ETSS stn

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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
#Atka, AK : 04/12/2026 12:22:50 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 12Z,  -0.60,  -0.33,  -0.88,  99.90,   0.05,
04/10 13Z,  -0.60,  -0.32,  -0.89,  99.90,   0.03,  (max)
04/10 14Z,  -0.60,  -0.32,  -0.90,  99.90,   0.02,
04/10 15Z,  -0.60,  -0.29,  -0.96,  99.90,  -0.07,
04/10 16Z,  -0.60,  -0.24,  -1.01,  99.90,  -0.17,  (min)
04/10 17Z,  -0.60,  -0.22,  -0.92,  99.90,  -0.10,  (max)
04/10 18Z,  -0.60,  -0.24,  -0.94,  99.90,  -0.10,  (min)
04/10 19Z,  -0.60,  -0.36,  -0.93,  99.90,   0.03,  (max)
04/10 20Z,  -0.60,  -0.59,  -0.97,  99.90,   0.22,
04/10 21Z,  -0.60,  -0.94,  -1.16,  99.90,   0.38,
04/10 22Z,  -0.60,  -1.41,  -1.51,  99.90,   0.50,
04/10 23Z,  -0.60,  -2.00,  -2.08,  99.90,   0.52,
04/11 00Z,  -0.60,  -2.57,  -2.68,  99.90,   0.49,
04/11 01Z,  -0.60,  -3.04,  -3.35,  99.90,   0.29,
04/11 02Z,  -0.60,  -3.37,  -3.85,  99.90,   0.12,
04/11 03Z,  -0.60,  -3.48,  -4.12,  99.90,  -0.04,
04/11 04Z,  -0.60,  -3.35,  -4.14,  99.90,  -0.19,  (min)
04/11 05Z,  -0.60,  -3.04,  -4.08,  99.90,  -0.44,
04/11 06Z,  -0.70,  -2.59,  -3.77,  99.90,  -0.48,
04/11 07Z,  -0.60,  -2.08,  -3.30,  99.90,  -0.62,
04/11 08Z,  -0.60,  -1.57,  -2.70,  99.90,  -0.53,
04/11 09Z,  -0.60,  -1.12,  -2.07,  99.90,  -0.35,
04/11 10Z,  -0.60,  -0.78,  -1.52,  99.90,  -0.14,
04/11 11Z,  -0.60,  -0.60,  -1.18,  99.90,   0.02,
04/11 12Z,  -0.70,  -0.52,  -1.03,  99.90,   0.19,
04/11 13Z,  -0.70,  -0.49,  -0.96,  99.90,   0.23,
04/11 14Z,  -0.70,  -0.49,  -0.94,  99.90,   0.25,  (max)
04/11 15Z,  -0.70,  -0.48,  -1.03,  99.90,   0.15,
04/11 16Z,  -0.70,  -0.42,  -1.07,  99.90,   0.05,  (min)
04/11 17Z,  -0.70,  -0.34,  -1.01,  99.90,   0.03,
04/11 18Z,  -0.80,  -0.30,  -0.97,  99.90,   0.13,
04/11 19Z,  -0.80,  -0.31,  -0.87,  99.90,   0.24,  (max)
04/11 20Z,  -0.80,  -0.44,  -0.88,  99.90,   0.36,
04/11 21Z,  -0.80,  -0.69,  -1.06,  99.90,   0.43,
04/11 22Z,  -0.80,  -1.07,  -1.34,  99.90,   0.53,
04/11 23Z,  -0.80,  -1.56,  -1.77,  99.90,   0.59,
04/12 00Z,  -0.80,  -2.11,  -2.29,  99.90,   0.62,
04/12 01Z,  -0.80,  -2.61,  -2.86,  99.90,   0.55,
04/12 02Z,  -0.80,  -3.01,  -3.46,  99.90,   0.35,
04/12 03Z,  -0.90,  -3.24,  -3.83,  99.90,   0.31,
04/12 04Z,  -0.90,  -3.26,  -4.06,  99.90,   0.10,  (min)
04/12 05Z,  -0.90,  -3.05,  -4.05,  99.90,  -0.10,
