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 : 04/26/2025 22:22:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/25 06Z,   0.10,  -1.25,  -1.75,  99.90,  -0.60,
04/25 07Z,   0.10,  -0.28,  -0.77,  99.90,  -0.59,  (max)
04/25 08Z,   0.10,  -0.40,  -0.83,  99.90,  -0.53,
04/25 09Z,   0.20,  -1.60,  -1.94,  99.90,  -0.54,
04/25 10Z,   0.10,  -3.60,  -3.85,  99.90,  -0.35,
04/25 11Z,   0.10,  -5.91,  -6.11,  99.90,  -0.30,
04/25 12Z,   0.00,  -7.96,  -8.25,  99.90,  -0.29,
04/25 13Z,   0.00,  -9.25,  -9.47,  99.90,  -0.22,
04/25 14Z,   0.10,  -9.48,  -9.73,  99.90,  -0.35,  (min)
04/25 15Z,   0.10,  -8.59,  -8.92,  99.90,  -0.43,
04/25 16Z,   0.00,  -6.83,  -7.19,  99.90,  -0.36,
04/25 17Z,   0.00,  -4.65,  -5.07,  99.90,  -0.42,
04/25 18Z,   0.00,  -2.61,  -3.14,  99.90,  -0.53,
04/25 19Z,   0.00,  -1.25,  -1.84,  99.90,  -0.59,
04/25 20Z,   0.00,  -0.91,  -1.50,  99.90,  -0.59,  (max)
04/25 21Z,   0.00,  -1.69,  -2.30,  99.90,  -0.61,
04/25 22Z,   0.00,  -3.38,  -3.98,  99.90,  -0.60,
04/25 23Z,   0.00,  -5.54,  -6.16,  99.90,  -0.62,
04/26 00Z,  -0.10,  -7.58,  -8.21,  99.90,  -0.53,
04/26 01Z,  -0.10,  -8.96,  -9.66,  99.90,  -0.60,
04/26 02Z,  -0.20,  -9.28,  -9.97,  99.90,  -0.49,  (min)
04/26 03Z,  -0.20,  -8.41,  -9.09,  99.90,  -0.48,
04/26 04Z,  -0.20,  -6.52,  -7.17,  99.90,  -0.45,
04/26 05Z,  -0.20,  -4.07,  -4.73,  99.90,  -0.46,
04/26 06Z,  -0.20,  -1.66,  -2.28,  99.90,  -0.42,
04/26 07Z,  -0.30,   0.11,  -0.49,  99.90,  -0.30,
04/26 08Z,  -0.30,   0.76,   0.19,  99.90,  -0.27,  (max)
04/26 09Z,  -0.30,   0.09,  -0.41,  99.90,  -0.20,
04/26 10Z,  -0.20,  -1.77,  -2.23,  99.90,  -0.26,
04/26 11Z,  -0.20,  -4.41,  -4.86,  99.90,  -0.25,
04/26 12Z,  -0.30,  -7.21,  -7.67,  99.90,  -0.16,
04/26 13Z,  -0.30,  -9.52,  -9.91,  99.90,  -0.09,
04/26 14Z,  -0.30, -10.79, -11.18,  99.90,  -0.09,  (min)
04/26 15Z,  -0.30, -10.75, -11.16,  99.90,  -0.11,
04/26 16Z,  -0.30,  -9.42,  -9.85,  99.90,  -0.13,
04/26 17Z,  -0.20,  -7.16,  -7.58,  99.90,  -0.22,
04/26 18Z,  -0.20,  -4.54,  -5.08,  99.90,  -0.34,
04/26 19Z,  -0.20,  -2.22,  -2.79,  99.90,  -0.37,
04/26 20Z,  -0.20,  -0.77,  -1.44,  99.90,  -0.47,
04/26 21Z,  -0.20,  -0.52,  -1.22,  99.90,  -0.50,  (max)
04/26 22Z,  -0.20,  -1.51,  -2.18,  99.90,  -0.47,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/26 23Z,  -0.20,  -3.41,  99.90,  -4.08,  -0.46,
