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
#Atka, AK : 01/22/2026 16:22:58 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/21 00Z,   0.00,  -1.34,  -1.30,  99.90,   0.04,  (max)
01/21 01Z,   0.00,  -1.51,  -1.50,  99.90,   0.01,
01/21 02Z,   0.00,  -1.78,  -1.70,  99.90,   0.08,
01/21 03Z,   0.00,  -2.16,  -1.99,  99.90,   0.17,
01/21 04Z,   0.00,  -2.61,  -2.30,  99.90,   0.31,
01/21 05Z,   0.00,  -3.10,  -2.88,  99.90,   0.22,
01/21 06Z,   0.00,  -3.64,  -3.45,  99.90,   0.19,
01/21 07Z,   0.00,  -4.16,  -4.08,  99.90,   0.08,
01/21 08Z,   0.00,  -4.58,  -4.62,  99.90,  -0.04,
01/21 09Z,   0.00,  -4.86,  -5.18,  99.90,  -0.32,
01/21 10Z,  -0.10,  -4.98,  -5.45,  99.90,  -0.37,
01/21 11Z,  -0.10,  -4.90,  -5.54,  99.90,  -0.54,  (min)
01/21 12Z,  -0.10,  -4.64,  -5.52,  99.90,  -0.78,
01/21 13Z,  -0.10,  -4.24,  -5.26,  99.90,  -0.92,
01/21 14Z,  -0.10,  -3.75,  -4.90,  99.90,  -1.05,
01/21 15Z,  -0.10,  -3.25,  -4.34,  99.90,  -0.99,
01/21 16Z,  -0.10,  -2.78,  -3.71,  99.90,  -0.83,
01/21 17Z,   0.00,  -2.34,  -3.25,  99.90,  -0.91,
01/21 18Z,   0.00,  -2.01,  -2.80,  99.90,  -0.79,
01/21 19Z,   0.00,  -1.80,  -2.44,  99.90,  -0.64,
01/21 20Z,   0.00,  -1.67,  -2.21,  99.90,  -0.54,
01/21 21Z,   0.00,  -1.62,  -2.17,  99.90,  -0.55,  (max)
01/21 22Z,   0.00,  -1.63,  -2.19,  99.90,  -0.56,
01/21 23Z,   0.00,  -1.67,  -2.22,  99.90,  -0.55,
01/22 00Z,   0.00,  -1.72,  -2.23,  99.90,  -0.51,
01/22 01Z,   0.00,  -1.81,  -2.35,  99.90,  -0.54,
01/22 02Z,   0.00,  -1.96,  -2.45,  99.90,  -0.49,
01/22 03Z,   0.00,  -2.19,  -2.60,  99.90,  -0.41,
01/22 04Z,   0.00,  -2.50,  -2.81,  99.90,  -0.31,
01/22 05Z,   0.00,  -2.86,  -3.09,  99.90,  -0.23,
01/22 06Z,   0.00,  -3.27,  -3.56,  99.90,  -0.29,
01/22 07Z,   0.00,  -3.71,  -3.99,  99.90,  -0.28,
01/22 08Z,   0.00,  -4.10,  -4.46,  99.90,  -0.36,
01/22 09Z,   0.00,  -4.41,  -4.92,  99.90,  -0.51,
01/22 10Z,   0.00,  -4.60,  -5.17,  99.90,  -0.57,
01/22 11Z,  -0.10,  -4.62,  -5.43,  99.90,  -0.71,
01/22 12Z,  -0.10,  -4.43,  -5.43,  99.90,  -0.90,  (min)
01/22 13Z,  -0.10,  -4.09,  -5.23,  99.90,  -1.04,
01/22 14Z,  -0.10,  -3.66,  -4.92,  99.90,  -1.16,
01/22 15Z,  -0.10,  -3.19,  -4.41,  99.90,  -1.12,
01/22 16Z,  -0.10,  -2.76,  -3.89,  99.90,  -1.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/22 17Z,  -0.10,  -2.38,  99.90,  -3.43,  -0.95,
