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
#Prudhoe Bay, AK : 12/16/2025 08:21:05 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/14 12Z,  -1.10,  -0.04,  99.90,  99.90,  99.90,
12/14 13Z,  -1.10,  -0.04,   1.32,  99.90,   2.46,
12/14 14Z,  -1.10,  -0.02,   1.21,  99.90,   2.33,  (min)
12/14 15Z,  -1.20,   0.01,   1.28,  99.90,   2.47,
12/14 16Z,  -1.40,   0.03,   1.28,  99.90,   2.65,  (max)
12/14 17Z,  -1.60,   0.04,   1.20,  99.90,   2.76,
12/14 18Z,  -1.70,   0.03,   1.04,  99.90,   2.71,
12/14 19Z,  -1.80,  -0.01,   0.95,  99.90,   2.76,
12/14 20Z,  -1.90,  -0.06,   0.83,  99.90,   2.79,
12/14 21Z,  -2.10,  -0.11,   0.81,  99.90,   3.02,
12/14 22Z,  -2.20,  -0.16,   0.65,  99.90,   3.01,
12/14 23Z,  -2.30,  -0.17,   0.56,  99.90,   3.03,  (min)
12/15 00Z,  -2.40,  -0.16,   0.68,  99.90,   3.24,
12/15 01Z,  -2.60,  -0.11,   0.70,  99.90,   3.41,
12/15 02Z,  -2.70,  -0.03,   0.71,  99.90,   3.44,  (max)
12/15 03Z,  -2.70,   0.07,   0.70,  99.90,   3.33,  (min)
12/15 04Z,  -2.70,   0.17,   0.75,  99.90,   3.28,
12/15 05Z,  -2.60,   0.25,   0.76,  99.90,   3.11,
12/15 06Z,  -2.40,   0.30,   0.92,  99.90,   3.02,
12/15 07Z,  -2.50,   0.31,   0.93,  99.90,   3.12,  (max)
12/15 08Z,  -2.60,   0.28,   0.91,  99.90,   3.23,
12/15 09Z,  -2.50,   0.21,   0.87,  99.90,   3.16,
12/15 10Z,  -2.20,   0.14,   0.83,  99.90,   2.89,
12/15 11Z,  -2.10,   0.06,   0.75,  99.90,   2.79,
12/15 12Z,  -2.00,  -0.01,   0.71,  99.90,   2.72,  (min)
12/15 13Z,  -1.90,  -0.04,   0.80,  99.90,   2.74,
12/15 14Z,  -1.80,  -0.05,   0.81,  99.90,   2.66,  (max)
12/15 15Z,  -1.70,  -0.03,   0.79,  99.90,   2.52,  (min)
12/15 16Z,  -1.70,   0.00,   0.90,  99.90,   2.60,
12/15 17Z,  -1.60,   0.03,   0.99,  99.90,   2.56,
12/15 18Z,  -1.50,   0.05,   1.04,  99.90,   2.49,  (max)
12/15 19Z,  -1.30,   0.04,   0.98,  99.90,   2.24,
12/15 20Z,  -1.30,   0.00,   0.94,  99.90,   2.24,
12/15 21Z,  -1.30,  -0.05,   0.94,  99.90,   2.29,
12/15 22Z,  -1.40,  -0.11,   0.88,  99.90,   2.39,
12/15 23Z,  -1.40,  -0.16,   0.87,  99.90,   2.43,
12/16 00Z,  -1.30,  -0.18,   0.80,  99.90,   2.28,  (min)
12/16 01Z,  -1.20,  -0.16,   0.86,  99.90,   2.22,
12/16 02Z,  -1.20,  -0.10,   1.00,  99.90,   2.30,
12/16 03Z,  -1.20,  -0.01,   1.11,  99.90,   2.32,
12/16 04Z,  -1.10,   0.11,   1.24,  99.90,   2.23,
12/16 05Z,  -1.10,   0.22,   1.31,  99.90,   2.19,
12/16 06Z,  -1.10,   0.30,   1.37,  99.90,   2.17,
12/16 07Z,  -1.10,   0.36,   1.52,  99.90,   2.26,  0.04 ft above HAT
12/16 08Z,  -1.10,   0.36,   1.56,  99.90,   2.30,  0.08 ft above HAT
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/16 09Z,  -1.00,   0.32,  99.90,   1.61,   2.29,  0.13 ft above HAT  (max)
12/16 10Z,  -1.00,   0.24,  99.90,   1.52,   2.28,  0.04 ft above HAT
