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
#Seattle, WA : 09/12/2026 19:23:39 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/11 00Z,   0.80,  -0.04,   0.43,  99.90,  -0.33,
09/11 01Z,   0.80,   0.15,   0.47,  99.90,  -0.48,  (max)
09/11 02Z,   0.80,  -0.66,  -0.44,  99.90,  -0.58,
09/11 03Z,   0.80,  -2.35,  -1.87,  99.90,  -0.32,
09/11 04Z,   0.80,  -4.55,  -4.00,  99.90,  -0.25,
09/11 05Z,   0.90,  -6.64,  -6.05,  99.90,  -0.31,
09/11 06Z,   0.70,  -7.95,  -7.33,  99.90,  -0.08,
09/11 07Z,   0.80,  -8.13,  -7.46,  99.90,  -0.13,  (min)
09/11 08Z,   0.80,  -7.20,  -6.35,  99.90,   0.05,
09/11 09Z,   0.80,  -5.48,  -4.67,  99.90,   0.01,
09/11 10Z,   0.80,  -3.46,  -2.69,  99.90,  -0.03,
09/11 11Z,   0.80,  -1.78,  -0.91,  99.90,   0.07,
09/11 12Z,   0.80,  -0.93,   0.02,  99.90,   0.15,  (max)
09/11 13Z,   0.80,  -1.15,  -0.33,  99.90,   0.02,
09/11 14Z,   0.80,  -2.39,  -1.64,  99.90,  -0.05,
09/11 15Z,   0.80,  -4.45,  -3.63,  99.90,   0.02,
09/11 16Z,   0.80,  -6.97,  -6.19,  99.90,  -0.02,
09/11 17Z,   0.80,  -9.30,  -8.67,  99.90,  -0.17,
09/11 18Z,   0.90, -10.73, -10.18,  99.90,  -0.35,
09/11 19Z,   0.90, -10.80, -10.34,  99.90,  -0.44,  (min)
09/11 20Z,   0.90,  -9.54,  -9.01,  99.90,  -0.37,
09/11 21Z,   0.90,  -7.31,  -6.83,  99.90,  -0.42,
09/11 22Z,   0.90,  -4.63,  -4.10,  99.90,  -0.37,
09/11 23Z,   0.90,  -2.15,  -1.52,  99.90,  -0.27,
09/12 00Z,   0.90,  -0.42,   0.23,  99.90,  -0.25,
09/12 01Z,   0.90,   0.23,   0.79,  99.90,  -0.34,  (max)
09/12 02Z,   0.90,  -0.21,   0.17,  99.90,  -0.52,
09/12 03Z,   0.90,  -1.63,  -1.19,  99.90,  -0.46,
09/12 04Z,   0.90,  -3.80,  -3.16,  99.90,  -0.26,
09/12 05Z,   0.90,  -6.24,  -5.61,  99.90,  -0.27,
09/12 06Z,   0.80,  -8.26,  -7.61,  99.90,  -0.15,
09/12 07Z,   0.80,  -9.23,  -8.56,  99.90,  -0.13,  (min)
09/12 08Z,   0.90,  -8.94,  -8.19,  99.90,  -0.15,
09/12 09Z,   0.90,  -7.56,  -6.69,  99.90,  -0.03,
09/12 10Z,   0.80,  -5.49,  -4.68,  99.90,   0.01,
09/12 11Z,   0.90,  -3.31,  -2.47,  99.90,  -0.06,
09/12 12Z,   0.80,  -1.63,  -0.69,  99.90,   0.14,
09/12 13Z,   0.80,  -0.90,   0.01,  99.90,   0.11,  (max)
09/12 14Z,   0.80,  -1.23,  -0.49,  99.90,  -0.06,
09/12 15Z,   0.80,  -2.52,  -1.73,  99.90,  -0.01,
09/12 16Z,   0.80,  -4.52,  -3.61,  99.90,   0.11,
09/12 17Z,   0.80,  -6.82,  -5.96,  99.90,   0.06,
09/12 18Z,   0.80,  -8.77,  -8.02,  99.90,  -0.05,
