08,
10/12 15Z,   1.10,  -4.98,  -3.87,  99.90,   0.01,
10/12 16Z,   1.10,  -4.06,  -2.97,  99.90,  -0.01,
10/12 17Z,   1.20,  -3.07,  -1.97,  99.90,  -0.10,
10/12 18Z,   1.20,  -2.28,  -1.25,  99.90,  -0.17,
10/12 19Z,   1.20,  -1.92,  -0.88,  99.90,  -0.16,  (max)
10/12 20Z,   1.20,  -2.12,  -1.09,  99.90,  -0.17,
10/12 21Z,   1.20,  -2.90,  -1.81,  99.90,  -0.11,
10/12 22Z,   1.20,  -4.11,  -3.06,  99.90,  -0.15,
10/12 23Z,   1.20,  -5.52,  -4.50,  99.90,  -0.18,
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,   1.00,  -4.14,  -3.19,  99.90,  -0.05,
10/13 08Z,   1.00,  -3.55,  -2.64,  99.90,  -0.09,
10/13 09Z,   1.00,  -3.42,  -2.50,  99.90,  -0.08,  (max)
10/13 10Z,   1.00,  -3.70,  -2.79,  99.90,  -0.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/13 11Z,   1.00,  -4.25,  99.90,  -3.33,  -0.09,
10/13 12Z,   1.00,  -4.83,  99.90,  -3.92,  -0.09,
10/13 13Z,   1.00,  -5.25,  99.90,  -4.34,  -0.09,
10/13 14Z,   1.00,  -5.33,  99.90,  -4.42,  -0.09,  (min)
10/13 15Z,   0.90,  -5.01,  99.90,  -4.20,  -0.09,
10/13 16Z,   0.90,  -4.34,  99.90,  -3.54,  -0.09,
10/13 17Z,   0.90,  -3.50,  99.90,  -2.69,  -0.09,
10/13 18Z,   0.90,  -2.70,  99.90,  -1.89,  -0.10,
10/13 19Z,   0.90,  -2.17,  99.90,  -1.37,  -0.10,
10/13 20Z,   0.90,  -2.09,  99.90,  -1.29,  -0.10,  (max)
10/13 21Z,   0.90,  -2.54,  99.90,  -1.74,  -0.10,
10/13 22Z,   0.90,  -3.47,  99.90,  -2.67,  -0.10,
10/13 23Z,   0.90,  -4.71,  99.90,  -3.91,  -0.10,
10/14 00Z,   0.90,  -6.03,  99.90,  -5.23,  -0.10,
10/14 01Z,   0.90,  -7.17,  99.90,  -6.37,  -0.10,
10/14 02Z,   0.90,  -7.91,  99.90,  -7.11,  -0.10,
10/14 03Z,   0.90,  -8.12,  99.90,  -7.32,  -0.10,  (min)
10/14 04Z,   0.90,  -7.78,  99.90,  -6.98,  -0.10,
10/14 05Z,   0.80,  -7.02,  99.90,  -6.32,  -0.10,
10/14 06Z,   0.80,  -6.01,  99.90,  -5.31,  -0.10,
10/14 07Z,   0.90,  -5.00,  99.90,  -4.20,  -0.10,
10/14 08Z,   0.90,  -4.20,  99.90,  -3.40,  -0.10,
10/14 09Z,   0.80,  -3.74,  99.90,  -3.04,  -0.10,
10/14 10Z,   0.90,  -3.66,  99.90,  -2.86,  -0.10,  (max)
10/14 11Z,   0.90,  -3.91,  99.90,  -3.11,  -0.10,
10/14 12Z,   0.90,  -4.33,  99.90,  -3.53,  -0.10,
10/14 13Z,   0.90,  -4.74,  99.90,  -3.94,  -0.10,
10/14 14Z,   0.90,  -4.97,  99.90,  -4.17,  -0.10,  (min)
10/14 15Z,   0.90,  -4.89,  99.90,  -4.09,  -0.10,
10/14 16Z,   0.80,  -4.50,  99.90,  -3.80,  -0.10,
10/14 17Z,   0.90,  -3.87,  99.90,  -3.07,  -0.10,
10/14 18Z,   0.90,  -3.17,  99.90,  -2.37,  -0.10,
10/14 19Z,   0.80,  -2.58,  99.90,  -1.88,  -0.10,
10/14 20Z,   0.90,  -2.29,  99.90,  -1.49,  -0.10,  (max)
10/14 21Z,   0.90,  -2.43,  99.90,  -1.63,  -0.10,
10/14 22Z,   0.80,  -3.03,  99.90,  -2.32,  -0.10,
10/14 23Z,   0.90,  -3.99,  99.90,  -3.19,  -0.10,
10/15 00Z,   0.90,  -5.17,  99.90,  -4.37,  -0.10,
10/15 01Z,   0.90,  -6.34,  99.90,  -5.54,  -0.10,