01/22 18Z,  -0.10,  -2.09,  99.90,  -3.05,  -0.86,
01/22 19Z,  -0.10,  -1.94,  99.90,  -2.81,  -0.78,
01/22 20Z,  -0.10,  -1.90,  99.90,  -2.70,  -0.69,
01/22 21Z,  -0.10,  -1.95,  99.90,  -2.66,  -0.61,  (max)
01/22 22Z,  -0.20,  -2.06,  99.90,  -2.79,  -0.53,
01/22 23Z,  -0.20,  -2.20,  99.90,  -2.84,  -0.44,  (min)
01/23 00Z,  -0.20,  -2.28,  99.90,  -2.84,  -0.36,
01/23 01Z,  -0.20,  -2.33,  99.90,  -2.80,  -0.27,
01/23 02Z,  -0.20,  -2.38,  99.90,  -2.77,  -0.19,
01/23 03Z,  -0.10,  -2.46,  99.90,  -2.67,  -0.11,  (max)
01/23 04Z,  -0.10,  -2.60,  99.90,  -2.72,  -0.02,
01/23 05Z,  -0.10,  -2.79,  99.90,  -2.91,  -0.02,
01/23 06Z,  -0.10,  -3.02,  99.90,  -3.14,  -0.02,
01/23 07Z,  -0.10,  -3.30,  99.90,  -3.42,  -0.02,
01/23 08Z,  -0.20,  -3.61,  99.90,  -3.84,  -0.02,
01/23 09Z,  -0.20,  -3.89,  99.90,  -4.11,  -0.02,
01/23 10Z,  -0.20,  -4.10,  99.90,  -4.32,  -0.02,
01/23 11Z,  -0.20,  -4.19,  99.90,  -4.42,  -0.02,  (min)
01/23 12Z,  -0.10,  -4.10,  99.90,  -4.22,  -0.02,
01/23 13Z,  -0.10,  -3.82,  99.90,  -3.94,  -0.02,
01/23 14Z,  -0.10,  -3.44,  99.90,  -3.56,  -0.02,
01/23 15Z,   0.00,  -3.01,  99.90,  -3.03,  -0.02,
01/23 16Z,   0.00,  -2.60,  99.90,  -2.62,  -0.02,
01/23 17Z,   0.00,  -2.27,  99.90,  -2.29,  -0.02,
01/23 18Z,   0.00,  -2.04,  99.90,  -2.06,  -0.02,
01/23 19Z,   0.00,  -1.94,  99.90,  -1.96,  -0.02,  (max)
01/23 20Z,   0.00,  -2.00,  99.90,  -2.02,  -0.02,
01/23 21Z,   0.00,  -2.18,  99.90,  -2.21,  -0.02,
01/23 22Z,   0.00,  -2.44,  99.90,  -2.46,  -0.02,
01/23 23Z,   0.00,  -2.71,  99.90,  -2.74,  -0.02,
01/24 00Z,   0.00,  -2.92,  99.90,  -2.95,  -0.02,
01/24 01Z,   0.00,  -3.01,  99.90,  -3.03,  -0.02,
01/24 02Z,   0.00,  -3.02,  99.90,  -3.05,  -0.02,  (min)
01/24 03Z,   0.00,  -3.00,  99.90,  -3.02,  -0.02,
01/24 04Z,   0.10,  -2.96,  99.90,  -2.88,  -0.02,
01/24 05Z,   0.10,  -2.95,  99.90,  -2.87,  -0.02,  (max)
01/24 06Z,   0.10,  -2.99,  99.90,  -2.91,  -0.02,
01/24 07Z,   0.10,  -3.07,  99.90,  -2.99,  -0.02,
01/24 08Z,   0.10,  -3.20,  99.90,  -3.12,  -0.02,
01/24 09Z,   0.10,  -3.39,  99.90,  -3.31,  -0.02,
01/24 10Z,   0.10,  -3.57,  99.90,  -3.49,  -0.02,
01/24 11Z,   0.10,  -3.68,  99.90,  -3.60,  -0.02,  (min)
01/24 12Z,   0.10,  -3.66,  99.90,  -3.58,  -0.02,
01/24 13Z,   0.20,  -3.46,  99.90,  -3.29,  -0.02,
01/24 14Z,   0.20,  -3.13,  99.90,  -2.95,  -0.02,
