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 : 04/11/2026 21:22:43 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 06Z,   1.10,  -4.04,  99.90,  -2.94,   0.00,  (max)
04/10 07Z,   1.10,  -5.39,  99.90,  -4.29,   0.00,
04/10 08Z,   1.10,  -6.78,  99.90,  -5.68,   0.00,
04/10 09Z,   1.10,  -7.96,  99.90,  -6.86,   0.00,
04/10 10Z,   1.00,  -8.78,  99.90,  -7.78,   0.00,
04/10 11Z,   0.90,  -9.23,  99.90,  -8.33,   0.00,
04/10 12Z,   0.50,  -9.27,  99.90,  -8.77,   0.00,  (min)
04/10 13Z,   0.40,  -8.75,  99.90,  -8.35,   0.00,
04/10 14Z,   0.20,  -7.35,  99.90,  -7.15,   0.00,
04/10 15Z,   0.10,  -5.11,  99.90,  -5.01,   0.00,
04/10 16Z,   0.00,  -2.69,  99.90,  -2.69,   0.00,
04/10 17Z,   0.00,  -0.95,  99.90,  -0.95,   0.00,
04/10 18Z,   0.00,  -0.47,  99.90,  -0.47,   0.00,  (max)
04/10 19Z,  -0.10,  -1.28,  99.90,  -1.38,   0.00,
04/10 20Z,  -0.10,  -2.84,  99.90,  -2.94,   0.00,
04/10 21Z,  -0.10,  -4.60,  99.90,  -4.70,   0.00,
04/10 22Z,  -0.10,  -6.21,  99.90,  -6.31,   0.00,
04/10 23Z,  -0.10,  -7.45,  99.90,  -7.55,   0.00,
04/11 00Z,  -0.10,  -8.17,  99.90,  -8.27,   0.00,
04/11 01Z,  -0.10,  -8.32,  99.90,  -8.42,   0.00,  (min)
04/11 02Z,   0.00,  -7.63,  99.90,  -7.63,   0.00,
04/11 03Z,   0.00,  -6.01,  99.90,  -6.01,   0.00,
04/11 04Z,   0.00,  -4.17,  99.90,  -4.17,   0.00,
04/11 05Z,   0.00,  -3.11,  99.90,  -3.11,   0.00,  (max)
04/11 06Z,   0.00,  -3.25,  99.90,  -3.25,   0.00,
04/11 07Z,   0.00,  -4.27,  99.90,  -4.27,   0.00,
04/11 08Z,   0.10,  -5.68,  99.90,  -5.58,   0.00,
04/11 09Z,   0.20,  -7.06,  99.90,  -6.86,   0.00,
04/11 10Z,   0.20,  -8.15,  99.90,  -7.95,   0.00,
04/11 11Z,   0.30,  -8.88,  99.90,  -8.58,   0.00,
04/11 12Z,   0.40,  -9.23,  99.90,  -8.83,   0.00,  (min)
04/11 13Z,   0.50,  -9.16,  99.90,  -8.66,   0.00,
04/11 14Z,   0.50,  -8.45,  99.90,  -7.95,   0.00,
04/11 15Z,   0.60,  -6.79,  99.90,  -6.19,   0.00,
04/11 16Z,   0.70,  -4.41,  99.90,  -3.71,   0.00,
04/11 17Z,   0.70,  -2.12,  99.90,  -1.42,   0.00,
04/11 18Z,   0.60,  -0.73,  99.90,  -0.13,   0.00,
04/11 19Z,   0.60,  -0.69,  99.90,  -0.09,   0.00,  (max)
04/11 20Z,   0.50,  -1.82,  99.90,  -1.32,   0.00,
04/11 21Z,   0.50,  -3.50,  99.90,  -3.00,   0.00,
04/11 22Z,   0.40,  -5.23,  99.90,  -4.83,   0.00,
04/11 23Z,   0.30,  -6.72,  99.90,  -6.42,   0.00,
04/12 00Z,   0.20,  -7.79,  99.90,  -7.59,   0.00,
