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.
#Sitka, AK : 01/15/2026 20:23:19 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/14 00Z,   1.40,  -8.14,  -7.47,  99.90,  -0.73,
01/14 01Z,   1.70,  -8.30,  -7.64,  99.90,  -1.04,  (min)
01/14 02Z,   1.90,  -7.84,  -7.35,  99.90,  -1.41,
01/14 03Z,   2.20,  -6.88,  -6.12,  99.90,  -1.44,
01/14 04Z,   2.40,  -5.68,  -4.86,  99.90,  -1.58,
01/14 05Z,   2.80,  -4.49,  -3.56,  99.90,  -1.87,
01/14 06Z,   2.30,  -3.57,  -2.51,  99.90,  -1.24,
01/14 07Z,   2.40,  -3.06,  -2.04,  99.90,  -1.38,
01/14 08Z,   2.60,  -3.02,  -2.02,  99.90,  -1.60,  (max)
01/14 09Z,   2.70,  -3.33,  -2.62,  99.90,  -1.99,
01/14 10Z,   2.40,  -3.83,  -3.20,  99.90,  -1.77,
01/14 11Z,   1.80,  -4.27,  -3.87,  99.90,  -1.40,
01/14 12Z,   1.40,  -4.45,  -4.32,  99.90,  -1.27,  (min)
01/14 13Z,   1.20,  -4.23,  -4.27,  99.90,  -1.24,
01/14 14Z,   1.10,  -3.59,  -3.81,  99.90,  -1.32,
01/14 15Z,   0.90,  -2.65,  -2.92,  99.90,  -1.17,
01/14 16Z,   0.80,  -1.63,  -2.00,  99.90,  -1.17,
01/14 17Z,   0.70,  -0.80,  -1.24,  99.90,  -1.14,
01/14 18Z,   0.60,  -0.42,  -0.84,  99.90,  -1.02,  (max)
01/14 19Z,   0.50,  -0.66,  -1.09,  99.90,  -0.93,
01/14 20Z,   0.50,  -1.57,  -2.01,  99.90,  -0.94,
01/14 21Z,   0.50,  -3.02,  -3.39,  99.90,  -0.87,
01/14 22Z,   0.40,  -4.79,  -5.27,  99.90,  -0.88,
01/14 23Z,   0.40,  -6.54,  -7.14,  99.90,  -1.00,
01/15 00Z,   0.10,  -7.96,  -8.73,  99.90,  -0.87,
01/15 01Z,   0.00,  -8.76,  -9.56,  99.90,  -0.80,
01/15 02Z,   0.00,  -8.82,  -9.74,  99.90,  -0.92,  (min)
01/15 03Z,   0.00,  -8.16,  -9.20,  99.90,  -1.04,
01/15 04Z,   0.00,  -6.96,  -8.02,  99.90,  -1.06,
01/15 05Z,  -0.10,  -5.49,  -6.56,  99.90,  -0.97,
01/15 06Z,  -0.30,  -4.09,  -5.15,  99.90,  -0.76,
01/15 07Z,  -0.30,  -3.03,  -4.09,  99.90,  -0.76,
01/15 08Z,  -0.40,  -2.50,  -3.56,  99.90,  -0.66,  (max)
01/15 09Z,  -0.40,  -2.53,  -3.59,  99.90,  -0.66,
01/15 10Z,  -0.50,  -2.99,  -3.99,  99.90,  -0.50,
01/15 11Z,  -0.50,  -3.66,  -4.74,  99.90,  -0.58,
01/15 12Z,  -0.60,  -4.25,  -5.31,  99.90,  -0.46,
01/15 13Z,  -0.60,  -4.50,  -5.64,  99.90,  -0.54,  (min)
01/15 14Z,  -0.60,  -4.27,  -5.38,  99.90,  -0.51,
01/15 15Z,  -0.60,  -3.55,  -4.68,  99.90,  -0.53,
01/15 16Z,  -0.60,  -2.49,  -3.61,  99.90,  -0.52,
01/15 17Z,  -0.70,  -1.35,  -2.50,  99.90,  -0.45,
01/15 18Z,  -0.70,  -0.46,  -1.57,  99.90,  -0.41,
