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 : 04/10/2026 19:22:46 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/09 00Z,  -0.60, -17.15, -18.98,  99.90,  -1.23,  (min)
04/09 01Z,  -0.60, -16.48, -17.72,  99.90,  -0.64,
04/09 02Z,  -0.60, -14.21, -15.01,  99.90,  -0.20,
04/09 03Z,  -0.60, -11.32, -12.13,  99.90,  -0.21,
04/09 04Z,  -0.60,  -8.91,  -9.34,  99.90,   0.17,
04/09 05Z,  -0.50,  -6.98,  -7.10,  99.90,   0.38,
04/09 06Z,  -0.60,  -5.50,  -5.72,  99.90,   0.38,
04/09 07Z,  -0.60,  -5.00,  -5.57,  99.90,   0.03,  (max)
04/09 08Z,  -0.60,  -5.86,  -6.45,  99.90,   0.01,
04/09 09Z,  -0.60,  -7.69,  -8.09,  99.90,   0.20,
04/09 10Z,  -0.50,  -9.54,  -9.80,  99.90,   0.24,
04/09 11Z,  -0.50, -10.73, -11.19,  99.90,   0.04,
04/09 12Z,  -0.50, -11.24, -11.85,  99.90,  -0.11,  (min)
04/09 13Z,  -0.50, -10.91, -11.39,  99.90,   0.02,
04/09 14Z,  -0.50,  -9.33, -10.10,  99.90,  -0.27,
04/09 15Z,  -0.50,  -7.14,  -8.55,  99.90,  -0.91,
04/09 16Z,  -0.50,  -5.63,  -6.98,  99.90,  -0.85,
04/09 17Z,  -0.50,  -5.10,  -5.90,  99.90,  -0.30,
04/09 18Z,  -0.50,  -5.13,  -5.65,  99.90,  -0.02,  (max)
04/09 19Z,  -0.50,  -5.72,  -6.38,  99.90,  -0.16,
04/09 20Z,  -0.50,  -7.22,  -8.03,  99.90,  -0.31,
04/09 21Z,  -0.50,  -9.52, -10.25,  99.90,  -0.23,
04/09 22Z,  -0.50, -11.96, -12.74,  99.90,  -0.28,
04/09 23Z,  -0.50, -13.87, -15.14,  99.90,  -0.77,
04/10 00Z,  -0.50, -15.22, -17.05,  99.90,  -1.33,
04/10 01Z,  -0.50, -16.06, -17.86,  99.90,  -1.30,  (min)
04/10 02Z,  -0.50, -15.77, -17.11,  99.90,  -0.84,
04/10 03Z,  -0.50, -14.07, -15.06,  99.90,  -0.49,
04/10 04Z,  -0.50, -11.85, -12.70,  99.90,  -0.35,
04/10 05Z,  -0.50,  -9.85, -10.27,  99.90,   0.08,
04/10 06Z,  -0.50,  -7.92,  -8.13,  99.90,   0.29,
04/10 07Z,  -0.50,  -6.18,  -6.57,  99.90,   0.11,
04/10 08Z,  -0.50,  -5.33,  -5.90,  99.90,  -0.07,  (max)
04/10 09Z,  -0.50,  -5.78,  -6.17,  99.90,   0.11,
04/10 10Z,  -0.50,  -7.16,  -7.29,  99.90,   0.37,
04/10 11Z,  -0.40,  -8.62,  -8.78,  99.90,   0.24,
04/10 12Z,  -0.40,  -9.71, -10.18,  99.90,  -0.07,
04/10 13Z,  -0.40, -10.52, -11.13,  99.90,  -0.21,
04/10 14Z,  -0.50, -10.70, -11.27,  99.90,  -0.07,  (min)
04/10 15Z,  -0.50,  -9.74, -10.73,  99.90,  -0.49,
04/10 16Z,  -0.50,  -8.20,  -9.71,  99.90,  -1.01,
04/10 17Z,  -0.50,  -7.11,  -8.55,  99.90,  -0.94,
04/10 18Z,  -0.50,  -6.54,  -7.61,  99.90,  -0.57,