09/12 19Z,   0.80,  -9.73,  -9.02,  99.90,  -0.09,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/12 20Z,   0.80,  -9.38,  99.90,  -8.68,  -0.09,
09/12 21Z,   0.80,  -7.87,  99.90,  -7.17,  -0.10,
09/12 22Z,   0.80,  -5.61,  99.90,  -4.92,  -0.10,
09/12 23Z,   0.80,  -3.16,  99.90,  -2.47,  -0.11,
09/13 00Z,   0.90,  -1.11,  99.90,  -0.33,  -0.11,
09/13 01Z,   0.90,   0.02,  99.90,   0.80,  -0.12,  (max)
09/13 02Z,   0.90,   0.02,  99.90,   0.80,  -0.12,
09/13 03Z,   0.90,  -1.04,  99.90,  -0.27,  -0.13,
09/13 04Z,   0.90,  -2.98,  99.90,  -2.21,  -0.13,
09/13 05Z,   0.90,  -5.46,  99.90,  -4.70,  -0.13,
09/13 06Z,   0.90,  -7.93,  99.90,  -7.16,  -0.14,
09/13 07Z,   0.90,  -9.66,  99.90,  -8.91,  -0.14,
09/13 08Z,   0.90, -10.17,  99.90,  -9.41,  -0.14,  (min)
09/13 09Z,   0.90,  -9.38,  99.90,  -8.62,  -0.14,
09/13 10Z,   0.90,  -7.59,  99.90,  -6.83,  -0.14,
09/13 11Z,   0.90,  -5.30,  99.90,  -4.55,  -0.14,
09/13 12Z,   0.90,  -3.09,  99.90,  -2.34,  -0.14,
09/13 13Z,   0.90,  -1.53,  99.90,  -0.78,  -0.14,
09/13 14Z,   0.90,  -0.96,  99.90,  -0.20,  -0.14,  (max)
09/13 15Z,   0.90,  -1.39,  99.90,  -0.63,  -0.14,
09/13 16Z,   0.90,  -2.65,  99.90,  -1.89,  -0.14,
09/13 17Z,   0.90,  -4.48,  99.90,  -3.72,  -0.14,
09/13 18Z,   1.00,  -6.44,  99.90,  -5.58,  -0.14,
09/13 19Z,   1.00,  -7.93,  99.90,  -7.08,  -0.14,
09/13 20Z,   0.90,  -8.42,  99.90,  -7.67,  -0.14,  (min)
09/13 21Z,   0.90,  -7.75,  99.90,  -6.99,  -0.14,
09/13 22Z,   0.90,  -6.15,  99.90,  -5.39,  -0.14,
09/13 23Z,   0.90,  -4.07,  99.90,  -3.31,  -0.14,
09/14 00Z,   0.90,  -2.01,  99.90,  -1.26,  -0.14,
09/14 01Z,   0.90,  -0.54,  99.90,   0.22,  -0.14,
09/14 02Z,   0.90,  -0.05,  99.90,   0.71,  -0.14,  (max)
09/14 03Z,   0.90,  -0.67,  99.90,   0.09,  -0.14,
09/14 04Z,   0.80,  -2.25,  99.90,  -1.59,  -0.14,
09/14 05Z,   0.80,  -4.53,  99.90,  -3.87,  -0.14,
09/14 06Z,   0.80,  -7.10,  99.90,  -6.45,  -0.14,
09/14 07Z,   0.80,  -9.37,  99.90,  -8.71,  -0.14,
09/14 08Z,   0.80, -10.67,  99.90, -10.01,  -0.14,  (min)
09/14 09Z,   0.80, -10.65,  99.90, -10.00,  -0.14,
09/14 10Z,   0.80,  -9.41,  99.90,  -8.76,  -0.14,
09/14 11Z,   0.80,  -7.35,  99.90,  -6.70,  -0.14,
09/14 12Z,   0.80,  -4.99,  99.90,  -4.33,  -0.14,
09/14 13Z,   0.80,  -2.87,  99.90,  -2.22,  -0.14,
09/14 14Z,   0.80,  -1.49,  99.90,  -0.84,  -0.14,
