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
#Charleston, SC : 07/10/2025 21:22:56 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/09 06Z,   0.20,  -5.22,  -5.03,  99.90,  -0.01,  (min)
07/09 07Z,   0.20,  -4.69,  -4.48,  99.90,   0.01,
07/09 08Z,   0.20,  -3.71,  -3.53,  99.90,  -0.02,
07/09 09Z,   0.20,  -2.64,  -2.46,  99.90,  -0.02,
07/09 10Z,   0.20,  -1.83,  -1.65,  99.90,  -0.02,
07/09 11Z,   0.20,  -1.41,  -1.16,  99.90,   0.05,  (max)
07/09 12Z,   0.20,  -1.46,  -1.22,  99.90,   0.04,
07/09 13Z,   0.20,  -1.99,  -1.81,  99.90,  -0.02,
07/09 14Z,   0.20,  -2.91,  -2.65,  99.90,   0.06,
07/09 15Z,   0.20,  -4.00,  -3.78,  99.90,   0.02,
07/09 16Z,   0.20,  -4.94,  -4.86,  99.90,  -0.12,
07/09 17Z,   0.20,  -5.50,  -5.41,  99.90,  -0.11,  (min)
07/09 18Z,   0.30,  -5.46,  -5.13,  99.90,   0.03,
07/09 19Z,   0.30,  -4.75,  -4.46,  99.90,  -0.01,
07/09 20Z,   0.30,  -3.55,  -3.13,  99.90,   0.12,
07/09 21Z,   0.30,  -2.20,  -1.74,  99.90,   0.16,
07/09 22Z,   0.40,  -1.04,  -0.69,  99.90,  -0.05,
07/09 23Z,   0.40,  -0.27,  -0.13,  99.90,  -0.26,
07/10 00Z,   0.40,   0.05,   0.03,  99.90,  -0.42,  (max)
07/10 01Z,   0.40,  -0.16,  -0.22,  99.90,  -0.46,
07/10 02Z,   0.40,  -0.93,  -1.04,  99.90,  -0.51,
07/10 03Z,   0.30,  -2.13,  -2.09,  99.90,  -0.26,
07/10 04Z,   0.30,  -3.49,  -3.97,  99.90,  -0.78,
07/10 05Z,   0.20,  -4.65,  -4.47,  99.90,  -0.02,
07/10 06Z,   0.10,  -5.31,  -5.00,  99.90,   0.21,  (min)
07/10 07Z,   0.10,  -5.27,  -4.64,  99.90,   0.53,
07/10 08Z,   0.20,  -4.54,  -4.22,  99.90,   0.12,
07/10 09Z,   0.10,  -3.43,  -3.29,  99.90,   0.04,
07/10 10Z,   0.20,  -2.36,  -2.35,  99.90,  -0.19,
07/10 11Z,   0.20,  -1.61,  -1.35,  99.90,   0.06,
07/10 12Z,   0.10,  -1.30,  -1.06,  99.90,   0.14,  (max)
07/10 13Z,   0.10,  -1.47,  -1.16,  99.90,   0.21,
07/10 14Z,   0.10,  -2.12,  -1.92,  99.90,   0.10,
07/10 15Z,   0.10,  -3.14,  -3.14,  99.90,  -0.10,
07/10 16Z,   0.10,  -4.28,  -4.15,  99.90,   0.03,
07/10 17Z,   0.10,  -5.20,  -5.06,  99.90,   0.04,
07/10 18Z,   0.20,  -5.64,  -5.39,  99.90,   0.05,  (min)
07/10 19Z,   0.20,  -5.41,  -5.27,  99.90,  -0.06,
07/10 20Z,   0.20,  -4.51,  -4.39,  99.90,  -0.08,
07/10 21Z,   0.20,  -3.17,  -3.07,  99.90,  -0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/10 22Z,   0.30,  -1.79,  99.90,  -1.59,  -0.10,
07/10 23Z,   0.20,  -0.70,  99.90,  -0.59,  -0.09,