12/16 11Z,  -0.90,   0.15,  99.90,   1.52,   2.27,  0.04 ft above HAT  (min)
12/16 12Z,  -0.80,   0.06,  99.90,   1.52,   2.26,  0.04 ft above HAT  (max)
12/16 13Z,  -0.80,  -0.00,  99.90,   1.45,   2.25,
12/16 14Z,  -0.80,  -0.04,  99.90,   1.40,   2.24,  (min)
12/16 15Z,  -0.70,  -0.03,  99.90,   1.49,   2.23,  0.01 ft above HAT
12/16 16Z,  -0.60,  -0.01,  99.90,   1.61,   2.22,  0.13 ft above HAT
12/16 17Z,  -0.60,   0.04,  99.90,   1.64,   2.21,  0.16 ft above HAT
12/16 18Z,  -0.50,   0.07,  99.90,   1.77,   2.20,  0.29 ft above HAT  (max)
12/16 19Z,  -0.60,   0.09,  99.90,   1.68,   2.19,  0.20 ft above HAT
12/16 20Z,  -0.60,   0.08,  99.90,   1.65,   2.18,  0.17 ft above HAT
12/16 21Z,  -0.70,   0.04,  99.90,   1.51,   2.18,  0.03 ft above HAT
12/16 22Z,  -0.70,  -0.03,  99.90,   1.45,   2.18,  (min)
12/16 23Z,  -0.60,  -0.09,  99.90,   1.48,   2.18,  0.00 ft above HAT
12/17 00Z,  -0.40,  -0.15,  99.90,   1.63,   2.18,  0.15 ft above HAT  (max)
12/17 01Z,  -0.40,  -0.17,  99.90,   1.61,   2.18,  0.13 ft above HAT  (min)
12/17 02Z,  -0.30,  -0.14,  99.90,   1.74,   2.18,  0.26 ft above HAT
12/17 03Z,  -0.30,  -0.07,  99.90,   1.81,   2.18,  0.33 ft above HAT
12/17 04Z,  -0.30,   0.04,  99.90,   1.91,   2.18,  0.43 ft above HAT
12/17 05Z,  -0.20,   0.16,  99.90,   2.14,   2.18,  0.66 ft above HAT
12/17 06Z,  -0.20,   0.28,  99.90,   2.26,   2.18,  0.78 ft above HAT
12/17 07Z,  -0.10,   0.37,  99.90,   2.45,   2.18,  0.97 ft above HAT
12/17 08Z,   0.00,   0.42,  99.90,   2.59,   2.18,  1.11 ft above HAT  (max)
12/17 09Z,   0.00,   0.41,  99.90,   2.58,   2.18,  1.10 ft above HAT
12/17 10Z,   0.00,   0.35,  99.90,   2.53,   2.18,  1.05 ft above HAT
12/17 11Z,   0.00,   0.26,  99.90,   2.44,   2.18,  0.96 ft above HAT
12/17 12Z,  -0.10,   0.16,  99.90,   2.24,   2.18,  0.76 ft above HAT
12/17 13Z,  -0.10,   0.07,  99.90,   2.14,   2.18,  0.66 ft above HAT
12/17 14Z,  -0.20,   0.01,  99.90,   1.98,   2.18,  0.50 ft above HAT
12/17 15Z,  -0.20,  -0.01,  99.90,   1.96,   2.18,  0.48 ft above HAT
12/17 16Z,  -0.30,   0.00,  99.90,   1.88,   2.18,  0.40 ft above HAT
12/17 17Z,  -0.50,   0.05,  99.90,   1.72,   2.18,  0.24 ft above HAT
12/17 18Z,  -0.70,   0.10,  99.90,   1.58,   2.18,  0.10 ft above HAT
12/17 19Z,  -0.90,   0.14,  99.90,   1.42,   2.18,
12/17 20Z,  -1.10,   0.15,  99.90,   1.23,   2.18,
12/17 21Z,  -1.30,   0.13,  99.90,   1.01,   2.18,
12/17 22Z,  -1.40,   0.07,  99.90,   0.85,   2.18,
12/17 23Z,  -1.60,  -0.00,  99.90,   0.57,   2.18,
12/18 00Z,  -1.80,  -0.08,  99.90,   0.29,   2.18,
12/18 01Z,  -1.90,  -0.14,  99.90,   0.14,   2.18,
12/18 02Z,  -2.00,  -0.15,  99.90,   0.03,   2.18,
12/18 03Z,  -2.10,  -0.11,  99.90,  -0.03,   2.18,
