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.

	Port Heiden, AK

	Egegik, AK

	Naknek, AK

	Clark's Pt, AK

	Goodnews Bay

	Quinhagak, AK

	Kuskokwak, AK

	Eek, Apokak, AK

	Popokamute, AK

	Scammon Bay AK

	St. Lawrence, AK

	Kwikluak, AK

	Kawanak, AK

	Apoon, Yukon, AK

	St. Michaels, AK

	Golovin, AK

	Nome, AK

	Port Clarence, AK

	Kotzebue, AK

	Pt. Barrow, AK

	Prudhoe Bay, AK

	St. Paul Island AK
#Seldovia, AK : 07/17/2025 09:21:35 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 18Z,  -1.10, -18.78, -19.21,  99.90,   0.67,
07/15 19Z,  -1.00, -22.47, -23.00,  99.90,   0.47,
07/15 20Z,  -1.00, -24.33, -24.87,  99.90,   0.46,  (min)
07/15 21Z,  -0.90, -23.76, -24.23,  99.90,   0.43,
07/15 22Z,  -0.80, -20.97, -21.49,  99.90,   0.28,
07/15 23Z,  -0.80, -16.86, -17.63,  99.90,   0.03,
07/16 00Z,  -0.90, -12.43, -13.21,  99.90,   0.12,
07/16 01Z,  -0.90,  -8.52,  -9.11,  99.90,   0.31,
07/16 02Z,  -0.90,  -5.95,  -6.56,  99.90,   0.29,
07/16 03Z,  -0.90,  -5.34,  -5.96,  99.90,   0.28,  (max)
07/16 04Z,  -0.90,  -6.83,  -7.42,  99.90,   0.31,
07/16 05Z,  -0.90,  -9.99, -10.56,  99.90,   0.33,
07/16 06Z,  -1.00, -13.99, -14.49,  99.90,   0.50,
07/16 07Z,  -0.90, -17.78, -18.47,  99.90,   0.21,
07/16 08Z,  -0.90, -20.39, -21.25,  99.90,   0.04,
07/16 09Z,  -0.80, -21.05, -21.75,  99.90,   0.10,  (min)
07/16 10Z,  -0.80, -19.55, -20.08,  99.90,   0.27,
07/16 11Z,  -0.80, -16.53, -17.01,  99.90,   0.32,
07/16 12Z,  -0.80, -12.97, -13.47,  99.90,   0.30,
07/16 13Z,  -0.80,  -9.69,  -9.99,  99.90,   0.50,
07/16 14Z,  -0.70,  -7.45,  -7.51,  99.90,   0.64,
07/16 15Z,  -0.70,  -6.89,  -7.00,  99.90,   0.59,  (max)
07/16 16Z,  -0.60,  -8.26,  -8.55,  99.90,   0.31,
07/16 17Z,  -0.40, -11.28, -11.43,  99.90,   0.25,
07/16 18Z,  -0.60, -15.20, -15.23,  99.90,   0.57,
07/16 19Z,  -0.60, -19.04, -19.08,  99.90,   0.56,
07/16 20Z,  -0.50, -21.86, -22.10,  99.90,   0.26,
07/16 21Z,  -0.40, -22.88, -23.15,  99.90,   0.13,  (min)
07/16 22Z,  -0.40, -21.70, -21.87,  99.90,   0.23,
07/16 23Z,  -0.40, -18.66, -18.99,  99.90,   0.07,
07/17 00Z,  -0.40, -14.70, -15.22,  99.90,  -0.12,
07/17 01Z,  -0.50, -10.73, -11.21,  99.90,   0.02,
07/17 02Z,  -0.50,  -7.48,  -7.74,  99.90,   0.24,
07/17 03Z,  -0.40,  -5.67,  -5.96,  99.90,   0.11,  (max)
07/17 04Z,  -0.40,  -5.77,  -6.17,  99.90,  -0.00,
07/17 05Z,  -0.30,  -7.73,  -8.15,  99.90,  -0.12,
07/17 06Z,  -0.30, -11.06, -11.39,  99.90,  -0.03,
07/17 07Z,  -0.40, -14.92, -15.31,  99.90,   0.01,
