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
#Eek Channel, off Quinhagak, AK : 08/16/2026 21:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/15 06Z,   0.20,   0.17,  99.90,   0.37,   0.00,  (min)
08/15 07Z,   0.20,   1.17,  99.90,   1.37,   0.00,
08/15 08Z,   0.20,   3.25,  99.90,   3.45,   0.00,
08/15 09Z,   0.20,   6.26,  99.90,   6.46,   0.00,
08/15 10Z,   0.20,   9.39,  99.90,   9.59,   0.00,
08/15 11Z,   0.20,  11.46,  99.90,  11.66,   0.00,  (max)
08/15 12Z,   0.10,  11.55,  99.90,  11.65,   0.00,
08/15 13Z,   0.20,   9.73,  99.90,   9.93,   0.00,
08/15 14Z,   0.20,   6.89,  99.90,   7.09,   0.00,
08/15 15Z,   0.20,   4.03,  99.90,   4.23,   0.00,
08/15 16Z,   0.20,   1.89,  99.90,   2.09,   0.00,
08/15 17Z,   0.20,   0.75,  99.90,   0.95,   0.00,
08/15 18Z,   0.00,   0.45,  99.90,   0.45,   0.00,  (min)
08/15 19Z,   0.00,   0.83,  99.90,   0.83,   0.00,
08/15 20Z,   0.00,   2.06,  99.90,   2.06,   0.00,
08/15 21Z,   0.00,   4.26,  99.90,   4.26,   0.00,
08/15 22Z,   0.00,   6.99,  99.90,   6.99,   0.00,
08/15 23Z,   0.00,   9.22,  99.90,   9.22,   0.00,
08/16 00Z,   0.00,   9.87,  99.90,   9.87,   0.00,  (max)
08/16 01Z,   0.00,   8.69,  99.90,   8.69,   0.00,
08/16 02Z,   0.00,   6.35,  99.90,   6.35,   0.00,
08/16 03Z,   0.00,   3.80,  99.90,   3.80,   0.00,
08/16 04Z,   0.00,   1.77,  99.90,   1.77,   0.00,
08/16 05Z,   0.00,   0.61,  99.90,   0.61,   0.00,
08/16 06Z,   0.00,   0.24,  99.90,   0.24,   0.00,  (min)
08/16 07Z,   0.00,   0.49,  99.90,   0.49,   0.00,
08/16 08Z,   0.10,   1.55,  99.90,   1.65,   0.00,
08/16 09Z,   0.10,   3.66,  99.90,   3.76,   0.00,
08/16 10Z,   0.20,   6.59,  99.90,   6.79,   0.00,
08/16 11Z,   0.30,   9.50,  99.90,   9.80,   0.00,
08/16 12Z,   0.40,  11.19,  99.90,  11.59,   0.00,  (max)
08/16 13Z,   0.40,  10.89,  99.90,  11.29,   0.00,
08/16 14Z,   0.40,   8.87,  99.90,   9.27,   0.00,
08/16 15Z,   0.30,   6.04,  99.90,   6.34,   0.00,
08/16 16Z,   0.20,   3.33,  99.90,   3.53,   0.00,
08/16 17Z,   0.20,   1.41,  99.90,   1.61,   0.00,
08/16 18Z,   0.10,   0.46,  99.90,   0.56,   0.00,
08/16 19Z,   0.10,   0.27,  99.90,   0.37,   0.00,  (min)
08/16 20Z,   0.20,   0.71,  99.90,   0.91,   0.00,
08/16 21Z,   0.20,   1.99,  99.90,   2.19,   0.00,
08/16 22Z,   0.30,   4.24,  99.90,   4.54,   0.00,
08/16 23Z,   0.40,   7.01,  99.90,   7.41,   0.00,