07/11 00Z,   0.10,  -0.05,  99.90,  -0.03,  -0.09,
07/11 01Z,   0.00,   0.12,  99.90,   0.04,  -0.08,  (max)
07/11 02Z,   0.00,  -0.26,  99.90,  -0.34,  -0.07,
07/11 03Z,   0.00,  -1.20,  99.90,  -1.27,  -0.07,
07/11 04Z,   0.00,  -2.53,  99.90,  -2.60,  -0.06,
07/11 05Z,   0.00,  -3.93,  99.90,  -3.99,  -0.06,
07/11 06Z,   0.00,  -5.02,  99.90,  -5.07,  -0.05,
07/11 07Z,   0.10,  -5.51,  99.90,  -5.45,  -0.05,  (min)
07/11 08Z,   0.10,  -5.23,  99.90,  -5.17,  -0.04,
07/11 09Z,   0.20,  -4.30,  99.90,  -4.13,  -0.03,
07/11 10Z,   0.30,  -3.09,  99.90,  -2.83,  -0.03,
07/11 11Z,   0.20,  -2.05,  99.90,  -1.88,  -0.03,
07/11 12Z,   0.20,  -1.40,  99.90,  -1.23,  -0.03,
07/11 13Z,   0.20,  -1.22,  99.90,  -1.05,  -0.03,  (max)
07/11 14Z,   0.00,  -1.52,  99.90,  -1.55,  -0.03,
07/11 15Z,   0.00,  -2.30,  99.90,  -2.33,  -0.03,
07/11 16Z,   0.00,  -3.41,  99.90,  -3.44,  -0.03,
07/11 17Z,   0.00,  -4.56,  99.90,  -4.60,  -0.03,
07/11 18Z,   0.10,  -5.42,  99.90,  -5.36,  -0.03,
07/11 19Z,   0.20,  -5.71,  99.90,  -5.54,  -0.03,  (min)
07/11 20Z,   0.30,  -5.27,  99.90,  -5.01,  -0.03,
07/11 21Z,   0.20,  -4.18,  99.90,  -4.01,  -0.03,
07/11 22Z,   0.20,  -2.74,  99.90,  -2.58,  -0.03,
07/11 23Z,   0.20,  -1.39,  99.90,  -1.22,  -0.03,
07/12 00Z,   0.10,  -0.41,  99.90,  -0.34,  -0.03,
07/12 01Z,   0.20,   0.10,  99.90,   0.27,  -0.03,  (max)
07/12 02Z,   0.10,   0.10,  99.90,   0.16,  -0.03,
07/12 03Z,   0.10,  -0.47,  99.90,  -0.41,  -0.03,
07/12 04Z,   0.00,  -1.58,  99.90,  -1.61,  -0.03,
07/12 05Z,   0.10,  -3.01,  99.90,  -2.94,  -0.03,
07/12 06Z,   0.10,  -4.40,  99.90,  -4.33,  -0.03,
07/12 07Z,   0.00,  -5.36,  99.90,  -5.40,  -0.03,
07/12 08Z,   0.00,  -5.62,  99.90,  -5.66,  -0.03,  (min)
07/12 09Z,   0.00,  -5.09,  99.90,  -5.12,  -0.03,
07/12 10Z,   0.00,  -3.98,  99.90,  -4.01,  -0.03,
07/12 11Z,   0.10,  -2.72,  99.90,  -2.65,  -0.03,
07/12 12Z,   0.10,  -1.73,  99.90,  -1.66,  -0.03,
07/12 13Z,   0.00,  -1.19,  99.90,  -1.23,  -0.03,
07/12 14Z,   0.00,  -1.15,  99.90,  -1.18,  -0.03,  (max)
07/12 15Z,   0.00,  -1.59,  99.90,  -1.62,  -0.03,
07/12 16Z,   0.00,  -2.49,  99.90,  -2.52,  -0.03,
07/12 17Z,   0.10,  -3.67,  99.90,  -3.61,  -0.03,
07/12 18Z,   0.20,  -4.82,  99.90,  -4.65,  -0.03,
07/12 19Z,   0.20,  -5.58,  99.90,  -5.41,  -0.03,
07/12 20Z,   0.20,  -5.69,  99.90,  -5.52,  -0.03,  (min)
