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.

	Port Heiden, AK

	Egegik, AK

	Naknek, AK

	Clark's Pt, AK

	Goodnews Bay

	Quinhagak, AK

	Kuskokwak, AK

	Eek, Apokak, AK

	Popokamute, AK

	Scammon Bay AK

	St. Lawrence, AK

	Kwikluak, AK

	Kawanak, AK

	Apoon, Yukon, AK

	St. Michaels, AK

	Golovin, AK

	Nome, AK

	Port Clarence, AK

	Kotzebue, AK

	Pt. Barrow, AK

	Prudhoe Bay, AK

	St. Paul Island AK
#Arena Cove, CA : 12/16/2025 21:22:28 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/15 06Z,   0.30,  -4.45,  -4.34,  99.90,  -0.19,
12/15 07Z,   0.20,  -4.85,  -4.73,  99.90,  -0.08,
12/15 08Z,   0.30,  -5.18,  -5.01,  99.90,  -0.13,
12/15 09Z,   0.30,  -5.27,  -5.13,  99.90,  -0.16,  (min)
12/15 10Z,   0.20,  -5.05,  -4.90,  99.90,  -0.05,
12/15 11Z,   0.30,  -4.52,  -4.35,  99.90,  -0.13,
12/15 12Z,   0.10,  -3.76,  -3.59,  99.90,   0.07,
12/15 13Z,   0.20,  -2.94,  -2.81,  99.90,  -0.07,
12/15 14Z,   0.10,  -2.26,  -2.16,  99.90,   0.00,
12/15 15Z,   0.10,  -1.91,  -1.80,  99.90,   0.01,  (max)
12/15 16Z,   0.10,  -2.00,  -1.98,  99.90,  -0.08,
12/15 17Z,   0.10,  -2.56,  -2.55,  99.90,  -0.09,
12/15 18Z,   0.30,  -3.50,  -3.48,  99.90,  -0.28,
12/15 19Z,   0.20,  -4.67,  -4.67,  99.90,  -0.20,
12/15 20Z,   0.20,  -5.84,  -5.83,  99.90,  -0.19,
12/15 21Z,   0.30,  -6.79,  -6.80,  99.90,  -0.31,
12/15 22Z,   0.30,  -7.35,  -7.31,  99.90,  -0.26,
12/15 23Z,   0.30,  -7.44,  -7.54,  99.90,  -0.40,  (min)
12/16 00Z,   0.40,  -7.08,  -7.11,  99.90,  -0.43,
12/16 01Z,   0.40,  -6.39,  -6.33,  99.90,  -0.34,
12/16 02Z,   0.40,  -5.55,  -5.56,  99.90,  -0.41,
12/16 03Z,   0.40,  -4.75,  -4.77,  99.90,  -0.42,
12/16 04Z,   0.40,  -4.18,  -4.29,  99.90,  -0.51,
12/16 05Z,   0.40,  -3.92,  -4.02,  99.90,  -0.50,  (max)
12/16 06Z,   0.30,  -3.97,  -4.07,  99.90,  -0.40,
12/16 07Z,   0.30,  -4.25,  -4.30,  99.90,  -0.35,
12/16 08Z,   0.30,  -4.60,  -4.65,  99.90,  -0.35,
12/16 09Z,   0.30,  -4.86,  -4.86,  99.90,  -0.30,  (min)
12/16 10Z,   0.30,  -4.87,  -4.81,  99.90,  -0.24,
12/16 11Z,   0.30,  -4.58,  -4.54,  99.90,  -0.26,
12/16 12Z,   0.20,  -3.99,  -4.00,  99.90,  -0.21,
12/16 13Z,   0.30,  -3.23,  -3.20,  99.90,  -0.27,
12/16 14Z,   0.20,  -2.48,  -2.55,  99.90,  -0.27,
12/16 15Z,   0.20,  -1.94,  -1.93,  99.90,  -0.19,
12/16 16Z,   0.30,  -1.78,  -1.77,  99.90,  -0.29,  (max)
12/16 17Z,   0.30,  -2.10,  -2.12,  99.90,  -0.32,
12/16 18Z,   0.20,  -2.88,  -2.88,  99.90,  -0.20,
12/16 19Z,   0.20,  -4.01,  -3.98,  99.90,  -0.17,
