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 : 07/17/2026 04:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 12Z,   0.50,  11.10,  11.79,  99.90,   0.19,
07/15 13Z,   0.50,  10.56,  11.37,  99.90,   0.31,  (max)
07/15 14Z,   0.50,   8.92,   9.84,  99.90,   0.42,
07/15 15Z,   0.50,   6.38,   7.34,  99.90,   0.46,
07/15 16Z,   0.50,   3.24,   4.03,  99.90,   0.29,
07/15 17Z,   0.50,   0.04,   0.62,  99.90,   0.08,
07/15 18Z,   0.60,  -2.46,  -2.00,  99.90,  -0.14,
07/15 19Z,   0.60,  -3.55,  -3.22,  99.90,  -0.27,  (min)
07/15 20Z,   0.60,  -2.93,  -2.50,  99.90,  -0.17,
07/15 21Z,   0.60,  -0.83,  -0.33,  99.90,  -0.10,
07/15 22Z,   0.60,   2.21,   2.69,  99.90,  -0.12,
07/15 23Z,   0.70,   5.56,   6.07,  99.90,  -0.19,
07/16 00Z,   0.70,   8.59,   8.98,  99.90,  -0.31,
07/16 01Z,   0.70,  10.81,  11.11,  99.90,  -0.40,
07/16 02Z,   0.80,  12.00,  12.34,  99.90,  -0.46,
07/16 03Z,   0.80,  12.20,  12.37,  99.90,  -0.63,  (max)
07/16 04Z,   0.80,  11.51,  11.64,  99.90,  -0.67,
07/16 05Z,   0.80,  10.11,  10.50,  99.90,  -0.41,
07/16 06Z,   0.70,   8.42,   8.96,  99.90,  -0.16,
07/16 07Z,   0.70,   7.03,   7.50,  99.90,  -0.23,
07/16 08Z,   0.70,   6.44,   6.96,  99.90,  -0.18,  (min)
07/16 09Z,   0.70,   6.75,   7.36,  99.90,  -0.09,
07/16 10Z,   0.70,   7.76,   8.36,  99.90,  -0.10,
07/16 11Z,   0.70,   9.08,   9.71,  99.90,  -0.07,
07/16 12Z,   0.60,  10.22,  10.99,  99.90,   0.17,
07/16 13Z,   0.60,  10.68,  11.61,  99.90,   0.33,  (max)
07/16 14Z,   0.60,  10.11,  11.15,  99.90,   0.44,
07/16 15Z,   0.60,   8.49,   9.64,  99.90,   0.55,
07/16 16Z,   0.60,   5.99,   7.11,  99.90,   0.52,
07/16 17Z,   0.60,   2.98,   3.89,  99.90,   0.31,
07/16 18Z,   0.70,   0.02,   0.69,  99.90,  -0.03,
07/16 19Z,   0.70,  -2.13,  -1.45,  99.90,  -0.02,
07/16 20Z,   0.70,  -2.82,  -2.37,  99.90,  -0.25,  (min)
07/16 21Z,   0.70,  -1.87,  -1.28,  99.90,  -0.11,
07/16 22Z,   0.70,   0.43,   0.94,  99.90,  -0.19,
07/16 23Z,   0.70,   3.51,   4.02,  99.90,  -0.19,
07/17 00Z,   0.70,   6.74,   7.21,  99.90,  -0.23,
07/17 01Z,   0.70,   9.53,   9.95,  99.90,  -0.28,
07/17 02Z,   0.70,  11.42,  11.67,  99.90,  -0.45,
07/17 03Z,   0.70,  12.24,  12.46,  99.90,  -0.48,  (max)
07/17 04Z,   0.70,  12.05,  12.12,  99.90,  -0.63,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 05Z,   0.70,  10.97,  99.90,  11.08,  -0.59,
