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
#Sitka, AK : 05/20/2026 22:21:21 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 06Z,  -0.20,   4.01,   3.50,  99.90,  -0.31,  (min)
05/19 07Z,  -0.30,   5.83,   5.26,  99.90,  -0.27,
05/19 08Z,  -0.30,   8.07,   7.46,  99.90,  -0.31,
05/19 09Z,  -0.20,  10.12,   9.39,  99.90,  -0.53,
05/19 10Z,  -0.20,  11.41,  10.71,  99.90,  -0.50,
05/19 11Z,  -0.20,  11.52,  10.73,  99.90,  -0.59,  (max)
05/19 12Z,  -0.30,  10.29,   9.57,  99.90,  -0.42,
05/19 13Z,  -0.40,   7.90,   7.20,  99.90,  -0.30,
05/19 14Z,  -0.40,   4.80,   4.13,  99.90,  -0.27,
05/19 15Z,  -0.40,   1.61,   0.97,  99.90,  -0.24,
05/19 16Z,  -0.40,  -1.01,  -1.62,  99.90,  -0.21,
05/19 17Z,  -0.40,  -2.52,  -3.15,  99.90,  -0.23,
05/19 18Z,  -0.40,  -2.65,  -3.29,  99.90,  -0.24,  (min)
05/19 19Z,  -0.40,  -1.43,  -2.09,  99.90,  -0.26,
05/19 20Z,  -0.40,   0.81,   0.09,  99.90,  -0.32,
05/19 21Z,  -0.40,   3.52,   2.65,  99.90,  -0.47,
05/19 22Z,  -0.40,   6.08,   5.17,  99.90,  -0.51,
05/19 23Z,  -0.40,   7.94,   6.98,  99.90,  -0.56,
05/20 00Z,  -0.40,   8.77,   7.82,  99.90,  -0.55,  (max)
05/20 01Z,  -0.50,   8.48,   7.64,  99.90,  -0.34,
05/20 02Z,  -0.50,   7.33,   6.48,  99.90,  -0.35,
05/20 03Z,  -0.50,   5.73,   4.97,  99.90,  -0.26,
05/20 04Z,  -0.50,   4.24,   3.55,  99.90,  -0.19,
05/20 05Z,  -0.40,   3.35,   2.74,  99.90,  -0.21,
05/20 06Z,  -0.40,   3.36,   2.70,  99.90,  -0.26,  (min)
05/20 07Z,  -0.50,   4.35,   3.69,  99.90,  -0.16,
05/20 08Z,  -0.50,   6.07,   5.37,  99.90,  -0.20,
05/20 09Z,  -0.50,   8.10,   7.25,  99.90,  -0.35,
05/20 10Z,  -0.50,   9.88,   9.08,  99.90,  -0.30,
05/20 11Z,  -0.40,  10.90,  10.07,  99.90,  -0.43,
05/20 12Z,  -0.40,  10.81,  10.10,  99.90,  -0.31,  (max)
05/20 13Z,  -0.40,   9.51,   8.77,  99.90,  -0.34,
05/20 14Z,  -0.40,   7.20,   6.57,  99.90,  -0.23,
05/20 15Z,  -0.40,   4.32,   3.67,  99.90,  -0.25,
05/20 16Z,  -0.40,   1.45,   0.87,  99.90,  -0.18,
05/20 17Z,  -0.30,  -0.83,  -1.37,  99.90,  -0.24,
05/20 18Z,  -0.20,  -2.05,  -2.60,  99.90,  -0.35,  (min)
05/20 19Z,   0.00,  -1.99,  -2.49,  99.90,  -0.50,
05/20 20Z,   0.00,  -0.74,  -1.22,  99.90,  -0.48,
05/20 21Z,   0.00,   1.40,   0.86,  99.90,  -0.54,
05/20 22Z,   0.00,   3.90,   3.28,  99.90,  -0.62,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 23Z,   0.00,   6.21,  99.90,   5.62,  -0.59,
