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
#Boston, MA : 07/16/2025 23:22:11 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 06Z,   0.30,   9.98,  10.23,  99.90,  -0.05,
07/15 07Z,   0.30,  10.50,  10.71,  99.90,  -0.09,  (max)
07/15 08Z,   0.30,   9.71,   9.99,  99.90,  -0.02,
07/15 09Z,   0.30,   7.87,   8.24,  99.90,   0.07,
07/15 10Z,   0.30,   5.46,   6.01,  99.90,   0.25,
07/15 11Z,   0.30,   2.98,   3.61,  99.90,   0.33,
07/15 12Z,   0.20,   0.87,   1.32,  99.90,   0.25,
07/15 13Z,   0.20,  -0.24,   0.11,  99.90,   0.15,  (min)
07/15 14Z,   0.20,   0.21,   0.67,  99.90,   0.26,
07/15 15Z,   0.20,   1.98,   2.30,  99.90,   0.12,
07/15 16Z,   0.20,   4.28,   4.37,  99.90,  -0.11,
07/15 17Z,   0.20,   6.59,   6.62,  99.90,  -0.17,
07/15 18Z,   0.30,   8.62,   8.75,  99.90,  -0.17,
07/15 19Z,   0.30,   9.83,  10.01,  99.90,  -0.12,
07/15 20Z,   0.30,   9.78,  10.01,  99.90,  -0.07,  (max)
07/15 21Z,   0.30,   8.56,   8.76,  99.90,  -0.10,
07/15 22Z,   0.30,   6.55,   6.88,  99.90,   0.03,
07/15 23Z,   0.30,   4.27,   4.66,  99.90,   0.09,
07/16 00Z,   0.30,   2.14,   2.54,  99.90,   0.10,
07/16 01Z,   0.20,   0.70,   1.00,  99.90,   0.10,
07/16 02Z,   0.20,   0.60,   0.97,  99.90,   0.17,  (min)
07/16 03Z,   0.20,   1.99,   2.40,  99.90,   0.21,
07/16 04Z,   0.20,   4.16,   4.24,  99.90,  -0.12,
07/16 05Z,   0.20,   6.44,   6.56,  99.90,  -0.08,
07/16 06Z,   0.20,   8.52,   8.73,  99.90,   0.01,
07/16 07Z,   0.20,   9.96,  10.21,  99.90,   0.05,
07/16 08Z,   0.20,  10.24,  10.44,  99.90,   0.00,  (max)
07/16 09Z,   0.20,   9.23,   9.40,  99.90,  -0.03,
07/16 10Z,   0.20,   7.27,   7.59,  99.90,   0.12,
07/16 11Z,   0.20,   4.87,   5.43,  99.90,   0.36,
07/16 12Z,   0.20,   2.50,   2.96,  99.90,   0.26,
07/16 13Z,   0.20,   0.61,   1.10,  99.90,   0.29,
07/16 14Z,   0.20,  -0.15,   0.34,  99.90,   0.29,  (min)
07/16 15Z,   0.20,   0.66,   1.26,  99.90,   0.40,
07/16 16Z,   0.30,   2.65,   2.96,  99.90,   0.01,
07/16 17Z,   0.30,   5.01,   5.17,  99.90,  -0.14,
07/16 18Z,   0.40,   7.31,   7.46,  99.90,  -0.25,
07/16 19Z,   0.40,   9.22,   9.44,  99.90,  -0.18,
07/16 20Z,   0.50,  10.19,  10.34,  99.90,  -0.35,  (max)
07/16 21Z,   0.50,   9.85,  10.10,  99.90,  -0.25,
07/16 22Z,   0.50,   8.39,   8.57,  99.90,  -0.32,
07/16 23Z,   0.50,   6.23,   6.70,  99.90,  -0.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 00Z,   0.40,   3.90,  99.90,   4.27,  -0.03,
