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 : 10/16/2026 02:24:43 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 06Z,   0.90,  -4.79,  -4.12,  99.90,  -0.23,
10/14 07Z,   0.90,  -4.78,  -4.22,  99.90,  -0.34,  (min)
10/14 08Z,   0.90,  -4.31,  -3.61,  99.90,  -0.20,
10/14 09Z,   0.90,  -3.49,  -2.53,  99.90,   0.06,
10/14 10Z,   0.90,  -2.59,  -1.56,  99.90,   0.13,
10/14 11Z,   0.90,  -1.82,  -0.89,  99.90,   0.03,
10/14 12Z,   0.80,  -1.30,  -0.56,  99.90,  -0.06,
10/14 13Z,   0.80,  -1.14,  -0.49,  99.90,  -0.15,  (max)
10/14 14Z,   0.80,  -1.38,  -0.71,  99.90,  -0.13,
10/14 15Z,   0.80,  -1.90,  -1.26,  99.90,  -0.16,
10/14 16Z,   0.80,  -2.43,  -1.91,  99.90,  -0.28,
10/14 17Z,   0.80,  -2.76,  -2.24,  99.90,  -0.28,  (min)
10/14 18Z,   0.80,  -2.79,  -2.11,  99.90,  -0.12,
10/14 19Z,   0.80,  -2.46,  -1.55,  99.90,   0.11,
10/14 20Z,   0.80,  -1.77,  -0.79,  99.90,   0.18,
10/14 21Z,   0.80,  -0.90,  -0.02,  99.90,   0.08,
10/14 22Z,   0.80,  -0.18,   0.48,  99.90,  -0.14,
10/14 23Z,   0.80,   0.10,   0.66,  99.90,  -0.24,  (max)
10/15 00Z,   0.80,  -0.07,   0.55,  99.90,  -0.18,
10/15 01Z,   0.80,  -0.61,   0.00,  99.90,  -0.19,
10/15 02Z,   0.80,  -1.42,  -0.98,  99.90,  -0.36,
10/15 03Z,   0.80,  -2.39,  -1.96,  99.90,  -0.37,
10/15 04Z,   0.80,  -3.30,  -2.75,  99.90,  -0.25,
10/15 05Z,   0.80,  -4.01,  -3.30,  99.90,  -0.09,
10/15 06Z,   0.70,  -4.49,  -3.80,  99.90,  -0.01,
10/15 07Z,   0.70,  -4.74,  -4.16,  99.90,  -0.12,  (min)
10/15 08Z,   0.70,  -4.64,  -4.10,  99.90,  -0.16,
10/15 09Z,   0.70,  -4.14,  -3.38,  99.90,   0.06,
10/15 10Z,   0.70,  -3.36,  -2.37,  99.90,   0.29,
10/15 11Z,   0.70,  -2.55,  -1.50,  99.90,   0.35,
10/15 12Z,   0.60,  -1.87,  -0.91,  99.90,   0.36,
10/15 13Z,   0.60,  -1.39,  -0.65,  99.90,   0.14,
10/15 14Z,   0.60,  -1.23,  -0.62,  99.90,   0.01,  (max)
10/15 15Z,   0.60,  -1.45,  -0.79,  99.90,   0.06,
10/15 16Z,   0.60,  -1.91,  -1.24,  99.90,   0.07,
10/15 17Z,   0.60,  -2.35,  -1.74,  99.90,   0.01,
10/15 18Z,   0.60,  -2.59,  -1.95,  99.90,   0.04,  (min)
10/15 19Z,   0.60,  -2.53,  -1.73,  99.90,   0.20,
10/15 20Z,   0.60,  -2.15,  -1.20,  99.90,   0.35,
10/15 21Z,   0.60,  -1.46,  -0.52,  99.90,   0.34,
10/15 22Z,   0.60,  -0.69,   0.06,  99.90,   0.15,
10/15 23Z,   0.60,  -0.16,   0.43,  99.90,  -0.01,
10/16 00Z,   0.60,  -0.07,   0.47,  99.90,  -0.06,  (max)
