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
#Seldovia, AK : 04/12/2026 22:22:46 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 06Z,  -0.50,  -6.38,  -7.12,  99.90,  -0.24,
04/11 07Z,  -0.40,  -6.03,  -6.79,  99.90,  -0.36,  (max)
04/11 08Z,  -0.40,  -6.33,  -6.99,  99.90,  -0.26,
04/11 09Z,  -0.40,  -7.12,  -7.67,  99.90,  -0.15,
04/11 10Z,  -0.40,  -8.16,  -8.70,  99.90,  -0.14,
04/11 11Z,  -0.40,  -9.15,  -9.66,  99.90,  -0.11,
04/11 12Z,  -0.40,  -9.67, -10.35,  99.90,  -0.28,  (min)
04/11 13Z,  -0.40,  -9.50, -10.31,  99.90,  -0.41,
04/11 14Z,  -0.40,  -8.84,  -9.66,  99.90,  -0.42,
04/11 15Z,  -0.40,  -7.91,  -8.75,  99.90,  -0.44,
04/11 16Z,  -0.40,  -6.81,  -7.67,  99.90,  -0.46,
04/11 17Z,  -0.30,  -5.87,  -6.66,  99.90,  -0.49,
04/11 18Z,  -0.40,  -5.50,  -6.33,  99.90,  -0.43,  (max)
04/11 19Z,  -0.40,  -5.87,  -6.74,  99.90,  -0.47,
04/11 20Z,  -0.30,  -6.93,  -7.83,  99.90,  -0.60,
04/11 21Z,  -0.20,  -8.45,  -9.41,  99.90,  -0.76,
04/11 22Z,  -0.20, -10.22, -11.08,  99.90,  -0.66,
04/11 23Z,  -0.10, -12.00, -12.84,  99.90,  -0.74,
04/12 00Z,  -0.20, -13.39, -14.20,  99.90,  -0.61,
04/12 01Z,  -0.20, -13.98, -14.62,  99.90,  -0.44,  (min)
04/12 02Z,  -0.20, -13.71, -14.22,  99.90,  -0.31,
04/12 03Z,  -0.20, -12.69, -13.01,  99.90,  -0.12,
04/12 04Z,  -0.20, -10.98, -11.19,  99.90,  -0.01,
04/12 05Z,  -0.10,  -8.82,  -9.13,  99.90,  -0.21,
04/12 06Z,  -0.30,  -6.76,  -7.28,  99.90,  -0.22,
04/12 07Z,  -0.20,  -5.35,  -5.94,  99.90,  -0.39,
04/12 08Z,  -0.20,  -4.85,  -5.41,  99.90,  -0.36,  (max)
04/12 09Z,   0.00,  -5.30,  -5.69,  99.90,  -0.39,
04/12 10Z,   0.00,  -6.51,  -6.81,  99.90,  -0.30,
04/12 11Z,   0.00,  -8.20,  -8.40,  99.90,  -0.20,
04/12 12Z,  -0.10,  -9.90,  -9.97,  99.90,   0.03,
04/12 13Z,  -0.10, -10.97, -11.09,  99.90,  -0.02,
04/12 14Z,   0.00, -11.11, -11.33,  99.90,  -0.22,  (min)
04/12 15Z,   0.00, -10.42, -10.62,  99.90,  -0.20,
04/12 16Z,   0.00,  -9.08,  -9.32,  99.90,  -0.24,
04/12 17Z,   0.00,  -7.32,  -7.76,  99.90,  -0.44,
04/12 18Z,   0.00,  -5.69,  -6.32,  99.90,  -0.63,
04/12 19Z,   0.00,  -4.74,  -5.32,  99.90,  -0.58,  (max)
04/12 20Z,  -0.10,  -4.79,  -5.39,  99.90,  -0.50,
04/12 21Z,  -0.20,  -5.84,  -6.54,  99.90,  -0.50,
04/12 22Z,  -0.30,  -7.68,  -8.33,  99.90,  -0.35,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 23Z,  -0.40, -10.02,  99.90, -10.77,  -0.35,
