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 : 07/17/2026 04:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 12Z,   0.00,   7.42,  99.90,   7.42,   0.00,
07/15 13Z,   0.00,   9.47,  99.90,   9.47,   0.00,
07/15 14Z,   0.00,  10.46,  99.90,  10.46,   0.00,  (max)
07/15 15Z,   0.00,  10.21,  99.90,  10.21,   0.00,
07/15 16Z,   0.00,   8.88,  99.90,   8.88,   0.00,
07/15 17Z,   0.00,   6.70,  99.90,   6.70,   0.00,
07/15 18Z,   0.10,   3.99,  99.90,   4.09,   0.00,
07/15 19Z,   0.10,   1.24,  99.90,   1.34,   0.00,
07/15 20Z,   0.10,  -1.01,  99.90,  -0.91,   0.00,
07/15 21Z,   0.20,  -2.31,  99.90,  -2.11,   0.00,
07/15 22Z,   0.20,  -2.39,  99.90,  -2.19,   0.00,  (min)
07/15 23Z,   0.30,  -1.22,  99.90,  -0.92,   0.00,
07/16 00Z,   0.40,   1.03,  99.90,   1.43,   0.00,
07/16 01Z,   0.40,   3.74,  99.90,   4.14,   0.00,
07/16 02Z,   0.40,   6.04,  99.90,   6.44,   0.00,
07/16 03Z,   0.50,   7.35,  99.90,   7.85,   0.00,
07/16 04Z,   0.50,   7.57,  99.90,   8.07,   0.00,  (max)
07/16 05Z,   0.50,   6.86,  99.90,   7.36,   0.00,
07/16 06Z,   0.50,   5.50,  99.90,   6.00,   0.00,
07/16 07Z,   0.50,   3.87,  99.90,   4.37,   0.00,
07/16 08Z,   0.50,   2.40,  99.90,   2.90,   0.00,
07/16 09Z,   0.50,   1.55,  99.90,   2.05,   0.00,  (min)
07/16 10Z,   0.50,   1.68,  99.90,   2.18,   0.00,
07/16 11Z,   0.50,   2.89,  99.90,   3.39,   0.00,
07/16 12Z,   0.40,   5.01,  99.90,   5.41,   0.00,
07/16 13Z,   0.40,   7.48,  99.90,   7.88,   0.00,
07/16 14Z,   0.40,   9.42,  99.90,   9.82,   0.00,
07/16 15Z,   0.40,  10.21,  99.90,  10.61,   0.00,  (max)
07/16 16Z,   0.40,   9.77,  99.90,  10.17,   0.00,
07/16 17Z,   0.40,   8.29,  99.90,   8.69,   0.00,
07/16 18Z,   0.20,   6.02,  99.90,   6.22,   0.00,
07/16 19Z,   0.20,   3.33,  99.90,   3.53,   0.00,
07/16 20Z,   0.20,   0.72,  99.90,   0.92,   0.00,
07/16 21Z,   0.20,  -1.27,  99.90,  -1.07,   0.00,
07/16 22Z,   0.20,  -2.22,  99.90,  -2.02,   0.00,  (min)
07/16 23Z,   0.20,  -1.91,  99.90,  -1.71,   0.00,
07/17 00Z,   0.20,  -0.37,  99.90,  -0.17,   0.00,
07/17 01Z,   0.20,   2.11,  99.90,   2.31,   0.00,
07/17 02Z,   0.20,   4.80,  99.90,   5.00,   0.00,
07/17 03Z,   0.10,   6.87,  99.90,   6.97,   0.00,
07/17 04Z,   0.10,   7.84,  99.90,   7.94,   0.00,  (max)
07/17 05Z,   0.10,   7.72,  99.90,   7.82,   0.00,
07/17 06Z,   0.10,   6.73,  99.90,   6.83,   0.00,
