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
#Prudhoe Bay, AK : 04/15/2026 19:22:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/14 00Z,  -0.30,  -0.95,  99.90,  99.90,  99.90,
04/14 01Z,  -0.30,  -0.99,  99.90,  99.90,  99.90,
04/14 02Z,  -0.40,  -1.00,  -0.27,  99.90,   1.13,  (min)
04/14 03Z,  -0.40,  -0.96,  -0.23,  99.90,   1.13,
04/14 04Z,  -0.50,  -0.88,  99.90,  99.90,  99.90,
04/14 05Z,  -0.50,  -0.79,  -0.12,  99.90,   1.17,
04/14 06Z,  -0.50,  -0.71,  99.90,  99.90,  99.90,
04/14 07Z,  -0.60,  -0.65,  99.90,  99.90,  99.90,
04/14 08Z,  -0.60,  -0.64,  -0.03,  99.90,   1.21,
04/14 09Z,  -0.60,  -0.68,  99.90,  99.90,  99.90,
04/14 10Z,  -0.60,  -0.75,  99.90,  99.90,  99.90,  (max)
04/14 11Z,  -0.60,  -0.84,  -0.29,  99.90,   1.15,
04/14 12Z,  -0.60,  -0.92,  -0.39,  99.90,   1.13,
04/14 13Z,  -0.60,  -0.97,  -0.43,  99.90,   1.14,
04/14 14Z,  -0.60,  -0.97,  99.90,  99.90,  99.90,
04/14 15Z,  -0.60,  -0.92,  -0.43,  99.90,   1.09,
04/14 16Z,  -0.60,  -0.83,  99.90,  99.90,  99.90,
04/14 17Z,  -0.60,  -0.72,  99.90,  99.90,  99.90,  (min)
04/14 18Z,  -0.50,  -0.62,  -0.23,  99.90,   0.89,
04/14 19Z,  -0.50,  -0.55,  -0.13,  99.90,   0.92,
04/14 20Z,  -0.50,  -0.53,  99.90,  99.90,  99.90,
04/14 21Z,  -0.50,  -0.57,  -0.13,  99.90,   0.94,
04/14 22Z,  -0.50,  -0.66,  99.90,  99.90,  99.90,
04/14 23Z,  -0.50,  -0.78,  99.90,  99.90,  99.90,  (max)
04/15 00Z,  -0.40,  -0.91,  -0.38,  99.90,   0.93,
04/15 01Z,  -0.40,  -1.01,  99.90,  99.90,  99.90,
04/15 02Z,  -0.40,  -1.07,  -0.53,  99.90,   0.94,  (min)
04/15 03Z,  -0.40,  -1.06,  -0.49,  99.90,   0.97,
04/15 04Z,  -0.40,  -1.00,  99.90,  99.90,  99.90,
04/15 05Z,  -0.50,  -0.91,  -0.41,  99.90,   1.00,
04/15 06Z,  -0.40,  -0.81,  -0.32,  99.90,   0.89,
04/15 07Z,  -0.50,  -0.72,  99.90,  99.90,  99.90,
04/15 08Z,  -0.50,  -0.68,  99.90,  99.90,  99.90,
04/15 09Z,  -0.50,  -0.69,  99.90,  99.90,  99.90,
04/15 10Z,  -0.50,  -0.76,  99.90,  99.90,  99.90,
04/15 11Z,  -0.50,  -0.85,  99.90,  99.90,  99.90,  (max)
04/15 12Z,  -0.60,  -0.96,  -0.46,  99.90,   1.10,
04/15 13Z,  -0.60,  -1.03,  -0.55,  99.90,   1.08,
04/15 14Z,  -0.60,  -1.06,  99.90,  99.90,  99.90,
04/15 15Z,  -0.60,  -1.03,  -0.61,  99.90,   1.02,  (min)
04/15 16Z,  -0.60,  -0.93,  -0.55,  99.90,   0.98,
04/15 17Z,  -0.70,  -0.79,  99.90,  99.90,  99.90,
