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 : 12/06/2025 04:20:57 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/04 12Z,   0.20,  11.72,  11.18,  99.90,  -0.74,
12/04 13Z,   0.10,  12.12,  11.70,  99.90,  -0.52,  (max)
12/04 14Z,   0.10,  11.71,  11.26,  99.90,  -0.55,
12/04 15Z,   0.20,  10.68,  10.49,  99.90,  -0.39,
12/04 16Z,   0.20,   9.37,   9.44,  99.90,  -0.13,
12/04 17Z,   0.20,   8.27,   8.42,  99.90,  -0.05,
12/04 18Z,   0.20,   7.88,   8.06,  99.90,  -0.02,  (min)
12/04 19Z,   0.20,   8.34,   8.57,  99.90,   0.03,
12/04 20Z,   0.20,   9.44,   9.62,  99.90,  -0.02,
12/04 21Z,   0.20,  10.80,  10.81,  99.90,  -0.19,
12/04 22Z,   0.20,  11.92,  11.90,  99.90,  -0.22,
12/04 23Z,   0.20,  12.29,  12.31,  99.90,  -0.18,  (max)
12/05 00Z,   0.20,  11.54,  11.55,  99.90,  -0.19,
12/05 01Z,   0.20,   9.63,   9.72,  99.90,  -0.11,
12/05 02Z,   0.20,   6.78,   6.95,  99.90,  -0.03,
12/05 03Z,   0.30,   3.39,   3.42,  99.90,  -0.27,
12/05 04Z,   0.30,   0.00,  -0.03,  99.90,  -0.33,
12/05 05Z,   0.30,  -2.65,  -2.61,  99.90,  -0.26,
12/05 06Z,   0.20,  -3.85,  -3.83,  99.90,  -0.18,  (min)
12/05 07Z,   0.30,  -3.25,  -3.04,  99.90,  -0.09,
12/05 08Z,   0.30,  -1.07,  -0.85,  99.90,  -0.08,
12/05 09Z,   0.30,   2.12,   2.31,  99.90,  -0.11,
12/05 10Z,   0.30,   5.63,   5.64,  99.90,  -0.29,
12/05 11Z,   0.30,   8.80,   8.55,  99.90,  -0.55,
12/05 12Z,   0.30,  11.12,  10.67,  99.90,  -0.75,
12/05 13Z,   0.30,  12.38,  11.97,  99.90,  -0.71,
12/05 14Z,   0.30,  12.66,  12.32,  99.90,  -0.64,  (max)
12/05 15Z,   0.30,  12.13,  11.81,  99.90,  -0.62,
12/05 16Z,   0.30,  10.99,  10.98,  99.90,  -0.31,
12/05 17Z,   0.30,   9.61,   9.78,  99.90,  -0.13,
12/05 18Z,   0.40,   8.52,   8.94,  99.90,   0.02,
12/05 19Z,   0.40,   8.17,   8.74,  99.90,   0.17,  (min)
12/05 20Z,   0.40,   8.66,   9.41,  99.90,   0.35,
12/05 21Z,   0.50,   9.73,  10.49,  99.90,   0.26,
12/05 22Z,   0.50,  10.96,  11.74,  99.90,   0.28,
12/05 23Z,   0.60,  11.88,  12.73,  99.90,   0.25,
12/06 00Z,   0.60,  11.98,  12.97,  99.90,   0.39,  (max)
12/06 01Z,   0.70,  10.96,  11.98,  99.90,   0.32,
12/06 02Z,   0.70,   8.82,   9.91,  99.90,   0.39,
12/06 03Z,   0.80,   5.82,   6.89,  99.90,   0.27,
12/06 04Z,   0.80,   2.38,   3.30,  99.90,   0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/06 05Z,   0.80,  -0.91,  99.90,  -0.03,   0.09,
