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
#Port Clarence, AK : 05/20/2025 00:21:28 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 06Z,   0.60,   5.84,  99.90,   6.44,   0.00,
05/18 07Z,   0.60,   5.69,  99.90,   6.29,   0.00,  (max)
05/18 08Z,   0.50,   5.21,  99.90,   5.71,   0.00,
05/18 09Z,   0.50,   4.59,  99.90,   5.09,   0.00,
05/18 10Z,   0.50,   3.97,  99.90,   4.47,   0.00,
05/18 11Z,   0.40,   3.53,  99.90,   3.93,   0.00,  (min)
05/18 12Z,   0.40,   3.57,  99.90,   3.97,   0.00,
05/18 13Z,   0.40,   4.23,  99.90,   4.63,   0.00,
05/18 14Z,   0.40,   5.35,  99.90,   5.75,   0.00,
05/18 15Z,   0.30,   6.58,  99.90,   6.88,   0.00,
05/18 16Z,   0.30,   7.57,  99.90,   7.87,   0.00,
05/18 17Z,   0.20,   8.04,  99.90,   8.24,   0.00,  (max)
05/18 18Z,   0.20,   7.80,  99.90,   8.00,   0.00,
05/18 19Z,   0.20,   6.90,  99.90,   7.10,   0.00,
05/18 20Z,   0.10,   5.54,  99.90,   5.64,   0.00,
05/18 21Z,   0.10,   3.97,  99.90,   4.07,   0.00,
05/18 22Z,   0.10,   2.37,  99.90,   2.47,   0.00,
05/18 23Z,   0.00,   1.00,  99.90,   1.00,   0.00,
05/19 00Z,   0.00,   0.13,  99.90,   0.13,   0.00,
05/19 01Z,   0.00,   0.01,  99.90,   0.01,   0.00,  (min)
05/19 02Z,   0.00,   0.63,  99.90,   0.63,   0.00,
05/19 03Z,   0.00,   1.79,  99.90,   1.79,   0.00,
05/19 04Z,   0.00,   3.20,  99.90,   3.20,   0.00,
05/19 05Z,   0.00,   4.55,  99.90,   4.55,   0.00,
05/19 06Z,   0.00,   5.47,  99.90,   5.47,   0.00,
05/19 07Z,   0.00,   5.79,  99.90,   5.79,   0.00,  (max)
05/19 08Z,   0.00,   5.62,  99.90,   5.62,   0.00,
05/19 09Z,   0.00,   5.16,  99.90,   5.16,   0.00,
05/19 10Z,   0.00,   4.57,  99.90,   4.57,   0.00,
05/19 11Z,   0.00,   3.98,  99.90,   3.98,   0.00,
05/19 12Z,   0.00,   3.59,  99.90,   3.59,   0.00,  (min)
05/19 13Z,   0.00,   3.62,  99.90,   3.62,   0.00,
05/19 14Z,   0.00,   4.22,  99.90,   4.22,   0.00,
05/19 15Z,   0.00,   5.19,  99.90,   5.19,   0.00,
05/19 16Z,   0.00,   6.25,  99.90,   6.25,   0.00,
05/19 17Z,   0.00,   7.11,  99.90,   7.11,   0.00,
05/19 18Z,   0.00,   7.48,  99.90,   7.48,   0.00,  (max)
05/19 19Z,   0.00,   7.21,  99.90,   7.21,   0.00,
05/19 20Z,   0.00,   6.36,  99.90,   6.36,   0.00,
05/19 21Z,   0.00,   5.12,  99.90,   5.12,   0.00,
05/19 22Z,   0.00,   3.70,  99.90,   3.70,   0.00,
05/19 23Z,   0.00,   2.27,  99.90,   2.27,   0.00,
