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 : 03/18/2025 04:21:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/16 12Z,   0.00,   9.96,  99.90,   9.96,   0.00,
03/16 13Z,   0.00,  10.04,  99.90,  10.04,   0.00,  (max)
03/16 14Z,   0.00,  10.02,  99.90,  10.02,   0.00,
03/16 15Z,   0.00,   9.81,  99.90,   9.81,   0.00,
03/16 16Z,   0.00,   9.14,  99.90,   9.14,   0.00,
03/16 17Z,   0.00,   7.84,  99.90,   7.84,   0.00,
03/16 18Z,   0.00,   6.23,  99.90,   6.23,   0.00,
03/16 19Z,   0.00,   5.24,  99.90,   5.24,   0.00,  (min)
03/16 20Z,   0.00,   5.63,  99.90,   5.63,   0.00,
03/16 21Z,   0.00,   7.05,  99.90,   7.05,   0.00,
03/16 22Z,  -0.10,   8.49,  99.90,   8.39,   0.00,
03/16 23Z,  -0.10,   9.36,  99.90,   9.26,   0.00,
03/17 00Z,  -0.10,   9.65,  99.90,   9.55,   0.00,
03/17 01Z,  -0.10,   9.68,  99.90,   9.58,   0.00,  (max)
03/17 02Z,  -0.10,   9.62,  99.90,   9.52,   0.00,
03/17 03Z,  -0.20,   9.30,  99.90,   9.10,   0.00,
03/17 04Z,  -0.20,   8.48,  99.90,   8.28,   0.00,
03/17 05Z,  -0.20,   7.01,  99.90,   6.81,   0.00,
03/17 06Z,  -0.20,   5.10,  99.90,   4.90,   0.00,
03/17 07Z,  -0.30,   3.62,  99.90,   3.32,   0.00,
03/17 08Z,  -0.40,   3.61,  99.90,   3.21,   0.00,  (min)
03/17 09Z,  -0.50,   5.15,  99.90,   4.65,   0.00,
03/17 10Z,  -0.60,   7.24,  99.90,   6.64,   0.00,
03/17 11Z,  -0.60,   8.94,  99.90,   8.34,   0.00,
03/17 12Z,  -0.60,   9.91,  99.90,   9.31,   0.00,
03/17 13Z,  -0.60,  10.26,  99.90,   9.66,   0.00,  (max)
03/17 14Z,  -0.70,  10.32,  99.90,   9.62,   0.00,
03/17 15Z,  -0.80,  10.31,  99.90,   9.51,   0.00,
03/17 16Z,  -0.70,  10.10,  99.90,   9.40,   0.00,
03/17 17Z,  -0.70,   9.41,  99.90,   8.71,   0.00,
03/17 18Z,  -0.40,   8.14,  99.90,   7.74,   0.00,
03/17 19Z,  -0.40,   6.68,  99.90,   6.28,   0.00,
03/17 20Z,  -0.50,   5.96,  99.90,   5.46,   0.00,  (min)
03/17 21Z,  -0.50,   6.51,  99.90,   6.01,   0.00,
03/17 22Z,  -0.50,   7.74,  99.90,   7.24,   0.00,
03/17 23Z,  -0.50,   8.74,  99.90,   8.24,   0.00,
03/18 00Z,  -0.40,   9.18,  99.90,   8.78,   0.00,
03/18 01Z,  -0.40,   9.22,  99.90,   8.82,   0.00,  (max)
03/18 02Z,  -0.40,   9.20,  99.90,   8.80,   0.00,
03/18 03Z,  -0.40,   9.05,  99.90,   8.65,   0.00,
03/18 04Z,  -0.30,   8.55,  99.90,   8.25,   0.00,
03/18 05Z,  -0.20,   7.50,  99.90,   7.30,   0.00,
03/18 06Z,  -0.10,   5.88,  99.90,   5.78,   0.00,
