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
#Port Chicago, CA : 10/15/2026 20:22:05 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 00Z,   1.20,   4.62,   5.24,  99.90,  -0.58,  (max)
10/14 01Z,   1.20,   3.88,   4.33,  99.90,  -0.75,
10/14 02Z,   1.20,   2.91,   3.31,  99.90,  -0.80,
10/14 03Z,   1.10,   1.90,   2.38,  99.90,  -0.62,
10/14 04Z,   1.10,   1.05,   1.71,  99.90,  -0.44,
10/14 05Z,   1.10,   0.43,   1.16,  99.90,  -0.37,
10/14 06Z,   0.90,   0.07,   0.74,  99.90,  -0.23,
10/14 07Z,   0.90,   0.08,   0.64,  99.90,  -0.34,  (min)
10/14 08Z,   0.90,   0.55,   1.25,  99.90,  -0.20,
10/14 09Z,   0.90,   1.37,   2.33,  99.90,   0.06,
10/14 10Z,   0.90,   2.27,   3.30,  99.90,   0.13,
10/14 11Z,   0.90,   3.04,   3.97,  99.90,   0.03,
10/14 12Z,   0.80,   3.56,   4.30,  99.90,  -0.06,
10/14 13Z,   0.80,   3.72,   4.37,  99.90,  -0.15,  (max)
10/14 14Z,   0.80,   3.48,   4.15,  99.90,  -0.13,
10/14 15Z,   0.80,   2.96,   3.60,  99.90,  -0.16,
10/14 16Z,   0.80,   2.43,   2.95,  99.90,  -0.28,
10/14 17Z,   0.80,   2.10,   2.62,  99.90,  -0.28,  (min)
10/14 18Z,   0.80,   2.07,   2.75,  99.90,  -0.12,
10/14 19Z,   0.80,   2.40,   3.31,  99.90,   0.11,
10/14 20Z,   0.80,   3.09,   4.07,  99.90,   0.18,
10/14 21Z,   0.80,   3.96,   4.84,  99.90,   0.08,
10/14 22Z,   0.80,   4.68,   5.34,  99.90,  -0.14,
10/14 23Z,   0.80,   4.96,   5.52,  99.90,  -0.24,  (max)
10/15 00Z,   0.80,   4.79,   5.41,  99.90,  -0.18,
10/15 01Z,   0.80,   4.25,   4.86,  99.90,  -0.19,
10/15 02Z,   0.80,   3.44,   3.88,  99.90,  -0.36,
10/15 03Z,   0.80,   2.47,   2.90,  99.90,  -0.37,
10/15 04Z,   0.80,   1.56,   2.11,  99.90,  -0.25,
10/15 05Z,   0.80,   0.85,   1.56,  99.90,  -0.09,
10/15 06Z,   0.70,   0.37,   1.06,  99.90,  -0.01,
10/15 07Z,   0.70,   0.12,   0.70,  99.90,  -0.12,  (min)
10/15 08Z,   0.70,   0.22,   0.76,  99.90,  -0.16,
10/15 09Z,   0.70,   0.72,   1.48,  99.90,   0.06,
10/15 10Z,   0.70,   1.50,   2.49,  99.90,   0.29,
10/15 11Z,   0.70,   2.31,   3.36,  99.90,   0.35,
10/15 12Z,   0.60,   2.99,   3.95,  99.90,   0.36,
10/15 13Z,   0.60,   3.47,   4.21,  99.90,   0.14,
10/15 14Z,   0.60,   3.63,   4.24,  99.90,   0.01,  (max)
10/15 15Z,   0.60,   3.41,   4.07,  99.90,   0.06,
10/15 16Z,   0.60,   2.95,   3.62,  99.90,   0.07,
10/15 17Z,   0.60,   2.51,   3.12,  99.90,   0.01,
10/15 18Z,   0.60,   2.27,   2.91,  99.90,   0.04,  (min)
