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
#Arena Cove, CA : 01/21/2026 21:21:52 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/20 06Z,   0.50,   3.40,   3.27,  99.90,  -0.63,
01/20 07Z,   0.40,   4.38,   4.27,  99.90,  -0.51,
01/20 08Z,   0.50,   4.93,   4.69,  99.90,  -0.74,
01/20 09Z,   0.50,   5.00,   4.83,  99.90,  -0.67,  (max)
01/20 10Z,   0.40,   4.65,   4.53,  99.90,  -0.52,
01/20 11Z,   0.50,   4.08,   4.01,  99.90,  -0.57,
01/20 12Z,   0.40,   3.51,   3.42,  99.90,  -0.49,
01/20 13Z,   0.40,   3.17,   3.13,  99.90,  -0.44,  (min)
01/20 14Z,   0.40,   3.21,   3.17,  99.90,  -0.44,
01/20 15Z,   0.30,   3.66,   3.67,  99.90,  -0.29,
01/20 16Z,   0.40,   4.42,   4.47,  99.90,  -0.35,
01/20 17Z,   0.40,   5.30,   5.42,  99.90,  -0.28,
01/20 18Z,   0.30,   6.05,   6.12,  99.90,  -0.23,
01/20 19Z,   0.20,   6.42,   6.43,  99.90,  -0.19,  (max)
01/20 20Z,   0.30,   6.25,   6.20,  99.90,  -0.35,
01/20 21Z,   0.30,   5.51,   5.45,  99.90,  -0.36,
01/20 22Z,   0.20,   4.30,   4.19,  99.90,  -0.31,
01/20 23Z,   0.30,   2.84,   2.70,  99.90,  -0.44,
01/21 00Z,   0.40,   1.42,   1.31,  99.90,  -0.51,
01/21 01Z,   0.40,   0.33,   0.24,  99.90,  -0.49,
01/21 02Z,   0.40,  -0.22,  -0.23,  99.90,  -0.41,  (min)
01/21 03Z,   0.40,  -0.13,  -0.12,  99.90,  -0.39,
01/21 04Z,   0.40,   0.57,   0.54,  99.90,  -0.43,
01/21 05Z,   0.40,   1.68,   1.59,  99.90,  -0.49,
01/21 06Z,   0.50,   2.96,   2.91,  99.90,  -0.55,
01/21 07Z,   0.50,   4.11,   4.00,  99.90,  -0.61,
01/21 08Z,   0.50,   4.90,   4.78,  99.90,  -0.62,
01/21 09Z,   0.50,   5.21,   5.17,  99.90,  -0.54,  (max)
01/21 10Z,   0.50,   5.03,   4.92,  99.90,  -0.61,
01/21 11Z,   0.50,   4.49,   4.37,  99.90,  -0.62,
01/21 12Z,   0.40,   3.80,   3.75,  99.90,  -0.45,
01/21 13Z,   0.50,   3.22,   3.16,  99.90,  -0.56,
01/21 14Z,   0.40,   2.94,   2.94,  99.90,  -0.40,  (min)
01/21 15Z,   0.40,   3.08,   3.13,  99.90,  -0.35,
01/21 16Z,   0.50,   3.61,   3.71,  99.90,  -0.40,
01/21 17Z,   0.50,   4.42,   4.60,  99.90,  -0.32,
01/21 18Z,   0.40,   5.26,   5.38,  99.90,  -0.28,
01/21 19Z,   0.40,   5.90,   5.98,  99.90,  -0.32,
01/21 20Z,   0.40,   6.11,   6.21,  99.90,  -0.30,  (max)
01/21 21Z,   0.40,   5.78,   5.82,  99.90,  -0.36,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/21 22Z,   0.40,   4.92,  99.90,   4.96,  -0.36,
01/21 23Z,   0.50,   3.69,  99.90,   3.83,  -0.36,
