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 : 08/18/2026 11:23:40 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 12Z,  -0.10, -12.89, -12.94,  99.90,   0.05,
08/16 13Z,  -0.10,  -7.27,  -7.50,  99.90,  -0.13,
08/16 14Z,  -0.10,  -2.66,  -3.15,  99.90,  -0.39,
08/16 15Z,   0.00,   0.24,  -0.16,  99.90,  -0.40,
08/16 16Z,  -0.10,   0.77,   0.50,  99.90,  -0.17,  (max)
08/16 17Z,  -0.10,  -1.34,  -1.68,  99.90,  -0.24,
08/16 18Z,  -0.10,  -5.56,  -6.09,  99.90,  -0.43,
08/16 19Z,  -0.10, -10.72, -11.02,  99.90,  -0.20,
08/16 20Z,  -0.10, -15.64, -15.41,  99.90,   0.33,
08/16 21Z,  -0.10, -19.45, -19.37,  99.90,   0.18,
08/16 22Z,  -0.10, -21.04, -21.70,  99.90,  -0.56,  (min)
08/16 23Z,  -0.10, -19.18, -20.03,  99.90,  -0.75,
08/17 00Z,  -0.10, -14.25, -13.99,  99.90,   0.36,
08/17 01Z,  -0.10,  -8.36,  -8.35,  99.90,   0.11,
08/17 02Z,  -0.10,  -3.28,  -3.54,  99.90,  -0.16,
08/17 03Z,  -0.10,   0.25,   0.17,  99.90,   0.02,
08/17 04Z,   0.00,   1.66,   1.62,  99.90,  -0.04,  (max)
08/17 05Z,   0.00,   0.54,   0.35,  99.90,  -0.19,
08/17 06Z,   0.00,  -2.91,  -3.38,  99.90,  -0.47,
08/17 07Z,   0.00,  -7.75,  -8.19,  99.90,  -0.44,
08/17 08Z,   0.10, -12.75, -12.52,  99.90,   0.13,
08/17 09Z,   0.10, -17.03, -16.65,  99.90,   0.28,
08/17 10Z,   0.10, -19.80, -19.56,  99.90,   0.14,
08/17 11Z,   0.30, -19.85, -19.89,  99.90,  -0.34,  (min)
08/17 12Z,   0.30, -16.67, -16.35,  99.90,   0.02,
08/17 13Z,   0.50, -11.71, -11.32,  99.90,  -0.11,
08/17 14Z,   0.50,  -6.91,  -6.87,  99.90,  -0.46,
08/17 15Z,   0.60,  -3.19,  -3.05,  99.90,  -0.46,
08/17 16Z,   0.60,  -1.02,  -0.89,  99.90,  -0.47,  (max)
08/17 17Z,   0.70,  -1.00,  -0.92,  99.90,  -0.62,
08/17 18Z,   0.90,  -3.30,  -3.34,  99.90,  -0.94,
08/17 19Z,   0.90,  -7.30,  -7.42,  99.90,  -1.02,
08/17 20Z,   1.00, -11.75, -11.51,  99.90,  -0.76,
08/17 21Z,   1.00, -15.57, -15.25,  99.90,  -0.68,
08/17 22Z,   1.10, -18.10, -18.21,  99.90,  -1.21,
08/17 23Z,   1.10, -18.45, -18.89,  99.90,  -1.54,  (min)
08/18 00Z,   1.00, -15.82, -15.76,  99.90,  -0.94,
08/18 01Z,   1.00, -11.03, -10.83,  99.90,  -0.80,
08/18 02Z,   1.10,  -6.10,  -6.35,  99.90,  -1.35,
08/18 03Z,   1.00,  -2.31,  -2.65,  99.90,  -1.34,
08/18 04Z,   1.00,  -0.01,  -0.07,  99.90,  -1.06,
08/18 05Z,   1.00,   0.42,   0.38,  99.90,  -1.04,  (max)
08/18 06Z,   0.90,  -1.35,  -1.62,  99.90,  -1.17,
