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 Heiden, AK : 05/13/2025 04:21:09 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/11 12Z,   0.10,  11.15,  99.90,  11.25,   0.00,  (max)
05/11 13Z,   0.10,  11.05,  99.90,  11.15,   0.00,
05/11 14Z,   0.00,  10.48,  99.90,  10.48,   0.00,
05/11 15Z,   0.10,   9.28,  99.90,   9.38,   0.00,
05/11 16Z,   0.10,   7.95,  99.90,   8.05,   0.00,
05/11 17Z,   0.10,   7.38,  99.90,   7.48,   0.00,  (min)
05/11 18Z,   0.00,   7.81,  99.90,   7.81,   0.00,
05/11 19Z,   0.00,   8.55,  99.90,   8.55,   0.00,
05/11 20Z,   0.00,   8.96,  99.90,   8.96,   0.00,  (max)
05/11 21Z,   0.00,   8.92,  99.90,   8.92,   0.00,
05/11 22Z,   0.00,   8.78,  99.90,   8.78,   0.00,
05/11 23Z,   0.00,   8.70,  99.90,   8.70,   0.00,
05/12 00Z,   0.00,   8.32,  99.90,   8.32,   0.00,
05/12 01Z,   0.10,   7.45,  99.90,   7.55,   0.00,
05/12 02Z,   0.10,   5.92,  99.90,   6.02,   0.00,
05/12 03Z,   0.40,   3.84,  99.90,   4.24,   0.00,
05/12 04Z,   0.80,   1.91,  99.90,   2.71,   0.00,  (min)
05/12 05Z,   1.40,   1.32,  99.90,   2.72,   0.00,
05/12 06Z,   2.00,   2.68,  99.90,   4.68,   0.00,
05/12 07Z,   2.40,   5.27,  99.90,   7.67,   0.00,
05/12 08Z,   2.70,   7.92,  99.90,  10.62,   0.00,
05/12 09Z,   2.80,   9.88,  99.90,  12.68,   0.00,
05/12 10Z,   2.80,  10.98,  99.90,  13.78,   0.00,
05/12 11Z,   2.70,  11.40,  99.90,  14.10,   0.00,  (max)
05/12 12Z,   2.40,  11.47,  99.90,  13.87,   0.00,
05/12 13Z,   2.30,  11.51,  99.90,  13.81,   0.00,
05/12 14Z,   2.10,  11.36,  99.90,  13.46,   0.00,
05/12 15Z,   1.80,  10.70,  99.90,  12.50,   0.00,
05/12 16Z,   1.40,   9.46,  99.90,  10.86,   0.00,
05/12 17Z,   0.90,   8.20,  99.90,   9.10,   0.00,
05/12 18Z,   0.50,   7.78,  99.90,   8.28,   0.00,  (min)
05/12 19Z,   0.30,   8.14,  99.90,   8.44,   0.00,
05/12 20Z,   0.20,   8.56,  99.90,   8.76,   0.00,
05/12 21Z,   0.30,   8.59,  99.90,   8.89,   0.00,  (max)
05/12 22Z,   0.50,   8.34,  99.90,   8.84,   0.00,  (min)
05/12 23Z,   0.70,   8.22,  99.90,   8.92,   0.00,  (max)
05/13 00Z,   0.80,   8.07,  99.90,   8.87,   0.00,
05/13 01Z,   0.80,   7.57,  99.90,   8.37,   0.00,
05/13 02Z,   0.70,   6.55,  99.90,   7.25,   0.00,
05/13 03Z,   0.70,   4.93,  99.90,   5.63,   0.00,
05/13 04Z,   0.70,   2.96,  99.90,   3.66,   0.00,
05/13 05Z,   0.70,   1.47,  99.90,   2.17,   0.00,  (min)