07/17 06Z,   0.80,   9.26,  99.90,   9.51,  -0.55,
07/17 07Z,   0.80,   7.39,  99.90,   7.68,  -0.51,
07/17 08Z,   0.80,   6.01,  99.90,   6.34,  -0.47,
07/17 09Z,   0.80,   5.52,  99.90,   5.89,  -0.43,  (min)
07/17 10Z,   0.80,   5.96,  99.90,   6.37,  -0.39,
07/17 11Z,   0.70,   7.07,  99.90,   7.42,  -0.35,
07/17 12Z,   0.70,   8.45,  99.90,   8.84,  -0.31,
07/17 13Z,   0.70,   9.61,  99.90,  10.04,  -0.27,
07/17 14Z,   0.70,  10.06,  99.90,  10.53,  -0.23,  (max)
07/17 15Z,   0.70,   9.52,  99.90,  10.03,  -0.19,
07/17 16Z,   0.70,   7.99,  99.90,   8.54,  -0.15,
07/17 17Z,   0.70,   5.68,  99.90,   6.23,  -0.15,
07/17 18Z,   0.70,   2.96,  99.90,   3.51,  -0.15,
07/17 19Z,   0.70,   0.39,  99.90,   0.94,  -0.15,
07/17 20Z,   0.70,  -1.30,  99.90,  -0.74,  -0.15,
07/17 21Z,   0.70,  -1.56,  99.90,  -1.01,  -0.15,  (min)
07/17 22Z,   0.70,  -0.33,  99.90,   0.22,  -0.15,
07/17 23Z,   0.70,   2.04,  99.90,   2.59,  -0.15,
07/18 00Z,   0.70,   5.01,  99.90,   5.56,  -0.15,
07/18 01Z,   0.70,   7.99,  99.90,   8.54,  -0.15,
07/18 02Z,   0.70,  10.41,  99.90,  10.96,  -0.15,
07/18 03Z,   0.70,  11.87,  99.90,  12.42,  -0.15,
07/18 04Z,   0.70,  12.25,  99.90,  12.80,  -0.15,  (max)
07/18 05Z,   0.70,  11.63,  99.90,  12.18,  -0.15,
07/18 06Z,   0.70,  10.18,  99.90,  10.73,  -0.15,
07/18 07Z,   0.70,   8.21,  99.90,   8.76,  -0.15,
07/18 08Z,   0.70,   6.26,  99.90,   6.81,  -0.15,
07/18 09Z,   0.70,   4.92,  99.90,   5.48,  -0.15,
07/18 10Z,   0.70,   4.55,  99.90,   5.10,  -0.15,  (min)
07/18 11Z,   0.70,   5.09,  99.90,   5.64,  -0.15,
07/18 12Z,   0.70,   6.26,  99.90,   6.82,  -0.15,
07/18 13Z,   0.60,   7.67,  99.90,   8.12,  -0.15,
07/18 14Z,   0.60,   8.84,  99.90,   9.29,  -0.15,
07/18 15Z,   0.60,   9.32,  99.90,   9.77,  -0.15,  (max)
07/18 16Z,   0.60,   8.87,  99.90,   9.32,  -0.15,
07/18 17Z,   0.60,   7.54,  99.90,   7.99,  -0.15,
07/18 18Z,   0.60,   5.55,  99.90,   6.00,  -0.15,
07/18 19Z,   0.60,   3.26,  99.90,   3.71,  -0.15,
07/18 20Z,   0.60,   1.20,  99.90,   1.66,  -0.15,
07/18 21Z,   0.60,   0.03,  99.90,   0.48,  -0.15,  (min)
07/18 22Z,   0.60,   0.15,  99.90,   0.60,  -0.15,
07/18 23Z,   0.60,   1.54,  99.90,   2.00,  -0.15,
07/19 00Z,   0.60,   3.84,  99.90,   4.29,  -0.15,
07/19 01Z,   0.60,   6.54,  99.90,   6.99,  -0.15,
07/19 02Z,   0.60,   9.13,  99.90,   9.58,  -0.15,
07/19 03Z,   0.60,  11.08,  99.90,  11.53,  -0.15,
