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
#Friday Harbor, WA : 10/14/2026 22:22:48 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/13 06Z,   0.60,   0.63,   0.89,  99.90,  -0.34,
10/13 07Z,   0.50,  -0.28,  -0.09,  99.90,  -0.31,
10/13 08Z,   0.50,  -0.43,  -0.19,  99.90,  -0.26,  (min)
10/13 09Z,   0.50,   0.16,   0.33,  99.90,  -0.33,
10/13 10Z,   0.60,   1.31,   1.34,  99.90,  -0.57,
10/13 11Z,   0.50,   2.78,   2.80,  99.90,  -0.48,
10/13 12Z,   0.50,   4.37,   4.29,  99.90,  -0.58,
10/13 13Z,   0.60,   5.84,   5.77,  99.90,  -0.67,
10/13 14Z,   0.60,   7.00,   6.88,  99.90,  -0.72,
10/13 15Z,   0.50,   7.65,   7.56,  99.90,  -0.59,
10/13 16Z,   0.50,   7.74,   7.60,  99.90,  -0.64,  (max)
10/13 17Z,   0.50,   7.37,   7.24,  99.90,  -0.63,
10/13 18Z,   0.60,   6.79,   6.68,  99.90,  -0.71,
10/13 19Z,   0.50,   6.27,   6.25,  99.90,  -0.52,
10/13 20Z,   0.50,   6.00,   5.98,  99.90,  -0.52,  (min)
10/13 21Z,   0.50,   6.03,   6.00,  99.90,  -0.53,
10/13 22Z,   0.60,   6.27,   6.21,  99.90,  -0.66,
10/13 23Z,   0.50,   6.59,   6.60,  99.90,  -0.49,
10/14 00Z,   0.50,   6.86,   6.92,  99.90,  -0.44,
10/14 01Z,   0.50,   6.91,   7.00,  99.90,  -0.41,  (max)
10/14 02Z,   0.50,   6.59,   6.64,  99.90,  -0.45,
10/14 03Z,   0.50,   5.79,   5.89,  99.90,  -0.40,
10/14 04Z,   0.50,   4.50,   4.68,  99.90,  -0.32,
10/14 05Z,   0.50,   2.88,   3.10,  99.90,  -0.28,
10/14 06Z,   0.50,   1.26,   1.50,  99.90,  -0.26,
10/14 07Z,   0.50,   0.03,   0.16,  99.90,  -0.37,
10/14 08Z,   0.40,  -0.54,  -0.34,  99.90,  -0.20,  (min)
10/14 09Z,   0.50,  -0.35,  -0.26,  99.90,  -0.41,
10/14 10Z,   0.60,   0.49,   0.46,  99.90,  -0.63,
10/14 11Z,   0.50,   1.80,   1.69,  99.90,  -0.61,
10/14 12Z,   0.50,   3.34,   3.10,  99.90,  -0.74,
10/14 13Z,   0.50,   4.90,   4.62,  99.90,  -0.78,
10/14 14Z,   0.50,   6.30,   5.99,  99.90,  -0.81,
10/14 15Z,   0.50,   7.33,   7.02,  99.90,  -0.81,
10/14 16Z,   0.50,   7.87,   7.56,  99.90,  -0.81,
10/14 17Z,   0.50,   7.91,   7.60,  99.90,  -0.81,  (max)
10/14 18Z,   0.50,   7.57,   7.23,  99.90,  -0.84,
10/14 19Z,   0.40,   7.07,   6.75,  99.90,  -0.72,
10/14 20Z,   0.40,   6.66,   6.38,  99.90,  -0.68,
10/14 21Z,   0.40,   6.44,   6.14,  99.90,  -0.70,  (min)
10/14 22Z,   0.40,   6.44,   6.19,  99.90,  -0.65,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 23Z,   0.30,   6.57,  99.90,   6.23,  -0.63,
