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 : 10/17/2026 00:21:59 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 06Z,  -0.60,   2.23,   2.40,  99.90,   0.77,
10/15 07Z,  -0.60,   1.77,   2.04,  99.90,   0.87,
10/15 08Z,  -0.60,   1.24,   1.48,  99.90,   0.84,
10/15 09Z,  -0.60,   0.68,   0.96,  99.90,   0.88,
10/15 10Z,  -0.70,   0.15,   0.41,  99.90,   0.96,
10/15 11Z,  -0.70,  -0.24,  -0.22,  99.90,   0.72,
10/15 12Z,  -0.70,  -0.39,  -0.58,  99.90,   0.51,
10/15 13Z,  -0.70,  -0.28,  -0.73,  99.90,   0.25,  (min)
10/15 14Z,  -0.70,   0.05,  -0.68,  99.90,  -0.03,
10/15 15Z,  -0.70,   0.56,  -0.25,  99.90,  -0.11,
10/15 16Z,  -0.70,   1.19,   0.33,  99.90,  -0.16,
10/15 17Z,  -0.70,   1.86,   0.96,  99.90,  -0.20,
10/15 18Z,  -0.60,   2.51,   1.72,  99.90,  -0.19,
10/15 19Z,  -0.60,   3.03,   2.35,  99.90,  -0.08,
10/15 20Z,  -0.60,   3.36,   2.78,  99.90,   0.02,
10/15 21Z,  -0.60,   3.53,   3.16,  99.90,   0.23,
10/15 22Z,  -0.70,   3.54,   3.25,  99.90,   0.41,  (max)
10/15 23Z,  -0.60,   3.44,   3.20,  99.90,   0.36,
10/16 00Z,  -0.70,   3.34,   3.19,  99.90,   0.55,
10/16 01Z,  -0.70,   3.25,   3.08,  99.90,   0.53,
10/16 02Z,  -0.60,   3.16,   2.94,  99.90,   0.38,
10/16 03Z,  -0.70,   3.07,   2.90,  99.90,   0.53,
10/16 04Z,  -0.60,   2.94,   2.83,  99.90,   0.49,
10/16 05Z,  -0.60,   2.75,   2.78,  99.90,   0.63,
10/16 06Z,  -0.70,   2.48,   2.69,  99.90,   0.91,
10/16 07Z,  -0.70,   2.12,   2.40,  99.90,   0.98,
10/16 08Z,  -0.70,   1.62,   1.92,  99.90,   1.00,
10/16 09Z,  -0.70,   1.06,   1.39,  99.90,   1.03,
10/16 10Z,  -0.60,   0.49,   0.79,  99.90,   0.90,
10/16 11Z,  -0.60,  -0.01,   0.17,  99.90,   0.78,
10/16 12Z,  -0.70,  -0.32,  -0.27,  99.90,   0.75,
10/16 13Z,  -0.70,  -0.37,  -0.56,  99.90,   0.51,
10/16 14Z,  -0.70,  -0.18,  -0.65,  99.90,   0.23,  (min)
10/16 15Z,  -0.70,   0.21,  -0.44,  99.90,   0.05,
10/16 16Z,  -0.60,   0.76,  -0.02,  99.90,  -0.18,
10/16 17Z,  -0.60,   1.40,   0.61,  99.90,  -0.19,
10/16 18Z,  -0.60,   2.05,   1.35,  99.90,  -0.10,
10/16 19Z,  -0.60,   2.65,   2.08,  99.90,   0.03,
10/16 20Z,  -0.60,   3.10,   2.68,  99.90,   0.18,
10/16 21Z,  -0.60,   3.37,   3.10,  99.90,   0.33,
10/16 22Z,  -0.60,   3.47,   3.29,  99.90,   0.42,
10/16 23Z,  -0.50,   3.44,   3.34,  99.90,   0.40,  (max)