04/12 06Z,  -0.90,  -2.70,  -3.93,  99.90,  -0.33,
04/12 07Z,  -0.90,  -2.25,  -3.44,  99.90,  -0.29,
04/12 08Z,  -0.90,  -1.77,  -2.95,  99.90,  -0.28,
04/12 09Z,  -0.90,  -1.35,  -2.41,  99.90,  -0.16,
04/12 10Z,  -0.90,  -1.02,  -1.89,  99.90,   0.03,
04/12 11Z,  -0.90,  -0.80,  -1.47,  99.90,   0.23,
04/12 12Z,  -0.90,  -0.71,  -1.39,  99.90,   0.22,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 13Z,  -0.90,  -0.70,  99.90,  -1.39,   0.20,
04/12 14Z,  -0.90,  -0.71,  99.90,  -1.42,   0.18,
04/12 15Z,  -0.90,  -0.73,  99.90,  -1.47,   0.16,
04/12 16Z,  -0.90,  -0.71,  99.90,  -1.47,   0.15,  (min)
04/12 17Z,  -0.90,  -0.63,  99.90,  -1.40,   0.13,
04/12 18Z,  -0.90,  -0.53,  99.90,  -1.32,   0.11,
04/12 19Z,  -0.90,  -0.47,  99.90,  -1.28,   0.09,  (max)
04/12 20Z,  -0.90,  -0.47,  99.90,  -1.30,   0.07,
04/12 21Z,  -0.90,  -0.60,  99.90,  -1.44,   0.05,
04/12 22Z,  -0.90,  -0.86,  99.90,  -1.72,   0.04,
04/12 23Z,  -0.90,  -1.22,  99.90,  -2.10,   0.02,
04/13 00Z,  -0.90,  -1.66,  99.90,  -2.57,  -0.00,
04/13 01Z,  -0.80,  -2.13,  99.90,  -2.94,  -0.00,
04/13 02Z,  -0.80,  -2.54,  99.90,  -3.34,  -0.00,
04/13 03Z,  -0.70,  -2.84,  99.90,  -3.54,  -0.00,
04/13 04Z,  -0.70,  -2.97,  99.90,  -3.68,  -0.00,  (min)
04/13 05Z,  -0.60,  -2.89,  99.90,  -3.49,  -0.00,
04/13 06Z,  -0.60,  -2.63,  99.90,  -3.23,  -0.00,
04/13 07Z,  -0.60,  -2.26,  99.90,  -2.86,  -0.00,
04/13 08Z,  -0.60,  -1.84,  99.90,  -2.44,  -0.00,
04/13 09Z,  -0.60,  -1.44,  99.90,  -2.04,  -0.00,
04/13 10Z,  -0.60,  -1.15,  99.90,  -1.75,  -0.00,
04/13 11Z,  -0.60,  -0.95,  99.90,  -1.55,  -0.00,
04/13 12Z,  -0.60,  -0.86,  99.90,  -1.46,  -0.00,
04/13 13Z,  -0.50,  -0.87,  99.90,  -1.37,  -0.00,  (max)
04/13 14Z,  -0.50,  -0.94,  99.90,  -1.44,  -0.00,  (min)
04/13 15Z,  -0.40,  -1.02,  99.90,  -1.42,  -0.00,  (max)
04/13 16Z,  -0.40,  -1.08,  99.90,  -1.48,  -0.00,  (min)
04/13 17Z,  -0.40,  -1.05,  99.90,  -1.46,  -0.00,
04/13 18Z,  -0.40,  -0.95,  99.90,  -1.36,  -0.00,
04/13 19Z,  -0.40,  -0.84,  99.90,  -1.24,  -0.00,
04/13 20Z,  -0.40,  -0.74,  99.90,  -1.14,  -0.00,
04/13 21Z,  -0.40,  -0.72,  99.90,  -1.12,  -0.00,  (max)
04/13 22Z,  -0.40,  -0.82,  99.90,  -1.23,  -0.00,
04/13 23Z,  -0.40,  -1.04,  99.90,  -1.44,  -0.00,
04/14 00Z,  -0.40,  -1.33,  99.90,  -1.73,  -0.00,
04/14 01Z,  -0.40,  -1.67,  99.90,  -2.07,  -0.00,
04/14 02Z,  -0.40,  -2.03,  99.90,  -2.44,  -0.00,