03/18 07Z,  -0.10,   4.07,  99.90,   3.97,   0.00,
03/18 08Z,   0.00,   3.05,  99.90,   3.05,   0.00,  (min)
03/18 09Z,   0.00,   3.70,  99.90,   3.70,   0.00,
03/18 10Z,  -0.10,   5.69,  99.90,   5.59,   0.00,
03/18 11Z,  -0.10,   7.89,  99.90,   7.79,   0.00,
03/18 12Z,  -0.10,   9.48,  99.90,   9.38,   0.00,
03/18 13Z,  -0.10,  10.31,  99.90,  10.21,   0.00,
03/18 14Z,  -0.10,  10.58,  99.90,  10.48,   0.00,
03/18 15Z,   0.00,  10.62,  99.90,  10.62,   0.00,  (max)
03/18 16Z,   0.00,  10.61,  99.90,  10.61,   0.00,
03/18 17Z,   0.00,  10.35,  99.90,  10.35,   0.00,
03/18 18Z,   0.10,   9.59,  99.90,   9.69,   0.00,
03/18 19Z,   0.20,   8.30,  99.90,   8.50,   0.00,
03/18 20Z,   0.20,   6.99,  99.90,   7.19,   0.00,
03/18 21Z,   0.20,   6.54,  99.90,   6.74,   0.00,  (min)
03/18 22Z,   0.20,   7.20,  99.90,   7.40,   0.00,
03/18 23Z,   0.20,   8.21,  99.90,   8.41,   0.00,
03/19 00Z,   0.20,   8.81,  99.90,   9.01,   0.00,
03/19 01Z,   0.30,   8.92,  99.90,   9.22,   0.00,  (max)
03/19 02Z,   0.30,   8.85,  99.90,   9.15,   0.00,
03/19 03Z,   0.30,   8.80,  99.90,   9.10,   0.00,
03/19 04Z,   0.30,   8.51,  99.90,   8.81,   0.00,
03/19 05Z,   0.40,   7.78,  99.90,   8.18,   0.00,
03/19 06Z,   0.50,   6.50,  99.90,   7.00,   0.00,
03/19 07Z,   0.50,   4.78,  99.90,   5.28,   0.00,
03/19 08Z,   0.50,   3.17,  99.90,   3.67,   0.00,
03/19 09Z,   0.50,   2.72,  99.90,   3.22,   0.00,  (min)
03/19 10Z,   0.50,   4.01,  99.90,   4.51,   0.00,
03/19 11Z,   0.50,   6.35,  99.90,   6.85,   0.00,
03/19 12Z,   0.40,   8.56,  99.90,   8.96,   0.00,
03/19 13Z,   0.40,  10.01,  99.90,  10.41,   0.00,
03/19 14Z,   0.30,  10.68,  99.90,  10.98,   0.00,
03/19 15Z,   0.30,  10.88,  99.90,  11.18,   0.00,
03/19 16Z,   0.30,  10.91,  99.90,  11.21,   0.00,  (max)
03/19 17Z,   0.30,  10.88,  99.90,  11.18,   0.00,
03/19 18Z,   0.30,  10.53,  99.90,  10.83,   0.00,
03/19 19Z,   0.40,   9.67,  99.90,  10.07,   0.00,
03/19 20Z,   0.40,   8.36,  99.90,   8.76,   0.00,
03/19 21Z,   0.30,   7.20,  99.90,   7.50,   0.00,
03/19 22Z,   0.30,   7.02,  99.90,   7.32,   0.00,  (min)
03/19 23Z,   0.20,   7.74,  99.90,   7.94,   0.00,
03/20 00Z,   0.20,   8.50,  99.90,   8.70,   0.00,
03/20 01Z,   0.20,   8.76,  99.90,   8.96,   0.00,
03/20 02Z,   0.30,   8.67,  99.90,   8.97,   0.00,
03/20 03Z,   0.40,   8.61,  99.90,   9.01,   0.00,  (max)