10/16 01Z,   0.60,  -0.39,   0.19,  99.90,  -0.02,
10/16 02Z,   0.60,  -1.00,  -0.48,  99.90,  -0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/16 03Z,   0.60,  -1.81,  99.90,  -1.29,  -0.08,
10/16 04Z,   0.60,  -2.71,  99.90,  -2.19,  -0.08,
10/16 05Z,   0.60,  -3.51,  99.90,  -2.99,  -0.08,
10/16 06Z,   0.60,  -4.10,  99.90,  -3.58,  -0.08,
10/16 07Z,   0.60,  -4.49,  99.90,  -3.96,  -0.07,
10/16 08Z,   0.60,  -4.66,  99.90,  -4.13,  -0.07,  (min)
10/16 09Z,   0.60,  -4.52,  99.90,  -3.99,  -0.07,
10/16 10Z,   0.60,  -4.03,  99.90,  -3.50,  -0.07,
10/16 11Z,   0.60,  -3.32,  99.90,  -2.78,  -0.07,
10/16 12Z,   0.60,  -2.58,  99.90,  -2.04,  -0.06,
10/16 13Z,   0.60,  -1.94,  99.90,  -1.40,  -0.06,
10/16 14Z,   0.60,  -1.47,  99.90,  -0.93,  -0.06,
10/16 15Z,   0.60,  -1.30,  99.90,  -0.76,  -0.06,  (max)
10/16 16Z,   0.60,  -1.49,  99.90,  -0.95,  -0.06,
10/16 17Z,   0.60,  -1.90,  99.90,  -1.36,  -0.06,
10/16 18Z,   0.60,  -2.28,  99.90,  -1.74,  -0.06,
10/16 19Z,   0.60,  -2.46,  99.90,  -1.92,  -0.06,  (min)
10/16 20Z,   0.60,  -2.38,  99.90,  -1.84,  -0.06,
10/16 21Z,   0.60,  -2.00,  99.90,  -1.46,  -0.06,
10/16 22Z,   0.60,  -1.37,  99.90,  -0.83,  -0.06,
10/16 23Z,   0.60,  -0.72,  99.90,  -0.18,  -0.06,
10/17 00Z,   0.60,  -0.35,  99.90,   0.20,  -0.06,  (max)
10/17 01Z,   0.60,  -0.37,  99.90,   0.17,  -0.06,
10/17 02Z,   0.60,  -0.73,  99.90,  -0.19,  -0.06,
10/17 03Z,   0.60,  -1.32,  99.90,  -0.78,  -0.06,
10/17 04Z,   0.60,  -2.08,  99.90,  -1.54,  -0.06,
10/17 05Z,   0.60,  -2.89,  99.90,  -2.35,  -0.06,
10/17 06Z,   0.60,  -3.60,  99.90,  -3.06,  -0.06,
10/17 07Z,   0.60,  -4.12,  99.90,  -3.58,  -0.06,
10/17 08Z,   0.60,  -4.46,  99.90,  -3.92,  -0.06,
10/17 09Z,   0.60,  -4.61,  99.90,  -4.07,  -0.06,  (min)
10/17 10Z,   0.60,  -4.47,  99.90,  -3.93,  -0.06,
10/17 11Z,   0.60,  -4.00,  99.90,  -3.46,  -0.06,
10/17 12Z,   0.60,  -3.33,  99.90,  -2.79,  -0.06,
10/17 13Z,   0.60,  -2.63,  99.90,  -2.09,  -0.06,
10/17 14Z,   0.60,  -1.99,  99.90,  -1.45,  -0.06,
10/17 15Z,   0.60,  -1.50,  99.90,  -0.96,  -0.06,
10/17 16Z,   0.60,  -1.31,  99.90,  -0.77,  -0.06,  (max)
10/17 17Z,   0.60,  -1.49,  99.90,  -0.95,  -0.06,
10/17 18Z,   0.60,  -1.88,  99.90,  -1.34,  -0.06,
10/17 19Z,   0.60,  -2.24,  99.90,  -1.70,  -0.06,
10/17 20Z,   0.60,  -2.43,  99.90,  -1.89,  -0.06,  (min)
