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
#Cordova, AK : 01/23/2026 17:22:20 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/22 00Z,  -0.30,  13.15,  12.27,  99.90,  -0.58,  (max)
01/22 01Z,  -0.30,  11.91,  10.99,  99.90,  -0.62,
01/22 02Z,  -0.30,   9.42,   8.56,  99.90,  -0.56,
01/22 03Z,  -0.40,   6.17,   5.34,  99.90,  -0.43,
01/22 04Z,  -0.40,   2.84,   2.07,  99.90,  -0.37,
01/22 05Z,  -0.50,   0.17,  -0.82,  99.90,  -0.49,
01/22 06Z,  -0.40,  -1.07,  -1.97,  99.90,  -0.50,  (min)
01/22 07Z,  -0.30,  -0.40,  -1.13,  99.90,  -0.43,
01/22 08Z,  -0.30,   1.88,   0.99,  99.90,  -0.59,
01/22 09Z,  -0.40,   4.99,   4.00,  99.90,  -0.59,
01/22 10Z,  -0.40,   8.13,   7.04,  99.90,  -0.69,
01/22 11Z,  -0.50,  10.67,   9.50,  99.90,  -0.67,
01/22 12Z,  -0.40,  12.12,  11.21,  99.90,  -0.51,
01/22 13Z,  -0.40,  12.27,  11.40,  99.90,  -0.47,  (max)
01/22 14Z,  -0.40,  11.12,  10.21,  99.90,  -0.51,
01/22 15Z,  -0.50,   8.95,   8.09,  99.90,  -0.36,
01/22 16Z,  -0.50,   6.35,   5.58,  99.90,  -0.27,
01/22 17Z,  -0.50,   3.99,   3.19,  99.90,  -0.30,
01/22 18Z,  -0.50,   2.59,   1.62,  99.90,  -0.47,  (min)
01/22 19Z,  -0.50,   2.74,   1.85,  99.90,  -0.39,
01/22 20Z,  -0.50,   4.45,   3.55,  99.90,  -0.40,
01/22 21Z,  -0.50,   7.03,   5.87,  99.90,  -0.66,
01/22 22Z,  -0.50,   9.64,   8.38,  99.90,  -0.76,
01/22 23Z,  -0.50,  11.63,  10.55,  99.90,  -0.58,
01/23 00Z,  -0.50,  12.55,  11.68,  99.90,  -0.37,  (max)
01/23 01Z,  -0.50,  12.19,  11.28,  99.90,  -0.41,
01/23 02Z,  -0.50,  10.59,   9.57,  99.90,  -0.52,
01/23 03Z,  -0.50,   7.99,   7.06,  99.90,  -0.43,
01/23 04Z,  -0.50,   4.92,   4.00,  99.90,  -0.42,
01/23 05Z,  -0.50,   2.05,   1.13,  99.90,  -0.42,
01/23 06Z,  -0.50,   0.07,  -1.14,  99.90,  -0.71,
01/23 07Z,  -0.50,  -0.34,  -1.34,  99.90,  -0.50,  (min)
01/23 08Z,  -0.50,   1.07,   0.07,  99.90,  -0.50,
01/23 09Z,  -0.40,   3.80,   2.58,  99.90,  -0.82,
01/23 10Z,  -0.40,   6.97,   5.60,  99.90,  -0.97,
01/23 11Z,  -0.50,   9.82,   8.37,  99.90,  -0.95,
01/23 12Z,  -0.60,  11.79,  10.55,  99.90,  -0.64,
01/23 13Z,  -0.60,  12.57,  11.63,  99.90,  -0.34,  (max)
01/23 14Z,  -0.60,  12.08,  10.99,  99.90,  -0.49,
01/23 15Z,  -0.60,  10.45,   9.36,  99.90,  -0.49,
01/23 16Z,  -0.60,   8.02,   7.04,  99.90,  -0.38,
01/23 17Z,  -0.60,   5.41,   4.39,  99.90,  -0.42,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/23 18Z,  -0.60,   3.24,  99.90,   2.22,  -0.42,
