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
#Popokamute, AK : 10/17/2026 17:24:22 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/16 00Z,  -2.80,  -8.78,  99.90, -11.58,   0.00,
10/16 01Z,  -2.70,  -6.26,  99.90,  -8.96,   0.00,
10/16 02Z,  -2.50,  -3.79,  99.90,  -6.29,   0.00,
10/16 03Z,  -2.40,  -2.34,  99.90,  -4.74,   0.00,
10/16 04Z,  -2.20,  -2.31,  99.90,  -4.51,   0.00,  (max)
10/16 05Z,  -2.10,  -3.49,  99.90,  -5.59,   0.00,
10/16 06Z,  -2.00,  -5.31,  99.90,  -7.31,   0.00,
10/16 07Z,  -2.00,  -7.26,  99.90,  -9.26,   0.00,
10/16 08Z,  -2.00,  -8.94,  99.90, -10.94,   0.00,
10/16 09Z,  -1.90, -10.08,  99.90, -11.98,   0.00,
10/16 10Z,  -1.90, -10.58,  99.90, -12.48,   0.00,  (min)
10/16 11Z,  -1.90, -10.44,  99.90, -12.34,   0.00,
10/16 12Z,  -1.70,  -9.44,  99.90, -11.14,   0.00,
10/16 13Z,  -1.70,  -7.71,  99.90,  -9.41,   0.00,
10/16 14Z,  -1.60,  -6.03,  99.90,  -7.63,   0.00,
10/16 15Z,  -1.50,  -5.36,  99.90,  -6.86,   0.00,  (max)
10/16 16Z,  -1.50,  -5.87,  99.90,  -7.37,   0.00,
10/16 17Z,  -1.40,  -7.08,  99.90,  -8.48,   0.00,
10/16 18Z,  -1.30,  -8.52,  99.90,  -9.82,   0.00,
10/16 19Z,  -1.30,  -9.85,  99.90, -11.15,   0.00,
10/16 20Z,  -1.20, -10.87,  99.90, -12.07,   0.00,
10/16 21Z,  -1.10, -11.47,  99.90, -12.57,   0.00,
10/16 22Z,  -1.00, -11.62,  99.90, -12.62,   0.00,  (min)
10/16 23Z,  -0.90, -11.28,  99.90, -12.18,   0.00,
10/17 00Z,  -0.90, -10.15,  99.90, -11.05,   0.00,
10/17 01Z,  -0.80,  -8.11,  99.90,  -8.91,   0.00,
10/17 02Z,  -0.70,  -5.55,  99.90,  -6.25,   0.00,
10/17 03Z,  -0.60,  -3.34,  99.90,  -3.94,   0.00,
10/17 04Z,  -0.50,  -2.30,  99.90,  -2.80,   0.00,  (max)
10/17 05Z,  -0.30,  -2.65,  99.90,  -2.95,   0.00,
10/17 06Z,  -0.40,  -4.04,  99.90,  -4.44,   0.00,
10/17 07Z,  -0.30,  -5.89,  99.90,  -6.19,   0.00,
10/17 08Z,  -0.20,  -7.75,  99.90,  -7.95,   0.00,
10/17 09Z,  -0.20,  -9.28,  99.90,  -9.48,   0.00,
10/17 10Z,  -0.20, -10.24,  99.90, -10.44,   0.00,
10/17 11Z,  -0.10, -10.59,  99.90, -10.69,   0.00,  (min)
10/17 12Z,  -0.20, -10.25,  99.90, -10.45,   0.00,
10/17 13Z,  -0.10,  -9.01,  99.90,  -9.11,   0.00,
10/17 14Z,  -0.10,  -7.21,  99.90,  -7.31,   0.00,
10/17 15Z,  -0.10,  -5.77,  99.90,  -5.87,   0.00,
10/17 16Z,  -0.10,  -5.47,  99.90,  -5.57,   0.00,  (max)
10/17 17Z,  -0.10,  -6.20,  99.90,  -6.30,   0.00,
