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 : 11/17/2025 19:21:00 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/16 00Z,   0.80,   8.97,   9.48,  99.90,  -0.29,
11/16 01Z,   0.80,   6.84,   7.30,  99.90,  -0.34,
11/16 02Z,   0.80,   4.62,   5.06,  99.90,  -0.36,
11/16 03Z,   0.90,   2.85,   3.40,  99.90,  -0.35,
11/16 04Z,   0.90,   1.90,   2.64,  99.90,  -0.16,  (min)
11/16 05Z,   0.90,   1.91,   2.97,  99.90,   0.16,
11/16 06Z,   0.70,   2.86,   3.98,  99.90,   0.42,
11/16 07Z,   0.80,   4.48,   5.50,  99.90,   0.22,
11/16 08Z,   0.80,   6.28,   7.28,  99.90,   0.20,
11/16 09Z,   0.80,   7.77,   8.90,  99.90,   0.33,
11/16 10Z,   0.80,   8.70,   9.88,  99.90,   0.38,
11/16 11Z,   0.80,   8.96,  10.12,  99.90,   0.36,  (max)
11/16 12Z,   0.70,   8.54,   9.72,  99.90,   0.48,
11/16 13Z,   0.70,   7.54,   8.98,  99.90,   0.74,
11/16 14Z,   0.80,   6.31,   7.92,  99.90,   0.81,
11/16 15Z,   0.80,   5.33,   6.91,  99.90,   0.78,
11/16 16Z,   0.80,   4.97,   6.41,  99.90,   0.64,  (min)
11/16 17Z,   0.80,   5.35,   6.74,  99.90,   0.59,
11/16 18Z,   0.90,   6.43,   7.71,  99.90,   0.38,
11/16 19Z,   0.90,   7.99,   9.07,  99.90,   0.18,
11/16 20Z,   1.00,   9.60,  10.50,  99.90,  -0.10,
11/16 21Z,   1.00,  10.78,  11.64,  99.90,  -0.14,
11/16 22Z,   1.00,  11.21,  12.05,  99.90,  -0.16,  (max)
11/16 23Z,   1.00,  10.78,  11.55,  99.90,  -0.23,
11/17 00Z,   1.10,   9.51,  10.26,  99.90,  -0.35,
11/17 01Z,   1.10,   7.51,   8.29,  99.90,  -0.32,
11/17 02Z,   1.10,   5.09,   5.82,  99.90,  -0.37,
11/17 03Z,   1.10,   2.82,   3.57,  99.90,  -0.35,
11/17 04Z,   1.10,   1.26,   2.13,  99.90,  -0.23,
11/17 05Z,   1.10,   0.73,   1.77,  99.90,  -0.06,  (min)
11/17 06Z,   0.90,   1.29,   2.58,  99.90,   0.39,
11/17 07Z,   1.00,   2.78,   4.07,  99.90,   0.29,
11/17 08Z,   1.00,   4.84,   6.05,  99.90,   0.21,
11/17 09Z,   1.00,   6.92,   8.14,  99.90,   0.22,
11/17 10Z,   1.00,   8.55,   9.77,  99.90,   0.22,
11/17 11Z,   1.00,   9.53,  10.65,  99.90,   0.12,
11/17 12Z,   0.90,   9.79,  10.72,  99.90,   0.03,  (max)
11/17 13Z,   0.90,   9.34,  10.23,  99.90,  -0.01,
11/17 14Z,   0.90,   8.32,   9.30,  99.90,   0.08,
11/17 15Z,   0.90,   7.10,   8.12,  99.90,   0.12,
11/17 16Z,   0.90,   6.19,   7.03,  99.90,  -0.06,
11/17 17Z,   0.90,   5.91,   6.58,  99.90,  -0.23,  (min)
11/17 18Z,   0.80,   6.35,   6.90,  99.90,  -0.25,
