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, OR : 08/19/2026 23:23:58 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/18 06Z,   0.20,  -6.90,  -6.51,  99.90,   0.19,  (min)
08/18 07Z,   0.10,  -6.35,  -5.97,  99.90,   0.28,
08/18 08Z,   0.10,  -5.32,  -4.99,  99.90,   0.23,
08/18 09Z,   0.10,  -4.13,  -3.82,  99.90,   0.21,
08/18 10Z,   0.10,  -3.04,  -2.76,  99.90,   0.18,
08/18 11Z,   0.20,  -2.30,  -2.03,  99.90,   0.07,
08/18 12Z,   0.10,  -2.10,  -1.86,  99.90,   0.14,  (max)
08/18 13Z,   0.10,  -2.47,  -2.32,  99.90,   0.05,
08/18 14Z,   0.10,  -3.29,  -3.15,  99.90,   0.04,
08/18 15Z,   0.10,  -4.26,  -4.11,  99.90,   0.05,
08/18 16Z,   0.10,  -5.11,  -4.93,  99.90,   0.08,
08/18 17Z,   0.00,  -5.58,  -5.36,  99.90,   0.22,  (min)
08/18 18Z,   0.00,  -5.50,  -5.17,  99.90,   0.33,
08/18 19Z,   0.00,  -4.84,  -4.47,  99.90,   0.37,
08/18 20Z,   0.00,  -3.75,  -3.42,  99.90,   0.33,
08/18 21Z,   0.00,  -2.53,  -2.19,  99.90,   0.34,
08/18 22Z,   0.10,  -1.42,  -1.13,  99.90,   0.19,
08/18 23Z,   0.10,  -0.67,  -0.38,  99.90,   0.19,
08/19 00Z,   0.00,  -0.47,  -0.25,  99.90,   0.22,  (max)
08/19 01Z,   0.10,  -0.93,  -0.76,  99.90,   0.07,
08/19 02Z,   0.10,  -1.97,  -1.79,  99.90,   0.08,
08/19 03Z,   0.10,  -3.36,  -3.07,  99.90,   0.19,
08/19 04Z,   0.00,  -4.79,  -4.50,  99.90,   0.29,
08/19 05Z,   0.10,  -5.97,  -5.68,  99.90,   0.19,
08/19 06Z,   0.10,  -6.67,  -6.33,  99.90,   0.24,  (min)
08/19 07Z,   0.10,  -6.75,  -6.32,  99.90,   0.33,
08/19 08Z,   0.10,  -6.25,  -5.87,  99.90,   0.28,
08/19 09Z,   0.10,  -5.38,  -5.03,  99.90,   0.25,
08/19 10Z,   0.10,  -4.38,  -4.09,  99.90,   0.19,
08/19 11Z,   0.20,  -3.46,  -3.21,  99.90,   0.05,
08/19 12Z,   0.10,  -2.83,  -2.65,  99.90,   0.08,
08/19 13Z,   0.20,  -2.63,  -2.43,  99.90,   0.00,  (max)
08/19 14Z,   0.10,  -2.88,  -2.68,  99.90,   0.10,
08/19 15Z,   0.20,  -3.44,  -3.27,  99.90,  -0.03,
08/19 16Z,   0.20,  -4.09,  -3.84,  99.90,   0.05,
08/19 17Z,   0.10,  -4.61,  -4.37,  99.90,   0.14,
08/19 18Z,   0.10,  -4.83,  -4.43,  99.90,   0.30,  (min)
08/19 19Z,   0.10,  -4.62,  -4.19,  99.90,   0.33,
08/19 20Z,   0.20,  -3.99,  -3.54,  99.90,   0.25,
08/19 21Z,   0.10,  -3.08,  -2.67,  99.90,   0.31,
08/19 22Z,   0.20,  -2.11,  -1.74,  99.90,   0.17,
08/19 23Z,   0.20,  -1.29,  -0.87,  99.90,   0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/20 00Z,   0.20,  -0.79,  99.90,  -0.38,   0.21,
