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 : 05/15/2026 13:23:41 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 18Z,   0.40,  -1.36,  99.90,  -0.96,   0.00,
05/13 19Z,   0.40,  -1.23,  99.90,  -0.83,   0.00,
05/13 20Z,   0.50,  -1.29,  99.90,  -0.79,   0.00,  (max)
05/13 21Z,   0.50,  -1.72,  99.90,  -1.22,   0.00,
05/13 22Z,   0.60,  -2.81,  99.90,  -2.21,   0.00,
05/13 23Z,   0.60,  -4.68,  99.90,  -4.08,   0.00,
05/14 00Z,   0.70,  -7.07,  99.90,  -6.37,   0.00,
05/14 01Z,   0.70,  -9.43,  99.90,  -8.73,   0.00,
05/14 02Z,   0.70, -10.85,  99.90, -10.15,   0.00,  (min)
05/14 03Z,   0.70, -10.35,  99.90,  -9.65,   0.00,
05/14 04Z,   0.70,  -7.96,  99.90,  -7.26,   0.00,
05/14 05Z,   0.70,  -5.04,  99.90,  -4.34,   0.00,
05/14 06Z,   0.60,  -2.89,  99.90,  -2.29,   0.00,
05/14 07Z,   0.60,  -1.80,  99.90,  -1.20,   0.00,
05/14 08Z,   0.50,  -1.42,  99.90,  -0.92,   0.00,
05/14 09Z,   0.50,  -1.38,  99.90,  -0.88,   0.00,  (max)
05/14 10Z,   0.40,  -1.48,  99.90,  -1.08,   0.00,
05/14 11Z,   0.30,  -1.98,  99.90,  -1.68,   0.00,
05/14 12Z,   0.20,  -3.04,  99.90,  -2.84,   0.00,
05/14 13Z,   0.20,  -4.47,  99.90,  -4.27,   0.00,
05/14 14Z,   0.10,  -5.75,  99.90,  -5.65,   0.00,
05/14 15Z,   0.10,  -6.01,  99.90,  -5.91,   0.00,  (min)
05/14 16Z,   0.10,  -4.86,  99.90,  -4.76,   0.00,
05/14 17Z,   0.10,  -3.10,  99.90,  -3.00,   0.00,
05/14 18Z,   0.00,  -1.94,  99.90,  -1.94,   0.00,
05/14 19Z,   0.00,  -1.59,  99.90,  -1.59,   0.00,
05/14 20Z,   0.00,  -1.57,  99.90,  -1.57,   0.00,  (max)
05/14 21Z,   0.00,  -1.74,  99.90,  -1.74,   0.00,
05/14 22Z,   0.00,  -2.45,  99.90,  -2.45,   0.00,
05/14 23Z,   0.00,  -3.96,  99.90,  -3.96,   0.00,
05/15 00Z,  -0.20,  -6.29,  99.90,  -6.49,   0.00,
05/15 01Z,  -0.20,  -9.02,  99.90,  -9.22,   0.00,
05/15 02Z,  -0.20, -11.44,  99.90, -11.64,   0.00,
05/15 03Z,  -0.10, -12.47,  99.90, -12.57,   0.00,  (min)
05/15 04Z,  -0.10, -11.23,  99.90, -11.33,   0.00,
05/15 05Z,  -0.10,  -8.09,  99.90,  -8.19,   0.00,
05/15 06Z,  -0.20,  -4.63,  99.90,  -4.83,   0.00,
05/15 07Z,  -0.20,  -2.16,  99.90,  -2.36,   0.00,
05/15 08Z,  -0.20,  -0.87,  99.90,  -1.07,   0.00,
05/15 09Z,  -0.20,  -0.41,  99.90,  -0.61,   0.00,
05/15 10Z,  -0.20,  -0.37,  99.90,  -0.57,   0.00,  (max)
05/15 11Z,  -0.20,  -0.48,  99.90,  -0.68,   0.00,
05/15 12Z,  -0.20,  -1.04,  99.90,  -1.24,   0.00,
