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.
#Yorktown USCG, VA : 04/21/2025 14:23:19 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 18Z,  -0.30,  -0.71,  -1.14,  99.90,  -0.13,
04/19 19Z,  -0.30,  -0.75,  -1.11,  99.90,  -0.06,  (max)
04/19 20Z,  -0.20,  -0.98,  -1.33,  99.90,  -0.15,
04/19 21Z,  -0.30,  -1.31,  -1.73,  99.90,  -0.12,
04/19 22Z,  -0.30,  -1.63,  -2.09,  99.90,  -0.16,
04/19 23Z,  -0.30,  -1.89,  -2.40,  99.90,  -0.21,
04/20 00Z,  -0.30,  -2.05,  -2.58,  99.90,  -0.23,
04/20 01Z,  -0.30,  -2.05,  -2.60,  99.90,  -0.25,  (min)
04/20 02Z,  -0.30,  -1.86,  -2.43,  99.90,  -0.27,
04/20 03Z,  -0.30,  -1.53,  -2.13,  99.90,  -0.30,
04/20 04Z,  -0.30,  -1.11,  -1.70,  99.90,  -0.29,
04/20 05Z,  -0.30,  -0.71,  -1.24,  99.90,  -0.23,
04/20 06Z,  -0.30,  -0.44,  -0.99,  99.90,  -0.25,
04/20 07Z,  -0.40,  -0.40,  -0.92,  99.90,  -0.12,  (max)
04/20 08Z,  -0.40,  -0.59,  -1.10,  99.90,  -0.11,
04/20 09Z,  -0.40,  -0.92,  -1.41,  99.90,  -0.09,
04/20 10Z,  -0.30,  -1.28,  -1.84,  99.90,  -0.26,
04/20 11Z,  -0.30,  -1.62,  -2.27,  99.90,  -0.35,
04/20 12Z,  -0.30,  -1.91,  -2.56,  99.90,  -0.35,
04/20 13Z,  -0.30,  -2.07,  -2.72,  99.90,  -0.35,  (min)
04/20 14Z,  -0.20,  -2.07,  -2.61,  99.90,  -0.34,
04/20 15Z,  -0.20,  -1.88,  -2.46,  99.90,  -0.38,
04/20 16Z,  -0.20,  -1.56,  -2.17,  99.90,  -0.41,
04/20 17Z,  -0.10,  -1.19,  -1.81,  99.90,  -0.52,
04/20 18Z,  -0.10,  -0.86,  -1.42,  99.90,  -0.46,
04/20 19Z,  -0.10,  -0.69,  -1.16,  99.90,  -0.37,  (max)
04/20 20Z,   0.00,  -0.74,  -1.25,  99.90,  -0.51,
04/20 21Z,   0.00,  -0.97,  -1.49,  99.90,  -0.52,
04/20 22Z,   0.00,  -1.28,  -1.73,  99.90,  -0.45,
04/20 23Z,   0.00,  -1.59,  -1.99,  99.90,  -0.40,
04/21 00Z,   0.00,  -1.86,  -2.14,  99.90,  -0.28,
04/21 01Z,   0.00,  -2.05,  -2.26,  99.90,  -0.21,
04/21 02Z,   0.10,  -2.06,  -2.26,  99.90,  -0.30,  (min)
04/21 03Z,   0.10,  -1.88,  -2.09,  99.90,  -0.31,
04/21 04Z,   0.10,  -1.53,  -1.76,  99.90,  -0.33,
04/21 05Z,   0.10,  -1.11,  -1.37,  99.90,  -0.36,
04/21 06Z,   0.10,  -0.71,  -0.99,  99.90,  -0.38,
04/21 07Z,   0.10,  -0.45,  -0.74,  99.90,  -0.39,
04/21 08Z,   0.10,  -0.41,  -0.68,  99.90,  -0.37,  (max)
04/21 09Z,   0.10,  -0.60,  -0.81,  99.90,  -0.31,
04/21 10Z,   0.10,  -0.91,  -1.03,  99.90,  -0.22,
04/21 11Z,   0.10,  -1.27,  -1.35,  99.90,  -0.18,
04/21 12Z,   0.10,  -1.64,  -1.72,  99.90,  -0.18,
