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
#Elfin Cove, AK : 05/20/2026 16:22:43 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 00Z,  -0.40,  -1.18,  -2.82,  99.90,  -1.24,  (max)
05/19 01Z,  -0.40,  -2.46,  -4.10,  99.90,  -1.24,
05/19 02Z,  -0.40,  -4.33,  -6.10,  99.90,  -1.37,
05/19 03Z,  -0.40,  -6.17,  -7.83,  99.90,  -1.26,
05/19 04Z,  -0.30,  -7.42,  -9.06,  99.90,  -1.34,
05/19 05Z,  -0.30,  -7.69,  -9.28,  99.90,  -1.29,  (min)
05/19 06Z,  -0.40,  -6.83,  -8.29,  99.90,  -1.06,
05/19 07Z,  -0.40,  -4.98,  -6.34,  99.90,  -0.96,
05/19 08Z,  -0.40,  -2.55,  -3.84,  99.90,  -0.89,
05/19 09Z,  -0.40,  -0.17,  -1.58,  99.90,  -1.01,
05/19 10Z,  -0.40,   1.50,   0.05,  99.90,  -1.05,
05/19 11Z,  -0.40,   1.90,   0.45,  99.90,  -1.05,  (max)
05/19 12Z,  -0.50,   0.77,  -0.83,  99.90,  -1.10,
05/19 13Z,  -0.50,  -1.76,  -3.44,  99.90,  -1.18,
05/19 14Z,  -0.60,  -5.14,  -6.93,  99.90,  -1.19,
05/19 15Z,  -0.60,  -8.64, -10.41,  99.90,  -1.17,
05/19 16Z,  -0.60, -11.55, -13.19,  99.90,  -1.04,
05/19 17Z,  -0.50, -13.32, -14.97,  99.90,  -1.15,
05/19 18Z,  -0.60, -13.64, -15.18,  99.90,  -0.94,  (min)
05/19 19Z,  -0.60, -12.49, -13.94,  99.90,  -0.85,
05/19 20Z,  -0.60, -10.17, -11.58,  99.90,  -0.81,
05/19 21Z,  -0.60,  -7.23,  -8.79,  99.90,  -0.96,
05/19 22Z,  -0.60,  -4.37,  -6.04,  99.90,  -1.07,
05/19 23Z,  -0.50,  -2.21,  -4.03,  99.90,  -1.32,
05/20 00Z,  -0.60,  -1.19,  -3.06,  99.90,  -1.27,  (max)
05/20 01Z,  -0.60,  -1.45,  -3.32,  99.90,  -1.27,
05/20 02Z,  -0.70,  -2.73,  -4.69,  99.90,  -1.26,
05/20 03Z,  -0.70,  -4.48,  -6.40,  99.90,  -1.22,
05/20 04Z,  -0.70,  -6.15,  -8.03,  99.90,  -1.18,
05/20 05Z,  -0.60,  -7.24,  -9.06,  99.90,  -1.22,
05/20 06Z,  -0.60,  -7.40,  -9.11,  99.90,  -1.11,  (min)
05/20 07Z,  -0.60,  -6.52,  -8.11,  99.90,  -0.99,
05/20 08Z,  -0.70,  -4.74,  -6.21,  99.90,  -0.77,
05/20 09Z,  -0.70,  -2.47,  -3.99,  99.90,  -0.82,
05/20 10Z,  -0.70,  -0.35,  -1.87,  99.90,  -0.82,
05/20 11Z,  -0.70,   1.04,  -0.55,  99.90,  -0.89,
05/20 12Z,  -0.60,   1.22,  -0.35,  99.90,  -0.97,  (max)
05/20 13Z,  -0.50,   0.00,  -1.61,  99.90,  -1.11,
05/20 14Z,  -0.50,  -2.45,  -4.20,  99.90,  -1.25,
05/20 15Z,  -0.50,  -5.60,  -7.35,  99.90,  -1.25,
05/20 16Z,  -0.50,  -8.78, -10.45,  99.90,  -1.17,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 17Z,  -0.50, -11.35,  99.90, -13.01,  -1.16,