01/15 19Z,  -0.70,  -0.12,  -1.21,  99.90,  -0.39,  (max)
01/15 20Z,  -0.70,  -0.50,  -1.61,  99.90,  -0.41,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/15 21Z,  -0.70,  -1.63,  99.90,  -2.78,  -0.45,
01/15 22Z,  -0.60,  -3.36,  99.90,  -4.45,  -0.49,
01/15 23Z,  -0.60,  -5.37,  99.90,  -6.50,  -0.53,
01/16 00Z,  -0.70,  -7.29,  99.90,  -8.56,  -0.57,
01/16 01Z,  -0.70,  -8.74,  99.90, -10.04,  -0.61,
01/16 02Z,  -0.80,  -9.42,  99.90, -10.87,  -0.65,  (min)
01/16 03Z,  -0.80,  -9.24,  99.90, -10.72,  -0.69,
01/16 04Z,  -0.70,  -8.25,  99.90,  -9.68,  -0.73,
01/16 05Z,  -0.60,  -6.71,  99.90,  -8.07,  -0.77,
01/16 06Z,  -0.60,  -4.97,  99.90,  -6.37,  -0.81,
01/16 07Z,  -0.60,  -3.41,  99.90,  -4.86,  -0.85,
01/16 08Z,  -0.70,  -2.36,  99.90,  -3.94,  -0.89,
01/16 09Z,  -0.60,  -1.97,  99.90,  -3.45,  -0.89,  (max)
01/16 10Z,  -0.60,  -2.23,  99.90,  -3.72,  -0.89,
01/16 11Z,  -0.60,  -2.96,  99.90,  -4.45,  -0.89,
01/16 12Z,  -0.50,  -3.85,  99.90,  -5.23,  -0.89,
01/16 13Z,  -0.40,  -4.55,  99.90,  -5.84,  -0.89,
01/16 14Z,  -0.30,  -4.79,  99.90,  -5.97,  -0.89,  (min)
01/16 15Z,  -0.30,  -4.42,  99.90,  -5.60,  -0.89,
01/16 16Z,  -0.30,  -3.48,  99.90,  -4.67,  -0.89,
01/16 17Z,  -0.50,  -2.20,  99.90,  -3.58,  -0.89,
01/16 18Z,  -0.60,  -0.91,  99.90,  -2.40,  -0.89,
01/16 19Z,  -0.60,  -0.00,  99.90,  -1.49,  -0.89,
01/16 20Z,  -0.60,   0.22,  99.90,  -1.27,  -0.89,  (max)
01/16 21Z,  -0.60,  -0.43,  99.90,  -1.91,  -0.89,
01/16 22Z,  -0.50,  -1.90,  99.90,  -3.29,  -0.89,
01/16 23Z,  -0.40,  -3.96,  99.90,  -5.25,  -0.89,
01/17 00Z,  -0.40,  -6.23,  99.90,  -7.51,  -0.89,
01/17 01Z,  -0.50,  -8.24,  99.90,  -9.62,  -0.89,
01/17 02Z,  -0.50,  -9.58,  99.90, -10.97,  -0.89,
01/17 03Z,  -0.50,  -9.99,  99.90, -11.38,  -0.89,  (min)
01/17 04Z,  -0.50,  -9.42,  99.90, -10.80,  -0.89,
01/17 05Z,  -0.60,  -8.01,  99.90,  -9.49,  -0.89,
01/17 06Z,  -0.70,  -6.11,  99.90,  -7.69,  -0.89,
01/17 07Z,  -0.60,  -4.16,  99.90,  -5.65,  -0.89,
01/17 08Z,  -0.60,  -2.59,  99.90,  -4.07,  -0.89,
01/17 09Z,  -0.60,  -1.70,  99.90,  -3.18,  -0.89,
01/17 10Z,  -0.50,  -1.61,  99.90,  -3.00,  -0.89,  (max)
01/17 11Z,  -0.50,  -2.23,  99.90,  -3.61,  -0.89,
01/17 12Z,  -0.50,  -3.27,  99.90,  -4.65,  -0.89,
01/17 13Z,  -0.50,  -4.34,  99.90,  -5.72,  -0.89,
01/17 14Z,  -0.50,  -5.05,  99.90,  -6.44,  -0.89,