05/15 13Z,  -0.30,  -2.22,  99.90,  -2.52,   0.00,
05/15 14Z,  -0.40,  -3.81,  99.90,  -4.21,   0.00,
05/15 15Z,  -0.40,  -5.21,  99.90,  -5.61,   0.00,
05/15 16Z,  -0.50,  -5.51,  99.90,  -6.01,   0.00,  (min)
05/15 17Z,  -0.60,  -4.42,  99.90,  -5.02,   0.00,
05/15 18Z,  -0.70,  -2.88,  99.90,  -3.58,   0.00,
05/15 19Z,  -0.80,  -2.02,  99.90,  -2.82,   0.00,  (max)
05/15 20Z,  -1.00,  -1.87,  99.90,  -2.87,   0.00,
05/15 21Z,  -1.20,  -1.89,  99.90,  -3.09,   0.00,
05/15 22Z,  -1.50,  -2.21,  99.90,  -3.71,   0.00,
05/15 23Z,  -1.90,  -3.21,  99.90,  -5.11,   0.00,
05/16 00Z,  -2.10,  -5.13,  99.90,  -7.23,   0.00,
05/16 01Z,  -2.40,  -7.86,  99.90, -10.26,   0.00,
05/16 02Z,  -2.50, -10.87,  99.90, -13.37,   0.00,
05/16 03Z,  -2.60, -13.25,  99.90, -15.85,   0.00,
05/16 04Z,  -2.70, -13.84,  99.90, -16.54,   0.00,  (min)
05/16 05Z,  -2.70, -11.88,  99.90, -14.58,   0.00,
05/16 06Z,  -2.60,  -8.05,  99.90, -10.65,   0.00,
05/16 07Z,  -2.40,  -4.14,  99.90,  -6.54,   0.00,
05/16 08Z,  -2.30,  -1.39,  99.90,  -3.69,   0.00,
05/16 09Z,  -2.10,   0.05,  99.90,  -2.05,   0.00,
05/16 10Z,  -1.70,   0.57,  99.90,  -1.13,   0.00,
05/16 11Z,  -1.40,   0.61,  99.90,  -0.79,   0.00,
05/16 12Z,  -1.10,   0.45,  99.90,  -0.65,   0.00,  (max)
05/16 13Z,  -0.70,  -0.22,  99.90,  -0.92,   0.00,
05/16 14Z,  -0.50,  -1.56,  99.90,  -2.06,   0.00,
05/16 15Z,  -0.30,  -3.35,  99.90,  -3.65,   0.00,
05/16 16Z,  -0.20,  -4.91,  99.90,  -5.11,   0.00,
05/16 17Z,  -0.10,  -5.26,  99.90,  -5.36,   0.00,  (min)
05/16 18Z,  -0.10,  -4.21,  99.90,  -4.31,   0.00,
05/16 19Z,  -0.10,  -2.83,  99.90,  -2.93,   0.00,
05/16 20Z,   0.00,  -2.17,  99.90,  -2.17,   0.00,
05/16 21Z,   0.00,  -2.12,  99.90,  -2.12,   0.00,  (max)
05/16 22Z,   0.00,  -2.18,  99.90,  -2.18,   0.00,
05/16 23Z,   0.00,  -2.64,  99.90,  -2.64,   0.00,
05/17 00Z,   0.00,  -3.90,  99.90,  -3.90,   0.00,
05/17 01Z,   0.00,  -6.16,  99.90,  -6.16,   0.00,
05/17 02Z,   0.00,  -9.22,  99.90,  -9.22,   0.00,
05/17 03Z,   0.00, -12.42,  99.90, -12.42,   0.00,
05/17 04Z,   0.10, -14.73,  99.90, -14.63,   0.00,  (min)
05/17 05Z,   0.30, -14.88,  99.90, -14.58,   0.00,
05/17 06Z,   0.40, -12.27,  99.90, -11.87,   0.00,
05/17 07Z,   0.50,  -7.88,  99.90,  -7.38,   0.00,
05/17 08Z,   0.70,  -3.62,  99.90,  -2.92,   0.00,
05/17 09Z,   0.90,  -0.67,  99.90,   0.23,   0.00,