04/14 03Z,  -0.40,  -2.33,  99.90,  -2.74,  -0.00,
04/14 04Z,  -0.40,  -2.52,  99.90,  -2.92,  -0.00,
04/14 05Z,  -0.40,  -2.55,  99.90,  -2.95,  -0.00,  (min)
04/14 06Z,  -0.40,  -2.39,  99.90,  -2.79,  -0.00,
04/14 07Z,  -0.40,  -2.10,  99.90,  -2.50,  -0.00,
04/14 08Z,  -0.40,  -1.75,  99.90,  -2.15,  -0.00,
04/14 09Z,  -0.40,  -1.39,  99.90,  -1.80,  -0.00,
04/14 10Z,  -0.40,  -1.13,  99.90,  -1.53,  -0.00,
04/14 11Z,  -0.40,  -0.99,  99.90,  -1.39,  -0.00,
04/14 12Z,  -0.40,  -0.93,  99.90,  -1.33,  -0.00,  (max)
04/14 13Z,  -0.40,  -0.97,  99.90,  -1.37,  -0.00,
04/14 14Z,  -0.30,  -1.11,  99.90,  -1.41,  -0.00,
04/14 15Z,  -0.30,  -1.29,  99.90,  -1.59,  -0.00,
04/14 16Z,  -0.30,  -1.44,  99.90,  -1.75,  -0.00,
04/14 17Z,  -0.30,  -1.53,  99.90,  -1.84,  -0.00,
04/14 18Z,  -0.40,  -1.52,  99.90,  -1.92,  -0.00,  (min)
04/14 19Z,  -0.40,  -1.40,  99.90,  -1.80,  -0.00,
04/14 20Z,  -0.40,  -1.24,  99.90,  -1.64,  -0.00,
04/14 21Z,  -0.40,  -1.10,  99.90,  -1.50,  -0.00,
04/14 22Z,  -0.40,  -1.03,  99.90,  -1.43,  -0.00,  (max)
04/14 23Z,  -0.40,  -1.07,  99.90,  -1.47,  -0.00,
04/15 00Z,  -0.40,  -1.18,  99.90,  -1.58,  -0.00,
04/15 01Z,  -0.40,  -1.33,  99.90,  -1.73,  -0.00,
04/15 02Z,  -0.30,  -1.56,  99.90,  -1.86,  -0.00,
04/15 03Z,  -0.30,  -1.80,  99.90,  -2.10,  -0.00,
04/15 04Z,  -0.30,  -1.97,  99.90,  -2.28,  -0.00,
04/15 05Z,  -0.30,  -2.05,  99.90,  -2.35,  -0.00,  (min)
04/15 06Z,  -0.30,  -1.99,  99.90,  -2.29,  -0.00,
04/15 07Z,  -0.30,  -1.79,  99.90,  -2.09,  -0.00,
04/15 08Z,  -0.20,  -1.50,  99.90,  -1.70,  -0.00,
04/15 09Z,  -0.20,  -1.21,  99.90,  -1.41,  -0.00,
04/15 10Z,  -0.20,  -0.97,  99.90,  -1.18,  -0.00,
04/15 11Z,  -0.20,  -0.86,  99.90,  -1.06,  -0.00,
04/15 12Z,  -0.20,  -0.86,  99.90,  -1.06,  -0.00,  (max)
04/15 13Z,  -0.20,  -0.95,  99.90,  -1.15,  -0.00,
04/15 14Z,  -0.20,  -1.15,  99.90,  -1.35,  -0.00,
04/15 15Z,  -0.20,  -1.45,  99.90,  -1.65,  -0.00,
04/15 16Z,  -0.20,  -1.74,  99.90,  -1.94,  -0.00,
04/15 17Z,  -0.20,  -1.97,  99.90,  -2.17,  -0.00,
04/15 18Z,  -0.30,  -2.10,  99.90,  -2.40,  -0.00,  (min)
04/15 19Z,  -0.30,  -2.08,  99.90,  -2.38,  -0.00,
04/15 20Z,  -0.30,  -1.93,  99.90,  -2.23,  -0.00,
04/15 21Z,  -0.30,  -1.72,  99.90,  -2.03,  -0.00,
04/15 22Z,  -0.30,  -1.52,  99.90,  -1.82,  -0.00,
04/15 23Z,  -0.30,  -1.36,  99.90,  -1.66,  -0.00,
04/16 00Z,  -0.30,  -1.26,  99.90,  -1.56,  -0.00,