05/21 00Z,   0.00,   7.84,  99.90,   7.28,  -0.56,
05/21 01Z,   0.00,   8.51,  99.90,   7.99,  -0.53,  (max)
05/21 02Z,   0.00,   8.20,  99.90,   7.70,  -0.50,
05/21 03Z,   0.00,   7.11,  99.90,   6.65,  -0.47,
05/21 04Z,   0.00,   5.66,  99.90,   5.23,  -0.43,
05/21 05Z,  -0.10,   4.33,  99.90,   3.83,  -0.40,
05/21 06Z,  -0.20,   3.55,  99.90,   2.98,  -0.37,  (min)
05/21 07Z,  -0.20,   3.58,  99.90,   3.04,  -0.34,
05/21 08Z,  -0.30,   4.46,  99.90,   3.85,  -0.31,
05/21 09Z,  -0.30,   5.97,  99.90,   5.39,  -0.28,
05/21 10Z,  -0.30,   7.72,  99.90,   7.17,  -0.25,
05/21 11Z,  -0.30,   9.23,  99.90,   8.68,  -0.25,
05/21 12Z,  -0.30,  10.04,  99.90,   9.50,  -0.25,  (max)
05/21 13Z,  -0.40,   9.88,  99.90,   9.23,  -0.25,
05/21 14Z,  -0.40,   8.67,  99.90,   8.02,  -0.25,
05/21 15Z,  -0.50,   6.60,  99.90,   5.85,  -0.25,
05/21 16Z,  -0.50,   4.06,  99.90,   3.32,  -0.25,
05/21 17Z,  -0.50,   1.58,  99.90,   0.83,  -0.25,
05/21 18Z,  -0.50,  -0.35,  99.90,  -1.10,  -0.25,
05/21 19Z,  -0.50,  -1.33,  99.90,  -2.08,  -0.25,  (min)
05/21 20Z,  -0.50,  -1.19,  99.90,  -1.94,  -0.25,
05/21 21Z,  -0.50,   0.01,  99.90,  -0.74,  -0.25,
05/21 22Z,  -0.40,   1.96,  99.90,   1.32,  -0.25,
05/21 23Z,  -0.40,   4.22,  99.90,   3.57,  -0.25,
05/22 00Z,  -0.40,   6.28,  99.90,   5.64,  -0.25,
05/22 01Z,  -0.40,   7.74,  99.90,   7.09,  -0.25,
05/22 02Z,  -0.40,   8.33,  99.90,   7.68,  -0.25,  (max)
05/22 03Z,  -0.50,   8.03,  99.90,   7.29,  -0.25,
05/22 04Z,  -0.50,   7.05,  99.90,   6.30,  -0.25,
05/22 05Z,  -0.50,   5.72,  99.90,   4.97,  -0.25,
05/22 06Z,  -0.60,   4.48,  99.90,   3.63,  -0.25,
05/22 07Z,  -0.50,   3.70,  99.90,   2.95,  -0.25,
05/22 08Z,  -0.50,   3.62,  99.90,   2.88,  -0.25,  (min)
05/22 09Z,  -0.50,   4.28,  99.90,   3.54,  -0.25,
05/22 10Z,  -0.50,   5.51,  99.90,   4.77,  -0.25,
05/22 11Z,  -0.50,   6.97,  99.90,   6.23,  -0.25,
05/22 12Z,  -0.50,   8.26,  99.90,   7.51,  -0.25,
05/22 13Z,  -0.40,   8.98,  99.90,   8.33,  -0.25,  (max)
05/22 14Z,  -0.40,   8.87,  99.90,   8.23,  -0.25,
05/22 15Z,  -0.40,   7.89,  99.90,   7.24,  -0.25,
05/22 16Z,  -0.40,   6.16,  99.90,   5.51,  -0.25,
05/22 17Z,  -0.40,   4.03,  99.90,   3.38,  -0.25,
05/22 18Z,  -0.40,   1.93,  99.90,   1.28,  -0.25,
05/22 19Z,  -0.40,   0.30,  99.90,  -0.34,  -0.25,
05/22 20Z,  -0.40,  -0.51,  99.90,  -1.16,  -0.25,  (min)