01/23 19Z,  -0.60,   2.20,  99.90,   1.17,  -0.43,  (min)
01/23 20Z,  -0.70,   2.77,  99.90,   1.64,  -0.44,
01/23 21Z,  -0.70,   4.73,  99.90,   3.59,  -0.44,
01/23 22Z,  -0.70,   7.27,  99.90,   6.12,  -0.45,
01/23 23Z,  -0.70,   9.59,  99.90,   8.43,  -0.46,
01/24 00Z,  -0.80,  11.14,  99.90,   9.88,  -0.46,
01/24 01Z,  -0.80,  11.61,  99.90,  10.34,  -0.47,  (max)
01/24 02Z,  -0.60,  10.97,  99.90,   9.89,  -0.48,
01/24 03Z,  -0.60,   9.30,  99.90,   8.21,  -0.48,
01/24 04Z,  -0.60,   6.87,  99.90,   5.78,  -0.49,
01/24 05Z,  -0.60,   4.21,  99.90,   3.12,  -0.50,
01/24 06Z,  -0.50,   1.93,  99.90,   0.94,  -0.50,
01/24 07Z,  -0.70,   0.66,  99.90,  -0.54,  -0.50,  (min)
01/24 08Z,  -0.70,   0.97,  99.90,  -0.23,  -0.50,
01/24 09Z,  -0.70,   2.90,  99.90,   1.71,  -0.50,
01/24 10Z,  -0.80,   5.79,  99.90,   4.49,  -0.50,
01/24 11Z,  -0.90,   8.74,  99.90,   7.34,  -0.50,
01/24 12Z,  -0.80,  11.08,  99.90,   9.78,  -0.50,
01/24 13Z,  -0.90,  12.43,  99.90,  11.03,  -0.50,
01/24 14Z,  -0.80,  12.63,  99.90,  11.34,  -0.50,  (max)
01/24 15Z,  -0.70,  11.72,  99.90,  10.52,  -0.50,
01/24 16Z,  -0.70,   9.81,  99.90,   8.62,  -0.50,
01/24 17Z,  -0.70,   7.30,  99.90,   6.10,  -0.50,
01/24 18Z,  -0.70,   4.75,  99.90,   3.55,  -0.50,
01/24 19Z,  -0.70,   2.79,  99.90,   1.59,  -0.50,
01/24 20Z,  -0.80,   2.04,  99.90,   0.75,  -0.50,  (min)
01/24 21Z,  -0.70,   2.85,  99.90,   1.66,  -0.50,
01/24 22Z,  -0.80,   4.82,  99.90,   3.52,  -0.50,
01/24 23Z,  -0.70,   7.11,  99.90,   5.91,  -0.50,
01/25 00Z,  -0.70,   9.02,  99.90,   7.82,  -0.50,
01/25 01Z,  -0.70,  10.17,  99.90,   8.97,  -0.50,
01/25 02Z,  -0.60,  10.41,  99.90,   9.31,  -0.50,  (max)
01/25 03Z,  -0.70,   9.76,  99.90,   8.57,  -0.50,
01/25 04Z,  -0.60,   8.31,  99.90,   7.21,  -0.50,
01/25 05Z,  -0.60,   6.28,  99.90,   5.18,  -0.50,
01/25 06Z,  -0.60,   4.14,  99.90,   3.04,  -0.50,
01/25 07Z,  -0.70,   2.45,  99.90,   1.25,  -0.50,
01/25 08Z,  -0.60,   1.79,  99.90,   0.69,  -0.50,  (min)
01/25 09Z,  -0.50,   2.61,  99.90,   1.61,  -0.50,
01/25 10Z,  -0.50,   4.76,  99.90,   3.76,  -0.50,
01/25 11Z,  -0.40,   7.49,  99.90,   6.59,  -0.50,
01/25 12Z,  -0.40,   9.99,  99.90,   9.09,  -0.50,
01/25 13Z,  -0.40,  11.79,  99.90,  10.89,  -0.50,
01/25 14Z,  -0.40,  12.65,  99.90,  11.75,  -0.50,  (max)