04/27 00Z,  -0.20,  -5.70,  99.90,  -6.36,  -0.45,
04/27 01Z,  -0.20,  -7.73,  99.90,  -8.37,  -0.44,
04/27 02Z,  -0.30,  -8.91,  99.90,  -9.64,  -0.43,  (min)
04/27 03Z,  -0.30,  -8.87,  99.90,  -9.60,  -0.42,
04/27 04Z,  -0.30,  -7.59,  99.90,  -8.30,  -0.41,
04/27 05Z,  -0.30,  -5.33,  99.90,  -6.03,  -0.40,
04/27 06Z,  -0.20,  -2.66,  99.90,  -3.25,  -0.39,
04/27 07Z,  -0.20,  -0.25,  99.90,  -0.83,  -0.38,
04/27 08Z,  -0.20,   1.25,  99.90,   0.68,  -0.37,
04/27 09Z,  -0.20,   1.42,  99.90,   0.86,  -0.36,  (max)
04/27 10Z,  -0.20,   0.15,  99.90,  -0.40,  -0.35,
04/27 11Z,  -0.20,  -2.33,  99.90,  -2.88,  -0.35,
04/27 12Z,  -0.20,  -5.48,  99.90,  -6.03,  -0.35,
04/27 13Z,  -0.20,  -8.58,  99.90,  -9.13,  -0.35,
04/27 14Z,  -0.20, -10.93,  99.90, -11.48,  -0.35,
04/27 15Z,  -0.30, -12.00,  99.90, -12.65,  -0.35,  (min)
04/27 16Z,  -0.30, -11.58,  99.90, -12.23,  -0.35,
04/27 17Z,  -0.40,  -9.80,  99.90, -10.55,  -0.35,
04/27 18Z,  -0.30,  -7.13,  99.90,  -7.78,  -0.35,
04/27 19Z,  -0.30,  -4.24,  99.90,  -4.88,  -0.35,
04/27 20Z,  -0.30,  -1.82,  99.90,  -2.47,  -0.35,
04/27 21Z,  -0.20,  -0.44,  99.90,  -0.98,  -0.35,
04/27 22Z,  -0.20,  -0.37,  99.90,  -0.92,  -0.35,  (max)
04/27 23Z,  -0.10,  -1.56,  99.90,  -2.01,  -0.35,
04/28 00Z,   0.00,  -3.61,  99.90,  -3.96,  -0.35,
04/28 01Z,   0.00,  -5.90,  99.90,  -6.25,  -0.35,
04/28 02Z,   0.00,  -7.75,  99.90,  -8.10,  -0.35,
04/28 03Z,   0.00,  -8.61,  99.90,  -8.96,  -0.35,  (min)
04/28 04Z,   0.00,  -8.19,  99.90,  -8.54,  -0.35,
04/28 05Z,   0.00,  -6.53,  99.90,  -6.88,  -0.35,
04/28 06Z,   0.00,  -4.04,  99.90,  -4.39,  -0.35,
04/28 07Z,   0.10,  -1.33,  99.90,  -1.58,  -0.35,
04/28 08Z,   0.10,   0.88,  99.90,   0.63,  -0.35,
04/28 09Z,   0.20,   1.97,  99.90,   1.83,  -0.35,  (max)
04/28 10Z,   0.30,   1.61,  99.90,   1.56,  -0.35,
04/28 11Z,   0.40,  -0.23,  99.90,  -0.18,  -0.35,
04/28 12Z,   0.40,  -3.18,  99.90,  -3.13,  -0.35,
04/28 13Z,   0.40,  -6.61,  99.90,  -6.56,  -0.35,
04/28 14Z,   0.50,  -9.76,  99.90,  -9.61,  -0.35,
04/28 15Z,   0.50, -11.94,  99.90, -11.79,  -0.35,
04/28 16Z,   0.50, -12.69,  99.90, -12.53,  -0.35,  (min)
04/28 17Z,   0.50, -11.87,  99.90, -11.72,  -0.35,
04/28 18Z,   0.50,  -9.74,  99.90,  -9.58,  -0.35,
04/28 19Z,   0.50,  -6.83,  99.90,  -6.68,  -0.35,
04/28 20Z,   0.60,  -3.87,  99.90,  -3.61,  -0.35,
04/28 21Z,   0.60,  -1.54,  99.90,  -1.29,  -0.35,