01/22 00Z,   0.50,   2.32,  99.90,   2.46,  -0.36,
01/22 01Z,   0.40,   1.10,  99.90,   1.14,  -0.36,
01/22 02Z,   0.40,   0.29,  99.90,   0.33,  -0.36,
01/22 03Z,   0.50,   0.06,  99.90,   0.20,  -0.36,  (min)
01/22 04Z,   0.50,   0.45,  99.90,   0.58,  -0.36,
01/22 05Z,   0.40,   1.35,  99.90,   1.38,  -0.36,
01/22 06Z,   0.40,   2.55,  99.90,   2.59,  -0.36,
01/22 07Z,   0.40,   3.78,  99.90,   3.82,  -0.36,
01/22 08Z,   0.50,   4.78,  99.90,   4.91,  -0.36,
01/22 09Z,   0.40,   5.34,  99.90,   5.37,  -0.37,
01/22 10Z,   0.40,   5.39,  99.90,   5.42,  -0.37,  (max)
01/22 11Z,   0.40,   4.97,  99.90,   5.01,  -0.37,
01/22 12Z,   0.50,   4.27,  99.90,   4.40,  -0.37,
01/22 13Z,   0.50,   3.50,  99.90,   3.63,  -0.37,
01/22 14Z,   0.50,   2.91,  99.90,   3.05,  -0.37,
01/22 15Z,   0.50,   2.68,  99.90,   2.81,  -0.37,  (min)
01/22 16Z,   0.50,   2.87,  99.90,   3.01,  -0.37,
01/22 17Z,   0.50,   3.45,  99.90,   3.58,  -0.37,
01/22 18Z,   0.50,   4.23,  99.90,   4.37,  -0.37,
01/22 19Z,   0.50,   5.00,  99.90,   5.14,  -0.37,
01/22 20Z,   0.40,   5.52,  99.90,   5.56,  -0.37,
01/22 21Z,   0.50,   5.61,  99.90,   5.75,  -0.37,  (max)
01/22 22Z,   0.50,   5.20,  99.90,   5.33,  -0.37,
01/22 23Z,   0.50,   4.33,  99.90,   4.47,  -0.37,
01/23 00Z,   0.50,   3.19,  99.90,   3.32,  -0.37,
01/23 01Z,   0.50,   2.01,  99.90,   2.14,  -0.37,
01/23 02Z,   0.50,   1.06,  99.90,   1.19,  -0.37,
01/23 03Z,   0.50,   0.56,  99.90,   0.69,  -0.37,  (min)
01/23 04Z,   0.50,   0.62,  99.90,   0.75,  -0.37,
01/23 05Z,   0.50,   1.23,  99.90,   1.37,  -0.37,
01/23 06Z,   0.50,   2.26,  99.90,   2.39,  -0.37,
01/23 07Z,   0.50,   3.46,  99.90,   3.59,  -0.37,
01/23 08Z,   0.50,   4.57,  99.90,   4.71,  -0.37,
01/23 09Z,   0.50,   5.36,  99.90,   5.49,  -0.37,
01/23 10Z,   0.50,   5.67,  99.90,   5.80,  -0.37,  (max)
01/23 11Z,   0.50,   5.47,  99.90,   5.61,  -0.37,
01/23 12Z,   0.50,   4.86,  99.90,   4.99,  -0.37,
01/23 13Z,   0.50,   4.01,  99.90,   4.15,  -0.37,
01/23 14Z,   0.60,   3.18,  99.90,   3.42,  -0.37,
01/23 15Z,   0.60,   2.58,  99.90,   2.81,  -0.37,
01/23 16Z,   0.50,   2.36,  99.90,   2.49,  -0.37,  (min)
01/23 17Z,   0.50,   2.56,  99.90,   2.70,  -0.37,
01/23 18Z,   0.60,   3.11,  99.90,   3.35,  -0.37,
01/23 19Z,   0.50,   3.84,  99.90,   3.98,  -0.37,
01/23 20Z,   0.50,   4.54,  99.90,   4.67,  -0.37,