05/17 10Z,   1.10,   0.87,  99.90,   1.97,   0.00,
05/17 11Z,   1.20,   1.42,  99.90,   2.62,   0.00,
05/17 12Z,   1.30,   1.44,  99.90,   2.74,   0.00,  (max)
05/17 13Z,   1.30,   1.22,  99.90,   2.52,   0.00,
05/17 14Z,   1.30,   0.42,  99.90,   1.72,   0.00,
05/17 15Z,   1.30,  -1.13,  99.90,   0.17,   0.00,
05/17 16Z,   1.40,  -3.17,  99.90,  -1.77,   0.00,
05/17 17Z,   1.40,  -4.90,  99.90,  -3.50,   0.00,
05/17 18Z,   1.40,  -5.27,  99.90,  -3.87,   0.00,  (min)
05/17 19Z,   1.40,  -4.21,  99.90,  -2.81,   0.00,
05/17 20Z,   1.30,  -2.89,  99.90,  -1.59,   0.00,
05/17 21Z,   1.20,  -2.31,  99.90,  -1.11,   0.00,  (max)
05/17 22Z,   0.90,  -2.30,  99.90,  -1.40,   0.00,
05/17 23Z,   0.70,  -2.38,  99.90,  -1.68,   0.00,
05/18 00Z,   0.40,  -2.96,  99.90,  -2.56,   0.00,
05/18 01Z,   0.20,  -4.41,  99.90,  -4.21,   0.00,
05/18 02Z,   0.00,  -6.92,  99.90,  -6.92,   0.00,
05/18 03Z,   0.00, -10.20,  99.90, -10.20,   0.00,
05/18 04Z,   0.00, -13.53,  99.90, -13.53,   0.00,
05/18 05Z,  -0.10, -15.76,  99.90, -15.86,   0.00,  (min)
05/18 06Z,  -0.10, -15.53,  99.90, -15.63,   0.00,
05/18 07Z,  -0.10, -12.41,  99.90, -12.51,   0.00,
05/18 08Z,  -0.10,  -7.62,  99.90,  -7.72,   0.00,
05/18 09Z,   0.00,  -3.13,  99.90,  -3.13,   0.00,
05/18 10Z,   0.00,  -0.07,  99.90,  -0.07,   0.00,
05/18 11Z,   0.00,   1.52,  99.90,   1.52,   0.00,
05/18 12Z,   0.00,   2.07,  99.90,   2.07,   0.00,  (max)
05/18 13Z,   0.00,   2.06,  99.90,   2.06,   0.00,
05/18 14Z,   0.00,   1.75,  99.90,   1.75,   0.00,
05/18 15Z,   0.00,   0.79,  99.90,   0.79,   0.00,
05/18 16Z,   0.00,  -1.00,  99.90,  -1.00,   0.00,
05/18 17Z,   0.00,  -3.28,  99.90,  -3.28,   0.00,
05/18 18Z,   0.10,  -5.16,  99.90,  -5.06,   0.00,
05/18 19Z,   0.10,  -5.52,  99.90,  -5.42,   0.00,  (min)
05/18 20Z,   0.10,  -4.39,  99.90,  -4.29,   0.00,
05/18 21Z,   0.10,  -3.03,  99.90,  -2.93,   0.00,
05/18 22Z,   0.10,  -2.43,  99.90,  -2.33,   0.00,
05/18 23Z,   0.10,  -2.41,  99.90,  -2.31,   0.00,  (max)
05/19 00Z,   0.10,  -2.49,  99.90,  -2.39,   0.00,
05/19 01Z,   0.10,  -3.13,  99.90,  -3.03,   0.00,
05/19 02Z,   0.10,  -4.69,  99.90,  -4.59,   0.00,
05/19 03Z,   0.10,  -7.32,  99.90,  -7.22,   0.00,
05/19 04Z,   0.10, -10.73,  99.90, -10.63,   0.00,
05/19 05Z,   0.20, -14.14,  99.90, -13.94,   0.00,
05/19 06Z,   0.20, -16.28,  99.90, -16.08,   0.00,