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 : 05/24/2025 07:20:51 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/22 12Z,   0.20,   3.57,  99.90,   3.77,   0.00,
05/22 13Z,   0.10,   4.28,  99.90,   4.38,   0.00,  (min)
05/22 14Z,   0.10,   6.60,  99.90,   6.70,   0.00,
05/22 15Z,   0.10,   9.29,  99.90,   9.39,   0.00,
05/22 16Z,   0.10,  11.10,  99.90,  11.20,   0.00,
05/22 17Z,   0.10,  11.88,  99.90,  11.98,   0.00,
05/22 18Z,   0.10,  12.07,  99.90,  12.17,   0.00,  (max)
05/22 19Z,   0.10,  11.96,  99.90,  12.06,   0.00,
05/22 20Z,   0.10,  11.37,  99.90,  11.47,   0.00,
05/22 21Z,   0.20,  10.01,  99.90,  10.21,   0.00,
05/22 22Z,   0.20,   7.84,  99.90,   8.04,   0.00,
05/22 23Z,   0.20,   5.20,  99.90,   5.40,   0.00,
05/23 00Z,   0.20,   2.80,  99.90,   3.00,   0.00,
05/23 01Z,   0.20,   1.69,  99.90,   1.89,   0.00,  (min)
05/23 02Z,   0.20,   2.69,  99.90,   2.89,   0.00,
05/23 03Z,   0.10,   5.27,  99.90,   5.37,   0.00,
05/23 04Z,   0.10,   7.85,  99.90,   7.95,   0.00,
05/23 05Z,   0.10,   9.44,  99.90,   9.54,   0.00,
05/23 06Z,   0.10,  10.09,  99.90,  10.19,   0.00,
05/23 07Z,   0.10,  10.24,  99.90,  10.34,   0.00,  (max)
05/23 08Z,   0.10,  10.16,  99.90,  10.26,   0.00,
05/23 09Z,   0.00,   9.73,  99.90,   9.73,   0.00,
05/23 10Z,   0.00,   8.69,  99.90,   8.69,   0.00,
05/23 11Z,   0.00,   7.11,  99.90,   7.11,   0.00,
05/23 12Z,   0.00,   5.45,  99.90,   5.45,   0.00,
05/23 13Z,   0.00,   4.53,  99.90,   4.53,   0.00,  (min)
05/23 14Z,  -0.10,   5.21,  99.90,   5.11,   0.00,
05/23 15Z,  -0.10,   7.40,  99.90,   7.30,   0.00,
05/23 16Z,  -0.10,   9.75,  99.90,   9.65,   0.00,
05/23 17Z,   0.00,  11.17,  99.90,  11.17,   0.00,
05/23 18Z,  -0.10,  11.66,  99.90,  11.56,   0.00,
05/23 19Z,  -0.10,  11.74,  99.90,  11.64,   0.00,  (max)
05/23 20Z,  -0.10,  11.46,  99.90,  11.36,   0.00,
05/23 21Z,  -0.10,  10.53,  99.90,  10.43,   0.00,
05/23 22Z,  -0.10,   8.69,  99.90,   8.59,   0.00,
05/23 23Z,  -0.10,   6.01,  99.90,   5.91,   0.00,
05/24 00Z,  -0.20,   3.01,  99.90,   2.81,   0.00,
05/24 01Z,  -0.20,   0.57,  99.90,   0.37,   0.00,
05/24 02Z,  -0.20,  -0.11,  99.90,  -0.31,   0.00,  (min)
05/24 03Z,  -0.10,   1.65,  99.90,   1.55,   0.00,
05/24 04Z,  -0.10,   4.98,  99.90,   4.88,   0.00,
05/24 05Z,   0.00,   8.15,  99.90,   8.15,   0.00,
05/24 06Z,   0.00,  10.15,  99.90,  10.15,   0.00,
