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.

	Ketchikan, AK

	Sitka, AK

	Juneau, AK

	Skagway, AK

	Elfin Cove, AK

	Yakutat, AK

	Cordova, AK

	Valdez, AK

	Seward, AK

	Seldovia, AK

	Nikiski, AK

	Anchorage, AK

	Kodiak Island, AK

	Alitak, AK

	Sand Point, AK

	King Cove, AK

	Adak Island, AK

	Atka, AK

	Unalaska, AK
#Seward, AK : 08/16/2026 00:24:26 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/14 06Z,   0.50,  -8.55,  -9.53,  99.90,  -1.48,  (min)
08/14 07Z,   0.50,  -6.22,  -7.32,  99.90,  -1.60,
08/14 08Z,   0.50,  -3.36,  -4.47,  99.90,  -1.61,
08/14 09Z,   0.50,  -0.74,  -1.79,  99.90,  -1.55,
08/14 10Z,   0.50,   0.93,  -0.07,  99.90,  -1.50,
08/14 11Z,   0.50,   1.21,   0.24,  99.90,  -1.47,  (max)
08/14 12Z,   0.60,   0.02,  -0.97,  99.90,  -1.59,
08/14 13Z,   0.50,  -2.46,  -3.36,  99.90,  -1.40,
08/14 14Z,   0.50,  -5.73,  -6.58,  99.90,  -1.35,
08/14 15Z,   0.50,  -9.04,  -9.97,  99.90,  -1.43,
08/14 16Z,   0.50, -11.54, -12.63,  99.90,  -1.59,
08/14 17Z,   0.50, -12.60, -13.66,  99.90,  -1.56,  (min)
08/14 18Z,   0.60, -12.01, -12.95,  99.90,  -1.54,
08/14 19Z,   0.60,  -9.98, -10.95,  99.90,  -1.57,
08/14 20Z,   0.60,  -7.02,  -7.93,  99.90,  -1.51,
08/14 21Z,   0.60,  -3.87,  -4.70,  99.90,  -1.43,
08/14 22Z,   0.60,  -1.32,  -2.04,  99.90,  -1.32,
08/14 23Z,   0.60,   0.05,  -0.70,  99.90,  -1.35,  (max)
08/15 00Z,   0.70,   0.03,  -0.73,  99.90,  -1.46,
08/15 01Z,   0.70,  -1.34,  -2.11,  99.90,  -1.47,
08/15 02Z,   0.70,  -3.71,  -4.52,  99.90,  -1.51,
08/15 03Z,   0.70,  -6.49,  -7.31,  99.90,  -1.52,
08/15 04Z,   0.70,  -8.86,  -9.87,  99.90,  -1.71,
08/15 05Z,   0.70, -10.14, -11.12,  99.90,  -1.68,  (min)
08/15 06Z,   0.80,  -9.97, -10.84,  99.90,  -1.67,
08/15 07Z,   0.80,  -8.44,  -9.37,  99.90,  -1.73,
08/15 08Z,   0.80,  -5.94,  -6.94,  99.90,  -1.80,
08/15 09Z,   0.80,  -3.14,  -4.14,  99.90,  -1.80,
08/15 10Z,   0.80,  -0.78,  -1.68,  99.90,  -1.70,
08/15 11Z,   0.70,   0.50,  -0.45,  99.90,  -1.65,  (max)
08/15 12Z,   0.80,   0.39,  -0.59,  99.90,  -1.78,
08/15 13Z,   0.80,  -1.08,  -2.12,  99.90,  -1.84,
08/15 14Z,   0.70,  -3.64,  -4.44,  99.90,  -1.50,
08/15 15Z,   0.70,  -6.73,  -7.57,  99.90,  -1.54,
08/15 16Z,   0.70,  -9.59, -10.54,  99.90,  -1.65,
08/15 17Z,   0.70, -11.44, -12.43,  99.90,  -1.69,
08/15 18Z,   0.70, -11.80, -12.70,  99.90,  -1.60,  (min)
08/15 19Z,   0.70, -10.63, -11.48,  99.90,  -1.55,
08/15 20Z,   0.80,  -8.26,  -9.03,  99.90,  -1.57,
