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 Clarence, AK : 04/19/2026 02:22:10 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 06Z,  -0.40,  -9.13,  99.90,  -9.53,   0.00,
04/17 07Z,  -0.40, -10.51,  99.90, -10.91,   0.00,
04/17 08Z,  -0.40, -11.01,  99.90, -11.41,   0.00,  (min)
04/17 09Z,  -0.40, -10.36,  99.90, -10.76,   0.00,
04/17 10Z,  -0.40,  -8.62,  99.90,  -9.02,   0.00,
04/17 11Z,  -0.40,  -6.17,  99.90,  -6.57,   0.00,
04/17 12Z,  -0.40,  -3.74,  99.90,  -4.14,   0.00,
04/17 13Z,  -0.40,  -2.18,  99.90,  -2.58,   0.00,
04/17 14Z,  -0.40,  -1.88,  99.90,  -2.28,   0.00,  (max)
04/17 15Z,  -0.40,  -2.74,  99.90,  -3.14,   0.00,
04/17 16Z,  -0.40,  -4.49,  99.90,  -4.89,   0.00,
04/17 17Z,  -0.40,  -6.80,  99.90,  -7.20,   0.00,
04/17 18Z,  -0.40,  -9.28,  99.90,  -9.68,   0.00,
04/17 19Z,  -0.40, -11.44,  99.90, -11.84,   0.00,
04/17 20Z,  -0.40, -12.78,  99.90, -13.18,   0.00,
04/17 21Z,  -0.40, -12.93,  99.90, -13.33,   0.00,  (min)
04/17 22Z,  -0.40, -11.81,  99.90, -12.21,   0.00,
04/17 23Z,  -0.40,  -9.65,  99.90, -10.05,   0.00,
04/18 00Z,  -0.60,  -7.02,  99.90,  -7.62,   0.00,
04/18 01Z,  -0.60,  -4.77,  99.90,  -5.37,   0.00,
04/18 02Z,  -0.60,  -3.56,  99.90,  -4.16,   0.00,
04/18 03Z,  -0.60,  -3.52,  99.90,  -4.12,   0.00,  (max)
04/18 04Z,  -0.60,  -4.42,  99.90,  -5.02,   0.00,
04/18 05Z,  -0.60,  -5.94,  99.90,  -6.54,   0.00,
04/18 06Z,  -0.70,  -7.75,  99.90,  -8.45,   0.00,
04/18 07Z,  -0.80,  -9.45,  99.90, -10.25,   0.00,
04/18 08Z,  -0.80, -10.56,  99.90, -11.36,   0.00,
04/18 09Z,  -0.80, -10.63,  99.90, -11.43,   0.00,  (min)
04/18 10Z,  -0.90,  -9.48,  99.90, -10.38,   0.00,
04/18 11Z,  -0.90,  -7.31,  99.90,  -8.21,   0.00,
04/18 12Z,  -0.90,  -4.70,  99.90,  -5.60,   0.00,
04/18 13Z,  -0.90,  -2.47,  99.90,  -3.37,   0.00,
04/18 14Z,  -0.90,  -1.36,  99.90,  -2.26,   0.00,  (max)
04/18 15Z,  -1.00,  -1.57,  99.90,  -2.57,   0.00,
04/18 16Z,  -1.10,  -2.92,  99.90,  -4.02,   0.00,
04/18 17Z,  -1.10,  -5.07,  99.90,  -6.17,   0.00,
04/18 18Z,  -1.00,  -7.67,  99.90,  -8.67,   0.00,
04/18 19Z,  -1.00, -10.28,  99.90, -11.28,   0.00,
04/18 20Z,  -1.00, -12.38,  99.90, -13.38,   0.00,
04/18 21Z,  -1.10, -13.46,  99.90, -14.56,   0.00,  (min)
04/18 22Z,  -1.20, -13.23,  99.90, -14.43,   0.00,
04/18 23Z,  -1.30, -11.72,  99.90, -13.02,   0.00,
04/19 00Z,  -1.30,  -9.30,  99.90, -10.60,   0.00,
