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
#North Spit, CA : 03/07/2026 11:21:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/05 12Z,   0.00,   3.64,   3.96,  99.90,   0.32,
03/05 13Z,   0.00,   2.19,   2.61,  99.90,   0.42,
03/05 14Z,   0.00,   1.16,   1.42,  99.90,   0.26,
03/05 15Z,  -0.10,   0.89,   1.00,  99.90,   0.21,  (min)
03/05 16Z,  -0.10,   1.41,   1.57,  99.90,   0.26,
03/05 17Z,  -0.10,   2.50,   2.67,  99.90,   0.27,
03/05 18Z,  -0.30,   3.84,   3.94,  99.90,   0.40,
03/05 19Z,  -0.30,   5.10,   5.15,  99.90,   0.35,
03/05 20Z,  -0.20,   6.01,   6.15,  99.90,   0.34,
03/05 21Z,  -0.20,   6.32,   6.52,  99.90,   0.40,  (max)
03/05 22Z,  -0.20,   5.90,   6.04,  99.90,   0.34,
03/05 23Z,  -0.20,   4.89,   5.12,  99.90,   0.43,
03/06 00Z,  -0.20,   3.54,   3.79,  99.90,   0.45,
03/06 01Z,  -0.10,   2.19,   2.50,  99.90,   0.41,
03/06 02Z,  -0.20,   1.20,   1.42,  99.90,   0.42,
03/06 03Z,  -0.20,   0.89,   0.97,  99.90,   0.28,  (min)
03/06 04Z,  -0.20,   1.36,   1.34,  99.90,   0.18,
03/06 05Z,  -0.20,   2.47,   2.46,  99.90,   0.19,
03/06 06Z,  -0.20,   3.86,   3.83,  99.90,   0.17,
03/06 07Z,  -0.20,   5.24,   5.19,  99.90,   0.15,
03/06 08Z,  -0.20,   6.33,   6.29,  99.90,   0.16,
03/06 09Z,  -0.10,   6.87,   6.86,  99.90,   0.09,  (max)
03/06 10Z,  -0.10,   6.70,   6.72,  99.90,   0.12,
03/06 11Z,  -0.20,   5.83,   5.90,  99.90,   0.27,
03/06 12Z,  -0.20,   4.48,   4.61,  99.90,   0.33,
03/06 13Z,  -0.20,   2.97,   3.18,  99.90,   0.41,
03/06 14Z,  -0.20,   1.65,   1.86,  99.90,   0.41,
03/06 15Z,  -0.20,   0.86,   0.88,  99.90,   0.22,
03/06 16Z,  -0.20,   0.82,   0.72,  99.90,   0.10,  (min)
03/06 17Z,  -0.20,   1.51,   1.32,  99.90,   0.01,
03/06 18Z,  -0.30,   2.63,   2.43,  99.90,   0.10,
03/06 19Z,  -0.30,   3.88,   3.69,  99.90,   0.11,
03/06 20Z,  -0.30,   4.97,   4.76,  99.90,   0.09,
03/06 21Z,  -0.30,   5.68,   5.45,  99.90,   0.07,
03/06 22Z,  -0.20,   5.79,   5.65,  99.90,   0.06,  (max)
03/06 23Z,  -0.20,   5.28,   5.25,  99.90,   0.17,
03/07 00Z,  -0.30,   4.32,   4.33,  99.90,   0.31,
03/07 01Z,  -0.20,   3.19,   3.27,  99.90,   0.28,
03/07 02Z,  -0.20,   2.19,   2.27,  99.90,   0.28,
03/07 03Z,  -0.20,   1.61,   1.52,  99.90,   0.11,  (min)
03/07 04Z,  -0.20,   1.67,   1.58,  99.90,   0.11,
03/07 05Z,  -0.30,   2.40,   2.33,  99.90,   0.23,
03/07 06Z,  -0.20,   3.56,   3.44,  99.90,   0.08,
