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
#San Francisco, CA : 04/18/2026 01:22:42 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 06Z,   0.30,  -1.75,  -1.44,  99.90,   0.01,
04/16 07Z,   0.30,  -2.00,  -1.75,  99.90,  -0.05,  (max)
04/16 08Z,   0.30,  -2.91,  -2.59,  99.90,   0.02,
04/16 09Z,   0.30,  -4.30,  -4.10,  99.90,  -0.10,
04/16 10Z,   0.30,  -5.78,  -5.59,  99.90,  -0.11,
04/16 11Z,   0.30,  -6.94,  -6.69,  99.90,  -0.05,
04/16 12Z,   0.20,  -7.49,  -7.15,  99.90,   0.14,  (min)
04/16 13Z,   0.20,  -7.37,  -6.96,  99.90,   0.21,
04/16 14Z,   0.20,  -6.70,  -6.35,  99.90,   0.15,
04/16 15Z,   0.10,  -5.68,  -5.37,  99.90,   0.21,
04/16 16Z,   0.10,  -4.54,  -4.31,  99.90,   0.13,
04/16 17Z,   0.10,  -3.49,  -3.37,  99.90,   0.02,
04/16 18Z,   0.20,  -2.74,  -2.66,  99.90,  -0.12,
04/16 19Z,   0.20,  -2.50,  -2.38,  99.90,  -0.08,  (max)
04/16 20Z,   0.20,  -2.88,  -2.78,  99.90,  -0.10,
04/16 21Z,   0.30,  -3.78,  -3.60,  99.90,  -0.12,
04/16 22Z,   0.30,  -4.90,  -4.76,  99.90,  -0.16,
04/16 23Z,   0.20,  -5.86,  -5.73,  99.90,  -0.07,
04/17 00Z,   0.30,  -6.31,  -6.12,  99.90,  -0.11,  (min)
04/17 01Z,   0.40,  -6.15,  -5.94,  99.90,  -0.19,
04/17 02Z,   0.40,  -5.43,  -5.11,  99.90,  -0.08,
04/17 03Z,   0.30,  -4.39,  -4.05,  99.90,   0.04,
04/17 04Z,   0.30,  -3.24,  -3.03,  99.90,  -0.09,
04/17 05Z,   0.30,  -2.22,  -2.06,  99.90,  -0.14,
04/17 06Z,   0.30,  -1.55,  -1.33,  99.90,  -0.08,
04/17 07Z,   0.20,  -1.46,  -1.25,  99.90,   0.01,  (max)
04/17 08Z,   0.20,  -2.08,  -1.90,  99.90,  -0.02,
04/17 09Z,   0.30,  -3.38,  -3.32,  99.90,  -0.24,
04/17 10Z,   0.30,  -5.05,  -5.04,  99.90,  -0.29,
04/17 11Z,   0.20,  -6.66,  -6.49,  99.90,  -0.03,
04/17 12Z,   0.20,  -7.77,  -7.48,  99.90,   0.09,
04/17 13Z,   0.20,  -8.16,  -7.71,  99.90,   0.25,  (min)
04/17 14Z,   0.20,  -7.83,  -7.46,  99.90,   0.17,
04/17 15Z,   0.10,  -6.97,  -6.61,  99.90,   0.26,
04/17 16Z,   0.10,  -5.82,  -5.60,  99.90,   0.12,
04/17 17Z,   0.10,  -4.59,  -4.44,  99.90,   0.05,
04/17 18Z,   0.20,  -3.51,  -3.34,  99.90,  -0.03,
04/17 19Z,   0.10,  -2.77,  -2.61,  99.90,   0.06,
04/17 20Z,   0.20,  -2.58,  -2.41,  99.90,  -0.03,  (max)
04/17 21Z,   0.20,  -3.00,  -2.83,  99.90,  -0.03,
04/17 22Z,   0.20,  -3.89,  -3.54,  99.90,   0.15,
04/17 23Z,   0.20,  -4.92,  -4.65,  99.90,   0.07,
04/18 00Z,   0.30,  -5.69,  -5.40,  99.90,  -0.01,