10/15 00Z,   0.30,   6.71,  99.90,   6.40,  -0.61,
10/15 01Z,   0.40,   6.75,  99.90,   6.56,  -0.60,  (max)
10/15 02Z,   0.40,   6.57,  99.90,   6.39,  -0.58,
10/15 03Z,   0.30,   6.03,  99.90,   5.77,  -0.56,
10/15 04Z,   0.40,   5.06,  99.90,   4.92,  -0.54,
10/15 05Z,   0.40,   3.70,  99.90,   3.58,  -0.52,
10/15 06Z,   0.30,   2.16,  99.90,   1.95,  -0.50,
10/15 07Z,   0.20,   0.75,  99.90,   0.47,  -0.49,
10/15 08Z,   0.30,  -0.19,  99.90,  -0.35,  -0.47,
10/15 09Z,   0.30,  -0.45,  99.90,  -0.60,  -0.45,  (min)
10/15 10Z,   0.30,  -0.03,  99.90,  -0.16,  -0.43,
10/15 11Z,   0.30,   0.95,  99.90,   0.82,  -0.43,
10/15 12Z,   0.30,   2.29,  99.90,   2.16,  -0.43,
10/15 13Z,   0.30,   3.79,  99.90,   3.66,  -0.43,
10/15 14Z,   0.30,   5.27,  99.90,   5.14,  -0.43,
10/15 15Z,   0.20,   6.54,  99.90,   6.31,  -0.43,
10/15 16Z,   0.20,   7.45,  99.90,   7.22,  -0.43,
10/15 17Z,   0.30,   7.91,  99.90,   7.78,  -0.43,  (max)
10/15 18Z,   0.20,   7.93,  99.90,   7.70,  -0.43,
10/15 19Z,   0.20,   7.64,  99.90,   7.41,  -0.43,
10/15 20Z,   0.20,   7.24,  99.90,   7.01,  -0.43,
10/15 21Z,   0.20,   6.90,  99.90,   6.66,  -0.43,
10/15 22Z,   0.20,   6.69,  99.90,   6.46,  -0.43,
10/15 23Z,   0.20,   6.62,  99.90,   6.39,  -0.43,  (min)
10/16 00Z,   0.30,   6.62,  99.90,   6.49,  -0.43,  (max)
10/16 01Z,   0.30,   6.60,  99.90,   6.47,  -0.43,
10/16 02Z,   0.30,   6.47,  99.90,   6.34,  -0.43,
10/16 03Z,   0.30,   6.13,  99.90,   6.00,  -0.43,
10/16 04Z,   0.40,   5.46,  99.90,   5.43,  -0.43,
10/16 05Z,   0.30,   4.44,  99.90,   4.31,  -0.43,
10/16 06Z,   0.30,   3.13,  99.90,   3.00,  -0.43,
10/16 07Z,   0.30,   1.75,  99.90,   1.62,  -0.43,
10/16 08Z,   0.40,   0.59,  99.90,   0.56,  -0.43,
10/16 09Z,   0.30,  -0.09,  99.90,  -0.23,  -0.43,  (min)
10/16 10Z,   0.40,  -0.16,  99.90,  -0.19,  -0.43,
10/16 11Z,   0.40,   0.38,  99.90,   0.35,  -0.43,
10/16 12Z,   0.40,   1.38,  99.90,   1.35,  -0.43,
10/16 13Z,   0.40,   2.67,  99.90,   2.64,  -0.43,
10/16 14Z,   0.40,   4.07,  99.90,   4.04,  -0.43,
10/16 15Z,   0.50,   5.42,  99.90,   5.49,  -0.43,
10/16 16Z,   0.40,   6.57,  99.90,   6.53,  -0.43,
10/16 17Z,   0.50,   7.38,  99.90,   7.45,  -0.43,
10/16 18Z,   0.50,   7.80,  99.90,   7.87,  -0.43,
10/16 19Z,   0.50,   7.84,  99.90,   7.91,  -0.43,  (max)
10/16 20Z,   0.50,   7.62,  99.90,   7.69,  -0.43,
