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
#Apokak Creek Ent, AK : 04/21/2026 22:22:48 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 06Z,   2.70, -11.11,  99.90,  -8.41,   0.00,
04/20 07Z,   2.60, -11.49,  99.90,  -8.89,   0.00,  (min)
04/20 08Z,   2.60, -11.46,  99.90,  -8.86,   0.00,
04/20 09Z,   2.50, -10.78,  99.90,  -8.28,   0.00,
04/20 10Z,   2.50,  -8.78,  99.90,  -6.28,   0.00,
04/20 11Z,   2.50,  -5.35,  99.90,  -2.85,   0.00,
04/20 12Z,   2.30,  -1.63,  99.90,   0.67,   0.00,
04/20 13Z,   2.20,   0.88,  99.90,   3.08,   0.00,
04/20 14Z,   2.00,   1.33,  99.90,   3.33,   0.00,  (max)
04/20 15Z,   1.90,  -0.19,  99.90,   1.71,   0.00,
04/20 16Z,   1.80,  -2.70,  99.90,  -0.90,   0.00,
04/20 17Z,   1.70,  -5.31,  99.90,  -3.61,   0.00,
04/20 18Z,   1.60,  -7.50,  99.90,  -5.90,   0.00,
04/20 19Z,   1.50,  -9.02,  99.90,  -7.52,   0.00,
04/20 20Z,   1.50,  -9.80,  99.90,  -8.30,   0.00,
04/20 21Z,   1.50,  -9.86,  99.90,  -8.36,   0.00,  (min)
04/20 22Z,   1.60,  -8.84,  99.90,  -7.24,   0.00,
04/20 23Z,   1.60,  -6.36,  99.90,  -4.76,   0.00,
04/21 00Z,   1.40,  -3.58,  99.90,  -2.18,   0.00,
04/21 01Z,   1.40,  -2.25,  99.90,  -0.85,   0.00,  (max)
04/21 02Z,   1.40,  -2.81,  99.90,  -1.41,   0.00,
04/21 03Z,   1.30,  -4.61,  99.90,  -3.31,   0.00,
04/21 04Z,   1.30,  -6.89,  99.90,  -5.59,   0.00,
04/21 05Z,   1.20,  -8.95,  99.90,  -7.75,   0.00,
04/21 06Z,   0.60, -10.44,  99.90,  -9.84,   0.00,
04/21 07Z,   0.50, -11.30,  99.90, -10.80,   0.00,
04/21 08Z,   0.40, -11.63,  99.90, -11.23,   0.00,
04/21 09Z,   0.30, -11.54,  99.90, -11.24,   0.00,  (min)
04/21 10Z,   0.20, -10.75,  99.90, -10.55,   0.00,
04/21 11Z,   0.10,  -8.56,  99.90,  -8.46,   0.00,
04/21 12Z,  -0.10,  -4.95,  99.90,  -5.05,   0.00,
04/21 13Z,  -0.20,  -1.16,  99.90,  -1.36,   0.00,
04/21 14Z,  -0.30,   1.30,  99.90,   1.00,   0.00,
04/21 15Z,  -0.50,   1.60,  99.90,   1.10,   0.00,  (max)
04/21 16Z,  -0.60,  -0.07,  99.90,  -0.67,   0.00,
04/21 17Z,  -0.80,  -2.69,  99.90,  -3.49,   0.00,
04/21 18Z,  -0.90,  -5.37,  99.90,  -6.27,   0.00,
04/21 19Z,  -1.10,  -7.60,  99.90,  -8.70,   0.00,
04/21 20Z,  -1.20,  -9.12,  99.90, -10.32,   0.00,
04/21 21Z,  -1.20,  -9.87,  99.90, -11.07,   0.00,
04/21 22Z,  -1.30,  -9.88,  99.90, -11.18,   0.00,  (min)
04/21 23Z,  -1.20,  -8.79,  99.90,  -9.99,   0.00,