03/07 07Z,  -0.20,   4.83,   4.64,  99.90,   0.01,
03/07 08Z,  -0.20,   5.94,   5.76,  99.90,   0.02,
03/07 09Z,  -0.20,   6.68,   6.59,  99.90,   0.11,
03/07 10Z,  -0.20,   6.84,   6.78,  99.90,   0.14,  (max)
03/07 11Z,  -0.20,   6.32,   6.26,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/07 12Z,  -0.20,   5.23,  99.90,   5.19,   0.16,
03/07 13Z,  -0.10,   3.83,  99.90,   3.91,   0.18,
03/07 14Z,  -0.20,   2.42,  99.90,   2.42,   0.20,
03/07 15Z,  -0.20,   1.30,  99.90,   1.33,   0.23,
03/07 16Z,  -0.20,   0.76,  99.90,   0.81,   0.25,  (min)
03/07 17Z,  -0.20,   0.92,  99.90,   1.00,   0.27,
03/07 18Z,  -0.20,   1.69,  99.90,   1.78,   0.30,
03/07 19Z,  -0.20,   2.76,  99.90,   2.88,   0.32,
03/07 20Z,  -0.10,   3.85,  99.90,   4.09,   0.34,
03/07 21Z,  -0.10,   4.75,  99.90,   5.02,   0.37,
03/07 22Z,  -0.10,   5.26,  99.90,   5.55,   0.39,
03/07 23Z,  -0.10,   5.25,  99.90,   5.56,   0.41,  (max)
03/08 00Z,  -0.10,   4.73,  99.90,   5.05,   0.41,
03/08 01Z,  -0.10,   3.92,  99.90,   4.23,   0.41,
03/08 02Z,  -0.10,   3.07,  99.90,   3.39,   0.41,
03/08 03Z,   0.00,   2.43,  99.90,   2.84,   0.41,
03/08 04Z,  -0.10,   2.21,  99.90,   2.52,   0.41,  (min)
03/08 05Z,  -0.10,   2.55,  99.90,   2.86,   0.41,
03/08 06Z,  -0.10,   3.38,  99.90,   3.69,   0.41,
03/08 07Z,   0.00,   4.46,  99.90,   4.88,   0.41,
03/08 08Z,   0.00,   5.51,  99.90,   5.93,   0.41,
03/08 09Z,   0.00,   6.32,  99.90,   6.73,   0.41,
03/08 10Z,   0.00,   6.72,  99.90,   7.13,   0.41,  (max)
03/08 11Z,   0.00,   6.57,  99.90,   6.98,   0.41,
03/08 12Z,   0.00,   5.82,  99.90,   6.23,   0.41,
03/08 13Z,   0.00,   4.64,  99.90,   5.06,   0.41,
03/08 14Z,   0.00,   3.30,  99.90,   3.71,   0.41,
03/08 15Z,   0.00,   2.06,  99.90,   2.47,   0.41,
03/08 16Z,   0.00,   1.16,  99.90,   1.58,   0.41,
03/08 17Z,   0.00,   0.83,  99.90,   1.24,   0.41,  (min)
03/08 18Z,   0.00,   1.11,  99.90,   1.53,   0.41,
03/08 19Z,   0.00,   1.86,  99.90,   2.27,   0.41,
03/08 20Z,   0.00,   2.81,  99.90,   3.22,   0.41,
03/08 21Z,   0.00,   3.72,  99.90,   4.14,   0.41,
03/08 22Z,   0.00,   4.45,  99.90,   4.86,   0.41,
03/08 23Z,   0.00,   4.82,  99.90,   5.24,   0.41,
03/09 00Z,   0.10,   4.76,  99.90,   5.27,   0.41,  (max)
03/09 01Z,   0.00,   4.33,  99.90,   4.74,   0.41,
03/09 02Z,   0.00,   3.72,  99.90,   4.14,   0.41,
03/09 03Z,   0.10,   3.17,  99.90,   3.69,   0.41,