04/13 00Z,  -0.40, -12.44,  99.90, -13.20,  -0.36,
04/13 01Z,  -0.40, -14.32,  99.90, -15.08,  -0.36,
04/13 02Z,  -0.40, -15.09,  99.90, -15.85,  -0.36,  (min)
04/13 03Z,  -0.30, -14.63,  99.90, -15.30,  -0.37,
04/13 04Z,  -0.10, -13.07,  99.90, -13.54,  -0.37,
04/13 05Z,   0.00, -10.60,  99.90, -10.97,  -0.37,
04/13 06Z,   0.00,  -7.72,  99.90,  -8.09,  -0.38,
04/13 07Z,   0.00,  -5.19,  99.90,  -5.58,  -0.38,
04/13 08Z,   0.00,  -3.67,  99.90,  -4.05,  -0.38,
04/13 09Z,   0.00,  -3.45,  99.90,  -3.84,  -0.39,  (max)
04/13 10Z,   0.00,  -4.52,  99.90,  -4.91,  -0.39,
04/13 11Z,   0.00,  -6.59,  99.90,  -6.98,  -0.39,
04/13 12Z,   0.00,  -9.21,  99.90,  -9.60,  -0.39,
04/13 13Z,   0.00, -11.64,  99.90, -12.03,  -0.39,
04/13 14Z,  -0.10, -13.08,  99.90, -13.57,  -0.39,
04/13 15Z,  -0.20, -13.14,  99.90, -13.73,  -0.39,  (min)
04/13 16Z,  -0.20, -11.93,  99.90, -12.52,  -0.39,
04/13 17Z,  -0.10,  -9.76,  99.90, -10.25,  -0.39,
04/13 18Z,   0.00,  -7.09,  99.90,  -7.48,  -0.39,
04/13 19Z,   0.00,  -4.73,  99.90,  -5.12,  -0.39,
04/13 20Z,   0.00,  -3.38,  99.90,  -3.77,  -0.39,
04/13 21Z,   0.20,  -3.42,  99.90,  -3.61,  -0.39,  (max)
04/13 22Z,   0.30,  -4.84,  99.90,  -4.93,  -0.39,
04/13 23Z,   0.30,  -7.34,  99.90,  -7.43,  -0.39,
04/14 00Z,   0.30, -10.47,  99.90, -10.56,  -0.39,
04/14 01Z,   0.20, -13.54,  99.90, -13.74,  -0.39,
04/14 02Z,   0.00, -15.69,  99.90, -16.08,  -0.39,
04/14 03Z,  -0.10, -16.24,  99.90, -16.73,  -0.39,  (min)
04/14 04Z,  -0.20, -15.13,  99.90, -15.73,  -0.39,
04/14 05Z,  -0.10, -12.65,  99.90, -13.15,  -0.39,
04/14 06Z,  -0.10,  -9.25,  99.90,  -9.74,  -0.39,
04/14 07Z,   0.00,  -5.72,  99.90,  -6.11,  -0.39,
04/14 08Z,   0.00,  -3.01,  99.90,  -3.40,  -0.39,
04/14 09Z,   0.00,  -1.78,  99.90,  -2.17,  -0.39,  (max)
04/14 10Z,   0.00,  -2.29,  99.90,  -2.68,  -0.39,
04/14 11Z,   0.00,  -4.38,  99.90,  -4.77,  -0.39,
04/14 12Z,   0.00,  -7.59,  99.90,  -7.98,  -0.39,
04/14 13Z,  -0.10, -11.18,  99.90, -11.68,  -0.39,
04/14 14Z,  -0.20, -14.18,  99.90, -14.77,  -0.39,
04/14 15Z,  -0.20, -15.60,  99.90, -16.19,  -0.39,  (min)
04/14 16Z,  -0.30, -15.11,  99.90, -15.80,  -0.39,
04/14 17Z,  -0.30, -12.98,  99.90, -13.67,  -0.39,
04/14 18Z,  -0.20,  -9.72,  99.90, -10.31,  -0.39,
04/14 19Z,  -0.20,  -6.12,  99.90,  -6.71,  -0.39,
04/14 20Z,  -0.20,  -3.20,  99.90,  -3.79,  -0.39,
