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 : 05/12/2025 22:20:57 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/11 06Z,   0.50,   6.04,   6.10,  99.90,  -0.44,  (min)
05/11 07Z,   0.50,   6.48,   6.55,  99.90,  -0.43,
05/11 08Z,   0.50,   7.49,   7.55,  99.90,  -0.44,
05/11 09Z,   0.50,   8.78,   8.78,  99.90,  -0.50,
05/11 10Z,   0.50,   9.93,   9.94,  99.90,  -0.49,
05/11 11Z,   0.50,  10.47,  10.68,  99.90,  -0.29,  (max)
05/11 12Z,   0.40,  10.13,  10.55,  99.90,   0.02,
05/11 13Z,   0.40,   8.91,   9.49,  99.90,   0.18,
05/11 14Z,   0.40,   6.96,   7.74,  99.90,   0.38,
05/11 15Z,   0.40,   4.52,   5.31,  99.90,   0.39,
05/11 16Z,   0.40,   2.05,   2.75,  99.90,   0.30,
05/11 17Z,   0.50,   0.17,   0.78,  99.90,   0.11,
05/11 18Z,   0.50,  -0.62,   0.06,  99.90,   0.18,  (min)
05/11 19Z,   0.50,  -0.16,   0.62,  99.90,   0.28,
05/11 20Z,   0.50,   1.38,   2.17,  99.90,   0.29,
05/11 21Z,   0.50,   3.64,   4.36,  99.90,   0.22,
05/11 22Z,   0.50,   6.12,   6.91,  99.90,   0.29,
05/11 23Z,   0.50,   8.30,   9.07,  99.90,   0.27,
05/12 00Z,   0.70,   9.79,  10.48,  99.90,  -0.01,
05/12 01Z,   0.70,  10.48,  11.09,  99.90,  -0.09,  (max)
05/12 02Z,   0.70,  10.44,  10.86,  99.90,  -0.28,
05/12 03Z,   0.70,   9.77,  10.16,  99.90,  -0.31,
05/12 04Z,   0.70,   8.67,   9.13,  99.90,  -0.24,
05/12 05Z,   0.70,   7.53,   7.91,  99.90,  -0.32,
05/12 06Z,   0.70,   6.82,   7.08,  99.90,  -0.44,
05/12 07Z,   0.70,   6.78,   6.99,  99.90,  -0.49,  (min)
05/12 08Z,   0.70,   7.35,   7.55,  99.90,  -0.50,
05/12 09Z,   0.70,   8.34,   8.55,  99.90,  -0.49,
05/12 10Z,   0.70,   9.42,   9.63,  99.90,  -0.49,
05/12 11Z,   0.70,  10.17,  10.52,  99.90,  -0.35,
05/12 12Z,   0.60,  10.19,  10.77,  99.90,  -0.02,  (max)
05/12 13Z,   0.60,   9.29,  10.09,  99.90,   0.20,
05/12 14Z,   0.60,   7.58,   8.60,  99.90,   0.42,
05/12 15Z,   0.60,   5.27,   6.40,  99.90,   0.53,
05/12 16Z,   0.60,   2.70,   3.75,  99.90,   0.45,
05/12 17Z,   0.60,   0.41,   1.29,  99.90,   0.28,
05/12 18Z,   0.60,  -0.98,  -0.13,  99.90,   0.25,
05/12 19Z,   0.60,  -1.07,  -0.16,  99.90,   0.31,  (min)
05/12 20Z,   0.60,   0.10,   1.02,  99.90,   0.32,
05/12 21Z,   0.60,   2.21,   2.98,  99.90,   0.17,
05/12 22Z,   0.60,   4.80,   5.54,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/12 23Z,   0.60,   7.35,  99.90,   8.07,   0.12,
