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 Clarence, AK : 10/06/2026 02:21:04 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/04 06Z,   0.00,   3.34,  99.90,   3.34,   0.00,
10/04 07Z,   0.00,   3.70,  99.90,   3.70,   0.00,  (max)
10/04 08Z,   0.00,   3.42,  99.90,   3.42,   0.00,
10/04 09Z,  -0.10,   2.59,  99.90,   2.49,   0.00,
10/04 10Z,  -0.10,   1.37,  99.90,   1.27,   0.00,
10/04 11Z,   0.00,  -0.08,  99.90,  -0.08,   0.00,
10/04 12Z,  -0.10,  -1.59,  99.90,  -1.69,   0.00,
10/04 13Z,  -0.10,  -2.90,  99.90,  -3.00,   0.00,
10/04 14Z,  -0.10,  -3.74,  99.90,  -3.84,   0.00,
10/04 15Z,  -0.10,  -4.00,  99.90,  -4.10,   0.00,  (min)
10/04 16Z,   0.00,  -3.68,  99.90,  -3.68,   0.00,
10/04 17Z,  -0.10,  -2.86,  99.90,  -2.96,   0.00,
10/04 18Z,   0.00,  -1.65,  99.90,  -1.65,   0.00,
10/04 19Z,   0.00,  -0.37,  99.90,  -0.37,   0.00,
10/04 20Z,   0.00,   0.58,  99.90,   0.58,   0.00,
10/04 21Z,   0.00,   1.07,  99.90,   1.07,   0.00,
10/04 22Z,   0.00,   1.14,  99.90,   1.14,   0.00,  (max)
10/04 23Z,   0.00,   0.88,  99.90,   0.88,   0.00,
10/05 00Z,   0.00,   0.39,  99.90,   0.39,   0.00,
10/05 01Z,   0.00,  -0.16,  99.90,  -0.16,   0.00,
10/05 02Z,   0.00,  -0.56,  99.90,  -0.56,   0.00,
10/05 03Z,  -0.10,  -0.63,  99.90,  -0.73,   0.00,  (min)
10/05 04Z,  -0.20,  -0.28,  99.90,  -0.48,   0.00,
10/05 05Z,  -0.20,   0.45,  99.90,   0.25,   0.00,
10/05 06Z,  -0.10,   1.47,  99.90,   1.37,   0.00,
10/05 07Z,  -0.10,   2.52,  99.90,   2.42,   0.00,
10/05 08Z,  -0.10,   3.15,  99.90,   3.05,   0.00,
10/05 09Z,  -0.10,   3.19,  99.90,   3.09,   0.00,  (max)
10/05 10Z,  -0.10,   2.67,  99.90,   2.57,   0.00,
10/05 11Z,  -0.10,   1.70,  99.90,   1.60,   0.00,
10/05 12Z,   0.00,   0.38,  99.90,   0.38,   0.00,
10/05 13Z,   0.00,  -1.11,  99.90,  -1.11,   0.00,
10/05 14Z,   0.00,  -2.50,  99.90,  -2.50,   0.00,
10/05 15Z,   0.00,  -3.52,  99.90,  -3.52,   0.00,
10/05 16Z,   0.00,  -4.02,  99.90,  -4.02,   0.00,  (min)
10/05 17Z,   0.00,  -3.93,  99.90,  -3.93,   0.00,
10/05 18Z,   0.00,  -3.22,  99.90,  -3.22,   0.00,
10/05 19Z,  -0.10,  -1.94,  99.90,  -2.04,   0.00,
10/05 20Z,  -0.10,  -0.44,  99.90,  -0.54,   0.00,
10/05 21Z,  -0.10,   0.80,  99.90,   0.70,   0.00,
10/05 22Z,  -0.20,   1.55,  99.90,   1.35,   0.00,
10/05 23Z,  -0.20,   1.77,  99.90,   1.57,   0.00,  (max)
