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
#Boston, MA : 04/12/2026 16:21:10 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 00Z,   0.00,   7.01,   7.07,  99.90,   0.06,  (max)
04/11 01Z,   0.00,   5.85,   6.11,  99.90,   0.26,
04/11 02Z,   0.00,   4.55,   4.72,  99.90,   0.17,
04/11 03Z,   0.00,   3.29,   3.44,  99.90,   0.15,
04/11 04Z,   0.00,   2.45,   2.61,  99.90,   0.16,  (min)
04/11 05Z,   0.00,   2.53,   2.81,  99.90,   0.28,
04/11 06Z,   0.10,   3.50,   3.75,  99.90,   0.15,
04/11 07Z,   0.10,   4.81,   4.87,  99.90,  -0.04,
04/11 08Z,   0.20,   6.19,   6.43,  99.90,   0.04,
04/11 09Z,   0.20,   7.60,   7.86,  99.90,   0.06,
04/11 10Z,   0.20,   8.61,   8.78,  99.90,  -0.03,
04/11 11Z,   0.30,   8.78,   8.94,  99.90,  -0.14,  (max)
04/11 12Z,   0.30,   8.07,   8.23,  99.90,  -0.14,
04/11 13Z,   0.30,   6.79,   6.92,  99.90,  -0.17,
04/11 14Z,   0.30,   5.25,   5.34,  99.90,  -0.21,
04/11 15Z,   0.20,   3.65,   3.63,  99.90,  -0.22,
04/11 16Z,   0.20,   2.26,   2.22,  99.90,  -0.24,
04/11 17Z,   0.20,   1.60,   1.44,  99.90,  -0.36,  (min)
04/11 18Z,   0.10,   1.98,   1.93,  99.90,  -0.15,
04/11 19Z,   0.10,   3.00,   2.87,  99.90,  -0.23,
04/11 20Z,   0.10,   4.28,   4.07,  99.90,  -0.31,
04/11 21Z,   0.10,   5.76,   5.76,  99.90,  -0.10,
04/11 22Z,   0.10,   7.18,   7.16,  99.90,  -0.12,
04/11 23Z,   0.20,   8.00,   8.02,  99.90,  -0.18,
04/12 00Z,   0.00,   7.93,   8.05,  99.90,   0.12,  (max)
04/12 01Z,   0.00,   7.13,   7.36,  99.90,   0.23,
04/12 02Z,   0.00,   5.89,   6.25,  99.90,   0.36,
04/12 03Z,   0.00,   4.48,   4.65,  99.90,   0.17,
04/12 04Z,  -0.10,   3.10,   3.16,  99.90,   0.16,
04/12 05Z,  -0.10,   2.21,   2.20,  99.90,   0.09,  (min)
04/12 06Z,  -0.20,   2.33,   2.37,  99.90,   0.24,
04/12 07Z,  -0.20,   3.33,   3.33,  99.90,   0.20,
04/12 08Z,  -0.20,   4.69,   4.49,  99.90,  -0.00,
04/12 09Z,  -0.20,   6.20,   6.07,  99.90,   0.07,
04/12 10Z,  -0.20,   7.74,   7.61,  99.90,   0.07,
04/12 11Z,  -0.10,   8.79,   8.69,  99.90,   0.00,
04/12 12Z,  -0.10,   8.93,   8.79,  99.90,  -0.04,  (max)
04/12 13Z,  -0.10,   8.17,   8.12,  99.90,   0.05,
04/12 14Z,  -0.10,   6.81,   6.80,  99.90,   0.09,
04/12 15Z,  -0.10,   5.15,   5.21,  99.90,   0.16,
04/12 16Z,  -0.10,   3.42,   3.39,  99.90,   0.07,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 17Z,  -0.20,   1.95,  99.90,   1.81,   0.06,