07/17 08Z,  -0.40, -18.37, -19.04,  99.90,  -0.27,
07/17 09Z,  -0.40, -20.60, -21.38,  99.90,  -0.38,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 10Z,  -0.40, -20.99,  99.90, -21.72,  -0.33,  (min)
07/17 11Z,  -0.40, -19.47,  99.90, -20.15,  -0.28,
07/17 12Z,  -0.50, -16.70,  99.90, -17.43,  -0.23,
07/17 13Z,  -0.50, -13.53,  99.90, -14.21,  -0.18,
07/17 14Z,  -0.50, -10.66,  99.90, -11.29,  -0.13,
07/17 15Z,  -0.40,  -8.73,  99.90,  -9.21,  -0.08,
07/17 16Z,  -0.40,  -8.31,  99.90,  -8.74,  -0.03,  (max)
07/17 17Z,  -0.30,  -9.56,  99.90,  -9.84,   0.01,
07/17 18Z,  -0.30, -12.15,  99.90, -12.38,   0.06,
07/17 19Z,  -0.30, -15.40,  99.90, -15.58,   0.11,
07/17 20Z,  -0.30, -18.45,  99.90, -18.59,   0.16,
07/17 21Z,  -0.30, -20.54,  99.90, -20.63,   0.21,
07/17 22Z,  -0.30, -21.01,  99.90, -21.10,   0.21,  (min)
07/17 23Z,  -0.20, -19.57,  99.90, -19.56,   0.21,
07/18 00Z,  -0.20, -16.63,  99.90, -16.62,   0.21,
07/18 01Z,  -0.20, -13.08,  99.90, -13.07,   0.21,
07/18 02Z,  -0.20,  -9.65,  99.90,  -9.64,   0.21,
07/18 03Z,  -0.20,  -7.01,  99.90,  -7.00,   0.21,
07/18 04Z,  -0.20,  -5.77,  99.90,  -5.76,   0.21,  (max)
07/18 05Z,  -0.20,  -6.29,  99.90,  -6.28,   0.21,
07/18 06Z,  -0.20,  -8.44,  99.90,  -8.43,   0.21,
07/18 07Z,  -0.30, -11.71,  99.90, -11.80,   0.21,
07/18 08Z,  -0.20, -15.34,  99.90, -15.33,   0.21,
07/18 09Z,  -0.10, -18.55,  99.90, -18.44,   0.21,
07/18 10Z,  -0.10, -20.64,  99.90, -20.53,   0.21,
07/18 11Z,   0.00, -21.06,  99.90, -20.85,   0.21,  (min)
07/18 12Z,   0.00, -19.78,  99.90, -19.57,   0.21,
07/18 13Z,  -0.10, -17.41,  99.90, -17.30,   0.21,
07/18 14Z,  -0.20, -14.63,  99.90, -14.62,   0.21,
07/18 15Z,  -0.30, -11.99,  99.90, -12.08,   0.21,
07/18 16Z,  -0.30, -10.12,  99.90, -10.21,   0.21,
07/18 17Z,  -0.30,  -9.51,  99.90,  -9.60,   0.21,  (max)
07/18 18Z,  -0.30, -10.33,  99.90, -10.41,   0.21,
07/18 19Z,  -0.20, -12.28,  99.90, -12.27,   0.21,
07/18 20Z,  -0.10, -14.82,  99.90, -14.70,   0.21,
07/18 21Z,   0.00, -17.23,  99.90, -17.02,   0.21,
07/18 22Z,   0.00, -18.87,  99.90, -18.66,   0.21,
07/18 23Z,   0.00, -19.16,  99.90, -18.95,   0.21,  (min)
07/19 00Z,   0.00, -17.81,  99.90, -17.60,   0.21,
07/19 01Z,  -0.10, -15.23,  99.90, -15.12,   0.21,
07/19 02Z,  -0.10, -12.16,  99.90, -12.05,   0.21,
07/19 03Z,  -0.20,  -9.21,  99.90,  -9.20,   0.21,
07/19 04Z,  -0.20,  -6.96,  99.90,  -6.95,   0.21,
07/19 05Z,  -0.20,  -6.02,  99.90,  -6.01,   0.21,  (max)
07/19 06Z,  -0.10,  -6.66,  99.90,  -6.54,   0.21,
