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 : 04/17/2026 17:20:28 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 00Z,   0.90,  -0.91,  -1.74,  99.90,  -1.73,
04/16 01Z,   0.90,  -3.16,  -4.18,  99.90,  -1.92,
04/16 02Z,   0.80,  -4.68,  -5.63,  99.90,  -1.75,
04/16 03Z,   0.80,  -5.03,  -6.04,  99.90,  -1.81,  (min)
04/16 04Z,   0.80,  -4.11,  -5.03,  99.90,  -1.72,
04/16 05Z,   0.80,  -2.13,  -3.04,  99.90,  -1.71,
04/16 06Z,   0.80,   0.45,  -0.44,  99.90,  -1.69,
04/16 07Z,   0.80,   2.99,   2.11,  99.90,  -1.68,
04/16 08Z,   0.80,   4.80,   3.92,  99.90,  -1.68,
04/16 09Z,   0.80,   5.41,   4.58,  99.90,  -1.63,  (max)
04/16 10Z,   0.70,   4.68,   3.84,  99.90,  -1.54,
04/16 11Z,   0.70,   2.78,   1.91,  99.90,  -1.57,
04/16 12Z,   0.70,   0.08,  -0.81,  99.90,  -1.59,
04/16 13Z,   0.70,  -2.80,  -3.56,  99.90,  -1.46,
04/16 14Z,   0.60,  -5.12,  -5.98,  99.90,  -1.46,
04/16 15Z,   0.60,  -6.28,  -7.20,  99.90,  -1.52,  (min)
04/16 16Z,   0.60,  -6.02,  -6.92,  99.90,  -1.50,
04/16 17Z,   0.70,  -4.46,  -5.42,  99.90,  -1.66,
04/16 18Z,   0.70,  -2.00,  -2.95,  99.90,  -1.65,
04/16 19Z,   0.70,   0.73,  -0.21,  99.90,  -1.64,
04/16 20Z,   0.80,   3.03,   2.15,  99.90,  -1.68,
04/16 21Z,   0.80,   4.31,   3.43,  99.90,  -1.68,  (max)
04/16 22Z,   0.80,   4.30,   3.39,  99.90,  -1.71,
04/16 23Z,   0.80,   3.09,   2.16,  99.90,  -1.73,
04/17 00Z,   0.80,   0.98,   0.27,  99.90,  -1.51,
04/17 01Z,   0.80,  -1.51,  -2.16,  99.90,  -1.45,
04/17 02Z,   0.90,  -3.68,  -4.50,  99.90,  -1.72,
04/17 03Z,   0.90,  -4.86,  -5.65,  99.90,  -1.69,  (min)
04/17 04Z,   0.90,  -4.67,  -5.42,  99.90,  -1.65,
04/17 05Z,   0.90,  -3.15,  -3.92,  99.90,  -1.67,
04/17 06Z,   0.90,  -0.67,  -1.45,  99.90,  -1.68,
04/17 07Z,   0.90,   2.17,   1.44,  99.90,  -1.63,
04/17 08Z,   0.90,   4.65,   4.05,  99.90,  -1.50,
04/17 09Z,   0.90,   6.07,   5.53,  99.90,  -1.44,  (max)
04/17 10Z,   0.90,   6.06,   5.39,  99.90,  -1.57,
04/17 11Z,   0.80,   4.60,   3.98,  99.90,  -1.42,
04/17 12Z,   0.80,   2.00,   1.44,  99.90,  -1.36,
04/17 13Z,   0.80,  -1.22,  -1.86,  99.90,  -1.44,
04/17 14Z,   0.80,  -4.35,  -5.09,  99.90,  -1.54,
04/17 15Z,   0.80,  -6.59,  -7.24,  99.90,  -1.45,
04/17 16Z,   0.70,  -7.38,  -8.09,  99.90,  -1.41,  (min)
04/17 17Z,   0.70,  -6.60,  -7.30,  99.90,  -1.40,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 18Z,   0.70,  -4.49,  99.90,  -5.22,  -1.43,