04/19 01Z,  -1.40,  -6.63,  99.90,  -8.03,   0.00,
04/19 02Z,  -1.50,  -4.57,  99.90,  -6.07,   0.00,
04/19 03Z,  -1.60,  -3.64,  99.90,  -5.24,   0.00,  (max)
04/19 04Z,  -1.60,  -3.84,  99.90,  -5.44,   0.00,
04/19 05Z,  -1.70,  -4.88,  99.90,  -6.58,   0.00,
04/19 06Z,  -1.80,  -6.42,  99.90,  -8.22,   0.00,
04/19 07Z,  -1.80,  -8.13,  99.90,  -9.93,   0.00,
04/19 08Z,  -1.80,  -9.60,  99.90, -11.40,   0.00,
04/19 09Z,  -1.90, -10.35,  99.90, -12.25,   0.00,  (min)
04/19 10Z,  -2.00,  -9.97,  99.90, -11.97,   0.00,
04/19 11Z,  -2.00,  -8.41,  99.90, -10.41,   0.00,
04/19 12Z,  -1.90,  -6.03,  99.90,  -7.93,   0.00,
04/19 13Z,  -2.00,  -3.50,  99.90,  -5.50,   0.00,
04/19 14Z,  -2.00,  -1.64,  99.90,  -3.64,   0.00,
04/19 15Z,  -2.00,  -1.02,  99.90,  -3.02,   0.00,  (max)
04/19 16Z,  -2.00,  -1.69,  99.90,  -3.69,   0.00,
04/19 17Z,  -2.10,  -3.39,  99.90,  -5.49,   0.00,
04/19 18Z,  -2.10,  -5.78,  99.90,  -7.88,   0.00,
04/19 19Z,  -2.00,  -8.47,  99.90, -10.47,   0.00,
04/19 20Z,  -2.00, -11.02,  99.90, -13.02,   0.00,
04/19 21Z,  -1.90, -12.91,  99.90, -14.81,   0.00,
04/19 22Z,  -1.90, -13.67,  99.90, -15.57,   0.00,  (min)
04/19 23Z,  -1.80, -13.11,  99.90, -14.91,   0.00,
04/20 00Z,  -1.80, -11.37,  99.90, -13.17,   0.00,
04/20 01Z,  -1.70,  -8.90,  99.90, -10.60,   0.00,
04/20 02Z,  -1.60,  -6.41,  99.90,  -8.01,   0.00,
04/20 03Z,  -1.50,  -4.65,  99.90,  -6.15,   0.00,
04/20 04Z,  -1.40,  -4.00,  99.90,  -5.40,   0.00,  (max)
04/20 05Z,  -1.30,  -4.36,  99.90,  -5.66,   0.00,
04/20 06Z,  -1.30,  -5.42,  99.90,  -6.72,   0.00,
04/20 07Z,  -1.20,  -6.86,  99.90,  -8.06,   0.00,
04/20 08Z,  -1.10,  -8.36,  99.90,  -9.46,   0.00,
04/20 09Z,  -1.10,  -9.53,  99.90, -10.63,   0.00,
04/20 10Z,  -1.00,  -9.91,  99.90, -10.91,   0.00,  (min)
04/20 11Z,  -1.00,  -9.16,  99.90, -10.16,   0.00,
04/20 12Z,  -0.90,  -7.38,  99.90,  -8.28,   0.00,
04/20 13Z,  -0.90,  -5.02,  99.90,  -5.92,   0.00,
04/20 14Z,  -0.80,  -2.78,  99.90,  -3.58,   0.00,
04/20 15Z,  -0.80,  -1.36,  99.90,  -2.16,   0.00,
04/20 16Z,  -0.70,  -1.17,  99.90,  -1.87,   0.00,  (max)
04/20 17Z,  -0.70,  -2.15,  99.90,  -2.85,   0.00,
04/20 18Z,  -0.70,  -4.02,  99.90,  -4.72,   0.00,
04/20 19Z,  -0.70,  -6.43,  99.90,  -7.13,   0.00,
04/20 20Z,  -0.70,  -9.03,  99.90,  -9.73,   0.00,
04/20 21Z,  -0.70, -11.37,  99.90, -12.07,   0.00,