12/16 20Z,   0.20,  -5.30,  -5.22,  99.90,  -0.12,
12/16 21Z,   0.20,  -6.50,  -6.39,  99.90,  -0.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/16 22Z,   0.30,  -7.40,  99.90,  -7.20,  -0.10,
12/16 23Z,   0.30,  -7.84,  99.90,  -7.64,  -0.11,  (min)
12/17 00Z,   0.30,  -7.75,  99.90,  -7.57,  -0.12,
12/17 01Z,   0.30,  -7.21,  99.90,  -7.04,  -0.13,
12/17 02Z,   0.30,  -6.36,  99.90,  -6.20,  -0.14,
12/17 03Z,   0.30,  -5.40,  99.90,  -5.25,  -0.15,
12/17 04Z,   0.30,  -4.56,  99.90,  -4.41,  -0.16,
12/17 05Z,   0.30,  -3.97,  99.90,  -3.84,  -0.17,
12/17 06Z,   0.30,  -3.74,  99.90,  -3.61,  -0.18,  (max)
12/17 07Z,   0.30,  -3.82,  99.90,  -3.71,  -0.19,
12/17 08Z,   0.30,  -4.11,  99.90,  -4.01,  -0.20,
12/17 09Z,   0.30,  -4.44,  99.90,  -4.35,  -0.21,
12/17 10Z,   0.30,  -4.63,  99.90,  -4.54,  -0.21,  (min)
12/17 11Z,   0.30,  -4.56,  99.90,  -4.46,  -0.21,
12/17 12Z,   0.30,  -4.18,  99.90,  -4.08,  -0.21,
12/17 13Z,   0.30,  -3.54,  99.90,  -3.44,  -0.21,
12/17 14Z,   0.30,  -2.78,  99.90,  -2.69,  -0.21,
12/17 15Z,   0.30,  -2.11,  99.90,  -2.02,  -0.21,
12/17 16Z,   0.20,  -1.73,  99.90,  -1.73,  -0.21,  (max)
12/17 17Z,   0.20,  -1.78,  99.90,  -1.78,  -0.21,
12/17 18Z,   0.20,  -2.33,  99.90,  -2.33,  -0.21,
12/17 19Z,   0.20,  -3.33,  99.90,  -3.33,  -0.21,
12/17 20Z,   0.10,  -4.61,  99.90,  -4.72,  -0.21,
12/17 21Z,   0.10,  -5.97,  99.90,  -6.07,  -0.21,
12/17 22Z,   0.20,  -7.14,  99.90,  -7.14,  -0.21,
12/17 23Z,   0.20,  -7.91,  99.90,  -7.91,  -0.21,
12/18 00Z,   0.20,  -8.15,  99.90,  -8.16,  -0.21,  (min)
12/18 01Z,   0.20,  -7.86,  99.90,  -7.86,  -0.21,
12/18 02Z,   0.30,  -7.12,  99.90,  -7.03,  -0.21,
12/18 03Z,   0.30,  -6.13,  99.90,  -6.03,  -0.21,
12/18 04Z,   0.20,  -5.10,  99.90,  -5.11,  -0.21,
12/18 05Z,   0.20,  -4.26,  99.90,  -4.26,  -0.21,
12/18 06Z,   0.30,  -3.74,  99.90,  -3.64,  -0.21,
12/18 07Z,   0.20,  -3.58,  99.90,  -3.59,  -0.21,  (max)
12/18 08Z,   0.30,  -3.74,  99.90,  -3.65,  -0.21,
12/18 09Z,   0.30,  -4.06,  99.90,  -3.97,  -0.21,
12/18 10Z,   0.30,  -4.37,  99.90,  -4.27,  -0.21,
12/18 11Z,   0.30,  -4.48,  99.90,  -4.39,  -0.21,  (min)
12/18 12Z,   0.30,  -4.31,  99.90,  -4.22,  -0.21,
12/18 13Z,   0.30,  -3.83,  99.90,  -3.74,  -0.21,
12/18 14Z,   0.30,  -3.14,  99.90,  -3.04,  -0.21,
12/18 15Z,   0.30,  -2.40,  99.90,  -2.31,  -0.21,
12/18 16Z,   0.20,  -1.83,  99.90,  -1.83,  -0.21,
12/18 17Z,   0.30,  -1.62,  99.90,  -1.52,  -0.21,  (max)
12/18 18Z,   0.30,  -1.89,  99.90,  -1.80,  -0.21,
