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
#Apokak Creek Ent, AK : 10/12/2026 03:21:58 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/10 12Z,   3.70,   8.21,  99.90,  11.91,   0.00,
10/10 13Z,   3.60,   5.94,  99.90,   9.54,   0.00,
10/10 14Z,   3.50,   3.67,  99.90,   7.17,   0.00,
10/10 15Z,   3.50,   1.83,  99.90,   5.33,   0.00,
10/10 16Z,   3.40,   0.67,  99.90,   4.07,   0.00,
10/10 17Z,   3.30,   0.17,  99.90,   3.47,   0.00,
10/10 18Z,   2.80,   0.24,  99.90,   3.04,   0.00,  (min)
10/10 19Z,   2.80,   1.05,  99.90,   3.85,   0.00,
10/10 20Z,   2.70,   3.03,  99.90,   5.73,   0.00,
10/10 21Z,   2.60,   6.04,  99.90,   8.64,   0.00,
10/10 22Z,   2.70,   8.96,  99.90,  11.66,   0.00,
10/10 23Z,   2.70,  10.43,  99.90,  13.13,   0.00,  (max)
10/11 00Z,   2.30,  10.05,  99.90,  12.35,   0.00,
10/11 01Z,   2.20,   8.32,  99.90,  10.52,   0.00,
10/11 02Z,   2.20,   6.04,  99.90,   8.24,   0.00,
10/11 03Z,   2.10,   3.82,  99.90,   5.92,   0.00,
10/11 04Z,   2.00,   2.10,  99.90,   4.10,   0.00,
10/11 05Z,   1.90,   1.11,  99.90,   3.01,   0.00,
10/11 06Z,   1.70,   0.81,  99.90,   2.51,   0.00,  (min)
10/11 07Z,   1.70,   1.23,  99.90,   2.93,   0.00,
10/11 08Z,   1.70,   2.73,  99.90,   4.43,   0.00,
10/11 09Z,   1.70,   5.32,  99.90,   7.02,   0.00,
10/11 10Z,   1.70,   8.05,  99.90,   9.75,   0.00,
10/11 11Z,   1.70,   9.44,  99.90,  11.14,   0.00,  (max)
10/11 12Z,   1.70,   9.01,  99.90,  10.71,   0.00,
10/11 13Z,   1.80,   7.34,  99.90,   9.14,   0.00,
10/11 14Z,   1.90,   5.16,  99.90,   7.06,   0.00,
10/11 15Z,   2.00,   3.05,  99.90,   5.05,   0.00,
10/11 16Z,   2.10,   1.41,  99.90,   3.51,   0.00,
10/11 17Z,   2.10,   0.43,  99.90,   2.53,   0.00,
10/11 18Z,   2.00,   0.07,  99.90,   2.07,   0.00,  (min)
10/11 19Z,   2.00,   0.24,  99.90,   2.24,   0.00,
10/11 20Z,   2.00,   1.20,  99.90,   3.20,   0.00,
10/11 21Z,   2.00,   3.35,  99.90,   5.35,   0.00,
10/11 22Z,   2.00,   6.46,  99.90,   8.46,   0.00,
10/11 23Z,   1.90,   9.36,  99.90,  11.26,   0.00,
10/12 00Z,   1.90,  10.77,  99.90,  12.67,   0.00,  (max)
10/12 01Z,   1.80,  10.35,  99.90,  12.15,   0.00,
10/12 02Z,   1.80,   8.60,  99.90,  10.40,   0.00,
10/12 03Z,   1.70,   6.29,  99.90,   7.99,   0.00,
10/12 04Z,   1.70,   4.02,  99.90,   5.72,   0.00,
10/12 05Z,   1.60,   2.28,  99.90,   3.88,   0.00,
