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
#Adak Island, AK : 10/17/2026 15:23:44 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/16 00Z,  -0.80,  -0.00,  -0.46,  99.90,   0.34,  (max)
10/16 01Z,  -0.70,  -0.08,  -0.51,  99.90,   0.27,  (min)
10/16 02Z,  -0.70,  -0.14,  -0.48,  99.90,   0.36,  (max)
10/16 03Z,  -0.70,  -0.19,  -0.52,  99.90,   0.37,
10/16 04Z,  -0.70,  -0.25,  -0.60,  99.90,   0.35,
10/16 05Z,  -0.70,  -0.39,  -0.81,  99.90,   0.28,
10/16 06Z,  -0.70,  -0.64,  -0.98,  99.90,   0.36,
10/16 07Z,  -0.70,  -1.02,  -1.41,  99.90,   0.31,
10/16 08Z,  -0.70,  -1.55,  -1.94,  99.90,   0.31,
10/16 09Z,  -0.70,  -2.18,  -2.47,  99.90,   0.41,
10/16 10Z,  -0.70,  -2.85,  -3.12,  99.90,   0.43,
10/16 11Z,  -0.60,  -3.46,  -3.69,  99.90,   0.37,
10/16 12Z,  -0.60,  -3.92,  -4.21,  99.90,   0.31,
10/16 13Z,  -0.60,  -4.15,  -4.37,  99.90,   0.38,  (min)
10/16 14Z,  -0.60,  -4.11,  -4.27,  99.90,   0.44,
10/16 15Z,  -0.60,  -3.79,  -3.91,  99.90,   0.48,
10/16 16Z,  -0.60,  -3.24,  -3.40,  99.90,   0.44,
10/16 17Z,  -0.50,  -2.54,  -2.72,  99.90,   0.32,
10/16 18Z,  -0.60,  -1.79,  -1.90,  99.90,   0.49,
10/16 19Z,  -0.50,  -1.10,  -1.22,  99.90,   0.38,
10/16 20Z,  -0.50,  -0.55,  -0.68,  99.90,   0.37,
10/16 21Z,  -0.50,  -0.18,  -0.33,  99.90,   0.35,
10/16 22Z,  -0.50,   0.02,  -0.08,  99.90,   0.40,
10/16 23Z,  -0.40,   0.06,  -0.05,  99.90,   0.29,
10/17 00Z,  -0.40,   0.01,  -0.04,  99.90,   0.35,  (max)
10/17 01Z,  -0.30,  -0.06,  -0.13,  99.90,   0.23,
10/17 02Z,  -0.30,  -0.13,  -0.13,  99.90,   0.30,
10/17 03Z,  -0.30,  -0.17,  -0.28,  99.90,   0.19,  (min)
10/17 04Z,  -0.30,  -0.20,  -0.24,  99.90,   0.26,  (max)
10/17 05Z,  -0.30,  -0.27,  -0.35,  99.90,   0.22,
10/17 06Z,  -0.30,  -0.43,  -0.52,  99.90,   0.21,
10/17 07Z,  -0.30,  -0.71,  -0.75,  99.90,   0.26,
10/17 08Z,  -0.30,  -1.13,  -1.20,  99.90,   0.23,
10/17 09Z,  -0.30,  -1.69,  -1.81,  99.90,   0.18,
10/17 10Z,  -0.30,  -2.33,  -2.39,  99.90,   0.24,
10/17 11Z,  -0.30,  -2.98,  -3.10,  99.90,   0.18,
10/17 12Z,  -0.30,  -3.55,  -3.60,  99.90,   0.25,
10/17 13Z,  -0.20,  -3.94,  -3.94,  99.90,   0.20,
10/17 14Z,  -0.20,  -4.09,  -4.02,  99.90,   0.27,  (min)
10/17 15Z,  -0.20,  -3.97,  -3.88,  99.90,   0.29,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 16Z,  -0.10,  -3.59,  99.90,  -3.39,   0.30,
10/17 17Z,  -0.10,  -3.00,  99.90,  -2.80,   0.30,
