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
#Alitak, AK : 04/23/2026 00:22:46 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 06Z,  -0.30, -11.27, -11.94,  99.90,  -0.37,
04/21 07Z,  -0.30, -11.80, -12.54,  99.90,  -0.44,  (min)
04/21 08Z,  -0.30, -11.17, -11.60,  99.90,  -0.13,
04/21 09Z,  -0.30,  -9.48,  -9.95,  99.90,  -0.17,
04/21 10Z,  -0.30,  -7.09,  -7.63,  99.90,  -0.24,
04/21 11Z,  -0.40,  -4.47,  -4.96,  99.90,  -0.09,
04/21 12Z,  -0.40,  -2.41,  -3.05,  99.90,  -0.24,
04/21 13Z,  -0.40,  -1.71,  -2.56,  99.90,  -0.45,  (max)
04/21 14Z,  -0.40,  -2.62,  -3.23,  99.90,  -0.21,
04/21 15Z,  -0.50,  -4.82,  -5.18,  99.90,   0.14,
04/21 16Z,  -0.50,  -7.81,  -8.22,  99.90,   0.09,
04/21 17Z,  -0.50, -11.06, -11.55,  99.90,   0.01,
04/21 18Z,  -0.50, -13.99, -14.69,  99.90,  -0.20,
04/21 19Z,  -0.50, -16.09, -16.69,  99.90,  -0.10,
04/21 20Z,  -0.50, -16.93, -17.47,  99.90,  -0.04,  (min)
04/21 21Z,  -0.60, -16.35, -16.96,  99.90,  -0.01,
04/21 22Z,  -0.60, -14.51, -15.29,  99.90,  -0.18,
04/21 23Z,  -0.50, -11.77, -12.31,  99.90,  -0.04,
04/22 00Z,  -0.50,  -8.76,  -9.20,  99.90,   0.06,
04/22 01Z,  -0.60,  -6.41,  -6.84,  99.90,   0.17,
04/22 02Z,  -0.60,  -5.33,  -5.86,  99.90,   0.07,  (max)
04/22 03Z,  -0.60,  -5.52,  -6.13,  99.90,  -0.01,
04/22 04Z,  -0.60,  -6.61,  -7.12,  99.90,   0.09,
04/22 05Z,  -0.60,  -8.16,  -8.71,  99.90,   0.05,
04/22 06Z,  -0.60,  -9.70, -10.23,  99.90,   0.07,
04/22 07Z,  -0.60, -10.76, -11.17,  99.90,   0.19,
04/22 08Z,  -0.60, -11.01, -11.43,  99.90,   0.18,  (min)
04/22 09Z,  -0.50, -10.31, -10.62,  99.90,   0.19,
04/22 10Z,  -0.50,  -8.81,  -9.17,  99.90,   0.14,
04/22 11Z,  -0.50,  -6.81,  -7.16,  99.90,   0.15,
04/22 12Z,  -0.50,  -4.72,  -5.17,  99.90,   0.05,
04/22 13Z,  -0.50,  -3.21,  -3.67,  99.90,   0.04,
04/22 14Z,  -0.60,  -2.89,  -3.39,  99.90,   0.10,  (max)
04/22 15Z,  -0.60,  -3.86,  -4.12,  99.90,   0.34,
04/22 16Z,  -0.60,  -5.81,  -5.91,  99.90,   0.50,
04/22 17Z,  -0.60,  -8.36,  -8.60,  99.90,   0.36,
04/22 18Z,  -0.60, -11.09, -11.40,  99.90,   0.29,
04/22 19Z,  -0.60, -13.55, -13.96,  99.90,   0.19,
04/22 20Z,  -0.60, -15.30, -15.61,  99.90,   0.29,
04/22 21Z,  -0.60, -15.97, -16.12,  99.90,   0.45,  (min)
04/22 22Z,  -0.60, -15.47, -15.69,  99.90,   0.38,
04/22 23Z,  -0.50, -13.92, -14.14,  99.90,   0.28,