08/18 07Z,   0.90,  -4.99,  -5.49,  99.90,  -1.40,
08/18 08Z,   0.90,  -9.49,  -9.72,  99.90,  -1.13,
08/18 09Z,   0.90, -13.72, -13.71,  99.90,  -0.89,
08/18 10Z,   0.90, -17.06, -17.28,  99.90,  -1.12,
08/18 11Z,   0.90, -18.94, -19.43,  99.90,  -1.39,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/18 12Z,   0.80, -18.38,  99.90, -18.88,  -1.30,
08/18 13Z,   0.80, -15.25,  99.90, -15.66,  -1.21,
08/18 14Z,   0.80, -11.04,  99.90, -11.35,  -1.12,
08/18 15Z,   0.70,  -7.24,  99.90,  -7.57,  -1.03,
08/18 16Z,   0.70,  -4.34,  99.90,  -4.58,  -0.93,
08/18 17Z,   0.60,  -2.70,  99.90,  -2.94,  -0.84,  (max)
08/18 18Z,   0.60,  -2.89,  99.90,  -3.04,  -0.75,
08/18 19Z,   0.50,  -5.05,  99.90,  -5.21,  -0.66,
08/18 20Z,   0.40,  -8.45,  99.90,  -8.62,  -0.57,
08/18 21Z,   0.40, -11.88,  99.90, -11.96,  -0.48,
08/18 22Z,   0.40, -14.49,  99.90, -14.48,  -0.38,
08/18 23Z,   0.30, -15.90,  99.90, -15.89,  -0.29,  (min)
08/19 00Z,   0.30, -15.46,  99.90, -15.46,  -0.29,
08/19 01Z,   0.30, -12.70,  99.90, -12.69,  -0.29,
08/19 02Z,   0.30,  -8.62,  99.90,  -8.61,  -0.29,
08/19 03Z,   0.30,  -4.95,  99.90,  -4.95,  -0.29,
08/19 04Z,   0.30,  -2.43,  99.90,  -2.42,  -0.29,
08/19 05Z,   0.30,  -1.11,  99.90,  -1.10,  -0.29,  (max)
08/19 06Z,   0.20,  -1.32,  99.90,  -1.41,  -0.29,
08/19 07Z,   0.20,  -3.32,  99.90,  -3.41,  -0.29,
08/19 08Z,   0.20,  -6.72,  99.90,  -6.81,  -0.29,
08/19 09Z,   0.10, -10.51,  99.90, -10.71,  -0.29,
08/19 10Z,   0.10, -13.80,  99.90, -13.99,  -0.29,
08/19 11Z,   0.10, -16.29,  99.90, -16.48,  -0.29,
08/19 12Z,   0.00, -17.61,  99.90, -17.90,  -0.29,  (min)
08/19 13Z,   0.00, -16.93,  99.90, -17.23,  -0.29,
08/19 14Z,   0.00, -14.31,  99.90, -14.60,  -0.29,
08/19 15Z,   0.00, -11.07,  99.90, -11.36,  -0.29,
08/19 16Z,  -0.10,  -8.21,  99.90,  -8.60,  -0.29,
08/19 17Z,  -0.10,  -5.88,  99.90,  -6.28,  -0.29,
08/19 18Z,  -0.20,  -4.44,  99.90,  -4.93,  -0.29,  (max)
08/19 19Z,  -0.20,  -4.52,  99.90,  -5.01,  -0.29,
08/19 20Z,  -0.20,  -6.20,  99.90,  -6.69,  -0.29,
08/19 21Z,  -0.20,  -8.75,  99.90,  -9.24,  -0.29,
08/19 22Z,  -0.20, -11.08,  99.90, -11.58,  -0.29,
08/19 23Z,  -0.30, -12.67,  99.90, -13.26,  -0.29,
08/20 00Z,  -0.30, -13.40,  99.90, -13.99,  -0.29,  (min)
08/20 01Z,  -0.30, -12.75,  99.90, -13.34,  -0.29,
08/20 02Z,  -0.40, -10.39,  99.90, -11.08,  -0.29,
08/20 03Z,  -0.40,  -7.35,  99.90,  -8.04,  -0.29,