08/17 00Z,   0.60,   9.33,  99.90,   9.93,   0.00,
08/17 01Z,   0.80,  10.11,  99.90,  10.91,   0.00,  (max)
08/17 02Z,   1.10,   9.07,  99.90,  10.17,   0.00,
08/17 03Z,   1.30,   6.80,  99.90,   8.10,   0.00,
08/17 04Z,   1.50,   4.23,  99.90,   5.73,   0.00,
08/17 05Z,   1.60,   2.13,  99.90,   3.73,   0.00,
08/17 06Z,   1.70,   0.91,  99.90,   2.61,   0.00,
08/17 07Z,   1.80,   0.52,  99.90,   2.32,   0.00,  (min)
08/17 08Z,   1.80,   0.81,  99.90,   2.61,   0.00,
08/17 09Z,   1.90,   1.94,  99.90,   3.84,   0.00,
08/17 10Z,   2.00,   4.06,  99.90,   6.06,   0.00,
08/17 11Z,   2.20,   6.88,  99.90,   9.08,   0.00,
08/17 12Z,   2.50,   9.50,  99.90,  12.00,   0.00,
08/17 13Z,   2.70,  10.76,  99.90,  13.46,   0.00,  (max)
08/17 14Z,   2.90,  10.08,  99.90,  12.98,   0.00,
08/17 15Z,   3.10,   7.91,  99.90,  11.01,   0.00,
08/17 16Z,   3.20,   5.16,  99.90,   8.36,   0.00,
08/17 17Z,   3.40,   2.66,  99.90,   6.06,   0.00,
08/17 18Z,   3.40,   0.98,  99.90,   4.38,   0.00,
08/17 19Z,   3.40,   0.23,  99.90,   3.63,   0.00,  (min)
08/17 20Z,   3.60,   0.15,  99.90,   3.75,   0.00,
08/17 21Z,   3.80,   0.68,  99.90,   4.48,   0.00,
08/17 22Z,   3.90,   2.06,  99.90,   5.96,   0.00,
08/17 23Z,   3.80,   4.38,  99.90,   8.18,   0.00,
08/18 00Z,   3.60,   7.20,  99.90,  10.80,   0.00,
08/18 01Z,   3.30,   9.52,  99.90,  12.82,   0.00,
08/18 02Z,   3.10,  10.35,  99.90,  13.45,   0.00,  (max)
08/18 03Z,   2.80,   9.36,  99.90,  12.16,   0.00,
08/18 04Z,   2.70,   7.13,  99.90,   9.83,   0.00,
08/18 05Z,   2.50,   4.56,  99.90,   7.06,   0.00,
08/18 06Z,   2.50,   2.41,  99.90,   4.91,   0.00,
08/18 07Z,   2.50,   1.16,  99.90,   3.66,   0.00,
08/18 08Z,   2.40,   0.78,  99.90,   3.18,   0.00,  (min)
08/18 09Z,   2.40,   1.12,  99.90,   3.52,   0.00,
08/18 10Z,   2.30,   2.31,  99.90,   4.61,   0.00,
08/18 11Z,   2.30,   4.44,  99.90,   6.74,   0.00,
08/18 12Z,   2.20,   7.12,  99.90,   9.32,   0.00,
08/18 13Z,   2.10,   9.42,  99.90,  11.52,   0.00,
08/18 14Z,   1.90,  10.20,  99.90,  12.10,   0.00,  (max)
08/18 15Z,   1.70,   9.18,  99.90,  10.88,   0.00,
08/18 16Z,   1.60,   6.92,  99.90,   8.52,   0.00,
08/18 17Z,   1.50,   4.30,  99.90,   5.80,   0.00,
08/18 18Z,   1.50,   2.06,  99.90,   3.56,   0.00,
08/18 19Z,   1.40,   0.65,  99.90,   2.05,   0.00,
08/18 20Z,   1.30,   0.08,  99.90,   1.38,   0.00,
08/18 21Z,   1.20,   0.11,  99.90,   1.31,   0.00,  (min)
