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
#Nikiski, AK : 04/22/2026 11:23:41 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 12Z,   0.80,  -6.25,  -6.18,  99.90,  -0.73,
04/20 13Z,   0.70,  -0.90,  -1.63,  99.90,  -1.43,
04/20 14Z,   0.70,   2.21,   1.69,  99.90,  -1.22,
04/20 15Z,   0.70,   2.85,   2.62,  99.90,  -0.93,  (max)
04/20 16Z,   0.70,   1.02,   0.70,  99.90,  -1.02,
04/20 17Z,   0.80,  -3.06,  -3.77,  99.90,  -1.51,
04/20 18Z,   0.70,  -8.66,  -9.02,  99.90,  -1.06,
04/20 19Z,   0.70, -14.59, -13.87,  99.90,   0.02,
04/20 20Z,   0.60, -19.73, -18.77,  99.90,   0.36,
04/20 21Z,   0.60, -23.30, -22.68,  99.90,   0.02,
04/20 22Z,   0.70, -24.41, -24.70,  99.90,  -0.99,  (min)
04/20 23Z,   0.80, -22.00, -22.36,  99.90,  -1.16,
04/21 00Z,   0.70, -16.50, -16.10,  99.90,  -0.30,
04/21 01Z,   0.70, -10.15, -10.12,  99.90,  -0.67,
04/21 02Z,   0.70,  -4.92,  -5.28,  99.90,  -1.06,
04/21 03Z,   0.70,  -1.50,  -1.72,  99.90,  -0.92,
04/21 04Z,   0.60,  -0.18,  -0.36,  99.90,  -0.78,  (max)
04/21 05Z,   0.60,  -1.21,  -1.57,  99.90,  -0.96,
04/21 06Z,   0.50,  -4.31,  -5.12,  99.90,  -1.31,
04/21 07Z,   0.50,  -8.53,  -9.35,  99.90,  -1.32,
04/21 08Z,   0.40, -12.57, -13.04,  99.90,  -0.87,
04/21 09Z,   0.40, -15.48, -16.17,  99.90,  -1.09,
04/21 10Z,   0.30, -16.60, -17.56,  99.90,  -1.26,  (min)
04/21 11Z,   0.30, -15.01, -15.29,  99.90,  -0.58,
04/21 12Z,   0.30, -10.58, -10.07,  99.90,   0.21,
04/21 13Z,   0.30,  -5.08,  -5.49,  99.90,  -0.71,
04/21 14Z,   0.20,  -0.80,  -1.51,  99.90,  -0.91,
04/21 15Z,   0.20,   1.37,   1.01,  99.90,  -0.56,
04/21 16Z,   0.20,   1.42,   1.25,  99.90,  -0.37,  (max)
04/21 17Z,   0.20,  -0.63,  -1.15,  99.90,  -0.72,
04/21 18Z,   0.20,  -4.60,  -5.45,  99.90,  -1.05,
04/21 19Z,   0.10,  -9.79, -10.15,  99.90,  -0.46,
04/21 20Z,   0.10, -15.07, -14.68,  99.90,   0.29,
04/21 21Z,   0.00, -19.47, -19.17,  99.90,   0.30,
04/21 22Z,   0.00, -22.37, -22.63,  99.90,  -0.26,
04/21 23Z,   0.00, -22.97, -23.89,  99.90,  -0.92,  (min)
04/22 00Z,   0.00, -20.39, -20.94,  99.90,  -0.55,
04/22 01Z,   0.00, -15.33, -15.44,  99.90,  -0.11,
04/22 02Z,   0.00,  -9.88, -10.37,  99.90,  -0.49,
04/22 03Z,   0.00,  -5.51,  -6.10,  99.90,  -0.59,
04/22 04Z,   0.00,  -2.59,  -2.97,  99.90,  -0.38,
04/22 05Z,   0.00,  -1.43,  -1.68,  99.90,  -0.25,  (max)
04/22 06Z,   0.00,  -2.35,  -2.70,  99.90,  -0.35,
