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
#Nantucket Island, MA : 07/11/2025 13:25:10 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/09 18Z,   0.40,  -1.48,  -0.89,  99.90,   0.19,  (max)
07/09 19Z,   0.40,  -1.89,  -1.33,  99.90,   0.16,
07/09 20Z,   0.40,  -2.37,  -1.74,  99.90,   0.23,
07/09 21Z,   0.40,  -2.70,  -2.09,  99.90,   0.21,
07/09 22Z,   0.40,  -2.70,  -2.14,  99.90,   0.16,  (min)
07/09 23Z,   0.40,  -2.34,  -1.82,  99.90,   0.12,
07/10 00Z,   0.40,  -1.81,  -1.29,  99.90,   0.12,
07/10 01Z,   0.40,  -1.24,  -0.75,  99.90,   0.09,
07/10 02Z,   0.40,  -0.70,  -0.16,  99.90,   0.14,
07/10 03Z,   0.40,  -0.23,   0.36,  99.90,   0.19,
07/10 04Z,   0.40,  -0.01,   0.62,  99.90,   0.23,  (max)
07/10 05Z,   0.40,  -0.13,   0.51,  99.90,   0.24,
07/10 06Z,   0.40,  -0.58,   0.06,  99.90,   0.24,
07/10 07Z,   0.40,  -1.25,  -0.60,  99.90,   0.25,
07/10 08Z,   0.40,  -2.06,  -1.33,  99.90,   0.33,
07/10 09Z,   0.40,  -2.81,  -2.15,  99.90,   0.26,
07/10 10Z,   0.40,  -3.26,  -2.72,  99.90,   0.14,
07/10 11Z,   0.40,  -3.30,  -3.01,  99.90,  -0.11,  (min)
07/10 12Z,   0.40,  -3.02,  -2.55,  99.90,   0.07,
07/10 13Z,   0.40,  -2.61,  -2.06,  99.90,   0.15,
07/10 14Z,   0.40,  -2.15,  -1.54,  99.90,   0.21,
07/10 15Z,   0.40,  -1.66,  -1.13,  99.90,   0.13,
07/10 16Z,   0.40,  -1.25,  -0.66,  99.90,   0.19,
07/10 17Z,   0.40,  -1.10,  -0.55,  99.90,   0.15,
07/10 18Z,   0.40,  -1.23,  -0.55,  99.90,   0.28,  (max)
07/10 19Z,   0.40,  -1.59,  -0.89,  99.90,   0.30,
07/10 20Z,   0.40,  -2.07,  -1.33,  99.90,   0.34,
07/10 21Z,   0.40,  -2.55,  -1.85,  99.90,   0.30,
07/10 22Z,   0.40,  -2.81,  -2.25,  99.90,   0.16,  (min)
07/10 23Z,   0.40,  -2.69,  -2.23,  99.90,   0.06,
07/11 00Z,   0.40,  -2.22,  -1.78,  99.90,   0.04,
07/11 01Z,   0.40,  -1.63,  -1.18,  99.90,   0.05,
07/11 02Z,   0.40,  -1.04,  -0.54,  99.90,   0.10,
07/11 03Z,   0.40,  -0.50,   0.01,  99.90,   0.11,
07/11 04Z,   0.40,  -0.08,   0.46,  99.90,   0.14,
07/11 05Z,   0.40,   0.06,   0.57,  99.90,   0.11,  (max)
07/11 06Z,   0.30,  -0.18,   0.38,  99.90,   0.26,
07/11 07Z,   0.30,  -0.74,  -0.10,  99.90,   0.34,
07/11 08Z,   0.30,  -1.51,  -0.83,  99.90,   0.38,
07/11 09Z,   0.40,  -2.35,  -1.64,  99.90,   0.31,
07/11 10Z,   0.40,  -3.06,  -2.46,  99.90,   0.20,
07/11 11Z,   0.40,  -3.39,  -2.93,  99.90,   0.06,  (min)
07/11 12Z,   0.40,  -3.28,  -2.78,  99.90,   0.10,
