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 : 07/17/2026 04:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 12Z,   0.20,   7.40,   7.95,  99.90,   0.35,  (max)
07/15 13Z,   0.20,   6.60,   7.13,  99.90,   0.33,
07/15 14Z,   0.30,   5.18,   5.86,  99.90,   0.38,
07/15 15Z,   0.30,   3.23,   3.93,  99.90,   0.40,
07/15 16Z,   0.20,   1.03,   1.59,  99.90,   0.36,
07/15 17Z,   0.20,  -0.99,  -0.73,  99.90,   0.06,
07/15 18Z,   0.40,  -2.38,  -2.24,  99.90,  -0.26,
07/15 19Z,   0.30,  -2.86,  -2.56,  99.90,   0.00,  (min)
07/15 20Z,   0.30,  -2.39,  -2.00,  99.90,   0.09,
07/15 21Z,   0.40,  -1.12,  -0.95,  99.90,  -0.23,
07/15 22Z,   0.40,   0.71,   0.75,  99.90,  -0.36,
07/15 23Z,   0.30,   2.82,   2.84,  99.90,  -0.28,
07/16 00Z,   0.40,   4.93,   5.03,  99.90,  -0.30,
07/16 01Z,   0.50,   6.75,   6.74,  99.90,  -0.51,
07/16 02Z,   0.50,   8.02,   7.89,  99.90,  -0.63,
07/16 03Z,   0.50,   8.58,   8.41,  99.90,  -0.67,
07/16 04Z,   0.50,   8.45,   8.44,  99.90,  -0.51,  (max)
07/16 05Z,   0.50,   7.87,   7.96,  99.90,  -0.41,
07/16 06Z,   0.50,   7.15,   7.28,  99.90,  -0.37,
07/16 07Z,   0.40,   6.60,   6.78,  99.90,  -0.22,
07/16 08Z,   0.40,   6.37,   6.66,  99.90,  -0.11,  (min)
07/16 09Z,   0.50,   6.45,   6.77,  99.90,  -0.18,
07/16 10Z,   0.50,   6.72,   7.21,  99.90,  -0.01,
07/16 11Z,   0.50,   7.01,   7.58,  99.90,   0.07,
07/16 12Z,   0.30,   7.14,   7.80,  99.90,   0.36,  (max)
07/16 13Z,   0.40,   6.93,   7.62,  99.90,   0.29,
07/16 14Z,   0.40,   6.19,   6.91,  99.90,   0.32,
07/16 15Z,   0.40,   4.85,   5.64,  99.90,   0.39,
07/16 16Z,   0.40,   3.03,   3.81,  99.90,   0.38,
07/16 17Z,   0.40,   1.03,   1.66,  99.90,   0.23,
07/16 18Z,   0.50,  -0.72,  -0.25,  99.90,  -0.03,
07/16 19Z,   0.40,  -1.81,  -1.55,  99.90,  -0.14,
07/16 20Z,   0.40,  -2.02,  -1.66,  99.90,  -0.04,  (min)
07/16 21Z,   0.40,  -1.36,  -1.05,  99.90,  -0.09,
07/16 22Z,   0.50,   0.01,   0.17,  99.90,  -0.34,
07/16 23Z,   0.40,   1.85,   1.94,  99.90,  -0.31,
07/17 00Z,   0.40,   3.88,   3.93,  99.90,  -0.35,
07/17 01Z,   0.50,   5.82,   5.79,  99.90,  -0.53,
07/17 02Z,   0.50,   7.39,   7.36,  99.90,  -0.53,
07/17 03Z,   0.50,   8.33,   8.41,  99.90,  -0.42,
07/17 04Z,   0.50,   8.53,   8.51,  99.90,  -0.52,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 05Z,   0.50,   8.09,  99.90,   8.11,  -0.48,