03/09 04Z,   0.00,   2.85,  99.90,   3.26,   0.41,  (min)
03/09 05Z,   0.00,   2.88,  99.90,   3.30,   0.41,
03/09 06Z,   0.00,   3.36,  99.90,   3.77,   0.41,
03/09 07Z,   0.00,   4.17,  99.90,   4.58,   0.41,
03/09 08Z,   0.00,   5.08,  99.90,   5.49,   0.41,
03/09 09Z,   0.00,   5.87,  99.90,   6.29,   0.41,
03/09 10Z,   0.00,   6.40,  99.90,   6.81,   0.41,
03/09 11Z,   0.00,   6.54,  99.90,   6.95,   0.41,  (max)
03/09 12Z,   0.00,   6.18,  99.90,   6.59,   0.41,
03/09 13Z,   0.10,   5.33,  99.90,   5.84,   0.41,
03/09 14Z,   0.00,   4.18,  99.90,   4.59,   0.41,
03/09 15Z,   0.00,   2.96,  99.90,   3.38,   0.41,
03/09 16Z,   0.00,   1.91,  99.90,   2.32,   0.41,
03/09 17Z,   0.00,   1.20,  99.90,   1.61,   0.41,
03/09 18Z,   0.00,   0.99,  99.90,   1.40,   0.41,  (min)
03/09 19Z,   0.00,   1.29,  99.90,   1.70,   0.41,
03/09 20Z,   0.00,   1.95,  99.90,   2.37,   0.41,
03/09 21Z,   0.00,   2.75,  99.90,   3.16,   0.41,
03/09 22Z,   0.00,   3.50,  99.90,   3.92,   0.41,
03/09 23Z,   0.00,   4.10,  99.90,   4.52,   0.41,
03/10 00Z,   0.00,   4.42,  99.90,   4.84,   0.41,  (max)
03/10 01Z,   0.00,   4.40,  99.90,   4.81,   0.41,
03/10 02Z,   0.00,   4.10,  99.90,   4.52,   0.41,
03/10 03Z,   0.00,   3.73,  99.90,   4.14,   0.41,
03/10 04Z,   0.00,   3.43,  99.90,   3.84,   0.41,
03/10 05Z,  -0.10,   3.32,  99.90,   3.63,   0.41,  (min)
03/10 06Z,  -0.10,   3.48,  99.90,   3.80,   0.41,
03/10 07Z,  -0.10,   3.97,  99.90,   4.28,   0.41,
03/10 08Z,  -0.10,   4.66,  99.90,   4.98,   0.41,
03/10 09Z,  -0.10,   5.38,  99.90,   5.69,   0.41,
03/10 10Z,  -0.10,   5.95,  99.90,   6.26,   0.41,
03/10 11Z,  -0.10,   6.28,  99.90,   6.59,   0.41,  (max)
03/10 12Z,  -0.20,   6.26,  99.90,   6.47,   0.41,
03/10 13Z,  -0.10,   5.82,  99.90,   6.13,   0.41,
03/10 14Z,  -0.10,   4.97,  99.90,   5.29,   0.41,
03/10 15Z,  -0.20,   3.91,  99.90,   4.12,   0.41,
03/10 16Z,  -0.20,   2.84,  99.90,   3.05,   0.41,
03/10 17Z,  -0.20,   1.92,  99.90,   2.13,   0.41,
03/10 18Z,  -0.30,   1.30,  99.90,   1.42,   0.41,
03/10 19Z,  -0.30,   1.12,  99.90,   1.23,   0.41,  (min)
03/10 20Z,  -0.30,   1.37,  99.90,   1.48,   0.41,
03/10 21Z,  -0.30,   1.91,  99.90,   2.02,   0.41,
03/10 22Z,  -0.30,   2.57,  99.90,   2.68,   0.41,
03/10 23Z,  -0.20,   3.23,  99.90,   3.44,   0.41,
03/11 00Z,  -0.20,   3.79,  99.90,   4.00,   0.41,