07/17 07Z,   0.00,   5.17,  99.90,   5.17,   0.00,
07/17 08Z,   0.00,   3.43,  99.90,   3.43,   0.00,
07/17 09Z,   0.00,   1.98,  99.90,   1.98,   0.00,
07/17 10Z,   0.00,   1.24,  99.90,   1.24,   0.00,  (min)
07/17 11Z,   0.00,   1.53,  99.90,   1.53,   0.00,
07/17 12Z,   0.00,   2.88,  99.90,   2.88,   0.00,
07/17 13Z,   0.00,   5.04,  99.90,   5.04,   0.00,
07/17 14Z,   0.00,   7.38,  99.90,   7.38,   0.00,
07/17 15Z,  -0.10,   9.07,  99.90,   8.97,   0.00,
07/17 16Z,  -0.10,   9.60,  99.90,   9.50,   0.00,  (max)
07/17 17Z,  -0.10,   8.98,  99.90,   8.88,   0.00,
07/17 18Z,  -0.10,   7.41,  99.90,   7.31,   0.00,
07/17 19Z,  -0.10,   5.19,  99.90,   5.09,   0.00,
07/17 20Z,  -0.20,   2.69,  99.90,   2.49,   0.00,
07/17 21Z,  -0.20,   0.39,  99.90,   0.19,   0.00,
07/17 22Z,  -0.20,  -1.21,  99.90,  -1.41,   0.00,
07/17 23Z,  -0.20,  -1.71,  99.90,  -1.91,   0.00,  (min)
07/18 00Z,  -0.20,  -1.01,  99.90,  -1.21,   0.00,
07/18 01Z,  -0.20,   0.82,  99.90,   0.62,   0.00,
07/18 02Z,  -0.20,   3.36,  99.90,   3.16,   0.00,
07/18 03Z,  -0.20,   5.85,  99.90,   5.65,   0.00,
07/18 04Z,  -0.20,   7.53,  99.90,   7.33,   0.00,
07/18 05Z,  -0.20,   8.10,  99.90,   7.90,   0.00,  (max)
07/18 06Z,  -0.30,   7.66,  99.90,   7.36,   0.00,
07/18 07Z,  -0.30,   6.45,  99.90,   6.15,   0.00,
07/18 08Z,  -0.30,   4.78,  99.90,   4.48,   0.00,
07/18 09Z,  -0.30,   3.05,  99.90,   2.75,   0.00,
07/18 10Z,  -0.30,   1.70,  99.90,   1.40,   0.00,
07/18 11Z,  -0.30,   1.12,  99.90,   0.82,   0.00,  (min)
07/18 12Z,  -0.20,   1.54,  99.90,   1.34,   0.00,
07/18 13Z,  -0.20,   2.93,  99.90,   2.73,   0.00,
07/18 14Z,  -0.20,   4.99,  99.90,   4.79,   0.00,
07/18 15Z,  -0.10,   7.07,  99.90,   6.97,   0.00,
07/18 16Z,  -0.10,   8.42,  99.90,   8.32,   0.00,
07/18 17Z,  -0.10,   8.68,  99.90,   8.58,   0.00,  (max)
07/18 18Z,  -0.10,   7.93,  99.90,   7.83,   0.00,
07/18 19Z,  -0.10,   6.41,  99.90,   6.31,   0.00,
07/18 20Z,  -0.10,   4.38,  99.90,   4.28,   0.00,
07/18 21Z,  -0.10,   2.21,  99.90,   2.11,   0.00,
07/18 22Z,  -0.10,   0.34,  99.90,   0.24,   0.00,
07/18 23Z,  -0.10,  -0.78,  99.90,  -0.88,   0.00,  (min)
07/19 00Z,   0.00,  -0.84,  99.90,  -0.84,   0.00,
07/19 01Z,   0.00,   0.21,  99.90,   0.21,   0.00,
07/19 02Z,   0.00,   2.17,  99.90,   2.17,   0.00,
07/19 03Z,   0.00,   4.59,  99.90,   4.59,   0.00,