05/13 00Z,   0.60,   9.37,  99.90,  10.07,   0.10,
05/13 01Z,   0.60,  10.58,  99.90,  11.26,   0.09,
05/13 02Z,   0.60,  10.97,  99.90,  11.64,   0.07,  (max)
05/13 03Z,   0.60,  10.68,  99.90,  11.33,   0.05,
05/13 04Z,   0.60,   9.85,  99.90,  10.49,   0.04,
05/13 05Z,   0.60,   8.73,  99.90,   9.35,   0.02,
05/13 06Z,   0.60,   7.74,  99.90,   8.34,   0.00,
05/13 07Z,   0.60,   7.25,  99.90,   7.84,  -0.01,  (min)
05/13 08Z,   0.60,   7.40,  99.90,   7.97,  -0.03,
05/13 09Z,   0.60,   8.05,  99.90,   8.61,  -0.05,
05/13 10Z,   0.60,   8.94,  99.90,   9.48,  -0.06,
05/13 11Z,   0.60,   9.74,  99.90,  10.28,  -0.06,
05/13 12Z,   0.50,  10.07,  99.90,  10.50,  -0.06,  (max)
05/13 13Z,   0.50,   9.59,  99.90,  10.02,  -0.06,
05/13 14Z,   0.50,   8.23,  99.90,   8.66,  -0.06,
05/13 15Z,   0.50,   6.16,  99.90,   6.59,  -0.06,
05/13 16Z,   0.50,   3.66,  99.90,   4.09,  -0.06,
05/13 17Z,   0.50,   1.15,  99.90,   1.58,  -0.06,
05/13 18Z,   0.50,  -0.79,  99.90,  -0.36,  -0.06,
05/13 19Z,   0.50,  -1.59,  99.90,  -1.15,  -0.06,  (min)
05/13 20Z,   0.50,  -0.99,  99.90,  -0.56,  -0.06,
05/13 21Z,   0.40,   0.79,  99.90,   1.13,  -0.06,
05/13 22Z,   0.40,   3.31,  99.90,   3.64,  -0.06,
05/13 23Z,   0.40,   6.04,  99.90,   6.37,  -0.06,
05/14 00Z,   0.40,   8.48,  99.90,   8.82,  -0.06,
05/14 01Z,   0.40,  10.23,  99.90,  10.56,  -0.06,
05/14 02Z,   0.40,  11.11,  99.90,  11.44,  -0.06,
05/14 03Z,   0.40,  11.20,  99.90,  11.54,  -0.06,  (max)
05/14 04Z,   0.40,  10.69,  99.90,  11.03,  -0.06,
05/14 05Z,   0.40,   9.76,  99.90,  10.09,  -0.06,
05/14 06Z,   0.40,   8.68,  99.90,   9.01,  -0.06,
05/14 07Z,   0.40,   7.86,  99.90,   8.19,  -0.06,
05/14 08Z,   0.40,   7.60,  99.90,   7.93,  -0.06,  (min)
05/14 09Z,   0.40,   7.90,  99.90,   8.23,  -0.06,
05/14 10Z,   0.40,   8.55,  99.90,   8.88,  -0.06,
05/14 11Z,   0.40,   9.27,  99.90,   9.60,  -0.06,
05/14 12Z,   0.40,   9.76,  99.90,  10.10,  -0.06,  (max)
05/14 13Z,   0.40,   9.69,  99.90,  10.02,  -0.06,
05/14 14Z,   0.40,   8.80,  99.90,   9.13,  -0.06,
05/14 15Z,   0.40,   7.10,  99.90,   7.44,  -0.06,
05/14 16Z,   0.40,   4.82,  99.90,   5.16,  -0.06,
05/14 17Z,   0.30,   2.29,  99.90,   2.53,  -0.06,
05/14 18Z,   0.30,  -0.01,  99.90,   0.22,  -0.06,
05/14 19Z,   0.30,  -1.51,  99.90,  -1.27,  -0.06,
05/14 20Z,   0.30,  -1.70,  99.90,  -1.46,  -0.06,  (min)
