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
#Seattle, WA : 03/11/2026 13:24:15 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/09 18Z,   0.50,  -4.93,  -4.94,  99.90,  -0.51,
03/09 19Z,   0.40,  -6.78,  -6.85,  99.90,  -0.47,
03/09 20Z,   0.40,  -8.87,  -9.06,  99.90,  -0.59,
03/09 21Z,   0.40, -10.81, -11.03,  99.90,  -0.62,
03/09 22Z,   0.40, -12.16, -12.21,  99.90,  -0.45,
03/09 23Z,   0.40, -12.54, -12.40,  99.90,  -0.26,  (min)
03/10 00Z,   0.30, -11.89, -11.72,  99.90,  -0.13,
03/10 01Z,   0.30, -10.46, -10.41,  99.90,  -0.25,
03/10 02Z,   0.30,  -8.66,  -8.61,  99.90,  -0.25,
03/10 03Z,   0.40,  -6.81,  -6.67,  99.90,  -0.26,
03/10 04Z,   0.40,  -5.26,  -5.12,  99.90,  -0.26,
03/10 05Z,   0.40,  -4.27,  -4.11,  99.90,  -0.24,
03/10 06Z,   0.40,  -3.92,  -3.73,  99.90,  -0.21,  (max)
03/10 07Z,   0.40,  -4.04,  -3.81,  99.90,  -0.17,
03/10 08Z,   0.30,  -4.44,  -4.17,  99.90,  -0.03,
03/10 09Z,   0.30,  -4.98,  -4.77,  99.90,  -0.09,
03/10 10Z,   0.30,  -5.47,  -5.38,  99.90,  -0.21,
03/10 11Z,   0.30,  -5.71,  -5.75,  99.90,  -0.34,  (min)
03/10 12Z,   0.30,  -5.57,  -5.62,  99.90,  -0.35,
03/10 13Z,   0.30,  -5.15,  -5.27,  99.90,  -0.42,
03/10 14Z,   0.30,  -4.61,  -4.67,  99.90,  -0.36,
03/10 15Z,   0.30,  -4.09,  -4.21,  99.90,  -0.42,
03/10 16Z,   0.30,  -3.74,  -3.91,  99.90,  -0.47,  (max)
03/10 17Z,   0.30,  -3.81,  -4.06,  99.90,  -0.55,
03/10 18Z,   0.40,  -4.51,  -4.87,  99.90,  -0.76,
03/10 19Z,   0.40,  -5.82,  -6.20,  99.90,  -0.78,
03/10 20Z,   0.30,  -7.53,  -7.94,  99.90,  -0.71,
03/10 21Z,   0.30,  -9.38,  -9.84,  99.90,  -0.76,
03/10 22Z,   0.30, -11.05, -11.32,  99.90,  -0.57,
03/10 23Z,   0.30, -12.12, -12.18,  99.90,  -0.36,
03/11 00Z,   0.20, -12.30, -12.26,  99.90,  -0.16,  (min)
03/11 01Z,   0.20, -11.59, -11.57,  99.90,  -0.18,
03/11 02Z,   0.20, -10.25, -10.39,  99.90,  -0.34,
03/11 03Z,   0.20,  -8.60,  -8.75,  99.90,  -0.35,
03/11 04Z,   0.30,  -6.91,  -7.01,  99.90,  -0.40,
03/11 05Z,   0.30,  -5.47,  -5.54,  99.90,  -0.37,
03/11 06Z,   0.10,  -4.50,  -4.54,  99.90,  -0.14,
03/11 07Z,   0.10,  -4.04,  -4.06,  99.90,  -0.12,
03/11 08Z,   0.10,  -3.96,  -3.90,  99.90,  -0.04,  (max)
03/11 09Z,   0.10,  -4.10,  -4.03,  99.90,  -0.03,
03/11 10Z,   0.10,  -4.41,  -4.44,  99.90,  -0.13,
03/11 11Z,   0.10,  -4.77,  -4.89,  99.90,  -0.22,
03/11 12Z,   0.10,  -5.01,  -5.23,  99.90,  -0.32,
