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
#Seward, AK : 05/12/2025 18:23:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/11 00Z,   0.80,  -5.16,  -5.36,  99.90,  -1.00,
05/11 01Z,   0.80,  -6.81,  -7.09,  99.90,  -1.08,
05/11 02Z,   0.80,  -7.97,  -8.42,  99.90,  -1.25,
05/11 03Z,   0.70,  -8.28,  -8.67,  99.90,  -1.09,  (min)
05/11 04Z,   0.70,  -7.60,  -8.06,  99.90,  -1.16,
05/11 05Z,   0.70,  -6.06,  -6.63,  99.90,  -1.27,
05/11 06Z,   0.90,  -4.01,  -4.55,  99.90,  -1.44,
05/11 07Z,   0.90,  -2.00,  -2.64,  99.90,  -1.54,
05/11 08Z,   0.90,  -0.60,  -1.25,  99.90,  -1.55,
05/11 09Z,   0.80,  -0.18,  -0.82,  99.90,  -1.44,  (max)
05/11 10Z,   0.70,  -0.84,  -1.43,  99.90,  -1.29,
05/11 11Z,   0.70,  -2.51,  -3.10,  99.90,  -1.29,
05/11 12Z,   0.90,  -4.90,  -5.39,  99.90,  -1.39,
05/11 13Z,   0.80,  -7.51,  -8.02,  99.90,  -1.31,
05/11 14Z,   0.70,  -9.73, -10.26,  99.90,  -1.23,
05/11 15Z,   0.60, -11.03, -11.60,  99.90,  -1.17,
05/11 16Z,   0.50, -11.16, -11.74,  99.90,  -1.08,  (min)
05/11 17Z,   0.50, -10.15, -10.77,  99.90,  -1.12,
05/11 18Z,   0.70,  -8.25,  -8.88,  99.90,  -1.33,
05/11 19Z,   0.70,  -5.97,  -6.62,  99.90,  -1.35,
05/11 20Z,   0.70,  -3.91,  -4.55,  99.90,  -1.34,
05/11 21Z,   0.70,  -2.57,  -3.09,  99.90,  -1.22,
05/11 22Z,   0.60,  -2.16,  -2.79,  99.90,  -1.23,  (max)
05/11 23Z,   0.50,  -2.70,  -3.31,  99.90,  -1.11,
05/12 00Z,   0.70,  -3.99,  -4.43,  99.90,  -1.14,
05/12 01Z,   0.60,  -5.66,  -6.11,  99.90,  -1.05,
05/12 02Z,   0.60,  -7.16,  -7.68,  99.90,  -1.12,
05/12 03Z,   0.80,  -7.96,  -8.63,  99.90,  -1.47,  (min)
05/12 04Z,   0.40,  -7.79,  -8.55,  99.90,  -1.16,
05/12 05Z,   0.50,  -6.65,  -7.26,  99.90,  -1.11,
05/12 06Z,   0.60,  -4.80,  -5.42,  99.90,  -1.22,
05/12 07Z,   0.60,  -2.69,  -3.46,  99.90,  -1.37,
05/12 08Z,   0.60,  -0.90,  -1.54,  99.90,  -1.24,
05/12 09Z,   0.60,   0.03,  -0.53,  99.90,  -1.16,  (max)
05/12 10Z,   0.70,  -0.15,  -0.69,  99.90,  -1.24,
05/12 11Z,   0.80,  -1.43,  -1.92,  99.90,  -1.29,
05/12 12Z,   0.70,  -3.60,  -3.88,  99.90,  -0.98,
05/12 13Z,   0.60,  -6.28,  -6.49,  99.90,  -0.81,
05/12 14Z,   0.70,  -8.88,  -9.19,  99.90,  -1.01,
05/12 15Z,   0.70, -10.80, -11.01,  99.90,  -0.91,
05/12 16Z,   0.80, -11.60, -11.73,  99.90,  -0.93,  (min)
05/12 17Z,   0.80, -11.16, -11.34,  99.90,  -0.98,