07/12 21Z,   0.20,  -5.05,  99.90,  -4.88,  -0.03,
07/12 22Z,   0.30,  -3.80,  99.90,  -3.54,  -0.03,
07/12 23Z,   0.20,  -2.32,  99.90,  -2.16,  -0.03,
07/13 00Z,   0.20,  -1.04,  99.90,  -0.87,  -0.03,
07/13 01Z,   0.20,  -0.19,  99.90,  -0.03,  -0.03,
07/13 02Z,   0.20,   0.15,  99.90,   0.31,  -0.03,  (max)
07/13 03Z,   0.20,  -0.04,  99.90,   0.12,  -0.03,
07/13 04Z,   0.20,  -0.79,  99.90,  -0.63,  -0.03,
07/13 05Z,   0.20,  -2.05,  99.90,  -1.88,  -0.03,
07/13 06Z,   0.20,  -3.53,  99.90,  -3.37,  -0.03,
07/13 07Z,   0.20,  -4.85,  99.90,  -4.69,  -0.03,
07/13 08Z,   0.10,  -5.64,  99.90,  -5.57,  -0.03,  (min)
07/13 09Z,   0.20,  -5.65,  99.90,  -5.48,  -0.03,
07/13 10Z,   0.30,  -4.87,  99.90,  -4.61,  -0.03,
07/13 11Z,   0.30,  -3.61,  99.90,  -3.35,  -0.03,
07/13 12Z,   0.30,  -2.33,  99.90,  -2.07,  -0.03,
07/13 13Z,   0.30,  -1.41,  99.90,  -1.15,  -0.03,
07/13 14Z,   0.20,  -1.00,  99.90,  -0.83,  -0.03,  (max)
07/13 15Z,   0.10,  -1.08,  99.90,  -1.02,  -0.03,
07/13 16Z,   0.30,  -1.66,  99.90,  -1.39,  -0.03,
07/13 17Z,   0.30,  -2.67,  99.90,  -2.40,  -0.03,
07/13 18Z,   0.40,  -3.89,  99.90,  -3.53,  -0.03,
07/13 19Z,   0.40,  -5.00,  99.90,  -4.63,  -0.03,
07/13 20Z,   0.40,  -5.64,  99.90,  -5.27,  -0.03,  (min)
07/13 21Z,   0.40,  -5.57,  99.90,  -5.21,  -0.03,
07/13 22Z,   0.50,  -4.77,  99.90,  -4.31,  -0.03,
07/13 23Z,   0.50,  -3.43,  99.90,  -2.96,  -0.03,
07/14 00Z,   0.50,  -1.96,  99.90,  -1.50,  -0.03,
07/14 01Z,   0.50,  -0.78,  99.90,  -0.32,  -0.03,
07/14 02Z,   0.50,  -0.09,  99.90,   0.37,  -0.03,
07/14 03Z,   0.40,   0.08,  99.90,   0.44,  -0.03,  (max)
07/14 04Z,   0.40,  -0.29,  99.90,   0.08,  -0.03,
07/14 05Z,   0.40,  -1.21,  99.90,  -0.84,  -0.03,
07/14 06Z,   0.30,  -2.57,  99.90,  -2.30,  -0.03,
07/14 07Z,   0.20,  -4.06,  99.90,  -3.89,  -0.03,
07/14 08Z,   0.20,  -5.26,  99.90,  -5.10,  -0.03,
07/14 09Z,   0.30,  -5.84,  99.90,  -5.57,  -0.03,  (min)
07/14 10Z,   0.40,  -5.59,  99.90,  -5.23,  -0.03,
07/14 11Z,   0.50,  -4.60,  99.90,  -4.14,  -0.03,
07/14 12Z,   0.40,  -3.23,  99.90,  -2.86,  -0.03,
07/14 13Z,  99.90,  -1.95,  99.90,  99.90,  -0.03,
07/14 14Z,  99.90,  -1.11,  99.90,  99.90,  -0.03,
07/14 15Z,  99.90,  -0.81,  99.90,  99.90,  -0.03,
07/14 16Z,  99.90,  -1.01,  99.90,  99.90,  -0.03,
07/14 17Z,  99.90,  -1.70,  99.90,  99.90,  -0.03,
07/14 18Z,  99.90,  -2.79,  99.90,  99.90,  -0.03,