05/24 07Z,   0.00,  11.06,  99.90,  11.06,   0.00,
05/24 08Z,   0.00,  11.29,  99.90,  11.29,   0.00,  (max)
05/24 09Z,   0.00,  11.24,  99.90,  11.24,   0.00,
05/24 10Z,   0.00,  10.86,  99.90,  10.86,   0.00,
05/24 11Z,   0.00,   9.85,  99.90,   9.85,   0.00,
05/24 12Z,   0.00,   8.24,  99.90,   8.24,   0.00,
05/24 13Z,   0.00,   6.47,  99.90,   6.47,   0.00,
05/24 14Z,   0.00,   5.43,  99.90,   5.43,   0.00,  (min)
05/24 15Z,   0.00,   5.99,  99.90,   5.99,   0.00,
05/24 16Z,   0.00,   7.97,  99.90,   7.97,   0.00,
05/24 17Z,   0.00,   9.99,  99.90,   9.99,   0.00,
05/24 18Z,   0.00,  11.05,  99.90,  11.05,   0.00,
05/24 19Z,   0.00,  11.33,  99.90,  11.33,   0.00,  (max)
05/24 20Z,   0.00,  11.32,  99.90,  11.32,   0.00,
05/24 21Z,   0.00,  10.86,  99.90,  10.86,   0.00,
05/24 22Z,   0.10,   9.58,  99.90,   9.68,   0.00,
05/24 23Z,   0.10,   7.29,  99.90,   7.39,   0.00,
05/25 00Z,   0.00,   4.19,  99.90,   4.19,   0.00,
05/25 01Z,   0.00,   0.91,  99.90,   0.91,   0.00,
05/25 02Z,   0.00,  -1.47,  99.90,  -1.47,   0.00,
05/25 03Z,   0.00,  -1.66,  99.90,  -1.66,   0.00,  (min)
05/25 04Z,   0.00,   0.84,  99.90,   0.84,   0.00,
05/25 05Z,   0.00,   4.86,  99.90,   4.86,   0.00,
05/25 06Z,   0.10,   8.55,  99.90,   8.65,   0.00,
05/25 07Z,   0.20,  10.92,  99.90,  11.12,   0.00,
05/25 08Z,   0.20,  12.05,  99.90,  12.25,   0.00,
05/25 09Z,   0.30,  12.37,  99.90,  12.67,   0.00,
05/25 10Z,   0.40,  12.33,  99.90,  12.73,   0.00,  (max)
05/25 11Z,   0.50,  11.96,  99.90,  12.46,   0.00,
05/25 12Z,   0.60,  10.95,  99.90,  11.55,   0.00,
05/25 13Z,   0.60,   9.25,  99.90,   9.85,   0.00,
05/25 14Z,   0.60,   7.33,  99.90,   7.93,   0.00,
05/25 15Z,   0.60,   6.12,  99.90,   6.72,   0.00,  (min)
05/25 16Z,   0.60,   6.54,  99.90,   7.14,   0.00,
05/25 17Z,   0.50,   8.30,  99.90,   8.80,   0.00,
05/25 18Z,   0.50,  10.01,  99.90,  10.51,   0.00,
05/25 19Z,   0.50,  10.80,  99.90,  11.30,   0.00,
05/25 20Z,   0.50,  10.94,  99.90,  11.44,   0.00,  (max)
05/25 21Z,   0.50,  10.87,  99.90,  11.37,   0.00,
05/25 22Z,   0.50,  10.23,  99.90,  10.73,   0.00,
05/25 23Z,   0.50,   8.66,  99.90,   9.16,   0.00,
05/26 00Z,   0.50,   6.02,  99.90,   6.52,   0.00,
05/26 01Z,   0.50,   2.60,  99.90,   3.10,   0.00,
05/26 02Z,   0.50,  -0.86,  99.90,  -0.36,   0.00,
05/26 03Z,   0.50,  -3.12,  99.90,  -2.62,   0.00,  (min)
