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
#Sitka, AK : 04/18/2026 07:22:45 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 12Z,  -0.20,  -5.96,  -6.46,  99.90,  -0.30,
04/16 13Z,  -0.20,  -8.38,  -8.84,  99.90,  -0.26,
04/16 14Z,  -0.20, -10.01, -10.51,  99.90,  -0.30,
04/16 15Z,  -0.20, -10.44, -11.04,  99.90,  -0.40,  (min)
04/16 16Z,  -0.30,  -9.60, -10.26,  99.90,  -0.36,
04/16 17Z,  -0.20,  -7.71,  -8.40,  99.90,  -0.49,
04/16 18Z,  -0.20,  -5.26,  -5.98,  99.90,  -0.52,
04/16 19Z,  -0.20,  -2.86,  -3.61,  99.90,  -0.55,
04/16 20Z,  -0.20,  -1.13,  -1.92,  99.90,  -0.59,
04/16 21Z,  -0.20,  -0.47,  -1.31,  99.90,  -0.64,  (max)
04/16 22Z,  -0.20,  -1.03,  -1.90,  99.90,  -0.67,
04/16 23Z,  -0.20,  -2.63,  -3.41,  99.90,  -0.58,
04/17 00Z,  -0.20,  -4.81,  -5.53,  99.90,  -0.52,
04/17 01Z,  -0.20,  -6.96,  -7.71,  99.90,  -0.55,
04/17 02Z,  -0.30,  -8.48,  -9.27,  99.90,  -0.49,
04/17 03Z,  -0.30,  -8.93,  -9.69,  99.90,  -0.46,  (min)
04/17 04Z,  -0.30,  -8.14,  -8.90,  99.90,  -0.46,
04/17 05Z,  -0.20,  -6.28,  -7.03,  99.90,  -0.55,
04/17 06Z,  -0.20,  -3.80,  -4.53,  99.90,  -0.53,
04/17 07Z,  -0.30,  -1.32,  -2.04,  99.90,  -0.42,
04/17 08Z,  -0.30,   0.49,  -0.26,  99.90,  -0.45,
04/17 09Z,  -0.30,   1.15,   0.42,  99.90,  -0.43,  (max)
04/17 10Z,  -0.30,   0.43,  -0.28,  99.90,  -0.41,
04/17 11Z,  -0.30,  -1.55,  -2.19,  99.90,  -0.34,
04/17 12Z,  -0.30,  -4.36,  -5.04,  99.90,  -0.38,
04/17 13Z,  -0.40,  -7.35,  -7.95,  99.90,  -0.20,
04/17 14Z,  -0.40,  -9.84, -10.47,  99.90,  -0.23,
04/17 15Z,  -0.40, -11.25, -11.94,  99.90,  -0.29,
04/17 16Z,  -0.40, -11.27, -11.98,  99.90,  -0.31,  (min)
04/17 17Z,  -0.30,  -9.93, -10.58,  99.90,  -0.35,
04/17 18Z,  -0.30,  -7.58,  -8.28,  99.90,  -0.40,
04/17 19Z,  -0.30,  -4.82,  -5.52,  99.90,  -0.40,
04/17 20Z,  -0.30,  -2.33,  -3.06,  99.90,  -0.43,
04/17 21Z,  -0.30,  -0.71,  -1.41,  99.90,  -0.40,
04/17 22Z,  -0.30,  -0.31,  -1.09,  99.90,  -0.48,  (max)
04/17 23Z,  -0.20,  -1.17,  -1.85,  99.90,  -0.48,
04/18 00Z,  -0.20,  -3.00,  -3.56,  99.90,  -0.36,
04/18 01Z,  -0.20,  -5.24,  -5.77,  99.90,  -0.33,
04/18 02Z,  -0.20,  -7.24,  -7.75,  99.90,  -0.31,
04/18 03Z,  -0.20,  -8.42,  -8.81,  99.90,  -0.19,  (min)
04/18 04Z,  -0.20,  -8.40,  -8.78,  99.90,  -0.18,
04/18 05Z,  -0.20,  -7.14,  -7.56,  99.90,  -0.22,
04/18 06Z,  -0.10,  -4.93,  -5.28,  99.90,  -0.25,