08/20 01Z,   0.20,  -0.78,  99.90,  -0.37,   0.21,  (max)
08/20 02Z,   0.20,  -1.33,  99.90,  -0.92,   0.21,
08/20 03Z,   0.20,  -2.35,  99.90,  -1.94,   0.21,
08/20 04Z,   0.20,  -3.61,  99.90,  -3.21,   0.21,
08/20 05Z,   0.20,  -4.88,  99.90,  -4.48,   0.20,
08/20 06Z,   0.20,  -5.93,  99.90,  -5.53,   0.20,
08/20 07Z,   0.10,  -6.55,  99.90,  -6.25,   0.20,  (min)
08/20 08Z,   0.20,  -6.64,  99.90,  -6.24,   0.20,
08/20 09Z,   0.30,  -6.24,  99.90,  -5.75,   0.20,
08/20 10Z,   0.10,  -5.52,  99.90,  -5.23,   0.19,
08/20 11Z,   0.20,  -4.67,  99.90,  -4.27,   0.19,
08/20 12Z,   0.20,  -3.85,  99.90,  -3.46,   0.19,
08/20 13Z,   0.30,  -3.24,  99.90,  -2.75,   0.19,
08/20 14Z,   0.30,  -2.97,  99.90,  -2.48,   0.19,  (max)
08/20 15Z,   0.20,  -3.05,  99.90,  -2.65,   0.19,
08/20 16Z,   0.20,  -3.36,  99.90,  -2.97,   0.19,
08/20 17Z,   0.20,  -3.76,  99.90,  -3.36,   0.19,
08/20 18Z,   0.30,  -4.08,  99.90,  -3.58,   0.19,
08/20 19Z,   0.20,  -4.19,  99.90,  -3.80,   0.19,  (min)
08/20 20Z,   0.20,  -3.99,  99.90,  -3.60,   0.19,
08/20 21Z,   0.20,  -3.47,  99.90,  -3.07,   0.19,
08/20 22Z,   0.30,  -2.74,  99.90,  -2.25,   0.19,
08/20 23Z,   0.30,  -1.99,  99.90,  -1.49,   0.19,
08/21 00Z,   0.30,  -1.35,  99.90,  -0.86,   0.19,
08/21 01Z,   0.30,  -1.00,  99.90,  -0.51,   0.19,  (max)
08/21 02Z,   0.30,  -1.06,  99.90,  -0.57,   0.19,
08/21 03Z,   0.30,  -1.60,  99.90,  -1.11,   0.19,
08/21 04Z,   0.30,  -2.54,  99.90,  -2.05,   0.19,
08/21 05Z,   0.30,  -3.70,  99.90,  -3.20,   0.19,
08/21 06Z,   0.20,  -4.87,  99.90,  -4.48,   0.19,
08/21 07Z,   0.20,  -5.86,  99.90,  -5.47,   0.19,
08/21 08Z,   0.30,  -6.49,  99.90,  -6.00,   0.19,
08/21 09Z,   0.30,  -6.65,  99.90,  -6.16,   0.19,  (min)
08/21 10Z,   0.20,  -6.36,  99.90,  -5.96,   0.19,
08/21 11Z,   0.20,  -5.74,  99.90,  -5.35,   0.19,
08/21 12Z,   0.30,  -4.95,  99.90,  -4.46,   0.19,
08/21 13Z,   0.30,  -4.14,  99.90,  -3.65,   0.19,
08/21 14Z,   0.30,  -3.47,  99.90,  -2.97,   0.19,
08/21 15Z,   0.30,  -3.07,  99.90,  -2.58,   0.19,
08/21 16Z,   0.30,  -2.98,  99.90,  -2.49,   0.19,  (max)
08/21 17Z,   0.30,  -3.13,  99.90,  -2.63,   0.19,
08/21 18Z,   0.30,  -3.39,  99.90,  -2.89,   0.19,
08/21 19Z,   0.30,  -3.65,  99.90,  -3.16,   0.19,
08/21 20Z,   0.20,  -3.78,  99.90,  -3.39,   0.19,  (min)