10/12 06Z,   1.60,   1.27,  99.90,   2.87,   0.00,
10/12 07Z,   1.60,   0.97,  99.90,   2.57,   0.00,  (min)
10/12 08Z,   1.50,   1.43,  99.90,   2.93,   0.00,
10/12 09Z,   1.50,   2.95,  99.90,   4.45,   0.00,
10/12 10Z,   1.50,   5.47,  99.90,   6.97,   0.00,
10/12 11Z,   1.50,   7.91,  99.90,   9.41,   0.00,
10/12 12Z,   1.50,   8.89,  99.90,  10.39,   0.00,  (max)
10/12 13Z,   1.50,   8.20,  99.90,   9.70,   0.00,
10/12 14Z,   1.40,   6.49,  99.90,   7.89,   0.00,
10/12 15Z,   1.40,   4.42,  99.90,   5.82,   0.00,
10/12 16Z,   1.40,   2.50,  99.90,   3.90,   0.00,
10/12 17Z,   1.30,   1.07,  99.90,   2.37,   0.00,
10/12 18Z,   1.30,   0.28,  99.90,   1.58,   0.00,
10/12 19Z,   1.30,   0.04,  99.90,   1.34,   0.00,  (min)
10/12 20Z,   1.30,   0.34,  99.90,   1.64,   0.00,
10/12 21Z,   1.30,   1.51,  99.90,   2.81,   0.00,
10/12 22Z,   1.40,   3.87,  99.90,   5.27,   0.00,
10/12 23Z,   1.40,   7.04,  99.90,   8.44,   0.00,
10/13 00Z,   1.40,   9.83,  99.90,  11.23,   0.00,
10/13 01Z,   1.40,  11.04,  99.90,  12.44,   0.00,  (max)
10/13 02Z,   1.40,  10.47,  99.90,  11.87,   0.00,
10/13 03Z,   1.40,   8.65,  99.90,  10.05,   0.00,
10/13 04Z,   1.40,   6.30,  99.90,   7.70,   0.00,
10/13 05Z,   1.30,   4.04,  99.90,   5.34,   0.00,
10/13 06Z,   1.30,   2.32,  99.90,   3.62,   0.00,
10/13 07Z,   1.20,   1.35,  99.90,   2.55,   0.00,
10/13 08Z,   1.20,   1.08,  99.90,   2.28,   0.00,  (min)
10/13 09Z,   1.10,   1.61,  99.90,   2.71,   0.00,
10/13 10Z,   1.10,   3.21,  99.90,   4.31,   0.00,
10/13 11Z,   1.10,   5.66,  99.90,   6.76,   0.00,
10/13 12Z,   1.10,   7.78,  99.90,   8.88,   0.00,
10/13 13Z,   1.10,   8.33,  99.90,   9.43,   0.00,  (max)
10/13 14Z,   1.10,   7.41,  99.90,   8.51,   0.00,
10/13 15Z,   1.10,   5.69,  99.90,   6.79,   0.00,
10/13 16Z,   1.10,   3.75,  99.90,   4.85,   0.00,
10/13 17Z,   1.10,   2.04,  99.90,   3.14,   0.00,
10/13 18Z,   1.10,   0.82,  99.90,   1.92,   0.00,
10/13 19Z,   1.00,   0.19,  99.90,   1.19,   0.00,
10/13 20Z,   1.00,   0.08,  99.90,   1.08,   0.00,  (min)
10/13 21Z,   1.00,   0.54,  99.90,   1.54,   0.00,
10/13 22Z,   0.90,   1.96,  99.90,   2.86,   0.00,
10/13 23Z,   0.90,   4.54,  99.90,   5.44,   0.00,
10/14 00Z,   0.80,   7.74,  99.90,   8.54,   0.00,
10/14 01Z,   0.80,  10.28,  99.90,  11.08,   0.00,
10/14 02Z,   0.70,  11.19,  99.90,  11.89,   0.00,  (max)
10/14 03Z,   0.70,  10.38,  99.90,  11.08,   0.00,
