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
#Naknek River, Ent #13, AK : 05/18/2026 02:21:04 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 06Z,  -2.70,  -0.44,  99.90,  -3.14,   0.00,
05/16 07Z,  -2.70,  -1.48,  99.90,  -4.18,   0.00,  (min)
05/16 08Z,  -2.60,  -0.54,  99.90,  -3.14,   0.00,
05/16 09Z,  -2.50,   3.25,  99.90,   0.75,   0.00,
05/16 10Z,  -2.40,   9.71,  99.90,   7.31,   0.00,
05/16 11Z,  -2.40,  16.70,  99.90,  14.30,   0.00,
05/16 12Z,  -1.90,  21.83,  99.90,  19.93,   0.00,
05/16 13Z,  -1.70,  23.86,  99.90,  22.16,   0.00,  (max)
05/16 14Z,  -1.50,  22.85,  99.90,  21.35,   0.00,
05/16 15Z,  -1.10,  19.86,  99.90,  18.76,   0.00,
05/16 16Z,  -0.80,  16.12,  99.90,  15.32,   0.00,
05/16 17Z,  -0.50,  12.41,  99.90,  11.91,   0.00,
05/16 18Z,   0.00,   9.17,  99.90,   9.17,   0.00,
05/16 19Z,   0.10,   6.80,  99.90,   6.90,   0.00,
05/16 20Z,   0.20,   5.79,  99.90,   5.99,   0.00,  (min)
05/16 21Z,   0.20,   6.90,  99.90,   7.10,   0.00,
05/16 22Z,   0.20,  10.88,  99.90,  11.08,   0.00,
05/16 23Z,   0.20,  15.80,  99.90,  16.00,   0.00,
05/17 00Z,   0.10,  18.51,  99.90,  18.61,   0.00,  (max)
05/17 01Z,   0.00,  18.27,  99.90,  18.27,   0.00,
05/17 02Z,  -0.20,  15.80,  99.90,  15.60,   0.00,
05/17 03Z,  -0.30,  11.95,  99.90,  11.65,   0.00,
05/17 04Z,  -0.30,   7.67,  99.90,   7.37,   0.00,
05/17 05Z,  -0.20,   3.70,  99.90,   3.50,   0.00,
05/17 06Z,   0.10,   0.46,  99.90,   0.56,   0.00,
05/17 07Z,   0.30,  -1.75,  99.90,  -1.45,   0.00,
05/17 08Z,   0.50,  -2.52,  99.90,  -2.02,   0.00,  (min)
05/17 09Z,   0.70,  -1.05,  99.90,  -0.35,   0.00,
05/17 10Z,   0.80,   3.50,  99.90,   4.30,   0.00,
05/17 11Z,   1.00,  10.67,  99.90,  11.67,   0.00,
05/17 12Z,   1.30,  18.15,  99.90,  19.45,   0.00,
05/17 13Z,   1.60,  23.49,  99.90,  25.09,   0.00,
05/17 14Z,   1.90,  25.47,  99.90,  27.37,   0.00,  (max)
05/17 15Z,   2.20,  24.22,  99.90,  26.42,   0.00,
05/17 16Z,   2.30,  20.94,  99.90,  23.24,   0.00,
05/17 17Z,   2.40,  16.90,  99.90,  19.30,   0.00,
05/17 18Z,   2.40,  12.88,  99.90,  15.28,   0.00,
05/17 19Z,   2.40,   9.38,  99.90,  11.78,   0.00,
05/17 20Z,   2.40,   6.84,  99.90,   9.24,   0.00,
05/17 21Z,   2.30,   5.78,  99.90,   8.08,   0.00,  (min)
05/17 22Z,   2.20,   6.95,  99.90,   9.15,   0.00,
05/17 23Z,   2.00,  11.03,  99.90,  13.03,   0.00,
05/18 00Z,   1.70,  15.84,  99.90,  17.54,   0.00,