10/15 02Z,   0.90,  -7.28,  99.90,  -6.48,  -0.10,
10/15 03Z,   0.90,  -7.83,  99.90,  -7.03,  -0.10,
10/15 04Z,   0.90,  -7.89,  99.90,  -7.09,  -0.10,  (min)
10/15 05Z,   0.90,  -7.50,  99.90,  -6.70,  -0.10,
10/15 06Z,   0.90,  -6.76,  99.90,  -5.96,  -0.10,
10/15 07Z,   0.90,  -5.85,  99.90,  -5.05,  -0.10,
10/15 08Z,   0.90,  -4.97,  99.90,  -4.17,  -0.10,
10/15 09Z,   0.90,  -4.30,  99.90,  -3.50,  -0.10,
10/15 10Z,   0.90,  -3.92,  99.90,  -3.12,  -0.10,
10/15 11Z,   0.90,  -3.85,  99.90,  -3.05,  -0.10,  (max)
10/15 12Z,   0.90,  -4.03,  99.90,  -3.23,  -0.10,
10/15 13Z,   0.90,  -4.33,  99.90,  -3.53,  -0.10,
10/15 14Z,   0.90,  -4.59,  99.90,  -3.79,  -0.10,
10/15 15Z,   0.90,  -4.69,  99.90,  -3.89,  -0.10,  (min)
10/15 16Z,   0.90,  -4.54,  99.90,  -3.74,  -0.10,
10/15 17Z,   0.90,  -4.15,  99.90,  -3.35,  -0.10,
10/15 18Z,   0.90,  -3.62,  99.90,  -2.82,  -0.10,
10/15 19Z,   0.90,  -3.07,  99.90,  -2.27,  -0.10,
10/15 20Z,   0.90,  -2.67,  99.90,  -1.87,  -0.10,
10/15 21Z,   0.90,  -2.56,  99.90,  -1.76,  -0.10,  (max)
10/15 22Z,   0.90,  -2.82,  99.90,  -2.02,  -0.10,
10/15 23Z,   0.90,  -3.46,  99.90,  -2.66,  -0.10,
10/16 00Z,   1.00,  -4.38,  99.90,  -3.48,  -0.10,
10/16 01Z,   1.00,  -5.43,  99.90,  -4.53,  -0.10,
10/16 02Z,   1.00,  -6.44,  99.90,  -5.54,  -0.10,
10/16 03Z,   1.00,  -7.21,  99.90,  -6.31,  -0.10,
10/16 04Z,   0.90,  -7.63,  99.90,  -6.83,  -0.10,  (min)
10/16 05Z,   0.90,  -7.63,  99.90,  -6.83,  -0.10,
10/16 06Z,   0.90,  -7.24,  99.90,  -6.44,  -0.10,
10/16 07Z,   0.90,  -6.56,  99.90,  -5.76,  -0.10,
10/16 08Z,   0.90,  -5.76,  99.90,  -4.96,  -0.10,
10/16 09Z,   0.90,  -4.99,  99.90,  -4.19,  -0.10,
10/16 10Z,   1.00,  -4.40,  99.90,  -3.50,  -0.10,
10/16 11Z,   1.00,  -4.05,  99.90,  -3.15,  -0.10,
10/16 12Z,   1.00,  -3.95,  99.90,  -3.05,  -0.10,  (max)
10/16 13Z,   1.00,  -4.06,  99.90,  -3.16,  -0.10,
10/16 14Z,   1.00,  -4.26,  99.90,  -3.36,  -0.10,
10/16 15Z,   0.90,  -4.42,  99.90,  -3.62,  -0.10,
10/16 16Z,   0.90,  -4.46,  99.90,  -3.66,  -0.10,  (min)
10/16 17Z,   1.00,  -4.31,  99.90,  -3.41,  -0.10,
10/16 18Z,   1.00,  -3.99,  99.90,  -3.09,  -0.10,
10/16 19Z,   0.90,  -3.57,  99.90,  -2.77,  -0.10,
10/16 20Z,   0.90,  -3.16,  99.90,  -2.36,  -0.10,
10/16 21Z,   0.90,  -2.89,  99.90,  -2.09,  -0.10,
10/16 22Z,   0.90,  -2.87,  99.90,  -2.07,  -0.10,  (max)
10/16 23Z,   0.90,  -3.16,  99.90,  -2.36,  -0.10,
10/17 00Z,   1.00,  -3.76,  99.90,  -2.86,  -0.10,
10/17 01Z,  99.90,  -4.59,  99.90,  99.90,  -0.10,
10/17 02Z,  99.90,  -5.52,  99.90,  99.90,  -0.10,
10/17 03Z,  99.90,  -6.40,  99.90,  99.90,  -0.10,
10/17 04Z,  99.90,  -7.06,  99.90,  99.90,  -0.10,
10/17 05Z,  99.90,  -7.41,  99.90,  99.90,  -0.10,
10/17 06Z,  99.90,  -7.40,  99.90,  99.90,  -0.10,