10/17 18Z,  -0.10,  -7.50,  99.90,  -7.60,   0.00,
10/17 19Z,  -0.10,  -8.91,  99.90,  -9.01,   0.00,
10/17 20Z,  -0.10, -10.13,  99.90, -10.23,   0.00,
10/17 21Z,  -0.10, -11.01,  99.90, -11.11,   0.00,
10/17 22Z,   0.00, -11.49,  99.90, -11.49,   0.00,
10/17 23Z,   0.00, -11.53,  99.90, -11.53,   0.00,  (min)
10/18 00Z,   0.00, -11.01,  99.90, -11.01,   0.00,
10/18 01Z,   0.00,  -9.63,  99.90,  -9.63,   0.00,
10/18 02Z,   0.10,  -7.40,  99.90,  -7.30,   0.00,
10/18 03Z,   0.10,  -4.90,  99.90,  -4.80,   0.00,
10/18 04Z,   0.10,  -3.01,  99.90,  -2.91,   0.00,
10/18 05Z,   0.10,  -2.40,  99.90,  -2.30,   0.00,  (max)
10/18 06Z,   0.10,  -3.12,  99.90,  -3.02,   0.00,
10/18 07Z,   0.20,  -4.68,  99.90,  -4.48,   0.00,
10/18 08Z,   0.20,  -6.52,  99.90,  -6.32,   0.00,
10/18 09Z,   0.30,  -8.26,  99.90,  -7.96,   0.00,
10/18 10Z,   0.30,  -9.61,  99.90,  -9.31,   0.00,
10/18 11Z,   0.40, -10.39,  99.90,  -9.99,   0.00,
10/18 12Z,   0.40, -10.58,  99.90, -10.18,   0.00,  (min)
10/18 13Z,   0.50, -10.00,  99.90,  -9.50,   0.00,
10/18 14Z,   0.50,  -8.53,  99.90,  -8.03,   0.00,
10/18 15Z,   0.60,  -6.73,  99.90,  -6.13,   0.00,
10/18 16Z,   0.70,  -5.55,  99.90,  -4.85,   0.00,
10/18 17Z,   0.80,  -5.57,  99.90,  -4.77,   0.00,  (max)
10/18 18Z,   0.90,  -6.49,  99.90,  -5.59,   0.00,
10/18 19Z,   0.90,  -7.85,  99.90,  -6.95,   0.00,
10/18 20Z,   1.00,  -9.21,  99.90,  -8.21,   0.00,
10/18 21Z,   1.10, -10.33,  99.90,  -9.23,   0.00,
10/18 22Z,   1.30, -11.10,  99.90,  -9.80,   0.00,
10/18 23Z,   1.50, -11.47,  99.90,  -9.97,   0.00,  (min)
10/19 00Z,   1.60, -11.39,  99.90,  -9.79,   0.00,
10/19 01Z,   1.70, -10.67,  99.90,  -8.97,   0.00,
10/19 02Z,   2.00,  -9.04,  99.90,  -7.04,   0.00,
10/19 03Z,   2.20,  -6.68,  99.90,  -4.48,   0.00,
10/19 04Z,   2.30,  -4.32,  99.90,  -2.02,   0.00,
10/19 05Z,   2.30,  -2.81,  99.90,  -0.51,   0.00,
10/19 06Z,   2.20,  -2.65,  99.90,  -0.45,   0.00,  (max)
10/19 07Z,   2.10,  -3.70,  99.90,  -1.60,   0.00,
10/19 08Z,   1.90,  -5.37,  99.90,  -3.47,   0.00,
10/19 09Z,   1.90,  -7.17,  99.90,  -5.27,   0.00,
10/19 10Z,   1.90,  -8.77,  99.90,  -6.87,   0.00,
10/19 11Z,   1.80,  -9.94,  99.90,  -8.14,   0.00,
10/19 12Z,   1.60, -10.54,  99.90,  -8.94,   0.00,
10/19 13Z,   1.50, -10.55,  99.90,  -9.05,   0.00,  (min)
10/19 14Z,   1.50,  -9.71,  99.90,  -8.21,   0.00,
10/19 15Z,   1.50,  -8.06,  99.90,  -6.56,   0.00,
