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
#San Francisco, CA : 08/11/2026 16:22:07 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/10 00Z,   0.50,   4.04,   4.54,  99.90,  -0.00,
08/10 01Z,   0.50,   4.88,   5.36,  99.90,  -0.02,
08/10 02Z,   0.60,   5.75,   6.20,  99.90,  -0.15,
08/10 03Z,   0.50,   6.45,   6.96,  99.90,   0.01,
08/10 04Z,   0.50,   6.78,   7.38,  99.90,   0.10,  (max)
08/10 05Z,   0.50,   6.55,   7.11,  99.90,   0.06,
08/10 06Z,   0.60,   5.65,   6.09,  99.90,  -0.16,
08/10 07Z,   0.60,   4.17,   4.53,  99.90,  -0.24,
08/10 08Z,   0.60,   2.41,   2.78,  99.90,  -0.23,
08/10 09Z,   0.60,   0.77,   1.39,  99.90,   0.02,
08/10 10Z,   0.60,  -0.41,   0.19,  99.90,  -0.00,
08/10 11Z,   0.60,  -0.94,  -0.37,  99.90,  -0.03,
08/10 12Z,   0.50,  -0.84,  -0.38,  99.90,  -0.04,  (min)
08/10 13Z,   0.60,  -0.25,   0.25,  99.90,  -0.10,
08/10 14Z,   0.60,   0.69,   1.31,  99.90,   0.02,
08/10 15Z,   0.50,   1.83,   2.43,  99.90,   0.10,
08/10 16Z,   0.50,   3.04,   3.53,  99.90,  -0.01,
08/10 17Z,   0.50,   4.09,   4.54,  99.90,  -0.05,
08/10 18Z,   0.40,   4.73,   5.11,  99.90,  -0.02,
08/10 19Z,   0.40,   4.82,   5.21,  99.90,  -0.01,  (max)
08/10 20Z,   0.40,   4.39,   4.87,  99.90,   0.08,
08/10 21Z,   0.40,   3.71,   4.26,  99.90,   0.15,
08/10 22Z,   0.40,   3.12,   3.60,  99.90,   0.08,
08/10 23Z,   0.40,   2.92,   3.35,  99.90,   0.03,  (min)
08/11 00Z,   0.40,   3.19,   3.64,  99.90,   0.05,
08/11 01Z,   0.50,   3.89,   4.33,  99.90,  -0.06,
08/11 02Z,   0.50,   4.82,   5.17,  99.90,  -0.15,
08/11 03Z,   0.40,   5.79,   6.15,  99.90,  -0.04,
08/11 04Z,   0.40,   6.58,   7.01,  99.90,   0.03,
08/11 05Z,   0.40,   6.94,   7.46,  99.90,   0.12,  (max)
08/11 06Z,   0.40,   6.67,   7.21,  99.90,   0.14,
08/11 07Z,   0.40,   5.66,   6.12,  99.90,   0.06,
08/11 08Z,   0.40,   4.05,   4.43,  99.90,  -0.02,
08/11 09Z,   0.40,   2.17,   2.57,  99.90,   0.00,
08/11 10Z,   0.50,   0.47,   1.10,  99.90,   0.13,
08/11 11Z,   0.40,  -0.67,  -0.10,  99.90,   0.17,
08/11 12Z,   0.40,  -1.10,  -0.51,  99.90,   0.19,  (min)
08/11 13Z,   0.50,  -0.87,  -0.46,  99.90,  -0.09,
08/11 14Z,   0.40,  -0.13,   0.34,  99.90,   0.07,
08/11 15Z,   0.40,   0.96,   1.51,  99.90,   0.15,
08/11 16Z,   0.40,   2.25,   2.75,  99.90,   0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/11 17Z,   0.40,   3.54,  99.90,   4.03,   0.09,