11/17 19Z,   0.80,   7.43,   7.79,  99.90,  -0.44,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/17 20Z,   0.80,   8.87,  99.90,   9.27,  -0.40,
11/17 21Z,   0.70,  10.21,  99.90,  10.54,  -0.36,
11/17 22Z,   0.70,  10.95,  99.90,  11.34,  -0.32,  (max)
11/17 23Z,   0.70,  10.85,  99.90,  11.28,  -0.28,
11/18 00Z,   0.70,   9.88,  99.90,  10.34,  -0.23,
11/18 01Z,   0.60,   8.10,  99.90,   8.50,  -0.19,
11/18 02Z,   0.60,   5.72,  99.90,   6.17,  -0.15,
11/18 03Z,   0.60,   3.18,  99.90,   3.67,  -0.11,
11/18 04Z,   0.60,   1.10,  99.90,   1.63,  -0.07,
11/18 05Z,   0.60,  -0.01,  99.90,   0.57,  -0.02,  (min)
11/18 06Z,   0.60,   0.07,  99.90,   0.69,   0.02,
11/18 07Z,   0.50,   1.27,  99.90,   1.83,   0.06,
11/18 08Z,   0.50,   3.31,  99.90,   3.87,   0.06,
11/18 09Z,   0.50,   5.71,  99.90,   6.27,   0.06,
11/18 10Z,   0.50,   7.91,  99.90,   8.47,   0.06,
11/18 11Z,   0.50,   9.52,  99.90,  10.07,   0.06,
11/18 12Z,   0.40,  10.38,  99.90,  10.84,   0.06,
11/18 13Z,   0.40,  10.51,  99.90,  10.97,   0.06,  (max)
11/18 14Z,   0.40,   9.93,  99.90,  10.39,   0.06,
11/18 15Z,   0.40,   8.84,  99.90,   9.30,   0.06,
11/18 16Z,   0.40,   7.67,  99.90,   8.13,   0.06,
11/18 17Z,   0.40,   6.88,  99.90,   7.34,   0.06,
11/18 18Z,   0.40,   6.74,  99.90,   7.20,   0.06,  (min)
11/18 19Z,   0.40,   7.28,  99.90,   7.74,   0.06,
11/18 20Z,   0.40,   8.34,  99.90,   8.80,   0.06,
11/18 21Z,   0.40,   9.58,  99.90,  10.04,   0.06,
11/18 22Z,   0.40,  10.54,  99.90,  11.00,   0.06,
11/18 23Z,   0.40,  10.78,  99.90,  11.24,   0.06,  (max)
11/19 00Z,   0.40,  10.12,  99.90,  10.58,   0.06,
11/19 01Z,   0.30,   8.61,  99.90,   8.97,   0.06,
11/19 02Z,   0.30,   6.41,  99.90,   6.76,   0.06,
11/19 03Z,   0.30,   3.82,  99.90,   4.18,   0.06,
11/19 04Z,   0.30,   1.37,  99.90,   1.73,   0.06,
11/19 05Z,   0.30,  -0.29,  99.90,   0.06,   0.06,
11/19 06Z,   0.30,  -0.76,  99.90,  -0.40,   0.06,  (min)
11/19 07Z,   0.30,   0.04,  99.90,   0.40,   0.06,
11/19 08Z,   0.30,   1.87,  99.90,   2.23,   0.06,
11/19 09Z,   0.30,   4.34,  99.90,   4.70,   0.06,
11/19 10Z,   0.30,   6.91,  99.90,   7.27,   0.06,
11/19 11Z,   0.30,   9.05,  99.90,   9.41,   0.06,
11/19 12Z,   0.30,  10.46,  99.90,  10.82,   0.06,
11/19 13Z,   0.30,  11.09,  99.90,  11.45,   0.06,  (max)
11/19 14Z,   0.30,  10.99,  99.90,  11.34,   0.06,