10/17 18Z,  -0.10,  -2.29,  99.90,  -2.09,   0.31,
10/17 19Z,  -0.10,  -1.58,  99.90,  -1.37,   0.31,
10/17 20Z,  -0.10,  -0.95,  99.90,  -0.73,   0.32,
10/17 21Z,  -0.10,  -0.48,  99.90,  -0.26,   0.32,
10/17 22Z,  -0.20,  -0.19,  99.90,  -0.06,   0.33,
10/17 23Z,  -0.10,  -0.06,  99.90,   0.18,   0.34,
10/18 00Z,  -0.10,  -0.05,  99.90,   0.19,   0.34,  (max)
10/18 01Z,  -0.10,  -0.11,  99.90,   0.14,   0.35,
10/18 02Z,  -0.10,  -0.18,  99.90,   0.08,   0.35,
10/18 03Z,  -0.10,  -0.22,  99.90,   0.04,   0.36,  (min)
10/18 04Z,   0.00,  -0.23,  99.90,   0.12,   0.36,  (max)
10/18 05Z,   0.00,  -0.25,  99.90,   0.10,   0.36,
10/18 06Z,   0.00,  -0.32,  99.90,   0.04,   0.36,
10/18 07Z,   0.00,  -0.49,  99.90,  -0.13,   0.36,
10/18 08Z,   0.00,  -0.79,  99.90,  -0.43,   0.36,
10/18 09Z,   0.00,  -1.24,  99.90,  -0.88,   0.36,
10/18 10Z,  -0.10,  -1.81,  99.90,  -1.55,   0.36,
10/18 11Z,  -0.10,  -2.44,  99.90,  -2.18,   0.36,
10/18 12Z,  -0.10,  -3.05,  99.90,  -2.80,   0.36,
10/18 13Z,  -0.10,  -3.56,  99.90,  -3.30,   0.36,
10/18 14Z,  -0.10,  -3.87,  99.90,  -3.61,   0.36,
10/18 15Z,  -0.10,  -3.94,  99.90,  -3.68,   0.36,  (min)
10/18 16Z,  -0.10,  -3.74,  99.90,  -3.48,   0.36,
10/18 17Z,  -0.10,  -3.31,  99.90,  -3.05,   0.36,
10/18 18Z,  -0.20,  -2.71,  99.90,  -2.55,   0.36,
10/18 19Z,  -0.10,  -2.03,  99.90,  -1.77,   0.36,
10/18 20Z,  -0.20,  -1.38,  99.90,  -1.22,   0.36,
10/18 21Z,  -0.20,  -0.84,  99.90,  -0.69,   0.36,
10/18 22Z,  -0.20,  -0.46,  99.90,  -0.31,   0.36,
10/18 23Z,  -0.20,  -0.26,  99.90,  -0.10,   0.36,
10/19 00Z,  -0.20,  -0.20,  99.90,  -0.04,   0.36,  (max)
10/19 01Z,  -0.20,  -0.22,  99.90,  -0.07,   0.36,
10/19 02Z,  -0.20,  -0.29,  99.90,  -0.13,   0.36,  (min)
10/19 03Z,  -0.10,  -0.33,  99.90,  -0.08,   0.36,  (max)
10/19 04Z,  -0.10,  -0.35,  99.90,  -0.09,   0.36,  (min)
10/19 05Z,  -0.10,  -0.34,  99.90,  -0.08,   0.36,  (max)
10/19 06Z,  -0.20,  -0.34,  99.90,  -0.19,   0.36,  (min)
10/19 07Z,  -0.10,  -0.41,  99.90,  -0.15,   0.36,  (max)
10/19 08Z,  -0.20,  -0.59,  99.90,  -0.43,   0.36,
10/19 09Z,  -0.30,  -0.91,  99.90,  -0.85,   0.36,
10/19 10Z,  -0.20,  -1.36,  99.90,  -1.21,   0.36,
10/19 11Z,  -0.20,  -1.92,  99.90,  -1.76,   0.36,
10/19 12Z,  -0.20,  -2.52,  99.90,  -2.36,   0.36,
10/19 13Z,  -0.20,  -3.07,  99.90,  -2.91,   0.36,
10/19 14Z,  -0.30,  -3.48,  99.90,  -3.43,   0.36,