05/14 21Z,   0.30,  -0.51,  99.90,  -0.27,  -0.06,
05/14 22Z,   0.30,   1.71,  99.90,   1.95,  -0.06,
05/14 23Z,   0.30,   4.43,  99.90,   4.67,  -0.06,
05/15 00Z,   0.30,   7.14,  99.90,   7.37,  -0.06,
05/15 01Z,   0.40,   9.37,  99.90,   9.70,  -0.06,
05/15 02Z,   0.40,  10.80,  99.90,  11.13,  -0.06,
05/15 03Z,   0.30,  11.36,  99.90,  11.59,  -0.06,  (max)
05/15 04Z,   0.40,  11.20,  99.90,  11.54,  -0.06,
05/15 05Z,   0.40,  10.53,  99.90,  10.87,  -0.06,
05/15 06Z,   0.40,   9.55,  99.90,   9.89,  -0.06,
05/15 07Z,   0.40,   8.56,  99.90,   8.90,  -0.06,
05/15 08Z,   0.40,   7.93,  99.90,   8.26,  -0.06,
05/15 09Z,   0.40,   7.85,  99.90,   8.19,  -0.06,  (min)
05/15 10Z,   0.40,   8.24,  99.90,   8.57,  -0.06,
05/15 11Z,   0.40,   8.82,  99.90,   9.16,  -0.06,
05/15 12Z,   0.30,   9.35,  99.90,   9.59,  -0.06,
05/15 13Z,   0.30,   9.55,  99.90,   9.79,  -0.06,  (max)
05/15 14Z,   0.30,   9.15,  99.90,   9.38,  -0.06,
05/15 15Z,   0.30,   7.95,  99.90,   8.19,  -0.06,
05/15 16Z,   0.30,   6.05,  99.90,   6.29,  -0.06,
05/15 17Z,   0.30,   3.70,  99.90,   3.93,  -0.06,
05/15 18Z,   0.30,   1.27,  99.90,   1.51,  -0.06,
05/15 19Z,   0.30,  -0.74,  99.90,  -0.51,  -0.06,
05/15 20Z,   0.30,  -1.77,  99.90,  -1.54,  -0.06,  (min)
05/15 21Z,   0.30,  -1.44,  99.90,  -1.20,  -0.06,
05/15 22Z,   0.30,   0.20,  99.90,   0.43,  -0.06,
05/15 23Z,   0.30,   2.67,  99.90,   2.90,  -0.06,
05/16 00Z,   0.30,   5.42,  99.90,   5.66,  -0.06,
05/16 01Z,   0.30,   7.98,  99.90,   8.22,  -0.06,
05/16 02Z,   0.30,   9.95,  99.90,  10.19,  -0.06,
05/16 03Z,   0.30,  11.08,  99.90,  11.32,  -0.06,
05/16 04Z,   0.30,  11.38,  99.90,  11.61,  -0.06,  (max)
05/16 05Z,   0.30,  11.04,  99.90,  11.27,  -0.06,
05/16 06Z,   0.30,  10.27,  99.90,  10.51,  -0.06,
05/16 07Z,   0.30,   9.30,  99.90,   9.54,  -0.06,
05/16 08Z,   0.30,   8.42,  99.90,   8.66,  -0.06,
05/16 09Z,   0.30,   7.96,  99.90,   8.19,  -0.06,  (min)
05/16 10Z,   0.30,   8.01,  99.90,   8.25,  -0.06,
05/16 11Z,   0.30,   8.41,  99.90,   8.65,  -0.06,
05/16 12Z,   0.30,   8.89,  99.90,   9.13,  -0.06,
05/16 13Z,  99.90,   9.23,  99.90,  99.90,  -0.06,
05/16 14Z,  99.90,   9.19,  99.90,  99.90,  -0.06,
05/16 15Z,  99.90,   8.54,  99.90,  99.90,  -0.06,
05/16 16Z,  99.90,   7.16,  99.90,  99.90,  -0.06,
05/16 17Z,  99.90,   5.17,  99.90,  99.90,  -0.06,
05/16 18Z,  99.90,   2.86,  99.90,  99.90,  -0.06,