03/11 13Z,   0.10,  -5.05,  -5.28,  99.90,  -0.33,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/11 14Z,   0.10,  -4.94,  99.90,  -5.16,  -0.32,
03/11 15Z,   0.10,  -4.74,  99.90,  -4.95,  -0.31,
03/11 16Z,   0.10,  -4.49,  99.90,  -4.70,  -0.31,
03/11 17Z,   0.10,  -4.33,  99.90,  -4.53,  -0.30,  (max)
03/11 18Z,   0.10,  -4.48,  99.90,  -4.67,  -0.29,
03/11 19Z,   0.10,  -5.15,  99.90,  -5.34,  -0.28,
03/11 20Z,   0.10,  -6.33,  99.90,  -6.51,  -0.28,
03/11 21Z,   0.10,  -7.86,  99.90,  -8.02,  -0.27,
03/11 22Z,   0.10,  -9.51,  99.90,  -9.67,  -0.26,
03/11 23Z,   0.10, -11.00,  99.90, -11.15,  -0.25,
03/12 00Z,   0.10, -11.95,  99.90, -12.10,  -0.25,
03/12 01Z,   0.20, -12.10,  99.90, -12.14,  -0.24,  (min)
03/12 02Z,   0.20, -11.47,  99.90, -11.51,  -0.24,
03/12 03Z,   0.30, -10.27,  99.90, -10.21,  -0.24,
03/12 04Z,   0.40,  -8.74,  99.90,  -8.58,  -0.24,
03/12 05Z,   0.50,  -7.12,  99.90,  -6.86,  -0.24,
03/12 06Z,   0.60,  -5.67,  99.90,  -5.31,  -0.24,
03/12 07Z,   0.60,  -4.62,  99.90,  -4.26,  -0.24,
03/12 08Z,   0.70,  -4.00,  99.90,  -3.54,  -0.24,
03/12 09Z,   0.70,  -3.71,  99.90,  -3.25,  -0.24,
03/12 10Z,   0.80,  -3.69,  99.90,  -3.13,  -0.24,  (max)
03/12 11Z,   0.80,  -3.92,  99.90,  -3.36,  -0.24,
03/12 12Z,   0.80,  -4.32,  99.90,  -3.76,  -0.24,
03/12 13Z,   0.80,  -4.72,  99.90,  -4.16,  -0.24,
03/12 14Z,   0.80,  -5.00,  99.90,  -4.44,  -0.24,
03/12 15Z,   0.80,  -5.15,  99.90,  -4.59,  -0.24,
03/12 16Z,   0.70,  -5.15,  99.90,  -4.69,  -0.24,  (min)
03/12 17Z,   0.70,  -5.00,  99.90,  -4.54,  -0.24,
03/12 18Z,   0.70,  -4.82,  99.90,  -4.36,  -0.24,  (max)
03/12 19Z,   0.60,  -4.90,  99.90,  -4.54,  -0.24,
03/12 20Z,   0.60,  -5.44,  99.90,  -5.08,  -0.24,
03/12 21Z,   0.50,  -6.47,  99.90,  -6.21,  -0.24,
03/12 22Z,   0.50,  -7.85,  99.90,  -7.59,  -0.24,
03/12 23Z,   0.40,  -9.42,  99.90,  -9.26,  -0.24,
03/13 00Z,   0.40, -10.89,  99.90, -10.73,  -0.24,
03/13 01Z,   0.40, -11.88,  99.90, -11.72,  -0.24,
03/13 02Z,   0.30, -12.11,  99.90, -12.05,  -0.24,  (min)
03/13 03Z,   0.30, -11.58,  99.90, -11.52,  -0.24,
03/13 04Z,   0.30, -10.46,  99.90, -10.40,  -0.24,
03/13 05Z,   0.30,  -8.94,  99.90,  -8.88,  -0.24,
03/13 06Z,   0.30,  -7.26,  99.90,  -7.20,  -0.24,
03/13 07Z,   0.20,  -5.70,  99.90,  -5.74,  -0.24,
03/13 08Z,   0.20,  -4.50,  99.90,  -4.54,  -0.24,
03/13 09Z,   0.20,  -3.73,  99.90,  -3.77,  -0.24,