01/24 15Z,   0.20,  -2.74,  99.90,  -2.56,  -0.02,
01/24 16Z,   0.20,  -2.34,  99.90,  -2.17,  -0.02,
01/24 17Z,   0.30,  -2.02,  99.90,  -1.74,  -0.02,
01/24 18Z,   0.30,  -1.83,  99.90,  -1.55,  -0.02,
01/24 19Z,   0.30,  -1.78,  99.90,  -1.50,  -0.02,  (max)
01/24 20Z,   0.30,  -1.90,  99.90,  -1.62,  -0.02,
01/24 21Z,   0.30,  -2.20,  99.90,  -1.93,  -0.02,
01/24 22Z,   0.30,  -2.63,  99.90,  -2.35,  -0.02,
01/24 23Z,   0.30,  -3.08,  99.90,  -2.80,  -0.02,
01/25 00Z,   0.30,  -3.48,  99.90,  -3.20,  -0.02,
01/25 01Z,   0.30,  -3.72,  99.90,  -3.45,  -0.02,
01/25 02Z,   0.30,  -3.80,  99.90,  -3.52,  -0.02,  (min)
01/25 03Z,   0.30,  -3.75,  99.90,  -3.47,  -0.02,
01/25 04Z,   0.40,  -3.60,  99.90,  -3.22,  -0.02,
01/25 05Z,   0.40,  -3.40,  99.90,  -3.03,  -0.02,
01/25 06Z,   0.30,  -3.23,  99.90,  -2.95,  -0.02,
01/25 07Z,   0.30,  -3.09,  99.90,  -2.81,  -0.02,
01/25 08Z,   0.30,  -3.00,  99.90,  -2.73,  -0.02,  (max)
01/25 09Z,   0.30,  -3.01,  99.90,  -2.73,  -0.02,
01/25 10Z,   0.30,  -3.09,  99.90,  -2.82,  -0.02,
01/25 11Z,   0.30,  -3.17,  99.90,  -2.89,  -0.02,  (min)
01/25 12Z,   0.40,  -3.17,  99.90,  -2.80,  -0.02,
01/25 13Z,   0.30,  -3.05,  99.90,  -2.78,  -0.02,
01/25 14Z,   0.30,  -2.78,  99.90,  -2.51,  -0.02,
01/25 15Z,   0.30,  -2.42,  99.90,  -2.15,  -0.02,
01/25 16Z,   0.30,  -2.04,  99.90,  -1.77,  -0.02,
01/25 17Z,   0.30,  -1.70,  99.90,  -1.42,  -0.02,
01/25 18Z,   0.30,  -1.49,  99.90,  -1.21,  -0.02,
01/25 19Z,   0.30,  -1.46,  99.90,  -1.18,  -0.02,  (max)
01/25 20Z,   0.30,  -1.61,  99.90,  -1.34,  -0.02,
01/25 21Z,   0.30,  -1.97,  99.90,  -1.69,  -0.02,
01/25 22Z,   0.30,  -2.53,  99.90,  -2.25,  -0.02,
01/25 23Z,   0.40,  -3.18,  99.90,  -2.80,  -0.02,
01/26 00Z,   0.30,  -3.78,  99.90,  -3.50,  -0.02,
01/26 01Z,   0.30,  -4.26,  99.90,  -3.98,  -0.02,
01/26 02Z,   0.30,  -4.52,  99.90,  -4.24,  -0.02,
01/26 03Z,   0.30,  -4.56,  99.90,  -4.28,  -0.02,  (min)
01/26 04Z,   0.30,  -4.41,  99.90,  -4.13,  -0.02,
01/26 05Z,   0.30,  -4.12,  99.90,  -3.84,  -0.02,
01/26 06Z,   0.30,  -3.76,  99.90,  -3.48,  -0.02,
01/26 07Z,  99.90,  -3.42,  99.90,  99.90,  -0.02,
01/26 08Z,  99.90,  -3.11,  99.90,  99.90,  -0.02,
01/26 09Z,  99.90,  -2.88,  99.90,  99.90,  -0.02,
01/26 10Z,  99.90,  -2.79,  99.90,  99.90,  -0.02,
01/26 11Z,  99.90,  -2.78,  99.90,  99.90,  -0.02,
01/26 12Z,  99.90,  -2.75,  99.90,  99.90,  -0.02,