07/17 06Z,   0.50,   7.28,  99.90,   7.34,  -0.44,
07/17 07Z,   0.50,   6.42,  99.90,   6.53,  -0.40,
07/17 08Z,   0.50,   5.80,  99.90,   5.95,  -0.35,
07/17 09Z,   0.50,   5.54,  99.90,   5.73,  -0.31,  (min)
07/17 10Z,   0.50,   5.60,  99.90,   5.83,  -0.27,
07/17 11Z,   0.40,   5.88,  99.90,   6.06,  -0.22,
07/17 12Z,   0.50,   6.21,  99.90,   6.53,  -0.18,
07/17 13Z,   0.50,   6.42,  99.90,   6.78,  -0.14,  (max)
07/17 14Z,   0.50,   6.30,  99.90,   6.70,  -0.10,
07/17 15Z,   0.40,   5.68,  99.90,   6.02,  -0.05,
07/17 16Z,   0.40,   4.51,  99.90,   4.90,  -0.01,
07/17 17Z,   0.40,   2.93,  99.90,   3.32,  -0.01,
07/17 18Z,   0.40,   1.26,  99.90,   1.65,  -0.01,
07/17 19Z,   0.40,  -0.11,  99.90,   0.28,  -0.01,
07/17 20Z,   0.30,  -0.84,  99.90,  -0.56,  -0.01,  (min)
07/17 21Z,   0.40,  -0.79,  99.90,  -0.40,  -0.01,
07/17 22Z,   0.40,   0.03,  99.90,   0.42,  -0.01,
07/17 23Z,   0.40,   1.43,  99.90,   1.82,  -0.01,
07/18 00Z,   0.40,   3.18,  99.90,   3.57,  -0.01,
07/18 01Z,   0.40,   5.03,  99.90,   5.42,  -0.01,
07/18 02Z,   0.40,   6.70,  99.90,   7.09,  -0.01,
07/18 03Z,   0.40,   7.91,  99.90,   8.30,  -0.01,
07/18 04Z,   0.40,   8.45,  99.90,   8.84,  -0.01,  (max)
07/18 05Z,   0.40,   8.27,  99.90,   8.66,  -0.01,
07/18 06Z,   0.40,   7.52,  99.90,   7.90,  -0.01,
07/18 07Z,   0.40,   6.49,  99.90,   6.88,  -0.01,
07/18 08Z,   0.40,   5.52,  99.90,   5.90,  -0.01,
07/18 09Z,   0.40,   4.83,  99.90,   5.22,  -0.01,
07/18 10Z,   0.30,   4.54,  99.90,   4.83,  -0.01,  (min)
07/18 11Z,   0.30,   4.59,  99.90,   4.88,  -0.01,
07/18 12Z,   0.30,   4.89,  99.90,   5.18,  -0.01,
07/18 13Z,   0.30,   5.28,  99.90,   5.57,  -0.01,
07/18 14Z,   0.30,   5.58,  99.90,   5.87,  -0.01,
07/18 15Z,   0.30,   5.59,  99.90,   5.88,  -0.01,  (max)
07/18 16Z,   0.30,   5.16,  99.90,   5.45,  -0.01,
07/18 17Z,   0.30,   4.26,  99.90,   4.55,  -0.01,
07/18 18Z,   0.20,   3.03,  99.90,   3.22,  -0.01,
07/18 19Z,   0.20,   1.77,  99.90,   1.96,  -0.01,
07/18 20Z,   0.20,   0.82,  99.90,   1.01,  -0.01,
07/18 21Z,   0.20,   0.44,  99.90,   0.63,  -0.01,  (min)
07/18 22Z,   0.20,   0.73,  99.90,   0.92,  -0.01,
07/18 23Z,   0.20,   1.62,  99.90,   1.81,  -0.01,
07/19 00Z,   0.20,   2.96,  99.90,   3.14,  -0.01,
07/19 01Z,   0.20,   4.53,  99.90,   4.72,  -0.01,
07/19 02Z,   0.20,   6.10,  99.90,   6.29,  -0.01,
07/19 03Z,   0.30,   7.41,  99.90,   7.70,  -0.01,
