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 : 07/19/2025 22:21:30 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 06Z,   0.50,  12.04,  12.36,  99.90,  -0.18,  (max)
07/18 07Z,   0.60,  11.29,  11.52,  99.90,  -0.37,
07/18 08Z,   0.60,   9.67,   9.94,  99.90,  -0.33,
07/18 09Z,   0.60,   7.47,   7.63,  99.90,  -0.44,
07/18 10Z,   0.50,   5.06,   5.06,  99.90,  -0.50,
07/18 11Z,   0.50,   2.91,   2.97,  99.90,  -0.44,
07/18 12Z,   0.50,   1.53,   1.67,  99.90,  -0.36,
07/18 13Z,   0.50,   1.23,   1.54,  99.90,  -0.19,  (min)
07/18 14Z,   0.50,   1.92,   2.29,  99.90,  -0.13,
07/18 15Z,   0.50,   3.27,   3.59,  99.90,  -0.18,
07/18 16Z,   0.50,   4.90,   5.32,  99.90,  -0.08,
07/18 17Z,   0.50,   6.45,   6.94,  99.90,  -0.01,
07/18 18Z,   0.40,   7.57,   8.07,  99.90,   0.10,
07/18 19Z,   0.40,   8.04,   8.58,  99.90,   0.14,  (max)
07/18 20Z,   0.40,   7.91,   8.43,  99.90,   0.12,
07/18 21Z,   0.40,   7.36,   7.91,  99.90,   0.15,
07/18 22Z,   0.40,   6.61,   7.17,  99.90,   0.16,
07/18 23Z,   0.40,   5.88,   6.36,  99.90,   0.08,
07/19 00Z,   0.40,   5.50,   5.96,  99.90,   0.06,  (min)
07/19 01Z,   0.40,   5.75,   6.28,  99.90,   0.13,
07/19 02Z,   0.50,   6.69,  99.90,  99.90,  99.90,
07/19 03Z,   0.50,   8.08,   8.61,  99.90,   0.03,
07/19 04Z,   0.50,   9.61,  10.15,  99.90,   0.04,
07/19 05Z,   0.50,  10.96,  11.53,  99.90,   0.07,
07/19 06Z,   0.50,  11.76,  12.24,  99.90,  -0.02,  (max)
07/19 07Z,   0.50,  11.69,  12.00,  99.90,  -0.19,
07/19 08Z,   0.50,  10.65,  10.92,  99.90,  -0.23,
07/19 09Z,   0.50,   8.80,   9.07,  99.90,  -0.23,
07/19 10Z,   0.50,   6.42,   6.52,  99.90,  -0.40,
07/19 11Z,   0.50,   3.88,   3.80,  99.90,  -0.58,
07/19 12Z,   0.40,   1.65,   1.66,  99.90,  -0.39,
07/19 13Z,   0.40,   0.26,   0.38,  99.90,  -0.28,
07/19 14Z,   0.40,  -0.01,   0.30,  99.90,  -0.09,  (min)
07/19 15Z,   0.40,   0.78,   1.18,  99.90,   0.00,
07/19 16Z,   0.40,   2.30,   2.61,  99.90,  -0.09,
07/19 17Z,   0.40,   4.20,   4.58,  99.90,  -0.02,
07/19 18Z,   0.40,   6.07,   6.51,  99.90,   0.04,
07/19 19Z,   0.40,   7.54,   8.01,  99.90,   0.07,
07/19 20Z,   0.30,   8.41,   8.87,  99.90,   0.16,
07/19 21Z,   0.30,   8.70,   9.14,  99.90,   0.14,  (max)
07/19 22Z,   0.30,   8.57,   9.01,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/19 23Z,   0.30,   8.12,  99.90,   8.55,   0.13,