04/18 01Z,   0.30,  -5.92,  -5.54,  99.90,   0.08,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 02Z,   0.30,  -5.54,  99.90,  -5.17,   0.07,
04/18 03Z,   0.20,  -4.69,  99.90,  -4.43,   0.06,
04/18 04Z,   0.30,  -3.59,  99.90,  -3.24,   0.05,
04/18 05Z,   0.30,  -2.49,  99.90,  -2.15,   0.04,
04/18 06Z,   0.20,  -1.61,  99.90,  -1.37,   0.03,
04/18 07Z,   0.20,  -1.17,  99.90,  -0.94,   0.03,  (max)
04/18 08Z,   0.20,  -1.39,  99.90,  -1.17,   0.02,
04/18 09Z,   0.30,  -2.36,  99.90,  -2.05,   0.01,
04/18 10Z,   0.20,  -3.95,  99.90,  -3.74,   0.00,
04/18 11Z,   0.20,  -5.79,  99.90,  -5.59,  -0.01,
04/18 12Z,   0.20,  -7.41,  99.90,  -7.22,  -0.01,
04/18 13Z,   0.30,  -8.40,  99.90,  -8.12,  -0.02,
04/18 14Z,   0.20,  -8.60,  99.90,  -8.42,  -0.02,  (min)
04/18 15Z,   0.20,  -8.10,  99.90,  -7.92,  -0.02,
04/18 16Z,   0.30,  -7.12,  99.90,  -6.84,  -0.02,
04/18 17Z,   0.30,  -5.90,  99.90,  -5.62,  -0.02,
04/18 18Z,   0.20,  -4.66,  99.90,  -4.48,  -0.02,
04/18 19Z,   0.30,  -3.58,  99.90,  -3.30,  -0.02,
04/18 20Z,   0.30,  -2.88,  99.90,  -2.60,  -0.02,
04/18 21Z,   0.30,  -2.72,  99.90,  -2.44,  -0.02,  (max)
04/18 22Z,   0.30,  -3.14,  99.90,  -2.86,  -0.02,
04/18 23Z,   0.40,  -3.96,  99.90,  -3.58,  -0.02,
04/19 00Z,   0.40,  -4.84,  99.90,  -4.46,  -0.02,
04/19 01Z,   0.40,  -5.40,  99.90,  -5.03,  -0.02,
04/19 02Z,   0.40,  -5.43,  99.90,  -5.05,  -0.02,  (min)
04/19 03Z,   0.40,  -4.91,  99.90,  -4.54,  -0.02,
04/19 04Z,   0.40,  -4.01,  99.90,  -3.63,  -0.02,
04/19 05Z,   0.40,  -2.95,  99.90,  -2.57,  -0.02,
04/19 06Z,   0.40,  -1.95,  99.90,  -1.57,  -0.02,
04/19 07Z,   0.40,  -1.24,  99.90,  -0.86,  -0.02,
04/19 08Z,   0.40,  -1.04,  99.90,  -0.66,  -0.02,  (max)
04/19 09Z,   0.50,  -1.53,  99.90,  -1.05,  -0.02,
04/19 10Z,   0.40,  -2.74,  99.90,  -2.36,  -0.02,
04/19 11Z,   0.40,  -4.50,  99.90,  -4.12,  -0.02,
04/19 12Z,   0.50,  -6.38,  99.90,  -5.90,  -0.02,
04/19 13Z,   0.50,  -7.91,  99.90,  -7.43,  -0.02,
04/19 14Z,   0.40,  -8.75,  99.90,  -8.37,  -0.02,  (min)
04/19 15Z,   0.50,  -8.80,  99.90,  -8.32,  -0.02,
04/19 16Z,   0.50,  -8.20,  99.90,  -7.72,  -0.02,
04/19 17Z,   0.40,  -7.17,  99.90,  -6.80,  -0.02,
04/19 18Z,   0.40,  -5.96,  99.90,  -5.59,  -0.02,
04/19 19Z,   0.50,  -4.75,  99.90,  -4.27,  -0.02,
04/19 20Z,   0.50,  -3.71,  99.90,  -3.23,  -0.02,
04/19 21Z,   0.40,  -3.04,  99.90,  -2.66,  -0.02,