10/19 16Z,   1.50,  -6.31,  99.90,  -4.81,   0.00,
10/19 17Z,   1.40,  -5.38,  99.90,  -3.98,   0.00,  (max)
10/19 18Z,   1.40,  -5.64,  99.90,  -4.24,   0.00,
10/19 19Z,   1.40,  -6.71,  99.90,  -5.31,   0.00,
10/19 20Z,   1.30,  -8.10,  99.90,  -6.80,   0.00,
10/19 21Z,   1.20,  -9.41,  99.90,  -8.21,   0.00,
10/19 22Z,   1.10, -10.46,  99.90,  -9.36,   0.00,
10/19 23Z,   0.90, -11.13,  99.90, -10.23,   0.00,
10/20 00Z,   0.70, -11.40,  99.90, -10.70,   0.00,  (min)
10/20 01Z,   0.60, -11.20,  99.90, -10.60,   0.00,
10/20 02Z,   0.50, -10.27,  99.90,  -9.77,   0.00,
10/20 03Z,   0.40,  -8.40,  99.90,  -8.00,   0.00,
10/20 04Z,   0.40,  -5.98,  99.90,  -5.58,   0.00,
10/20 05Z,   0.30,  -3.84,  99.90,  -3.54,   0.00,
10/20 06Z,   0.30,  -2.76,  99.90,  -2.46,   0.00,  (max)
10/20 07Z,   0.20,  -3.05,  99.90,  -2.85,   0.00,
10/20 08Z,   0.20,  -4.36,  99.90,  -4.16,   0.00,
10/20 09Z,   0.20,  -6.10,  99.90,  -5.90,   0.00,
10/20 10Z,   0.10,  -7.83,  99.90,  -7.73,   0.00,
10/20 11Z,   0.10,  -9.28,  99.90,  -9.18,   0.00,
10/20 12Z,   0.00, -10.26,  99.90, -10.26,   0.00,
10/20 13Z,   0.00, -10.69,  99.90, -10.69,   0.00,
10/20 14Z,  -0.20, -10.49,  99.90, -10.69,   0.00,  (min)
10/20 15Z,  -0.50,  -9.41,  99.90,  -9.91,   0.00,
10/20 16Z,  -0.80,  -7.61,  99.90,  -8.41,   0.00,
10/20 17Z,  -1.10,  -5.94,  99.90,  -7.04,   0.00,
10/20 18Z,  -1.30,  -5.22,  99.90,  -6.52,   0.00,  (max)
10/20 19Z,  -1.50,  -5.65,  99.90,  -7.15,   0.00,
10/20 20Z,  -1.70,  -6.83,  99.90,  -8.53,   0.00,
10/20 21Z,  -1.80,  -8.24,  99.90, -10.04,   0.00,
10/20 22Z,  -1.90,  -9.52,  99.90, -11.42,   0.00,
10/20 23Z,  -2.10, -10.50,  99.90, -12.60,   0.00,
10/21 00Z,  -2.20, -11.11,  99.90, -13.31,   0.00,
10/21 01Z,  -2.20, -11.30,  99.90, -13.50,   0.00,  (min)
10/21 02Z,  -2.30, -10.96,  99.90, -13.26,   0.00,
10/21 03Z,  -2.30,  -9.81,  99.90, -12.11,   0.00,
10/21 04Z,  -2.20,  -7.73,  99.90,  -9.93,   0.00,
10/21 05Z,  -2.10,  -5.33,  99.90,  -7.43,   0.00,
10/21 06Z,  -2.00,  -3.49,  99.90,  -5.49,   0.00,
10/21 07Z,  -1.90,  -2.89,  99.90,  -4.79,   0.00,  (max)
10/21 08Z,  -1.80,  -3.60,  99.90,  -5.40,   0.00,
10/21 09Z,  -1.80,  -5.13,  99.90,  -6.93,   0.00,
10/21 10Z,  -1.70,  -6.89,  99.90,  -8.59,   0.00,
10/21 11Z,  -1.60,  -8.51,  99.90, -10.11,   0.00,
10/21 12Z,  -1.50,  -9.79,  99.90, -11.29,   0.00,