04/18 07Z,  -0.10,  -2.32,  -2.62,  99.90,  -0.20,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 08Z,  -0.10,   0.01,  99.90,  -0.30,  -0.21,
04/18 09Z,  -0.10,   1.44,  99.90,   1.12,  -0.22,
04/18 10Z,  -0.10,   1.53,  99.90,   1.19,  -0.23,  (max)
04/18 11Z,  -0.10,   0.18,  99.90,  -0.16,  -0.24,
04/18 12Z,  -0.10,  -2.35,  99.90,  -2.70,  -0.25,
04/18 13Z,  -0.10,  -5.53,  99.90,  -5.89,  -0.26,
04/18 14Z,  -0.10,  -8.63,  99.90,  -9.00,  -0.27,
04/18 15Z,  -0.10, -10.98,  99.90, -11.36,  -0.28,
04/18 16Z,  -0.10, -12.04,  99.90, -12.43,  -0.29,  (min)
04/18 17Z,  -0.10, -11.62,  99.90, -12.02,  -0.30,
04/18 18Z,  -0.10,  -9.86,  99.90, -10.27,  -0.31,
04/18 19Z,  -0.10,  -7.22,  99.90,  -7.64,  -0.32,
04/18 20Z,  -0.10,  -4.36,  99.90,  -4.78,  -0.32,
04/18 21Z,  -0.10,  -1.96,  99.90,  -2.38,  -0.32,
04/18 22Z,  -0.10,  -0.57,  99.90,  -0.99,  -0.32,
04/18 23Z,   0.00,  -0.46,  99.90,  -0.78,  -0.32,  (max)
04/19 00Z,   0.00,  -1.55,  99.90,  -1.87,  -0.32,
04/19 01Z,   0.00,  -3.46,  99.90,  -3.78,  -0.32,
04/19 02Z,   0.00,  -5.59,  99.90,  -5.91,  -0.32,
04/19 03Z,   0.00,  -7.29,  99.90,  -7.61,  -0.32,
04/19 04Z,   0.00,  -8.05,  99.90,  -8.37,  -0.32,  (min)
04/19 05Z,   0.00,  -7.60,  99.90,  -7.92,  -0.32,
04/19 06Z,   0.00,  -6.00,  99.90,  -6.32,  -0.32,
04/19 07Z,  -0.10,  -3.63,  99.90,  -4.05,  -0.32,
04/19 08Z,   0.00,  -1.10,  99.90,  -1.42,  -0.32,
04/19 09Z,   0.00,   0.92,  99.90,   0.60,  -0.32,
04/19 10Z,   0.00,   1.86,  99.90,   1.54,  -0.32,  (max)
04/19 11Z,   0.00,   1.40,  99.90,   1.08,  -0.32,
04/19 12Z,   0.00,  -0.43,  99.90,  -0.76,  -0.32,
04/19 13Z,   0.00,  -3.30,  99.90,  -3.62,  -0.32,
04/19 14Z,   0.00,  -6.58,  99.90,  -6.90,  -0.32,
04/19 15Z,   0.00,  -9.56,  99.90,  -9.88,  -0.32,
04/19 16Z,   0.00, -11.60,  99.90, -11.93,  -0.32,
04/19 17Z,   0.00, -12.28,  99.90, -12.60,  -0.32,  (min)
04/19 18Z,  -0.10, -11.50,  99.90, -11.92,  -0.32,
04/19 19Z,  -0.10,  -9.49,  99.90,  -9.91,  -0.32,
04/19 20Z,  -0.10,  -6.77,  99.90,  -7.20,  -0.32,
04/19 21Z,  -0.10,  -4.02,  99.90,  -4.44,  -0.32,
04/19 22Z,   0.00,  -1.86,  99.90,  -2.18,  -0.32,
04/19 23Z,   0.00,  -0.75,  99.90,  -1.07,  -0.32,  (max)
04/20 00Z,   0.00,  -0.87,  99.90,  -1.19,  -0.32,
04/20 01Z,   0.00,  -2.06,  99.90,  -2.38,  -0.32,
04/20 02Z,   0.00,  -3.89,  99.90,  -4.21,  -0.32,