05/20 00Z,   0.00,   1.05,  99.90,   1.05,   0.00,
05/20 01Z,   0.00,   0.32,  99.90,   0.32,   0.00,
05/20 02Z,   0.00,   0.29,  99.90,   0.29,   0.00,  (min)
05/20 03Z,   0.00,   0.94,  99.90,   0.94,   0.00,
05/20 04Z,   0.00,   2.07,  99.90,   2.07,   0.00,
05/20 05Z,   0.00,   3.46,  99.90,   3.46,   0.00,
05/20 06Z,  -0.10,   4.79,  99.90,   4.69,   0.00,
05/20 07Z,  -0.10,   5.69,  99.90,   5.59,   0.00,
05/20 08Z,  -0.10,   5.99,  99.90,   5.89,   0.00,  (max)
05/20 09Z,  -0.20,   5.80,  99.90,   5.60,   0.00,
05/20 10Z,  -0.20,   5.31,  99.90,   5.11,   0.00,
05/20 11Z,  -0.20,   4.66,  99.90,   4.46,   0.00,
05/20 12Z,  -0.20,   3.99,  99.90,   3.79,   0.00,
05/20 13Z,  -0.20,   3.50,  99.90,   3.30,   0.00,
05/20 14Z,  -0.30,   3.40,  99.90,   3.10,   0.00,  (min)
05/20 15Z,  -0.30,   3.82,  99.90,   3.52,   0.00,
05/20 16Z,  -0.40,   4.62,  99.90,   4.22,   0.00,
05/20 17Z,  -0.40,   5.59,  99.90,   5.19,   0.00,
05/20 18Z,  -0.40,   6.46,  99.90,   6.06,   0.00,
05/20 19Z,  -0.40,   6.90,  99.90,   6.50,   0.00,  (max)
05/20 20Z,  -0.40,   6.73,  99.90,   6.33,   0.00,
05/20 21Z,  -0.40,   6.02,  99.90,   5.62,   0.00,
05/20 22Z,  -0.40,   4.93,  99.90,   4.53,   0.00,
05/20 23Z,  -0.40,   3.66,  99.90,   3.26,   0.00,
05/21 00Z,  -0.40,   2.35,  99.90,   1.95,   0.00,
05/21 01Z,  -0.50,   1.22,  99.90,   0.72,   0.00,
05/21 02Z,  -0.50,   0.56,  99.90,   0.06,   0.00,
05/21 03Z,  -0.50,   0.56,  99.90,   0.06,   0.00,  (min)
05/21 04Z,  -0.50,   1.21,  99.90,   0.71,   0.00,
05/21 05Z,  -0.50,   2.38,  99.90,   1.88,   0.00,
05/21 06Z,  -0.60,   3.84,  99.90,   3.24,   0.00,
05/21 07Z,  -0.60,   5.25,  99.90,   4.65,   0.00,
05/21 08Z,  -0.60,   6.18,  99.90,   5.58,   0.00,
05/21 09Z,  -0.60,   6.46,  99.90,   5.86,   0.00,  (max)
05/21 10Z,  -0.70,   6.21,  99.90,   5.51,   0.00,
05/21 11Z,  -0.70,   5.59,  99.90,   4.89,   0.00,
05/21 12Z,  -0.70,   4.75,  99.90,   4.05,   0.00,
05/21 13Z,  -0.70,   3.86,  99.90,   3.16,   0.00,
05/21 14Z,  -0.70,   3.14,  99.90,   2.44,   0.00,
05/21 15Z,  -0.60,   2.83,  99.90,   2.23,   0.00,  (min)
05/21 16Z,  -0.60,   3.04,  99.90,   2.44,   0.00,
05/21 17Z,  -0.60,   3.71,  99.90,   3.11,   0.00,
05/21 18Z,  -0.60,   4.71,  99.90,   4.11,   0.00,
05/21 19Z,  -0.60,   5.75,  99.90,   5.15,   0.00,
05/21 20Z,  -0.50,   6.41,  99.90,   5.91,   0.00,
05/21 21Z,  -0.50,   6.44,  99.90,   5.94,   0.00,  (max)
