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
#Boston, MA : 11/18/2025 16:22:31 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/17 00Z,   0.70,  -2.80,  -2.14,  99.90,  -0.04,
11/17 01Z,   0.60,  -1.55,  -0.62,  99.90,   0.33,
11/17 02Z,   0.50,  -1.27,  -0.21,  99.90,   0.56,  (max)
11/17 03Z,   0.50,  -1.89,  -1.10,  99.90,   0.29,
11/17 04Z,   0.40,  -3.25,  -2.59,  99.90,   0.26,
11/17 05Z,   0.30,  -5.20,  -4.33,  99.90,   0.57,
11/17 06Z,   0.30,  -7.33,  -6.49,  99.90,   0.54,
11/17 07Z,   0.30,  -8.83,  -8.18,  99.90,   0.35,
11/17 08Z,   0.20,  -9.15,  -8.85,  99.90,   0.10,  (min)
11/17 09Z,   0.10,  -8.47,  -7.88,  99.90,   0.49,
11/17 10Z,   0.00,  -7.02,  -6.63,  99.90,   0.39,
11/17 11Z,   0.00,  -4.93,  -4.83,  99.90,   0.10,
11/17 12Z,   0.00,  -2.71,  -2.78,  99.90,  -0.07,
11/17 13Z,   0.00,  -1.12,  -1.20,  99.90,  -0.08,
11/17 14Z,  -0.10,  -0.55,  -0.32,  99.90,   0.33,  (max)
11/17 15Z,  -0.20,  -0.99,  -1.15,  99.90,   0.04,
11/17 16Z,  -0.20,  -2.26,  -2.36,  99.90,   0.10,
11/17 17Z,  -0.30,  -4.22,  -4.12,  99.90,   0.40,
11/17 18Z,  -0.20,  -6.59,  -6.41,  99.90,   0.38,
11/17 19Z,  -0.20,  -8.67,  -8.23,  99.90,   0.64,
11/17 20Z,  -0.20,  -9.68,  -9.63,  99.90,   0.25,  (min)
11/17 21Z,  -0.20,  -9.51,  -9.38,  99.90,   0.33,
11/17 22Z,  -0.20,  -8.48,  -8.18,  99.90,   0.50,
11/17 23Z,  -0.20,  -6.68,  -6.77,  99.90,   0.11,
11/18 00Z,  -0.30,  -4.44,  -4.61,  99.90,   0.13,
11/18 01Z,  -0.30,  -2.49,  -2.70,  99.90,   0.09,
11/18 02Z,  -0.30,  -1.43,  -1.40,  99.90,   0.33,
11/18 03Z,  -0.30,  -1.38,  -1.30,  99.90,   0.38,  (max)
11/18 04Z,  -0.30,  -2.20,  -2.28,  99.90,   0.22,
11/18 05Z,  -0.30,  -3.73,  -3.75,  99.90,   0.28,
11/18 06Z,  -0.30,  -5.76,  -5.63,  99.90,   0.43,
11/18 07Z,  -0.20,  -7.79,  -7.60,  99.90,   0.39,
11/18 08Z,  -0.20,  -8.98,  -8.93,  99.90,   0.25,
11/18 09Z,  -0.20,  -8.94,  -9.20,  99.90,  -0.06,  (min)
11/18 10Z,  -0.20,  -7.96,  -7.95,  99.90,   0.21,
11/18 11Z,  -0.20,  -6.27,  -6.44,  99.90,   0.03,
11/18 12Z,  -0.10,  -4.08,  -4.55,  99.90,  -0.37,
11/18 13Z,  -0.10,  -1.97,  -2.49,  99.90,  -0.42,
11/18 14Z,  -0.10,  -0.67,  -1.21,  99.90,  -0.44,
11/18 15Z,  -0.20,  -0.46,  -0.81,  99.90,  -0.15,  (max)
11/18 16Z,  -0.20,  -1.24,  -1.59,  99.90,  -0.15,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/18 17Z,  -0.20,  -2.81,  99.90,  -3.14,  -0.13,