04/17 19Z,   0.70,  -1.61,  99.90,  -2.36,  -1.45,
04/17 20Z,   0.70,   1.31,  99.90,   0.54,  -1.47,
04/17 21Z,   0.70,   3.55,  99.90,   2.75,  -1.49,
04/17 22Z,   0.70,   4.57,  99.90,   3.75,  -1.52,  (max)
04/17 23Z,   0.80,   4.23,  99.90,   3.49,  -1.54,
04/18 00Z,   0.80,   2.70,  99.90,   1.94,  -1.56,
04/18 01Z,   0.80,   0.40,  99.90,  -0.38,  -1.58,
04/18 02Z,   0.80,  -2.07,  99.90,  -2.87,  -1.61,
04/18 03Z,   0.80,  -3.96,  99.90,  -4.78,  -1.63,
04/18 04Z,   0.80,  -4.65,  99.90,  -5.50,  -1.65,  (min)
04/18 05Z,   0.80,  -3.90,  99.90,  -4.77,  -1.67,
04/18 06Z,   0.80,  -1.87,  99.90,  -2.74,  -1.67,
04/18 07Z,   0.80,   0.92,  99.90,   0.05,  -1.67,
04/18 08Z,   0.80,   3.78,  99.90,   2.91,  -1.67,
04/18 09Z,   0.80,   5.96,  99.90,   5.09,  -1.67,
04/18 10Z,   0.80,   6.84,  99.90,   5.97,  -1.67,  (max)
04/18 11Z,   0.80,   6.17,  99.90,   5.30,  -1.67,
04/18 12Z,   0.80,   4.07,  99.90,   3.20,  -1.67,
04/18 13Z,   0.80,   0.96,  99.90,   0.09,  -1.67,
04/18 14Z,   0.70,  -2.55,  99.90,  -3.52,  -1.67,
04/18 15Z,   0.60,  -5.67,  99.90,  -6.74,  -1.67,
04/18 16Z,   0.70,  -7.62,  99.90,  -8.59,  -1.67,
04/18 17Z,   0.70,  -7.95,  99.90,  -8.93,  -1.67,  (min)
04/18 18Z,   0.70,  -6.67,  99.90,  -7.64,  -1.67,
04/18 19Z,   0.70,  -4.17,  99.90,  -5.15,  -1.67,
04/18 20Z,   0.70,  -1.10,  99.90,  -2.08,  -1.67,
04/18 21Z,   0.70,   1.78,  99.90,   0.81,  -1.67,
04/18 22Z,   0.80,   3.78,  99.90,   2.91,  -1.67,
04/18 23Z,   0.80,   4.47,  99.90,   3.60,  -1.67,  (max)
04/19 00Z,   0.80,   3.83,  99.90,   2.96,  -1.67,
04/19 01Z,   0.80,   2.12,  99.90,   1.25,  -1.67,
04/19 02Z,   0.70,  -0.19,  99.90,  -1.16,  -1.67,
04/19 03Z,   0.70,  -2.44,  99.90,  -3.41,  -1.67,
04/19 04Z,   0.80,  -3.92,  99.90,  -4.79,  -1.67,
04/19 05Z,   0.80,  -4.09,  99.90,  -4.96,  -1.67,  (min)
04/19 06Z,   0.90,  -2.84,  99.90,  -3.61,  -1.67,
04/19 07Z,   0.90,  -0.50,  99.90,  -1.27,  -1.67,
04/19 08Z,   0.90,   2.36,  99.90,   1.59,  -1.67,
04/19 09Z,   0.90,   5.01,  99.90,   4.24,  -1.67,
04/19 10Z,   0.90,   6.73,  99.90,   5.96,  -1.67,
04/19 11Z,   0.90,   7.03,  99.90,   6.26,  -1.67,  (max)
04/19 12Z,   0.90,   5.79,  99.90,   5.02,  -1.67,
04/19 13Z,   0.90,   3.25,  99.90,   2.48,  -1.67,
04/19 14Z,   0.90,  -0.11,  99.90,  -0.89,  -1.67,
04/19 15Z,   0.80,  -3.63,  99.90,  -4.50,  -1.67,
