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
#Seldovia, AK : 05/17/2026 01:23:30 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 06Z,   0.00,  -9.47,  -9.51,  99.90,  -0.04,
05/15 07Z,  -0.10,  -5.04,  -5.23,  99.90,  -0.09,
05/15 08Z,  -0.10,  -1.14,  -1.39,  99.90,  -0.15,
05/15 09Z,  -0.10,   1.16,   1.00,  99.90,  -0.06,
05/15 10Z,  -0.20,   1.24,   1.04,  99.90,  -0.00,  (max)
05/15 11Z,  -0.20,  -0.97,  -1.36,  99.90,  -0.19,
05/15 12Z,  -0.10,  -5.05,  -5.45,  99.90,  -0.30,
05/15 13Z,  -0.10, -10.23, -10.57,  99.90,  -0.24,
05/15 14Z,  -0.20, -15.44, -15.85,  99.90,  -0.21,
05/15 15Z,  -0.30, -19.44, -19.85,  99.90,  -0.11,
05/15 16Z,  -0.40, -21.08, -21.28,  99.90,   0.20,  (min)
05/15 17Z,  -0.40, -19.95, -19.97,  99.90,   0.38,
05/15 18Z,  -0.30, -16.57, -16.60,  99.90,   0.27,
05/15 19Z,  -0.30, -11.83, -12.01,  99.90,   0.12,
05/15 20Z,  -0.30,  -6.81,  -7.03,  99.90,   0.08,
05/15 21Z,  -0.20,  -2.71,  -3.03,  99.90,  -0.12,
05/15 22Z,  -0.20,  -0.49,  -0.88,  99.90,  -0.19,  (max)
05/15 23Z,  -0.30,  -0.56,  -0.93,  99.90,  -0.07,
05/16 00Z,  -0.20,  -2.78,  -3.21,  99.90,  -0.23,
05/16 01Z,  -0.20,  -6.55,  -7.22,  99.90,  -0.47,
05/16 02Z,  -0.30, -10.89, -11.57,  99.90,  -0.38,
05/16 03Z,  -0.30, -14.60, -15.20,  99.90,  -0.30,
05/16 04Z,  -0.40, -16.39, -17.01,  99.90,  -0.22,  (min)
05/16 05Z,  -0.40, -15.53, -15.87,  99.90,   0.06,
05/16 06Z,  -0.30, -12.36, -12.32,  99.90,   0.34,
05/16 07Z,  -0.20,  -7.82,  -7.74,  99.90,   0.28,
05/16 08Z,  -0.20,  -3.05,  -3.18,  99.90,   0.07,
05/16 09Z,  -0.10,   0.76,   0.55,  99.90,  -0.11,
05/16 10Z,  -0.20,   2.56,   2.36,  99.90,   0.00,  (max)
05/16 11Z,  -0.20,   1.85,   1.57,  99.90,  -0.08,
05/16 12Z,  -0.20,  -1.29,  -1.77,  99.90,  -0.28,
05/16 13Z,  -0.30,  -6.30,  -6.75,  99.90,  -0.15,
05/16 14Z,  -0.40, -12.21, -12.49,  99.90,   0.12,
05/16 15Z,  -0.50, -17.77, -18.05,  99.90,   0.22,
05/16 16Z,  -0.50, -21.61, -21.71,  99.90,   0.40,
05/16 17Z,  -0.40, -22.59, -22.47,  99.90,   0.52,  (min)
05/16 18Z,  -0.40, -20.58, -20.46,  99.90,   0.52,
05/16 19Z,  -0.40, -16.33, -16.34,  99.90,   0.39,
05/16 20Z,  -0.40, -10.92, -11.03,  99.90,   0.29,
05/16 21Z,  -0.30,  -5.57,  -5.76,  99.90,   0.11,
05/16 22Z,  -0.40,  -1.48,  -1.84,  99.90,   0.04,
05/16 23Z,  -0.30,   0.44,   0.09,  99.90,  -0.05,  (max)
05/17 00Z,  -0.30,  -0.11,  -0.27,  99.90,   0.14,
