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
#Clarks Point, Nushagak Bay, AK : 05/20/2026 10:21:13 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 18Z,   0.60,  16.55,  99.90,  17.15,   0.00,
05/18 19Z,   0.50,  12.57,  99.90,  13.07,   0.00,
05/18 20Z,   0.50,   8.98,  99.90,   9.48,   0.00,
05/18 21Z,   0.40,   6.70,  99.90,   7.10,   0.00,
05/18 22Z,   0.40,   6.48,  99.90,   6.88,   0.00,  (min)
05/18 23Z,   0.30,   8.24,  99.90,   8.54,   0.00,
05/19 00Z,   0.20,  11.04,  99.90,  11.24,   0.00,
05/19 01Z,   0.00,  13.73,  99.90,  13.73,   0.00,
05/19 02Z,   0.00,  15.43,  99.90,  15.43,   0.00,
05/19 03Z,   0.10,  15.51,  99.90,  15.61,   0.00,  (max)
05/19 04Z,   0.30,  13.68,  99.90,  13.98,   0.00,
05/19 05Z,   0.50,  10.18,  99.90,  10.68,   0.00,
05/19 06Z,   0.50,   5.77,  99.90,   6.27,   0.00,
05/19 07Z,   1.00,   1.37,  99.90,   2.37,   0.00,
05/19 08Z,   1.30,  -2.19,  99.90,  -0.89,   0.00,
05/19 09Z,   1.40,  -4.04,  99.90,  -2.64,   0.00,  (min)
05/19 10Z,   1.40,  -3.33,  99.90,  -1.93,   0.00,
05/19 11Z,   1.50,   0.18,  99.90,   1.68,   0.00,
05/19 12Z,   1.30,   5.71,  99.90,   7.01,   0.00,
05/19 13Z,   1.40,  11.92,  99.90,  13.32,   0.00,
05/19 14Z,   1.30,  17.55,  99.90,  18.85,   0.00,
05/19 15Z,   1.20,  21.66,  99.90,  22.86,   0.00,
05/19 16Z,   1.10,  23.55,  99.90,  24.65,   0.00,  0.53 ft above HAT  (max)
05/19 17Z,   0.90,  22.98,  99.90,  23.88,   0.00,
05/19 18Z,   0.70,  20.38,  99.90,  21.08,   0.00,
05/19 19Z,   0.50,  16.54,  99.90,  17.04,   0.00,
05/19 20Z,   0.30,  12.30,  99.90,  12.60,   0.00,
05/19 21Z,   0.10,   8.50,  99.90,   8.60,   0.00,
05/19 22Z,   0.10,   6.18,  99.90,   6.28,   0.00,
05/19 23Z,   0.00,   6.04,  99.90,   6.04,   0.00,  (min)
05/20 00Z,   0.10,   7.91,  99.90,   8.01,   0.00,
05/20 01Z,   0.10,  10.81,  99.90,  10.91,   0.00,
05/20 02Z,   0.10,  13.58,  99.90,  13.68,   0.00,
05/20 03Z,   0.10,  15.35,  99.90,  15.45,   0.00,
05/20 04Z,   0.20,  15.47,  99.90,  15.67,   0.00,  (max)
05/20 05Z,   0.20,  13.64,  99.90,  13.84,   0.00,
05/20 06Z,   0.30,  10.13,  99.90,  10.43,   0.00,
05/20 07Z,   0.40,   5.72,  99.90,   6.12,   0.00,
05/20 08Z,   0.50,   1.31,  99.90,   1.81,   0.00,
05/20 09Z,   0.50,  -2.25,  99.90,  -1.75,   0.00,
05/20 10Z,   0.60,  -4.01,  99.90,  -3.41,   0.00,  (min)
05/20 11Z,   0.60,  -3.11,  99.90,  -2.51,   0.00,