08/21 21Z,   0.20,  -3.67,  99.90,  -3.28,   0.19,
08/21 22Z,   0.30,  -3.28,  99.90,  -2.79,   0.19,
08/21 23Z,   0.30,  -2.69,  99.90,  -2.20,   0.19,
08/22 00Z,   0.20,  -2.05,  99.90,  -1.66,   0.19,
08/22 01Z,   0.30,  -1.48,  99.90,  -0.99,   0.19,
08/22 02Z,   0.30,  -1.15,  99.90,  -0.66,   0.19,
08/22 03Z,   0.40,  -1.19,  99.90,  -0.60,   0.19,  (max)
08/22 04Z,   0.30,  -1.69,  99.90,  -1.20,   0.19,
08/22 05Z,   0.30,  -2.57,  99.90,  -2.08,   0.19,
08/22 06Z,   0.20,  -3.69,  99.90,  -3.29,   0.19,
08/22 07Z,   0.20,  -4.86,  99.90,  -4.46,   0.19,
08/22 08Z,   0.30,  -5.89,  99.90,  -5.40,   0.19,
08/22 09Z,   0.30,  -6.59,  99.90,  -6.10,   0.19,
08/22 10Z,   0.20,  -6.82,  99.90,  -6.42,   0.19,  (min)
08/22 11Z,   0.30,  -6.58,  99.90,  -6.08,   0.19,
08/22 12Z,   0.30,  -5.97,  99.90,  -5.48,   0.19,
08/22 13Z,   0.30,  -5.14,  99.90,  -4.65,   0.19,
08/22 14Z,   0.30,  -4.24,  99.90,  -3.75,   0.19,
08/22 15Z,   0.30,  -3.45,  99.90,  -2.96,   0.19,
08/22 16Z,   0.30,  -2.94,  99.90,  -2.45,   0.19,
08/22 17Z,   0.20,  -2.75,  99.90,  -2.36,   0.19,  (max)
08/22 18Z,   0.20,  -2.84,  99.90,  -2.44,   0.19,
08/22 19Z,   0.20,  -3.10,  99.90,  -2.71,   0.19,
08/22 20Z,   0.20,  -3.44,  99.90,  -3.04,   0.19,
08/22 21Z,   0.20,  -3.67,  99.90,  -3.28,   0.19,  (min)
08/22 22Z,   0.30,  -3.66,  99.90,  -3.17,   0.19,
08/22 23Z,   0.30,  -3.35,  99.90,  -2.86,   0.19,
08/23 00Z,   0.20,  -2.81,  99.90,  -2.41,   0.19,
08/23 01Z,   0.20,  -2.15,  99.90,  -1.76,   0.19,
08/23 02Z,   0.30,  -1.54,  99.90,  -1.05,   0.19,
08/23 03Z,   0.20,  -1.15,  99.90,  -0.76,   0.19,  (max)
08/23 04Z,   0.20,  -1.15,  99.90,  -0.76,   0.19,
08/23 05Z,   0.20,  -1.63,  99.90,  -1.24,   0.19,
08/23 06Z,   0.20,  -2.53,  99.90,  -2.14,   0.19,
08/23 07Z,   0.10,  -3.70,  99.90,  -3.41,   0.19,
08/23 08Z,   0.20,  -4.97,  99.90,  -4.58,   0.19,
08/23 09Z,   0.20,  -6.10,  99.90,  -5.71,   0.19,
08/23 10Z,   0.10,  -6.87,  99.90,  -6.58,   0.19,
08/23 11Z,   0.20,  -7.11,  99.90,  -6.72,   0.19,  (min)
08/23 12Z,   0.20,  -6.83,  99.90,  -6.43,   0.19,
08/23 13Z,   0.20,  -6.13,  99.90,  -5.73,   0.19,
08/23 14Z,   0.20,  -5.16,  99.90,  -4.77,   0.19,
08/23 15Z,   0.20,  -4.11,  99.90,  -3.72,   0.19,
08/23 16Z,   0.10,  -3.21,  99.90,  -2.91,   0.19,
08/23 17Z,   0.10,  -2.63,  99.90,  -2.34,   0.19,
08/23 18Z,   0.10,  -2.45,  99.90,  -2.15,   0.19,