05/17 01Z,  -0.30,  -2.89,  -3.07,  99.90,   0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 02Z,  -0.20,  -7.16,  99.90,  -7.24,   0.12,
05/17 03Z,  -0.20, -11.75,  99.90, -11.84,   0.11,
05/17 04Z,  -0.10, -15.32,  99.90, -15.31,   0.10,
05/17 05Z,  -0.10, -16.55,  99.90, -16.55,   0.10,  (min)
05/17 06Z,  -0.10, -14.93,  99.90, -14.94,   0.09,
05/17 07Z,  -0.10, -11.08,  99.90, -11.09,   0.08,
05/17 08Z,   0.00,  -6.13,  99.90,  -6.06,   0.07,
05/17 09Z,   0.00,  -1.33,  99.90,  -1.26,   0.07,
05/17 10Z,   0.00,   2.13,  99.90,   2.19,   0.06,
05/17 11Z,   0.10,   3.29,  99.90,   3.45,   0.05,  (max)
05/17 12Z,   0.20,   1.80,  99.90,   2.05,   0.05,
05/17 13Z,   0.20,  -2.15,  99.90,  -1.91,   0.04,
05/17 14Z,   0.30,  -7.83,  99.90,  -7.49,   0.04,
05/17 15Z,   0.30, -14.12,  99.90, -13.78,   0.04,
05/17 16Z,   0.20, -19.65,  99.90, -19.41,   0.04,
05/17 17Z,   0.10, -22.98,  99.90, -22.84,   0.04,
05/17 18Z,   0.00, -23.18,  99.90, -23.14,   0.04,  (min)
05/17 19Z,   0.00, -20.37,  99.90, -20.33,   0.04,
05/17 20Z,   0.00, -15.53,  99.90, -15.49,   0.04,
05/17 21Z,   0.10,  -9.82,  99.90,  -9.68,   0.04,
05/17 22Z,   0.20,  -4.48,  99.90,  -4.24,   0.04,
05/17 23Z,   0.20,  -0.67,  99.90,  -0.43,   0.04,
05/18 00Z,   0.20,   0.82,  99.90,   1.05,   0.04,  (max)
05/18 01Z,   0.10,  -0.24,  99.90,  -0.10,   0.04,
05/18 02Z,   0.00,  -3.48,  99.90,  -3.44,   0.04,
05/18 03Z,  -0.20,  -8.00,  99.90,  -8.16,   0.04,
05/18 04Z,  -0.30, -12.56,  99.90, -12.82,   0.04,
05/18 05Z,  -0.30, -15.71,  99.90, -15.97,   0.04,
05/18 06Z,  -0.20, -16.26,  99.90, -16.42,   0.04,  (min)
05/18 07Z,  -0.20, -13.98,  99.90, -14.14,   0.04,
05/18 08Z,  -0.10,  -9.72,  99.90,  -9.78,   0.04,
05/18 09Z,  -0.10,  -4.71,  99.90,  -4.77,   0.04,
05/18 10Z,   0.00,  -0.17,  99.90,  -0.13,   0.04,
05/18 11Z,   0.00,   2.77,  99.90,   2.81,   0.04,
05/18 12Z,  -0.10,   3.28,  99.90,   3.21,   0.04,  (max)
05/18 13Z,  -0.20,   1.12,  99.90,   0.96,   0.04,
05/18 14Z,  -0.40,  -3.38,  99.90,  -3.74,   0.04,
05/18 15Z,  -0.40,  -9.37,  99.90,  -9.73,   0.04,
05/18 16Z,  -0.50, -15.63,  99.90, -16.09,   0.04,
05/18 17Z,  -0.40, -20.76,  99.90, -21.12,   0.04,
05/18 18Z,  -0.40, -23.38,  99.90, -23.74,   0.04,  (min)
05/18 19Z,  -0.30, -22.82,  99.90, -23.08,   0.04,
05/18 20Z,  -0.30, -19.48,  99.90, -19.74,   0.04,
