ETSS stn

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The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
#Sitka, AK : 04/12/2026 08:21:56 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 12Z,  -0.30,  -6.00,  -6.62,  99.90,  -0.32,
04/10 13Z,  -0.30,  -5.43,  -6.04,  99.90,  -0.31,
04/10 14Z,  -0.30,  -5.10,  -5.69,  99.90,  -0.29,  (max)
04/10 15Z,  -0.30,  -5.12,  -5.77,  99.90,  -0.35,
04/10 16Z,  -0.40,  -5.57,  -6.20,  99.90,  -0.23,
04/10 17Z,  -0.30,  -6.41,  -7.07,  99.90,  -0.36,
04/10 18Z,  -0.30,  -7.52,  -8.15,  99.90,  -0.33,
04/10 19Z,  -0.30,  -8.72,  -9.33,  99.90,  -0.31,
04/10 20Z,  -0.30,  -9.81, -10.37,  99.90,  -0.26,
04/10 21Z,  -0.30, -10.58, -11.14,  99.90,  -0.26,
04/10 22Z,  -0.30, -10.91, -11.39,  99.90,  -0.18,  (min)
04/10 23Z,  -0.30, -10.75, -11.23,  99.90,  -0.18,
04/11 00Z,  -0.30, -10.14, -10.67,  99.90,  -0.23,
04/11 01Z,  -0.30,  -9.23,  -9.75,  99.90,  -0.22,
04/11 02Z,  -0.30,  -8.20,  -8.69,  99.90,  -0.19,
04/11 03Z,  -0.30,  -7.26,  -7.70,  99.90,  -0.14,
04/11 04Z,  -0.40,  -6.56,  -6.99,  99.90,  -0.03,
04/11 05Z,  -0.30,  -6.22,  -6.64,  99.90,  -0.12,  (max)
04/11 06Z,  -0.20,  -6.23,  -6.66,  99.90,  -0.23,
04/11 07Z,  -0.30,  -6.53,  -6.89,  99.90,  -0.06,
04/11 08Z,  -0.30,  -6.96,  -7.37,  99.90,  -0.11,
04/11 09Z,  -0.30,  -7.37,  -7.79,  99.90,  -0.12,
04/11 10Z,  -0.30,  -7.59,  -7.99,  99.90,  -0.10,  (min)
04/11 11Z,  -0.30,  -7.54,  -7.98,  99.90,  -0.14,
04/11 12Z,  -0.20,  -7.19,  -7.69,  99.90,  -0.30,
04/11 13Z,  -0.20,  -6.64,  -7.17,  99.90,  -0.33,
04/11 14Z,  -0.20,  -6.02,  -6.52,  99.90,  -0.30,
04/11 15Z,  -0.30,  -5.53,  -6.05,  99.90,  -0.22,
04/11 16Z,  -0.20,  -5.33,  -5.91,  99.90,  -0.38,  (max)
04/11 17Z,  -0.20,  -5.56,  -6.11,  99.90,  -0.35,
04/11 18Z,  -0.20,  -6.23,  -6.79,  99.90,  -0.36,
04/11 19Z,  -0.20,  -7.27,  -7.77,  99.90,  -0.30,
04/11 20Z,  -0.20,  -8.50,  -9.01,  99.90,  -0.31,
04/11 21Z,  -0.20,  -9.71, -10.15,  99.90,  -0.24,
04/11 22Z,  -0.20, -10.64, -11.04,  99.90,  -0.20,
04/11 23Z,  -0.20, -11.11, -11.50,  99.90,  -0.19,  (min)
04/12 00Z,  -0.10, -11.02, -11.41,  99.90,  -0.29,
04/12 01Z,  -0.10, -10.39, -10.74,  99.90,  -0.25,
04/12 02Z,  -0.20,  -9.34,  -9.67,  99.90,  -0.13,
04/12 03Z,  -0.20,  -8.11,  -8.38,  99.90,  -0.07,
04/12 04Z,  -0.20,  -6.94,  -7.24,  99.90,  -0.10,
04/12 05Z,  -0.20,  -6.07,  -6.31,  99.90,  -0.04,