03/13 10Z,   0.20,  -3.34,  99.90,  -3.38,  -0.24,  (max)
03/13 11Z,   0.10,  -3.31,  99.90,  -3.45,  -0.24,
03/13 12Z,   0.10,  -3.65,  99.90,  -3.79,  -0.24,
03/13 13Z,   0.10,  -4.26,  99.90,  -4.40,  -0.24,
03/13 14Z,   0.10,  -4.89,  99.90,  -5.03,  -0.24,
03/13 15Z,   0.10,  -5.38,  99.90,  -5.52,  -0.24,
03/13 16Z,   0.10,  -5.65,  99.90,  -5.79,  -0.24,
03/13 17Z,   0.10,  -5.65,  99.90,  -5.79,  -0.24,  (min)
03/13 18Z,   0.20,  -5.39,  99.90,  -5.43,  -0.24,
03/13 19Z,   0.20,  -5.06,  99.90,  -5.10,  -0.24,
03/13 20Z,   0.20,  -4.98,  99.90,  -5.02,  -0.24,  (max)
03/13 21Z,   0.20,  -5.40,  99.90,  -5.44,  -0.24,
03/13 22Z,   0.20,  -6.34,  99.90,  -6.38,  -0.24,
03/13 23Z,   0.20,  -7.71,  99.90,  -7.75,  -0.24,
03/14 00Z,   0.20,  -9.35,  99.90,  -9.39,  -0.24,
03/14 01Z,   0.20, -10.93,  99.90, -10.97,  -0.24,
03/14 02Z,   0.20, -12.04,  99.90, -12.08,  -0.24,
03/14 03Z,   0.20, -12.35,  99.90, -12.39,  -0.24,  (min)
03/14 04Z,   0.20, -11.85,  99.90, -11.89,  -0.24,
03/14 05Z,   0.20, -10.66,  99.90, -10.70,  -0.24,
03/14 06Z,   0.20,  -8.99,  99.90,  -9.03,  -0.24,
03/14 07Z,   0.20,  -7.12,  99.90,  -7.16,  -0.24,
03/14 08Z,   0.20,  -5.40,  99.90,  -5.44,  -0.24,
03/14 09Z,   0.20,  -4.10,  99.90,  -4.14,  -0.24,
03/14 10Z,   0.20,  -3.29,  99.90,  -3.33,  -0.24,
03/14 11Z,   0.20,  -2.96,  99.90,  -3.00,  -0.24,  (max)
03/14 12Z,   0.20,  -3.12,  99.90,  -3.16,  -0.24,
03/14 13Z,   0.20,  -3.75,  99.90,  -3.79,  -0.24,
03/14 14Z,   0.20,  -4.65,  99.90,  -4.69,  -0.24,
03/14 15Z,   0.20,  -5.49,  99.90,  -5.53,  -0.24,
03/14 16Z,   0.20,  -6.06,  99.90,  -6.10,  -0.24,
03/14 17Z,   0.10,  -6.26,  99.90,  -6.40,  -0.24,  (min)
03/14 18Z,   0.10,  -6.06,  99.90,  -6.20,  -0.24,
03/14 19Z,   0.10,  -5.54,  99.90,  -5.68,  -0.24,
03/14 20Z,   0.10,  -4.98,  99.90,  -5.12,  -0.24,
03/14 21Z,   0.10,  -4.76,  99.90,  -4.90,  -0.24,  (max)
03/14 22Z,   0.00,  -5.14,  99.90,  -5.38,  -0.24,
03/14 23Z,   0.00,  -6.12,  99.90,  -6.36,  -0.24,
03/15 00Z,   0.00,  -7.63,  99.90,  -7.87,  -0.24,
03/15 01Z,   0.00,  -9.45,  99.90,  -9.69,  -0.24,
03/15 02Z,   0.00, -11.21,  99.90, -11.45,  -0.24,
03/15 03Z,   0.00, -12.40,  99.90, -12.64,  -0.24,
03/15 04Z,   0.00, -12.69,  99.90, -12.93,  -0.24,  (min)
03/15 05Z,   0.00, -12.04,  99.90, -12.28,  -0.24,
03/15 06Z,   0.00, -10.62,  99.90, -10.86,  -0.24,