03/20 04Z,   0.50,   8.47,  99.90,   8.97,   0.00,
03/20 05Z,   0.60,   8.00,  99.90,   8.60,   0.00,
03/20 06Z,   0.80,   7.01,  99.90,   7.81,   0.00,
03/20 07Z,   0.80,   5.51,  99.90,   6.31,   0.00,
03/20 08Z,   0.90,   3.75,  99.90,   4.65,   0.00,
03/20 09Z,   0.90,   2.46,  99.90,   3.36,   0.00,  (min)
03/20 10Z,   0.90,   2.61,  99.90,   3.51,   0.00,
03/20 11Z,   0.80,   4.48,  99.90,   5.28,   0.00,
03/20 12Z,   0.70,   7.05,  99.90,   7.75,   0.00,
03/20 13Z,   0.70,   9.19,  99.90,   9.89,   0.00,
03/20 14Z,   0.70,  10.46,  99.90,  11.16,   0.00,
03/20 15Z,   0.70,  11.00,  99.90,  11.70,   0.00,
03/20 16Z,   0.70,  11.13,  99.90,  11.83,   0.00,
03/20 17Z,   0.70,  11.16,  99.90,  11.86,   0.00,  (max)
03/20 18Z,   0.70,  11.08,  99.90,  11.78,   0.00,
03/20 19Z,   0.60,  10.62,  99.90,  11.22,   0.00,
03/20 20Z,   0.60,   9.64,  99.90,  10.24,   0.00,
03/20 21Z,   0.60,   8.32,  99.90,   8.92,   0.00,
03/20 22Z,   0.60,   7.37,  99.90,   7.97,   0.00,
03/20 23Z,   0.50,   7.44,  99.90,   7.94,   0.00,  (min)
03/21 00Z,   0.50,   8.16,  99.90,   8.66,   0.00,
03/21 01Z,   0.60,   8.67,  99.90,   9.27,   0.00,
03/21 02Z,   0.60,   8.68,  99.90,   9.28,   0.00,  (max)
03/21 03Z,   0.70,   8.52,  99.90,   9.22,   0.00,
03/21 04Z,   0.70,   8.47,  99.90,   9.17,   0.00,
03/21 05Z,   0.80,   8.20,  99.90,   9.00,   0.00,
03/21 06Z,   0.80,   7.50,  99.90,   8.30,   0.00,
03/21 07Z,   0.80,   6.24,  99.90,   7.04,   0.00,
03/21 08Z,   0.80,   4.55,  99.90,   5.35,   0.00,
03/21 09Z,   0.70,   2.84,  99.90,   3.54,   0.00,
03/21 10Z,   0.70,   1.92,  99.90,   2.62,   0.00,  (min)
03/21 11Z,   0.60,   2.69,  99.90,   3.29,   0.00,
03/21 12Z,   0.60,   5.03,  99.90,   5.63,   0.00,
03/21 13Z,   0.50,   7.73,  99.90,   8.23,   0.00,
03/21 14Z,   0.50,   9.74,  99.90,  10.24,   0.00,
03/21 15Z,   0.50,  10.84,  99.90,  11.34,   0.00,
03/21 16Z,   0.50,  11.26,  99.90,  11.76,   0.00,
03/21 17Z,   0.50,  11.34,  99.90,  11.84,   0.00,
03/21 18Z,   0.50,  11.37,  99.90,  11.87,   0.00,
03/21 19Z,  99.90,  11.21,  99.90,  99.90,   0.00,
03/21 20Z,  99.90,  10.61,  99.90,  99.90,   0.00,
03/21 21Z,  99.90,   9.52,  99.90,  99.90,   0.00,
03/21 22Z,  99.90,   8.23,  99.90,  99.90,   0.00,
03/21 23Z,  99.90,   7.51,  99.90,  99.90,   0.00,
03/22 00Z,  99.90,   7.80,  99.90,  99.90,   0.00,