05/12 18Z,   0.90,  -9.63,  -9.75,  99.90,  -1.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/12 19Z,   0.90,  -7.42,  99.90,  -7.54,  -1.01,
05/12 20Z,   0.90,  -5.09,  99.90,  -5.20,  -1.01,
05/12 21Z,   1.00,  -3.22,  99.90,  -3.23,  -1.01,
05/12 22Z,   0.80,  -2.23,  99.90,  -2.44,  -1.01,
05/12 23Z,   0.80,  -2.22,  99.90,  -2.43,  -1.01,  (max)
05/13 00Z,   0.90,  -3.08,  99.90,  -3.19,  -1.01,
05/13 01Z,   0.60,  -4.55,  99.90,  -4.96,  -1.01,
05/13 02Z,   0.80,  -6.17,  99.90,  -6.38,  -1.01,
05/13 03Z,   0.80,  -7.39,  99.90,  -7.60,  -1.01,
05/13 04Z,   0.80,  -7.74,  99.90,  -7.95,  -1.01,  (min)
05/13 05Z,   0.70,  -7.08,  99.90,  -7.39,  -1.01,
05/13 06Z,   0.80,  -5.56,  99.90,  -5.76,  -1.01,
05/13 07Z,   0.80,  -3.54,  99.90,  -3.75,  -1.01,
05/13 08Z,   0.80,  -1.55,  99.90,  -1.75,  -1.01,
05/13 09Z,   0.80,  -0.15,  99.90,  -0.36,  -1.01,
05/13 10Z,   0.80,   0.21,  99.90,   0.01,  -1.01,  (max)
05/13 11Z,   0.80,  -0.57,  99.90,  -0.78,  -1.01,
05/13 12Z,   0.70,  -2.37,  99.90,  -2.68,  -1.01,
05/13 13Z,   0.70,  -4.88,  99.90,  -5.18,  -1.01,
05/13 14Z,   0.70,  -7.63,  99.90,  -7.94,  -1.01,
05/13 15Z,   0.70, -10.02,  99.90, -10.33,  -1.01,
05/13 16Z,   0.60, -11.49,  99.90, -11.89,  -1.01,
05/13 17Z,   0.60, -11.71,  99.90, -12.12,  -1.01,  (min)
05/13 18Z,   0.70, -10.73,  99.90, -11.04,  -1.01,
05/13 19Z,   0.70,  -8.83,  99.90,  -9.14,  -1.01,
05/13 20Z,   0.60,  -6.49,  99.90,  -6.90,  -1.01,
05/13 21Z,   0.60,  -4.29,  99.90,  -4.69,  -1.01,
05/13 22Z,   0.60,  -2.75,  99.90,  -3.16,  -1.01,
05/13 23Z,   0.60,  -2.17,  99.90,  -2.57,  -1.01,  (max)
05/14 00Z,   0.60,  -2.53,  99.90,  -2.93,  -1.01,
05/14 01Z,   0.50,  -3.64,  99.90,  -4.14,  -1.01,
05/14 02Z,   0.50,  -5.15,  99.90,  -5.66,  -1.01,
05/14 03Z,   0.60,  -6.59,  99.90,  -6.99,  -1.01,
05/14 04Z,   0.60,  -7.41,  99.90,  -7.82,  -1.01,  (min)
05/14 05Z,   0.60,  -7.29,  99.90,  -7.69,  -1.01,
05/14 06Z,   0.60,  -6.21,  99.90,  -6.61,  -1.01,
05/14 07Z,   0.60,  -4.44,  99.90,  -4.85,  -1.01,
05/14 08Z,   0.60,  -2.44,  99.90,  -2.85,  -1.01,
05/14 09Z,   0.60,  -0.73,  99.90,  -1.14,  -1.01,
05/14 10Z,   0.60,   0.17,  99.90,  -0.24,  -1.01,  (max)
05/14 11Z,   0.60,  -0.04,  99.90,  -0.44,  -1.01,
05/14 12Z,   0.50,  -1.34,  99.90,  -1.85,  -1.01,
05/14 13Z,   0.50,  -3.51,  99.90,  -4.02,  -1.01,
05/14 14Z,   0.50,  -6.16,  99.90,  -6.66,  -1.01,
05/14 15Z,   0.50,  -8.79,  99.90,  -9.29,  -1.01,