07/20 00Z,   0.30,   7.55,  99.90,   7.96,   0.11,
07/20 01Z,   0.30,   7.15,  99.90,   7.53,   0.09,  (min)
07/20 02Z,   0.30,   7.21,  99.90,   7.58,   0.07,
07/20 03Z,   0.30,   7.82,  99.90,   8.17,   0.05,
07/20 04Z,   0.40,   8.82,  99.90,   9.25,   0.03,
07/20 05Z,   0.40,   9.99,  99.90,  10.40,   0.01,
07/20 06Z,   0.40,  11.02,  99.90,  11.42,  -0.00,
07/20 07Z,   0.40,  11.56,  99.90,  11.94,  -0.02,  (max)
07/20 08Z,   0.40,  11.27,  99.90,  11.63,  -0.04,
07/20 09Z,   0.40,  10.05,  99.90,  10.39,  -0.06,
07/20 10Z,   0.40,   8.06,  99.90,   8.38,  -0.08,
07/20 11Z,   0.40,   5.55,  99.90,   5.87,  -0.08,
07/20 12Z,   0.30,   2.89,  99.90,   3.11,  -0.08,
07/20 13Z,   0.30,   0.57,  99.90,   0.79,  -0.08,
07/20 14Z,   0.40,  -0.86,  99.90,  -0.54,  -0.08,
07/20 15Z,   0.30,  -1.09,  99.90,  -0.86,  -0.08,  (min)
07/20 16Z,   0.30,  -0.17,  99.90,   0.05,  -0.08,
07/20 17Z,   0.40,   1.57,  99.90,   1.89,  -0.08,
07/20 18Z,   0.40,   3.76,  99.90,   4.08,  -0.08,
07/20 19Z,   0.40,   5.97,  99.90,   6.29,  -0.08,
07/20 20Z,   0.40,   7.79,  99.90,   8.11,  -0.08,
07/20 21Z,   0.40,   9.01,  99.90,   9.33,  -0.08,
07/20 22Z,   0.40,   9.64,  99.90,   9.96,  -0.08,
07/20 23Z,   0.40,   9.77,  99.90,  10.09,  -0.08,  (max)
07/21 00Z,   0.40,   9.46,  99.90,   9.78,  -0.08,
07/21 01Z,   0.40,   8.86,  99.90,   9.18,  -0.08,
07/21 02Z,   0.40,   8.28,  99.90,   8.61,  -0.08,
07/21 03Z,   0.40,   8.07,  99.90,   8.39,  -0.08,  (min)
07/21 04Z,   0.40,   8.36,  99.90,   8.68,  -0.08,
07/21 05Z,   0.40,   9.07,  99.90,   9.39,  -0.08,
07/21 06Z,   0.40,  10.02,  99.90,  10.34,  -0.08,
07/21 07Z,   0.40,  10.90,  99.90,  11.22,  -0.08,
07/21 08Z,   0.50,  11.30,  99.90,  11.73,  -0.08,  (max)
07/21 09Z,   0.50,  10.90,  99.90,  11.32,  -0.08,
07/21 10Z,   0.50,   9.58,  99.90,  10.00,  -0.08,
07/21 11Z,   0.50,   7.49,  99.90,   7.91,  -0.08,
07/21 12Z,   0.50,   4.86,  99.90,   5.29,  -0.08,
07/21 13Z,   0.50,   2.07,  99.90,   2.50,  -0.08,
07/21 14Z,   0.50,  -0.33,  99.90,   0.09,  -0.08,
07/21 15Z,   0.50,  -1.77,  99.90,  -1.35,  -0.08,
07/21 16Z,   0.40,  -1.92,  99.90,  -1.60,  -0.08,  (min)
07/21 17Z,   0.40,  -0.84,  99.90,  -0.51,  -0.08,
07/21 18Z,   0.40,   1.17,  99.90,   1.49,  -0.08,
07/21 19Z,   0.40,   3.67,  99.90,   3.99,  -0.08,
07/21 20Z,   0.40,   6.18,  99.90,   6.50,  -0.08,
07/21 21Z,   0.40,   8.27,  99.90,   8.60,  -0.08,
