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
#Arena Cove, CA : 11/16/2025 13:20:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/14 18Z,   0.60,   3.79,   4.25,  99.90,  -0.14,
11/14 19Z,   0.50,   2.90,   3.42,  99.90,   0.02,
11/14 20Z,   0.60,   2.18,   2.71,  99.90,  -0.07,
11/14 21Z,   0.60,   1.80,   2.23,  99.90,  -0.17,  (min)
11/14 22Z,   0.50,   1.83,   2.31,  99.90,  -0.02,
11/14 23Z,   0.50,   2.24,   2.73,  99.90,  -0.01,
11/15 00Z,   0.70,   2.89,   3.35,  99.90,  -0.24,
11/15 01Z,   0.70,   3.59,   4.07,  99.90,  -0.22,
11/15 02Z,   0.60,   4.13,   4.57,  99.90,  -0.16,
11/15 03Z,   0.60,   4.36,   4.78,  99.90,  -0.18,  (max)
11/15 04Z,   0.60,   4.20,   4.55,  99.90,  -0.25,
11/15 05Z,   0.60,   3.67,   4.00,  99.90,  -0.27,
11/15 06Z,   0.50,   2.91,   3.30,  99.90,  -0.11,
11/15 07Z,   0.50,   2.12,   2.64,  99.90,   0.02,
11/15 08Z,   0.50,   1.50,   2.06,  99.90,   0.06,
11/15 09Z,   0.50,   1.25,   1.90,  99.90,   0.15,  (min)
11/15 10Z,   0.50,   1.45,   2.08,  99.90,   0.13,
11/15 11Z,   0.50,   2.09,   2.78,  99.90,   0.19,
11/15 12Z,   0.50,   3.03,   3.77,  99.90,   0.24,
11/15 13Z,   0.50,   4.08,   4.79,  99.90,   0.21,
11/15 14Z,   0.50,   4.99,   5.64,  99.90,   0.15,
11/15 15Z,   0.50,   5.55,   6.16,  99.90,   0.11,
11/15 16Z,   0.50,   5.63,   6.26,  99.90,   0.13,  (max)
11/15 17Z,   0.60,   5.20,   5.77,  99.90,  -0.03,
11/15 18Z,   0.80,   4.37,   4.92,  99.90,  -0.25,
11/15 19Z,   0.80,   3.33,   3.96,  99.90,  -0.17,
11/15 20Z,   0.90,   2.30,   2.94,  99.90,  -0.26,
11/15 21Z,   0.90,   1.53,   2.21,  99.90,  -0.22,
11/15 22Z,   0.90,   1.17,   1.91,  99.90,  -0.16,  (min)
11/15 23Z,   0.90,   1.27,   2.03,  99.90,  -0.14,
11/16 00Z,   1.10,   1.79,   2.56,  99.90,  -0.33,
11/16 01Z,   1.10,   2.56,   3.25,  99.90,  -0.41,
11/16 02Z,   1.10,   3.37,   4.06,  99.90,  -0.41,
11/16 03Z,   1.10,   4.00,   4.65,  99.90,  -0.45,
11/16 04Z,   1.10,   4.29,   4.93,  99.90,  -0.46,  (max)
11/16 05Z,   1.10,   4.17,   4.80,  99.90,  -0.47,
11/16 06Z,   1.00,   3.69,   4.35,  99.90,  -0.34,
11/16 07Z,   0.90,   3.00,   3.73,  99.90,  -0.17,
11/16 08Z,   1.00,   2.31,   3.10,  99.90,  -0.21,
11/16 09Z,   1.00,   1.83,   2.61,  99.90,  -0.22,
11/16 10Z,   0.90,   1.72,   2.48,  99.90,  -0.14,  (min)
11/16 11Z,   0.90,   2.06,   2.80,  99.90,  -0.16,
11/16 12Z,   0.90,   2.79,   3.58,  99.90,  -0.11,