07/19 07Z,   0.00,  -8.75,  99.90,  -8.54,   0.21,
07/19 08Z,   0.00, -11.86,  99.90, -11.65,   0.21,
07/19 09Z,   0.10, -15.32,  99.90, -15.01,   0.21,
07/19 10Z,   0.10, -18.48,  99.90, -18.17,   0.21,
07/19 11Z,   0.10, -20.70,  99.90, -20.39,   0.21,
07/19 12Z,   0.10, -21.40,  99.90, -21.09,   0.21,  (min)
07/19 13Z,   0.00, -20.54,  99.90, -20.33,   0.21,
07/19 14Z,  -0.10, -18.57,  99.90, -18.46,   0.21,
07/19 15Z,  -0.20, -16.02,  99.90, -16.01,   0.21,
07/19 16Z,  -0.30, -13.38,  99.90, -13.47,   0.21,
07/19 17Z,  -0.20, -11.26,  99.90, -11.25,   0.21,
07/19 18Z,  -0.20, -10.20,  99.90, -10.19,   0.21,  (max)
07/19 19Z,  -0.10, -10.41,  99.90, -10.30,   0.21,
07/19 20Z,   0.00, -11.71,  99.90, -11.50,   0.21,
07/19 21Z,   0.00, -13.67,  99.90, -13.46,   0.21,
07/19 22Z,   0.00, -15.73,  99.90, -15.51,   0.21,
07/19 23Z,   0.00, -17.29,  99.90, -17.08,   0.21,
07/20 00Z,   0.00, -17.74,  99.90, -17.53,   0.21,  (min)
07/20 01Z,   0.00, -16.75,  99.90, -16.54,   0.21,
07/20 02Z,  -0.10, -14.62,  99.90, -14.51,   0.21,
07/20 03Z,  -0.10, -11.94,  99.90, -11.83,   0.21,
07/20 04Z,  -0.10,  -9.24,  99.90,  -9.13,   0.21,
07/20 05Z,  -0.10,  -7.11,  99.90,  -7.00,   0.21,
07/20 06Z,  -0.10,  -6.15,  99.90,  -6.04,   0.21,  (max)
07/20 07Z,  -0.10,  -6.67,  99.90,  -6.56,   0.21,
07/20 08Z,   0.00,  -8.59,  99.90,  -8.38,   0.21,
07/20 09Z,   0.00, -11.55,  99.90, -11.34,   0.21,
07/20 10Z,   0.00, -15.00,  99.90, -14.79,   0.21,
07/20 11Z,   0.00, -18.37,  99.90, -18.16,   0.21,
07/20 12Z,  -0.10, -20.96,  99.90, -20.85,   0.21,
07/20 13Z,  -0.20, -22.12,  99.90, -22.11,   0.21,  (min)
07/20 14Z,  -0.30, -21.68,  99.90, -21.77,   0.21,
07/20 15Z,  -0.40, -19.98,  99.90, -20.17,   0.21,
07/20 16Z,  -0.40, -17.42,  99.90, -17.61,   0.21,
07/20 17Z,  -0.40, -14.49,  99.90, -14.68,   0.21,
07/20 18Z,  -0.30, -11.88,  99.90, -11.97,   0.21,
07/20 19Z,  -0.20, -10.23,  99.90, -10.22,   0.21,
07/20 20Z,  -0.10,  -9.82,  99.90,  -9.71,   0.21,  (max)
07/20 21Z,   0.00, -10.61,  99.90, -10.40,   0.21,
07/20 22Z,   0.00, -12.28,  99.90, -12.07,   0.21,
07/20 23Z,  -0.10, -14.35,  99.90, -14.24,   0.21,
07/21 00Z,  -0.20, -16.19,  99.90, -16.18,   0.21,
07/21 01Z,  99.90, -17.06,  99.90,  99.90,   0.21,
07/21 02Z,  99.90, -16.51,  99.90,  99.90,   0.21,
07/21 03Z,  99.90, -14.75,  99.90,  99.90,   0.21,
07/21 04Z,  99.90, -12.24,  99.90,  99.90,   0.21,
07/21 05Z,  99.90,  -9.50,  99.90,  99.90,   0.21,
07/21 06Z,  99.90,  -7.18,  99.90,  99.90,   0.21,