10/06 00Z,  -0.20,   1.47,  99.90,   1.27,   0.00,
10/06 01Z,  -0.20,   0.80,  99.90,   0.60,   0.00,
10/06 02Z,  -0.30,  -0.02,  99.90,  -0.32,   0.00,
10/06 03Z,  -0.40,  -0.74,  99.90,  -1.14,   0.00,
10/06 04Z,  -0.40,  -1.15,  99.90,  -1.55,   0.00,
10/06 05Z,  -0.50,  -1.13,  99.90,  -1.63,   0.00,  (min)
10/06 06Z,  -0.50,  -0.59,  99.90,  -1.09,   0.00,
10/06 07Z,  -0.60,   0.48,  99.90,  -0.12,   0.00,
10/06 08Z,  -0.60,   1.80,  99.90,   1.20,   0.00,
10/06 09Z,  -0.60,   2.82,  99.90,   2.22,   0.00,
10/06 10Z,  -0.70,   3.20,  99.90,   2.50,   0.00,  (max)
10/06 11Z,  -0.70,   2.95,  99.90,   2.25,   0.00,
10/06 12Z,  -0.70,   2.11,  99.90,   1.41,   0.00,
10/06 13Z,  -0.70,   0.79,  99.90,   0.09,   0.00,
10/06 14Z,  -0.70,  -0.81,  99.90,  -1.51,   0.00,
10/06 15Z,  -0.70,  -2.36,  99.90,  -3.06,   0.00,
10/06 16Z,  -0.70,  -3.56,  99.90,  -4.26,   0.00,
10/06 17Z,  -0.70,  -4.20,  99.90,  -4.90,   0.00,  (min)
10/06 18Z,  -0.70,  -4.16,  99.90,  -4.86,   0.00,
10/06 19Z,  -0.70,  -3.34,  99.90,  -4.04,   0.00,
10/06 20Z,  -0.70,  -1.80,  99.90,  -2.50,   0.00,
10/06 21Z,  -0.70,   0.01,  99.90,  -0.69,   0.00,
10/06 22Z,  -0.70,   1.49,  99.90,   0.79,   0.00,
10/06 23Z,  -0.70,   2.36,  99.90,   1.66,   0.00,
10/07 00Z,  -0.70,   2.52,  99.90,   1.82,   0.00,  (max)
10/07 01Z,  -0.70,   1.99,  99.90,   1.29,   0.00,
10/07 02Z,  -0.60,   0.98,  99.90,   0.38,   0.00,
10/07 03Z,  -0.60,  -0.24,  99.90,  -0.84,   0.00,
10/07 04Z,  -0.60,  -1.33,  99.90,  -1.93,   0.00,
10/07 05Z,  -0.60,  -2.04,  99.90,  -2.64,   0.00,
10/07 06Z,  -0.60,  -2.18,  99.90,  -2.78,   0.00,  (min)
10/07 07Z,  -0.60,  -1.61,  99.90,  -2.21,   0.00,
10/07 08Z,  -0.60,  -0.31,  99.90,  -0.91,   0.00,
10/07 09Z,  -0.50,   1.36,  99.90,   0.86,   0.00,
10/07 10Z,  -0.40,   2.73,  99.90,   2.33,   0.00,
10/07 11Z,  -0.40,   3.40,  99.90,   3.00,   0.00,  (max)
10/07 12Z,  -0.30,   3.29,  99.90,   2.99,   0.00,
10/07 13Z,  -0.30,   2.44,  99.90,   2.14,   0.00,
10/07 14Z,  -0.30,   0.99,  99.90,   0.69,   0.00,
10/07 15Z,  -0.20,  -0.77,  99.90,  -0.97,   0.00,
10/07 16Z,  -0.20,  -2.47,  99.90,  -2.67,   0.00,
10/07 17Z,  -0.20,  -3.77,  99.90,  -3.97,   0.00,
10/07 18Z,  -0.20,  -4.41,  99.90,  -4.61,   0.00,  (min)
10/07 19Z,  -0.20,  -4.20,  99.90,  -4.40,   0.00,
10/07 20Z,  -0.10,  -3.05,  99.90,  -3.15,   0.00,
10/07 21Z,  -0.10,  -1.13,  99.90,  -1.23,   0.00,