04/12 01Z,   0.10,  -8.34,  99.90,  -8.24,   0.00,  (min)
04/12 02Z,   0.10,  -8.30,  99.90,  -8.20,   0.00,
04/12 03Z,   0.10,  -7.36,  99.90,  -7.26,   0.00,
04/12 04Z,   0.20,  -5.55,  99.90,  -5.35,   0.00,
04/12 05Z,   0.20,  -3.76,  99.90,  -3.56,   0.00,
04/12 06Z,   0.30,  -2.91,  99.90,  -2.61,   0.00,  (max)
04/12 07Z,   0.30,  -3.25,  99.90,  -2.95,   0.00,
04/12 08Z,   0.30,  -4.40,  99.90,  -4.10,   0.00,
04/12 09Z,   0.40,  -5.87,  99.90,  -5.47,   0.00,
04/12 10Z,   0.40,  -7.22,  99.90,  -6.82,   0.00,
04/12 11Z,   0.40,  -8.25,  99.90,  -7.85,   0.00,
04/12 12Z,   0.40,  -8.92,  99.90,  -8.52,   0.00,
04/12 13Z,   0.40,  -9.19,  99.90,  -8.79,   0.00,  (min)
04/12 14Z,   0.30,  -9.00,  99.90,  -8.70,   0.00,
04/12 15Z,   0.30,  -8.08,  99.90,  -7.78,   0.00,
04/12 16Z,   0.20,  -6.18,  99.90,  -5.98,   0.00,
04/12 17Z,   0.20,  -3.73,  99.90,  -3.53,   0.00,
04/12 18Z,   0.20,  -1.64,  99.90,  -1.44,   0.00,
04/12 19Z,   0.20,  -0.67,  99.90,  -0.47,   0.00,  (max)
04/12 20Z,   0.20,  -1.07,  99.90,  -0.87,   0.00,
04/12 21Z,   0.10,  -2.47,  99.90,  -2.37,   0.00,
04/12 22Z,   0.10,  -4.23,  99.90,  -4.13,   0.00,
04/12 23Z,   0.10,  -5.89,  99.90,  -5.79,   0.00,
04/13 00Z,   0.10,  -7.24,  99.90,  -7.14,   0.00,
04/13 01Z,   0.10,  -8.14,  99.90,  -8.04,   0.00,
04/13 02Z,   0.10,  -8.52,  99.90,  -8.42,   0.00,  (min)
04/13 03Z,   0.10,  -8.27,  99.90,  -8.17,   0.00,
04/13 04Z,   0.10,  -7.08,  99.90,  -6.98,   0.00,
04/13 05Z,   0.10,  -5.13,  99.90,  -5.03,   0.00,
04/13 06Z,   0.00,  -3.38,  99.90,  -3.38,   0.00,
04/13 07Z,   0.00,  -2.66,  99.90,  -2.66,   0.00,  (max)
04/13 08Z,   0.00,  -3.15,  99.90,  -3.15,   0.00,
04/13 09Z,   0.00,  -4.42,  99.90,  -4.42,   0.00,
04/13 10Z,  -0.10,  -5.93,  99.90,  -6.03,   0.00,
04/13 11Z,  -0.10,  -7.27,  99.90,  -7.37,   0.00,
04/13 12Z,  -0.20,  -8.27,  99.90,  -8.47,   0.00,
04/13 13Z,  -0.20,  -8.89,  99.90,  -9.09,   0.00,
04/13 14Z,  -0.30,  -9.09,  99.90,  -9.39,   0.00,  (min)
04/13 15Z,  -0.30,  -8.79,  99.90,  -9.09,   0.00,
04/13 16Z,  -0.30,  -7.66,  99.90,  -7.96,   0.00,
04/13 17Z,  -0.40,  -5.55,  99.90,  -5.95,   0.00,
04/13 18Z,  -0.40,  -3.11,  99.90,  -3.51,   0.00,
04/13 19Z,  -0.40,  -1.31,  99.90,  -1.71,   0.00,
04/13 20Z,  -0.40,  -0.80,  99.90,  -1.20,   0.00,  (max)
04/13 21Z,  -0.40,  -1.62,  99.90,  -2.02,   0.00,