10/17 00Z,  -0.50,   3.35,   3.25,  99.90,   0.40,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 01Z,  -0.40,   3.28,  99.90,   3.29,   0.41,  (max)
10/17 02Z,  -0.40,   3.22,  99.90,   3.24,   0.42,
10/17 03Z,  -0.40,   3.15,  99.90,   3.17,   0.42,  (min)
10/17 04Z,  -0.30,   3.07,  99.90,   3.20,   0.43,  (max)
10/17 05Z,  -0.30,   2.93,  99.90,   3.07,   0.44,
10/17 06Z,  -0.20,   2.72,  99.90,   2.96,   0.44,
10/17 07Z,  -0.30,   2.42,  99.90,   2.57,   0.45,
10/17 08Z,  -0.20,   2.02,  99.90,   2.27,   0.46,
10/17 09Z,  -0.30,   1.49,  99.90,   1.65,   0.46,
10/17 10Z,  -0.30,   0.90,  99.90,   1.07,   0.47,
10/17 11Z,  -0.30,   0.34,  99.90,   0.52,   0.48,
10/17 12Z,  -0.30,  -0.09,  99.90,   0.09,   0.48,
10/17 13Z,  -0.30,  -0.30,  99.90,  -0.12,   0.48,  (min)
10/17 14Z,  -0.30,  -0.27,  99.90,  -0.08,   0.48,
10/17 15Z,  -0.30,  -0.01,  99.90,   0.17,   0.48,
10/17 16Z,  -0.30,   0.43,  99.90,   0.61,   0.48,
10/17 17Z,  -0.20,   1.00,  99.90,   1.29,   0.48,
10/17 18Z,  -0.20,   1.62,  99.90,   1.90,   0.48,
10/17 19Z,  -0.20,   2.23,  99.90,   2.51,   0.48,
10/17 20Z,  -0.20,   2.76,  99.90,   3.04,   0.48,
10/17 21Z,  -0.20,   3.12,  99.90,   3.40,   0.48,
10/17 22Z,  -0.20,   3.29,  99.90,   3.57,   0.48,
10/17 23Z,  -0.20,   3.33,  99.90,   3.61,   0.48,  (max)
10/18 00Z,  -0.20,   3.28,  99.90,   3.57,   0.48,
10/18 01Z,  -0.20,   3.22,  99.90,   3.51,   0.48,
10/18 02Z,  -0.20,   3.19,  99.90,   3.47,   0.48,  (min)
10/18 03Z,  -0.10,   3.16,  99.90,   3.54,   0.48,  (max)
10/18 04Z,  -0.10,   3.11,  99.90,   3.50,   0.48,
10/18 05Z,  -0.10,   3.05,  99.90,   3.43,   0.48,
10/18 06Z,   0.00,   2.90,  99.90,   3.39,   0.48,
10/18 07Z,   0.00,   2.67,  99.90,   3.15,   0.48,
10/18 08Z,   0.00,   2.35,  99.90,   2.83,   0.48,
10/18 09Z,  -0.10,   1.91,  99.90,   2.29,   0.48,
10/18 10Z,  -0.10,   1.35,  99.90,   1.73,   0.48,
10/18 11Z,  -0.10,   0.77,  99.90,   1.15,   0.48,
10/18 12Z,  -0.20,   0.26,  99.90,   0.55,   0.48,
10/18 13Z,  -0.20,  -0.08,  99.90,   0.20,   0.48,
10/18 14Z,  -0.20,  -0.20,  99.90,   0.08,   0.48,  (min)
10/18 15Z,  -0.20,  -0.08,  99.90,   0.20,   0.48,
10/18 16Z,  -0.20,   0.23,  99.90,   0.51,   0.48,
10/18 17Z,  -0.30,   0.71,  99.90,   0.89,   0.48,
10/18 18Z,  -0.30,   1.28,  99.90,   1.46,   0.48,
10/18 19Z,  -0.20,   1.85,  99.90,   2.13,   0.48,
10/18 20Z,  -0.30,   2.39,  99.90,   2.57,   0.48,
10/18 21Z,  -0.30,   2.82,  99.90,   3.00,   0.48,