01/25 15Z,  -0.40,  12.52,  99.90,  11.62,  -0.50,
01/25 16Z,  -0.40,  11.40,  99.90,  10.50,  -0.50,
01/25 17Z,  -0.40,   9.40,  99.90,   8.50,  -0.50,
01/25 18Z,  -0.30,   6.89,  99.90,   6.09,  -0.50,
01/25 19Z,  -0.30,   4.43,  99.90,   3.63,  -0.50,
01/25 20Z,  -0.30,   2.62,  99.90,   1.82,  -0.50,
01/25 21Z,  -0.30,   2.02,  99.90,   1.22,  -0.50,  (min)
01/25 22Z,  -0.20,   2.84,  99.90,   2.14,  -0.50,
01/25 23Z,  -0.30,   4.57,  99.90,   3.77,  -0.50,
01/26 00Z,  -0.30,   6.45,  99.90,   5.65,  -0.50,
01/26 01Z,  -0.30,   7.98,  99.90,   7.18,  -0.50,
01/26 02Z,  -0.20,   8.94,  99.90,   8.24,  -0.50,
01/26 03Z,  -0.20,   9.24,  99.90,   8.55,  -0.50,  (max)
01/26 04Z,  -0.20,   8.87,  99.90,   8.18,  -0.50,
01/26 05Z,  -0.20,   7.82,  99.90,   7.12,  -0.50,
01/26 06Z,  -0.10,   6.26,  99.90,   5.66,  -0.50,
01/26 07Z,  -0.10,   4.63,  99.90,   4.03,  -0.50,
01/26 08Z,  -0.10,   3.44,  99.90,   2.84,  -0.50,
01/26 09Z,  -0.10,   3.19,  99.90,   2.59,  -0.50,  (min)
01/26 10Z,   0.00,   4.21,  99.90,   3.71,  -0.50,
01/26 11Z,   0.00,   6.25,  99.90,   5.75,  -0.50,
01/26 12Z,   0.00,   8.58,  99.90,   8.08,  -0.50,
01/26 13Z,   0.00,  10.60,  99.90,  10.10,  -0.50,
01/26 14Z,   0.00,  12.01,  99.90,  11.51,  -0.50,
01/26 15Z,   0.00,  12.65,  99.90,  12.15,  -0.50,  (max)
01/26 16Z,   0.00,  12.43,  99.90,  11.93,  -0.50,
01/26 17Z,   0.10,  11.29,  99.90,  10.90,  -0.50,
01/26 18Z,   0.10,   9.30,  99.90,   8.90,  -0.50,
01/26 19Z,   0.20,   6.83,  99.90,   6.53,  -0.50,
01/26 20Z,   0.30,   4.43,  99.90,   4.23,  -0.50,
01/26 21Z,   0.30,   2.65,  99.90,   2.45,  -0.50,
01/26 22Z,   0.30,   1.99,  99.90,   1.79,  -0.50,  (min)
01/26 23Z,   0.30,   2.55,  99.90,   2.35,  -0.50,
01/27 00Z,   0.30,   3.87,  99.90,   3.67,  -0.50,
01/27 01Z,   0.30,   5.36,  99.90,   5.16,  -0.50,
01/27 02Z,   0.30,   6.71,  99.90,   6.51,  -0.50,
01/27 03Z,   0.30,   7.77,  99.90,   7.57,  -0.50,
01/27 04Z,   0.30,   8.40,  99.90,   8.20,  -0.50,
01/27 05Z,   0.30,   8.46,  99.90,   8.26,  -0.50,  (max)
01/27 06Z,   0.40,   7.86,  99.90,   7.76,  -0.50,
01/27 07Z,   0.50,   6.74,  99.90,   6.74,  -0.50,
01/27 08Z,   0.50,   5.53,  99.90,   5.53,  -0.50,
01/27 09Z,   0.40,   4.64,  99.90,   4.54,  -0.50,
01/27 10Z,   0.50,   4.52,  99.90,   4.52,  -0.50,  (min)
01/27 11Z,   0.50,   5.42,  99.90,   5.42,  -0.50,
01/27 12Z,   0.70,   7.09,  99.90,   7.29,  -0.50,