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 : 05/12/2026 06:21:48 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/10 12Z,   0.40,   3.09,  99.90,   3.49,   0.00,
05/10 13Z,   0.40,   2.74,  99.90,   3.14,   0.00,  (min)
05/10 14Z,   0.40,   4.04,  99.90,   4.44,   0.00,
05/10 15Z,   0.40,   7.02,  99.90,   7.42,   0.00,
05/10 16Z,   0.40,  10.80,  99.90,  11.20,   0.00,
05/10 17Z,   0.40,  14.23,  99.90,  14.63,   0.00,
05/10 18Z,   0.40,  16.57,  99.90,  16.97,   0.00,
05/10 19Z,   0.30,  17.45,  99.90,  17.75,   0.00,  (max)
05/10 20Z,   0.30,  16.82,  99.90,  17.12,   0.00,
05/10 21Z,   0.30,  15.01,  99.90,  15.31,   0.00,
05/10 22Z,   0.30,  12.54,  99.90,  12.84,   0.00,
05/10 23Z,   0.30,   9.87,  99.90,  10.17,   0.00,
05/11 00Z,   0.20,   7.32,  99.90,   7.52,   0.00,
05/11 01Z,   0.10,   5.36,  99.90,   5.46,   0.00,
05/11 02Z,   0.10,   4.60,  99.90,   4.70,   0.00,  (min)
05/11 03Z,   0.00,   5.45,  99.90,   5.45,   0.00,
05/11 04Z,   0.00,   7.60,  99.90,   7.60,   0.00,
05/11 05Z,   0.00,  10.02,  99.90,  10.02,   0.00,
05/11 06Z,  -0.10,  11.81,  99.90,  11.71,   0.00,
05/11 07Z,  -0.10,  12.54,  99.90,  12.44,   0.00,  (max)
05/11 08Z,  -0.10,  12.10,  99.90,  12.00,   0.00,
05/11 09Z,  -0.20,  10.67,  99.90,  10.47,   0.00,
05/11 10Z,  -0.20,   8.69,  99.90,   8.49,   0.00,
05/11 11Z,  -0.30,   6.63,  99.90,   6.33,   0.00,
05/11 12Z,  -0.10,   4.80,  99.90,   4.70,   0.00,
05/11 13Z,  -0.20,   3.56,  99.90,   3.36,   0.00,
05/11 14Z,  -0.20,   3.46,  99.90,   3.26,   0.00,  (min)
05/11 15Z,  -0.30,   5.07,  99.90,   4.77,   0.00,
05/11 16Z,  -0.40,   8.23,  99.90,   7.83,   0.00,
05/11 17Z,  -0.40,  11.91,  99.90,  11.51,   0.00,
05/11 18Z,  -0.50,  14.97,  99.90,  14.47,   0.00,
05/11 19Z,  -0.50,  16.77,  99.90,  16.27,   0.00,
05/11 20Z,  -0.60,  17.04,  99.90,  16.44,   0.00,  (max)
05/11 21Z,  -0.60,  15.85,  99.90,  15.25,   0.00,
05/11 22Z,  -0.70,  13.61,  99.90,  12.91,   0.00,
05/11 23Z,  -0.90,  10.87,  99.90,   9.97,   0.00,
05/12 00Z,  -0.90,   8.09,  99.90,   7.19,   0.00,
05/12 01Z,  -1.00,   5.61,  99.90,   4.61,   0.00,
05/12 02Z,  -1.30,   3.95,  99.90,   2.65,   0.00,
05/12 03Z,  -1.30,   3.72,  99.90,   2.42,   0.00,  (min)
05/12 04Z,  -1.40,   5.24,  99.90,   3.84,   0.00,
05/12 05Z,  -1.50,   7.95,  99.90,   6.45,   0.00,
05/12 06Z,  -1.60,  10.71,  99.90,   9.11,   0.00,