11/18 18Z,  -0.20,  -4.97,  99.90,  -5.28,  -0.11,
11/18 19Z,  -0.10,  -7.38,  99.90,  -7.57,  -0.08,
11/18 20Z,   0.00,  -9.26,  99.90,  -9.32,  -0.06,
11/18 21Z,   0.00,  -9.93,  99.90,  -9.97,  -0.04,  (min)
11/18 22Z,   0.00,  -9.44,  99.90,  -9.45,  -0.02,
11/18 23Z,   0.10,  -8.13,  99.90,  -8.02,   0.01,
11/19 00Z,   0.10,  -6.15,  99.90,  -6.02,   0.03,
11/19 01Z,   0.10,  -3.90,  99.90,  -3.75,   0.05,
11/19 02Z,   0.10,  -2.14,  99.90,  -1.96,   0.07,
11/19 03Z,   0.00,  -1.36,  99.90,  -1.26,   0.10,  (max)
11/19 04Z,   0.00,  -1.60,  99.90,  -1.48,   0.12,
11/19 05Z,   0.00,  -2.67,  99.90,  -2.55,   0.12,
11/19 06Z,   0.00,  -4.36,  99.90,  -4.24,   0.12,
11/19 07Z,   0.00,  -6.42,  99.90,  -6.30,   0.12,
11/19 08Z,   0.00,  -8.25,  99.90,  -8.13,   0.12,
11/19 09Z,   0.00,  -9.04,  99.90,  -8.92,   0.12,  (min)
11/19 10Z,   0.00,  -8.59,  99.90,  -8.47,   0.12,
11/19 11Z,   0.00,  -7.28,  99.90,  -7.16,   0.12,
11/19 12Z,   0.10,  -5.40,  99.90,  -5.18,   0.12,
11/19 13Z,   0.10,  -3.19,  99.90,  -2.97,   0.12,
11/19 14Z,   0.10,  -1.30,  99.90,  -1.08,   0.12,
11/19 15Z,   0.10,  -0.38,  99.90,  -0.16,   0.12,  (max)
11/19 16Z,   0.10,  -0.57,  99.90,  -0.35,   0.12,
11/19 17Z,   0.10,  -1.72,  99.90,  -1.50,   0.12,
11/19 18Z,   0.10,  -3.56,  99.90,  -3.34,   0.12,
11/19 19Z,   0.10,  -5.86,  99.90,  -5.64,   0.12,
11/19 20Z,   0.20,  -8.19,  99.90,  -7.87,   0.12,
11/19 21Z,   0.20,  -9.74,  99.90,  -9.42,   0.12,
11/19 22Z,   0.30,  -9.98,  99.90,  -9.56,   0.12,  (min)
11/19 23Z,   0.30,  -9.13,  99.90,  -8.71,   0.12,
11/20 00Z,   0.30,  -7.57,  99.90,  -7.15,   0.12,
11/20 01Z,   0.30,  -5.47,  99.90,  -5.05,   0.12,
11/20 02Z,   0.30,  -3.31,  99.90,  -2.89,   0.12,
11/20 03Z,   0.20,  -1.82,  99.90,  -1.50,   0.12,
11/20 04Z,   0.20,  -1.39,  99.90,  -1.07,   0.12,  (max)
11/20 05Z,   0.20,  -1.95,  99.90,  -1.63,   0.12,
11/20 06Z,   0.20,  -3.27,  99.90,  -2.95,   0.12,
11/20 07Z,   0.20,  -5.08,  99.90,  -4.77,   0.12,
11/20 08Z,   0.20,  -7.09,  99.90,  -6.77,   0.12,
11/20 09Z,   0.30,  -8.61,  99.90,  -8.19,   0.12,
11/20 10Z,   0.30,  -8.93,  99.90,  -8.51,   0.12,  (min)
11/20 11Z,   0.30,  -8.06,  99.90,  -7.64,   0.12,
11/20 12Z,   0.30,  -6.48,  99.90,  -6.06,   0.12,
11/20 13Z,   0.30,  -4.48,  99.90,  -4.06,   0.12,
11/20 14Z,   0.40,  -2.36,  99.90,  -1.84,   0.12,