10/17 21Z,   0.60,  -2.38,  99.90,  -1.84,  -0.06,
10/17 22Z,   0.60,  -2.05,  99.90,  -1.51,  -0.06,
10/17 23Z,   0.60,  -1.49,  99.90,  -0.95,  -0.06,
10/18 00Z,   0.60,  -0.94,  99.90,  -0.40,  -0.06,
10/18 01Z,   0.60,  -0.65,  99.90,  -0.11,  -0.06,  (max)
10/18 02Z,   0.60,  -0.70,  99.90,  -0.16,  -0.06,
10/18 03Z,   0.60,  -1.01,  99.90,  -0.47,  -0.06,
10/18 04Z,   0.60,  -1.53,  99.90,  -0.99,  -0.06,
10/18 05Z,   0.60,  -2.22,  99.90,  -1.68,  -0.06,
10/18 06Z,   0.60,  -2.97,  99.90,  -2.43,  -0.06,
10/18 07Z,   0.60,  -3.62,  99.90,  -3.08,  -0.06,
10/18 08Z,   0.60,  -4.12,  99.90,  -3.58,  -0.06,
10/18 09Z,   0.60,  -4.47,  99.90,  -3.93,  -0.06,
10/18 10Z,   0.60,  -4.62,  99.90,  -4.08,  -0.06,  (min)
10/18 11Z,   0.60,  -4.48,  99.90,  -3.94,  -0.06,
10/18 12Z,   0.60,  -4.00,  99.90,  -3.46,  -0.06,
10/18 13Z,   0.60,  -3.34,  99.90,  -2.80,  -0.06,
10/18 14Z,   0.60,  -2.62,  99.90,  -2.08,  -0.06,
10/18 15Z,   0.60,  -1.95,  99.90,  -1.41,  -0.06,
10/18 16Z,   0.60,  -1.44,  99.90,  -0.90,  -0.06,
10/18 17Z,   0.60,  -1.26,  99.90,  -0.72,  -0.06,  (max)
10/18 18Z,   0.60,  -1.47,  99.90,  -0.93,  -0.06,
10/18 19Z,   0.60,  -1.89,  99.90,  -1.35,  -0.06,
10/18 20Z,   0.60,  -2.29,  99.90,  -1.75,  -0.06,
10/18 21Z,   0.60,  -2.53,  99.90,  -1.99,  -0.06,
10/18 22Z,   0.60,  -2.54,  99.90,  -2.00,  -0.06,  (min)
10/18 23Z,   0.60,  -2.27,  99.90,  -1.73,  -0.06,
10/19 00Z,   0.60,  -1.78,  99.90,  -1.24,  -0.06,
10/19 01Z,   0.60,  -1.27,  99.90,  -0.73,  -0.06,
10/19 02Z,   0.60,  -0.98,  99.90,  -0.44,  -0.06,
10/19 03Z,   0.60,  -0.96,  99.90,  -0.42,  -0.06,  (max)
10/19 04Z,   0.60,  -1.18,  99.90,  -0.64,  -0.06,
10/19 05Z,   0.60,  -1.62,  99.90,  -1.08,  -0.06,
10/19 06Z,   0.60,  -2.26,  99.90,  -1.72,  -0.06,
10/19 07Z,   0.60,  -2.99,  99.90,  -2.45,  -0.06,
10/19 08Z,   0.60,  -3.64,  99.90,  -3.10,  -0.06,
10/19 09Z,   0.60,  -4.16,  99.90,  -3.62,  -0.06,
10/19 10Z,   0.60,  -4.53,  99.90,  -3.99,  -0.06,
10/19 11Z,   0.60,  -4.68,  99.90,  -4.14,  -0.06,  (min)
10/19 12Z,   0.60,  -4.50,  99.90,  -3.96,  -0.06,
10/19 13Z,   0.60,  -3.97,  99.90,  -3.43,  -0.06,
10/19 14Z,   0.60,  -3.25,  99.90,  -2.71,  -0.06,
10/19 15Z,   0.60,  -2.49,  99.90,  -1.95,  -0.06,
10/19 16Z,   0.60,  -1.78,  99.90,  -1.24,  -0.06,
10/19 17Z,   0.60,  -1.28,  99.90,  -0.74,  -0.06,
10/19 18Z,   0.60,  -1.18,  99.90,  -0.64,  -0.06,