04/10 19Z,  -0.50,  -6.14,  -7.13,  99.90,  -0.49,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 20Z,  -0.50,  -6.19,  99.90,  -7.16,  -0.48,
04/10 21Z,  -0.50,  -7.15,  99.90,  -8.11,  -0.46,
04/10 22Z,  -0.50,  -8.96,  99.90,  -9.91,  -0.45,
04/10 23Z,  -0.50, -11.02,  99.90, -11.95,  -0.43,
04/11 00Z,  -0.50, -12.82,  99.90, -13.74,  -0.42,
04/11 01Z,  -0.40, -14.43,  99.90, -15.23,  -0.40,
04/11 02Z,  -0.50, -15.73,  99.90, -16.62,  -0.39,
04/11 03Z,  -0.50, -15.88,  99.90, -16.75,  -0.37,  (min)
04/11 04Z,  -0.50, -14.57,  99.90, -15.43,  -0.36,
04/11 05Z,  -0.60, -12.61,  99.90, -13.56,  -0.34,
04/11 06Z,  -0.60, -10.54,  99.90, -11.47,  -0.33,
04/11 07Z,  -0.60,  -8.24,  99.90,  -9.16,  -0.32,
04/11 08Z,  -0.60,  -6.07,  99.90,  -6.98,  -0.32,
04/11 09Z,  -0.50,  -4.89,  99.90,  -5.70,  -0.32,  (max)
04/11 10Z,  -0.50,  -5.12,  99.90,  -5.94,  -0.32,
04/11 11Z,  -0.50,  -6.38,  99.90,  -7.19,  -0.32,
04/11 12Z,  -0.60,  -7.89,  99.90,  -8.81,  -0.32,
04/11 13Z,  -0.60,  -9.36,  99.90, -10.28,  -0.32,
04/11 14Z,  -0.60, -10.79,  99.90, -11.71,  -0.32,
04/11 15Z,  -0.50, -11.56,  99.90, -12.38,  -0.32,  (min)
04/11 16Z,  -0.50, -11.01,  99.90, -11.82,  -0.32,
04/11 17Z,  -0.40,  -9.68,  99.90, -10.40,  -0.32,
04/11 18Z,  -0.50,  -8.47,  99.90,  -9.28,  -0.32,
04/11 19Z,  -0.50,  -7.36,  99.90,  -8.17,  -0.32,
04/11 20Z,  -0.60,  -6.26,  99.90,  -7.18,  -0.32,
04/11 21Z,  -0.60,  -5.74,  99.90,  -6.65,  -0.32,  (max)
04/11 22Z,  -0.50,  -6.35,  99.90,  -7.16,  -0.32,
04/11 23Z,  -0.40,  -8.01,  99.90,  -8.73,  -0.32,
04/12 00Z,  -0.40, -10.13,  99.90, -10.84,  -0.32,
04/12 01Z,  -0.40, -12.25,  99.90, -12.96,  -0.32,
04/12 02Z,  -0.30, -14.42,  99.90, -15.04,  -0.32,
04/12 03Z,  -0.30, -16.23,  99.90, -16.84,  -0.32,
04/12 04Z,  -0.30, -16.59,  99.90, -17.21,  -0.32,  (min)
04/12 05Z,  -0.30, -15.25,  99.90, -15.87,  -0.32,
04/12 06Z,  -0.40, -13.06,  99.90, -13.78,  -0.32,
04/12 07Z,  -0.40, -10.49,  99.90, -11.21,  -0.32,
04/12 08Z,  -0.30,  -7.61,  99.90,  -8.22,  -0.32,
04/12 09Z,  -0.30,  -5.06,  99.90,  -5.68,  -0.32,
04/12 10Z,  -0.30,  -3.82,  99.90,  -4.43,  -0.32,  (max)
04/12 11Z,  -0.20,  -4.23,  99.90,  -4.75,  -0.32,
04/12 12Z,  -0.20,  -5.82,  99.90,  -6.34,  -0.32,
04/12 13Z,  -0.10,  -7.85,  99.90,  -8.26,  -0.32,
04/12 14Z,  -0.10, -10.03,  99.90, -10.45,  -0.32,
04/12 15Z,  -0.10, -12.17,  99.90, -12.58,  -0.32,