05/12 07Z,  -1.60,  12.67,  99.90,  11.07,   0.00,
05/12 08Z,  -1.40,  13.42,  99.90,  12.02,   0.00,  (max)
05/12 09Z,  -1.10,  12.90,  99.90,  11.80,   0.00,
05/12 10Z,  -0.70,  11.36,  99.90,  10.66,   0.00,
05/12 11Z,  -0.20,   9.30,  99.90,   9.10,   0.00,
05/12 12Z,   0.00,   7.19,  99.90,   7.19,   0.00,
05/12 13Z,   0.30,   5.36,  99.90,   5.66,   0.00,
05/12 14Z,   0.50,   4.19,  99.90,   4.69,   0.00,  (min)
05/12 15Z,   0.70,   4.27,  99.90,   4.97,   0.00,
05/12 16Z,   0.70,   6.09,  99.90,   6.79,   0.00,
05/12 17Z,   0.80,   9.31,  99.90,  10.11,   0.00,
05/12 18Z,   0.80,  12.78,  99.90,  13.58,   0.00,
05/12 19Z,   0.80,  15.40,  99.90,  16.20,   0.00,
05/12 20Z,   0.80,  16.64,  99.90,  17.44,   0.00,  (max)
05/12 21Z,   0.80,  16.32,  99.90,  17.12,   0.00,
05/12 22Z,   0.70,  14.60,  99.90,  15.30,   0.00,
05/12 23Z,   0.60,  11.96,  99.90,  12.56,   0.00,
05/13 00Z,   0.50,   8.99,  99.90,   9.49,   0.00,
05/13 01Z,   0.40,   6.13,  99.90,   6.53,   0.00,
05/13 02Z,   0.30,   3.78,  99.90,   4.08,   0.00,
05/13 03Z,   0.10,   2.50,  99.90,   2.60,   0.00,  (min)
05/13 04Z,   0.00,   2.90,  99.90,   2.90,   0.00,
05/13 05Z,   0.00,   5.14,  99.90,   5.14,   0.00,
05/13 06Z,   0.00,   8.45,  99.90,   8.45,   0.00,
05/13 07Z,   0.00,  11.61,  99.90,  11.61,   0.00,
05/13 08Z,   0.00,  13.78,  99.90,  13.78,   0.00,
05/13 09Z,   0.10,  14.59,  99.90,  14.69,   0.00,  (max)
05/13 10Z,   0.20,  13.99,  99.90,  14.19,   0.00,
05/13 11Z,   0.30,  12.33,  99.90,  12.63,   0.00,
05/13 12Z,   0.30,  10.16,  99.90,  10.46,   0.00,
05/13 13Z,   0.20,   7.95,  99.90,   8.15,   0.00,
05/13 14Z,   0.20,   6.05,  99.90,   6.25,   0.00,
05/13 15Z,   0.10,   4.88,  99.90,   4.98,   0.00,  (min)
05/13 16Z,   0.00,   5.05,  99.90,   5.05,   0.00,
05/13 17Z,   0.00,   6.98,  99.90,   6.98,   0.00,
05/13 18Z,   0.00,  10.17,  99.90,  10.17,   0.00,
05/13 19Z,   0.00,  13.36,  99.90,  13.36,   0.00,
05/13 20Z,   0.10,  15.52,  99.90,  15.62,   0.00,
05/13 21Z,   0.10,  16.22,  99.90,  16.32,   0.00,  (max)
05/13 22Z,   0.20,  15.35,  99.90,  15.55,   0.00,
05/13 23Z,   0.20,  13.15,  99.90,  13.35,   0.00,
05/14 00Z,   0.30,  10.17,  99.90,  10.47,   0.00,
05/14 01Z,   0.30,   7.00,  99.90,   7.30,   0.00,
05/14 02Z,   0.30,   4.11,  99.90,   4.41,   0.00,
05/14 03Z,   0.20,   1.94,  99.90,   2.14,   0.00,