05/18 01Z,   1.40,  18.28,  99.90,  19.68,   0.00,  (max)
05/18 02Z,   1.10,  17.76,  99.90,  18.86,   0.00,
05/18 03Z,   0.80,  15.04,  99.90,  15.84,   0.00,
05/18 04Z,   0.50,  11.02,  99.90,  11.52,   0.00,
05/18 05Z,   0.30,   6.66,  99.90,   6.96,   0.00,
05/18 06Z,   0.30,   2.66,  99.90,   2.96,   0.00,
05/18 07Z,   0.30,  -0.55,  99.90,  -0.25,   0.00,
05/18 08Z,   0.30,  -2.68,  99.90,  -2.38,   0.00,
05/18 09Z,   0.40,  -3.21,  99.90,  -2.81,   0.00,  (min)
05/18 10Z,   0.50,  -1.29,  99.90,  -0.79,   0.00,
05/18 11Z,   0.60,   3.87,  99.90,   4.47,   0.00,
05/18 12Z,   0.70,  11.59,  99.90,  12.29,   0.00,
05/18 13Z,   0.80,  19.40,  99.90,  20.20,   0.00,
05/18 14Z,   0.90,  24.83,  99.90,  25.73,   0.00,
05/18 15Z,   0.90,  26.67,  99.90,  27.57,   0.00,  (max)
05/18 16Z,   1.00,  25.17,  99.90,  26.17,   0.00,
05/18 17Z,   1.00,  21.61,  99.90,  22.61,   0.00,
05/18 18Z,   1.00,  17.29,  99.90,  18.29,   0.00,
05/18 19Z,   1.00,  13.00,  99.90,  14.00,   0.00,
05/18 20Z,   0.90,   9.28,  99.90,  10.18,   0.00,
05/18 21Z,   0.80,   6.61,  99.90,   7.41,   0.00,
05/18 22Z,   0.70,   5.55,  99.90,   6.25,   0.00,  (min)
05/18 23Z,   0.60,   6.82,  99.90,   7.42,   0.00,
05/19 00Z,   0.40,  10.99,  99.90,  11.39,   0.00,
05/19 01Z,   0.30,  15.78,  99.90,  16.08,   0.00,
05/19 02Z,   0.30,  18.13,  99.90,  18.43,   0.00,  (max)
05/19 03Z,   0.30,  17.49,  99.90,  17.79,   0.00,
05/19 04Z,   0.20,  14.64,  99.90,  14.84,   0.00,
05/19 05Z,   0.00,  10.54,  99.90,  10.54,   0.00,
05/19 06Z,  -0.10,   6.13,  99.90,   6.03,   0.00,
05/19 07Z,  -0.20,   2.12,  99.90,   1.92,   0.00,
05/19 08Z,  -0.20,  -1.09,  99.90,  -1.29,   0.00,
05/19 09Z,   0.00,  -3.15,  99.90,  -3.15,   0.00,
05/19 10Z,   0.30,  -3.51,  99.90,  -3.21,   0.00,  (min)
05/19 11Z,   0.80,  -1.25,  99.90,  -0.45,   0.00,
05/19 12Z,   1.50,   4.35,  99.90,   5.85,   0.00,
05/19 13Z,   2.10,  12.42,  99.90,  14.52,   0.00,
05/19 14Z,   2.50,  20.39,  99.90,  22.89,   0.00,
05/19 15Z,   2.60,  25.77,  99.90,  28.37,   0.00,  0.29 ft above HAT
05/19 16Z,   2.40,  27.41,  99.90,  29.81,   0.00,  1.73 ft above HAT  (max)
05/19 17Z,   2.00,  25.63,  99.90,  27.63,   0.00,
05/19 18Z,   1.60,  21.83,  99.90,  23.43,   0.00,
05/19 19Z,   1.20,  17.26,  99.90,  18.46,   0.00,
05/19 20Z,   0.90,  12.75,  99.90,  13.65,   0.00,
05/19 21Z,   0.60,   8.87,  99.90,   9.47,   0.00,