04/15 18Z,  -0.70,  -0.65,  -0.31,  99.90,   1.04,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 19Z,  -0.70,  -0.52,  99.90,  -0.19,   1.03,
04/15 20Z,  -0.60,  -0.45,  99.90,  -0.02,   1.03,  (max)
04/15 21Z,  -0.60,  -0.45,  99.90,  -0.02,   1.03,
04/15 22Z,  -0.60,  -0.52,  99.90,  -0.09,   1.03,
04/15 23Z,  -0.70,  -0.65,  99.90,  -0.32,   1.03,
04/16 00Z,  -0.70,  -0.81,  99.90,  -0.48,   1.02,
04/16 01Z,  -0.70,  -0.95,  99.90,  -0.63,   1.02,
04/16 02Z,  -0.70,  -1.06,  99.90,  -0.74,   1.02,
04/16 03Z,  -0.70,  -1.11,  99.90,  -0.79,   1.02,  (min)
04/16 04Z,  -0.70,  -1.09,  99.90,  -0.77,   1.02,
04/16 05Z,  -0.70,  -1.01,  99.90,  -0.70,   1.01,
04/16 06Z,  -0.70,  -0.90,  99.90,  -0.59,   1.01,
04/16 07Z,  -0.80,  -0.79,  99.90,  -0.58,   1.01,  (max)
04/16 08Z,  -0.90,  -0.72,  99.90,  -0.61,   1.01,  (min)
04/16 09Z,  -0.80,  -0.70,  99.90,  -0.49,   1.01,  (max)
04/16 10Z,  -0.80,  -0.74,  99.90,  -0.53,   1.01,
04/16 11Z,  -0.80,  -0.84,  99.90,  -0.63,   1.01,
04/16 12Z,  -0.80,  -0.95,  99.90,  -0.74,   1.01,
04/16 13Z,  -0.90,  -1.06,  99.90,  -0.95,   1.01,
04/16 14Z,  -0.90,  -1.12,  99.90,  -1.01,   1.01,  (min)
04/16 15Z,  -0.90,  -1.11,  99.90,  -1.00,   1.01,
04/16 16Z,  -0.90,  -1.03,  99.90,  -0.92,   1.01,
04/16 17Z,  -0.90,  -0.89,  99.90,  -0.78,   1.01,
04/16 18Z,  -0.80,  -0.71,  99.90,  -0.50,   1.01,
04/16 19Z,  -0.90,  -0.54,  99.90,  -0.43,   1.01,
04/16 20Z,  -0.90,  -0.41,  99.90,  -0.30,   1.01,
04/16 21Z,  -0.90,  -0.35,  99.90,  -0.24,   1.01,
04/16 22Z,  -0.80,  -0.38,  99.90,  -0.17,   1.01,  (max)
04/16 23Z,  -0.80,  -0.48,  99.90,  -0.27,   1.01,
04/17 00Z,  -0.80,  -0.65,  99.90,  -0.43,   1.01,
04/17 01Z,  -0.80,  -0.82,  99.90,  -0.61,   1.01,
04/17 02Z,  -0.70,  -0.98,  99.90,  -0.67,   1.01,
04/17 03Z,  -0.60,  -1.08,  99.90,  -0.67,   1.01,
04/17 04Z,  -0.60,  -1.11,  99.90,  -0.69,   1.01,
04/17 05Z,  -0.70,  -1.06,  99.90,  -0.75,   1.01,  (min)
04/17 06Z,  -0.70,  -0.96,  99.90,  -0.65,   1.01,
04/17 07Z,  -0.60,  -0.85,  99.90,  -0.44,   1.01,
04/17 08Z,  -0.50,  -0.75,  99.90,  -0.24,   1.01,
04/17 09Z,  -0.50,  -0.70,  99.90,  -0.19,   1.01,  (max)
04/17 10Z,  -0.50,  -0.72,  99.90,  -0.20,   1.01,
04/17 11Z,  -0.50,  -0.79,  99.90,  -0.28,   1.01,
04/17 12Z,  -0.50,  -0.91,  99.90,  -0.40,   1.01,
04/17 13Z,  -0.50,  -1.04,  99.90,  -0.53,   1.01,  (min)
04/17 14Z,  -0.40,  -1.14,  99.90,  -0.52,   1.01,  (max)