05/13 06Z,   0.70,   1.58,  99.90,   2.28,   0.00,
05/13 07Z,   0.70,   3.53,  99.90,   4.23,   0.00,
05/13 08Z,   0.60,   6.33,  99.90,   6.93,   0.00,
05/13 09Z,   0.50,   8.86,  99.90,   9.36,   0.00,
05/13 10Z,   0.30,  10.57,  99.90,  10.87,   0.00,
05/13 11Z,   0.20,  11.44,  99.90,  11.64,   0.00,
05/13 12Z,   0.10,  11.73,  99.90,  11.83,   0.00,
05/13 13Z,   0.10,  11.77,  99.90,  11.87,   0.00,
05/13 14Z,   0.10,  11.79,  99.90,  11.89,   0.00,  (max)
05/13 15Z,   0.20,  11.54,  99.90,  11.74,   0.00,
05/13 16Z,   0.30,  10.72,  99.90,  11.02,   0.00,
05/13 17Z,   0.30,   9.40,  99.90,   9.70,   0.00,
05/13 18Z,   0.40,   8.25,  99.90,   8.65,   0.00,
05/13 19Z,   0.40,   7.98,  99.90,   8.38,   0.00,  (min)
05/13 20Z,   0.30,   8.27,  99.90,   8.57,   0.00,
05/13 21Z,   0.30,   8.41,  99.90,   8.71,   0.00,  (max)
05/13 22Z,   0.20,   8.18,  99.90,   8.38,   0.00,
05/13 23Z,   0.20,   7.87,  99.90,   8.07,   0.00,
05/14 00Z,   0.10,   7.79,  99.90,   7.89,   0.00,
05/14 01Z,   0.10,   7.55,  99.90,   7.65,   0.00,
05/14 02Z,   0.10,   6.90,  99.90,   7.00,   0.00,
05/14 03Z,   0.10,   5.72,  99.90,   5.82,   0.00,
05/14 04Z,   0.20,   4.05,  99.90,   4.25,   0.00,
05/14 05Z,   0.30,   2.26,  99.90,   2.56,   0.00,
05/14 06Z,   0.50,   1.30,  99.90,   1.80,   0.00,  (min)
05/14 07Z,   0.50,   2.11,  99.90,   2.61,   0.00,
05/14 08Z,   0.60,   4.54,  99.90,   5.14,   0.00,
05/14 09Z,   0.60,   7.41,  99.90,   8.01,   0.00,
05/14 10Z,   0.60,   9.73,  99.90,  10.33,   0.00,
05/14 11Z,   0.50,  11.16,  99.90,  11.66,   0.00,
05/14 12Z,   0.40,  11.80,  99.90,  12.20,   0.00,  (max)
05/14 13Z,   0.20,  11.97,  99.90,  12.17,   0.00,
05/14 14Z,   0.00,  12.01,  99.90,  12.01,   0.00,
05/14 15Z,  -0.20,  11.97,  99.90,  11.77,   0.00,
05/14 16Z,  -0.40,  11.55,  99.90,  11.15,   0.00,
05/14 17Z,  -0.50,  10.56,  99.90,  10.06,   0.00,
05/14 18Z,  -0.70,   9.18,  99.90,   8.48,   0.00,
05/14 19Z,  -0.70,   8.16,  99.90,   7.46,   0.00,
05/14 20Z,  -0.80,   8.07,  99.90,   7.27,   0.00,  (min)
05/14 21Z,  -0.70,   8.27,  99.90,   7.57,   0.00,
05/14 22Z,  -0.60,   8.19,  99.90,   7.59,   0.00,  (max)
05/14 23Z,  -0.40,   7.81,  99.90,   7.41,   0.00,
05/15 00Z,  -0.30,   7.56,  99.90,   7.26,   0.00,  (min)
05/15 01Z,  -0.10,   7.48,  99.90,   7.38,   0.00,  (max)
05/15 02Z,   0.00,   7.11,  99.90,   7.11,   0.00,