08/20 04Z,  -0.40,  -4.94,  99.90,  -5.63,  -0.29,
08/20 05Z,  -0.40,  -3.40,  99.90,  -4.09,  -0.29,
08/20 06Z,  -0.40,  -2.66,  99.90,  -3.35,  -0.29,  (max)
08/20 07Z,  -0.40,  -3.08,  99.90,  -3.77,  -0.29,
08/20 08Z,  -0.50,  -4.91,  99.90,  -5.70,  -0.29,
08/20 09Z,  -0.40,  -7.73,  99.90,  -8.43,  -0.29,
08/20 10Z,  -0.40, -10.67,  99.90, -11.37,  -0.29,
08/20 11Z,  -0.40, -13.13,  99.90, -13.82,  -0.29,
08/20 12Z,  -0.40, -15.11,  99.90, -15.80,  -0.29,
08/20 13Z,  -0.40, -16.33,  99.90, -17.02,  -0.29,  (min)
08/20 14Z,  -0.40, -15.98,  99.90, -16.67,  -0.29,
08/20 15Z,  -0.40, -14.11,  99.90, -14.80,  -0.29,
08/20 16Z,  -0.50, -11.79,  99.90, -12.58,  -0.29,
08/20 17Z,  -0.50,  -9.57,  99.90, -10.36,  -0.29,
08/20 18Z,  -0.50,  -7.43,  99.90,  -8.22,  -0.29,
08/20 19Z,  -0.60,  -5.84,  99.90,  -6.73,  -0.29,
08/20 20Z,  -0.60,  -5.51,  99.90,  -6.40,  -0.29,  (max)
08/20 21Z,  -0.50,  -6.52,  99.90,  -7.31,  -0.29,
08/20 22Z,  -0.50,  -8.18,  99.90,  -8.97,  -0.29,
08/20 23Z,  -0.50,  -9.62,  99.90, -10.41,  -0.29,
08/21 00Z,  -0.50, -10.62,  99.90, -11.41,  -0.29,
08/21 01Z,  -0.50, -11.23,  99.90, -12.02,  -0.29,  (min)
08/21 02Z,  -0.40, -10.87,  99.90, -11.57,  -0.29,
08/21 03Z,  -0.40,  -9.25,  99.90,  -9.94,  -0.29,
08/21 04Z,  -0.40,  -7.25,  99.90,  -7.95,  -0.29,
08/21 05Z,  -0.40,  -5.79,  99.90,  -6.48,  -0.29,
08/21 06Z,  -0.40,  -4.77,  99.90,  -5.46,  -0.29,
08/21 07Z,  -0.40,  -4.13,  99.90,  -4.83,  -0.29,  (max)
08/21 08Z,  -0.40,  -4.37,  99.90,  -5.06,  -0.29,
08/21 09Z,  -0.40,  -5.74,  99.90,  -6.44,  -0.29,
08/21 10Z,  -0.40,  -7.90,  99.90,  -8.59,  -0.29,
08/21 11Z,  -0.30, -10.11,  99.90, -10.71,  -0.29,
08/21 12Z,  -0.30, -12.10,  99.90, -12.69,  -0.29,
08/21 13Z,  -0.30, -14.06,  99.90, -14.66,  -0.29,
08/21 14Z,  -0.30, -15.61,  99.90, -16.20,  -0.29,
08/21 15Z,  -0.30, -15.80,  99.90, -16.39,  -0.29,  (min)
08/21 16Z,  -0.30, -14.64,  99.90, -15.23,  -0.29,
08/21 17Z,  -0.30, -12.93,  99.90, -13.52,  -0.29,
08/21 18Z,  -0.30, -10.90,  99.90, -11.50,  -0.29,
08/21 19Z,  -0.30,  -8.55,  99.90,  -9.14,  -0.29,
08/21 20Z,  -0.30,  -6.52,  99.90,  -7.11,  -0.29,
08/21 21Z,  -0.30,  -5.64,  99.90,  -6.23,  -0.29,  (max)
08/21 22Z,  -0.20,  -6.01,  99.90,  -6.51,  -0.29,
08/21 23Z,  -0.20,  -7.01,  99.90,  -7.50,  -0.29,
08/22 00Z,  -0.20,  -7.99,  99.90,  -8.49,  -0.29,