05/26 04Z,   0.50,  -2.82,  99.90,  -2.32,   0.00,
05/26 05Z,   0.50,   0.32,  99.90,   0.82,   0.00,
05/26 06Z,   0.40,   4.90,  99.90,   5.30,   0.00,
05/26 07Z,   0.40,   9.00,  99.90,   9.40,   0.00,
05/26 08Z,   0.40,  11.66,  99.90,  12.06,   0.00,
05/26 09Z,   0.30,  12.96,  99.90,  13.26,   0.00,
05/26 10Z,   0.30,  13.34,  99.90,  13.64,   0.00,  (max)
05/26 11Z,   0.20,  13.30,  99.90,  13.50,   0.00,
05/26 12Z,   0.20,  12.92,  99.90,  13.12,   0.00,
05/26 13Z,   0.10,  11.85,  99.90,  11.95,   0.00,
05/26 14Z,   0.10,  10.03,  99.90,  10.13,   0.00,
05/26 15Z,   0.00,   7.91,  99.90,   7.91,   0.00,
05/26 16Z,   0.00,   6.52,  99.90,   6.52,   0.00,  (min)
05/26 17Z,   0.10,   6.81,  99.90,   6.91,   0.00,
05/26 18Z,   0.10,   8.40,  99.90,   8.50,   0.00,
05/26 19Z,   0.10,   9.89,  99.90,   9.99,   0.00,
05/26 20Z,   0.00,  10.50,  99.90,  10.50,   0.00,
05/26 21Z,   0.00,  10.55,  99.90,  10.55,   0.00,  (max)
05/26 22Z,   0.00,  10.43,  99.90,  10.43,   0.00,
05/26 23Z,   0.00,   9.66,  99.90,   9.66,   0.00,
05/27 00Z,   0.00,   7.90,  99.90,   7.90,   0.00,
05/27 01Z,  -0.10,   5.03,  99.90,   4.93,   0.00,
05/27 02Z,  -0.10,   1.40,  99.90,   1.30,   0.00,
05/27 03Z,  -0.10,  -2.15,  99.90,  -2.25,   0.00,
05/27 04Z,   0.00,  -4.25,  99.90,  -4.25,   0.00,  (min)
05/27 05Z,   0.00,  -3.52,  99.90,  -3.52,   0.00,
05/27 06Z,   0.00,   0.13,  99.90,   0.13,   0.00,
05/27 07Z,   0.00,   5.10,  99.90,   5.10,   0.00,
05/27 08Z,   0.10,   9.46,  99.90,   9.56,   0.00,
05/27 09Z,   0.10,  12.29,  99.90,  12.39,   0.00,
05/27 10Z,   0.10,  13.70,  99.90,  13.80,   0.00,
05/27 11Z,   0.20,  14.11,  99.90,  14.31,   0.00,  (max)
05/27 12Z,   0.20,  14.05,  99.90,  14.25,   0.00,
05/27 13Z,   0.20,  13.63,  99.90,  13.83,   0.00,
05/27 14Z,   0.20,  12.47,  99.90,  12.67,   0.00,
05/27 15Z,   0.30,  10.49,  99.90,  10.79,   0.00,
05/27 16Z,   0.40,   8.16,  99.90,   8.56,   0.00,
05/27 17Z,   0.40,   6.61,  99.90,   7.01,   0.00,  (min)
05/27 18Z,   0.40,   6.81,  99.90,   7.21,   0.00,
05/27 19Z,   0.30,   8.29,  99.90,   8.59,   0.00,
05/27 20Z,   0.30,   9.67,  99.90,   9.97,   0.00,
05/27 21Z,   0.20,  10.20,  99.90,  10.40,   0.00,
05/27 22Z,   0.20,  10.22,  99.90,  10.42,   0.00,  (max)
05/27 23Z,   0.10,  10.07,  99.90,  10.17,   0.00,
05/28 00Z,   0.00,   9.23,  99.90,   9.23,   0.00,