05/15 03Z,   0.10,   6.29,  99.90,   6.39,   0.00,
05/15 04Z,   0.30,   4.96,  99.90,   5.26,   0.00,
05/15 05Z,   0.60,   3.28,  99.90,   3.88,   0.00,
05/15 06Z,   0.80,   1.75,  99.90,   2.55,   0.00,
05/15 07Z,   0.90,   1.37,  99.90,   2.27,   0.00,  (min)
05/15 08Z,   1.00,   2.84,  99.90,   3.84,   0.00,
05/15 09Z,   1.00,   5.62,  99.90,   6.62,   0.00,
05/15 10Z,   1.00,   8.44,  99.90,   9.44,   0.00,
05/15 11Z,   1.10,  10.49,  99.90,  11.59,   0.00,
05/15 12Z,   1.10,  11.62,  99.90,  12.72,   0.00,
05/15 13Z,   1.10,  12.07,  99.90,  13.17,   0.00,
05/15 14Z,   1.10,  12.15,  99.90,  13.25,   0.00,
05/15 15Z,   1.20,  12.18,  99.90,  13.38,   0.00,  (max)
05/15 16Z,   1.30,  12.03,  99.90,  13.33,   0.00,
05/15 17Z,   1.30,  11.41,  99.90,  12.71,   0.00,
05/15 18Z,   1.40,  10.22,  99.90,  11.62,   0.00,
05/15 19Z,   1.50,   8.82,  99.90,  10.32,   0.00,
05/15 20Z,   1.60,   8.01,  99.90,   9.61,   0.00,  (min)
05/15 21Z,   1.70,   8.07,  99.90,   9.77,   0.00,
05/15 22Z,   1.70,   8.19,  99.90,   9.89,   0.00,  (max)
05/15 23Z,   1.70,   7.95,  99.90,   9.65,   0.00,
05/16 00Z,   1.70,   7.54,  99.90,   9.24,   0.00,
05/16 01Z,   1.70,   7.42,  99.90,   9.12,   0.00,
05/16 02Z,   1.70,   7.26,  99.90,   8.96,   0.00,
05/16 03Z,   1.80,   6.74,  99.90,   8.54,   0.00,
05/16 04Z,   1.80,   5.73,  99.90,   7.53,   0.00,
05/16 05Z,   1.90,   4.27,  99.90,   6.17,   0.00,
05/16 06Z,   1.90,   2.62,  99.90,   4.52,   0.00,
05/16 07Z,   1.80,   1.43,  99.90,   3.23,   0.00,  (min)
05/16 08Z,   1.70,   1.66,  99.90,   3.36,   0.00,
05/16 09Z,   1.60,   3.70,  99.90,   5.30,   0.00,
05/16 10Z,   1.50,   6.70,  99.90,   8.20,   0.00,
05/16 11Z,   1.40,   9.38,  99.90,  10.78,   0.00,
05/16 12Z,   1.20,  11.12,  99.90,  12.32,   0.00,
05/16 13Z,   1.10,  11.98,  99.90,  13.08,   0.00,
05/16 14Z,   0.90,  12.27,  99.90,  13.17,   0.00,  (max)
05/16 15Z,   0.80,  12.30,  99.90,  13.10,   0.00,
05/16 16Z,   0.70,  12.28,  99.90,  12.98,   0.00,
05/16 17Z,   0.60,  11.95,  99.90,  12.55,   0.00,
05/16 18Z,   0.60,  11.09,  99.90,  11.69,   0.00,
05/16 19Z,  99.90,   9.72,  99.90,  99.90,   0.00,
05/16 20Z,  99.90,   8.37,  99.90,  99.90,   0.00,
05/16 21Z,  99.90,   7.83,  99.90,  99.90,   0.00,
05/16 22Z,  99.90,   8.01,  99.90,  99.90,   0.00,
05/16 23Z,  99.90,   8.08,  99.90,  99.90,   0.00,
05/17 00Z,  99.90,   7.77,  99.90,  99.90,   0.00,