04/12 06Z,  -0.20,  -5.66,  -5.91,  99.90,  -0.05,
04/12 07Z,  -0.10,  -5.74,  -5.91,  99.90,  -0.07,  (max)
04/12 08Z,  -0.10,  -6.24,  -6.44,  99.90,  -0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 09Z,  -0.10,  -6.98,  99.90,  -7.20,  -0.12,
04/12 10Z,   0.00,  -7.72,  99.90,  -7.87,  -0.14,
04/12 11Z,   0.00,  -8.23,  99.90,  -8.40,  -0.17,
04/12 12Z,  -0.10,  -8.35,  99.90,  -8.65,  -0.19,  (min)
04/12 13Z,  -0.10,  -8.03,  99.90,  -8.35,  -0.22,
04/12 14Z,  -0.10,  -7.35,  99.90,  -7.69,  -0.24,
04/12 15Z,  -0.10,  -6.48,  99.90,  -6.85,  -0.27,
04/12 16Z,  -0.20,  -5.69,  99.90,  -6.18,  -0.29,
04/12 17Z,  -0.20,  -5.22,  99.90,  -5.74,  -0.32,  (max)
04/12 18Z,  -0.20,  -5.27,  99.90,  -5.81,  -0.34,
04/12 19Z,  -0.10,  -5.89,  99.90,  -6.36,  -0.37,
04/12 20Z,  -0.10,  -7.02,  99.90,  -7.51,  -0.39,
04/12 21Z,   0.00,  -8.44,  99.90,  -8.83,  -0.39,
04/12 22Z,   0.00,  -9.85,  99.90, -10.24,  -0.39,
04/12 23Z,   0.00, -10.95,  99.90, -11.34,  -0.39,
04/13 00Z,   0.00, -11.48,  99.90, -11.87,  -0.39,  (min)
04/13 01Z,   0.00, -11.30,  99.90, -11.69,  -0.39,
04/13 02Z,   0.10, -10.45,  99.90, -10.74,  -0.39,
04/13 03Z,   0.00,  -9.10,  99.90,  -9.49,  -0.39,
04/13 04Z,   0.10,  -7.55,  99.90,  -7.85,  -0.39,
04/13 05Z,   0.10,  -6.16,  99.90,  -6.45,  -0.39,
04/13 06Z,   0.10,  -5.22,  99.90,  -5.51,  -0.39,
04/13 07Z,   0.10,  -4.93,  99.90,  -5.22,  -0.39,  (max)
04/13 08Z,   0.10,  -5.32,  99.90,  -5.61,  -0.39,
04/13 09Z,   0.10,  -6.24,  99.90,  -6.53,  -0.39,
04/13 10Z,   0.20,  -7.44,  99.90,  -7.63,  -0.39,
04/13 11Z,   0.20,  -8.56,  99.90,  -8.75,  -0.39,
04/13 12Z,   0.30,  -9.31,  99.90,  -9.40,  -0.39,
04/13 13Z,   0.40,  -9.45,  99.90,  -9.45,  -0.39,  (min)
04/13 14Z,   0.30,  -8.96,  99.90,  -9.05,  -0.39,
04/13 15Z,   0.30,  -7.95,  99.90,  -8.04,  -0.39,
04/13 16Z,   0.30,  -6.69,  99.90,  -6.78,  -0.39,
04/13 17Z,   0.20,  -5.54,  99.90,  -5.73,  -0.39,
04/13 18Z,   0.20,  -4.83,  99.90,  -5.02,  -0.39,
04/13 19Z,   0.20,  -4.81,  99.90,  -5.00,  -0.39,  (max)
04/13 20Z,   0.30,  -5.54,  99.90,  -5.63,  -0.39,
04/13 21Z,   0.40,  -6.90,  99.90,  -6.89,  -0.39,
04/13 22Z,   0.40,  -8.59,  99.90,  -8.58,  -0.39,
04/13 23Z,   0.40, -10.22,  99.90, -10.21,  -0.39,
04/14 00Z,   0.40, -11.40,  99.90, -11.39,  -0.39,
04/14 01Z,   0.30, -11.82,  99.90, -11.91,  -0.39,  (min)
04/14 02Z,   0.30, -11.36,  99.90, -11.46,  -0.39,