05/20 12Z,   0.60,   0.60,  99.90,   1.20,   0.00,
05/20 13Z,   0.60,   6.25,  99.90,   6.85,   0.00,
05/20 14Z,   0.60,  12.50,  99.90,  13.10,   0.00,
05/20 15Z,   0.60,  18.11,  99.90,  18.71,   0.00,
05/20 16Z,   0.60,  22.13,  99.90,  22.73,   0.00,
05/20 17Z,   0.50,  23.84,  99.90,  24.34,   0.00,  0.22 ft above HAT  (max)
05/20 18Z,   0.40,  23.04,  99.90,  23.44,   0.00,
05/20 19Z,   0.40,  20.21,  99.90,  20.61,   0.00,
05/20 20Z,   0.30,  16.15,  99.90,  16.45,   0.00,
05/20 21Z,   0.30,  11.67,  99.90,  11.97,   0.00,
05/20 22Z,   0.30,   7.74,  99.90,   8.04,   0.00,
05/20 23Z,   0.30,   5.42,  99.90,   5.72,   0.00,
05/21 00Z,   0.20,   5.40,  99.90,   5.60,   0.00,  (min)
05/21 01Z,   0.20,   7.42,  99.90,   7.62,   0.00,
05/21 02Z,   0.10,  10.45,  99.90,  10.55,   0.00,
05/21 03Z,   0.10,  13.36,  99.90,  13.46,   0.00,
05/21 04Z,   0.10,  15.28,  99.90,  15.38,   0.00,
05/21 05Z,   0.10,  15.54,  99.90,  15.64,   0.00,  (max)
05/21 06Z,   0.30,  13.83,  99.90,  14.13,   0.00,
05/21 07Z,   0.50,  10.43,  99.90,  10.93,   0.00,
05/21 08Z,   0.60,   6.12,  99.90,   6.72,   0.00,
05/21 09Z,   0.90,   1.76,  99.90,   2.66,   0.00,
05/21 10Z,   1.30,  -1.77,  99.90,  -0.47,   0.00,
05/21 11Z,   1.70,  -3.47,  99.90,  -1.77,   0.00,  (min)
05/21 12Z,   1.90,  -2.46,  99.90,  -0.56,   0.00,
05/21 13Z,   2.20,   1.31,  99.90,   3.51,   0.00,
05/21 14Z,   2.30,   6.92,  99.90,   9.22,   0.00,
05/21 15Z,   2.10,  13.04,  99.90,  15.14,   0.00,
05/21 16Z,   1.70,  18.48,  99.90,  20.18,   0.00,
05/21 17Z,   1.40,  22.28,  99.90,  23.68,   0.00,
05/21 18Z,   1.30,  23.74,  99.90,  25.04,   0.00,  0.92 ft above HAT  (max)
05/21 19Z,   1.10,  22.70,  99.90,  23.80,   0.00,
05/21 20Z,   1.10,  19.65,  99.90,  20.75,   0.00,
05/21 21Z,   1.10,  15.38,  99.90,  16.48,   0.00,
05/21 22Z,   1.30,  10.73,  99.90,  12.03,   0.00,
05/21 23Z,   1.50,   6.71,  99.90,   8.21,   0.00,
05/22 00Z,   1.60,   4.46,  99.90,   6.06,   0.00,  (min)
05/22 01Z,   1.80,   4.60,  99.90,   6.40,   0.00,
05/22 02Z,   1.80,   6.78,  99.90,   8.58,   0.00,
05/22 03Z,   1.90,   9.96,  99.90,  11.86,   0.00,
05/22 04Z,   2.00,  13.06,  99.90,  15.06,   0.00,
05/22 05Z,   2.00,  15.21,  99.90,  17.21,   0.00,
05/22 06Z,   2.20,  15.69,  99.90,  17.89,   0.00,  (max)
05/22 07Z,   2.50,  14.20,  99.90,  16.70,   0.00,
05/22 08Z,   2.70,  11.02,  99.90,  13.72,   0.00,