07/11 13Z,   0.30,  -2.90,  -2.39,  99.90,   0.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 14Z,   0.30,  -2.44,  99.90,  -1.93,   0.21,
07/11 15Z,   0.30,  -1.95,  99.90,  -1.44,   0.21,
07/11 16Z,   0.40,  -1.45,  99.90,  -0.85,   0.20,
07/11 17Z,   0.40,  -1.10,  99.90,  -0.49,   0.20,
07/11 18Z,   0.40,  -1.03,  99.90,  -0.43,   0.20,  (max)
07/11 19Z,   0.30,  -1.27,  99.90,  -0.77,   0.20,
07/11 20Z,   0.30,  -1.72,  99.90,  -1.22,   0.19,
07/11 21Z,   0.30,  -2.26,  99.90,  -1.77,   0.19,
07/11 22Z,   0.30,  -2.73,  99.90,  -2.24,   0.19,
07/11 23Z,   0.30,  -2.91,  99.90,  -2.42,   0.19,  (min)
07/12 00Z,   0.40,  -2.65,  99.90,  -2.07,   0.18,
07/12 01Z,   0.40,  -2.09,  99.90,  -1.51,   0.18,
07/12 02Z,   0.30,  -1.45,  99.90,  -0.97,   0.18,
07/12 03Z,   0.30,  -0.86,  99.90,  -0.38,   0.18,
07/12 04Z,   0.30,  -0.34,  99.90,   0.15,   0.18,
07/12 05Z,   0.30,   0.03,  99.90,   0.51,   0.18,
07/12 06Z,   0.30,   0.07,  99.90,   0.56,   0.18,  (max)
07/12 07Z,   0.30,  -0.28,  99.90,   0.20,   0.18,
07/12 08Z,   0.40,  -0.95,  99.90,  -0.37,   0.18,
07/12 09Z,   0.40,  -1.80,  99.90,  -1.22,   0.18,
07/12 10Z,   0.40,  -2.65,  99.90,  -2.07,   0.18,
07/12 11Z,   0.30,  -3.28,  99.90,  -2.79,   0.18,
07/12 12Z,   0.30,  -3.46,  99.90,  -2.98,   0.18,  (min)
07/12 13Z,   0.30,  -3.21,  99.90,  -2.73,   0.18,
07/12 14Z,   0.30,  -2.74,  99.90,  -2.25,   0.18,
07/12 15Z,   0.40,  -2.22,  99.90,  -1.64,   0.18,
07/12 16Z,   0.40,  -1.71,  99.90,  -1.12,   0.18,
07/12 17Z,   0.40,  -1.22,  99.90,  -0.64,   0.18,
07/12 18Z,   0.40,  -0.93,  99.90,  -0.35,   0.18,  (max)
07/12 19Z,   0.40,  -0.96,  99.90,  -0.38,   0.18,
07/12 20Z,   0.40,  -1.31,  99.90,  -0.73,   0.18,
07/12 21Z,   0.40,  -1.86,  99.90,  -1.28,   0.18,
07/12 22Z,   0.40,  -2.46,  99.90,  -1.88,   0.18,
07/12 23Z,   0.40,  -2.90,  99.90,  -2.32,   0.18,
07/13 00Z,   0.40,  -2.97,  99.90,  -2.39,   0.18,  (min)
07/13 01Z,   0.40,  -2.60,  99.90,  -2.02,   0.18,
07/13 02Z,   0.30,  -1.97,  99.90,  -1.48,   0.18,
07/13 03Z,   0.30,  -1.30,  99.90,  -0.82,   0.18,
07/13 04Z,   0.30,  -0.71,  99.90,  -0.23,   0.18,
07/13 05Z,   0.30,  -0.22,  99.90,   0.27,   0.18,
07/13 06Z,   0.30,   0.09,  99.90,   0.57,   0.18,  (max)
07/13 07Z,   0.30,   0.03,  99.90,   0.51,   0.18,
07/13 08Z,   0.30,  -0.44,  99.90,   0.04,   0.18,