04/12 18Z,  -0.20,   1.34,  99.90,   1.20,   0.06,  (min)
04/12 19Z,  -0.10,   1.84,  99.90,   1.80,   0.06,
04/12 20Z,  -0.10,   3.00,  99.90,   2.96,   0.05,
04/12 21Z,  -0.10,   4.47,  99.90,   4.42,   0.05,
04/12 22Z,   0.00,   6.15,  99.90,   6.20,   0.05,
04/12 23Z,   0.00,   7.68,  99.90,   7.72,   0.04,
04/13 00Z,   0.00,   8.46,  99.90,   8.50,   0.04,  (max)
04/13 01Z,   0.00,   8.28,  99.90,   8.31,   0.04,
04/13 02Z,   0.00,   7.31,  99.90,   7.34,   0.03,
04/13 03Z,   0.00,   5.88,  99.90,   5.91,   0.03,
04/13 04Z,   0.00,   4.24,  99.90,   4.27,   0.02,
04/13 05Z,   0.00,   2.67,  99.90,   2.70,   0.02,
04/13 06Z,   0.00,   1.73,  99.90,   1.75,   0.02,  (min)
04/13 07Z,   0.00,   1.93,  99.90,   1.95,   0.02,
04/13 08Z,   0.00,   3.06,  99.90,   3.09,   0.02,
04/13 09Z,   0.00,   4.60,  99.90,   4.62,   0.02,
04/13 10Z,   0.00,   6.34,  99.90,   6.36,   0.02,
04/13 11Z,   0.00,   8.04,  99.90,   8.07,   0.02,
04/13 12Z,   0.00,   9.13,  99.90,   9.15,   0.02,
04/13 13Z,   0.00,   9.19,  99.90,   9.22,   0.02,  (max)
04/13 14Z,  -0.10,   8.30,  99.90,   8.23,   0.02,
04/13 15Z,  -0.10,   6.77,  99.90,   6.69,   0.02,
04/13 16Z,  -0.10,   4.91,  99.90,   4.84,   0.02,
04/13 17Z,  -0.20,   2.99,  99.90,   2.81,   0.02,
04/13 18Z,  -0.20,   1.45,  99.90,   1.28,   0.02,
04/13 19Z,  -0.30,   0.98,  99.90,   0.70,   0.02,  (min)
04/13 20Z,  -0.30,   1.70,  99.90,   1.42,   0.02,
04/13 21Z,  -0.40,   3.12,  99.90,   2.74,   0.02,
04/13 22Z,  -0.60,   4.88,  99.90,   4.30,   0.02,
04/13 23Z,  -0.50,   6.80,  99.90,   6.33,   0.02,
04/14 00Z,  -0.70,   8.40,  99.90,   7.72,   0.02,
04/14 01Z,  -0.80,   9.07,  99.90,   8.30,   0.02,  (max)
04/14 02Z,  -0.90,   8.68,  99.90,   7.81,   0.02,
04/14 03Z,  -0.90,   7.45,  99.90,   6.57,   0.02,
04/14 04Z,  -0.90,   5.71,  99.90,   4.84,   0.02,
04/14 05Z,  -1.00,   3.77,  99.90,   2.80,   0.02,
04/14 06Z,  -1.00,   2.00,  99.90,   1.02,   0.02,
04/14 07Z,  -0.90,   1.06,  99.90,   0.19,   0.02,  (min)
04/14 08Z,  -0.80,   1.44,  99.90,   0.66,   0.02,
04/14 09Z,  -0.70,   2.81,  99.90,   2.13,   0.02,
04/14 10Z,  -0.60,   4.62,  99.90,   4.04,   0.02,
04/14 11Z,  -0.50,   6.64,  99.90,   6.17,   0.02,
04/14 12Z,  -0.40,   8.51,  99.90,   8.13,   0.02,
04/14 13Z,  -0.40,   9.57,  99.90,   9.20,   0.02,
04/14 14Z,  -0.30,   9.49,  99.90,   9.21,   0.02,  (max)