05/22 09Z,   2.80,   6.91,  99.90,   9.71,   0.00,
05/22 10Z,   2.60,   2.67,  99.90,   5.27,   0.00,
05/22 11Z,   2.30,  -0.81,  99.90,   1.49,   0.00,
05/22 12Z,   2.10,  -2.45,  99.90,  -0.35,   0.00,  (min)
05/22 13Z,   1.90,  -1.40,  99.90,   0.50,   0.00,
05/22 14Z,   1.70,   2.31,  99.90,   4.01,   0.00,
05/22 15Z,   1.60,   7.72,  99.90,   9.32,   0.00,
05/22 16Z,   1.50,  13.55,  99.90,  15.05,   0.00,
05/22 17Z,   1.40,  18.68,  99.90,  20.08,   0.00,
05/22 18Z,   1.40,  22.15,  99.90,  23.55,   0.00,
05/22 19Z,   1.40,  23.29,  99.90,  24.69,   0.00,  0.57 ft above HAT  (max)
05/22 20Z,   1.50,  21.98,  99.90,  23.48,   0.00,
05/22 21Z,   1.50,  18.72,  99.90,  20.22,   0.00,
05/22 22Z,   1.60,  14.28,  99.90,  15.88,   0.00,
05/22 23Z,   1.60,   9.51,  99.90,  11.11,   0.00,
05/23 00Z,   1.50,   5.48,  99.90,   6.98,   0.00,
05/23 01Z,   1.50,   3.35,  99.90,   4.85,   0.00,  (min)
05/23 02Z,   1.40,   3.68,  99.90,   5.08,   0.00,
05/23 03Z,   1.30,   6.05,  99.90,   7.35,   0.00,
05/23 04Z,   1.20,   9.41,  99.90,  10.61,   0.00,
05/23 05Z,   1.00,  12.73,  99.90,  13.73,   0.00,
05/23 06Z,   0.80,  15.14,  99.90,  15.94,   0.00,
05/23 07Z,   0.60,  15.91,  99.90,  16.51,   0.00,  (max)
05/23 08Z,   0.40,  14.72,  99.90,  15.12,   0.00,
05/23 09Z,   0.30,  11.86,  99.90,  12.16,   0.00,
05/23 10Z,   0.20,   8.01,  99.90,   8.21,   0.00,
05/23 11Z,   0.20,   3.95,  99.90,   4.15,   0.00,
05/23 12Z,   0.20,   0.56,  99.90,   0.76,   0.00,
05/23 13Z,   0.20,  -1.03,  99.90,  -0.83,   0.00,  (min)
05/23 14Z,   0.20,  -0.00,  99.90,   0.20,   0.00,
05/23 15Z,   0.20,   3.53,  99.90,   3.73,   0.00,
05/23 16Z,   0.20,   8.60,  99.90,   8.80,   0.00,
05/23 17Z,   0.20,  14.01,  99.90,  14.21,   0.00,
05/23 18Z,   0.20,  18.70,  99.90,  18.90,   0.00,
05/23 19Z,   0.20,  21.75,  99.90,  21.95,   0.00,
05/23 20Z,   0.20,  22.50,  99.90,  22.70,   0.00,  (max)
05/23 21Z,   0.20,  20.90,  99.90,  21.10,   0.00,
05/23 22Z,   0.20,  17.46,  99.90,  17.66,   0.00,
05/23 23Z,   0.10,  12.90,  99.90,  13.00,   0.00,
05/24 00Z,   0.10,   8.08,  99.90,   8.18,   0.00,
05/24 01Z,  99.90,   4.11,  99.90,  99.90,   0.00,
05/24 02Z,  99.90,   2.18,  99.90,  99.90,   0.00,
05/24 03Z,  99.90,   2.74,  99.90,  99.90,   0.00,
05/24 04Z,  99.90,   5.31,  99.90,  99.90,   0.00,
05/24 05Z,  99.90,   8.87,  99.90,  99.90,   0.00,
05/24 06Z,  99.90,  12.44,  99.90,  99.90,   0.00,