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.

	Atlantic City, NJ

	Cape May, NJ

	Philadelphia, PA

	Reedy Pnt, DE

	Lewes, DE

	Ocean City, MD

	Wachapreague

	Kiptopeke, VA

	Cambridge, MD

	Baltimore, MD

	Annapolis, MD

	Solomons Is, MD

	Washington DC

	Colonial Beach

	Lewisetta, VA

	Gloucester Pnt

	Hampton Road

	Portsmouth, VA

	CBBT, VA

	Duck Pier, NC

	Cape Hatteras NC
#Seattle, WA : 04/15/2026 12:22:48 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/13 12Z,   0.90,  -1.75,  -0.77,  99.90,   0.08,
04/13 13Z,   0.90,  -3.03,  -1.98,  99.90,   0.15,
04/13 14Z,   0.90,  -4.49,  -3.50,  99.90,   0.09,
04/13 15Z,   0.90,  -5.71,  -4.93,  99.90,  -0.12,
04/13 16Z,   0.80,  -6.38,  -5.77,  99.90,  -0.19,
04/13 17Z,   0.80,  -6.40,  -5.85,  99.90,  -0.25,  (min)
04/13 18Z,   0.90,  -5.83,  -5.31,  99.90,  -0.38,
04/13 19Z,   0.90,  -4.86,  -4.49,  99.90,  -0.53,
04/13 20Z,   0.90,  -3.79,  -3.58,  99.90,  -0.69,
04/13 21Z,   0.90,  -3.05,  -2.82,  99.90,  -0.67,
04/13 22Z,   0.90,  -2.94,  -2.61,  99.90,  -0.57,  (max)
04/13 23Z,   0.90,  -3.53,  -3.15,  99.90,  -0.52,
04/14 00Z,   0.80,  -4.72,  -4.20,  99.90,  -0.28,
04/14 01Z,   0.80,  -6.31,  -5.63,  99.90,  -0.12,
04/14 02Z,   0.80,  -7.97,  -7.28,  99.90,  -0.11,
04/14 03Z,   0.80,  -9.18,  -8.65,  99.90,  -0.27,
04/14 04Z,   0.80,  -9.52,  -9.18,  99.90,  -0.46,  (min)
04/14 05Z,   0.80,  -8.87,  -8.59,  99.90,  -0.52,
04/14 06Z,   0.70,  -7.40,  -7.27,  99.90,  -0.57,
04/14 07Z,   0.60,  -5.43,  -5.27,  99.90,  -0.44,
04/14 08Z,   0.60,  -3.34,  -3.07,  99.90,  -0.33,
04/14 09Z,   0.60,  -1.62,  -1.26,  99.90,  -0.24,
04/14 10Z,   0.60,  -0.64,  -0.17,  99.90,  -0.13,
04/14 11Z,   0.60,  -0.54,   0.02,  99.90,  -0.04,  (max)
04/14 12Z,   0.60,  -1.24,  -0.61,  99.90,   0.03,
04/14 13Z,   0.60,  -2.61,  -1.77,  99.90,   0.24,
04/14 14Z,   0.60,  -4.39,  -3.49,  99.90,   0.30,
04/14 15Z,   0.60,  -6.16,  -5.39,  99.90,   0.17,
04/14 16Z,   0.60,  -7.41,  -6.81,  99.90,  -0.00,
04/14 17Z,   0.60,  -7.81,  -7.33,  99.90,  -0.12,  (min)
04/14 18Z,   0.70,  -7.35,  -6.81,  99.90,  -0.16,
04/14 19Z,   0.70,  -6.22,  -5.71,  99.90,  -0.19,
04/14 20Z,   0.80,  -4.72,  -4.30,  99.90,  -0.38,
04/14 21Z,   0.80,  -3.29,  -2.82,  99.90,  -0.33,
04/14 22Z,   0.80,  -2.38,  -1.82,  99.90,  -0.24,
04/14 23Z,   0.80,  -2.27,  -1.66,  99.90,  -0.19,  (max)
04/15 00Z,   0.90,  -2.95,  -2.27,  99.90,  -0.22,
04/15 01Z,   0.90,  -4.27,  -3.46,  99.90,  -0.09,