04/22 07Z,   0.00,  -5.09,  -5.78,  99.90,  -0.69,
04/22 08Z,   0.00,  -8.72,  -9.42,  99.90,  -0.70,
04/22 09Z,   0.00, -12.06, -12.53,  99.90,  -0.47,
04/22 10Z,   0.00, -14.38, -15.06,  99.90,  -0.68,
04/22 11Z,  -0.10, -15.14, -15.98,  99.90,  -0.74,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/22 12Z,  -0.10, -13.53,  99.90, -14.35,  -0.72,
04/22 13Z,  -0.10,  -9.61,  99.90, -10.40,  -0.69,
04/22 14Z,  -0.10,  -5.13,  99.90,  -5.89,  -0.66,
04/22 15Z,  -0.10,  -1.89,  99.90,  -2.62,  -0.63,
04/22 16Z,  -0.20,  -0.34,  99.90,  -1.14,  -0.60,  (max)
04/22 17Z,  -0.20,  -0.41,  99.90,  -1.18,  -0.57,
04/22 18Z,  -0.30,  -2.22,  99.90,  -3.06,  -0.54,
04/22 19Z,  -0.30,  -5.68,  99.90,  -6.49,  -0.51,
04/22 20Z,  -0.30, -10.14,  99.90, -10.92,  -0.48,
04/22 21Z,  -0.30, -14.60,  99.90, -15.35,  -0.45,
04/22 22Z,  -0.40, -18.26,  99.90, -19.09,  -0.42,
04/22 23Z,  -0.40, -20.74,  99.90, -21.54,  -0.39,
04/23 00Z,  -0.40, -21.25,  99.90, -22.05,  -0.39,  (min)
04/23 01Z,  -0.40, -19.01,  99.90, -19.81,  -0.39,
04/23 02Z,  -0.40, -14.76,  99.90, -15.56,  -0.39,
04/23 03Z,  -0.40, -10.30,  99.90, -11.09,  -0.39,
04/23 04Z,  -0.40,  -6.60,  99.90,  -7.39,  -0.39,
04/23 05Z,  -0.40,  -3.88,  99.90,  -4.68,  -0.39,
04/23 06Z,  -0.50,  -2.59,  99.90,  -3.48,  -0.39,  (max)
04/23 07Z,  -0.50,  -3.14,  99.90,  -4.04,  -0.39,
04/23 08Z,  -0.50,  -5.35,  99.90,  -6.24,  -0.39,
04/23 09Z,  -0.50,  -8.31,  99.90,  -9.20,  -0.39,
04/23 10Z,  -0.50, -11.04,  99.90, -11.94,  -0.39,
04/23 11Z,  -0.50, -13.05,  99.90, -13.95,  -0.39,
04/23 12Z,  -0.50, -13.90,  99.90, -14.80,  -0.39,  (min)
04/23 13Z,  -0.50, -12.77,  99.90, -13.66,  -0.39,
04/23 14Z,  -0.50,  -9.72,  99.90, -10.62,  -0.39,
04/23 15Z,  -0.50,  -6.32,  99.90,  -7.21,  -0.39,
04/23 16Z,  -0.50,  -3.85,  99.90,  -4.74,  -0.39,
04/23 17Z,  -0.50,  -2.47,  99.90,  -3.36,  -0.39,
04/23 18Z,  -0.50,  -2.21,  99.90,  -3.10,  -0.39,  (max)
04/23 19Z,  -0.60,  -3.41,  99.90,  -4.40,  -0.39,
04/23 20Z,  -0.60,  -6.10,  99.90,  -7.09,  -0.39,
04/23 21Z,  -0.50,  -9.70,  99.90, -10.60,  -0.39,
04/23 22Z,  -0.60, -13.35,  99.90, -14.35,  -0.39,
04/23 23Z,  -0.60, -16.52,  99.90, -17.51,  -0.39,
04/24 00Z,  -0.60, -18.94,  99.90, -19.93,  -0.39,
04/24 01Z,  -0.60, -19.76,  99.90, -20.75,  -0.39,  (min)
04/24 02Z,  -0.60, -18.16,  99.90, -19.15,  -0.39,