04/20 22Z,  -0.70, -12.97,  99.90, -13.67,   0.00,
04/20 23Z,  -0.80, -13.45,  99.90, -14.25,   0.00,  (min)
04/21 00Z,  -0.80, -12.69,  99.90, -13.49,   0.00,
04/21 01Z,  -0.80, -10.93,  99.90, -11.73,   0.00,
04/21 02Z,  -0.80,  -8.62,  99.90,  -9.42,   0.00,
04/21 03Z,  -0.80,  -6.42,  99.90,  -7.22,   0.00,
04/21 04Z,  -0.70,  -4.98,  99.90,  -5.68,   0.00,
04/21 05Z,  -0.70,  -4.55,  99.90,  -5.25,   0.00,  (max)
04/21 06Z,  -0.70,  -4.96,  99.90,  -5.66,   0.00,
04/21 07Z,  -0.70,  -5.92,  99.90,  -6.62,   0.00,
04/21 08Z,  -0.70,  -7.16,  99.90,  -7.86,   0.00,
04/21 09Z,  -0.70,  -8.40,  99.90,  -9.10,   0.00,
04/21 10Z,  -0.70,  -9.25,  99.90,  -9.95,   0.00,
04/21 11Z,  -0.70,  -9.32,  99.90, -10.02,   0.00,  (min)
04/21 12Z,  -0.70,  -8.37,  99.90,  -9.07,   0.00,
04/21 13Z,  -0.70,  -6.60,  99.90,  -7.30,   0.00,
04/21 14Z,  -0.60,  -4.49,  99.90,  -5.09,   0.00,
04/21 15Z,  -0.60,  -2.62,  99.90,  -3.22,   0.00,
04/21 16Z,  -0.60,  -1.61,  99.90,  -2.21,   0.00,  (max)
04/21 17Z,  -0.60,  -1.71,  99.90,  -2.31,   0.00,
04/21 18Z,  -0.60,  -2.81,  99.90,  -3.41,   0.00,
04/21 19Z,  -0.60,  -4.65,  99.90,  -5.25,   0.00,
04/21 20Z,  -0.60,  -6.90,  99.90,  -7.50,   0.00,
04/21 21Z,  -0.60,  -9.26,  99.90,  -9.86,   0.00,
04/21 22Z,  -0.60, -11.31,  99.90, -11.91,   0.00,
04/21 23Z,  -0.70, -12.63,  99.90, -13.33,   0.00,
04/22 00Z,  -0.70, -12.91,  99.90, -13.61,   0.00,  (min)
04/22 01Z,  -0.80, -12.14,  99.90, -12.94,   0.00,
04/22 02Z,  -0.80, -10.54,  99.90, -11.34,   0.00,
04/22 03Z,  -0.80,  -8.53,  99.90,  -9.33,   0.00,
04/22 04Z,  -0.90,  -6.66,  99.90,  -7.56,   0.00,
04/22 05Z,  -1.00,  -5.47,  99.90,  -6.47,   0.00,
04/22 06Z,  -1.10,  -5.13,  99.90,  -6.23,   0.00,  (max)
04/22 07Z,  -1.10,  -5.48,  99.90,  -6.58,   0.00,
04/22 08Z,  -1.20,  -6.26,  99.90,  -7.46,   0.00,
04/22 09Z,  -1.30,  -7.25,  99.90,  -8.55,   0.00,
04/22 10Z,  -1.40,  -8.21,  99.90,  -9.61,   0.00,
04/22 11Z,  -1.50,  -8.82,  99.90, -10.32,   0.00,
04/22 12Z,  -1.70,  -8.73,  99.90, -10.43,   0.00,  (min)
04/22 13Z,  -1.80,  -7.80,  99.90,  -9.60,   0.00,
04/22 14Z,  -2.00,  -6.26,  99.90,  -8.26,   0.00,
04/22 15Z,  -2.20,  -4.49,  99.90,  -6.69,   0.00,
04/22 16Z,  -2.50,  -3.00,  99.90,  -5.50,   0.00,
04/22 17Z,  -2.70,  -2.26,  99.90,  -4.96,   0.00,  (max)
04/22 18Z,  -2.90,  -2.47,  99.90,  -5.37,   0.00,