05/18 21Z,  -0.20, -14.42,  99.90, -14.59,   0.04,
05/18 22Z,  -0.20,  -8.80,  99.90,  -8.96,   0.04,
05/18 23Z,  -0.20,  -3.76,  99.90,  -3.92,   0.04,
05/19 00Z,  -0.20,  -0.41,  99.90,  -0.57,   0.04,
05/19 01Z,  -0.30,   0.60,  99.90,   0.34,   0.04,  (max)
05/19 02Z,  -0.30,  -0.87,  99.90,  -1.13,   0.04,
05/19 03Z,  -0.40,  -4.35,  99.90,  -4.71,   0.04,
05/19 04Z,  -0.40,  -8.85,  99.90,  -9.21,   0.04,
05/19 05Z,  -0.20, -13.08,  99.90, -13.24,   0.04,
05/19 06Z,  -0.10, -15.65,  99.90, -15.71,   0.04,  (min)
05/19 07Z,   0.00, -15.57,  99.90, -15.53,   0.04,
05/19 08Z,   0.10, -12.88,  99.90, -12.74,   0.04,
05/19 09Z,   0.10,  -8.57,  99.90,  -8.43,   0.04,
05/19 10Z,   0.00,  -3.82,  99.90,  -3.78,   0.04,
05/19 11Z,   0.00,   0.24,  99.90,   0.28,   0.04,
05/19 12Z,   0.00,   2.59,  99.90,   2.63,   0.04,  (max)
05/19 13Z,  -0.20,   2.53,  99.90,   2.37,   0.04,
05/19 14Z,  -0.30,  -0.05,  99.90,  -0.31,   0.04,
05/19 15Z,  -0.30,  -4.75,  99.90,  -5.01,   0.04,
05/19 16Z,  -0.20, -10.64,  99.90, -10.81,   0.04,
05/19 17Z,  -0.20, -16.49,  99.90, -16.65,   0.04,
05/19 18Z,  -0.10, -20.95,  99.90, -21.01,   0.04,
05/19 19Z,  -0.20, -22.84,  99.90, -23.00,   0.04,  (min)
05/19 20Z,  -0.20, -21.72,  99.90, -21.89,   0.04,
05/19 21Z,  -0.30, -18.20,  99.90, -18.46,   0.04,
05/19 22Z,  -0.30, -13.30,  99.90, -13.56,   0.04,
05/19 23Z,  -0.30,  -8.05,  99.90,  -8.31,   0.04,
05/20 00Z,  -0.30,  -3.51,  99.90,  -3.77,   0.04,
05/20 01Z,  -0.20,  -0.67,  99.90,  -0.83,   0.04,
05/20 02Z,  -0.20,  -0.09,  99.90,  -0.25,   0.04,  (max)
05/20 03Z,  -0.30,  -1.79,  99.90,  -2.05,   0.04,
05/20 04Z,  -0.40,  -5.24,  99.90,  -5.60,   0.04,
05/20 05Z,  -0.30,  -9.44,  99.90,  -9.70,   0.04,
05/20 06Z,  -0.30, -13.16,  99.90, -13.42,   0.04,
05/20 07Z,  -0.20, -15.14,  99.90, -15.30,   0.04,  (min)
05/20 08Z,  -0.10, -14.64,  99.90, -14.70,   0.04,
05/20 09Z,  -0.10, -11.89,  99.90, -11.95,   0.04,
05/20 10Z,  -0.10,  -7.87,  99.90,  -7.93,   0.04,
05/20 11Z,  -0.10,  -3.64,  99.90,  -3.70,   0.04,
05/20 12Z,  -0.10,  -0.16,  99.90,  -0.22,   0.04,
05/20 13Z,  -0.20,   1.65,  99.90,   1.49,   0.04,  (max)
05/20 14Z,  -0.20,   1.22,  99.90,   1.06,   0.04,
05/20 15Z,  -0.30,  -1.50,  99.90,  -1.76,   0.04,
05/20 16Z,  -0.30,  -6.02,  99.90,  -6.28,   0.04,
05/20 17Z,  -0.20, -11.43,  99.90, -11.59,   0.04,
05/20 18Z,  -0.10, -16.58,  99.90, -16.64,   0.04,