05/20 18Z,  -0.40, -12.84,  99.90, -14.38,  -1.14,
05/20 19Z,  -0.40, -12.97,  99.90, -14.50,  -1.13,  (min)
05/20 20Z,  -0.40, -11.75,  99.90, -13.27,  -1.11,
05/20 21Z,  -0.40,  -9.49,  99.90, -10.99,  -1.10,
05/20 22Z,  -0.40,  -6.74,  99.90,  -8.22,  -1.09,
05/20 23Z,  -0.40,  -4.13,  99.90,  -5.60,  -1.07,
05/21 00Z,  -0.30,  -2.22,  99.90,  -3.58,  -1.06,
05/21 01Z,  -0.20,  -1.36,  99.90,  -2.61,  -1.04,  (max)
05/21 02Z,  -0.20,  -1.67,  99.90,  -2.90,  -1.03,
05/21 03Z,  -0.20,  -2.88,  99.90,  -4.09,  -1.01,
05/21 04Z,  -0.20,  -4.49,  99.90,  -5.69,  -1.00,
05/21 05Z,  -0.30,  -6.02,  99.90,  -7.32,  -1.00,
05/21 06Z,  -0.40,  -7.02,  99.90,  -8.42,  -1.00,
05/21 07Z,  -0.40,  -7.18,  99.90,  -8.58,  -1.00,  (min)
05/21 08Z,  -0.40,  -6.39,  99.90,  -7.79,  -1.00,
05/21 09Z,  -0.40,  -4.79,  99.90,  -6.18,  -1.00,
05/21 10Z,  -0.50,  -2.78,  99.90,  -4.28,  -1.00,
05/21 11Z,  -0.50,  -0.94,  99.90,  -2.44,  -1.00,
05/21 12Z,  -0.60,   0.23,  99.90,  -1.37,  -1.00,
05/21 13Z,  -0.60,   0.32,  99.90,  -1.28,  -1.00,  (max)
05/21 14Z,  -0.60,  -0.83,  99.90,  -2.43,  -1.00,
05/21 15Z,  -0.60,  -3.05,  99.90,  -4.65,  -1.00,
05/21 16Z,  -0.60,  -5.85,  99.90,  -7.45,  -1.00,
05/21 17Z,  -0.60,  -8.63,  99.90, -10.23,  -1.00,
05/21 18Z,  -0.60, -10.86,  99.90, -12.46,  -1.00,
05/21 19Z,  -0.60, -12.10,  99.90, -13.70,  -1.00,
05/21 20Z,  -0.60, -12.11,  99.90, -13.71,  -1.00,  (min)
05/21 21Z,  -0.60, -10.90,  99.90, -12.49,  -1.00,
05/21 22Z,  -0.50,  -8.78,  99.90, -10.28,  -1.00,
05/21 23Z,  -0.50,  -6.27,  99.90,  -7.77,  -1.00,
05/22 00Z,  -0.50,  -3.93,  99.90,  -5.43,  -1.00,
05/22 01Z,  -0.50,  -2.21,  99.90,  -3.70,  -1.00,
05/22 02Z,  -0.60,  -1.45,  99.90,  -3.05,  -1.00,  (max)
05/22 03Z,  -0.60,  -1.76,  99.90,  -3.36,  -1.00,
05/22 04Z,  -0.70,  -2.88,  99.90,  -4.57,  -1.00,
05/22 05Z,  -0.70,  -4.38,  99.90,  -6.08,  -1.00,
05/22 06Z,  -0.60,  -5.84,  99.90,  -7.44,  -1.00,
05/22 07Z,  -0.70,  -6.86,  99.90,  -8.56,  -1.00,
05/22 08Z,  -0.60,  -7.12,  99.90,  -8.72,  -1.00,  (min)
05/22 09Z,  -0.60,  -6.50,  99.90,  -8.10,  -1.00,
05/22 10Z,  -0.60,  -5.16,  99.90,  -6.75,  -1.00,
05/22 11Z,  -0.60,  -3.44,  99.90,  -5.04,  -1.00,
05/22 12Z,  -0.50,  -1.84,  99.90,  -3.34,  -1.00,
05/22 13Z,  -0.50,  -0.80,  99.90,  -2.30,  -1.00,
05/22 14Z,  -0.60,  -0.67,  99.90,  -2.27,  -1.00,  (max)
