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
#Egegik River, Ent, AK : 04/15/2026 00:21:48 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/13 06Z,   0.50,   9.93,  99.90,  10.43,   0.00,
04/13 07Z,   0.50,  11.97,  99.90,  12.47,   0.00,
04/13 08Z,   0.50,  13.04,  99.90,  13.54,   0.00,  (max)
04/13 09Z,   0.50,  12.92,  99.90,  13.42,   0.00,
04/13 10Z,   0.50,  11.66,  99.90,  12.16,   0.00,
04/13 11Z,   0.50,   9.65,  99.90,  10.15,   0.00,
04/13 12Z,   0.20,   7.37,  99.90,   7.57,   0.00,
04/13 13Z,   0.20,   5.18,  99.90,   5.38,   0.00,
04/13 14Z,   0.10,   3.42,  99.90,   3.52,   0.00,
04/13 15Z,   0.00,   2.61,  99.90,   2.61,   0.00,  (min)
04/13 16Z,   0.00,   3.40,  99.90,   3.40,   0.00,
04/13 17Z,   0.00,   5.97,  99.90,   5.97,   0.00,
04/13 18Z,   0.00,   9.57,  99.90,   9.57,   0.00,
04/13 19Z,   0.00,  13.03,  99.90,  13.03,   0.00,
04/13 20Z,   0.00,  15.53,  99.90,  15.53,   0.00,
04/13 21Z,   0.00,  16.63,  99.90,  16.63,   0.00,  (max)
04/13 22Z,   0.00,  16.21,  99.90,  16.21,   0.00,
04/13 23Z,   0.00,  14.57,  99.90,  14.57,   0.00,
04/14 00Z,  -0.10,  12.21,  99.90,  12.11,   0.00,
04/14 01Z,  -0.10,   9.62,  99.90,   9.52,   0.00,
04/14 02Z,  -0.10,   7.13,  99.90,   7.03,   0.00,
04/14 03Z,   0.00,   5.20,  99.90,   5.20,   0.00,
04/14 04Z,   0.00,   4.44,  99.90,   4.44,   0.00,  (min)
04/14 05Z,  -0.10,   5.35,  99.90,   5.25,   0.00,
04/14 06Z,  -0.20,   7.70,  99.90,   7.50,   0.00,
04/14 07Z,  -0.20,  10.45,  99.90,  10.25,   0.00,
04/14 08Z,  -0.20,  12.63,  99.90,  12.43,   0.00,
04/14 09Z,  -0.30,  13.71,  99.90,  13.41,   0.00,  (max)
04/14 10Z,  -0.30,  13.49,  99.90,  13.19,   0.00,
04/14 11Z,  -0.40,  12.11,  99.90,  11.71,   0.00,
04/14 12Z,  -0.30,  10.01,  99.90,   9.71,   0.00,
04/14 13Z,  -0.40,   7.68,  99.90,   7.28,   0.00,
04/14 14Z,  -0.40,   5.49,  99.90,   5.09,   0.00,
04/14 15Z,  -0.40,   3.80,  99.90,   3.40,   0.00,
04/14 16Z,  -0.40,   3.16,  99.90,   2.76,   0.00,  (min)
04/14 17Z,  -0.40,   4.20,  99.90,   3.80,   0.00,
04/14 18Z,  -0.20,   6.95,  99.90,   6.75,   0.00,
04/14 19Z,  -0.20,  10.51,  99.90,  10.31,   0.00,
04/14 20Z,  -0.10,  13.68,  99.90,  13.58,   0.00,
04/14 21Z,  -0.10,  15.73,  99.90,  15.63,   0.00,
04/14 22Z,  -0.10,  16.30,  99.90,  16.20,   0.00,  (max)
04/14 23Z,  -0.10,  15.38,  99.90,  15.28,   0.00,