08/11 18Z,   0.40,   4.57,  99.90,   5.06,   0.09,
08/11 19Z,   0.40,   5.09,  99.90,   5.57,   0.08,  (max)
08/11 20Z,   0.40,   4.97,  99.90,   5.44,   0.07,
08/11 21Z,   0.40,   4.31,  99.90,   4.78,   0.07,
08/11 22Z,   0.40,   3.45,  99.90,   3.91,   0.06,
08/11 23Z,   0.40,   2.78,  99.90,   3.23,   0.06,
08/12 00Z,   0.50,   2.58,  99.90,   3.13,   0.05,  (min)
08/12 01Z,   0.50,   2.93,  99.90,   3.47,   0.04,
08/12 02Z,   0.40,   3.71,  99.90,   4.15,   0.04,
08/12 03Z,   0.40,   4.74,  99.90,   5.17,   0.03,
08/12 04Z,   0.50,   5.79,  99.90,   6.32,   0.03,
08/12 05Z,   0.50,   6.62,  99.90,   7.14,   0.03,
08/12 06Z,   0.40,   6.96,  99.90,   7.39,   0.03,  (max)
08/12 07Z,   0.40,   6.61,  99.90,   7.04,   0.03,
08/12 08Z,   0.50,   5.49,  99.90,   6.01,   0.03,
08/12 09Z,   0.50,   3.77,  99.90,   4.29,   0.03,
08/12 10Z,   0.50,   1.85,  99.90,   2.38,   0.03,
08/12 11Z,   0.50,   0.21,  99.90,   0.74,   0.03,
08/12 12Z,   0.50,  -0.79,  99.90,  -0.27,   0.03,
08/12 13Z,   0.50,  -1.05,  99.90,  -0.52,   0.03,  (min)
08/12 14Z,   0.50,  -0.63,  99.90,  -0.11,   0.03,
08/12 15Z,   0.50,   0.28,  99.90,   0.80,   0.03,
08/12 16Z,   0.50,   1.50,  99.90,   2.03,   0.03,
08/12 17Z,   0.50,   2.87,  99.90,   3.40,   0.03,
08/12 18Z,   0.50,   4.15,  99.90,   4.68,   0.03,
08/12 19Z,   0.50,   5.06,  99.90,   5.59,   0.03,
08/12 20Z,   0.50,   5.35,  99.90,   5.88,   0.03,  (max)
08/12 21Z,   0.50,   4.96,  99.90,   5.48,   0.03,
08/12 22Z,   0.50,   4.07,  99.90,   4.60,   0.03,
08/12 23Z,   0.60,   3.07,  99.90,   3.70,   0.03,
08/13 00Z,   0.50,   2.38,  99.90,   2.90,   0.03,
08/13 01Z,   0.60,   2.23,  99.90,   2.86,   0.03,  (min)
08/13 02Z,   0.60,   2.67,  99.90,   3.30,   0.03,
08/13 03Z,   0.60,   3.54,  99.90,   4.17,   0.03,
08/13 04Z,   0.60,   4.64,  99.90,   5.26,   0.03,
08/13 05Z,   0.50,   5.72,  99.90,   6.24,   0.03,
08/13 06Z,   0.50,   6.53,  99.90,   7.05,   0.03,
08/13 07Z,   0.50,   6.80,  99.90,   7.33,   0.03,  (max)
08/13 08Z,   0.60,   6.34,  99.90,   6.97,   0.03,
08/13 09Z,   0.60,   5.12,  99.90,   5.75,   0.03,
08/13 10Z,   0.60,   3.38,  99.90,   4.00,   0.03,
08/13 11Z,   0.60,   1.54,  99.90,   2.16,   0.03,
08/13 12Z,   0.60,   0.07,  99.90,   0.70,   0.03,
08/13 13Z,   0.60,  -0.71,  99.90,  -0.08,   0.03,
08/13 14Z,   0.60,  -0.73,  99.90,  -0.11,   0.03,  (min)