07/19 04Z,   0.00,   6.73,  99.90,   6.73,   0.00,
07/19 05Z,  -0.10,   7.96,  99.90,   7.86,   0.00,
07/19 06Z,  -0.10,   8.13,  99.90,   8.03,   0.00,  (max)
07/19 07Z,  -0.10,   7.43,  99.90,   7.33,   0.00,
07/19 08Z,  -0.20,   6.10,  99.90,   5.90,   0.00,
07/19 09Z,  -0.20,   4.42,  99.90,   4.22,   0.00,
07/19 10Z,  -0.20,   2.78,  99.90,   2.58,   0.00,
07/19 11Z,  -0.20,   1.59,  99.90,   1.39,   0.00,
07/19 12Z,  -0.20,   1.17,  99.90,   0.97,   0.00,  (min)
07/19 13Z,  -0.20,   1.66,  99.90,   1.46,   0.00,
07/19 14Z,  -0.20,   2.97,  99.90,   2.77,   0.00,
07/19 15Z,  -0.20,   4.80,  99.90,   4.60,   0.00,
07/19 16Z,  -0.20,   6.54,  99.90,   6.34,   0.00,
07/19 17Z,  -0.30,   7.54,  99.90,   7.24,   0.00,
07/19 18Z,  -0.30,   7.59,  99.90,   7.29,   0.00,  (max)
07/19 19Z,  -0.30,   6.82,  99.90,   6.52,   0.00,
07/19 20Z,  -0.30,   5.46,  99.90,   5.16,   0.00,
07/19 21Z,  -0.40,   3.75,  99.90,   3.35,   0.00,
07/19 22Z,  -0.40,   2.01,  99.90,   1.61,   0.00,
07/19 23Z,  -0.40,   0.63,  99.90,   0.23,   0.00,
07/20 00Z,  -0.40,  -0.01,  99.90,  -0.41,   0.00,  (min)
07/20 01Z,  -0.40,   0.31,  99.90,  -0.09,   0.00,
07/20 02Z,  -0.40,   1.56,  99.90,   1.16,   0.00,
07/20 03Z,  -0.40,   3.49,  99.90,   3.09,   0.00,
07/20 04Z,  -0.40,   5.64,  99.90,   5.24,   0.00,
07/20 05Z,  -0.50,   7.33,  99.90,   6.83,   0.00,
07/20 06Z,  -0.50,   8.11,  99.90,   7.61,   0.00,  (max)
07/20 07Z,  -0.50,   7.97,  99.90,   7.47,   0.00,
07/20 08Z,  -0.50,   7.10,  99.90,   6.60,   0.00,
07/20 09Z,  -0.40,   5.74,  99.90,   5.34,   0.00,
07/20 10Z,  -0.40,   4.15,  99.90,   3.75,   0.00,
07/20 11Z,  -0.40,   2.66,  99.90,   2.26,   0.00,
07/20 12Z,  -0.30,   1.63,  99.90,   1.33,   0.00,
07/20 13Z,  -0.30,   1.32,  99.90,   1.02,   0.00,  (min)
07/20 14Z,  -0.30,   1.78,  99.90,   1.48,   0.00,
07/20 15Z,  -0.20,   2.92,  99.90,   2.72,   0.00,
07/20 16Z,  -0.20,   4.45,  99.90,   4.25,   0.00,
07/20 17Z,  -0.20,   5.83,  99.90,   5.63,   0.00,
07/20 18Z,  -0.10,   6.55,  99.90,   6.45,   0.00,
07/20 19Z,  99.90,   6.49,  99.90,  99.90,   0.00,
07/20 20Z,  99.90,   5.83,  99.90,  99.90,   0.00,
07/20 21Z,  99.90,   4.74,  99.90,  99.90,   0.00,
07/20 22Z,  99.90,   3.42,  99.90,  99.90,   0.00,
07/20 23Z,  99.90,   2.14,  99.90,  99.90,   0.00,
07/21 00Z,  99.90,   1.23,  99.90,  99.90,   0.00,