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 Heiden, AK : 07/19/2026 12:21:09 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 12Z,   0.30,   5.75,  99.90,   6.05,   0.00,
07/17 13Z,   0.30,   6.37,  99.90,   6.67,   0.00,  (max)
07/17 14Z,   0.30,   6.35,  99.90,   6.65,   0.00,
07/17 15Z,   0.30,   5.88,  99.90,   6.18,   0.00,
07/17 16Z,   0.40,   4.63,  99.90,   5.03,   0.00,
07/17 17Z,   0.40,   2.37,  99.90,   2.77,   0.00,
07/17 18Z,   0.40,  -0.60,  99.90,  -0.20,   0.00,
07/17 19Z,   0.40,  -3.17,  99.90,  -2.77,   0.00,
07/17 20Z,   0.50,  -3.93,  99.90,  -3.43,   0.00,  (min)
07/17 21Z,   0.50,  -2.57,  99.90,  -2.07,   0.00,
07/17 22Z,   0.40,  -0.29,  99.90,   0.11,   0.00,
07/17 23Z,   0.40,   1.51,  99.90,   1.91,   0.00,
07/18 00Z,   0.40,   2.35,  99.90,   2.75,   0.00,
07/18 01Z,   0.40,   2.55,  99.90,   2.95,   0.00,  (max)
07/18 02Z,   0.40,   2.43,  99.90,   2.83,   0.00,
07/18 03Z,   0.30,   1.72,  99.90,   2.02,   0.00,
07/18 04Z,   0.20,   0.15,  99.90,   0.35,   0.00,
07/18 05Z,   0.20,  -2.39,  99.90,  -2.19,   0.00,
07/18 06Z,   0.20,  -5.52,  99.90,  -5.32,   0.00,
07/18 07Z,   0.20,  -8.14,  99.90,  -7.94,   0.00,
07/18 08Z,   0.10,  -8.64,  99.90,  -8.54,   0.00,  (min)
07/18 09Z,   0.00,  -6.35,  99.90,  -6.35,   0.00,
07/18 10Z,   0.00,  -2.35,  99.90,  -2.35,   0.00,
07/18 11Z,  -0.10,   1.54,  99.90,   1.44,   0.00,
07/18 12Z,  -0.10,   4.25,  99.90,   4.15,   0.00,
07/18 13Z,  -0.10,   5.61,  99.90,   5.51,   0.00,
07/18 14Z,  -0.20,   6.04,  99.90,   5.84,   0.00,  (max)
07/18 15Z,  -0.20,   5.93,  99.90,   5.73,   0.00,
07/18 16Z,  -0.20,   5.28,  99.90,   5.08,   0.00,
07/18 17Z,  -0.20,   3.75,  99.90,   3.55,   0.00,
07/18 18Z,  -0.20,   1.17,  99.90,   0.97,   0.00,
07/18 19Z,  -0.20,  -2.06,  99.90,  -2.26,   0.00,
07/18 20Z,  -0.20,  -4.66,  99.90,  -4.86,   0.00,
07/18 21Z,  -0.30,  -5.23,  99.90,  -5.53,   0.00,  (min)
07/18 22Z,  -0.30,  -3.57,  99.90,  -3.87,   0.00,
07/18 23Z,  -0.30,  -0.96,  99.90,  -1.26,   0.00,
07/19 00Z,   0.00,   1.19,  99.90,   1.19,   0.00,
07/19 01Z,   0.00,   2.32,  99.90,   2.32,   0.00,
07/19 02Z,   0.00,   2.68,  99.90,   2.68,   0.00,
07/19 03Z,   0.10,   2.64,  99.90,   2.74,   0.00,  (max)
07/19 04Z,   0.20,   2.14,  99.90,   2.34,   0.00,
07/19 05Z,   0.20,   0.90,  99.90,   1.10,   0.00,
07/19 06Z,   0.30,  -1.25,  99.90,  -0.95,   0.00,