04/14 21Z,  -0.20,  -1.76,  99.90,  -2.35,  -0.39,  (max)
04/14 22Z,  -0.10,  -2.13,  99.90,  -2.62,  -0.39,
04/14 23Z,  -0.10,  -4.24,  99.90,  -4.73,  -0.39,
04/15 00Z,  -0.20,  -7.60,  99.90,  -8.19,  -0.39,
04/15 01Z,  -0.20, -11.53,  99.90, -12.12,  -0.39,
04/15 02Z,  -0.30, -15.05,  99.90, -15.74,  -0.39,
04/15 03Z,  -0.40, -17.08,  99.90, -17.87,  -0.39,  (min)
04/15 04Z,  -0.40, -16.97,  99.90, -17.76,  -0.39,
04/15 05Z,  -0.30, -14.86,  99.90, -15.55,  -0.39,
04/15 06Z,  -0.30, -11.29,  99.90, -11.98,  -0.39,
04/15 07Z,  -0.10,  -7.03,  99.90,  -7.53,  -0.39,
04/15 08Z,   0.00,  -3.15,  99.90,  -3.54,  -0.39,
04/15 09Z,   0.00,  -0.66,  99.90,  -1.05,  -0.39,
04/15 10Z,   0.10,  -0.17,  99.90,  -0.46,  -0.39,  (max)
04/15 11Z,   0.10,  -1.78,  99.90,  -2.07,  -0.39,
04/15 12Z,   0.00,  -5.13,  99.90,  -5.53,  -0.39,
04/15 13Z,   0.00,  -9.51,  99.90,  -9.90,  -0.39,
04/15 14Z,  -0.10, -13.91,  99.90, -14.40,  -0.39,
04/15 15Z,  -0.20, -17.08,  99.90, -17.67,  -0.39,
04/15 16Z,  -0.30, -18.03,  99.90, -18.72,  -0.39,  (min)
04/15 17Z,  -0.30, -16.59,  99.90, -17.28,  -0.39,
04/15 18Z,  -0.20, -13.29,  99.90, -13.88,  -0.39,
04/15 19Z,  -0.10,  -8.95,  99.90,  -9.44,  -0.39,
04/15 20Z,   0.00,  -4.61,  99.90,  -5.01,  -0.39,
04/15 21Z,   0.00,  -1.45,  99.90,  -1.84,  -0.39,
04/15 22Z,   0.10,  -0.25,  99.90,  -0.54,  -0.39,  (max)
04/15 23Z,   0.10,  -1.25,  99.90,  -1.54,  -0.39,
04/16 00Z,   0.10,  -4.21,  99.90,  -4.51,  -0.39,
04/16 01Z,   0.00,  -8.45,  99.90,  -8.84,  -0.39,
04/16 02Z,   0.00, -12.98,  99.90, -13.37,  -0.39,
04/16 03Z,  -0.10, -16.58,  99.90, -17.07,  -0.39,
04/16 04Z,  -0.20, -18.05,  99.90, -18.64,  -0.39,  (min)
04/16 05Z,  -0.20, -16.93,  99.90, -17.52,  -0.39,
04/16 06Z,  -0.10, -13.66,  99.90, -14.15,  -0.39,
04/16 07Z,   0.00,  -9.10,  99.90,  -9.49,  -0.39,
04/16 08Z,   0.10,  -4.30,  99.90,  -4.59,  -0.39,
04/16 09Z,   0.20,  -0.48,  99.90,  -0.67,  -0.39,
04/16 10Z,   0.20,   1.36,  99.90,   1.17,  -0.39,  (max)
04/16 11Z,   0.20,   0.77,  99.90,   0.58,  -0.39,
04/16 12Z,   0.10,  -2.14,  99.90,  -2.44,  -0.39,
04/16 13Z,  99.90,  -6.77,  99.90,  99.90,  -0.39,
04/16 14Z,  99.90, -12.13,  99.90,  99.90,  -0.39,
04/16 15Z,  99.90, -16.94,  99.90,  99.90,  -0.39,
04/16 16Z,  99.90, -19.81,  99.90,  99.90,  -0.39,
04/16 17Z,  99.90, -19.87,  99.90,  99.90,  -0.39,
04/16 18Z,  99.90, -17.26,  99.90,  99.90,  -0.39,