10/18 22Z,  -0.30,   3.06,  99.90,   3.24,   0.48,
10/18 23Z,  -0.30,   3.15,  99.90,   3.33,   0.48,
10/19 00Z,  -0.30,   3.15,  99.90,   3.33,   0.48,
10/19 01Z,  -0.20,   3.11,  99.90,   3.39,   0.48,  (max)
10/19 02Z,  -0.30,   3.07,  99.90,   3.25,   0.48,  (min)
10/19 03Z,  -0.20,   3.06,  99.90,   3.34,   0.48,  (max)
10/19 04Z,  -0.30,   3.05,  99.90,   3.24,   0.48,
10/19 05Z,  -0.30,   3.04,  99.90,   3.22,   0.48,
10/19 06Z,  -0.30,   2.98,  99.90,   3.16,   0.48,
10/19 07Z,  -0.20,   2.83,  99.90,   3.11,   0.48,
10/19 08Z,  -0.30,   2.58,  99.90,   2.77,   0.48,
10/19 09Z,  -0.30,   2.24,  99.90,   2.43,   0.48,
10/19 10Z,  -0.40,   1.77,  99.90,   1.85,   0.48,
10/19 11Z,  -0.30,   1.21,  99.90,   1.39,   0.48,
10/19 12Z,  -0.30,   0.69,  99.90,   0.87,   0.48,
10/19 13Z,  -0.30,   0.27,  99.90,   0.46,   0.48,
10/19 14Z,  -0.30,   0.03,  99.90,   0.21,   0.48,
10/19 15Z,  -0.30,   0.00,  99.90,   0.18,   0.48,  (min)
10/19 16Z,  -0.20,   0.20,  99.90,   0.48,   0.48,
10/19 17Z,  -0.30,   0.56,  99.90,   0.74,   0.48,
10/19 18Z,  -0.30,   1.05,  99.90,   1.23,   0.48,
10/19 19Z,  -0.20,   1.58,  99.90,   1.86,   0.48,
10/19 20Z,  -0.30,   2.08,  99.90,   2.26,   0.48,
10/19 21Z,  -0.20,   2.52,  99.90,   2.80,   0.48,
10/19 22Z,  -0.20,   2.82,  99.90,   3.10,   0.48,
10/19 23Z,  -0.20,   2.95,  99.90,   3.23,   0.48,
10/20 00Z,  -0.20,   2.97,  99.90,   3.25,   0.48,  (max)
10/20 01Z,  -0.20,   2.95,  99.90,   3.23,   0.48,
10/20 02Z,  -0.20,   2.89,  99.90,   3.17,   0.48,
10/20 03Z,  -0.20,   2.86,  99.90,   3.14,   0.48,  (min)
10/20 04Z,  -0.20,   2.87,  99.90,   3.16,   0.48,
10/20 05Z,  -0.20,   2.89,  99.90,   3.18,   0.48,  (max)
10/20 06Z,  -0.30,   2.90,  99.90,   3.08,   0.48,
10/20 07Z,  -0.30,   2.84,  99.90,   3.03,   0.48,
10/20 08Z,  -0.30,   2.69,  99.90,   2.88,   0.48,
10/20 09Z,  -0.40,   2.45,  99.90,   2.53,   0.48,
10/20 10Z,  -0.40,   2.10,  99.90,   2.18,   0.48,
10/20 11Z,  -0.40,   1.63,  99.90,   1.71,   0.48,
10/20 12Z,  -0.50,   1.13,  99.90,   1.12,   0.48,
10/20 13Z,  -0.50,   0.71,  99.90,   0.69,   0.48,
10/20 14Z,  -0.50,   0.39,  99.90,   0.38,   0.48,
10/20 15Z,  -0.60,   0.25,  99.90,   0.13,   0.48,
10/20 16Z,  -0.70,   0.32,  99.90,   0.10,   0.48,  (min)
10/20 17Z,  -0.70,   0.58,  99.90,   0.36,   0.48,
10/20 18Z,  -0.70,   0.97,  99.90,   0.75,   0.48,