10/14 04Z,   0.70,   8.45,  99.90,   9.15,   0.00,
10/14 05Z,   0.60,   6.09,  99.90,   6.69,   0.00,
10/14 06Z,   0.60,   3.89,  99.90,   4.49,   0.00,
10/14 07Z,   0.60,   2.25,  99.90,   2.85,   0.00,
10/14 08Z,   0.50,   1.37,  99.90,   1.87,   0.00,
10/14 09Z,   0.50,   1.18,  99.90,   1.68,   0.00,  (min)
10/14 10Z,   0.50,   1.83,  99.90,   2.33,   0.00,
10/14 11Z,   0.40,   3.55,  99.90,   3.95,   0.00,
10/14 12Z,   0.40,   5.92,  99.90,   6.32,   0.00,
10/14 13Z,   0.30,   7.66,  99.90,   7.96,   0.00,
10/14 14Z,   0.30,   7.79,  99.90,   8.09,   0.00,  (max)
10/14 15Z,   0.20,   6.69,  99.90,   6.89,   0.00,
10/14 16Z,   0.20,   4.97,  99.90,   5.17,   0.00,
10/14 17Z,   0.10,   3.17,  99.90,   3.27,   0.00,
10/14 18Z,   0.10,   1.66,  99.90,   1.76,   0.00,
10/14 19Z,   0.10,   0.64,  99.90,   0.74,   0.00,
10/14 20Z,   0.10,   0.17,  99.90,   0.27,   0.00,
10/14 21Z,   0.00,   0.19,  99.90,   0.19,   0.00,  (min)
10/14 22Z,   0.00,   0.84,  99.90,   0.84,   0.00,
10/14 23Z,   0.00,   2.55,  99.90,   2.55,   0.00,
10/15 00Z,   0.00,   5.33,  99.90,   5.33,   0.00,
10/15 01Z,  -0.10,   8.45,  99.90,   8.35,   0.00,
10/15 02Z,  -0.20,  10.65,  99.90,  10.45,   0.00,
10/15 03Z,  -0.40,  11.16,  99.90,  10.76,   0.00,  (max)
10/15 04Z,  -0.60,  10.06,  99.90,   9.46,   0.00,
10/15 05Z,  -0.80,   8.03,  99.90,   7.23,   0.00,
10/15 06Z,  -1.10,   5.70,  99.90,   4.60,   0.00,
10/15 07Z,  -1.50,   3.60,  99.90,   2.10,   0.00,
10/15 08Z,  -1.90,   2.11,  99.90,   0.21,   0.00,
10/15 09Z,  -2.40,   1.35,  99.90,  -1.05,   0.00,
10/15 10Z,  -3.10,   1.27,  99.90,  -1.83,   0.00,  (min)
10/15 11Z,  -3.70,   2.11,  99.90,  -1.59,   0.00,
10/15 12Z,  -4.20,   4.00,  99.90,  -0.20,   0.00,
10/15 13Z,  -4.40,   6.25,  99.90,   1.85,   0.00,
10/15 14Z,  -4.50,   7.55,  99.90,   3.05,   0.00,  (max)
10/15 15Z,  -4.50,   7.30,  99.90,   2.80,   0.00,
10/15 16Z,  -4.40,   6.04,  99.90,   1.64,   0.00,
10/15 17Z,  -4.20,   4.34,  99.90,   0.14,   0.00,
10/15 18Z,  -4.00,   2.68,  99.90,  -1.32,   0.00,
10/15 19Z,  99.90,   1.36,  99.90,  99.90,   0.00,
10/15 20Z,  99.90,   0.52,  99.90,  99.90,   0.00,
10/15 21Z,  99.90,   0.19,  99.90,  99.90,   0.00,
10/15 22Z,  99.90,   0.34,  99.90,  99.90,   0.00,
10/15 23Z,  99.90,   1.24,  99.90,  99.90,   0.00,
10/16 00Z,  99.90,   3.24,  99.90,  99.90,   0.00,