04/24 03Z,  -0.70, -14.81,  99.90, -15.91,  -0.39,
04/24 04Z,  -0.70, -11.15,  99.90, -12.25,  -0.39,
04/24 05Z,  -0.70,  -7.79,  99.90,  -8.88,  -0.39,
04/24 06Z,  -0.70,  -4.95,  99.90,  -6.04,  -0.39,
04/24 07Z,  -0.70,  -3.29,  99.90,  -4.38,  -0.39,  (max)
04/24 08Z,  -0.70,  -3.36,  99.90,  -4.46,  -0.39,
04/24 09Z,  -0.70,  -5.01,  99.90,  -6.10,  -0.39,
04/24 10Z,  -0.70,  -7.42,  99.90,  -8.51,  -0.39,
04/24 11Z,  -0.70,  -9.82,  99.90, -10.92,  -0.39,
04/24 12Z,  -0.70, -11.95,  99.90, -13.05,  -0.39,
04/24 13Z,  -0.70, -13.32,  99.90, -14.41,  -0.39,  (min)
04/24 14Z,  -0.70, -12.96,  99.90, -14.05,  -0.39,
04/24 15Z,  -0.70, -10.86,  99.90, -11.95,  -0.39,
04/24 16Z,  -0.70,  -8.30,  99.90,  -9.39,  -0.39,
04/24 17Z,  -0.70,  -6.16,  99.90,  -7.26,  -0.39,
04/24 18Z,  -0.70,  -4.49,  99.90,  -5.59,  -0.39,
04/24 19Z,  -0.80,  -3.58,  99.90,  -4.77,  -0.39,  (max)
04/24 20Z,  -0.80,  -3.98,  99.90,  -5.17,  -0.39,
04/24 21Z,  -0.80,  -5.84,  99.90,  -7.03,  -0.39,
04/24 22Z,  -0.80,  -8.66,  99.90,  -9.86,  -0.39,
04/24 23Z,  -0.80, -11.74,  99.90, -12.93,  -0.39,
04/25 00Z,  -0.90, -14.76,  99.90, -16.05,  -0.39,
04/25 01Z,  -0.90, -17.46,  99.90, -18.76,  -0.39,
04/25 02Z,  -0.90, -18.82,  99.90, -20.11,  -0.39,  (min)
04/25 03Z,  -0.90, -17.89,  99.90, -19.18,  -0.39,
04/25 04Z,  -1.00, -15.25,  99.90, -16.65,  -0.39,
04/25 05Z,  -1.00, -12.02,  99.90, -13.42,  -0.39,
04/25 06Z,  -1.00,  -8.61,  99.90, -10.00,  -0.39,
04/25 07Z,  -1.10,  -5.41,  99.90,  -6.90,  -0.39,
04/25 08Z,  -1.10,  -3.31,  99.90,  -4.80,  -0.39,
04/25 09Z,  -1.10,  -2.96,  99.90,  -4.45,  -0.39,  (max)
04/25 10Z,  -1.00,  -4.22,  99.90,  -5.61,  -0.39,
04/25 11Z,  -1.00,  -6.37,  99.90,  -7.76,  -0.39,
04/25 12Z,  -0.90,  -8.85,  99.90, -10.14,  -0.39,
04/25 13Z,  -0.90, -11.50,  99.90, -12.79,  -0.39,
04/25 14Z,  -0.90, -13.64,  99.90, -14.93,  -0.39,
04/25 15Z,  -0.90, -14.08,  99.90, -15.37,  -0.39,  (min)
04/25 16Z,  -0.90, -12.71,  99.90, -14.01,  -0.39,
04/25 17Z,  -0.90, -10.57,  99.90, -11.87,  -0.39,
04/25 18Z,  -0.90,  -8.28,  99.90,  -9.58,  -0.39,
04/25 19Z,  -0.90,  -5.97,  99.90,  -7.26,  -0.39,
04/25 20Z,  -0.90,  -4.23,  99.90,  -5.53,  -0.39,
04/25 21Z,  -0.80,  -3.86,  99.90,  -5.06,  -0.39,  (max)
04/25 22Z,  -0.80,  -5.07,  99.90,  -6.26,  -0.39,
04/25 23Z,  -0.80,  -7.39,  99.90,  -8.58,  -0.39,
04/26 00Z,  -0.80, -10.25,  99.90, -11.44,  -0.39,