04/14 15Z,  -0.20,   8.38,  99.90,   8.20,   0.02,
04/14 16Z,  -0.20,   6.59,  99.90,   6.42,   0.02,
04/14 17Z,  -0.10,   4.48,  99.90,   4.40,   0.02,
04/14 18Z,   0.00,   2.37,  99.90,   2.40,   0.02,
04/14 19Z,   0.00,   0.86,  99.90,   0.88,   0.02,
04/14 20Z,   0.10,   0.62,  99.90,   0.74,   0.02,  (min)
04/14 21Z,   0.20,   1.68,  99.90,   1.91,   0.02,
04/14 22Z,   0.30,   3.46,  99.90,   3.78,   0.02,
04/14 23Z,   0.30,   5.55,  99.90,   5.88,   0.02,
04/15 00Z,   0.30,   7.69,  99.90,   8.02,   0.02,
04/15 01Z,   0.40,   9.27,  99.90,   9.70,   0.02,
04/15 02Z,   0.50,   9.74,  99.90,  10.26,   0.02,  (max)
04/15 03Z,   0.40,   9.03,  99.90,   9.45,   0.02,
04/15 04Z,   0.40,   7.43,  99.90,   7.85,   0.02,
04/15 05Z,   0.30,   5.32,  99.90,   5.65,   0.02,
04/15 06Z,   0.20,   3.06,  99.90,   3.29,   0.02,
04/15 07Z,   0.30,   1.14,  99.90,   1.46,   0.02,
04/15 08Z,   0.20,   0.32,  99.90,   0.54,   0.02,  (min)
04/15 09Z,   0.20,   0.98,  99.90,   1.20,   0.02,
04/15 10Z,   0.10,   2.67,  99.90,   2.79,   0.02,
04/15 11Z,   0.20,   4.81,  99.90,   5.03,   0.02,
04/15 12Z,   0.20,   7.11,  99.90,   7.33,   0.02,
04/15 13Z,   0.20,   9.07,  99.90,   9.29,   0.02,
04/15 14Z,   0.20,  10.02,  99.90,  10.25,   0.02,  (max)
04/15 15Z,   0.10,   9.71,  99.90,   9.83,   0.02,
04/15 16Z,   0.10,   8.32,  99.90,   8.44,   0.02,
04/15 17Z,   0.00,   6.24,  99.90,   6.26,   0.02,
04/15 18Z,   0.00,   3.88,  99.90,   3.90,   0.02,
04/15 19Z,   0.00,   1.65,  99.90,   1.68,   0.02,
04/15 20Z,   0.00,   0.27,  99.90,   0.30,   0.02,  (min)
04/15 21Z,   0.10,   0.40,  99.90,   0.52,   0.02,
04/15 22Z,   0.00,   1.88,  99.90,   1.91,   0.02,
04/15 23Z,   0.10,   4.04,  99.90,   4.17,   0.02,
04/16 00Z,   0.10,   6.45,  99.90,   6.58,   0.02,
04/16 01Z,   0.00,   8.72,  99.90,   8.75,   0.02,
04/16 02Z,   0.00,  10.18,  99.90,  10.20,   0.02,
04/16 03Z,   0.00,  10.32,  99.90,  10.35,   0.02,  (max)
04/16 04Z,   0.00,   9.21,  99.90,   9.23,   0.02,
04/16 05Z,   0.00,   7.19,  99.90,   7.22,   0.02,
04/16 06Z,   0.00,   4.71,  99.90,   4.73,   0.02,
04/16 07Z,  99.90,   2.18,  99.90,  99.90,   0.02,
04/16 08Z,  99.90,   0.22,  99.90,  99.90,   0.02,
04/16 09Z,  99.90,  -0.38,  99.90,  99.90,   0.02,
04/16 10Z,  99.90,   0.65,  99.90,  99.90,   0.02,
04/16 11Z,  99.90,   2.70,  99.90,  99.90,   0.02,
04/16 12Z,  99.90,   5.15,  99.90,  99.90,   0.02,