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 : 05/21/2025 18:25:14 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 00Z,   0.30,  -5.45,  99.90,  -5.15,   0.00,  (min)
05/20 01Z,   0.40,  -4.50,  99.90,  -4.10,   0.00,
05/20 02Z,   0.40,  -4.04,  99.90,  -3.64,   0.00,  (max)
05/20 03Z,   0.40,  -4.05,  99.90,  -3.65,   0.00,
05/20 04Z,   0.40,  -4.11,  99.90,  -3.71,   0.00,
05/20 05Z,   0.30,  -4.25,  99.90,  -3.95,   0.00,
05/20 06Z,   0.30,  -4.76,  99.90,  -4.46,   0.00,
05/20 07Z,   0.30,  -5.86,  99.90,  -5.56,   0.00,
05/20 08Z,   0.30,  -7.43,  99.90,  -7.13,   0.00,
05/20 09Z,   0.30,  -9.05,  99.90,  -8.75,   0.00,
05/20 10Z,   0.30, -10.08,  99.90,  -9.78,   0.00,  (min)
05/20 11Z,   0.40,  -9.69,  99.90,  -9.29,   0.00,
05/20 12Z,   0.40,  -7.51,  99.90,  -7.11,   0.00,
05/20 13Z,   0.50,  -4.44,  99.90,  -3.94,   0.00,
05/20 14Z,   0.50,  -1.86,  99.90,  -1.36,   0.00,
05/20 15Z,   0.50,  -0.40,  99.90,   0.10,   0.00,
05/20 16Z,   0.50,   0.18,  99.90,   0.68,   0.00,
05/20 17Z,   0.50,   0.30,  99.90,   0.80,   0.00,  (max)
05/20 18Z,   0.60,   0.19,  99.90,   0.79,   0.00,
05/20 19Z,   0.60,  -0.31,  99.90,   0.29,   0.00,
05/20 20Z,   0.60,  -1.43,  99.90,  -0.83,   0.00,
05/20 21Z,   0.60,  -3.18,  99.90,  -2.58,   0.00,
05/20 22Z,   0.60,  -5.21,  99.90,  -4.61,   0.00,
05/20 23Z,   0.60,  -6.81,  99.90,  -6.21,   0.00,
05/21 00Z,   0.60,  -7.08,  99.90,  -6.48,   0.00,  (min)
05/21 01Z,   0.60,  -5.97,  99.90,  -5.37,   0.00,
05/21 02Z,   0.60,  -4.54,  99.90,  -3.94,   0.00,
05/21 03Z,   0.50,  -3.76,  99.90,  -3.26,   0.00,
05/21 04Z,   0.50,  -3.58,  99.90,  -3.08,   0.00,  (max)
05/21 05Z,   0.40,  -3.58,  99.90,  -3.18,   0.00,
05/21 06Z,   0.50,  -3.72,  99.90,  -3.22,   0.00,
05/21 07Z,   0.50,  -4.24,  99.90,  -3.74,   0.00,
05/21 08Z,   0.40,  -5.36,  99.90,  -4.96,   0.00,
05/21 09Z,   0.40,  -6.95,  99.90,  -6.55,   0.00,
05/21 10Z,   0.40,  -8.55,  99.90,  -8.15,   0.00,
05/21 11Z,   0.50,  -9.46,  99.90,  -8.96,   0.00,  (min)
05/21 12Z,   0.50,  -8.83,  99.90,  -8.33,   0.00,
05/21 13Z,   0.50,  -6.51,  99.90,  -6.01,   0.00,
05/21 14Z,   0.50,  -3.56,  99.90,  -3.06,   0.00,
05/21 15Z,   0.50,  -1.35,  99.90,  -0.85,   0.00,
05/21 16Z,   0.60,  -0.24,  99.90,   0.36,   0.00,
05/21 17Z,   0.70,   0.12,  99.90,   0.82,   0.00,
05/21 18Z,   0.80,   0.13,  99.90,   0.93,   0.00,  (max)