05/22 15Z,  -0.60,  -1.62,  99.90,  -3.22,  -1.00,
05/22 16Z,  -0.60,  -3.51,  99.90,  -5.11,  -1.00,
05/22 17Z,  -0.50,  -5.89,  99.90,  -7.39,  -1.00,
05/22 18Z,  -0.60,  -8.28,  99.90,  -9.88,  -1.00,
05/22 19Z,  -0.60, -10.19,  99.90, -11.79,  -1.00,
05/22 20Z,  -0.60, -11.23,  99.90, -12.83,  -1.00,  (min)
05/22 21Z,  -0.50, -11.16,  99.90, -12.65,  -1.00,
05/22 22Z,  -0.50, -10.01,  99.90, -11.51,  -1.00,
05/22 23Z,  -0.50,  -8.08,  99.90,  -9.58,  -1.00,
05/23 00Z,  -0.50,  -5.81,  99.90,  -7.31,  -1.00,
05/23 01Z,  -0.50,  -3.67,  99.90,  -5.17,  -1.00,
05/23 02Z,  -0.40,  -2.09,  99.90,  -3.48,  -1.00,
05/23 03Z,  -0.50,  -1.40,  99.90,  -2.90,  -1.00,  (max)
05/23 04Z,  -0.50,  -1.69,  99.90,  -3.19,  -1.00,
05/23 05Z,  -0.50,  -2.75,  99.90,  -4.25,  -1.00,
05/23 06Z,  -0.50,  -4.23,  99.90,  -5.73,  -1.00,
05/23 07Z,  -0.50,  -5.73,  99.90,  -7.23,  -1.00,
05/23 08Z,  -0.50,  -6.85,  99.90,  -8.35,  -1.00,
05/23 09Z,  -0.50,  -7.28,  99.90,  -8.77,  -1.00,  (min)
05/23 10Z,  -0.40,  -6.90,  99.90,  -8.30,  -1.00,
05/23 11Z,  -0.30,  -5.83,  99.90,  -7.12,  -1.00,
05/23 12Z,  -0.30,  -4.36,  99.90,  -5.66,  -1.00,
05/23 13Z,  -0.30,  -2.90,  99.90,  -4.20,  -1.00,
05/23 14Z,  -0.30,  -1.86,  99.90,  -3.16,  -1.00,
05/23 15Z,  -0.40,  -1.59,  99.90,  -2.99,  -1.00,  (max)
05/23 16Z,  -0.40,  -2.27,  99.90,  -3.67,  -1.00,
05/23 17Z,  -0.40,  -3.78,  99.90,  -5.17,  -1.00,
05/23 18Z,  -0.30,  -5.76,  99.90,  -7.06,  -1.00,
05/23 19Z,  -0.30,  -7.80,  99.90,  -9.10,  -1.00,
05/23 20Z,  -0.30,  -9.45,  99.90, -10.74,  -1.00,
05/23 21Z,  -0.20, -10.32,  99.90, -11.52,  -1.00,  (min)
05/23 22Z,  -0.10, -10.22,  99.90, -11.32,  -1.00,
05/23 23Z,  -0.10,  -9.16,  99.90, -10.26,  -1.00,
05/24 00Z,  -0.10,  -7.39,  99.90,  -8.49,  -1.00,
05/24 01Z,  -0.10,  -5.29,  99.90,  -6.39,  -1.00,
05/24 02Z,  -0.10,  -3.29,  99.90,  -4.39,  -1.00,
05/24 03Z,  -0.10,  -1.81,  99.90,  -2.91,  -1.00,
05/24 04Z,  -0.10,  -1.19,  99.90,  -2.29,  -1.00,  (max)
05/24 05Z,  -0.20,  -1.51,  99.90,  -2.71,  -1.00,
05/24 06Z,  -0.20,  -2.61,  99.90,  -3.81,  -1.00,
05/24 07Z,  99.90,  -4.16,  99.90,  99.90,  -1.00,
05/24 08Z,  99.90,  -5.78,  99.90,  99.90,  -1.00,
05/24 09Z,  99.90,  -7.07,  99.90,  99.90,  -1.00,
05/24 10Z,  99.90,  -7.71,  99.90,  99.90,  -1.00,
05/24 11Z,  99.90,  -7.57,  99.90,  99.90,  -1.00,
05/24 12Z,  99.90,  -6.70,  99.90,  99.90,  -1.00,