05/14 04Z,   0.20,   1.09,  99.90,   1.29,   0.00,  (min)
05/14 05Z,   0.20,   2.18,  99.90,   2.38,   0.00,
05/14 06Z,   0.20,   5.19,  99.90,   5.39,   0.00,
05/14 07Z,   0.20,   9.13,  99.90,   9.33,   0.00,
05/14 08Z,   0.30,  12.71,  99.90,  13.01,   0.00,
05/14 09Z,   0.30,  15.12,  99.90,  15.42,   0.00,
05/14 10Z,   0.30,  15.99,  99.90,  16.29,   0.00,  (max)
05/14 11Z,   0.20,  15.30,  99.90,  15.50,   0.00,
05/14 12Z,   0.20,  13.50,  99.90,  13.70,   0.00,
05/14 13Z,   0.10,  11.17,  99.90,  11.27,   0.00,
05/14 14Z,   0.00,   8.79,  99.90,   8.79,   0.00,
05/14 15Z,   0.00,   6.74,  99.90,   6.74,   0.00,
05/14 16Z,   0.00,   5.50,  99.90,   5.50,   0.00,  (min)
05/14 17Z,   0.00,   5.70,  99.90,   5.70,   0.00,
05/14 18Z,   0.00,   7.67,  99.90,   7.67,   0.00,
05/14 19Z,   0.00,  10.76,  99.90,  10.76,   0.00,
05/14 20Z,   0.00,  13.66,  99.90,  13.66,   0.00,
05/14 21Z,   0.00,  15.40,  99.90,  15.40,   0.00,
05/14 22Z,   0.00,  15.60,  99.90,  15.60,   0.00,  (max)
05/14 23Z,   0.00,  14.25,  99.90,  14.25,   0.00,
05/15 00Z,   0.00,  11.64,  99.90,  11.64,   0.00,
05/15 01Z,   0.00,   8.36,  99.90,   8.36,   0.00,
05/15 02Z,   0.00,   5.04,  99.90,   5.04,   0.00,
05/15 03Z,   0.00,   2.14,  99.90,   2.14,   0.00,
05/15 04Z,   0.00,   0.18,  99.90,   0.18,   0.00,
05/15 05Z,   0.00,  -0.17,  99.90,  -0.17,   0.00,  (min)
05/15 06Z,   0.00,   1.64,  99.90,   1.64,   0.00,
05/15 07Z,   0.00,   5.41,  99.90,   5.41,   0.00,
05/15 08Z,   0.00,   9.95,  99.90,   9.95,   0.00,
05/15 09Z,  -0.10,  13.95,  99.90,  13.85,   0.00,
05/15 10Z,  -0.10,  16.59,  99.90,  16.49,   0.00,
05/15 11Z,  -0.10,  17.49,  99.90,  17.39,   0.00,  (max)
05/15 12Z,  -0.20,  16.70,  99.90,  16.50,   0.00,
05/15 13Z,  -0.30,  14.72,  99.90,  14.42,   0.00,
05/15 14Z,  -0.40,  12.17,  99.90,  11.77,   0.00,
05/15 15Z,  -0.60,   9.57,  99.90,   8.97,   0.00,
05/15 16Z,  -0.70,   7.31,  99.90,   6.61,   0.00,
05/15 17Z,  -0.80,   5.96,  99.90,   5.16,   0.00,  (min)
05/15 18Z,  -0.90,   6.15,  99.90,   5.25,   0.00,
05/15 19Z,  -1.00,   8.13,  99.90,   7.13,   0.00,
05/15 20Z,  -1.20,  11.11,  99.90,   9.91,   0.00,
05/15 21Z,  -1.40,  13.75,  99.90,  12.35,   0.00,
05/15 22Z,  -1.60,  15.13,  99.90,  13.53,   0.00,  (max)
05/15 23Z,  -1.90,  14.93,  99.90,  13.03,   0.00,
05/16 00Z,  -2.20,  13.18,  99.90,  10.98,   0.00,