04/20 03Z,   0.00,  -5.76,  99.90,  -6.08,  -0.32,
04/20 04Z,   0.00,  -7.09,  99.90,  -7.42,  -0.32,
04/20 05Z,   0.00,  -7.45,  99.90,  -7.78,  -0.32,  (min)
04/20 06Z,   0.00,  -6.68,  99.90,  -7.00,  -0.32,
04/20 07Z,   0.00,  -4.92,  99.90,  -5.24,  -0.32,
04/20 08Z,   0.00,  -2.60,  99.90,  -2.93,  -0.32,
04/20 09Z,   0.00,  -0.34,  99.90,  -0.66,  -0.32,
04/20 10Z,   0.00,   1.27,  99.90,   0.95,  -0.32,
04/20 11Z,   0.00,   1.74,  99.90,   1.42,  -0.32,  (max)
04/20 12Z,   0.00,   0.87,  99.90,   0.55,  -0.32,
04/20 13Z,   0.00,  -1.23,  99.90,  -1.55,  -0.32,
04/20 14Z,   0.00,  -4.16,  99.90,  -4.48,  -0.32,
04/20 15Z,   0.00,  -7.30,  99.90,  -7.62,  -0.32,
04/20 16Z,  -0.10,  -9.99,  99.90, -10.41,  -0.32,
04/20 17Z,  -0.10, -11.68,  99.90, -12.10,  -0.32,
04/20 18Z,  -0.10, -12.03,  99.90, -12.45,  -0.32,  (min)
04/20 19Z,  -0.10, -11.03,  99.90, -11.46,  -0.32,
04/20 20Z,  -0.10,  -8.99,  99.90,  -9.41,  -0.32,
04/20 21Z,  -0.20,  -6.41,  99.90,  -6.93,  -0.32,
04/20 22Z,  -0.20,  -3.91,  99.90,  -4.43,  -0.32,
04/20 23Z,  -0.10,  -2.05,  99.90,  -2.47,  -0.32,
04/21 00Z,  -0.10,  -1.20,  99.90,  -1.62,  -0.32,  (max)
04/21 01Z,  -0.10,  -1.44,  99.90,  -1.86,  -0.32,
04/21 02Z,  -0.10,  -2.57,  99.90,  -2.99,  -0.32,
04/21 03Z,  -0.20,  -4.17,  99.90,  -4.70,  -0.32,
04/21 04Z,  -0.30,  -5.71,  99.90,  -6.33,  -0.32,
04/21 05Z,  -0.30,  -6.68,  99.90,  -7.30,  -0.32,
04/21 06Z,  -0.30,  -6.74,  99.90,  -7.37,  -0.32,  (min)
04/21 07Z,  -0.30,  -5.82,  99.90,  -6.45,  -0.32,
04/21 08Z,  -0.20,  -4.11,  99.90,  -4.64,  -0.32,
04/21 09Z,  -0.20,  -2.04,  99.90,  -2.56,  -0.32,
04/21 10Z,  -0.10,  -0.14,  99.90,  -0.56,  -0.32,
04/21 11Z,  -0.10,   1.06,  99.90,   0.64,  -0.32,
04/21 12Z,  -0.10,   1.18,  99.90,   0.76,  -0.32,  (max)
04/21 13Z,  -0.10,   0.11,  99.90,  -0.31,  -0.32,
04/21 14Z,  -0.10,  -2.01,  99.90,  -2.43,  -0.32,
04/21 15Z,  -0.10,  -4.76,  99.90,  -5.18,  -0.32,
04/21 16Z,  -0.20,  -7.59,  99.90,  -8.11,  -0.32,
04/21 17Z,  -0.20,  -9.91,  99.90, -10.44,  -0.32,
04/21 18Z,  -0.20, -11.27,  99.90, -11.80,  -0.32,
04/21 19Z,  -0.20, -11.43,  99.90, -11.95,  -0.32,  (min)
04/21 20Z,  -0.30, -10.42,  99.90, -11.04,  -0.32,
04/21 21Z,  -0.20,  -8.53,  99.90,  -9.05,  -0.32,
04/21 22Z,  -0.20,  -6.22,  99.90,  -6.75,  -0.32,
04/21 23Z,  -0.10,  -4.05,  99.90,  -4.47,  -0.32,
04/22 00Z,  -0.10,  -2.47,  99.90,  -2.89,  -0.32,