04/12 16Z,  -0.20, -13.31,  99.90, -13.82,  -0.32,  (min)
04/12 17Z,  -0.20, -12.73,  99.90, -13.25,  -0.32,
04/12 18Z,  -0.20, -11.08,  99.90, -11.59,  -0.32,
04/12 19Z,  -0.20,  -9.21,  99.90,  -9.73,  -0.32,
04/12 20Z,  -0.20,  -7.25,  99.90,  -7.76,  -0.32,
04/12 21Z,  -0.20,  -5.43,  99.90,  -5.94,  -0.32,
04/12 22Z,  -0.20,  -4.56,  99.90,  -5.07,  -0.32,  (max)
04/12 23Z,  -0.20,  -5.20,  99.90,  -5.71,  -0.32,
04/13 00Z,  -0.20,  -7.15,  99.90,  -7.66,  -0.32,
04/13 01Z,  -0.30,  -9.72,  99.90, -10.34,  -0.32,
04/13 02Z,  -0.30, -12.45,  99.90, -13.07,  -0.32,
04/13 03Z,  -0.30, -15.23,  99.90, -15.85,  -0.32,
04/13 04Z,  -0.30, -17.31,  99.90, -17.92,  -0.32,
04/13 05Z,  -0.30, -17.44,  99.90, -18.06,  -0.32,  (min)
04/13 06Z,  -0.30, -15.57,  99.90, -16.19,  -0.32,
04/13 07Z,  -0.30, -12.69,  99.90, -13.30,  -0.32,
04/13 08Z,  -0.20,  -9.38,  99.90,  -9.89,  -0.32,
04/13 09Z,  -0.20,  -5.97,  99.90,  -6.48,  -0.32,
04/13 10Z,  -0.10,  -3.37,  99.90,  -3.78,  -0.32,
04/13 11Z,  -0.10,  -2.52,  99.90,  -2.94,  -0.32,  (max)
04/13 12Z,  -0.10,  -3.60,  99.90,  -4.02,  -0.32,
04/13 13Z,  -0.10,  -5.96,  99.90,  -6.37,  -0.32,
04/13 14Z,  -0.10,  -8.80,  99.90,  -9.21,  -0.32,
04/13 15Z,  -0.10, -11.79,  99.90, -12.21,  -0.32,
04/13 16Z,  -0.10, -14.45,  99.90, -14.87,  -0.32,
04/13 17Z,  -0.10, -15.54,  99.90, -15.95,  -0.32,  (min)
04/13 18Z,  -0.10, -14.41,  99.90, -14.82,  -0.32,
04/13 19Z,  -0.10, -11.92,  99.90, -12.33,  -0.32,
04/13 20Z,  -0.10,  -9.05,  99.90,  -9.47,  -0.32,
04/13 21Z,  -0.10,  -6.17,  99.90,  -6.58,  -0.32,
04/13 22Z,   0.00,  -3.86,  99.90,  -4.18,  -0.32,
04/13 23Z,   0.00,  -3.05,  99.90,  -3.37,  -0.32,  (max)
04/14 00Z,   0.00,  -4.16,  99.90,  -4.48,  -0.32,
04/14 01Z,   0.00,  -6.77,  99.90,  -7.08,  -0.32,
04/14 02Z,   0.00, -10.03,  99.90, -10.35,  -0.32,
04/14 03Z,   0.00, -13.43,  99.90, -13.74,  -0.32,
04/14 04Z,   0.00, -16.61,  99.90, -16.93,  -0.32,
04/14 05Z,   0.00, -18.51,  99.90, -18.83,  -0.32,  (min)
04/14 06Z,   0.00, -17.91,  99.90, -18.22,  -0.32,
04/14 07Z,   0.00, -15.06,  99.90, -15.37,  -0.32,
04/14 08Z,   0.00, -11.23,  99.90, -11.54,  -0.32,
04/14 09Z,   0.00,  -7.20,  99.90,  -7.52,  -0.32,
04/14 10Z,   0.00,  -3.60,  99.90,  -3.91,  -0.32,
04/14 11Z,   0.00,  -1.44,  99.90,  -1.76,  -0.32,  (max)
04/14 12Z,   0.00,  -1.50,  99.90,  -1.82,  -0.32,