07/17 01Z,   0.50,   1.81,  99.90,   2.29,  -0.02,
07/17 02Z,   0.40,   0.50,  99.90,   0.88,  -0.02,  (min)
07/17 03Z,   0.40,   0.58,  99.90,   0.97,  -0.01,
07/17 04Z,   0.40,   2.08,  99.90,   2.47,  -0.01,
07/17 05Z,   0.40,   4.24,  99.90,   4.64,  -0.00,
07/17 06Z,   0.40,   6.46,  99.90,   6.86,   0.01,
07/17 07Z,   0.40,   8.46,  99.90,   8.87,   0.01,
07/17 08Z,   0.40,   9.77,  99.90,  10.18,   0.02,
07/17 09Z,   0.40,   9.88,  99.90,  10.30,   0.02,  (max)
07/17 10Z,   0.40,   8.76,  99.90,   9.19,   0.03,
07/17 11Z,   0.40,   6.79,  99.90,   7.22,   0.03,
07/17 12Z,   0.40,   4.47,  99.90,   4.90,   0.03,
07/17 13Z,   0.40,   2.25,  99.90,   2.68,   0.03,
07/17 14Z,   0.40,   0.58,  99.90,   1.01,   0.03,
07/17 15Z,   0.50,   0.10,  99.90,   0.63,   0.03,  (min)
07/17 16Z,   0.50,   1.15,  99.90,   1.69,   0.03,
07/17 17Z,   0.50,   3.25,  99.90,   3.78,   0.03,
07/17 18Z,   0.50,   5.61,  99.90,   6.14,   0.03,
07/17 19Z,   0.50,   7.88,  99.90,   8.41,   0.03,
07/17 20Z,   0.50,   9.68,  99.90,  10.21,   0.03,
07/17 21Z,   0.50,  10.43,  99.90,  10.97,   0.03,  (max)
07/17 22Z,   0.50,   9.88,  99.90,  10.42,   0.03,
07/17 23Z,   0.50,   8.26,  99.90,   8.80,   0.03,
07/18 00Z,   0.50,   6.04,  99.90,   6.57,   0.03,
07/18 01Z,   0.50,   3.69,  99.90,   4.22,   0.03,
07/18 02Z,   0.40,   1.61,  99.90,   2.05,   0.03,
07/18 03Z,   0.40,   0.37,  99.90,   0.80,   0.03,  (min)
07/18 04Z,   0.40,   0.55,  99.90,   0.98,   0.03,
07/18 05Z,   0.40,   2.05,  99.90,   2.48,   0.03,
07/18 06Z,   0.30,   4.13,  99.90,   4.46,   0.03,
07/18 07Z,   0.20,   6.29,  99.90,   6.52,   0.03,
07/18 08Z,   0.20,   8.24,  99.90,   8.48,   0.03,
07/18 09Z,   0.30,   9.47,  99.90,   9.81,   0.03,
07/18 10Z,   0.30,   9.51,  99.90,   9.84,   0.03,  (max)
07/18 11Z,   0.30,   8.38,  99.90,   8.71,   0.03,
07/18 12Z,   0.30,   6.47,  99.90,   6.81,   0.03,
07/18 13Z,   0.30,   4.28,  99.90,   4.62,   0.03,
07/18 14Z,   0.30,   2.21,  99.90,   2.54,   0.03,
07/18 15Z,   0.20,   0.70,  99.90,   0.93,   0.03,
07/18 16Z,   0.20,   0.41,  99.90,   0.64,   0.03,  (min)
07/18 17Z,   0.20,   1.60,  99.90,   1.84,   0.03,
07/18 18Z,   0.20,   3.71,  99.90,   3.94,   0.03,
07/18 19Z,   0.20,   6.03,  99.90,   6.27,   0.03,
07/18 20Z,   0.20,   8.27,  99.90,   8.50,   0.03,