04/23 00Z,  -0.40, -11.60, -11.83,  99.90,   0.17,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/23 01Z,  -0.40,  -9.07,  99.90,  -9.33,   0.15,
04/23 02Z,  -0.40,  -7.12,  99.90,  -7.39,   0.12,
04/23 03Z,  -0.50,  -6.19,  99.90,  -6.59,   0.10,  (max)
04/23 04Z,  -0.50,  -6.24,  99.90,  -6.66,   0.07,
04/23 05Z,  -0.50,  -6.99,  99.90,  -7.44,   0.05,
04/23 06Z,  -0.60,  -8.15,  99.90,  -8.73,   0.02,
04/23 07Z,  -0.60,  -9.33,  99.90,  -9.93,  -0.01,
04/23 08Z,  -0.60, -10.16,  99.90, -10.79,  -0.03,
04/23 09Z,  -0.60, -10.36,  99.90, -11.01,  -0.06,  (min)
04/23 10Z,  -0.60,  -9.84,  99.90, -10.52,  -0.08,
04/23 11Z,  -0.60,  -8.73,  99.90,  -9.44,  -0.11,
04/23 12Z,  -0.60,  -7.22,  99.90,  -7.96,  -0.13,
04/23 13Z,  -0.70,  -5.61,  99.90,  -6.45,  -0.13,
04/23 14Z,  -0.70,  -4.44,  99.90,  -5.28,  -0.13,
04/23 15Z,  -0.70,  -4.21,  99.90,  -5.04,  -0.13,  (max)
04/23 16Z,  -0.70,  -4.94,  99.90,  -5.78,  -0.13,
04/23 17Z,  -0.70,  -6.44,  99.90,  -7.27,  -0.13,
04/23 18Z,  -0.80,  -8.46,  99.90,  -9.39,  -0.13,
04/23 19Z,  -0.80, -10.70,  99.90, -11.64,  -0.13,
04/23 20Z,  -0.80, -12.79,  99.90, -13.73,  -0.13,
04/23 21Z,  -0.80, -14.35,  99.90, -15.28,  -0.13,
04/23 22Z,  -0.80, -15.05,  99.90, -15.98,  -0.13,  (min)
04/23 23Z,  -0.80, -14.78,  99.90, -15.72,  -0.13,
04/24 00Z,  -0.80, -13.61,  99.90, -14.54,  -0.13,
04/24 01Z,  -0.90, -11.70,  99.90, -12.73,  -0.13,
04/24 02Z,  -0.90,  -9.51,  99.90, -10.54,  -0.13,
04/24 03Z,  -0.90,  -7.72,  99.90,  -8.76,  -0.13,
04/24 04Z,  -0.90,  -6.72,  99.90,  -7.76,  -0.13,
04/24 05Z,  -0.80,  -6.50,  99.90,  -7.44,  -0.13,  (max)
04/24 06Z,  -0.80,  -6.93,  99.90,  -7.87,  -0.13,
04/24 07Z,  -0.80,  -7.80,  99.90,  -8.74,  -0.13,
04/24 08Z,  -0.70,  -8.81,  99.90,  -9.65,  -0.13,
04/24 09Z,  -0.70,  -9.65,  99.90, -10.48,  -0.13,
04/24 10Z,  -0.70, -10.05,  99.90, -10.89,  -0.13,  (min)
04/24 11Z,  -0.80,  -9.91,  99.90, -10.85,  -0.13,
04/24 12Z,  -0.80,  -9.28,  99.90, -10.21,  -0.13,
04/24 13Z,  -0.90,  -8.20,  99.90,  -9.24,  -0.13,
04/24 14Z,  -0.90,  -6.89,  99.90,  -7.92,  -0.13,
04/24 15Z,  -0.90,  -5.79,  99.90,  -6.83,  -0.13,
04/24 16Z,  -0.90,  -5.36,  99.90,  -6.40,  -0.13,  (max)
04/24 17Z,  -0.90,  -5.68,  99.90,  -6.71,  -0.13,
04/24 18Z,  -0.90,  -6.66,  99.90,  -7.69,  -0.13,
04/24 19Z,  -0.90,  -8.20,  99.90,  -9.23,  -0.13,
04/24 20Z,  -0.90, -10.08,  99.90, -11.11,  -0.13,