04/22 00Z,  -1.20,  -6.26,  99.90,  -7.46,   0.00,
04/22 01Z,  -1.00,  -3.49,  99.90,  -4.49,   0.00,
04/22 02Z,  -0.90,  -2.22,  99.90,  -3.12,   0.00,  (max)
04/22 03Z,  -0.80,  -2.85,  99.90,  -3.65,   0.00,
04/22 04Z,  -0.70,  -4.71,  99.90,  -5.41,   0.00,
04/22 05Z,  -0.50,  -7.01,  99.90,  -7.51,   0.00,
04/22 06Z,  -0.30,  -9.06,  99.90,  -9.36,   0.00,
04/22 07Z,  -0.10, -10.54,  99.90, -10.64,   0.00,
04/22 08Z,   0.00, -11.36,  99.90, -11.36,   0.00,
04/22 09Z,   0.20, -11.67,  99.90, -11.47,   0.00,  (min)
04/22 10Z,   0.40, -11.55,  99.90, -11.15,   0.00,
04/22 11Z,   0.70, -10.66,  99.90,  -9.96,   0.00,
04/22 12Z,   0.90,  -8.34,  99.90,  -7.44,   0.00,
04/22 13Z,   1.00,  -4.63,  99.90,  -3.63,   0.00,
04/22 14Z,   1.20,  -0.83,  99.90,   0.37,   0.00,
04/22 15Z,   1.60,   1.51,  99.90,   3.11,   0.00,
04/22 16Z,   1.80,   1.65,  99.90,   3.45,   0.00,  (max)
04/22 17Z,   1.80,  -0.15,  99.90,   1.65,   0.00,
04/22 18Z,   1.60,  -2.84,  99.90,  -1.24,   0.00,
04/22 19Z,   1.50,  -5.56,  99.90,  -4.06,   0.00,
04/22 20Z,   1.40,  -7.79,  99.90,  -6.39,   0.00,
04/22 21Z,   1.40,  -9.27,  99.90,  -7.87,   0.00,
04/22 22Z,   1.30,  -9.98,  99.90,  -8.68,   0.00,
04/22 23Z,   1.20,  -9.94,  99.90,  -8.74,   0.00,  (min)
04/23 00Z,   1.20,  -8.79,  99.90,  -7.59,   0.00,
04/23 01Z,   1.20,  -6.24,  99.90,  -5.04,   0.00,
04/23 02Z,   1.20,  -3.47,  99.90,  -2.27,   0.00,
04/23 03Z,   1.20,  -2.17,  99.90,  -0.97,   0.00,  (max)
04/23 04Z,   1.20,  -2.78,  99.90,  -1.58,   0.00,
04/23 05Z,   1.20,  -4.64,  99.90,  -3.44,   0.00,
04/23 06Z,   1.20,  -6.94,  99.90,  -5.74,   0.00,
04/23 07Z,   1.30,  -9.00,  99.90,  -7.70,   0.00,
04/23 08Z,   1.30, -10.48,  99.90,  -9.18,   0.00,
04/23 09Z,   1.40, -11.32,  99.90,  -9.92,   0.00,
04/23 10Z,   1.60, -11.61,  99.90, -10.01,   0.00,  (min)
04/23 11Z,   1.90, -11.47,  99.90,  -9.57,   0.00,
04/23 12Z,   2.00, -10.52,  99.90,  -8.52,   0.00,
04/23 13Z,   2.20,  -8.11,  99.90,  -5.91,   0.00,
04/23 14Z,   2.30,  -4.38,  99.90,  -2.08,   0.00,
04/23 15Z,   2.30,  -0.65,  99.90,   1.65,   0.00,
04/23 16Z,   2.30,   1.53,  99.90,   3.83,   0.00,  (max)
04/23 17Z,   2.30,   1.48,  99.90,   3.78,   0.00,
04/23 18Z,   2.20,  -0.42,  99.90,   1.78,   0.00,
04/23 19Z,   2.20,  -3.15,  99.90,  -0.95,   0.00,
04/23 20Z,   2.20,  -5.86,  99.90,  -3.66,   0.00,
04/23 21Z,   2.20,  -8.05,  99.90,  -5.85,   0.00,