04/21 13Z,   0.10,  -1.96,  -2.02,  99.90,  -0.16,
04/21 14Z,   0.10,  -2.14,  -2.15,  99.90,  -0.11,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 15Z,   0.10,  -2.13,  99.90,  -2.15,  -0.12,  (min)
04/21 16Z,   0.10,  -1.92,  99.90,  -1.95,  -0.13,
04/21 17Z,   0.10,  -1.56,  99.90,  -1.60,  -0.14,
04/21 18Z,   0.10,  -1.15,  99.90,  -1.20,  -0.15,
04/21 19Z,   0.20,  -0.80,  99.90,  -0.76,  -0.16,
04/21 20Z,   0.20,  -0.62,  99.90,  -0.60,  -0.17,  (max)
04/21 21Z,   0.20,  -0.66,  99.90,  -0.65,  -0.19,
04/21 22Z,   0.20,  -0.88,  99.90,  -0.88,  -0.20,
04/21 23Z,   0.20,  -1.19,  99.90,  -1.20,  -0.21,
04/22 00Z,   0.20,  -1.54,  99.90,  -1.56,  -0.22,
04/22 01Z,   0.20,  -1.87,  99.90,  -1.90,  -0.23,
04/22 02Z,   0.20,  -2.10,  99.90,  -2.14,  -0.24,
04/22 03Z,   0.10,  -2.13,  99.90,  -2.28,  -0.24,  (min)
04/22 04Z,   0.00,  -1.95,  99.90,  -2.19,  -0.24,
04/22 05Z,   0.00,  -1.58,  99.90,  -1.83,  -0.24,
04/22 06Z,   0.00,  -1.14,  99.90,  -1.38,  -0.24,
04/22 07Z,   0.00,  -0.71,  99.90,  -0.95,  -0.24,
04/22 08Z,   0.00,  -0.43,  99.90,  -0.67,  -0.24,
04/22 09Z,   0.00,  -0.37,  99.90,  -0.62,  -0.24,  (max)
04/22 10Z,   0.00,  -0.54,  99.90,  -0.79,  -0.24,
04/22 11Z,   0.00,  -0.87,  99.90,  -1.11,  -0.24,
04/22 12Z,   0.00,  -1.27,  99.90,  -1.51,  -0.24,
04/22 13Z,   0.10,  -1.69,  99.90,  -1.83,  -0.24,
04/22 14Z,   0.10,  -2.06,  99.90,  -2.20,  -0.24,
04/22 15Z,   0.20,  -2.26,  99.90,  -2.31,  -0.24,  (min)
04/22 16Z,   0.20,  -2.23,  99.90,  -2.28,  -0.24,
04/22 17Z,   0.20,  -1.98,  99.90,  -2.02,  -0.24,
04/22 18Z,   0.20,  -1.56,  99.90,  -1.61,  -0.24,
04/22 19Z,   0.20,  -1.09,  99.90,  -1.14,  -0.24,
04/22 20Z,   0.30,  -0.69,  99.90,  -0.63,  -0.24,
04/22 21Z,   0.30,  -0.47,  99.90,  -0.42,  -0.24,  (max)
04/22 22Z,   0.20,  -0.50,  99.90,  -0.55,  -0.24,
04/22 23Z,   0.20,  -0.73,  99.90,  -0.78,  -0.24,
04/23 00Z,   0.20,  -1.10,  99.90,  -1.14,  -0.24,
04/23 01Z,   0.20,  -1.52,  99.90,  -1.56,  -0.24,
04/23 02Z,   0.20,  -1.92,  99.90,  -1.97,  -0.24,
04/23 03Z,   0.20,  -2.20,  99.90,  -2.25,  -0.24,
04/23 04Z,   0.20,  -2.26,  99.90,  -2.30,  -0.24,  (min)
04/23 05Z,   0.20,  -2.06,  99.90,  -2.11,  -0.24,
04/23 06Z,   0.20,  -1.67,  99.90,  -1.72,  -0.24,
04/23 07Z,   0.20,  -1.18,  99.90,  -1.22,  -0.24,
04/23 08Z,   0.20,  -0.70,  99.90,  -0.74,  -0.24,