04/28 22Z,   0.70,  -0.35,  99.90,   0.00,  -0.35,  (max)
04/28 23Z,   0.70,  -0.51,  99.90,  -0.16,  -0.35,
04/29 00Z,   0.70,  -1.85,  99.90,  -1.49,  -0.35,
04/29 01Z,   0.70,  -3.91,  99.90,  -3.55,  -0.35,
04/29 02Z,   0.60,  -6.04,  99.90,  -5.79,  -0.35,
04/29 03Z,   0.60,  -7.60,  99.90,  -7.35,  -0.35,
04/29 04Z,   0.50,  -8.09,  99.90,  -7.94,  -0.35,  (min)
04/29 05Z,   0.40,  -7.31,  99.90,  -7.26,  -0.35,
04/29 06Z,   0.40,  -5.42,  99.90,  -5.37,  -0.35,
04/29 07Z,   0.30,  -2.87,  99.90,  -2.92,  -0.35,
04/29 08Z,   0.30,  -0.32,  99.90,  -0.37,  -0.35,
04/29 09Z,   0.30,   1.53,  99.90,   1.48,  -0.35,
04/29 10Z,   0.20,   2.16,  99.90,   2.01,  -0.35,  (max)
04/29 11Z,   0.20,   1.30,  99.90,   1.15,  -0.35,
04/29 12Z,   0.10,  -0.94,  99.90,  -1.19,  -0.35,
04/29 13Z,   0.10,  -4.12,  99.90,  -4.37,  -0.35,
04/29 14Z,   0.00,  -7.57,  99.90,  -7.92,  -0.35,
04/29 15Z,   0.00, -10.54,  99.90, -10.89,  -0.35,
04/29 16Z,   0.00, -12.40,  99.90, -12.75,  -0.35,
04/29 17Z,  -0.10, -12.78,  99.90, -13.23,  -0.35,  (min)
04/29 18Z,  -0.10, -11.65,  99.90, -12.10,  -0.35,
04/29 19Z,  -0.10,  -9.33,  99.90,  -9.77,  -0.35,
04/29 20Z,  -0.20,  -6.40,  99.90,  -6.95,  -0.35,
04/29 21Z,  -0.20,  -3.57,  99.90,  -4.12,  -0.35,
04/29 22Z,  -0.20,  -1.48,  99.90,  -2.03,  -0.35,
04/29 23Z,  -0.20,  -0.55,  99.90,  -1.10,  -0.35,  (max)
04/30 00Z,  -0.20,  -0.89,  99.90,  -1.44,  -0.35,
04/30 01Z,  -0.20,  -2.27,  99.90,  -2.82,  -0.35,
04/30 02Z,  -0.20,  -4.20,  99.90,  -4.75,  -0.35,
04/30 03Z,  -0.20,  -6.06,  99.90,  -6.61,  -0.35,
04/30 04Z,  -0.20,  -7.26,  99.90,  -7.81,  -0.35,
04/30 05Z,  -0.20,  -7.41,  99.90,  -7.96,  -0.35,  (min)
04/30 06Z,  -0.20,  -6.39,  99.90,  -6.94,  -0.35,
04/30 07Z,  -0.20,  -4.44,  99.90,  -4.99,  -0.35,
04/30 08Z,  -0.10,  -2.03,  99.90,  -2.48,  -0.35,
04/30 09Z,  -0.10,   0.20,  99.90,  -0.25,  -0.35,
04/30 10Z,   0.00,   1.62,  99.90,   1.28,  -0.35,
04/30 11Z,   0.00,   1.81,  99.90,   1.46,  -0.35,  (max)
04/30 12Z,   0.00,   0.60,  99.90,   0.25,  -0.35,
04/30 13Z,  99.90,  -1.81,  99.90,  99.90,  -0.35,
04/30 14Z,  99.90,  -4.96,  99.90,  99.90,  -0.35,
04/30 15Z,  99.90,  -8.19,  99.90,  99.90,  -0.35,
04/30 16Z,  99.90, -10.81,  99.90,  99.90,  -0.35,
04/30 17Z,  99.90, -12.29,  99.90,  99.90,  -0.35,
04/30 18Z,  99.90, -12.36,  99.90,  99.90,  -0.35,