11/16 13Z,   0.90,   3.76,   4.54,  99.90,  -0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/16 14Z,   0.90,   4.74,  99.90,   5.53,  -0.11,
11/16 15Z,   0.90,   5.50,  99.90,   6.29,  -0.11,
11/16 16Z,   0.90,   5.83,  99.90,   6.63,  -0.10,  (max)
11/16 17Z,   0.90,   5.64,  99.90,   6.45,  -0.09,
11/16 18Z,   0.90,   4.94,  99.90,   5.76,  -0.08,
11/16 19Z,   0.90,   3.88,  99.90,   4.71,  -0.08,
11/16 20Z,   0.90,   2.68,  99.90,   3.51,  -0.07,
11/16 21Z,   0.90,   1.60,  99.90,   2.44,  -0.06,
11/16 22Z,   0.90,   0.86,  99.90,   1.70,  -0.05,
11/16 23Z,   1.00,   0.60,  99.90,   1.56,  -0.05,  (min)
11/17 00Z,   1.00,   0.86,  99.90,   1.82,  -0.04,
11/17 01Z,   1.00,   1.53,  99.90,   2.50,  -0.03,
11/17 02Z,   1.00,   2.43,  99.90,   3.40,  -0.03,
11/17 03Z,   1.00,   3.33,  99.90,   4.30,  -0.03,
11/17 04Z,   1.00,   3.99,  99.90,   4.96,  -0.03,
11/17 05Z,   1.00,   4.28,  99.90,   5.25,  -0.03,  (max)
11/17 06Z,   1.00,   4.16,  99.90,   5.13,  -0.03,
11/17 07Z,   1.00,   3.70,  99.90,   4.67,  -0.03,
11/17 08Z,   1.00,   3.07,  99.90,   4.04,  -0.03,
11/17 09Z,   1.00,   2.49,  99.90,   3.46,  -0.03,
11/17 10Z,   1.00,   2.17,  99.90,   3.14,  -0.03,  (min)
11/17 11Z,   1.00,   2.23,  99.90,   3.20,  -0.03,
11/17 12Z,   1.00,   2.71,  99.90,   3.68,  -0.03,
11/17 13Z,   1.00,   3.52,  99.90,   4.49,  -0.03,
11/17 14Z,   1.00,   4.48,  99.90,   5.45,  -0.03,
11/17 15Z,   1.00,   5.34,  99.90,   6.31,  -0.03,
11/17 16Z,   0.90,   5.88,  99.90,   6.75,  -0.03,
11/17 17Z,   0.90,   5.93,  99.90,   6.80,  -0.03,  (max)
11/17 18Z,   0.90,   5.43,  99.90,   6.30,  -0.03,
11/17 19Z,   0.80,   4.46,  99.90,   5.23,  -0.03,
11/17 20Z,   0.80,   3.21,  99.90,   3.98,  -0.03,
11/17 21Z,   0.80,   1.93,  99.90,   2.70,  -0.03,
11/17 22Z,   0.80,   0.88,  99.90,   1.65,  -0.03,
11/17 23Z,   0.80,   0.27,  99.90,   1.03,  -0.03,
11/18 00Z,   0.80,   0.20,  99.90,   0.97,  -0.03,  (min)
11/18 01Z,   0.80,   0.66,  99.90,   1.43,  -0.03,
11/18 02Z,   0.80,   1.50,  99.90,   2.27,  -0.03,
11/18 03Z,   0.80,   2.51,  99.90,   3.28,  -0.03,
11/18 04Z,   0.70,   3.44,  99.90,   4.11,  -0.03,
11/18 05Z,   0.70,   4.08,  99.90,   4.75,  -0.03,
11/18 06Z,   0.70,   4.32,  99.90,   4.99,  -0.03,  (max)
11/18 07Z,   0.70,   4.15,  99.90,   4.82,  -0.03,
11/18 08Z,   0.70,   3.69,  99.90,   4.36,  -0.03,