12/06 06Z,   0.90,  -3.30,  99.90,  -2.34,   0.06,
12/06 07Z,   0.90,  -4.09,  99.90,  -3.16,   0.03,  (min)
12/06 08Z,   0.90,  -3.06,  99.90,  -2.16,  -0.00,
12/06 09Z,   0.90,  -0.54,  99.90,   0.33,  -0.03,
12/06 10Z,   1.00,   2.84,  99.90,   3.78,  -0.06,
12/06 11Z,   1.00,   6.39,  99.90,   7.30,  -0.09,
12/06 12Z,   1.00,   9.47,  99.90,  10.35,  -0.12,
12/06 13Z,   1.00,  11.63,  99.90,  12.48,  -0.15,
12/06 14Z,   1.00,  12.73,  99.90,  13.55,  -0.18,  0.12 ft above HAT
12/06 15Z,   1.00,  12.86,  99.90,  13.66,  -0.21,  0.23 ft above HAT  (max)
12/06 16Z,   1.00,  12.21,  99.90,  12.97,  -0.24,
12/06 17Z,   1.00,  10.97,  99.90,  11.73,  -0.24,
12/06 18Z,   0.90,   9.55,  99.90,  10.22,  -0.24,
12/06 19Z,   0.90,   8.50,  99.90,   9.16,  -0.24,
12/06 20Z,   0.90,   8.20,  99.90,   8.87,  -0.24,  (min)
12/06 21Z,   0.80,   8.70,  99.90,   9.26,  -0.24,
12/06 22Z,   0.80,   9.70,  99.90,  10.27,  -0.24,
12/06 23Z,   0.80,  10.81,  99.90,  11.37,  -0.24,
12/07 00Z,   0.70,  11.55,  99.90,  12.01,  -0.24,  (max)
12/07 01Z,   0.70,  11.46,  99.90,  11.92,  -0.24,
12/07 02Z,   0.70,  10.29,  99.90,  10.75,  -0.24,
12/07 03Z,   0.70,   8.07,  99.90,   8.54,  -0.24,
12/07 04Z,   0.60,   5.09,  99.90,   5.46,  -0.24,
12/07 05Z,   0.60,   1.77,  99.90,   2.13,  -0.24,
12/07 06Z,   0.60,  -1.30,  99.90,  -0.93,  -0.24,
12/07 07Z,   0.60,  -3.33,  99.90,  -2.97,  -0.24,
12/07 08Z,   0.50,  -3.73,  99.90,  -3.47,  -0.24,  (min)
12/07 09Z,   0.50,  -2.39,  99.90,  -2.12,  -0.24,
12/07 10Z,   0.50,   0.30,  99.90,   0.56,  -0.24,
12/07 11Z,   0.50,   3.68,  99.90,   3.95,  -0.24,
12/07 12Z,   0.50,   7.10,  99.90,   7.37,  -0.24,
12/07 13Z,   0.50,   9.97,  99.90,  10.24,  -0.24,
12/07 14Z,   0.40,  11.90,  99.90,  12.07,  -0.24,
12/07 15Z,   0.40,  12.80,  99.90,  12.97,  -0.24,  (max)
12/07 16Z,   0.40,  12.79,  99.90,  12.95,  -0.24,
12/07 17Z,   0.40,  12.01,  99.90,  12.18,  -0.24,
12/07 18Z,   0.40,  10.70,  99.90,  10.86,  -0.24,
12/07 19Z,   0.40,   9.27,  99.90,   9.43,  -0.24,
12/07 20Z,   0.50,   8.26,  99.90,   8.52,  -0.24,
12/07 21Z,   0.50,   8.00,  99.90,   8.26,  -0.24,  (min)
12/07 22Z,   0.50,   8.46,  99.90,   8.72,  -0.24,
12/07 23Z,   0.50,   9.37,  99.90,   9.63,  -0.24,
12/08 00Z,   0.50,  10.34,  99.90,  10.61,  -0.24,
12/08 01Z,   0.50,  10.95,  99.90,  11.21,  -0.24,  (max)
12/08 02Z,   0.60,  10.77,  99.90,  11.13,  -0.24,