04/17 15Z,  -0.40,  -1.17,  99.90,  -0.56,   1.01,  (min)
04/17 16Z,  -0.40,  -1.12,  99.90,  -0.51,   1.01,
04/17 17Z,  -0.40,  -0.99,  99.90,  -0.38,   1.01,
04/17 18Z,  -0.40,  -0.81,  99.90,  -0.20,   1.01,
04/17 19Z,  -0.40,  -0.60,  99.90,   0.01,   1.01,
04/17 20Z,  -0.40,  -0.42,  99.90,   0.19,   1.01,
04/17 21Z,  -0.40,  -0.30,  99.90,   0.31,   1.01,
04/17 22Z,  -0.40,  -0.27,  99.90,   0.34,   1.01,  (max)
04/17 23Z,  -0.40,  -0.33,  99.90,   0.28,   1.01,
04/18 00Z,  -0.40,  -0.47,  99.90,   0.15,   1.01,
04/18 01Z,  -0.40,  -0.65,  99.90,  -0.03,   1.01,
04/18 02Z,  -0.30,  -0.83,  99.90,  -0.12,   1.01,
04/18 03Z,  -0.40,  -0.97,  99.90,  -0.36,   1.01,
04/18 04Z,  -0.40,  -1.05,  99.90,  -0.44,   1.01,  (min)
04/18 05Z,  -0.40,  -1.05,  99.90,  -0.44,   1.01,
04/18 06Z,  -0.40,  -0.98,  99.90,  -0.37,   1.01,
04/18 07Z,  -0.40,  -0.87,  99.90,  -0.26,   1.01,
04/18 08Z,  -0.40,  -0.77,  99.90,  -0.15,   1.01,  (max)
04/18 09Z,  -0.50,  -0.69,  99.90,  -0.18,   1.01,  (min)
04/18 10Z,  -0.50,  -0.67,  99.90,  -0.16,   1.01,  (max)
04/18 11Z,  -0.50,  -0.72,  99.90,  -0.21,   1.01,
04/18 12Z,  -0.50,  -0.83,  99.90,  -0.32,   1.01,
04/18 13Z,  -0.50,  -0.97,  99.90,  -0.46,   1.01,
04/18 14Z,  -0.50,  -1.10,  99.90,  -0.58,   1.01,
04/18 15Z,  -0.50,  -1.17,  99.90,  -0.66,   1.01,
04/18 16Z,  -0.60,  -1.17,  99.90,  -0.76,   1.01,  (min)
04/18 17Z,  -0.60,  -1.08,  99.90,  -0.67,   1.01,
04/18 18Z,  -0.50,  -0.92,  99.90,  -0.41,   1.01,
04/18 19Z,  -0.60,  -0.71,  99.90,  -0.30,   1.01,
04/18 20Z,  -0.60,  -0.50,  99.90,  -0.09,   1.01,
04/18 21Z,  -0.50,  -0.32,  99.90,   0.19,   1.01,
04/18 22Z,  -0.50,  -0.23,  99.90,   0.28,   1.01,
04/18 23Z,  -0.50,  -0.22,  99.90,   0.29,   1.01,  (max)
04/19 00Z,  -0.50,  -0.31,  99.90,   0.20,   1.01,
04/19 01Z,  -0.50,  -0.46,  99.90,   0.05,   1.01,
04/19 02Z,  -0.50,  -0.64,  99.90,  -0.13,   1.01,
04/19 03Z,  -0.50,  -0.81,  99.90,  -0.30,   1.01,
04/19 04Z,  -0.50,  -0.93,  99.90,  -0.42,   1.01,  (min)
04/19 05Z,  -0.40,  -0.97,  99.90,  -0.36,   1.01,
04/19 06Z,  -0.40,  -0.95,  99.90,  -0.34,   1.01,
04/19 07Z,  -0.40,  -0.87,  99.90,  -0.25,   1.01,
04/19 08Z,  -0.40,  -0.76,  99.90,  -0.15,   1.01,
04/19 09Z,  -0.40,  -0.67,  99.90,  -0.06,   1.01,
04/19 10Z,  -0.40,  -0.62,  99.90,  -0.01,   1.01,
04/19 11Z,  -0.30,  -0.64,  99.90,   0.07,   1.01,  (max)
04/19 12Z,  -0.30,  -0.73,  99.90,  -0.02,   1.01,