09/14 15Z,   0.80,  -1.08,  99.90,  -0.42,  -0.14,  (max)
09/14 16Z,   0.70,  -1.55,  99.90,  -1.00,  -0.14,
09/14 17Z,   0.70,  -2.71,  99.90,  -2.15,  -0.14,
09/14 18Z,   0.70,  -4.28,  99.90,  -3.72,  -0.14,
09/14 19Z,   0.70,  -5.84,  99.90,  -5.28,  -0.14,
09/14 20Z,   0.70,  -6.87,  99.90,  -6.31,  -0.14,
09/14 21Z,   0.70,  -6.98,  99.90,  -6.42,  -0.14,  (min)
09/14 22Z,   0.70,  -6.14,  99.90,  -5.58,  -0.14,
09/14 23Z,   0.70,  -4.65,  99.90,  -4.09,  -0.14,
09/15 00Z,   0.70,  -2.91,  99.90,  -2.35,  -0.14,
09/15 01Z,   0.70,  -1.37,  99.90,  -0.82,  -0.14,
09/15 02Z,   0.70,  -0.50,  99.90,   0.06,  -0.14,  (max)
09/15 03Z,   0.70,  -0.60,  99.90,  -0.05,  -0.14,
09/15 04Z,   0.70,  -1.71,  99.90,  -1.16,  -0.14,
09/15 05Z,   0.70,  -3.62,  99.90,  -3.07,  -0.14,
09/15 06Z,   0.70,  -6.02,  99.90,  -5.47,  -0.14,
09/15 07Z,   0.70,  -8.48,  99.90,  -7.92,  -0.14,
09/15 08Z,   0.70, -10.38,  99.90,  -9.82,  -0.14,
09/15 09Z,   0.70, -11.18,  99.90, -10.62,  -0.14,  (min)
09/15 10Z,   0.70, -10.69,  99.90, -10.13,  -0.14,
09/15 11Z,   0.70,  -9.13,  99.90,  -8.57,  -0.14,
09/15 12Z,   0.70,  -6.95,  99.90,  -6.39,  -0.14,
09/15 13Z,   0.70,  -4.65,  99.90,  -4.09,  -0.14,
09/15 14Z,   0.70,  -2.72,  99.90,  -2.16,  -0.14,
09/15 15Z,   0.70,  -1.54,  99.90,  -0.98,  -0.14,
09/15 16Z,   0.70,  -1.25,  99.90,  -0.69,  -0.14,  (max)
09/15 17Z,   0.70,  -1.70,  99.90,  -1.14,  -0.14,
09/15 18Z,   0.70,  -2.67,  99.90,  -2.12,  -0.14,
09/15 19Z,   0.70,  -3.92,  99.90,  -3.36,  -0.14,
09/15 20Z,   0.70,  -5.08,  99.90,  -4.52,  -0.14,
09/15 21Z,   0.70,  -5.72,  99.90,  -5.17,  -0.14,  (min)
09/15 22Z,   0.70,  -5.60,  99.90,  -5.05,  -0.14,
09/15 23Z,   0.70,  -4.79,  99.90,  -4.23,  -0.14,
09/16 00Z,   0.70,  -3.57,  99.90,  -3.02,  -0.14,
09/16 01Z,   0.70,  -2.28,  99.90,  -1.73,  -0.14,
09/16 02Z,   0.70,  -1.28,  99.90,  -0.73,  -0.14,
09/16 03Z,   0.70,  -0.94,  99.90,  -0.38,  -0.14,  (max)
09/16 04Z,   0.70,  -1.49,  99.90,  -0.93,  -0.14,
09/16 05Z,   0.70,  -2.90,  99.90,  -2.34,  -0.14,
09/16 06Z,   0.70,  -4.92,  99.90,  -4.36,  -0.14,
09/16 07Z,   0.70,  -7.24,  99.90,  -6.68,  -0.14,
09/16 08Z,   0.70,  -9.40,  99.90,  -8.84,  -0.14,
09/16 09Z,   0.70, -10.87,  99.90, -10.31,  -0.14,
09/16 10Z,   0.60, -11.21,  99.90, -10.75,  -0.14,  (min)
09/16 11Z,   0.60, -10.37,  99.90,  -9.91,  -0.14,
09/16 12Z,   0.60,  -8.66,  99.90,  -8.20,  -0.14,