08/15 21Z,   0.80,  -5.28,  -6.13,  99.90,  -1.65,
08/15 22Z,   0.80,  -2.42,  -3.14,  99.90,  -1.52,
08/15 23Z,   0.70,  -0.40,  -1.02,  99.90,  -1.32,
08/16 00Z,   0.70,   0.35,  -0.34,  99.90,  -1.39,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 01Z,   0.70,  -0.26,  99.90,  -0.95,  -1.39,
08/16 02Z,   0.80,  -2.07,  99.90,  -2.66,  -1.39,
08/16 03Z,   0.80,  -4.65,  99.90,  -5.24,  -1.39,
08/16 04Z,   0.80,  -7.36,  99.90,  -7.95,  -1.39,
08/16 05Z,   0.70,  -9.45,  99.90, -10.13,  -1.39,
08/16 06Z,   0.80, -10.32,  99.90, -10.90,  -1.39,  (min)
08/16 07Z,   0.80,  -9.79,  99.90, -10.38,  -1.39,
08/16 08Z,   0.90,  -8.06,  99.90,  -8.55,  -1.39,
08/16 09Z,   0.80,  -5.60,  99.90,  -6.19,  -1.39,
08/16 10Z,   0.90,  -3.06,  99.90,  -3.55,  -1.38,
08/16 11Z,   0.90,  -1.12,  99.90,  -1.61,  -1.38,
08/16 12Z,   0.80,  -0.29,  99.90,  -0.87,  -1.38,  (max)
08/16 13Z,   0.80,  -0.74,  99.90,  -1.32,  -1.38,
08/16 14Z,   0.80,  -2.35,  99.90,  -2.93,  -1.38,
08/16 15Z,   0.80,  -4.77,  99.90,  -5.35,  -1.38,
08/16 16Z,   0.80,  -7.45,  99.90,  -8.03,  -1.38,
08/16 17Z,   0.80,  -9.66,  99.90, -10.25,  -1.38,
08/16 18Z,   0.80, -10.77,  99.90, -11.35,  -1.38,  (min)
08/16 19Z,   0.80, -10.47,  99.90, -11.06,  -1.38,
08/16 20Z,   0.80,  -8.89,  99.90,  -9.47,  -1.38,
08/16 21Z,   0.80,  -6.43,  99.90,  -7.02,  -1.38,
08/16 22Z,   0.80,  -3.70,  99.90,  -4.28,  -1.38,
08/16 23Z,   0.80,  -1.35,  99.90,  -1.94,  -1.38,
08/17 00Z,   0.80,   0.02,  99.90,  -0.56,  -1.38,
08/17 01Z,   0.80,   0.15,  99.90,  -0.43,  -1.38,  (max)
08/17 02Z,   0.80,  -0.94,  99.90,  -1.52,  -1.38,
08/17 03Z,   0.80,  -2.98,  99.90,  -3.56,  -1.38,
08/17 04Z,   0.90,  -5.54,  99.90,  -6.02,  -1.38,
08/17 05Z,   0.90,  -7.98,  99.90,  -8.47,  -1.38,
08/17 06Z,   1.00,  -9.65,  99.90, -10.03,  -1.38,
08/17 07Z,   1.00, -10.10,  99.90, -10.49,  -1.38,  (min)
08/17 08Z,   1.10,  -9.32,  99.90,  -9.60,  -1.38,
08/17 09Z,   1.20,  -7.57,  99.90,  -7.76,  -1.38,
08/17 10Z,   1.20,  -5.35,  99.90,  -5.53,  -1.38,
08/17 11Z,   1.10,  -3.22,  99.90,  -3.51,  -1.38,
08/17 12Z,   1.20,  -1.77,  99.90,  -1.95,  -1.38,
08/17 13Z,   1.10,  -1.35,  99.90,  -1.63,  -1.38,  (max)
08/17 14Z,   1.10,  -2.00,  99.90,  -2.28,  -1.38,
08/17 15Z,   1.00,  -3.54,  99.90,  -3.92,  -1.38,
08/17 16Z,   0.90,  -5.62,  99.90,  -6.10,  -1.38,
08/17 17Z,   0.90,  -7.71,  99.90,  -8.20,  -1.38,
08/17 18Z,   0.90,  -9.20,  99.90,  -9.69,  -1.38,
08/17 19Z,   0.90,  -9.62,  99.90, -10.10,  -1.38,  (min)