07/18 21Z,   0.30,   9.99,  99.90,  10.32,   0.03,
07/18 22Z,   0.30,  10.60,  99.90,  10.93,   0.03,  (max)
07/18 23Z,   0.30,   9.92,  99.90,  10.25,   0.03,
07/19 00Z,   0.30,   8.23,  99.90,   8.56,   0.03,
07/19 01Z,   0.40,   5.98,  99.90,   6.42,   0.03,
07/19 02Z,   0.40,   3.62,  99.90,   4.06,   0.03,
07/19 03Z,   0.30,   1.52,  99.90,   1.86,   0.03,
07/19 04Z,   0.20,   0.28,  99.90,   0.51,   0.03,  (min)
07/19 05Z,   0.20,   0.46,  99.90,   0.70,   0.03,
07/19 06Z,   0.20,   1.89,  99.90,   2.13,   0.03,
07/19 07Z,   0.20,   3.87,  99.90,   4.11,   0.03,
07/19 08Z,   0.20,   5.99,  99.90,   6.23,   0.03,
07/19 09Z,   0.30,   7.95,  99.90,   8.29,   0.03,
07/19 10Z,   0.40,   9.17,  99.90,   9.60,   0.03,
07/19 11Z,   0.50,   9.20,  99.90,   9.74,   0.03,  (max)
07/19 12Z,   0.50,   8.14,  99.90,   8.67,   0.03,
07/19 13Z,   0.60,   6.35,  99.90,   6.99,   0.03,
07/19 14Z,   0.60,   4.29,  99.90,   4.92,   0.03,
07/19 15Z,   0.60,   2.31,  99.90,   2.94,   0.03,
07/19 16Z,   0.60,   0.88,  99.90,   1.51,   0.03,
07/19 17Z,   0.60,   0.69,  99.90,   1.32,   0.03,  (min)
07/19 18Z,   0.60,   1.92,  99.90,   2.55,   0.03,
07/19 19Z,   0.50,   3.98,  99.90,   4.52,   0.03,
07/19 20Z,   0.50,   6.28,  99.90,   6.81,   0.03,
07/19 21Z,   0.50,   8.51,  99.90,   9.05,   0.03,
07/19 22Z,   0.50,  10.19,  99.90,  10.72,   0.03,
07/19 23Z,   0.40,  10.73,  99.90,  11.16,   0.03,  (max)
07/20 00Z,   0.40,   9.99,  99.90,  10.43,   0.03,
07/20 01Z,   0.30,   8.29,  99.90,   8.63,   0.03,
07/20 02Z,   0.30,   6.05,  99.90,   6.39,   0.03,
07/20 03Z,   0.30,   3.65,  99.90,   3.99,   0.03,
07/20 04Z,   0.30,   1.48,  99.90,   1.81,   0.03,
07/20 05Z,   0.20,   0.18,  99.90,   0.41,   0.03,  (min)
07/20 06Z,   0.20,   0.31,  99.90,   0.55,   0.03,
07/20 07Z,   0.20,   1.64,  99.90,   1.88,   0.03,
07/20 08Z,   0.20,   3.54,  99.90,   3.77,   0.03,
07/20 09Z,   0.30,   5.67,  99.90,   6.00,   0.03,
07/20 10Z,   0.30,   7.68,  99.90,   8.02,   0.03,
07/20 11Z,   0.30,   8.94,  99.90,   9.27,   0.03,
07/20 12Z,   0.30,   9.03,  99.90,   9.36,   0.03,  (max)
07/20 13Z,   0.40,   8.06,  99.90,   8.50,   0.03,
07/20 14Z,   0.40,   6.40,  99.90,   6.83,   0.03,
07/20 15Z,   0.40,   4.42,  99.90,   4.85,   0.03,
07/20 16Z,   0.40,   2.45,  99.90,   2.88,   0.03,
07/20 17Z,   0.40,   1.02,  99.90,   1.46,   0.03,
07/20 18Z,   0.40,   0.86,  99.90,   1.29,   0.03,