04/15 02Z,   0.90,  -5.99,  -5.13,  99.90,  -0.04,
04/15 03Z,   0.90,  -7.70,  -6.79,  99.90,   0.01,
04/15 04Z,   0.90,  -8.84,  -7.96,  99.90,  -0.02,
04/15 05Z,   0.90,  -8.98,  -8.22,  99.90,  -0.14,  (min)
04/15 06Z,   1.00,  -8.06,  -7.34,  99.90,  -0.28,
04/15 07Z,   1.00,  -6.34,  -5.68,  99.90,  -0.34,
04/15 08Z,   1.10,  -4.22,  -3.60,  99.90,  -0.48,
04/15 09Z,   1.10,  -2.17,  -1.40,  99.90,  -0.33,
04/15 10Z,   1.10,  -0.71,   0.15,  99.90,  -0.24,
04/15 11Z,   1.20,  -0.19,   0.70,  99.90,  -0.31,  (max)
04/15 12Z,   1.20,  -0.68,   0.26,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 13Z,   1.20,  -2.03,  99.90,  -1.08,  -0.25,
04/15 14Z,   1.20,  -4.01,  99.90,  -3.04,  -0.23,
04/15 15Z,   1.10,  -6.25,  99.90,  -5.36,  -0.22,
04/15 16Z,   1.10,  -8.17,  99.90,  -7.27,  -0.20,
04/15 17Z,   1.10,  -9.23,  99.90,  -8.32,  -0.19,  (min)
04/15 18Z,   1.10,  -9.15,  99.90,  -8.22,  -0.17,
04/15 19Z,   1.10,  -8.06,  99.90,  -7.12,  -0.16,
04/15 20Z,   1.10,  -6.29,  99.90,  -5.33,  -0.14,
04/15 21Z,   1.00,  -4.29,  99.90,  -3.42,  -0.13,
04/15 22Z,   1.00,  -2.58,  99.90,  -1.69,  -0.11,
04/15 23Z,   1.00,  -1.60,  99.90,  -0.70,  -0.10,
04/16 00Z,   1.00,  -1.55,  99.90,  -0.64,  -0.08,  (max)
04/16 01Z,   1.00,  -2.36,  99.90,  -1.45,  -0.08,
04/16 02Z,   1.00,  -3.83,  99.90,  -2.91,  -0.08,
04/16 03Z,   1.00,  -5.64,  99.90,  -4.72,  -0.08,
04/16 04Z,   1.00,  -7.31,  99.90,  -6.39,  -0.08,
04/16 05Z,   1.00,  -8.25,  99.90,  -7.34,  -0.08,  (min)
04/16 06Z,   0.90,  -8.11,  99.90,  -7.29,  -0.08,
04/16 07Z,   0.90,  -6.90,  99.90,  -6.09,  -0.08,
04/16 08Z,   0.90,  -5.00,  99.90,  -4.18,  -0.08,
04/16 09Z,   0.90,  -2.86,  99.90,  -2.05,  -0.08,
04/16 10Z,   0.80,  -1.04,  99.90,  -0.32,  -0.08,
04/16 11Z,   0.80,  -0.03,  99.90,   0.69,  -0.08,  (max)
04/16 12Z,   0.80,  -0.12,  99.90,   0.60,  -0.08,
04/16 13Z,   0.80,  -1.29,  99.90,  -0.57,  -0.08,
04/16 14Z,   0.70,  -3.31,  99.90,  -2.69,  -0.08,
04/16 15Z,   0.70,  -5.84,  99.90,  -5.22,  -0.08,
04/16 16Z,   0.70,  -8.37,  99.90,  -7.75,  -0.08,
04/16 17Z,   0.70, -10.25,  99.90,  -9.63,  -0.08,
04/16 18Z,   0.70, -10.91,  99.90, -10.29,  -0.08,  (min)
04/16 19Z,   0.60, -10.21,  99.90,  -9.69,  -0.08,
04/16 20Z,   0.60,  -8.43,  99.90,  -7.91,  -0.08,
04/16 21Z,   0.60,  -6.06,  99.90,  -5.54,  -0.08,
04/16 22Z,   0.60,  -3.65,  99.90,  -3.14,  -0.08,
04/16 23Z,   0.60,  -1.78,  99.90,  -1.26,  -0.08,
04/17 00Z,   0.60,  -0.82,  99.90,  -0.31,  -0.08,  (max)