11/18 09Z,   0.70,   3.12,  99.90,   3.79,  -0.03,
11/18 10Z,   0.70,   2.67,  99.90,   3.34,  -0.03,
11/18 11Z,   0.60,   2.52,  99.90,   3.09,  -0.03,  (min)
11/18 12Z,   0.60,   2.75,  99.90,   3.32,  -0.03,
11/18 13Z,   0.60,   3.37,  99.90,   3.93,  -0.03,
11/18 14Z,   0.60,   4.22,  99.90,   4.79,  -0.03,
11/18 15Z,   0.60,   5.11,  99.90,   5.68,  -0.03,
11/18 16Z,   0.60,   5.80,  99.90,   6.37,  -0.03,
11/18 17Z,   0.60,   6.06,  99.90,   6.63,  -0.03,  (max)
11/18 18Z,   0.60,   5.80,  99.90,   6.37,  -0.03,
11/18 19Z,   0.60,   5.01,  99.90,   5.58,  -0.03,
11/18 20Z,   0.60,   3.81,  99.90,   4.38,  -0.03,
11/18 21Z,   0.60,   2.45,  99.90,   3.02,  -0.03,
11/18 22Z,   0.60,   1.17,  99.90,   1.74,  -0.03,
11/18 23Z,   0.70,   0.25,  99.90,   0.92,  -0.03,
11/19 00Z,   0.60,  -0.16,  99.90,   0.41,  -0.03,  (min)
11/19 01Z,   0.70,   0.01,  99.90,   0.68,  -0.03,
11/19 02Z,   0.60,   0.68,  99.90,   1.25,  -0.03,
11/19 03Z,   0.60,   1.67,  99.90,   2.24,  -0.03,
11/19 04Z,   0.60,   2.73,  99.90,   3.30,  -0.03,
11/19 05Z,   0.60,   3.64,  99.90,   4.21,  -0.03,
11/19 06Z,   0.60,   4.20,  99.90,   4.77,  -0.03,
11/19 07Z,   0.60,   4.35,  99.90,   4.92,  -0.03,  (max)
11/19 08Z,   0.60,   4.12,  99.90,   4.69,  -0.03,
11/19 09Z,   0.60,   3.66,  99.90,   4.23,  -0.03,
11/19 10Z,   0.60,   3.17,  99.90,   3.74,  -0.03,
11/19 11Z,   0.60,   2.86,  99.90,   3.43,  -0.03,  (min)
11/19 12Z,   0.60,   2.88,  99.90,   3.45,  -0.03,
11/19 13Z,   0.70,   3.27,  99.90,   3.94,  -0.03,
11/19 14Z,   0.60,   3.98,  99.90,   4.55,  -0.03,
11/19 15Z,   0.60,   4.83,  99.90,   5.40,  -0.03,
11/19 16Z,   0.60,   5.60,  99.90,   6.17,  -0.03,
11/19 17Z,   0.60,   6.05,  99.90,   6.62,  -0.03,  (max)
11/19 18Z,   0.60,   6.03,  99.90,   6.60,  -0.03,
11/19 19Z,   0.60,   5.47,  99.90,   6.04,  -0.03,
11/19 20Z,   0.50,   4.43,  99.90,   4.90,  -0.03,
11/19 21Z,   0.60,   3.09,  99.90,   3.66,  -0.03,
11/19 22Z,   0.60,   1.69,  99.90,   2.26,  -0.03,
11/19 23Z,   0.60,   0.52,  99.90,   1.09,  -0.03,
11/20 00Z,   0.70,  -0.20,  99.90,   0.46,  -0.03,
11/20 01Z,   0.80,  -0.36,  99.90,   0.40,  -0.03,  (min)
11/20 02Z,   0.80,   0.04,  99.90,   0.81,  -0.03,
11/20 03Z,   0.80,   0.89,  99.90,   1.66,  -0.03,
11/20 04Z,   0.80,   1.97,  99.90,   2.74,  -0.03,
11/20 05Z,   0.80,   3.03,  99.90,   3.80,  -0.03,
11/20 06Z,   0.80,   3.86,  99.90,   4.63,  -0.03,