11/20 15Z,   0.30,  -0.79,  99.90,  -0.37,   0.12,
11/20 16Z,   0.40,  -0.29,  99.90,   0.22,   0.12,  (max)
11/20 17Z,   0.30,  -0.91,  99.90,  -0.49,   0.12,
11/20 18Z,   0.30,  -2.39,  99.90,  -1.97,   0.12,
11/20 19Z,   0.40,  -4.44,  99.90,  -3.92,   0.12,
11/20 20Z,   0.40,  -6.77,  99.90,  -6.25,   0.12,
11/20 21Z,   0.40,  -8.89,  99.90,  -8.37,   0.12,
11/20 22Z,   0.50, -10.01,  99.90,  -9.39,   0.12,  (min)
11/20 23Z,   0.50,  -9.78,  99.90,  -9.16,   0.12,
11/21 00Z,   0.50,  -8.60,  99.90,  -7.98,   0.12,
11/21 01Z,   0.40,  -6.85,  99.90,  -6.33,   0.12,
11/21 02Z,   0.40,  -4.73,  99.90,  -4.21,   0.12,
11/21 03Z,   0.40,  -2.77,  99.90,  -2.25,   0.12,
11/21 04Z,   0.40,  -1.64,  99.90,  -1.12,   0.12,
11/21 05Z,   0.40,  -1.58,  99.90,  -1.06,   0.12,  (max)
11/21 06Z,   0.40,  -2.46,  99.90,  -1.94,   0.12,
11/21 07Z,   0.50,  -3.97,  99.90,  -3.36,   0.12,
11/21 08Z,   0.50,  -5.84,  99.90,  -5.22,   0.12,
11/21 09Z,   0.50,  -7.68,  99.90,  -7.06,   0.12,
11/21 10Z,   0.50,  -8.81,  99.90,  -8.19,   0.12,  (min)
11/21 11Z,   0.60,  -8.64,  99.90,  -7.92,   0.12,
11/21 12Z,   0.50,  -7.39,  99.90,  -6.77,   0.12,
11/21 13Z,   0.60,  -5.62,  99.90,  -4.90,   0.12,
11/21 14Z,   0.60,  -3.60,  99.90,  -2.88,   0.12,
11/21 15Z,   0.60,  -1.67,  99.90,  -0.95,   0.12,
11/21 16Z,   0.60,  -0.49,  99.90,   0.23,   0.12,  (max)
11/21 17Z,   0.50,  -0.44,  99.90,   0.18,   0.12,
11/21 18Z,   0.50,  -1.45,  99.90,  -0.83,   0.12,
11/21 19Z,   0.60,  -3.19,  99.90,  -2.47,   0.12,
11/21 20Z,   0.60,  -5.35,  99.90,  -4.63,   0.12,
11/21 21Z,   0.70,  -7.60,  99.90,  -6.78,   0.12,
11/21 22Z,   0.70,  -9.40,  99.90,  -8.58,   0.12,
11/21 23Z,   0.70, -10.03,  99.90,  -9.21,   0.12,  (min)
11/22 00Z,   0.70,  -9.37,  99.90,  -8.55,   0.12,
11/22 01Z,   0.70,  -7.92,  99.90,  -7.10,   0.12,
11/22 02Z,   0.60,  -6.08,  99.90,  -5.36,   0.12,
11/22 03Z,   0.60,  -4.04,  99.90,  -3.32,   0.12,
11/22 04Z,   0.60,  -2.36,  99.90,  -1.64,   0.12,
11/22 05Z,   0.50,  -1.61,  99.90,  -0.99,   0.12,  (max)
11/22 06Z,   0.60,  -1.93,  99.90,  -1.21,   0.12,
11/22 07Z,  99.90,  -3.07,  99.90,  99.90,   0.12,
11/22 08Z,  99.90,  -4.71,  99.90,  99.90,   0.12,
11/22 09Z,  99.90,  -6.54,  99.90,  99.90,   0.12,
11/22 10Z,  99.90,  -8.13,  99.90,  99.90,   0.12,
11/22 11Z,  99.90,  -8.81,  99.90,  99.90,   0.12,
11/22 12Z,  99.90,  -8.18,  99.90,  99.90,   0.12,