07/21 22Z,   0.50,   9.73,  99.90,  10.15,  -0.08,
07/21 23Z,   0.50,  10.55,  99.90,  10.97,  -0.08,
07/22 00Z,   0.50,  10.76,  99.90,  11.19,  -0.08,  (max)
07/22 01Z,   0.50,  10.40,  99.90,  10.82,  -0.08,
07/22 02Z,   0.50,   9.62,  99.90,  10.04,  -0.08,
07/22 03Z,   0.50,   8.81,  99.90,   9.23,  -0.08,
07/22 04Z,   0.50,   8.34,  99.90,   8.76,  -0.08,  (min)
07/22 05Z,   0.50,   8.41,  99.90,   8.83,  -0.08,
07/22 06Z,   0.50,   8.98,  99.90,   9.40,  -0.08,
07/22 07Z,   0.60,   9.86,  99.90,  10.38,  -0.08,
07/22 08Z,   0.60,  10.71,  99.90,  11.23,  -0.08,
07/22 09Z,   0.50,  11.08,  99.90,  11.51,  -0.08,  (max)
07/22 10Z,   0.50,  10.62,  99.90,  11.05,  -0.08,
07/22 11Z,   0.50,   9.24,  99.90,   9.66,  -0.08,
07/22 12Z,   0.50,   7.06,  99.90,   7.48,  -0.08,
07/22 13Z,   0.50,   4.31,  99.90,   4.73,  -0.08,
07/22 14Z,   0.50,   1.40,  99.90,   1.82,  -0.08,
07/22 15Z,   0.50,  -1.07,  99.90,  -0.64,  -0.08,
07/22 16Z,   0.50,  -2.45,  99.90,  -2.03,  -0.08,  (min)
07/22 17Z,   0.50,  -2.45,  99.90,  -2.03,  -0.08,
07/22 18Z,   0.50,  -1.13,  99.90,  -0.71,  -0.08,
07/22 19Z,   0.50,   1.16,  99.90,   1.58,  -0.08,
07/22 20Z,   0.50,   3.93,  99.90,   4.35,  -0.08,
07/22 21Z,   0.50,   6.66,  99.90,   7.08,  -0.08,
07/22 22Z,   0.50,   8.90,  99.90,   9.33,  -0.08,
07/22 23Z,   0.50,  10.45,  99.90,  10.87,  -0.08,
07/23 00Z,   0.50,  11.28,  99.90,  11.70,  -0.08,
07/23 01Z,   0.50,  11.40,  99.90,  11.82,  -0.08,  (max)
07/23 02Z,   0.50,  10.83,  99.90,  11.25,  -0.08,
07/23 03Z,   0.50,   9.80,  99.90,  10.22,  -0.08,
07/23 04Z,   0.50,   8.76,  99.90,   9.18,  -0.08,
07/23 05Z,   0.50,   8.13,  99.90,   8.55,  -0.08,
07/23 06Z,   0.50,   8.13,  99.90,   8.55,  -0.08,  (min)
07/23 07Z,   0.50,   8.71,  99.90,   9.13,  -0.08,
07/23 08Z,   0.50,   9.65,  99.90,  10.07,  -0.08,
07/23 09Z,   0.50,  10.55,  99.90,  10.97,  -0.08,
07/23 10Z,   0.50,  10.92,  99.90,  11.35,  -0.08,  (max)
07/23 11Z,   0.50,  10.42,  99.90,  10.84,  -0.08,
07/23 12Z,   0.50,   8.96,  99.90,   9.38,  -0.08,
07/23 13Z,  99.90,   6.67,  99.90,  99.90,  -0.08,
07/23 14Z,  99.90,   3.81,  99.90,  99.90,  -0.08,
07/23 15Z,  99.90,   0.82,  99.90,  99.90,  -0.08,
07/23 16Z,  99.90,  -1.62,  99.90,  99.90,  -0.08,
07/23 17Z,  99.90,  -2.86,  99.90,  99.90,  -0.08,
07/23 18Z,  99.90,  -2.61,  99.90,  99.90,  -0.08,