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.

	Eastport, ME

	Bar Harbor, ME

	Portland, ME

	Portsmouth, ME

	Boston, MA

	Buzzards Bay MA

	Woods Hole, MA

	Nantucket, MA

	Providence, RI

	Newport, RI

	Block Island, RI

	Montauk Point NY

	New London, CT

	Bridgeport, CT

	Port Jefferson NY

	Kings Pnt, NY

	The Battery, NY

	Bergen Pnt, NY

	Sandy Hook, NJ

	Atlantic City, NJ

	Cape May, NJ

	Philadelphia, PA

	Reedy Pnt, DE

	Lewes, DE
#Elfin Cove, AK : 04/18/2026 18:20:23 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 00Z,  -0.30,   0.18,  -1.62,  99.90,  -1.50,
04/17 01Z,  -0.40,  -2.25,  -4.03,  99.90,  -1.38,
04/17 02Z,  -0.40,  -4.00,  -5.70,  99.90,  -1.30,
04/17 03Z,  -0.40,  -4.59,  -6.37,  99.90,  -1.38,  (min)
04/17 04Z,  -0.40,  -3.83,  -5.63,  99.90,  -1.40,
04/17 05Z,  -0.40,  -1.87,  -3.54,  99.90,  -1.27,
04/17 06Z,  -0.40,   0.83,  -0.82,  99.90,  -1.25,
04/17 07Z,  -0.40,   3.59,   2.06,  99.90,  -1.13,
04/17 08Z,  -0.50,   5.72,   4.13,  99.90,  -1.09,
04/17 09Z,  -0.40,   6.62,   5.21,  99.90,  -1.01,  (max)
04/17 10Z,  -0.40,   5.96,   4.54,  99.90,  -1.02,
04/17 11Z,  -0.40,   3.78,   2.33,  99.90,  -1.05,
04/17 12Z,  -0.50,   0.65,  -0.88,  99.90,  -1.03,
04/17 13Z,  -0.50,  -2.68,  -4.12,  99.90,  -0.94,
04/17 14Z,  -0.50,  -5.44,  -6.89,  99.90,  -0.95,
04/17 15Z,  -0.50,  -7.04,  -8.57,  99.90,  -1.03,
04/17 16Z,  -0.60,  -7.13,  -8.72,  99.90,  -0.99,  (min)
04/17 17Z,  -0.50,  -5.72,  -7.28,  99.90,  -1.06,
04/17 18Z,  -0.50,  -3.16,  -4.75,  99.90,  -1.09,
04/17 19Z,  -0.50,  -0.10,  -1.71,  99.90,  -1.11,
04/17 20Z,  -0.50,   2.72,   1.04,  99.90,  -1.18,
04/17 21Z,  -0.50,   4.64,   2.92,  99.90,  -1.22,
04/17 22Z,  -0.50,   5.18,   3.48,  99.90,  -1.20,  (max)
04/17 23Z,  -0.40,   4.22,   2.56,  99.90,  -1.26,
04/18 00Z,  -0.40,   2.12,   0.48,  99.90,  -1.24,
04/18 01Z,  -0.40,  -0.41,  -2.03,  99.90,  -1.22,
04/18 02Z,  -0.50,  -2.66,  -4.19,  99.90,  -1.03,
04/18 03Z,  -0.50,  -4.03,  -5.46,  99.90,  -0.93,
04/18 04Z,  -0.50,  -4.13,  -5.57,  99.90,  -0.94,  (min)
04/18 05Z,  -0.50,  -2.87,  -4.28,  99.90,  -0.91,
04/18 06Z,  -0.40,  -0.54,  -1.79,  99.90,  -0.85,
04/18 07Z,  -0.40,   2.32,   1.12,  99.90,  -0.80,
04/18 08Z,  -0.40,   4.98,   3.82,  99.90,  -0.76,
04/18 09Z,  -0.50,   6.74,   5.57,  99.90,  -0.67,
04/18 10Z,  -0.50,   7.05,   5.94,  99.90,  -0.61,  (max)
04/18 11Z,  -0.40,   5.69,   4.55,  99.90,  -0.74,
04/18 12Z,  -0.40,   2.91,   1.57,  99.90,  -0.94,
04/18 13Z,  -0.40,  -0.61,  -1.97,  99.90,  -0.96,