12/08 03Z,   0.60,   9.57,  99.90,   9.94,  -0.24,
12/08 04Z,   0.60,   7.43,  99.90,   7.79,  -0.24,
12/08 05Z,   0.60,   4.61,  99.90,   4.98,  -0.24,
12/08 06Z,   0.60,   1.54,  99.90,   1.91,  -0.24,
12/08 07Z,   0.60,  -1.18,  99.90,  -0.81,  -0.24,
12/08 08Z,   0.60,  -2.82,  99.90,  -2.46,  -0.24,
12/08 09Z,   0.50,  -2.88,  99.90,  -2.61,  -0.24,  (min)
12/08 10Z,   0.50,  -1.35,  99.90,  -1.08,  -0.24,
12/08 11Z,   0.50,   1.34,  99.90,   1.60,  -0.24,
12/08 12Z,   0.50,   4.57,  99.90,   4.83,  -0.24,
12/08 13Z,   0.50,   7.74,  99.90,   8.01,  -0.24,
12/08 14Z,   0.50,  10.34,  99.90,  10.60,  -0.24,
12/08 15Z,   0.50,  12.01,  99.90,  12.28,  -0.24,
12/08 16Z,   0.50,  12.71,  99.90,  12.97,  -0.24,  (max)
12/08 17Z,   0.50,  12.54,  99.90,  12.80,  -0.24,
12/08 18Z,   0.50,  11.65,  99.90,  11.91,  -0.24,
12/08 19Z,   0.60,  10.27,  99.90,  10.63,  -0.24,
12/08 20Z,   0.60,   8.83,  99.90,   9.19,  -0.24,
12/08 21Z,   0.60,   7.83,  99.90,   8.20,  -0.24,
12/08 22Z,   0.60,   7.56,  99.90,   7.92,  -0.24,  (min)
12/08 23Z,   0.60,   7.94,  99.90,   8.31,  -0.24,
12/09 00Z,   0.60,   8.73,  99.90,   9.10,  -0.24,
12/09 01Z,   0.70,   9.60,  99.90,  10.06,  -0.24,
12/09 02Z,   0.70,  10.13,  99.90,  10.60,  -0.24,  (max)
12/09 03Z,   0.70,   9.95,  99.90,  10.41,  -0.24,
12/09 04Z,   0.80,   8.85,  99.90,   9.41,  -0.24,
12/09 05Z,   0.80,   6.91,  99.90,   7.48,  -0.24,
12/09 06Z,   0.90,   4.40,  99.90,   5.06,  -0.24,
12/09 07Z,   0.90,   1.70,  99.90,   2.36,  -0.24,
12/09 08Z,   0.90,  -0.61,  99.90,   0.06,  -0.24,
12/09 09Z,   0.90,  -1.85,  99.90,  -1.19,  -0.24,  (min)
12/09 10Z,   0.90,  -1.64,  99.90,  -0.98,  -0.24,
12/09 11Z,   0.90,  -0.05,  99.90,   0.62,  -0.24,
12/09 12Z,   0.90,   2.51,  99.90,   3.17,  -0.24,
12/09 13Z,   0.90,   5.48,  99.90,   6.14,  -0.24,
12/09 14Z,   0.90,   8.34,  99.90,   9.01,  -0.24,
12/09 15Z,   0.80,  10.62,  99.90,  11.19,  -0.24,
12/09 16Z,   0.80,  12.03,  99.90,  12.60,  -0.24,
12/09 17Z,   0.70,  12.52,  99.90,  12.99,  -0.24,  (max)
12/09 18Z,   0.70,  12.19,  99.90,  12.66,  -0.24,
12/09 19Z,  99.90,  11.18,  99.90,  99.90,  -0.24,
12/09 20Z,  99.90,   9.72,  99.90,  99.90,  -0.24,
12/09 21Z,  99.90,   8.25,  99.90,  99.90,  -0.24,
12/09 22Z,  99.90,   7.23,  99.90,  99.90,  -0.24,
12/09 23Z,  99.90,   6.89,  99.90,  99.90,  -0.24,
12/10 00Z,  99.90,   7.16,  99.90,  99.90,  -0.24,