05/22 21Z,  -0.40,  -0.35,  99.90,  -0.99,  -0.25,
05/22 22Z,  -0.40,   0.74,  99.90,   0.09,  -0.25,
05/22 23Z,  -0.30,   2.50,  99.90,   1.95,  -0.25,
05/23 00Z,  -0.30,   4.53,  99.90,   3.98,  -0.25,
05/23 01Z,  -0.30,   6.40,  99.90,   5.86,  -0.25,
05/23 02Z,  -0.30,   7.74,  99.90,   7.19,  -0.25,
05/23 03Z,  -0.30,   8.30,  99.90,   7.75,  -0.25,  (max)
05/23 04Z,  -0.30,   8.04,  99.90,   7.50,  -0.25,
05/23 05Z,  -0.30,   7.12,  99.90,   6.58,  -0.25,
05/23 06Z,  -0.30,   5.85,  99.90,   5.30,  -0.25,
05/23 07Z,  -0.30,   4.59,  99.90,   4.04,  -0.25,
05/23 08Z,  -0.30,   3.69,  99.90,   3.15,  -0.25,
05/23 09Z,  -0.30,   3.41,  99.90,   2.86,  -0.25,  (min)
05/23 10Z,  -0.20,   3.80,  99.90,   3.35,  -0.25,
05/23 11Z,  -0.10,   4.75,  99.90,   4.40,  -0.25,
05/23 12Z,   0.00,   5.98,  99.90,   5.73,  -0.25,
05/23 13Z,   0.00,   7.14,  99.90,   6.89,  -0.25,
05/23 14Z,  -0.10,   7.88,  99.90,   7.54,  -0.25,
05/23 15Z,  -0.10,   7.96,  99.90,   7.61,  -0.25,  (max)
05/23 16Z,  -0.10,   7.27,  99.90,   6.92,  -0.25,
05/23 17Z,  -0.10,   5.92,  99.90,   5.57,  -0.25,
05/23 18Z,  -0.10,   4.18,  99.90,   3.83,  -0.25,
05/23 19Z,  -0.10,   2.42,  99.90,   2.07,  -0.25,
05/23 20Z,   0.00,   1.02,  99.90,   0.78,  -0.25,
05/23 21Z,   0.00,   0.32,  99.90,   0.07,  -0.25,  (min)
05/23 22Z,   0.00,   0.46,  99.90,   0.22,  -0.25,
05/23 23Z,   0.00,   1.44,  99.90,   1.19,  -0.25,
05/24 00Z,   0.00,   3.03,  99.90,   2.79,  -0.25,
05/24 01Z,   0.10,   4.91,  99.90,   4.76,  -0.25,
05/24 02Z,   0.10,   6.66,  99.90,   6.51,  -0.25,
05/24 03Z,   0.00,   7.92,  99.90,   7.68,  -0.25,
05/24 04Z,   0.00,   8.46,  99.90,   8.21,  -0.25,  (max)
05/24 05Z,   0.00,   8.20,  99.90,   7.95,  -0.25,
05/24 06Z,   0.00,   7.26,  99.90,   7.01,  -0.25,
05/24 07Z,   0.00,   5.92,  99.90,   5.67,  -0.25,
05/24 08Z,   0.00,   4.53,  99.90,   4.28,  -0.25,
05/24 09Z,   0.00,   3.44,  99.90,   3.19,  -0.25,
05/24 10Z,   0.00,   2.91,  99.90,   2.66,  -0.25,  (min)
05/24 11Z,   0.00,   3.05,  99.90,   2.81,  -0.25,
05/24 12Z,   0.00,   3.79,  99.90,   3.55,  -0.25,
05/24 13Z,  99.90,   4.91,  99.90,  99.90,  -0.25,
05/24 14Z,  99.90,   6.07,  99.90,  99.90,  -0.25,
05/24 15Z,  99.90,   6.95,  99.90,  99.90,  -0.25,
05/24 16Z,  99.90,   7.26,  99.90,  99.90,  -0.25,
05/24 17Z,  99.90,   6.89,  99.90,  99.90,  -0.25,
05/24 18Z,  99.90,   5.89,  99.90,  99.90,  -0.25,