11/19 15Z,   0.30,  10.24,  99.90,  10.60,   0.06,
11/19 16Z,   0.30,   9.11,  99.90,   9.47,   0.06,
11/19 17Z,   0.30,   8.03,  99.90,   8.39,   0.06,
11/19 18Z,   0.30,   7.41,  99.90,   7.77,   0.06,  (min)
11/19 19Z,   0.30,   7.45,  99.90,   7.81,   0.06,
11/19 20Z,   0.30,   8.06,  99.90,   8.42,   0.06,
11/19 21Z,   0.40,   9.04,  99.90,   9.50,   0.06,
11/19 22Z,   0.40,  10.02,  99.90,  10.48,   0.06,
11/19 23Z,   0.40,  10.54,  99.90,  11.00,   0.06,  (max)
11/20 00Z,   0.40,  10.26,  99.90,  10.72,   0.06,
11/20 01Z,   0.40,   9.07,  99.90,   9.53,   0.06,
11/20 02Z,   0.40,   7.12,  99.90,   7.58,   0.06,
11/20 03Z,   0.40,   4.65,  99.90,   5.11,   0.06,
11/20 04Z,   0.40,   2.05,  99.90,   2.51,   0.06,
11/20 05Z,   0.40,  -0.09,  99.90,   0.37,   0.06,
11/20 06Z,   0.40,  -1.17,  99.90,  -0.71,   0.06,  (min)
11/20 07Z,   0.50,  -0.91,  99.90,  -0.35,   0.06,
11/20 08Z,   0.50,   0.58,  99.90,   1.14,   0.06,
11/20 09Z,   0.50,   2.92,  99.90,   3.48,   0.06,
11/20 10Z,   0.50,   5.64,  99.90,   6.20,   0.06,
11/20 11Z,   0.50,   8.19,  99.90,   8.75,   0.06,
11/20 12Z,   0.50,  10.11,  99.90,  10.67,   0.06,
11/20 13Z,   0.50,  11.21,  99.90,  11.77,   0.06,
11/20 14Z,   0.50,  11.53,  99.90,  12.09,   0.06,  (max)
11/20 15Z,   0.50,  11.18,  99.90,  11.74,   0.06,
11/20 16Z,   0.50,  10.29,  99.90,  10.85,   0.06,
11/20 17Z,   0.50,   9.16,  99.90,   9.72,   0.06,
11/20 18Z,   0.50,   8.22,  99.90,   8.78,   0.06,
11/20 19Z,   0.50,   7.82,  99.90,   8.38,   0.06,  (min)
11/20 20Z,   0.50,   8.01,  99.90,   8.57,   0.06,
11/20 21Z,   0.50,   8.65,  99.90,   9.21,   0.06,
11/20 22Z,   0.50,   9.48,  99.90,  10.04,   0.06,
11/20 23Z,   0.50,  10.15,  99.90,  10.71,   0.06,
11/21 00Z,   0.50,  10.23,  99.90,  10.79,   0.06,  (max)
11/21 01Z,   0.50,   9.47,  99.90,  10.03,   0.06,
11/21 02Z,   0.50,   7.87,  99.90,   8.42,   0.06,
11/21 03Z,   0.40,   5.62,  99.90,   6.08,   0.06,
11/21 04Z,   0.40,   3.06,  99.90,   3.51,   0.06,
11/21 05Z,   0.40,   0.62,  99.90,   1.08,   0.06,
11/21 06Z,   0.40,  -1.06,  99.90,  -0.60,   0.06,
11/21 07Z,   0.40,  -1.48,  99.90,  -1.02,   0.06,  (min)
11/21 08Z,   0.40,  -0.52,  99.90,  -0.06,   0.06,
11/21 09Z,   0.40,   1.53,  99.90,   1.99,   0.06,
11/21 10Z,   0.40,   4.20,  99.90,   4.66,   0.06,
11/21 11Z,   0.40,   6.97,  99.90,   7.43,   0.06,
11/21 12Z,   0.40,   9.34,  99.90,   9.79,   0.06,