01/17 15Z,  -0.50,  -5.14,  99.90,  -6.52,  -0.89,  (min)
01/17 16Z,  -0.50,  -4.50,  99.90,  -5.89,  -0.89,
01/17 17Z,  -0.50,  -3.26,  99.90,  -4.65,  -0.89,
01/17 18Z,  -0.50,  -1.74,  99.90,  -3.13,  -0.89,
01/17 19Z,  -0.50,  -0.35,  99.90,  -1.74,  -0.89,
01/17 20Z,  -0.40,   0.47,  99.90,  -0.81,  -0.89,  (max)
01/17 21Z,  -0.40,   0.43,  99.90,  -0.86,  -0.89,
01/17 22Z,  -0.40,  -0.60,  99.90,  -1.88,  -0.89,
01/17 23Z,  -0.40,  -2.48,  99.90,  -3.76,  -0.89,
01/18 00Z,  -0.40,  -4.87,  99.90,  -6.16,  -0.89,
01/18 01Z,  -0.40,  -7.30,  99.90,  -8.59,  -0.89,
01/18 02Z,  -0.40,  -9.26,  99.90, -10.54,  -0.89,
01/18 03Z,  -0.40, -10.33,  99.90, -11.62,  -0.89,  (min)
01/18 04Z,  -0.40, -10.32,  99.90, -11.60,  -0.89,
01/18 05Z,  -0.40,  -9.25,  99.90, -10.53,  -0.89,
01/18 06Z,  -0.50,  -7.39,  99.90,  -8.78,  -0.89,
01/18 07Z,  -0.50,  -5.20,  99.90,  -6.59,  -0.89,
01/18 08Z,  -0.50,  -3.18,  99.90,  -4.57,  -0.89,
01/18 09Z,  -0.40,  -1.76,  99.90,  -3.04,  -0.89,
01/18 10Z,  -0.40,  -1.20,  99.90,  -2.48,  -0.89,  (max)
01/18 11Z,  -0.40,  -1.53,  99.90,  -2.81,  -0.89,
01/18 12Z,  -0.30,  -2.54,  99.90,  -3.73,  -0.89,
01/18 13Z,  -0.30,  -3.85,  99.90,  -5.04,  -0.89,
01/18 14Z,  -0.30,  -5.01,  99.90,  -6.19,  -0.89,
01/18 15Z,  -0.30,  -5.61,  99.90,  -6.79,  -0.89,  (min)
01/18 16Z,  -0.30,  -5.41,  99.90,  -6.60,  -0.89,
01/18 17Z,  -0.30,  -4.42,  99.90,  -5.61,  -0.89,
01/18 18Z,  -0.40,  -2.87,  99.90,  -4.15,  -0.89,
01/18 19Z,  -0.40,  -1.16,  99.90,  -2.45,  -0.89,
01/18 20Z,  -0.30,   0.20,  99.90,  -0.98,  -0.89,
01/18 21Z,  -0.30,   0.80,  99.90,  -0.38,  -0.89,  (max)
01/18 22Z,  -0.30,   0.37,  99.90,  -0.81,  -0.89,
01/18 23Z,  -0.30,  -1.11,  99.90,  -2.29,  -0.89,
01/19 00Z,  -0.30,  -3.39,  99.90,  -4.58,  -0.89,
01/19 01Z,  -0.30,  -6.03,  99.90,  -7.21,  -0.89,
01/19 02Z,  -0.30,  -8.46,  99.90,  -9.65,  -0.89,
01/19 03Z,  -0.40, -10.18,  99.90, -11.46,  -0.89,
01/19 04Z,  -0.40, -10.81,  99.90, -12.10,  -0.89,  (min)
01/19 05Z,  -0.30, -10.25,  99.90, -11.43,  -0.89,
01/19 06Z,  -0.30,  -8.65,  99.90,  -9.84,  -0.89,
01/19 07Z,  -0.30,  -6.42,  99.90,  -7.60,  -0.89,
01/19 08Z,  -0.30,  -4.08,  99.90,  -5.26,  -0.89,
01/19 09Z,  -0.30,  -2.15,  99.90,  -3.34,  -0.89,
01/19 10Z,  -0.30,  -1.06,  99.90,  -2.24,  -0.89,
01/19 11Z,  -0.30,  -0.96,  99.90,  -2.14,  -0.89,  (max)
01/19 12Z,  -0.30,  -1.76,  99.90,  -2.94,  -0.89,