08/17 20Z,   0.90,  -8.84,  99.90,  -9.32,  -1.38,
08/17 21Z,   0.90,  -7.10,  99.90,  -7.58,  -1.38,
08/17 22Z,   0.80,  -4.81,  99.90,  -5.40,  -1.38,
08/17 23Z,   0.80,  -2.53,  99.90,  -3.12,  -1.38,
08/18 00Z,   0.80,  -0.81,  99.90,  -1.40,  -1.38,
08/18 01Z,   0.80,  -0.07,  99.90,  -0.65,  -1.38,  (max)
08/18 02Z,   0.80,  -0.44,  99.90,  -1.03,  -1.38,
08/18 03Z,   0.70,  -1.80,  99.90,  -2.49,  -1.38,
08/18 04Z,   0.70,  -3.87,  99.90,  -4.55,  -1.38,
08/18 05Z,   0.70,  -6.20,  99.90,  -6.88,  -1.38,
08/18 06Z,   0.70,  -8.24,  99.90,  -8.93,  -1.38,
08/18 07Z,   0.70,  -9.47,  99.90, -10.15,  -1.38,
08/18 08Z,   0.70,  -9.61,  99.90, -10.29,  -1.38,  (min)
08/18 09Z,   0.80,  -8.73,  99.90,  -9.32,  -1.38,
08/18 10Z,   0.80,  -7.16,  99.90,  -7.74,  -1.38,
08/18 11Z,   0.70,  -5.31,  99.90,  -5.99,  -1.38,
08/18 12Z,   0.70,  -3.66,  99.90,  -4.34,  -1.38,
08/18 13Z,   0.60,  -2.64,  99.90,  -3.42,  -1.38,
08/18 14Z,   0.60,  -2.48,  99.90,  -3.27,  -1.38,  (max)
08/18 15Z,   0.60,  -3.16,  99.90,  -3.94,  -1.38,
08/18 16Z,   0.60,  -4.45,  99.90,  -5.23,  -1.38,
08/18 17Z,   0.70,  -6.04,  99.90,  -6.72,  -1.38,
08/18 18Z,   0.70,  -7.49,  99.90,  -8.17,  -1.38,
08/18 19Z,   0.70,  -8.31,  99.90,  -9.00,  -1.38,  (min)
08/18 20Z,   0.70,  -8.21,  99.90,  -8.90,  -1.38,
08/18 21Z,   0.70,  -7.20,  99.90,  -7.89,  -1.38,
08/18 22Z,   0.70,  -5.55,  99.90,  -6.23,  -1.38,
08/18 23Z,   0.70,  -3.64,  99.90,  -4.32,  -1.38,
08/19 00Z,   0.60,  -1.91,  99.90,  -2.70,  -1.38,
08/19 01Z,   0.60,  -0.79,  99.90,  -1.57,  -1.38,
08/19 02Z,   0.60,  -0.55,  99.90,  -1.33,  -1.38,  (max)
08/19 03Z,   0.60,  -1.22,  99.90,  -2.00,  -1.38,
08/19 04Z,   0.60,  -2.63,  99.90,  -3.42,  -1.38,
08/19 05Z,   0.60,  -4.52,  99.90,  -5.31,  -1.38,
08/19 06Z,   0.60,  -6.51,  99.90,  -7.30,  -1.38,
08/19 07Z,   0.70,  -8.14,  99.90,  -8.83,  -1.38,
08/19 08Z,   0.70,  -9.02,  99.90,  -9.71,  -1.38,  (min)
08/19 09Z,   0.70,  -9.01,  99.90,  -9.69,  -1.38,
08/19 10Z,   0.70,  -8.23,  99.90,  -8.92,  -1.38,
08/19 11Z,   0.60,  -6.96,  99.90,  -7.75,  -1.38,
08/19 12Z,   0.60,  -5.53,  99.90,  -6.31,  -1.38,
08/19 13Z,   0.50,  -4.30,  99.90,  -5.18,  -1.38,
08/19 14Z,   0.50,  -3.58,  99.90,  -4.46,  -1.38,
08/19 15Z,   0.50,  -3.51,  99.90,  -4.39,  -1.38,  (max)
08/19 16Z,   0.50,  -4.02,  99.90,  -4.90,  -1.38,
08/19 17Z,   0.50,  -4.93,  99.90,  -5.81,  -1.38,
08/19 18Z,   0.60,  -5.99,  99.90,  -6.77,  -1.38,