07/13 09Z,   0.30,  -1.21,  99.90,  -0.73,   0.18,
07/13 10Z,   0.30,  -2.11,  99.90,  -1.62,   0.18,
07/13 11Z,   0.30,  -2.93,  99.90,  -2.45,   0.18,
07/13 12Z,   0.30,  -3.44,  99.90,  -2.96,   0.18,
07/13 13Z,   0.30,  -3.46,  99.90,  -2.98,   0.18,  (min)
07/13 14Z,   0.30,  -3.08,  99.90,  -2.59,   0.18,
07/13 15Z,   0.30,  -2.52,  99.90,  -2.04,   0.18,
07/13 16Z,   0.20,  -1.96,  99.90,  -1.58,   0.18,
07/13 17Z,   0.20,  -1.43,  99.90,  -1.05,   0.18,
07/13 18Z,   0.20,  -0.97,  99.90,  -0.59,   0.18,
07/13 19Z,   0.20,  -0.75,  99.90,  -0.37,   0.18,  (max)
07/13 20Z,   0.20,  -0.90,  99.90,  -0.52,   0.18,
07/13 21Z,   0.20,  -1.37,  99.90,  -0.99,   0.18,
07/13 22Z,   0.20,  -2.01,  99.90,  -1.62,   0.18,
07/13 23Z,   0.20,  -2.64,  99.90,  -2.26,   0.18,
07/14 00Z,   0.20,  -3.05,  99.90,  -2.66,   0.18,  (min)
07/14 01Z,   0.20,  -3.02,  99.90,  -2.64,   0.18,
07/14 02Z,   0.20,  -2.56,  99.90,  -2.18,   0.18,
07/14 03Z,   0.20,  -1.87,  99.90,  -1.49,   0.18,
07/14 04Z,   0.20,  -1.21,  99.90,  -0.82,   0.18,
07/14 05Z,   0.20,  -0.63,  99.90,  -0.25,   0.18,
07/14 06Z,   0.20,  -0.17,  99.90,   0.22,   0.18,
07/14 07Z,   0.20,   0.07,  99.90,   0.45,   0.18,  (max)
07/14 08Z,   0.20,  -0.09,  99.90,   0.29,   0.18,
07/14 09Z,   0.20,  -0.66,  99.90,  -0.28,   0.18,
07/14 10Z,   0.20,  -1.49,  99.90,  -1.11,   0.18,
07/14 11Z,   0.20,  -2.40,  99.90,  -2.01,   0.18,
07/14 12Z,   0.20,  -3.16,  99.90,  -2.78,   0.18,
07/14 13Z,   0.20,  -3.53,  99.90,  -3.15,   0.18,  (min)
07/14 14Z,   0.20,  -3.40,  99.90,  -3.01,   0.18,
07/14 15Z,   0.20,  -2.89,  99.90,  -2.51,   0.18,
07/14 16Z,   0.20,  -2.26,  99.90,  -1.88,   0.18,
07/14 17Z,   0.20,  -1.67,  99.90,  -1.29,   0.18,
07/14 18Z,   0.20,  -1.13,  99.90,  -0.74,   0.18,
07/14 19Z,   0.20,  -0.70,  99.90,  -0.32,   0.18,
07/14 20Z,   0.20,  -0.58,  99.90,  -0.19,   0.18,  (max)
07/14 21Z,   0.20,  -0.84,  99.90,  -0.46,   0.18,
07/14 22Z,   0.20,  -1.42,  99.90,  -1.04,   0.18,
07/14 23Z,   0.20,  -2.13,  99.90,  -1.75,   0.18,
07/15 00Z,   0.20,  -2.79,  99.90,  -2.41,   0.18,
07/15 01Z,   0.20,  -3.16,  99.90,  -2.78,   0.18,  (min)
07/15 02Z,   0.20,  -3.07,  99.90,  -2.68,   0.18,
07/15 03Z,   0.20,  -2.54,  99.90,  -2.16,   0.18,
07/15 04Z,   0.20,  -1.84,  99.90,  -1.46,   0.18,
07/15 05Z,   0.20,  -1.19,  99.90,  -0.80,   0.18,
07/15 06Z,   0.20,  -0.63,  99.90,  -0.24,   0.18,