04/24 21Z,  -0.80, -11.98,  99.90, -12.91,  -0.13,
04/24 22Z,  -0.80, -13.52,  99.90, -14.45,  -0.13,
04/24 23Z,  -0.80, -14.37,  99.90, -15.30,  -0.13,
04/25 00Z,  -0.80, -14.39,  99.90, -15.32,  -0.13,  (min)
04/25 01Z,  -0.80, -13.52,  99.90, -14.46,  -0.13,
04/25 02Z,  -0.90, -11.85,  99.90, -12.88,  -0.13,
04/25 03Z,  -0.90,  -9.77,  99.90, -10.81,  -0.13,
04/25 04Z,  -0.90,  -7.95,  99.90,  -8.98,  -0.13,
04/25 05Z,  -0.90,  -6.75,  99.90,  -7.79,  -0.13,
04/25 06Z,  -0.90,  -6.27,  99.90,  -7.31,  -0.13,  (max)
04/25 07Z,  -0.90,  -6.49,  99.90,  -7.53,  -0.13,
04/25 08Z,  -0.90,  -7.28,  99.90,  -8.31,  -0.13,
04/25 09Z,  -0.80,  -8.37,  99.90,  -9.31,  -0.13,
04/25 10Z,  -0.80,  -9.46,  99.90, -10.40,  -0.13,
04/25 11Z,  -0.80, -10.24,  99.90, -11.18,  -0.13,
04/25 12Z,  -0.90, -10.55,  99.90, -11.58,  -0.13,  (min)
04/25 13Z,  -0.90, -10.32,  99.90, -11.36,  -0.13,
04/25 14Z,  -1.00,  -9.51,  99.90, -10.64,  -0.13,
04/25 15Z,  -1.00,  -8.22,  99.90,  -9.35,  -0.13,
04/25 16Z,  -1.10,  -6.95,  99.90,  -8.18,  -0.13,
04/25 17Z,  -1.10,  -6.15,  99.90,  -7.39,  -0.13,
04/25 18Z,  -1.00,  -6.00,  99.90,  -7.13,  -0.13,  (max)
04/25 19Z,  -1.00,  -6.53,  99.90,  -7.67,  -0.13,
04/25 20Z,  -1.00,  -7.75,  99.90,  -8.88,  -0.13,
04/25 21Z,  -1.00,  -9.46,  99.90, -10.59,  -0.13,
04/25 22Z,  -1.00, -11.35,  99.90, -12.48,  -0.13,
04/25 23Z,  -1.00, -12.98,  99.90, -14.12,  -0.13,
04/26 00Z,  -1.00, -14.00,  99.90, -15.14,  -0.13,
04/26 01Z,  -1.10, -14.21,  99.90, -15.45,  -0.13,  (min)
04/26 02Z,  -1.10, -13.48,  99.90, -14.71,  -0.13,
04/26 03Z,  -1.20, -11.80,  99.90, -13.14,  -0.13,
04/26 04Z,  -1.20,  -9.63,  99.90, -10.97,  -0.13,
04/26 05Z,  -1.20,  -7.64,  99.90,  -8.98,  -0.13,
04/26 06Z,  -1.20,  -6.25,  99.90,  -7.59,  -0.13,
04/26 07Z,  -1.10,  -5.63,  99.90,  -6.86,  -0.13,  (max)
04/26 08Z,  -1.10,  -5.85,  99.90,  -7.08,  -0.13,
04/26 09Z,  -1.10,  -6.81,  99.90,  -8.05,  -0.13,
04/26 10Z,  -1.00,  -8.24,  99.90,  -9.37,  -0.13,
04/26 11Z,  -1.00,  -9.75,  99.90, -10.88,  -0.13,
04/26 12Z,  -1.00, -10.96,  99.90, -12.09,  -0.13,
04/26 13Z,  -1.00, -11.64,  99.90, -12.77,  -0.13,
04/26 14Z,  -1.00, -11.64,  99.90, -12.77,  -0.13,  (min)
04/26 15Z,  -1.00, -10.81,  99.90, -11.95,  -0.13,
04/26 16Z,  -1.00,  -9.31,  99.90, -10.45,  -0.13,
04/26 17Z,  -1.00,  -7.70,  99.90,  -8.83,  -0.13,
04/26 18Z,  -1.00,  -6.49,  99.90,  -7.62,  -0.13,