12/18 19Z,   0.30,  -2.67,  99.90,  -2.58,  -0.21,
12/18 20Z,   0.20,  -3.86,  99.90,  -3.87,  -0.21,
12/18 21Z,   0.30,  -5.26,  99.90,  -5.16,  -0.21,
12/18 22Z,   0.30,  -6.61,  99.90,  -6.52,  -0.21,
12/18 23Z,   0.30,  -7.68,  99.90,  -7.59,  -0.21,
12/19 00Z,   0.30,  -8.26,  99.90,  -8.17,  -0.21,
12/19 01Z,   0.30,  -8.28,  99.90,  -8.19,  -0.21,  (min)
12/19 02Z,   0.30,  -7.76,  99.90,  -7.67,  -0.21,
12/19 03Z,   0.30,  -6.84,  99.90,  -6.75,  -0.21,
12/19 04Z,   0.30,  -5.75,  99.90,  -5.66,  -0.21,
12/19 05Z,   0.30,  -4.72,  99.90,  -4.63,  -0.21,
12/19 06Z,   0.30,  -3.94,  99.90,  -3.85,  -0.21,
12/19 07Z,   0.30,  -3.53,  99.90,  -3.44,  -0.21,
12/19 08Z,   0.30,  -3.50,  99.90,  -3.41,  -0.21,  (max)
12/19 09Z,   0.40,  -3.74,  99.90,  -3.55,  -0.21,
12/19 10Z,   0.40,  -4.09,  99.90,  -3.89,  -0.21,
12/19 11Z,   0.40,  -4.35,  99.90,  -4.16,  -0.21,
12/19 12Z,   0.40,  -4.38,  99.90,  -4.18,  -0.21,  (min)
12/19 13Z,   0.40,  -4.09,  99.90,  -3.89,  -0.21,
12/19 14Z,   0.40,  -3.51,  99.90,  -3.32,  -0.21,
12/19 15Z,   0.40,  -2.78,  99.90,  -2.58,  -0.21,
12/19 16Z,   0.40,  -2.08,  99.90,  -1.89,  -0.21,
12/19 17Z,   0.40,  -1.64,  99.90,  -1.45,  -0.21,
12/19 18Z,   0.40,  -1.63,  99.90,  -1.43,  -0.21,  (max)
12/19 19Z,   0.40,  -2.13,  99.90,  -1.93,  -0.21,
12/19 20Z,   0.40,  -3.11,  99.90,  -2.92,  -0.21,
12/19 21Z,   0.40,  -4.45,  99.90,  -4.25,  -0.21,
12/19 22Z,   0.40,  -5.89,  99.90,  -5.70,  -0.21,
12/19 23Z,   0.40,  -7.19,  99.90,  -6.99,  -0.21,
12/20 00Z,   0.40,  -8.09,  99.90,  -7.90,  -0.21,
12/20 01Z,   0.40,  -8.45,  99.90,  -8.26,  -0.21,  (min)
12/20 02Z,   0.40,  -8.23,  99.90,  -8.03,  -0.21,
12/20 03Z,   0.40,  -7.50,  99.90,  -7.30,  -0.21,
12/20 04Z,   0.40,  -6.45,  99.90,  -6.25,  -0.21,
12/20 05Z,   0.40,  -5.31,  99.90,  -5.12,  -0.21,
12/20 06Z,   0.40,  -4.33,  99.90,  -4.14,  -0.21,
12/20 07Z,   0.40,  -3.67,  99.90,  -3.47,  -0.21,
12/20 08Z,   0.40,  -3.40,  99.90,  -3.21,  -0.21,  (max)
12/20 09Z,   0.40,  -3.49,  99.90,  -3.30,  -0.21,
12/20 10Z,   0.40,  -3.81,  99.90,  -3.61,  -0.21,
12/20 11Z,   0.30,  -4.16,  99.90,  -4.06,  -0.21,
12/20 12Z,   0.30,  -4.36,  99.90,  -4.26,  -0.21,
12/20 13Z,  99.90,  -4.27,  99.90,  99.90,  -0.21,
12/20 14Z,  99.90,  -3.86,  99.90,  99.90,  -0.21,
12/20 15Z,  99.90,  -3.21,  99.90,  99.90,  -0.21,
12/20 16Z,  99.90,  -2.47,  99.90,  99.90,  -0.21,
12/20 17Z,  99.90,  -1.85,  99.90,  99.90,  -0.21,
12/20 18Z,  99.90,  -1.56,  99.90,  99.90,  -0.21,