04/19 16Z,   0.90,  -6.52,  99.90,  -7.29,  -1.67,
04/19 17Z,   0.80,  -8.07,  99.90,  -8.94,  -1.67,  (min)
04/19 18Z,   0.90,  -7.96,  99.90,  -8.73,  -1.67,
04/19 19Z,   1.00,  -6.33,  99.90,  -7.00,  -1.67,
04/19 20Z,   1.00,  -3.67,  99.90,  -4.34,  -1.67,
04/19 21Z,   1.00,  -0.66,  99.90,  -1.33,  -1.67,
04/19 22Z,   1.10,   1.99,  99.90,   1.41,  -1.67,
04/19 23Z,   1.10,   3.65,  99.90,   3.08,  -1.67,
04/20 00Z,   1.00,   4.04,  99.90,   3.36,  -1.67,  (max)
04/20 01Z,   1.00,   3.20,  99.90,   2.53,  -1.67,
04/20 02Z,   0.90,   1.48,  99.90,   0.71,  -1.67,
04/20 03Z,   1.00,  -0.65,  99.90,  -1.32,  -1.67,
04/20 04Z,   0.90,  -2.55,  99.90,  -3.32,  -1.67,
04/20 05Z,   1.00,  -3.56,  99.90,  -4.23,  -1.67,  (min)
04/20 06Z,   0.90,  -3.27,  99.90,  -4.04,  -1.67,
04/20 07Z,   1.10,  -1.72,  99.90,  -2.29,  -1.67,
04/20 08Z,   1.10,   0.71,  99.90,   0.14,  -1.67,
04/20 09Z,   1.20,   3.39,  99.90,   2.92,  -1.67,
04/20 10Z,   1.20,   5.65,  99.90,   5.18,  -1.67,
04/20 11Z,   1.20,   6.87,  99.90,   6.40,  -1.67,  (max)
04/20 12Z,   1.10,   6.68,  99.90,   6.11,  -1.67,
04/20 13Z,   1.10,   5.07,  99.90,   4.50,  -1.67,
04/20 14Z,   1.00,   2.35,  99.90,   1.68,  -1.67,
04/20 15Z,   0.90,  -0.98,  99.90,  -1.75,  -1.67,
04/20 16Z,   0.90,  -4.27,  99.90,  -5.04,  -1.67,
04/20 17Z,   0.90,  -6.78,  99.90,  -7.55,  -1.67,
04/20 18Z,   0.80,  -7.93,  99.90,  -8.80,  -1.67,  (min)
04/20 19Z,   0.90,  -7.50,  99.90,  -8.27,  -1.67,
04/20 20Z,   1.00,  -5.74,  99.90,  -6.42,  -1.67,
04/20 21Z,   1.00,  -3.17,  99.90,  -3.84,  -1.67,
04/20 22Z,   1.00,  -0.42,  99.90,  -1.09,  -1.67,
04/20 23Z,   1.00,   1.87,  99.90,   1.20,  -1.67,
04/21 00Z,   0.90,   3.20,  99.90,   2.43,  -1.67,
04/21 01Z,   0.90,   3.38,  99.90,   2.60,  -1.67,  (max)
04/21 02Z,   0.80,   2.52,  99.90,   1.65,  -1.67,
04/21 03Z,   0.80,   0.95,  99.90,   0.08,  -1.67,
04/21 04Z,   0.80,  -0.87,  99.90,  -1.74,  -1.67,
04/21 05Z,   0.80,  -2.36,  99.90,  -3.23,  -1.67,
04/21 06Z,   0.80,  -2.96,  99.90,  -3.83,  -1.67,  (min)
04/21 07Z,   0.90,  -2.38,  99.90,  -3.15,  -1.67,
04/21 08Z,   0.90,  -0.75,  99.90,  -1.52,  -1.67,
04/21 09Z,   0.90,   1.51,  99.90,   0.74,  -1.67,
04/21 10Z,   0.90,   3.84,  99.90,   3.07,  -1.67,
04/21 11Z,   0.90,   5.65,  99.90,   4.88,  -1.67,
04/21 12Z,   0.90,   6.43,  99.90,   5.66,  -1.67,