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
#Sitka, AK : 03/07/2026 05:24:39 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/05 12Z,   0.20,  -0.25,  -0.41,  99.90,  -0.36,  (max)
03/05 13Z,   0.30,  -2.30,  -2.44,  99.90,  -0.44,
03/05 14Z,   0.40,  -4.88,  -4.96,  99.90,  -0.48,
03/05 15Z,   0.50,  -7.33,  -7.36,  99.90,  -0.53,
03/05 16Z,   0.40,  -9.03,  -9.13,  99.90,  -0.50,
03/05 17Z,   0.30,  -9.57,  -9.74,  99.90,  -0.47,  (min)
03/05 18Z,   0.20,  -8.83,  -9.04,  99.90,  -0.41,
03/05 19Z,   0.30,  -7.02,  -7.31,  99.90,  -0.59,
03/05 20Z,   0.30,  -4.62,  -4.92,  99.90,  -0.60,
03/05 21Z,   0.30,  -2.28,  -2.57,  99.90,  -0.59,
03/05 22Z,   0.20,  -0.60,  -0.91,  99.90,  -0.51,
03/05 23Z,   0.20,  -0.02,  -0.34,  99.90,  -0.52,  (max)
03/06 00Z,   0.10,  -0.68,  -0.89,  99.90,  -0.31,
03/06 01Z,   0.10,  -2.40,  -2.64,  99.90,  -0.34,
03/06 02Z,   0.10,  -4.73,  -4.97,  99.90,  -0.34,
03/06 03Z,   0.10,  -7.06,  -7.28,  99.90,  -0.32,
03/06 04Z,   0.20,  -8.77,  -9.06,  99.90,  -0.49,
03/06 05Z,   0.10,  -9.39,  -9.64,  99.90,  -0.35,  (min)
03/06 06Z,   0.10,  -8.77,  -9.14,  99.90,  -0.47,
03/06 07Z,   0.00,  -7.03,  -7.32,  99.90,  -0.29,
03/06 08Z,   0.10,  -4.62,  -4.94,  99.90,  -0.42,
03/06 09Z,   0.10,  -2.12,  -2.40,  99.90,  -0.38,
03/06 10Z,   0.10,  -0.18,  -0.46,  99.90,  -0.38,
03/06 11Z,   0.10,   0.72,   0.55,  99.90,  -0.27,  (max)
03/06 12Z,   0.20,   0.35,   0.21,  99.90,  -0.34,
03/06 13Z,   0.30,  -1.19,  -1.30,  99.90,  -0.41,
03/06 14Z,   0.30,  -3.53,  -3.51,  99.90,  -0.28,
03/06 15Z,   0.40,  -6.08,  -5.96,  99.90,  -0.28,
03/06 16Z,   0.60,  -8.23,  -8.16,  99.90,  -0.53,
03/06 17Z,   0.70,  -9.45,  -9.32,  99.90,  -0.57,
03/06 18Z,   0.70,  -9.48,  -9.36,  99.90,  -0.58,  (min)
03/06 19Z,   0.80,  -8.35,  -8.22,  99.90,  -0.67,
03/06 20Z,   0.80,  -6.38,  -6.22,  99.90,  -0.64,
03/06 21Z,   0.90,  -4.10,  -4.00,  99.90,  -0.80,
03/06 22Z,   0.90,  -2.09,  -2.04,  99.90,  -0.85,
03/06 23Z,   1.00,  -0.88,  -0.74,  99.90,  -0.86,
03/07 00Z,   1.00,  -0.75,  -0.68,  99.90,  -0.93,  (max)
03/07 01Z,   1.00,  -1.70,  -1.56,  99.90,  -0.86,
03/07 02Z,   0.90,  -3.45,  -3.39,  99.90,  -0.84,
03/07 03Z,   0.80,  -5.51,  -5.55,  99.90,  -0.84,
03/07 04Z,   0.70,  -7.31,  -7.29,  99.90,  -0.68,
03/07 05Z,   0.70,  -8.35,  -8.44,  99.90,  -0.79,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/07 06Z,   0.60,  -8.33,  99.90,  -8.50,  -0.76,  (min)