08/18 22Z,   1.10,   0.75,  99.90,   1.85,   0.00,
08/18 23Z,   1.00,   2.26,  99.90,   3.26,   0.00,
08/19 00Z,   0.90,   4.68,  99.90,   5.58,   0.00,
08/19 01Z,   0.80,   7.52,  99.90,   8.32,   0.00,
08/19 02Z,   0.70,   9.77,  99.90,  10.47,   0.00,
08/19 03Z,   0.60,  10.54,  99.90,  11.14,   0.00,  (max)
08/19 04Z,   0.50,   9.53,  99.90,  10.03,   0.00,
08/19 05Z,   0.40,   7.30,  99.90,   7.70,   0.00,
08/19 06Z,   0.40,   4.73,  99.90,   5.13,   0.00,
08/19 07Z,   0.40,   2.58,  99.90,   2.98,   0.00,
08/19 08Z,   0.40,   1.35,  99.90,   1.75,   0.00,
08/19 09Z,   0.40,   0.99,  99.90,   1.39,   0.00,  (min)
08/19 10Z,   0.40,   1.40,  99.90,   1.80,   0.00,
08/19 11Z,   0.40,   2.68,  99.90,   3.08,   0.00,
08/19 12Z,   0.40,   4.82,  99.90,   5.22,   0.00,
08/19 13Z,   0.40,   7.34,  99.90,   7.74,   0.00,
08/19 14Z,   0.40,   9.25,  99.90,   9.65,   0.00,
08/19 15Z,   0.30,   9.56,  99.90,   9.86,   0.00,  (max)
08/19 16Z,   0.30,   8.25,  99.90,   8.55,   0.00,
08/19 17Z,   0.20,   5.98,  99.90,   6.18,   0.00,
08/19 18Z,   0.20,   3.53,  99.90,   3.73,   0.00,
08/19 19Z,   0.20,   1.56,  99.90,   1.76,   0.00,
08/19 20Z,   0.20,   0.41,  99.90,   0.61,   0.00,
08/19 21Z,   0.30,   0.01,  99.90,   0.31,   0.00,  (min)
08/19 22Z,   0.30,   0.15,  99.90,   0.45,   0.00,
08/19 23Z,   0.30,   0.92,  99.90,   1.22,   0.00,
08/20 00Z,   0.30,   2.59,  99.90,   2.89,   0.00,
08/20 01Z,   0.30,   5.10,  99.90,   5.40,   0.00,
08/20 02Z,   0.30,   7.91,  99.90,   8.21,   0.00,
08/20 03Z,   0.30,  10.03,  99.90,  10.33,   0.00,
08/20 04Z,   0.30,  10.64,  99.90,  10.94,   0.00,  (max)
08/20 05Z,   0.40,   9.54,  99.90,   9.94,   0.00,
08/20 06Z,   0.40,   7.29,  99.90,   7.69,   0.00,
08/20 07Z,   0.40,   4.73,  99.90,   5.13,   0.00,
08/20 08Z,   0.40,   2.64,  99.90,   3.04,   0.00,
08/20 09Z,   0.40,   1.47,  99.90,   1.87,   0.00,
08/20 10Z,   0.30,   1.17,  99.90,   1.47,   0.00,  (min)
08/20 11Z,   0.30,   1.68,  99.90,   1.98,   0.00,
08/20 12Z,   0.30,   3.06,  99.90,   3.36,   0.00,
08/20 13Z,  99.90,   5.21,  99.90,  99.90,   0.00,
08/20 14Z,  99.90,   7.53,  99.90,  99.90,   0.00,
08/20 15Z,  99.90,   9.04,  99.90,  99.90,   0.00,
08/20 16Z,  99.90,   8.90,  99.90,  99.90,   0.00,
08/20 17Z,  99.90,   7.37,  99.90,  99.90,   0.00,
08/20 18Z,  99.90,   5.12,  99.90,  99.90,   0.00,