04/23 09Z,   0.30,  -0.37,  99.90,  -0.31,  -0.24,
04/23 10Z,   0.30,  -0.28,  99.90,  -0.23,  -0.24,  (max)
04/23 11Z,   0.30,  -0.46,  99.90,  -0.40,  -0.24,
04/23 12Z,   0.20,  -0.82,  99.90,  -0.86,  -0.24,
04/23 13Z,   0.30,  -1.29,  99.90,  -1.23,  -0.24,
04/23 14Z,   0.30,  -1.79,  99.90,  -1.73,  -0.24,
04/23 15Z,   0.30,  -2.20,  99.90,  -2.15,  -0.24,
04/23 16Z,   0.30,  -2.41,  99.90,  -2.35,  -0.24,  (min)
04/23 17Z,   0.30,  -2.34,  99.90,  -2.29,  -0.24,
04/23 18Z,   0.30,  -2.02,  99.90,  -1.97,  -0.24,
04/23 19Z,   0.30,  -1.53,  99.90,  -1.48,  -0.24,
04/23 20Z,   0.30,  -0.98,  99.90,  -0.93,  -0.24,
04/23 21Z,   0.30,  -0.51,  99.90,  -0.45,  -0.24,
04/23 22Z,   0.30,  -0.25,  99.90,  -0.20,  -0.24,  (max)
04/23 23Z,   0.30,  -0.28,  99.90,  -0.23,  -0.24,
04/24 00Z,   0.30,  -0.57,  99.90,  -0.51,  -0.24,
04/24 01Z,   0.30,  -1.02,  99.90,  -0.96,  -0.24,
04/24 02Z,   0.40,  -1.54,  99.90,  -1.38,  -0.24,
04/24 03Z,   0.30,  -2.03,  99.90,  -1.97,  -0.24,
04/24 04Z,   0.30,  -2.36,  99.90,  -2.30,  -0.24,
04/24 05Z,   0.20,  -2.42,  99.90,  -2.47,  -0.24,  (min)
04/24 06Z,   0.20,  -2.21,  99.90,  -2.25,  -0.24,
04/24 07Z,   0.20,  -1.78,  99.90,  -1.82,  -0.24,
04/24 08Z,   0.20,  -1.22,  99.90,  -1.26,  -0.24,
04/24 09Z,   0.20,  -0.66,  99.90,  -0.71,  -0.24,
04/24 10Z,   0.20,  -0.28,  99.90,  -0.32,  -0.24,
04/24 11Z,   0.20,  -0.18,  99.90,  -0.22,  -0.24,  (max)
04/24 12Z,   0.20,  -0.38,  99.90,  -0.43,  -0.24,
04/24 13Z,   0.20,  -0.81,  99.90,  -0.86,  -0.24,
04/24 14Z,   0.20,  -1.37,  99.90,  -1.41,  -0.24,
04/24 15Z,   0.20,  -1.93,  99.90,  -1.97,  -0.24,
04/24 16Z,   0.20,  -2.37,  99.90,  -2.41,  -0.24,
04/24 17Z,   0.20,  -2.55,  99.90,  -2.60,  -0.24,  (min)
04/24 18Z,   0.20,  -2.43,  99.90,  -2.48,  -0.24,
04/24 19Z,   0.20,  -2.04,  99.90,  -2.08,  -0.24,
04/24 20Z,   0.20,  -1.45,  99.90,  -1.50,  -0.24,
04/24 21Z,   0.20,  -0.80,  99.90,  -0.84,  -0.24,
04/24 22Z,   0.20,  -0.25,  99.90,  -0.30,  -0.24,
04/24 23Z,   0.20,   0.02,  99.90,  -0.03,  -0.24,  (max)
04/25 00Z,   0.20,  -0.06,  99.90,  -0.10,  -0.24,
04/25 01Z,   0.20,  -0.43,  99.90,  -0.47,  -0.24,
04/25 02Z,   0.20,  -0.98,  99.90,  -1.03,  -0.24,
04/25 03Z,   0.20,  -1.61,  99.90,  -1.65,  -0.24,
04/25 04Z,   0.20,  -2.17,  99.90,  -2.22,  -0.24,
04/25 05Z,   0.20,  -2.53,  99.90,  -2.58,  -0.24,
04/25 06Z,   0.20,  -2.60,  99.90,  -2.64,  -0.24,