04/23 22Z,   2.20,  -9.47,  99.90,  -7.27,   0.00,
04/23 23Z,   2.20, -10.11,  99.90,  -7.91,   0.00,  (min)
04/24 00Z,   2.20, -10.02,  99.90,  -7.82,   0.00,
04/24 01Z,   2.30,  -8.84,  99.90,  -6.54,   0.00,
04/24 02Z,   2.30,  -6.32,  99.90,  -4.02,   0.00,
04/24 03Z,   2.10,  -3.52,  99.90,  -1.42,   0.00,
04/24 04Z,   2.00,  -2.11,  99.90,  -0.11,   0.00,  (max)
04/24 05Z,   1.70,  -2.63,  99.90,  -0.93,   0.00,
04/24 06Z,   1.50,  -4.44,  99.90,  -2.94,   0.00,
04/24 07Z,   1.30,  -6.71,  99.90,  -5.41,   0.00,
04/24 08Z,   1.10,  -8.79,  99.90,  -7.69,   0.00,
04/24 09Z,   0.90, -10.30,  99.90,  -9.40,   0.00,
04/24 10Z,   0.70, -11.16,  99.90, -10.46,   0.00,
04/24 11Z,   0.50, -11.47,  99.90, -10.97,   0.00,  (min)
04/24 12Z,   0.40, -11.31,  99.90, -10.91,   0.00,
04/24 13Z,   0.40, -10.31,  99.90,  -9.91,   0.00,
04/24 14Z,   0.30,  -7.86,  99.90,  -7.56,   0.00,
04/24 15Z,   0.30,  -4.18,  99.90,  -3.88,   0.00,
04/24 16Z,   0.20,  -0.59,  99.90,  -0.39,   0.00,
04/24 17Z,   0.20,   1.38,  99.90,   1.58,   0.00,  (max)
04/24 18Z,   0.20,   1.13,  99.90,   1.33,   0.00,
04/24 19Z,   0.20,  -0.86,  99.90,  -0.66,   0.00,
04/24 20Z,   0.10,  -3.58,  99.90,  -3.48,   0.00,
04/24 21Z,   0.10,  -6.25,  99.90,  -6.15,   0.00,
04/24 22Z,   0.00,  -8.37,  99.90,  -8.37,   0.00,
04/24 23Z,   0.00,  -9.71,  99.90,  -9.71,   0.00,
04/25 00Z,   0.00, -10.28,  99.90, -10.28,   0.00,  (min)
04/25 01Z,   0.00, -10.13,  99.90, -10.13,   0.00,
04/25 02Z,   0.00,  -8.95,  99.90,  -8.95,   0.00,
04/25 03Z,   0.00,  -6.47,  99.90,  -6.47,   0.00,
04/25 04Z,   0.00,  -3.64,  99.90,  -3.64,   0.00,
04/25 05Z,   0.10,  -2.06,  99.90,  -1.96,   0.00,  (max)
04/25 06Z,   0.10,  -2.42,  99.90,  -2.32,   0.00,
04/25 07Z,   0.10,  -4.13,  99.90,  -4.03,   0.00,
04/25 08Z,   0.10,  -6.35,  99.90,  -6.25,   0.00,
04/25 09Z,   0.10,  -8.44,  99.90,  -8.34,   0.00,
04/25 10Z,   0.10, -10.01,  99.90,  -9.91,   0.00,
04/25 11Z,   0.00, -10.92,  99.90, -10.92,   0.00,
04/25 12Z,   0.00, -11.26,  99.90, -11.26,   0.00,
04/25 13Z,  99.90, -11.08,  99.90,  99.90,   0.00,
04/25 14Z,  99.90, -10.05,  99.90,  99.90,   0.00,
04/25 15Z,  99.90,  -7.60,  99.90,  99.90,   0.00,
04/25 16Z,  99.90,  -4.01,  99.90,  99.90,   0.00,
04/25 17Z,  99.90,  -0.62,  99.90,  99.90,   0.00,
04/25 18Z,  99.90,   1.08,  99.90,  99.90,   0.00,