04/17 01Z,   0.60,  -0.90,  99.90,  -0.38,  -0.08,
04/17 02Z,   0.60,  -1.84,  99.90,  -1.32,  -0.08,
04/17 03Z,   0.60,  -3.39,  99.90,  -2.87,  -0.08,
04/17 04Z,   0.60,  -5.20,  99.90,  -4.68,  -0.08,
04/17 05Z,   0.60,  -6.74,  99.90,  -6.22,  -0.08,
04/17 06Z,   0.60,  -7.42,  99.90,  -6.90,  -0.08,  (min)
04/17 07Z,   0.60,  -6.97,  99.90,  -6.46,  -0.08,
04/17 08Z,   0.60,  -5.55,  99.90,  -5.03,  -0.08,
04/17 09Z,   0.60,  -3.58,  99.90,  -3.07,  -0.08,
04/17 10Z,   0.50,  -1.61,  99.90,  -1.19,  -0.08,
04/17 11Z,   0.50,  -0.17,  99.90,   0.24,  -0.08,
04/17 12Z,   0.50,   0.27,  99.90,   0.68,  -0.08,  (max)
04/17 13Z,   0.50,  -0.49,  99.90,  -0.07,  -0.08,
04/17 14Z,   0.50,  -2.33,  99.90,  -1.91,  -0.08,
04/17 15Z,   0.50,  -4.92,  99.90,  -4.50,  -0.08,
04/17 16Z,   0.50,  -7.83,  99.90,  -7.41,  -0.08,
04/17 17Z,   0.50, -10.46,  99.90, -10.04,  -0.08,
04/17 18Z,   0.50, -12.08,  99.90, -11.67,  -0.08,
04/17 19Z,   0.50, -12.21,  99.90, -11.80,  -0.08,  (min)
04/17 20Z,   0.50, -10.85,  99.90, -10.44,  -0.08,
04/17 21Z,   0.50,  -8.45,  99.90,  -8.03,  -0.08,
04/17 22Z,   0.50,  -5.61,  99.90,  -5.19,  -0.08,
04/17 23Z,   0.50,  -2.96,  99.90,  -2.54,  -0.08,
04/18 00Z,   0.50,  -1.04,  99.90,  -0.62,  -0.08,
04/18 01Z,   0.50,  -0.18,  99.90,   0.24,  -0.08,  (max)
04/18 02Z,   0.50,  -0.37,  99.90,   0.05,  -0.08,
04/18 03Z,   0.50,  -1.40,  99.90,  -0.98,  -0.08,
04/18 04Z,   0.60,  -2.97,  99.90,  -2.45,  -0.08,
04/18 05Z,   0.60,  -4.70,  99.90,  -4.18,  -0.08,
04/18 06Z,   0.60,  -6.02,  99.90,  -5.50,  -0.08,
04/18 07Z,   0.60,  -6.43,  99.90,  -5.91,  -0.08,  (min)
04/18 08Z,   0.60,  -5.73,  99.90,  -5.22,  -0.08,
04/18 09Z,   0.60,  -4.21,  99.90,  -3.69,  -0.08,
04/18 10Z,   0.60,  -2.34,  99.90,  -1.83,  -0.08,
04/18 11Z,   0.60,  -0.68,  99.90,  -0.16,  -0.08,
04/18 12Z,   0.60,   0.28,  99.90,   0.80,  -0.08,  (max)
04/18 13Z,   0.60,   0.13,  99.90,   0.64,  -0.08,
04/18 14Z,   0.60,  -1.23,  99.90,  -0.72,  -0.08,
04/18 15Z,   0.60,  -3.60,  99.90,  -3.08,  -0.08,
04/18 16Z,   0.60,  -6.59,  99.90,  -6.07,  -0.08,
04/18 17Z,   0.70,  -9.68,  99.90,  -9.06,  -0.08,
04/18 18Z,   0.70, -12.20,  99.90, -11.58,  -0.08,
04/18 19Z,   0.70, -13.43,  99.90, -12.82,  -0.08,  (min)
04/18 20Z,   0.70, -13.00,  99.90, -12.38,  -0.08,
04/18 21Z,   0.70, -11.06,  99.90, -10.44,  -0.08,
04/18 22Z,   0.70,  -8.19,  99.90,  -7.57,  -0.08,
04/18 23Z,   0.70,  -5.07,  99.90,  -4.46,  -0.08,
04/19 00Z,   0.70,  -2.35,  99.90,  -1.73,  -0.08,