07/19 04Z,   0.30,   8.20,  99.90,   8.49,  -0.01,
07/19 05Z,   0.30,   8.31,  99.90,   8.60,  -0.01,  (max)
07/19 06Z,   0.30,   7.77,  99.90,   8.06,  -0.01,
07/19 07Z,   0.30,   6.75,  99.90,   7.04,  -0.01,
07/19 08Z,   0.30,   5.56,  99.90,   5.85,  -0.01,
07/19 09Z,   0.20,   4.50,  99.90,   4.69,  -0.01,
07/19 10Z,   0.20,   3.77,  99.90,   3.96,  -0.01,
07/19 11Z,   0.20,   3.46,  99.90,   3.65,  -0.01,  (min)
07/19 12Z,   0.30,   3.53,  99.90,   3.81,  -0.01,
07/19 13Z,   0.20,   3.87,  99.90,   4.06,  -0.01,
07/19 14Z,   0.20,   4.34,  99.90,   4.53,  -0.01,
07/19 15Z,   0.20,   4.77,  99.90,   4.96,  -0.01,
07/19 16Z,   0.20,   4.96,  99.90,   5.15,  -0.01,  (max)
07/19 17Z,   0.20,   4.78,  99.90,   4.97,  -0.01,
07/19 18Z,   0.20,   4.21,  99.90,   4.40,  -0.01,
07/19 19Z,   0.20,   3.40,  99.90,   3.59,  -0.01,
07/19 20Z,   0.20,   2.58,  99.90,   2.77,  -0.01,
07/19 21Z,   0.20,   2.03,  99.90,   2.22,  -0.01,
07/19 22Z,   0.20,   1.93,  99.90,   2.12,  -0.01,  (min)
07/19 23Z,   0.20,   2.35,  99.90,   2.54,  -0.01,
07/20 00Z,   0.20,   3.22,  99.90,   3.41,  -0.01,
07/20 01Z,   0.20,   4.40,  99.90,   4.59,  -0.01,
07/20 02Z,   0.20,   5.71,  99.90,   5.90,  -0.01,
07/20 03Z,   0.20,   6.94,  99.90,   7.12,  -0.01,
07/20 04Z,   0.20,   7.83,  99.90,   8.02,  -0.01,
07/20 05Z,   0.30,   8.19,  99.90,   8.48,  -0.01,  (max)
07/20 06Z,   0.30,   7.92,  99.90,   8.20,  -0.01,
07/20 07Z,   0.30,   7.06,  99.90,   7.35,  -0.01,
07/20 08Z,   0.30,   5.84,  99.90,   6.13,  -0.01,
07/20 09Z,   0.30,   4.54,  99.90,   4.83,  -0.01,
07/20 10Z,   0.30,   3.44,  99.90,   3.73,  -0.01,
07/20 11Z,   0.30,   2.71,  99.90,   3.00,  -0.01,
07/20 12Z,   0.30,   2.41,  99.90,   2.70,  -0.01,  (min)
07/20 13Z,   0.30,   2.52,  99.90,   2.81,  -0.01,
07/20 14Z,   0.30,   2.94,  99.90,   3.23,  -0.01,
07/20 15Z,   0.30,   3.53,  99.90,   3.82,  -0.01,
07/20 16Z,   0.30,   4.11,  99.90,   4.40,  -0.01,
07/20 17Z,   0.30,   4.52,  99.90,   4.81,  -0.01,
07/20 18Z,   0.30,   4.64,  99.90,   4.93,  -0.01,
07/20 19Z,  99.90,   4.44,  99.90,  99.90,  -0.01,
07/20 20Z,  99.90,   4.04,  99.90,  99.90,  -0.01,
07/20 21Z,  99.90,   3.61,  99.90,  99.90,  -0.01,
07/20 22Z,  99.90,   3.37,  99.90,  99.90,  -0.01,
07/20 23Z,  99.90,   3.45,  99.90,  99.90,  -0.01,
07/21 00Z,  99.90,   3.89,  99.90,  99.90,  -0.01,