04/18 14Z,  -0.40,  -4.03,  -5.35,  99.90,  -0.92,
04/18 15Z,  -0.50,  -6.63,  -7.88,  99.90,  -0.75,
04/18 16Z,  -0.40,  -7.87,  -9.21,  99.90,  -0.94,  (min)
04/18 17Z,  -0.40,  -7.51,  -8.80,  99.90,  -0.89,
04/18 18Z,  -0.30,  -5.68,  -6.95,  99.90,  -0.97,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 19Z,  -0.30,  -2.83,  99.90,  -4.12,  -0.99,
04/18 20Z,  -0.30,   0.33,  99.90,  -0.96,  -1.00,
04/18 21Z,  -0.30,   3.06,  99.90,   1.75,  -1.01,
04/18 22Z,  -0.30,   4.71,  99.90,   3.39,  -1.02,
04/18 23Z,  -0.20,   4.90,  99.90,   3.67,  -1.03,  (max)
04/19 00Z,  -0.20,   3.67,  99.90,   2.42,  -1.05,
04/19 01Z,  -0.20,   1.50,  99.90,   0.24,  -1.06,
04/19 02Z,  -0.30,  -0.89,  99.90,  -2.26,  -1.07,
04/19 03Z,  -0.20,  -2.81,  99.90,  -4.10,  -1.08,
04/19 04Z,  -0.20,  -3.74,  99.90,  -5.04,  -1.10,  (min)
04/19 05Z,  -0.20,  -3.38,  99.90,  -4.69,  -1.11,
04/19 06Z,  -0.20,  -1.76,  99.90,  -3.08,  -1.12,
04/19 07Z,  -0.30,   0.76,  99.90,  -0.66,  -1.12,
04/19 08Z,  -0.20,   3.57,  99.90,   2.25,  -1.12,
04/19 09Z,  -0.10,   5.95,  99.90,   4.73,  -1.12,
04/19 10Z,  -0.10,   7.22,  99.90,   6.00,  -1.12,  (max)
04/19 11Z,  -0.10,   6.94,  99.90,   5.72,  -1.12,
04/19 12Z,  -0.10,   5.04,  99.90,   3.82,  -1.12,
04/19 13Z,  -0.10,   1.90,  99.90,   0.68,  -1.12,
04/19 14Z,  -0.10,  -1.71,  99.90,  -2.93,  -1.12,
04/19 15Z,  -0.10,  -5.00,  99.90,  -6.22,  -1.12,
04/19 16Z,  -0.20,  -7.29,  99.90,  -8.61,  -1.12,
04/19 17Z,  -0.20,  -8.14,  99.90,  -9.46,  -1.12,  (min)
04/19 18Z,  -0.20,  -7.42,  99.90,  -8.74,  -1.12,
04/19 19Z,  -0.20,  -5.33,  99.90,  -6.65,  -1.12,
04/19 20Z,  -0.20,  -2.40,  99.90,  -3.72,  -1.12,
04/19 21Z,  -0.10,   0.66,  99.90,  -0.56,  -1.12,
04/19 22Z,  -0.10,   3.12,  99.90,   1.90,  -1.12,
04/19 23Z,  -0.10,   4.44,  99.90,   3.22,  -1.12,  (max)
04/20 00Z,  -0.10,   4.35,  99.90,   3.13,  -1.12,
04/20 01Z,  -0.10,   3.00,  99.90,   1.78,  -1.12,
04/20 02Z,  -0.10,   0.94,  99.90,  -0.28,  -1.12,
04/20 03Z,  -0.10,  -1.16,  99.90,  -2.38,  -1.12,
04/20 04Z,  -0.10,  -2.68,  99.90,  -3.90,  -1.12,
04/20 05Z,  -0.10,  -3.19,  99.90,  -4.41,  -1.12,  (min)
04/20 06Z,   0.00,  -2.50,  99.90,  -3.62,  -1.12,
04/20 07Z,   0.00,  -0.71,  99.90,  -1.83,  -1.12,
04/20 08Z,   0.00,   1.79,  99.90,   0.67,  -1.12,
04/20 09Z,   0.00,   4.38,  99.90,   3.26,  -1.12,
04/20 10Z,   0.00,   6.36,  99.90,   5.24,  -1.12,
04/20 11Z,  -0.10,   7.14,  99.90,   5.92,  -1.12,  (max)
04/20 12Z,  -0.10,   6.40,  99.90,   5.18,  -1.12,