04/14 03Z,   0.30, -10.12,  99.90, -10.22,  -0.39,
04/14 04Z,   0.20,  -8.38,  99.90,  -8.57,  -0.39,
04/14 05Z,   0.20,  -6.53,  99.90,  -6.72,  -0.39,
04/14 06Z,   0.10,  -5.02,  99.90,  -5.31,  -0.39,
04/14 07Z,   0.10,  -4.20,  99.90,  -4.49,  -0.39,  (max)
04/14 08Z,   0.10,  -4.26,  99.90,  -4.55,  -0.39,
04/14 09Z,   0.10,  -5.17,  99.90,  -5.46,  -0.39,
04/14 10Z,   0.10,  -6.67,  99.90,  -6.96,  -0.39,
04/14 11Z,   0.10,  -8.37,  99.90,  -8.66,  -0.39,
04/14 12Z,   0.10,  -9.82,  99.90, -10.12,  -0.39,
04/14 13Z,   0.10, -10.66,  99.90, -10.95,  -0.39,  (min)
04/14 14Z,   0.10, -10.64,  99.90, -10.93,  -0.39,
04/14 15Z,   0.10,  -9.78,  99.90, -10.07,  -0.39,
04/14 16Z,   0.00,  -8.30,  99.90,  -8.69,  -0.39,
04/14 17Z,   0.00,  -6.59,  99.90,  -6.98,  -0.39,
04/14 18Z,   0.00,  -5.12,  99.90,  -5.51,  -0.39,
04/14 19Z,   0.00,  -4.28,  99.90,  -4.68,  -0.39,  (max)
04/14 20Z,   0.00,  -4.34,  99.90,  -4.73,  -0.39,
04/14 21Z,   0.00,  -5.31,  99.90,  -5.70,  -0.39,
04/14 22Z,   0.00,  -6.98,  99.90,  -7.37,  -0.39,
04/14 23Z,   0.00,  -8.93,  99.90,  -9.33,  -0.39,
04/15 00Z,   0.00, -10.69,  99.90, -11.08,  -0.39,
04/15 01Z,   0.00, -11.78,  99.90, -12.18,  -0.39,
04/15 02Z,   0.00, -11.92,  99.90, -12.31,  -0.39,  (min)
04/15 03Z,   0.00, -11.04,  99.90, -11.43,  -0.39,
04/15 04Z,   0.00,  -9.33,  99.90,  -9.72,  -0.39,
04/15 05Z,   0.00,  -7.19,  99.90,  -7.59,  -0.39,
04/15 06Z,   0.00,  -5.16,  99.90,  -5.55,  -0.39,
04/15 07Z,   0.00,  -3.73,  99.90,  -4.12,  -0.39,
04/15 08Z,   0.00,  -3.26,  99.90,  -3.65,  -0.39,  (max)
04/15 09Z,  -0.10,  -3.88,  99.90,  -4.37,  -0.39,
04/15 10Z,   0.00,  -5.44,  99.90,  -5.83,  -0.39,
04/15 11Z,   0.00,  -7.55,  99.90,  -7.94,  -0.39,
04/15 12Z,   0.00,  -9.70,  99.90, -10.09,  -0.39,
04/15 13Z,   0.00, -11.34,  99.90, -11.73,  -0.39,
04/15 14Z,   0.00, -12.06,  99.90, -12.45,  -0.39,  (min)
04/15 15Z,   0.00, -11.70,  99.90, -12.09,  -0.39,
04/15 16Z,   0.00, -10.34,  99.90, -10.73,  -0.39,
04/15 17Z,  -0.10,  -8.34,  99.90,  -8.83,  -0.39,
04/15 18Z,  -0.10,  -6.23,  99.90,  -6.72,  -0.39,
04/15 19Z,  -0.10,  -4.54,  99.90,  -5.03,  -0.39,
04/15 20Z,  -0.10,  -3.73,  99.90,  -4.22,  -0.39,  (max)
04/15 21Z,  -0.10,  -3.99,  99.90,  -4.49,  -0.39,
04/15 22Z,  -0.10,  -5.28,  99.90,  -5.77,  -0.39,
04/15 23Z,  -0.10,  -7.25,  99.90,  -7.74,  -0.39,
04/16 00Z,  -0.10,  -9.38,  99.90,  -9.87,  -0.39,