03/07 07Z,   0.50,  -7.23,  99.90,  -7.47,  -0.74,
03/07 08Z,   0.40,  -5.31,  99.90,  -5.63,  -0.72,
03/07 09Z,   0.40,  -3.05,  99.90,  -3.34,  -0.69,
03/07 10Z,   0.40,  -1.01,  99.90,  -1.28,  -0.67,
03/07 11Z,   0.30,   0.27,  99.90,  -0.07,  -0.64,
03/07 12Z,   0.20,   0.48,  99.90,   0.06,  -0.62,  (max)
03/07 13Z,   0.10,  -0.47,  99.90,  -0.96,  -0.60,
03/07 14Z,   0.10,  -2.35,  99.90,  -2.82,  -0.57,
03/07 15Z,   0.20,  -4.71,  99.90,  -5.06,  -0.55,
03/07 16Z,   0.40,  -7.01,  99.90,  -7.13,  -0.52,
03/07 17Z,   0.50,  -8.70,  99.90,  -8.70,  -0.50,
03/07 18Z,   0.50,  -9.41,  99.90,  -9.41,  -0.50,  (min)
03/07 19Z,   0.50,  -9.01,  99.90,  -9.01,  -0.50,
03/07 20Z,   0.60,  -7.67,  99.90,  -7.56,  -0.50,
03/07 21Z,   0.80,  -5.74,  99.90,  -5.44,  -0.50,
03/07 22Z,   0.90,  -3.75,  99.90,  -3.35,  -0.50,
03/07 23Z,   1.00,  -2.19,  99.90,  -1.69,  -0.50,
03/08 00Z,   1.20,  -1.44,  99.90,  -0.74,  -0.50,  (max)
03/08 01Z,   1.20,  -1.66,  99.90,  -0.96,  -0.50,
03/08 02Z,   1.00,  -2.71,  99.90,  -2.21,  -0.50,
03/08 03Z,   0.90,  -4.29,  99.90,  -3.89,  -0.50,
03/08 04Z,   0.70,  -5.91,  99.90,  -5.71,  -0.50,
03/08 05Z,   0.60,  -7.10,  99.90,  -7.00,  -0.50,
03/08 06Z,   0.50,  -7.52,  99.90,  -7.52,  -0.50,  (min)
03/08 07Z,   0.40,  -7.00,  99.90,  -7.10,  -0.50,
03/08 08Z,   0.40,  -5.65,  99.90,  -5.75,  -0.50,
03/08 09Z,   0.40,  -3.80,  99.90,  -3.90,  -0.50,
03/08 10Z,   0.40,  -1.91,  99.90,  -2.01,  -0.50,
03/08 11Z,   0.30,  -0.46,  99.90,  -0.66,  -0.50,
03/08 12Z,   0.20,   0.18,  99.90,  -0.12,  -0.50,  (max)
03/08 13Z,   0.20,  -0.19,  99.90,  -0.49,  -0.50,
03/08 14Z,   0.20,  -1.50,  99.90,  -1.80,  -0.50,
03/08 15Z,   0.10,  -3.45,  99.90,  -3.85,  -0.50,
03/08 16Z,   0.10,  -5.62,  99.90,  -6.02,  -0.50,
03/08 17Z,   0.00,  -7.51,  99.90,  -8.01,  -0.50,
03/08 18Z,   0.00,  -8.71,  99.90,  -9.21,  -0.50,
03/08 19Z,   0.00,  -8.99,  99.90,  -9.49,  -0.50,  (min)
03/08 20Z,   0.00,  -8.34,  99.90,  -8.84,  -0.50,
03/08 21Z,   0.00,  -6.98,  99.90,  -7.48,  -0.50,
03/08 22Z,   0.00,  -5.28,  99.90,  -5.78,  -0.50,
03/08 23Z,   0.10,  -3.69,  99.90,  -4.09,  -0.50,
03/09 00Z,   0.20,  -2.58,  99.90,  -2.88,  -0.50,
03/09 01Z,   0.10,  -2.20,  99.90,  -2.60,  -0.50,  (max)
03/09 02Z,   0.00,  -2.58,  99.90,  -3.08,  -0.50,