10/19 15Z,  -0.30,  -3.70,  99.90,  -3.64,   0.36,  (min)
10/19 16Z,  -0.30,  -3.68,  99.90,  -3.62,   0.36,
10/19 17Z,  -0.20,  -3.42,  99.90,  -3.26,   0.36,
10/19 18Z,  -0.20,  -2.95,  99.90,  -2.80,   0.36,
10/19 19Z,  -0.30,  -2.37,  99.90,  -2.31,   0.36,
10/19 20Z,  -0.30,  -1.75,  99.90,  -1.69,   0.36,
10/19 21Z,  -0.30,  -1.19,  99.90,  -1.13,   0.36,
10/19 22Z,  -0.30,  -0.76,  99.90,  -0.70,   0.36,
10/19 23Z,  -0.30,  -0.49,  99.90,  -0.44,   0.36,
10/20 00Z,  -0.30,  -0.38,  99.90,  -0.32,   0.36,  (max)
10/20 01Z,  -0.30,  -0.38,  99.90,  -0.33,   0.36,
10/20 02Z,  -0.30,  -0.45,  99.90,  -0.39,   0.36,
10/20 03Z,  -0.30,  -0.51,  99.90,  -0.45,   0.36,
10/20 04Z,  -0.30,  -0.55,  99.90,  -0.49,   0.36,  (min)
10/20 05Z,  -0.30,  -0.54,  99.90,  -0.48,   0.36,
10/20 06Z,  -0.30,  -0.51,  99.90,  -0.45,   0.36,  (max)
10/20 07Z,  -0.40,  -0.50,  99.90,  -0.54,   0.36,
10/20 08Z,  -0.40,  -0.56,  99.90,  -0.61,   0.36,
10/20 09Z,  -0.50,  -0.75,  99.90,  -0.89,   0.36,
10/20 10Z,  -0.50,  -1.06,  99.90,  -1.20,   0.36,
10/20 11Z,  -0.50,  -1.50,  99.90,  -1.64,   0.36,
10/20 12Z,  -0.50,  -2.01,  99.90,  -2.15,   0.36,
10/20 13Z,  -0.50,  -2.54,  99.90,  -2.68,   0.36,
10/20 14Z,  -0.60,  -2.99,  99.90,  -3.23,   0.36,
10/20 15Z,  -0.60,  -3.30,  99.90,  -3.55,   0.36,
10/20 16Z,  -0.60,  -3.42,  99.90,  -3.66,   0.36,  (min)
10/20 17Z,  -0.60,  -3.31,  99.90,  -3.55,   0.36,
10/20 18Z,  -0.70,  -3.00,  99.90,  -3.34,   0.36,
10/20 19Z,  -0.70,  -2.53,  99.90,  -2.87,   0.36,
10/20 20Z,  -0.80,  -1.99,  99.90,  -2.43,   0.36,
10/20 21Z,  -0.80,  -1.46,  99.90,  -1.90,   0.36,
10/20 22Z,  -0.80,  -1.01,  99.90,  -1.46,   0.36,
10/20 23Z,  -0.80,  -0.71,  99.90,  -1.16,   0.36,
10/21 00Z,  -0.90,  -0.57,  99.90,  -1.11,   0.36,
10/21 01Z,  -0.90,  -0.56,  99.90,  -1.10,   0.36,  (max)
10/21 02Z,  -0.90,  -0.63,  99.90,  -1.17,   0.36,
10/21 03Z,  -0.90,  -0.73,  99.90,  -1.28,   0.36,
10/21 04Z,  -0.90,  -0.81,  99.90,  -1.35,   0.36,
10/21 05Z,  -0.90,  -0.83,  99.90,  -1.38,   0.36,  (min)
10/21 06Z,  -0.90,  -0.81,  99.90,  -1.35,   0.36,
10/21 07Z,  99.90,  -0.76,  99.90,  99.90,   0.36,
10/21 08Z,  99.90,  -0.73,  99.90,  99.90,   0.36,
10/21 09Z,  99.90,  -0.78,  99.90,  99.90,   0.36,
10/21 10Z,  99.90,  -0.94,  99.90,  99.90,   0.36,
10/21 11Z,  99.90,  -1.22,  99.90,  99.90,   0.36,
10/21 12Z,  99.90,  -1.61,  99.90,  99.90,   0.36,