05/21 19Z,   1.00,  -0.17,  99.90,   0.83,   0.00,
05/21 20Z,   1.10,  -1.06,  99.90,   0.04,   0.00,
05/21 21Z,   1.10,  -2.70,  99.90,  -1.60,   0.00,
05/21 22Z,   1.10,  -4.90,  99.90,  -3.80,   0.00,
05/21 23Z,   1.10,  -7.17,  99.90,  -6.07,   0.00,
05/22 00Z,   1.10,  -8.59,  99.90,  -7.49,   0.00,  (min)
05/22 01Z,   1.10,  -8.29,  99.90,  -7.19,   0.00,
05/22 02Z,   0.90,  -6.47,  99.90,  -5.57,   0.00,
05/22 03Z,   0.80,  -4.49,  99.90,  -3.69,   0.00,
05/22 04Z,   0.80,  -3.32,  99.90,  -2.52,   0.00,
05/22 05Z,   0.90,  -2.91,  99.90,  -2.01,   0.00,
05/22 06Z,   0.90,  -2.85,  99.90,  -1.95,   0.00,  (max)
05/22 07Z,   1.00,  -2.96,  99.90,  -1.96,   0.00,
05/22 08Z,   0.90,  -3.44,  99.90,  -2.54,   0.00,
05/22 09Z,   0.90,  -4.54,  99.90,  -3.64,   0.00,
05/22 10Z,   0.80,  -6.12,  99.90,  -5.32,   0.00,
05/22 11Z,   0.80,  -7.72,  99.90,  -6.92,   0.00,
05/22 12Z,   0.70,  -8.59,  99.90,  -7.89,   0.00,  (min)
05/22 13Z,   0.60,  -7.88,  99.90,  -7.28,   0.00,
05/22 14Z,   0.50,  -5.56,  99.90,  -5.06,   0.00,
05/22 15Z,   0.50,  -2.87,  99.90,  -2.37,   0.00,
05/22 16Z,   0.40,  -1.06,  99.90,  -0.66,   0.00,
05/22 17Z,   0.50,  -0.28,  99.90,   0.22,   0.00,
05/22 18Z,   0.50,  -0.09,  99.90,   0.41,   0.00,  (max)
05/22 19Z,   0.50,  -0.20,  99.90,   0.30,   0.00,
05/22 20Z,   0.60,  -0.79,  99.90,  -0.19,   0.00,
05/22 21Z,   0.60,  -2.15,  99.90,  -1.55,   0.00,
05/22 22Z,   0.70,  -4.32,  99.90,  -3.62,   0.00,
05/22 23Z,   0.70,  -6.96,  99.90,  -6.26,   0.00,
05/23 00Z,   0.70,  -9.36,  99.90,  -8.66,   0.00,
05/23 01Z,   0.70, -10.47,  99.90,  -9.77,   0.00,  (min)
05/23 02Z,   0.70,  -9.47,  99.90,  -8.77,   0.00,
05/23 03Z,   0.70,  -6.89,  99.90,  -6.19,   0.00,
05/23 04Z,   0.70,  -4.31,  99.90,  -3.61,   0.00,
05/23 05Z,   0.70,  -2.72,  99.90,  -2.02,   0.00,
05/23 06Z,   0.60,  -2.07,  99.90,  -1.47,   0.00,
05/23 07Z,   0.60,  -1.92,  99.90,  -1.32,   0.00,  (max)
05/23 08Z,   0.60,  -2.00,  99.90,  -1.40,   0.00,
05/23 09Z,   0.50,  -2.43,  99.90,  -1.93,   0.00,
05/23 10Z,   0.50,  -3.47,  99.90,  -2.97,   0.00,
05/23 11Z,   0.40,  -5.05,  99.90,  -4.65,   0.00,
05/23 12Z,   0.40,  -6.71,  99.90,  -6.31,   0.00,
05/23 13Z,   0.30,  -7.63,  99.90,  -7.33,   0.00,  (min)
05/23 14Z,   0.30,  -6.95,  99.90,  -6.65,   0.00,
05/23 15Z,   0.30,  -4.76,  99.90,  -4.46,   0.00,