10/16 21Z,   0.50,   7.28,  99.90,   7.35,  -0.43,
10/16 22Z,   0.50,   6.97,  99.90,   7.04,  -0.43,
10/16 23Z,   0.50,   6.73,  99.90,   6.80,  -0.43,
10/17 00Z,   0.50,   6.57,  99.90,   6.64,  -0.43,
10/17 01Z,   0.60,   6.46,  99.90,   6.62,  -0.43,
10/17 02Z,   0.60,   6.32,  99.90,   6.49,  -0.43,
10/17 03Z,   0.60,   6.09,  99.90,   6.25,  -0.43,
10/17 04Z,   0.70,   5.67,  99.90,   5.93,  -0.43,
10/17 05Z,   0.70,   4.98,  99.90,   5.25,  -0.43,
10/17 06Z,   0.70,   4.00,  99.90,   4.27,  -0.43,
10/17 07Z,   0.70,   2.82,  99.90,   3.09,  -0.43,
10/17 08Z,   0.70,   1.63,  99.90,   1.90,  -0.43,
10/17 09Z,   0.70,   0.68,  99.90,   0.95,  -0.43,
10/17 10Z,   0.70,   0.18,  99.90,   0.45,  -0.43,  (min)
10/17 11Z,   0.70,   0.22,  99.90,   0.49,  -0.43,
10/17 12Z,   0.70,   0.77,  99.90,   1.04,  -0.43,
10/17 13Z,   0.70,   1.71,  99.90,   1.98,  -0.43,
10/17 14Z,   0.70,   2.90,  99.90,   3.17,  -0.43,
10/17 15Z,   0.70,   4.18,  99.90,   4.45,  -0.43,
10/17 16Z,   0.70,   5.42,  99.90,   5.68,  -0.43,
10/17 17Z,   0.70,   6.47,  99.90,   6.73,  -0.43,
10/17 18Z,   0.70,   7.22,  99.90,   7.49,  -0.43,
10/17 19Z,   0.70,   7.63,  99.90,   7.90,  -0.43,  (max)
10/17 20Z,   0.60,   7.69,  99.90,   7.86,  -0.43,
10/17 21Z,   0.70,   7.51,  99.90,   7.78,  -0.43,
10/17 22Z,   0.70,   7.19,  99.90,   7.46,  -0.43,
10/17 23Z,   0.70,   6.85,  99.90,   7.12,  -0.43,
10/18 00Z,   0.70,   6.55,  99.90,   6.81,  -0.43,
10/18 01Z,   0.70,   6.30,  99.90,   6.57,  -0.43,
10/18 02Z,   0.60,   6.11,  99.90,   6.28,  -0.43,
10/18 03Z,   0.50,   5.91,  99.90,   5.98,  -0.43,
10/18 04Z,   0.50,   5.65,  99.90,   5.72,  -0.43,
10/18 05Z,   0.50,   5.24,  99.90,   5.31,  -0.43,
10/18 06Z,   0.40,   4.61,  99.90,   4.58,  -0.43,
10/18 07Z,   0.40,   3.75,  99.90,   3.72,  -0.43,
10/18 08Z,   0.40,   2.73,  99.90,   2.70,  -0.43,
10/18 09Z,   0.40,   1.72,  99.90,   1.69,  -0.43,
10/18 10Z,   0.40,   0.93,  99.90,   0.90,  -0.43,
10/18 11Z,   0.40,   0.52,  99.90,   0.49,  -0.43,  (min)
10/18 12Z,   0.40,   0.58,  99.90,   0.55,  -0.43,
10/18 13Z,  99.90,   1.08,  99.90,  99.90,  -0.43,
10/18 14Z,  99.90,   1.95,  99.90,  99.90,  -0.43,
10/18 15Z,  99.90,   3.04,  99.90,  99.90,  -0.43,
10/18 16Z,  99.90,   4.23,  99.90,  99.90,  -0.43,
10/18 17Z,  99.90,   5.38,  99.90,  99.90,  -0.43,
10/18 18Z,  99.90,   6.37,  99.90,  99.90,  -0.43,