10/15 19Z,   0.60,   2.33,   3.13,  99.90,   0.20,
10/15 20Z,   0.60,   2.71,   3.66,  99.90,   0.35,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 21Z,   0.60,   3.40,  99.90,   4.31,   0.32,
10/15 22Z,   0.60,   4.17,  99.90,   5.05,   0.28,
10/15 23Z,   0.60,   4.70,  99.90,   5.55,   0.25,
10/16 00Z,   0.60,   4.79,  99.90,   5.61,   0.22,  (max)
10/16 01Z,   0.60,   4.47,  99.90,   5.26,   0.19,
10/16 02Z,   0.60,   3.86,  99.90,   4.62,   0.16,
10/16 03Z,   0.60,   3.05,  99.90,   3.77,   0.12,
10/16 04Z,   0.60,   2.15,  99.90,   2.85,   0.09,
10/16 05Z,   0.60,   1.35,  99.90,   2.01,   0.06,
10/16 06Z,   0.60,   0.76,  99.90,   1.39,   0.03,
10/16 07Z,   0.60,   0.37,  99.90,   0.97,  -0.00,
10/16 08Z,   0.60,   0.20,  99.90,   0.76,  -0.04,  (min)
10/16 09Z,   0.60,   0.34,  99.90,   0.90,  -0.04,
10/16 10Z,   0.60,   0.83,  99.90,   1.39,  -0.04,
10/16 11Z,   0.60,   1.54,  99.90,   2.11,  -0.04,
10/16 12Z,   0.60,   2.28,  99.90,   2.84,  -0.04,
10/16 13Z,   0.60,   2.92,  99.90,   3.49,  -0.04,
10/16 14Z,   0.60,   3.39,  99.90,   3.95,  -0.04,
10/16 15Z,   0.60,   3.56,  99.90,   4.12,  -0.04,  (max)
10/16 16Z,   0.60,   3.37,  99.90,   3.94,  -0.04,
10/16 17Z,   0.60,   2.96,  99.90,   3.53,  -0.04,
10/16 18Z,   0.60,   2.58,  99.90,   3.15,  -0.04,
10/16 19Z,   0.60,   2.40,  99.90,   2.96,  -0.04,  (min)
10/16 20Z,   0.60,   2.48,  99.90,   3.04,  -0.04,
10/16 21Z,   0.60,   2.86,  99.90,   3.42,  -0.04,
10/16 22Z,   0.60,   3.49,  99.90,   4.05,  -0.04,
10/16 23Z,   0.60,   4.14,  99.90,   4.70,  -0.04,
10/17 00Z,   0.60,   4.51,  99.90,   5.08,  -0.04,  (max)
10/17 01Z,   0.60,   4.49,  99.90,   5.05,  -0.04,
10/17 02Z,   0.60,   4.13,  99.90,   4.69,  -0.04,
10/17 03Z,   0.60,   3.54,  99.90,   4.10,  -0.04,
10/17 04Z,   0.60,   2.78,  99.90,   3.35,  -0.04,
10/17 05Z,   0.60,   1.97,  99.90,   2.53,  -0.04,
10/17 06Z,   0.60,   1.26,  99.90,   1.82,  -0.04,
10/17 07Z,   0.60,   0.74,  99.90,   1.31,  -0.04,
10/17 08Z,   0.60,   0.40,  99.90,   0.96,  -0.04,
10/17 09Z,   0.60,   0.25,  99.90,   0.81,  -0.04,  (min)
10/17 10Z,   0.60,   0.39,  99.90,   0.96,  -0.04,
10/17 11Z,   0.60,   0.86,  99.90,   1.43,  -0.04,
10/17 12Z,   0.60,   1.53,  99.90,   2.10,  -0.04,
10/17 13Z,   0.60,   2.23,  99.90,   2.80,  -0.04,
10/17 14Z,   0.60,   2.87,  99.90,   3.44,  -0.04,
10/17 15Z,   0.60,   3.36,  99.90,   3.93,  -0.04,