07/19 07Z,   0.40,  -4.06,  99.90,  -3.66,   0.00,
07/19 08Z,   0.40,  -6.43,  99.90,  -6.03,   0.00,
07/19 09Z,   0.50,  -6.86,  99.90,  -6.36,   0.00,  (min)
07/19 10Z,   0.50,  -4.74,  99.90,  -4.24,   0.00,
07/19 11Z,   0.50,  -1.20,  99.90,  -0.70,   0.00,
07/19 12Z,   0.50,   2.11,  99.90,   2.61,   0.00,
07/19 13Z,   0.40,   4.28,  99.90,   4.68,   0.00,
07/19 14Z,   0.40,   5.28,  99.90,   5.68,   0.00,
07/19 15Z,   0.30,   5.53,  99.90,   5.83,   0.00,  (max)
07/19 16Z,   0.30,   5.31,  99.90,   5.61,   0.00,
07/19 17Z,   0.30,   4.47,  99.90,   4.77,   0.00,
07/19 18Z,   0.30,   2.67,  99.90,   2.97,   0.00,
07/19 19Z,   0.30,  -0.19,  99.90,   0.11,   0.00,
07/19 20Z,   0.40,  -3.56,  99.90,  -3.16,   0.00,
07/19 21Z,   0.40,  -6.07,  99.90,  -5.67,   0.00,
07/19 22Z,   0.40,  -6.33,  99.90,  -5.93,   0.00,  (min)
07/19 23Z,   0.40,  -4.32,  99.90,  -3.92,   0.00,
07/20 00Z,   0.40,  -1.42,  99.90,  -1.02,   0.00,
07/20 01Z,   0.30,   1.01,  99.90,   1.31,   0.00,
07/20 02Z,   0.30,   2.39,  99.90,   2.69,   0.00,
07/20 03Z,   0.40,   2.89,  99.90,   3.29,   0.00,
07/20 04Z,   0.40,   2.92,  99.90,   3.32,   0.00,  (max)
07/20 05Z,   0.50,   2.60,  99.90,   3.10,   0.00,
07/20 06Z,   0.50,   1.67,  99.90,   2.17,   0.00,
07/20 07Z,   0.60,  -0.12,  99.90,   0.48,   0.00,
07/20 08Z,   0.60,  -2.58,  99.90,  -1.98,   0.00,
07/20 09Z,   0.60,  -4.71,  99.90,  -4.11,   0.00,
07/20 10Z,   0.60,  -5.06,  99.90,  -4.46,   0.00,  (min)
07/20 11Z,   0.50,  -3.18,  99.90,  -2.68,   0.00,
07/20 12Z,   0.50,  -0.16,  99.90,   0.34,   0.00,
07/20 13Z,   0.50,   2.51,  99.90,   3.01,   0.00,
07/20 14Z,   0.50,   4.12,  99.90,   4.62,   0.00,
07/20 15Z,   0.40,   4.77,  99.90,   5.17,   0.00,
07/20 16Z,   0.40,   4.87,  99.90,   5.27,   0.00,  (max)
07/20 17Z,   0.50,   4.52,  99.90,   5.02,   0.00,
07/20 18Z,   0.50,   3.49,  99.90,   3.99,   0.00,
07/20 19Z,   0.50,   1.47,  99.90,   1.97,   0.00,
07/20 20Z,   0.50,  -1.58,  99.90,  -1.08,   0.00,
07/20 21Z,   0.50,  -4.97,  99.90,  -4.47,   0.00,
07/20 22Z,   0.40,  -7.22,  99.90,  -6.82,   0.00,  (min)
07/20 23Z,   0.40,  -7.07,  99.90,  -6.67,   0.00,
07/21 00Z,   0.30,  -4.72,  99.90,  -4.42,   0.00,
07/21 01Z,   0.20,  -1.58,  99.90,  -1.38,   0.00,
07/21 02Z,   0.20,   1.03,  99.90,   1.23,   0.00,
07/21 03Z,   0.20,   2.56,  99.90,   2.76,   0.00,