05/21 22Z,  -0.50,   5.90,  99.90,   5.40,   0.00,
05/21 23Z,  -0.50,   4.98,  99.90,   4.48,   0.00,
05/22 00Z,  -0.50,   3.80,  99.90,   3.30,   0.00,
05/22 01Z,  -0.50,   2.55,  99.90,   2.05,   0.00,
05/22 02Z,  -0.50,   1.46,  99.90,   0.96,   0.00,
05/22 03Z,  -0.50,   0.81,  99.90,   0.31,   0.00,  (min)
05/22 04Z,  -0.50,   0.82,  99.90,   0.32,   0.00,
05/22 05Z,  -0.50,   1.52,  99.90,   1.02,   0.00,
05/22 06Z,  -0.50,   2.80,  99.90,   2.30,   0.00,
05/22 07Z,  -0.50,   4.43,  99.90,   3.93,   0.00,
05/22 08Z,  -0.50,   5.98,  99.90,   5.48,   0.00,
05/22 09Z,  -0.50,   6.94,  99.90,   6.44,   0.00,
05/22 10Z,  -0.50,   7.16,  99.90,   6.66,   0.00,  (max)
05/22 11Z,  -0.40,   6.75,  99.90,   6.35,   0.00,
05/22 12Z,  -0.40,   5.89,  99.90,   5.49,   0.00,
05/22 13Z,  -0.40,   4.73,  99.90,   4.33,   0.00,
05/22 14Z,  -0.30,   3.50,  99.90,   3.20,   0.00,
05/22 15Z,  -0.30,   2.47,  99.90,   2.17,   0.00,
05/22 16Z,  -0.30,   1.91,  99.90,   1.61,   0.00,  (min)
05/22 17Z,  -0.30,   1.96,  99.90,   1.66,   0.00,
05/22 18Z,  -0.30,   2.62,  99.90,   2.32,   0.00,
05/22 19Z,  -0.30,   3.77,  99.90,   3.47,   0.00,
05/22 20Z,  -0.20,   5.11,  99.90,   4.91,   0.00,
05/22 21Z,  -0.20,   6.08,  99.90,   5.88,   0.00,
05/22 22Z,  -0.20,   6.36,  99.90,   6.16,   0.00,  (max)
05/22 23Z,  -0.20,   6.02,  99.90,   5.82,   0.00,
05/23 00Z,  -0.20,   5.20,  99.90,   5.00,   0.00,
05/23 01Z,  -0.20,   4.07,  99.90,   3.87,   0.00,
05/23 02Z,  -0.10,   2.81,  99.90,   2.71,   0.00,
05/23 03Z,  -0.10,   1.70,  99.90,   1.60,   0.00,
05/23 04Z,  -0.10,   1.04,  99.90,   0.94,   0.00,  (min)
05/23 05Z,  -0.10,   1.10,  99.90,   1.00,   0.00,
05/23 06Z,  -0.10,   1.93,  99.90,   1.83,   0.00,
05/23 07Z,  -0.10,   3.41,  99.90,   3.31,   0.00,
05/23 08Z,  -0.10,   5.27,  99.90,   5.17,   0.00,
05/23 09Z,  -0.10,   6.94,  99.90,   6.84,   0.00,
05/23 10Z,  -0.10,   7.88,  99.90,   7.78,   0.00,
05/23 11Z,   0.00,   7.96,  99.90,   7.96,   0.00,  (max)
05/23 12Z,   0.00,   7.30,  99.90,   7.30,   0.00,
05/23 13Z,   0.00,   6.09,  99.90,   6.09,   0.00,
05/23 14Z,   0.00,   4.52,  99.90,   4.52,   0.00,
05/23 15Z,   0.00,   2.89,  99.90,   2.89,   0.00,
05/23 16Z,   0.00,   1.53,  99.90,   1.53,   0.00,
05/23 17Z,   0.00,   0.76,  99.90,   0.76,   0.00,
05/23 18Z,   0.00,   0.76,  99.90,   0.76,   0.00,