04/15 00Z,  -0.10,  13.33,  99.90,  13.23,   0.00,
04/15 01Z,  -0.10,  10.71,  99.90,  10.61,   0.00,
04/15 02Z,  -0.10,   7.99,  99.90,   7.89,   0.00,
04/15 03Z,  -0.10,   5.53,  99.90,   5.43,   0.00,
04/15 04Z,  -0.10,   3.83,  99.90,   3.73,   0.00,
04/15 05Z,  -0.10,   3.55,  99.90,   3.45,   0.00,  (min)
04/15 06Z,   0.00,   5.08,  99.90,   5.08,   0.00,
04/15 07Z,   0.00,   7.99,  99.90,   7.99,   0.00,
04/15 08Z,   0.00,  11.12,  99.90,  11.12,   0.00,
04/15 09Z,   0.10,  13.50,  99.90,  13.60,   0.00,
04/15 10Z,   0.20,  14.63,  99.90,  14.83,   0.00,  (max)
04/15 11Z,   0.20,  14.34,  99.90,  14.54,   0.00,
04/15 12Z,   0.30,  12.85,  99.90,  13.15,   0.00,
04/15 13Z,   0.30,  10.64,  99.90,  10.94,   0.00,
04/15 14Z,   0.30,   8.22,  99.90,   8.52,   0.00,
04/15 15Z,   0.30,   5.98,  99.90,   6.28,   0.00,
04/15 16Z,   0.30,   4.29,  99.90,   4.59,   0.00,
04/15 17Z,   0.20,   3.78,  99.90,   3.98,   0.00,  (min)
04/15 18Z,   0.20,   5.00,  99.90,   5.20,   0.00,
04/15 19Z,   0.20,   7.84,  99.90,   8.04,   0.00,
04/15 20Z,   0.20,  11.27,  99.90,  11.47,   0.00,
04/15 21Z,   0.20,  14.11,  99.90,  14.31,   0.00,
04/15 22Z,   0.10,  15.69,  99.90,  15.79,   0.00,  (max)
04/15 23Z,   0.00,  15.73,  99.90,  15.73,   0.00,
04/16 00Z,   0.00,  14.32,  99.90,  14.32,   0.00,
04/16 01Z,   0.00,  11.90,  99.90,  11.90,   0.00,
04/16 02Z,   0.00,   9.03,  99.90,   9.03,   0.00,
04/16 03Z,  -0.10,   6.20,  99.90,   6.10,   0.00,
04/16 04Z,  -0.10,   3.81,  99.90,   3.71,   0.00,
04/16 05Z,  -0.10,   2.41,  99.90,   2.31,   0.00,  (min)
04/16 06Z,   0.00,   2.68,  99.90,   2.68,   0.00,
04/16 07Z,   0.00,   4.91,  99.90,   4.91,   0.00,
04/16 08Z,   0.00,   8.41,  99.90,   8.41,   0.00,
04/16 09Z,   0.00,  11.95,  99.90,  11.95,   0.00,
04/16 10Z,   0.10,  14.58,  99.90,  14.68,   0.00,
04/16 11Z,   0.10,  15.79,  99.90,  15.89,   0.00,  (max)
04/16 12Z,   0.10,  15.43,  99.90,  15.53,   0.00,
04/16 13Z,   0.10,  13.80,  99.90,  13.90,   0.00,
04/16 14Z,   0.10,  11.45,  99.90,  11.55,   0.00,
04/16 15Z,   0.10,   8.90,  99.90,   9.00,   0.00,
04/16 16Z,   0.20,   6.54,  99.90,   6.74,   0.00,
04/16 17Z,   0.20,   4.81,  99.90,   5.01,   0.00,
04/16 18Z,   0.30,   4.36,  99.90,   4.66,   0.00,  (min)
04/16 19Z,   0.40,   5.70,  99.90,   6.10,   0.00,
04/16 20Z,   0.40,   8.58,  99.90,   8.98,   0.00,
04/16 21Z,   0.50,  11.83,  99.90,  12.33,   0.00,