05/14 16Z,   0.50, -10.81,  99.90, -11.31,  -1.01,
05/14 17Z,   0.50, -11.74,  99.90, -12.25,  -1.01,  (min)
05/14 18Z,   0.50, -11.42,  99.90, -11.93,  -1.01,
05/14 19Z,   0.50, -10.03,  99.90, -10.53,  -1.01,
05/14 20Z,   0.50,  -7.93,  99.90,  -8.44,  -1.01,
05/14 21Z,   0.60,  -5.65,  99.90,  -6.06,  -1.01,
05/14 22Z,   0.60,  -3.73,  99.90,  -4.13,  -1.01,
05/14 23Z,   0.80,  -2.59,  99.90,  -2.80,  -1.01,
05/15 00Z,   0.70,  -2.40,  99.90,  -2.70,  -1.01,  (max)
05/15 01Z,   0.70,  -3.04,  99.90,  -3.34,  -1.01,
05/15 02Z,   0.60,  -4.26,  99.90,  -4.66,  -1.01,
05/15 03Z,   0.90,  -5.68,  99.90,  -5.78,  -1.01,
05/15 04Z,   1.10,  -6.81,  99.90,  -6.72,  -1.01,
05/15 05Z,   0.80,  -7.21,  99.90,  -7.41,  -1.01,  (min)
05/15 06Z,   0.80,  -6.65,  99.90,  -6.86,  -1.01,
05/15 07Z,   1.00,  -5.28,  99.90,  -5.28,  -1.01,
05/15 08Z,   1.10,  -3.45,  99.90,  -3.35,  -1.01,
05/15 09Z,   1.00,  -1.63,  99.90,  -1.63,  -1.01,
05/15 10Z,   1.00,  -0.32,  99.90,  -0.32,  -1.01,
05/15 11Z,   1.10,   0.07,  99.90,   0.17,  -1.01,  (max)
05/15 12Z,   1.10,  -0.64,  99.90,  -0.54,  -1.01,
05/15 13Z,   1.00,  -2.32,  99.90,  -2.33,  -1.01,
05/15 14Z,   0.90,  -4.67,  99.90,  -4.78,  -1.01,
05/15 15Z,   1.00,  -7.28,  99.90,  -7.28,  -1.01,
05/15 16Z,   1.00,  -9.63,  99.90,  -9.64,  -1.01,
05/15 17Z,   1.00, -11.20,  99.90, -11.20,  -1.01,
05/15 18Z,   1.00, -11.62,  99.90, -11.62,  -1.01,  (min)
05/15 19Z,   1.10, -10.87,  99.90, -10.77,  -1.01,
05/15 20Z,   1.10,  -9.23,  99.90,  -9.13,  -1.01,
05/15 21Z,   1.10,  -7.12,  99.90,  -7.03,  -1.01,
05/15 22Z,   1.10,  -5.05,  99.90,  -4.95,  -1.01,
05/15 23Z,   1.10,  -3.47,  99.90,  -3.37,  -1.01,
05/16 00Z,   1.10,  -2.71,  99.90,  -2.61,  -1.01,  (max)
05/16 01Z,   1.00,  -2.81,  99.90,  -2.82,  -1.01,
05/16 02Z,   1.00,  -3.61,  99.90,  -3.62,  -1.01,
05/16 03Z,   1.00,  -4.81,  99.90,  -4.81,  -1.01,
05/16 04Z,   1.00,  -6.03,  99.90,  -6.03,  -1.01,
05/16 05Z,   1.10,  -6.82,  99.90,  -6.73,  -1.01,
05/16 06Z,   1.10,  -6.82,  99.90,  -6.73,  -1.01,  (min)
05/16 07Z,   1.10,  -5.95,  99.90,  -5.86,  -1.01,
05/16 08Z,   1.10,  -4.44,  99.90,  -4.35,  -1.01,
05/16 09Z,   1.20,  -2.70,  99.90,  -2.51,  -1.01,
05/16 10Z,   1.20,  -1.18,  99.90,  -0.98,  -1.01,
05/16 11Z,   1.20,  -0.30,  99.90,  -0.10,  -1.01,  (max)
05/16 12Z,   1.10,  -0.37,  99.90,  -0.27,  -1.01,