03/09 03Z,   0.00,  -3.55,  99.90,  -4.05,  -0.50,
03/09 04Z,   0.00,  -4.78,  99.90,  -5.28,  -0.50,
03/09 05Z,   0.00,  -5.89,  99.90,  -6.39,  -0.50,
03/09 06Z,   0.00,  -6.51,  99.90,  -7.01,  -0.50,  (min)
03/09 07Z,   0.00,  -6.45,  99.90,  -6.95,  -0.50,
03/09 08Z,   0.00,  -5.66,  99.90,  -6.16,  -0.50,
03/09 09Z,   0.00,  -4.31,  99.90,  -4.81,  -0.50,
03/09 10Z,   0.00,  -2.74,  99.90,  -3.24,  -0.50,
03/09 11Z,   0.00,  -1.33,  99.90,  -1.83,  -0.50,
03/09 12Z,   0.10,  -0.44,  99.90,  -0.84,  -0.50,
03/09 13Z,   0.20,  -0.33,  99.90,  -0.63,  -0.50,  (max)
03/09 14Z,   0.20,  -1.05,  99.90,  -1.35,  -0.50,
03/09 15Z,   0.10,  -2.46,  99.90,  -2.86,  -0.50,
03/09 16Z,   0.00,  -4.28,  99.90,  -4.77,  -0.50,
03/09 17Z,   0.00,  -6.10,  99.90,  -6.60,  -0.50,
03/09 18Z,   0.00,  -7.55,  99.90,  -8.05,  -0.50,
03/09 19Z,  -0.10,  -8.36,  99.90,  -8.96,  -0.50,
03/09 20Z,  -0.10,  -8.38,  99.90,  -8.98,  -0.50,  (min)
03/09 21Z,  -0.10,  -7.69,  99.90,  -8.29,  -0.50,
03/09 22Z,   0.00,  -6.50,  99.90,  -7.00,  -0.50,
03/09 23Z,   0.00,  -5.14,  99.90,  -5.64,  -0.50,
03/10 00Z,   0.00,  -3.95,  99.90,  -4.45,  -0.50,
03/10 01Z,   0.00,  -3.19,  99.90,  -3.69,  -0.50,
03/10 02Z,   0.00,  -2.99,  99.90,  -3.49,  -0.50,  (max)
03/10 03Z,   0.00,  -3.34,  99.90,  -3.84,  -0.50,
03/10 04Z,   0.00,  -4.06,  99.90,  -4.56,  -0.50,
03/10 05Z,   0.00,  -4.88,  99.90,  -5.38,  -0.50,
03/10 06Z,   0.00,  -5.50,  99.90,  -6.00,  -0.50,
03/10 07Z,   0.00,  -5.71,  99.90,  -6.21,  -0.50,  (min)
03/10 08Z,   0.00,  -5.39,  99.90,  -5.89,  -0.50,
03/10 09Z,   0.00,  -4.56,  99.90,  -5.06,  -0.50,
03/10 10Z,   0.00,  -3.42,  99.90,  -3.92,  -0.50,
03/10 11Z,   0.00,  -2.22,  99.90,  -2.72,  -0.50,
03/10 12Z,   0.00,  -1.27,  99.90,  -1.77,  -0.50,
03/10 13Z,   0.00,  -0.82,  99.90,  -1.32,  -0.50,  (max)
03/10 14Z,   0.00,  -1.01,  99.90,  -1.51,  -0.50,
03/10 15Z,   0.00,  -1.83,  99.90,  -2.33,  -0.50,
03/10 16Z,   0.00,  -3.14,  99.90,  -3.64,  -0.50,
03/10 17Z,   0.00,  -4.68,  99.90,  -5.18,  -0.50,
03/10 18Z,   0.00,  -6.15,  99.90,  -6.65,  -0.50,
03/10 19Z,   0.00,  -7.27,  99.90,  -7.77,  -0.50,
03/10 20Z,   0.00,  -7.85,  99.90,  -8.35,  -0.50,  (min)
03/10 21Z,   0.00,  -7.83,  99.90,  -8.33,  -0.50,
03/10 22Z,   0.10,  -7.28,  99.90,  -7.68,  -0.50,
03/10 23Z,   0.10,  -6.36,  99.90,  -6.76,  -0.50,
03/11 00Z,   0.10,  -5.34,  99.90,  -5.74,  -0.50,