05/23 16Z,   0.30,  -2.41,  99.90,  -2.11,   0.00,
05/23 17Z,   0.40,  -0.99,  99.90,  -0.59,   0.00,
05/23 18Z,   0.40,  -0.50,  99.90,  -0.10,   0.00,
05/23 19Z,   0.40,  -0.42,  99.90,  -0.02,   0.00,  (max)
05/23 20Z,   0.30,  -0.70,  99.90,  -0.40,   0.00,
05/23 21Z,   0.30,  -1.63,  99.90,  -1.33,   0.00,
05/23 22Z,   0.30,  -3.47,  99.90,  -3.17,   0.00,
05/23 23Z,   0.30,  -6.15,  99.90,  -5.85,   0.00,
05/24 00Z,   0.30,  -9.15,  99.90,  -8.85,   0.00,
05/24 01Z,   0.30, -11.59,  99.90, -11.29,   0.00,
05/24 02Z,   0.30, -12.27,  99.90, -11.97,   0.00,  (min)
05/24 03Z,   0.40, -10.51,  99.90, -10.11,   0.00,
05/24 04Z,   0.40,  -7.18,  99.90,  -6.78,   0.00,
05/24 05Z,   0.50,  -4.01,  99.90,  -3.51,   0.00,
05/24 06Z,   0.50,  -2.01,  99.90,  -1.51,   0.00,
05/24 07Z,   0.60,  -1.10,  99.90,  -0.50,   0.00,
05/24 08Z,   0.60,  -0.87,  99.90,  -0.27,   0.00,  (max)
05/24 09Z,   0.50,  -0.92,  99.90,  -0.42,   0.00,
05/24 10Z,   0.50,  -1.30,  99.90,  -0.80,   0.00,
05/24 11Z,   0.50,  -2.31,  99.90,  -1.81,   0.00,
05/24 12Z,   0.50,  -3.92,  99.90,  -3.42,   0.00,
05/24 13Z,   0.50,  -5.69,  99.90,  -5.19,   0.00,
05/24 14Z,   0.50,  -6.73,  99.90,  -6.23,   0.00,  (min)
05/24 15Z,   0.50,  -6.17,  99.90,  -5.67,   0.00,
05/24 16Z,   0.50,  -4.19,  99.90,  -3.69,   0.00,
05/24 17Z,   0.60,  -2.17,  99.90,  -1.57,   0.00,
05/24 18Z,   0.70,  -1.11,  99.90,  -0.41,   0.00,
05/24 19Z,   0.70,  -0.83,  99.90,  -0.13,   0.00,
05/24 20Z,   0.80,  -0.84,  99.90,  -0.04,   0.00,  (max)
05/24 21Z,   0.80,  -1.30,  99.90,  -0.50,   0.00,
05/24 22Z,   0.80,  -2.58,  99.90,  -1.78,   0.00,
05/24 23Z,   0.80,  -4.87,  99.90,  -4.07,   0.00,
05/25 00Z,   0.80,  -7.97,  99.90,  -7.17,   0.00,
05/25 01Z,   0.80, -11.25,  99.90, -10.45,   0.00,
05/25 02Z,   0.80, -13.63,  99.90, -12.83,   0.00,
05/25 03Z,   0.90, -13.82,  99.90, -12.92,   0.00,  (min)
05/25 04Z,   0.90, -11.32,  99.90, -10.42,   0.00,
05/25 05Z,   1.00,  -7.30,  99.90,  -6.30,   0.00,
05/25 06Z,   1.00,  -3.61,  99.90,  -2.61,   0.00,
05/25 07Z,   1.00,  -1.24,  99.90,  -0.24,   0.00,
05/25 08Z,   1.10,  -0.11,  99.90,   0.99,   0.00,
05/25 09Z,   1.20,   0.21,  99.90,   1.41,   0.00,
05/25 10Z,   1.30,   0.17,  99.90,   1.47,   0.00,  (max)
05/25 11Z,   1.40,  -0.20,  99.90,   1.20,   0.00,
05/25 12Z,   1.40,  -1.21,  99.90,   0.19,   0.00,