10/07 22Z,  -0.10,   0.95,  99.90,   0.85,   0.00,
10/07 23Z,  -0.10,   2.52,  99.90,   2.42,   0.00,
10/08 00Z,  -0.10,   3.28,  99.90,   3.18,   0.00,  (max)
10/08 01Z,   0.00,   3.16,  99.90,   3.16,   0.00,
10/08 02Z,   0.00,   2.25,  99.90,   2.25,   0.00,
10/08 03Z,   0.00,   0.80,  99.90,   0.80,   0.00,
10/08 04Z,   0.00,  -0.81,  99.90,  -0.81,   0.00,
10/08 05Z,   0.00,  -2.21,  99.90,  -2.21,   0.00,
10/08 06Z,   0.00,  -3.09,  99.90,  -3.09,   0.00,
10/08 07Z,   0.10,  -3.21,  99.90,  -3.11,   0.00,  (min)
10/08 08Z,   0.10,  -2.42,  99.90,  -2.32,   0.00,
10/08 09Z,   0.20,  -0.75,  99.90,  -0.55,   0.00,
10/08 10Z,   0.30,   1.27,  99.90,   1.57,   0.00,
10/08 11Z,   0.40,   2.88,  99.90,   3.28,   0.00,
10/08 12Z,   0.50,   3.66,  99.90,   4.16,   0.00,  (max)
10/08 13Z,   0.50,   3.52,  99.90,   4.02,   0.00,
10/08 14Z,   0.60,   2.53,  99.90,   3.13,   0.00,
10/08 15Z,   0.70,   0.92,  99.90,   1.62,   0.00,
10/08 16Z,   0.80,  -0.99,  99.90,  -0.19,   0.00,
10/08 17Z,   1.00,  -2.76,  99.90,  -1.76,   0.00,
10/08 18Z,   1.10,  -4.00,  99.90,  -2.90,   0.00,
10/08 19Z,   1.20,  -4.44,  99.90,  -3.24,   0.00,  (min)
10/08 20Z,   1.40,  -3.88,  99.90,  -2.48,   0.00,
10/08 21Z,   1.70,  -2.28,  99.90,  -0.58,   0.00,
10/08 22Z,   1.90,   0.01,  99.90,   1.91,   0.00,
10/08 23Z,   2.00,   2.20,  99.90,   4.20,   0.00,
10/09 00Z,   2.10,   3.63,  99.90,   5.73,   0.00,
10/09 01Z,   2.30,   4.06,  99.90,   6.36,   0.00,  (max)
10/09 02Z,   2.60,   3.51,  99.90,   6.11,   0.00,
10/09 03Z,   3.30,   2.13,  99.90,   5.43,   0.00,
10/09 04Z,   3.70,   0.26,  99.90,   3.96,   0.00,
10/09 05Z,   3.70,  -1.68,  99.90,   2.02,   0.00,
10/09 06Z,   3.80,  -3.25,  99.90,   0.55,   0.00,
10/09 07Z,   3.90,  -4.10,  99.90,  -0.20,   0.00,  (min)
10/09 08Z,   3.90,  -4.00,  99.90,  -0.10,   0.00,
10/09 09Z,   3.80,  -2.83,  99.90,   0.97,   0.00,
10/09 10Z,   3.70,  -0.76,  99.90,   2.94,   0.00,
10/09 11Z,   3.70,   1.50,  99.90,   5.20,   0.00,
10/09 12Z,   3.60,   3.16,  99.90,   6.76,   0.00,
10/09 13Z,   3.60,   3.85,  99.90,   7.45,   0.00,  (max)
10/09 14Z,   3.40,   3.54,  99.90,   6.94,   0.00,
10/09 15Z,   3.20,   2.36,  99.90,   5.56,   0.00,
10/09 16Z,   3.00,   0.58,  99.90,   3.58,   0.00,
10/09 17Z,   2.90,  -1.38,  99.90,   1.52,   0.00,
10/09 18Z,   2.80,  -3.07,  99.90,  -0.27,   0.00,