10/17 16Z,   0.60,   3.55,  99.90,   4.11,  -0.04,  (max)
10/17 17Z,   0.60,   3.37,  99.90,   3.93,  -0.04,
10/17 18Z,   0.60,   2.98,  99.90,   3.54,  -0.04,
10/17 19Z,   0.60,   2.62,  99.90,   3.18,  -0.04,
10/17 20Z,   0.60,   2.43,  99.90,   2.99,  -0.04,  (min)
10/17 21Z,   0.60,   2.48,  99.90,   3.05,  -0.04,
10/17 22Z,   0.60,   2.81,  99.90,   3.38,  -0.04,
10/17 23Z,   0.60,   3.37,  99.90,   3.93,  -0.04,
10/18 00Z,   0.60,   3.92,  99.90,   4.48,  -0.04,
10/18 01Z,   0.60,   4.21,  99.90,   4.77,  -0.04,  (max)
10/18 02Z,   0.60,   4.16,  99.90,   4.73,  -0.04,
10/18 03Z,   0.60,   3.85,  99.90,   4.41,  -0.04,
10/18 04Z,   0.60,   3.33,  99.90,   3.89,  -0.04,
10/18 05Z,   0.60,   2.64,  99.90,   3.21,  -0.04,
10/18 06Z,   0.60,   1.89,  99.90,   2.46,  -0.04,
10/18 07Z,   0.60,   1.24,  99.90,   1.80,  -0.04,
10/18 08Z,   0.60,   0.74,  99.90,   1.31,  -0.04,
10/18 09Z,   0.60,   0.39,  99.90,   0.96,  -0.04,
10/18 10Z,   0.60,   0.24,  99.90,   0.80,  -0.04,  (min)
10/18 11Z,   0.60,   0.38,  99.90,   0.95,  -0.04,
10/18 12Z,   0.60,   0.86,  99.90,   1.42,  -0.04,
10/18 13Z,   0.60,   1.52,  99.90,   2.09,  -0.04,
10/18 14Z,   0.60,   2.24,  99.90,   2.80,  -0.04,
10/18 15Z,   0.60,   2.91,  99.90,   3.48,  -0.04,
10/18 16Z,   0.60,   3.42,  99.90,   3.99,  -0.04,
10/18 17Z,   0.60,   3.60,  99.90,   4.16,  -0.04,  (max)
10/18 18Z,   0.60,   3.39,  99.90,   3.95,  -0.04,
10/18 19Z,   0.60,   2.97,  99.90,   3.53,  -0.04,
10/18 20Z,   0.60,   2.57,  99.90,   3.13,  -0.04,
10/18 21Z,   0.60,   2.33,  99.90,   2.89,  -0.04,
10/18 22Z,   0.60,   2.32,  99.90,   2.88,  -0.04,  (min)
10/18 23Z,   0.60,   2.59,  99.90,   3.15,  -0.04,
10/19 00Z,   0.60,   3.08,  99.90,   3.65,  -0.04,
10/19 01Z,   0.60,   3.59,  99.90,   4.16,  -0.04,
10/19 02Z,   0.60,   3.88,  99.90,   4.45,  -0.04,
10/19 03Z,   0.60,   3.90,  99.90,   4.46,  -0.04,  (max)
10/19 04Z,   0.60,   3.68,  99.90,   4.24,  -0.04,
10/19 05Z,   0.60,   3.24,  99.90,   3.80,  -0.04,
10/19 06Z,   0.60,   2.60,  99.90,   3.16,  -0.04,
10/19 07Z,   0.60,   1.87,  99.90,   2.43,  -0.04,
10/19 08Z,   0.60,   1.22,  99.90,   1.78,  -0.04,
10/19 09Z,   0.60,   0.70,  99.90,   1.27,  -0.04,
10/19 10Z,   0.60,   0.33,  99.90,   0.90,  -0.04,
10/19 11Z,   0.60,   0.18,  99.90,   0.74,  -0.04,  (min)
10/19 12Z,   0.60,   0.36,  99.90,   0.93,  -0.04,