04/19 22Z,   0.50,  -2.89,  99.90,  -2.41,  -0.02,  (max)
04/19 23Z,   0.50,  -3.26,  99.90,  -2.78,  -0.02,
04/20 00Z,   0.50,  -3.96,  99.90,  -3.48,  -0.02,
04/20 01Z,   0.50,  -4.67,  99.90,  -4.19,  -0.02,
04/20 02Z,   0.50,  -5.06,  99.90,  -4.58,  -0.02,  (min)
04/20 03Z,   0.50,  -4.96,  99.90,  -4.48,  -0.02,
04/20 04Z,   0.50,  -4.38,  99.90,  -3.91,  -0.02,
04/20 05Z,   0.50,  -3.51,  99.90,  -3.03,  -0.02,
04/20 06Z,   0.50,  -2.54,  99.90,  -2.06,  -0.02,
04/20 07Z,   0.50,  -1.68,  99.90,  -1.20,  -0.02,
04/20 08Z,   0.50,  -1.14,  99.90,  -0.66,  -0.02,
04/20 09Z,   0.60,  -1.13,  99.90,  -0.55,  -0.02,  (max)
04/20 10Z,   0.50,  -1.79,  99.90,  -1.31,  -0.02,
04/20 11Z,   0.50,  -3.14,  99.90,  -2.66,  -0.02,
04/20 12Z,   0.60,  -4.92,  99.90,  -4.34,  -0.02,
04/20 13Z,   0.60,  -6.73,  99.90,  -6.15,  -0.02,
04/20 14Z,   0.60,  -8.12,  99.90,  -7.54,  -0.02,
04/20 15Z,   0.60,  -8.82,  99.90,  -8.24,  -0.02,  (min)
04/20 16Z,   0.60,  -8.77,  99.90,  -8.20,  -0.02,
04/20 17Z,   0.60,  -8.15,  99.90,  -7.57,  -0.02,
04/20 18Z,   0.60,  -7.17,  99.90,  -6.59,  -0.02,
04/20 19Z,   0.60,  -6.02,  99.90,  -5.44,  -0.02,
04/20 20Z,   0.60,  -4.87,  99.90,  -4.29,  -0.02,
04/20 21Z,   0.70,  -3.88,  99.90,  -3.20,  -0.02,
04/20 22Z,   0.70,  -3.22,  99.90,  -2.54,  -0.02,
04/20 23Z,   0.80,  -3.04,  99.90,  -2.26,  -0.02,  (max)
04/21 00Z,   0.80,  -3.32,  99.90,  -2.54,  -0.02,
04/21 01Z,   0.80,  -3.89,  99.90,  -3.11,  -0.02,
04/21 02Z,   0.70,  -4.45,  99.90,  -3.77,  -0.02,
04/21 03Z,   0.60,  -4.72,  99.90,  -4.14,  -0.02,  (min)
04/21 04Z,   0.60,  -4.57,  99.90,  -3.99,  -0.02,
04/21 05Z,   0.60,  -4.04,  99.90,  -3.46,  -0.02,
04/21 06Z,   0.60,  -3.26,  99.90,  -2.68,  -0.02,
04/21 07Z,   0.60,  -2.42,  99.90,  -1.84,  -0.02,
04/21 08Z,   0.60,  -1.69,  99.90,  -1.12,  -0.02,
04/21 09Z,   0.70,  -1.28,  99.90,  -0.60,  -0.02,  (max)
04/21 10Z,   0.60,  -1.38,  99.90,  -0.80,  -0.02,
04/21 11Z,   0.60,  -2.11,  99.90,  -1.53,  -0.02,
04/21 12Z,   0.70,  -3.45,  99.90,  -2.77,  -0.02,
04/21 13Z,   0.60,  -5.15,  99.90,  -4.57,  -0.02,
04/21 14Z,   0.60,  -6.81,  99.90,  -6.23,  -0.02,
04/21 15Z,   0.60,  -8.06,  99.90,  -7.48,  -0.02,
04/21 16Z,   0.60,  -8.65,  99.90,  -8.07,  -0.02,  (min)
04/21 17Z,   0.60,  -8.59,  99.90,  -8.02,  -0.02,
04/21 18Z,   0.60,  -8.03,  99.90,  -7.45,  -0.02,