04/13 22Z,  -0.40,  -3.23,  99.90,  -3.63,   0.00,
04/13 23Z,  -0.40,  -5.01,  99.90,  -5.41,   0.00,
04/14 00Z,  -0.40,  -6.58,  99.90,  -6.98,   0.00,
04/14 01Z,  -0.40,  -7.77,  99.90,  -8.17,   0.00,
04/14 02Z,  -0.40,  -8.49,  99.90,  -8.89,   0.00,
04/14 03Z,  -0.40,  -8.69,  99.90,  -9.09,   0.00,  (min)
04/14 04Z,  -0.30,  -8.23,  99.90,  -8.53,   0.00,
04/14 05Z,  -0.30,  -6.80,  99.90,  -7.10,   0.00,
04/14 06Z,  -0.30,  -4.71,  99.90,  -5.01,   0.00,
04/14 07Z,  -0.30,  -2.96,  99.90,  -3.26,   0.00,
04/14 08Z,  -0.30,  -2.32,  99.90,  -2.62,   0.00,  (max)
04/14 09Z,  -0.20,  -2.91,  99.90,  -3.11,   0.00,
04/14 10Z,  -0.20,  -4.28,  99.90,  -4.48,   0.00,
04/14 11Z,  -0.20,  -5.85,  99.90,  -6.05,   0.00,
04/14 12Z,  -0.20,  -7.21,  99.90,  -7.41,   0.00,
04/14 13Z,  -0.20,  -8.22,  99.90,  -8.42,   0.00,
04/14 14Z,  -0.20,  -8.81,  99.90,  -9.01,   0.00,
04/14 15Z,  -0.20,  -8.97,  99.90,  -9.17,   0.00,  (min)
04/14 16Z,  -0.20,  -8.55,  99.90,  -8.75,   0.00,
04/14 17Z,  -0.20,  -7.21,  99.90,  -7.41,   0.00,
04/14 18Z,  -0.10,  -4.93,  99.90,  -5.03,   0.00,
04/14 19Z,  -0.10,  -2.59,  99.90,  -2.69,   0.00,
04/14 20Z,  -0.10,  -1.16,  99.90,  -1.26,   0.00,
04/14 21Z,  -0.10,  -1.13,  99.90,  -1.23,   0.00,  (max)
04/14 22Z,   0.00,  -2.31,  99.90,  -2.31,   0.00,
04/14 23Z,   0.00,  -4.07,  99.90,  -4.07,   0.00,
04/15 00Z,   0.00,  -5.83,  99.90,  -5.83,   0.00,
04/15 01Z,   0.00,  -7.28,  99.90,  -7.28,   0.00,
04/15 02Z,   0.10,  -8.29,  99.90,  -8.19,   0.00,
04/15 03Z,   0.20,  -8.82,  99.90,  -8.62,   0.00,  (min)
04/15 04Z,   0.30,  -8.85,  99.90,  -8.55,   0.00,
04/15 05Z,   0.50,  -8.17,  99.90,  -7.67,   0.00,
04/15 06Z,   0.80,  -6.50,  99.90,  -5.70,   0.00,
04/15 07Z,   0.90,  -4.25,  99.90,  -3.35,   0.00,
04/15 08Z,   1.10,  -2.45,  99.90,  -1.35,   0.00,
04/15 09Z,   1.20,  -1.84,  99.90,  -0.64,   0.00,  (max)
04/15 10Z,   1.20,  -2.52,  99.90,  -1.32,   0.00,
04/15 11Z,   1.00,  -4.00,  99.90,  -3.00,   0.00,
04/15 12Z,   0.90,  -5.65,  99.90,  -4.75,   0.00,
04/15 13Z,  99.90,  -7.07,  99.90,  99.90,   0.00,
04/15 14Z,  99.90,  -8.11,  99.90,  99.90,   0.00,
04/15 15Z,  99.90,  -8.70,  99.90,  99.90,   0.00,
04/15 16Z,  99.90,  -8.82,  99.90,  99.90,   0.00,
04/15 17Z,  99.90,  -8.30,  99.90,  99.90,   0.00,
04/15 18Z,  99.90,  -6.76,  99.90,  99.90,   0.00,