07/21 04Z,   0.20,   3.16,  99.90,   3.36,   0.00,
07/21 05Z,   0.20,   3.24,  99.90,   3.44,   0.00,  (max)
07/21 06Z,   0.20,   3.06,  99.90,   3.26,   0.00,
07/21 07Z,   0.30,   2.38,  99.90,   2.68,   0.00,
07/21 08Z,   0.20,   0.90,  99.90,   1.10,   0.00,
07/21 09Z,   0.20,  -1.24,  99.90,  -1.04,   0.00,
07/21 10Z,   0.20,  -3.12,  99.90,  -2.92,   0.00,
07/21 11Z,   0.20,  -3.41,  99.90,  -3.21,   0.00,  (min)
07/21 12Z,   0.30,  -1.79,  99.90,  -1.49,   0.00,
07/21 13Z,   0.40,   0.67,  99.90,   1.07,   0.00,
07/21 14Z,   0.60,   2.69,  99.90,   3.29,   0.00,
07/21 15Z,   0.60,   3.78,  99.90,   4.38,   0.00,
07/21 16Z,   0.70,   4.12,  99.90,   4.82,   0.00,
07/21 17Z,   0.90,   4.10,  99.90,   5.00,   0.00,  (max)
07/21 18Z,   1.00,   3.64,  99.90,   4.64,   0.00,
07/21 19Z,   1.20,   2.43,  99.90,   3.63,   0.00,
07/21 20Z,   1.20,   0.23,  99.90,   1.43,   0.00,
07/21 21Z,   1.30,  -2.90,  99.90,  -1.60,   0.00,
07/21 22Z,   1.30,  -6.16,  99.90,  -4.86,   0.00,
07/21 23Z,   1.20,  -8.02,  99.90,  -6.82,   0.00,  (min)
07/22 00Z,   1.10,  -7.39,  99.90,  -6.29,   0.00,
07/22 01Z,   1.20,  -4.71,  99.90,  -3.51,   0.00,
07/22 02Z,   1.10,  -1.43,  99.90,  -0.33,   0.00,
07/22 03Z,   1.00,   1.24,  99.90,   2.24,   0.00,
07/22 04Z,   0.90,   2.82,  99.90,   3.72,   0.00,
07/22 05Z,   0.90,   3.46,  99.90,   4.36,   0.00,  (max)
07/22 06Z,   0.80,   3.56,  99.90,   4.36,   0.00,
07/22 07Z,   0.70,   3.46,  99.90,   4.16,   0.00,
07/22 08Z,   0.70,   2.97,  99.90,   3.67,   0.00,
07/22 09Z,   0.60,   1.74,  99.90,   2.34,   0.00,
07/22 10Z,   0.70,  -0.14,  99.90,   0.56,   0.00,
07/22 11Z,   0.60,  -1.78,  99.90,  -1.18,   0.00,
07/22 12Z,   0.50,  -2.02,  99.90,  -1.52,   0.00,  (min)
07/22 13Z,   0.40,  -0.66,  99.90,  -0.26,   0.00,
07/22 14Z,   0.40,   1.26,  99.90,   1.66,   0.00,
07/22 15Z,   0.40,   2.67,  99.90,   3.07,   0.00,
07/22 16Z,   0.40,   3.29,  99.90,   3.69,   0.00,
07/22 17Z,   0.40,   3.40,  99.90,   3.80,   0.00,  (max)
07/22 18Z,   0.40,   3.30,  99.90,   3.70,   0.00,
07/22 19Z,   0.40,   2.72,  99.90,   3.12,   0.00,
07/22 20Z,   0.30,   1.37,  99.90,   1.67,   0.00,
07/22 21Z,   0.30,  -0.94,  99.90,  -0.64,   0.00,
07/22 22Z,   0.30,  -4.06,  99.90,  -3.76,   0.00,
07/22 23Z,   0.30,  -7.06,  99.90,  -6.76,   0.00,
07/23 00Z,   0.30,  -8.41,  99.90,  -8.11,   0.00,