04/20 13Z,  -0.10,   4.20,  99.90,   2.98,  -1.12,
04/20 14Z,  -0.10,   1.00,  99.90,  -0.22,  -1.12,
04/20 15Z,  -0.10,  -2.46,  99.90,  -3.68,  -1.12,
04/20 16Z,  -0.10,  -5.44,  99.90,  -6.66,  -1.12,
04/20 17Z,  -0.10,  -7.37,  99.90,  -8.59,  -1.12,
04/20 18Z,   0.00,  -7.89,  99.90,  -9.01,  -1.12,  (min)
04/20 19Z,  -0.10,  -6.96,  99.90,  -8.18,  -1.12,
04/20 20Z,  -0.10,  -4.83,  99.90,  -6.05,  -1.12,
04/20 21Z,  -0.10,  -2.02,  99.90,  -3.24,  -1.12,
04/20 22Z,  -0.20,   0.76,  99.90,  -0.56,  -1.12,
04/20 23Z,  -0.20,   2.88,  99.90,   1.56,  -1.12,
04/21 00Z,  -0.20,   3.91,  99.90,   2.59,  -1.12,  (max)
04/21 01Z,  -0.20,   3.68,  99.90,   2.36,  -1.12,
04/21 02Z,  -0.20,   2.39,  99.90,   1.07,  -1.12,
04/21 03Z,  -0.20,   0.58,  99.90,  -0.74,  -1.12,
04/21 04Z,  -0.20,  -1.15,  99.90,  -2.47,  -1.12,
04/21 05Z,  -0.20,  -2.29,  99.90,  -3.61,  -1.12,
04/21 06Z,  -0.20,  -2.50,  99.90,  -3.82,  -1.12,  (min)
04/21 07Z,  -0.10,  -1.66,  99.90,  -2.88,  -1.12,
04/21 08Z,  -0.20,   0.11,  99.90,  -1.21,  -1.12,
04/21 09Z,  -0.20,   2.40,  99.90,   1.08,  -1.12,
04/21 10Z,  -0.20,   4.63,  99.90,   3.31,  -1.12,
04/21 11Z,  -0.10,   6.18,  99.90,   4.96,  -1.12,
04/21 12Z,  -0.10,   6.58,  99.90,   5.36,  -1.12,  (max)
04/21 13Z,  -0.10,   5.61,  99.90,   4.39,  -1.12,
04/21 14Z,  -0.20,   3.39,  99.90,   2.07,  -1.12,
04/21 15Z,  -0.20,   0.37,  99.90,  -0.95,  -1.12,
04/21 16Z,  -0.30,  -2.75,  99.90,  -4.17,  -1.12,
04/21 17Z,  -0.30,  -5.35,  99.90,  -6.77,  -1.12,
04/21 18Z,  -0.30,  -6.95,  99.90,  -8.37,  -1.12,
04/21 19Z,  -0.30,  -7.28,  99.90,  -8.70,  -1.12,  (min)
04/21 20Z,  -0.30,  -6.31,  99.90,  -7.73,  -1.12,
04/21 21Z,  -0.30,  -4.31,  99.90,  -5.73,  -1.12,
04/21 22Z,  -0.20,  -1.79,  99.90,  -3.11,  -1.12,
04/21 23Z,  -0.20,   0.63,  99.90,  -0.69,  -1.12,
04/22 00Z,  -0.20,   2.44,  99.90,   1.12,  -1.12,
04/22 01Z,  -0.20,   3.29,  99.90,   1.97,  -1.12,  (max)
04/22 02Z,  -0.20,   3.08,  99.90,   1.76,  -1.12,
04/22 03Z,  -0.30,   2.00,  99.90,   0.58,  -1.12,
04/22 04Z,  -0.30,   0.51,  99.90,  -0.91,  -1.12,
04/22 05Z,  -0.40,  -0.86,  99.90,  -2.38,  -1.12,
04/22 06Z,  -0.40,  -1.74,  99.90,  -3.26,  -1.12,
04/22 07Z,  -0.40,  -1.83,  99.90,  -3.35,  -1.12,  (min)
04/22 08Z,  -0.40,  -1.03,  99.90,  -2.55,  -1.12,
04/22 09Z,  -0.40,   0.53,  99.90,  -0.99,  -1.12,
04/22 10Z,  -0.40,   2.49,  99.90,   0.97,  -1.12,
04/22 11Z,  -0.50,   4.31,  99.90,   2.69,  -1.12,
04/22 12Z,  -0.50,   5.51,  99.90,   3.89,  -1.12,