08/13 15Z,   0.60,  -0.12,  99.90,   0.51,   0.03,
08/13 16Z,   0.50,   0.94,  99.90,   1.46,   0.03,
08/13 17Z,   0.50,   2.25,  99.90,   2.77,   0.03,
08/13 18Z,   0.50,   3.61,  99.90,   4.13,   0.03,
08/13 19Z,   0.50,   4.77,  99.90,   5.30,   0.03,
08/13 20Z,   0.50,   5.46,  99.90,   5.98,   0.03,
08/13 21Z,   0.50,   5.46,  99.90,   5.99,   0.03,  (max)
08/13 22Z,   0.50,   4.79,  99.90,   5.32,   0.03,
08/13 23Z,   0.60,   3.71,  99.90,   4.34,   0.03,
08/14 00Z,   0.60,   2.65,  99.90,   3.28,   0.03,
08/14 01Z,   0.60,   1.99,  99.90,   2.62,   0.03,
08/14 02Z,   0.60,   1.93,  99.90,   2.56,   0.03,  (min)
08/14 03Z,   0.50,   2.45,  99.90,   2.98,   0.03,
08/14 04Z,   0.50,   3.38,  99.90,   3.90,   0.03,
08/14 05Z,   0.50,   4.48,  99.90,   5.01,   0.03,
08/14 06Z,   0.50,   5.53,  99.90,   6.05,   0.03,
08/14 07Z,   0.50,   6.26,  99.90,   6.79,   0.03,
08/14 08Z,   0.50,   6.43,  99.90,   6.96,   0.03,  (max)
08/14 09Z,   0.50,   5.87,  99.90,   6.40,   0.03,
08/14 10Z,   0.50,   4.62,  99.90,   5.15,   0.03,
08/14 11Z,   0.50,   2.95,  99.90,   3.48,   0.03,
08/14 12Z,   0.50,   1.31,  99.90,   1.84,   0.03,
08/14 13Z,   0.50,   0.12,  99.90,   0.64,   0.03,
08/14 14Z,   0.40,  -0.38,  99.90,   0.05,   0.03,  (min)
08/14 15Z,   0.40,  -0.16,  99.90,   0.27,   0.03,
08/14 16Z,   0.40,   0.62,  99.90,   1.05,   0.03,
08/14 17Z,   0.40,   1.77,  99.90,   2.20,   0.03,
08/14 18Z,   0.40,   3.09,  99.90,   3.51,   0.03,
08/14 19Z,   0.40,   4.35,  99.90,   4.78,   0.03,
08/14 20Z,   0.40,   5.31,  99.90,   5.73,   0.03,
08/14 21Z,   0.40,   5.70,  99.90,   6.13,   0.03,  (max)
08/14 22Z,   0.40,   5.40,  99.90,   5.82,   0.03,
08/14 23Z,   0.50,   4.49,  99.90,   5.02,   0.03,
08/15 00Z,   0.40,   3.30,  99.90,   3.72,   0.03,
08/15 01Z,   0.40,   2.24,  99.90,   2.67,   0.03,
08/15 02Z,   0.40,   1.66,  99.90,   2.09,   0.03,  (min)
08/15 03Z,   0.40,   1.69,  99.90,   2.12,   0.03,
08/15 04Z,   0.40,   2.27,  99.90,   2.69,   0.03,
08/15 05Z,   0.40,   3.19,  99.90,   3.62,   0.03,
08/15 06Z,   0.40,   4.25,  99.90,   4.68,   0.03,
08/15 07Z,  99.90,   5.21,  99.90,  99.90,   0.03,
08/15 08Z,  99.90,   5.83,  99.90,  99.90,   0.03,
08/15 09Z,  99.90,   5.89,  99.90,  99.90,   0.03,
08/15 10Z,  99.90,   5.28,  99.90,  99.90,   0.03,
08/15 11Z,  99.90,   4.09,  99.90,  99.90,   0.03,
08/15 12Z,  99.90,   2.61,  99.90,  99.90,   0.03,