04/16 22Z,   0.50,  14.32,  99.90,  14.82,   0.00,
04/16 23Z,   0.40,  15.44,  99.90,  15.84,   0.00,  (max)
04/17 00Z,   0.30,  14.99,  99.90,  15.29,   0.00,
04/17 01Z,   0.20,  13.13,  99.90,  13.33,   0.00,
04/17 02Z,   0.10,  10.35,  99.90,  10.45,   0.00,
04/17 03Z,   0.00,   7.27,  99.90,   7.27,   0.00,
04/17 04Z,   0.00,   4.35,  99.90,   4.35,   0.00,
04/17 05Z,   0.00,   2.07,  99.90,   2.07,   0.00,
04/17 06Z,   0.00,   1.03,  99.90,   1.03,   0.00,  (min)
04/17 07Z,   0.00,   1.92,  99.90,   1.92,   0.00,
04/17 08Z,   0.10,   4.87,  99.90,   4.97,   0.00,
04/17 09Z,   0.20,   8.98,  99.90,   9.18,   0.00,
04/17 10Z,   0.20,  12.95,  99.90,  13.15,   0.00,
04/17 11Z,   0.20,  15.82,  99.90,  16.02,   0.00,
04/17 12Z,   0.20,  17.09,  99.90,  17.29,   0.00,  (max)
04/17 13Z,   0.20,  16.65,  99.90,  16.85,   0.00,
04/17 14Z,   0.10,  14.86,  99.90,  14.96,   0.00,
04/17 15Z,   0.10,  12.33,  99.90,  12.43,   0.00,
04/17 16Z,   0.10,   9.58,  99.90,   9.68,   0.00,
04/17 17Z,   0.10,   7.05,  99.90,   7.15,   0.00,
04/17 18Z,   0.10,   5.25,  99.90,   5.35,   0.00,
04/17 19Z,   0.20,   4.83,  99.90,   5.03,   0.00,  (min)
04/17 20Z,   0.20,   6.25,  99.90,   6.45,   0.00,
04/17 21Z,   0.30,   9.13,  99.90,   9.43,   0.00,
04/17 22Z,   0.30,  12.21,  99.90,  12.51,   0.00,
04/17 23Z,   0.30,  14.37,  99.90,  14.67,   0.00,
04/18 00Z,   0.20,  15.07,  99.90,  15.27,   0.00,  (max)
04/18 01Z,   0.20,  14.18,  99.90,  14.38,   0.00,
04/18 02Z,   0.10,  11.92,  99.90,  12.02,   0.00,
04/18 03Z,   0.10,   8.85,  99.90,   8.95,   0.00,
04/18 04Z,   0.10,   5.57,  99.90,   5.67,   0.00,
04/18 05Z,   0.00,   2.60,  99.90,   2.60,   0.00,
04/18 06Z,   0.00,   0.45,  99.90,   0.45,   0.00,
04/18 07Z,   0.00,  -0.19,  99.90,  -0.19,   0.00,  (min)
04/18 08Z,   0.00,   1.33,  99.90,   1.33,   0.00,
04/18 09Z,   0.00,   4.97,  99.90,   4.97,   0.00,
04/18 10Z,   0.00,   9.66,  99.90,   9.66,   0.00,
04/18 11Z,   0.00,  14.03,  99.90,  14.03,   0.00,
04/18 12Z,   0.00,  17.12,  99.90,  17.12,   0.00,
04/18 13Z,   0.00,  18.41,  99.90,  18.41,   0.00,  (max)
04/18 14Z,   0.00,  17.85,  99.90,  17.85,   0.00,
04/18 15Z,   0.00,  15.87,  99.90,  15.87,   0.00,
04/18 16Z,   0.00,  13.12,  99.90,  13.12,   0.00,
04/18 17Z,   0.00,  10.16,  99.90,  10.16,   0.00,
04/18 18Z,   0.00,   7.43,  99.90,   7.43,   0.00,