01/23 21Z,   0.60,   4.97,  99.90,   5.21,  -0.37,
01/23 22Z,   0.60,   5.01,  99.90,   5.25,  -0.37,  (max)
01/23 23Z,   0.60,   4.61,  99.90,   4.85,  -0.37,
01/24 00Z,   0.60,   3.85,  99.90,   4.08,  -0.37,
01/24 01Z,   0.60,   2.88,  99.90,   3.12,  -0.37,
01/24 02Z,   0.60,   1.96,  99.90,   2.19,  -0.37,
01/24 03Z,   0.60,   1.30,  99.90,   1.54,  -0.37,
01/24 04Z,   0.60,   1.08,  99.90,   1.32,  -0.37,  (min)
01/24 05Z,   0.60,   1.37,  99.90,   1.61,  -0.37,
01/24 06Z,   0.60,   2.12,  99.90,   2.36,  -0.37,
01/24 07Z,   0.60,   3.17,  99.90,   3.41,  -0.37,
01/24 08Z,   0.60,   4.30,  99.90,   4.53,  -0.37,
01/24 09Z,   0.60,   5.25,  99.90,   5.48,  -0.37,
01/24 10Z,   0.60,   5.82,  99.90,   6.05,  -0.37,
01/24 11Z,   0.60,   5.90,  99.90,   6.14,  -0.37,  (max)
01/24 12Z,   0.60,   5.50,  99.90,   5.73,  -0.37,
01/24 13Z,   0.60,   4.72,  99.90,   4.96,  -0.37,
01/24 14Z,   0.60,   3.77,  99.90,   4.00,  -0.37,
01/24 15Z,   0.60,   2.87,  99.90,   3.10,  -0.37,
01/24 16Z,   0.60,   2.22,  99.90,   2.46,  -0.37,
01/24 17Z,   0.60,   1.96,  99.90,   2.20,  -0.37,  (min)
01/24 18Z,   0.60,   2.12,  99.90,   2.35,  -0.37,
01/24 19Z,   0.50,   2.61,  99.90,   2.75,  -0.37,
01/24 20Z,   0.50,   3.28,  99.90,   3.41,  -0.37,
01/24 21Z,   0.50,   3.91,  99.90,   4.05,  -0.37,
01/24 22Z,   0.60,   4.33,  99.90,   4.57,  -0.37,
01/24 23Z,   0.60,   4.42,  99.90,   4.65,  -0.37,  (max)
01/25 00Z,   0.60,   4.13,  99.90,   4.36,  -0.37,
01/25 01Z,   0.60,   3.55,  99.90,   3.78,  -0.37,
01/25 02Z,   0.60,   2.83,  99.90,   3.06,  -0.37,
01/25 03Z,   0.60,   2.18,  99.90,   2.41,  -0.37,
01/25 04Z,   0.60,   1.78,  99.90,   2.01,  -0.37,
01/25 05Z,   0.50,   1.77,  99.90,   1.90,  -0.37,  (min)
01/25 06Z,   0.50,   2.19,  99.90,   2.33,  -0.37,
01/25 07Z,   0.60,   2.99,  99.90,   3.22,  -0.37,
01/25 08Z,   0.50,   3.99,  99.90,   4.13,  -0.37,
01/25 09Z,   0.50,   4.99,  99.90,   5.13,  -0.37,
01/25 10Z,   0.50,   5.78,  99.90,   5.91,  -0.37,
01/25 11Z,   0.50,   6.16,  99.90,   6.30,  -0.37,  (max)
01/25 12Z,   0.50,   6.07,  99.90,   6.20,  -0.37,
01/25 13Z,  99.90,   5.51,  99.90,  99.90,  -0.37,
01/25 14Z,  99.90,   4.61,  99.90,  99.90,  -0.37,
01/25 15Z,  99.90,   3.55,  99.90,  99.90,  -0.37,
01/25 16Z,  99.90,   2.57,  99.90,  99.90,  -0.37,
01/25 17Z,  99.90,   1.84,  99.90,  99.90,  -0.37,
01/25 18Z,  99.90,   1.50,  99.90,  99.90,  -0.37,