07/19 04Z,   0.60,  12.05,  99.90,  12.51,  -0.15,  (max)
07/19 05Z,   0.60,  11.97,  99.90,  12.42,  -0.15,
07/19 06Z,   0.60,  10.95,  99.90,  11.40,  -0.15,
07/19 07Z,   0.60,   9.19,  99.90,   9.64,  -0.15,
07/19 08Z,   0.60,   7.05,  99.90,   7.50,  -0.15,
07/19 09Z,   0.60,   5.09,  99.90,   5.54,  -0.15,
07/19 10Z,   0.60,   3.85,  99.90,   4.30,  -0.15,
07/19 11Z,   0.60,   3.59,  99.90,   4.04,  -0.15,  (min)
07/19 12Z,   0.60,   4.21,  99.90,   4.66,  -0.15,
07/19 13Z,   0.60,   5.41,  99.90,   5.86,  -0.15,
07/19 14Z,   0.60,   6.83,  99.90,   7.28,  -0.15,
07/19 15Z,   0.60,   8.02,  99.90,   8.47,  -0.15,
07/19 16Z,   0.50,   8.57,  99.90,   8.92,  -0.15,  (max)
07/19 17Z,   0.50,   8.29,  99.90,   8.64,  -0.15,
07/19 18Z,   0.50,   7.27,  99.90,   7.62,  -0.15,
07/19 19Z,   0.50,   5.72,  99.90,   6.07,  -0.15,
07/19 20Z,   0.50,   3.96,  99.90,   4.31,  -0.15,
07/19 21Z,   0.50,   2.46,  99.90,   2.81,  -0.15,
07/19 22Z,   0.50,   1.75,  99.90,   2.11,  -0.15,  (min)
07/19 23Z,   0.50,   2.14,  99.90,   2.50,  -0.15,
07/20 00Z,   0.50,   3.54,  99.90,   3.89,  -0.15,
07/20 01Z,   0.50,   5.59,  99.90,   5.94,  -0.15,
07/20 02Z,   0.50,   7.89,  99.90,   8.24,  -0.15,
07/20 03Z,   0.50,   9.99,  99.90,  10.34,  -0.15,
07/20 04Z,   0.50,  11.42,  99.90,  11.77,  -0.15,
07/20 05Z,   0.60,  11.90,  99.90,  12.35,  -0.15,  (max)
07/20 06Z,   0.60,  11.39,  99.90,  11.84,  -0.15,
07/20 07Z,   0.60,  10.03,  99.90,  10.49,  -0.15,
07/20 08Z,   0.60,   8.06,  99.90,   8.52,  -0.15,
07/20 09Z,   0.60,   5.86,  99.90,   6.31,  -0.15,
07/20 10Z,   0.60,   3.96,  99.90,   4.41,  -0.15,
07/20 11Z,   0.60,   2.85,  99.90,   3.30,  -0.15,
07/20 12Z,   0.60,   2.69,  99.90,   3.15,  -0.15,  (min)
07/20 13Z,   0.60,   3.36,  99.90,   3.81,  -0.15,
07/20 14Z,   0.60,   4.59,  99.90,   5.04,  -0.15,
07/20 15Z,   0.60,   6.03,  99.90,   6.49,  -0.15,
07/20 16Z,   0.60,   7.28,  99.90,   7.73,  -0.15,
07/20 17Z,   0.60,   7.95,  99.90,   8.40,  -0.15,  (max)
07/20 18Z,   0.60,   7.93,  99.90,   8.38,  -0.15,
07/20 19Z,  99.90,   7.31,  99.90,  99.90,  -0.15,
07/20 20Z,  99.90,   6.26,  99.90,  99.90,  -0.15,
07/20 21Z,  99.90,   5.04,  99.90,  99.90,  -0.15,
07/20 22Z,  99.90,   4.04,  99.90,  99.90,  -0.15,
07/20 23Z,  99.90,   3.68,  99.90,  99.90,  -0.15,
07/21 00Z,  99.90,   4.17,  99.90,  99.90,  -0.15,