05/19 22Z,   0.50,   6.14,  99.90,   6.64,   0.00,
05/19 23Z,   0.50,   5.12,  99.90,   5.62,   0.00,  (min)
05/20 00Z,   0.50,   6.52,  99.90,   7.02,   0.00,
05/20 01Z,   0.40,  10.77,  99.90,  11.17,   0.00,
05/20 02Z,   0.40,  15.61,  99.90,  16.01,   0.00,
05/20 03Z,   0.40,  18.05,  99.90,  18.45,   0.00,  (max)
05/20 04Z,   0.40,  17.44,  99.90,  17.84,   0.00,
05/20 05Z,   0.30,  14.59,  99.90,  14.89,   0.00,
05/20 06Z,   0.40,  10.49,  99.90,  10.89,   0.00,
05/20 07Z,   0.40,   6.09,  99.90,   6.49,   0.00,
05/20 08Z,   0.50,   2.07,  99.90,   2.57,   0.00,
05/20 09Z,   0.50,  -1.14,  99.90,  -0.64,   0.00,
05/20 10Z,   0.60,  -3.16,  99.90,  -2.56,   0.00,
05/20 11Z,   0.70,  -3.40,  99.90,  -2.70,   0.00,  (min)
05/20 12Z,   0.70,  -0.90,  99.90,  -0.20,   0.00,
05/20 13Z,   0.70,   4.96,  99.90,   5.66,   0.00,
05/20 14Z,   0.70,  13.17,  99.90,  13.87,   0.00,
05/20 15Z,   0.70,  21.12,  99.90,  21.82,   0.00,
05/20 16Z,   0.70,  26.31,  99.90,  27.01,   0.00,
05/20 17Z,   0.70,  27.65,  99.90,  28.35,   0.00,  0.27 ft above HAT  (max)
05/20 18Z,   0.70,  25.60,  99.90,  26.30,   0.00,
05/20 19Z,   0.70,  21.58,  99.90,  22.28,   0.00,
05/20 20Z,   0.70,  16.83,  99.90,  17.53,   0.00,
05/20 21Z,   0.70,  12.16,  99.90,  12.86,   0.00,
05/20 22Z,   0.60,   8.18,  99.90,   8.78,   0.00,
05/20 23Z,   0.60,   5.44,  99.90,   6.04,   0.00,
05/21 00Z,   0.60,   4.51,  99.90,   5.11,   0.00,  (min)
05/21 01Z,   0.50,   6.06,  99.90,   6.56,   0.00,
05/21 02Z,   0.50,  10.38,  99.90,  10.88,   0.00,
05/21 03Z,   0.50,  15.34,  99.90,  15.84,   0.00,
05/21 04Z,   0.40,  18.01,  99.90,  18.41,   0.00,  (max)
05/21 05Z,   0.30,  17.58,  99.90,  17.88,   0.00,
05/21 06Z,   0.30,  14.84,  99.90,  15.14,   0.00,
05/21 07Z,   0.40,  10.82,  99.90,  11.22,   0.00,
05/21 08Z,   0.60,   6.48,  99.90,   7.08,   0.00,
05/21 09Z,   0.90,   2.50,  99.90,   3.40,   0.00,
05/21 10Z,   1.30,  -0.71,  99.90,   0.59,   0.00,
05/21 11Z,   1.80,  -2.71,  99.90,  -0.91,   0.00,  (min)
05/21 12Z,   2.30,  -2.87,  99.90,  -0.57,   0.00,
05/21 13Z,   2.60,  -0.23,  99.90,   2.37,   0.00,
05/21 14Z,   2.70,   5.73,  99.90,   8.43,   0.00,
05/21 15Z,   2.70,  13.88,  99.90,  16.58,   0.00,
05/21 16Z,   2.30,  21.62,  99.90,  23.92,   0.00,
05/21 17Z,   1.80,  26.47,  99.90,  28.27,   0.00,  0.19 ft above HAT
05/21 18Z,   1.30,  27.43,  99.90,  28.73,   0.00,  0.65 ft above HAT