12/18 04Z,  -2.30,  -0.02,  99.90,  -0.14,   2.18,  (min)
12/18 05Z,  -2.40,   0.11,  99.90,  -0.12,   2.18,
12/18 06Z,  -2.40,   0.24,  99.90,   0.02,   2.18,
12/18 07Z,  -2.50,   0.37,  99.90,   0.04,   2.18,
12/18 08Z,  -2.50,   0.45,  99.90,   0.13,   2.18,
12/18 09Z,  -2.50,   0.48,  99.90,   0.16,   2.18,  (max)
12/18 10Z,  -2.50,   0.45,  99.90,   0.13,   2.18,
12/18 11Z,  -2.50,   0.37,  99.90,   0.05,   2.18,
12/18 12Z,  -2.50,   0.27,  99.90,  -0.05,   2.18,
12/18 13Z,  -2.40,   0.16,  99.90,  -0.06,   2.18,
12/18 14Z,  -2.40,   0.07,  99.90,  -0.15,   2.18,  (min)
12/18 15Z,  -2.30,   0.03,  99.90,  -0.10,   2.18,
12/18 16Z,  -2.20,   0.02,  99.90,  -0.00,   2.18,
12/18 17Z,  -2.10,   0.06,  99.90,   0.14,   2.18,
12/18 18Z,  -2.10,   0.12,  99.90,   0.20,   2.18,
12/18 19Z,  -2.10,   0.18,  99.90,   0.25,   2.18,
12/18 20Z,  -1.90,   0.22,  99.90,   0.49,   2.18,  (max)
12/18 21Z,  -1.90,   0.22,  99.90,   0.49,   2.18,  (min)
12/18 22Z,  -1.80,   0.17,  99.90,   0.55,   2.18,
12/18 23Z,  -1.70,   0.10,  99.90,   0.57,   2.18,
12/19 00Z,  -1.60,   0.00,  99.90,   0.58,   2.18,
12/19 01Z,  -1.50,  -0.08,  99.90,   0.60,   2.18,
12/19 02Z,  -1.40,  -0.13,  99.90,   0.65,   2.18,
12/19 03Z,  -1.30,  -0.12,  99.90,   0.75,   2.18,
12/19 04Z,  -1.30,  -0.06,  99.90,   0.81,   2.18,
12/19 05Z,  -1.20,   0.05,  99.90,   1.02,   2.18,
12/19 06Z,  -1.10,   0.19,  99.90,   1.27,   2.18,
12/19 07Z,  -1.10,   0.34,  99.90,   1.41,   2.18,
12/19 08Z,  -1.00,   0.45,  99.90,   1.63,   2.18,  0.15 ft above HAT
12/19 09Z,  -0.90,   0.52,  99.90,   1.80,   2.18,  0.32 ft above HAT
12/19 10Z,  -0.80,   0.53,  99.90,   1.90,   2.18,  0.42 ft above HAT  (max)
12/19 11Z,  -0.80,   0.48,  99.90,   1.85,   2.18,  0.37 ft above HAT  (min)
12/19 12Z,  -0.70,   0.38,  99.90,   1.86,   2.18,  0.38 ft above HAT  (max)
12/19 13Z,  -0.70,   0.26,  99.90,   1.74,   2.18,  0.26 ft above HAT
12/19 14Z,  -0.70,   0.16,  99.90,   1.63,   2.18,  0.15 ft above HAT  (min)
12/19 15Z,  -0.60,   0.08,  99.90,   1.66,   2.18,  0.18 ft above HAT  (max)
12/19 16Z,  -0.60,   0.05,  99.90,   1.63,   2.18,  0.15 ft above HAT  (min)
12/19 17Z,  -0.50,   0.07,  99.90,   1.75,   2.18,  0.27 ft above HAT
12/19 18Z,  -0.50,   0.13,  99.90,   1.80,   2.18,  0.32 ft above HAT  (max)
12/19 19Z,  -0.60,   0.20,  99.90,   1.77,   2.18,  0.29 ft above HAT  (min)
12/19 20Z,  -0.50,   0.25,  99.90,   1.93,   2.18,  0.45 ft above HAT
12/19 21Z,  -0.50,   0.28,  99.90,   1.95,   2.18,  0.47 ft above HAT  (max)
12/19 22Z,  -0.50,   0.25,  99.90,   1.93,   2.18,  0.45 ft above HAT
12/19 23Z,  -0.60,   0.19,  99.90,   1.76,   2.18,  0.28 ft above HAT
12/20 00Z,  -0.60,   0.09,  99.90,   1.67,   2.18,  0.19 ft above HAT