EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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Gulf of Alaska
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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
Surge List
East Coast
#Eastport, ME : 04/17/2026 17:23:39 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 00Z,   0.70,  -5.81,  -5.26,  99.90,  -0.15,
04/16 01Z,   0.70,  -1.78,  -1.16,  99.90,  -0.08,
04/16 02Z,   0.70,   0.27,   0.89,  99.90,  -0.08,  (max)
04/16 03Z,   0.60,  -0.40,   0.14,  99.90,  -0.06,
04/16 04Z,   0.60,  -3.35,  -2.76,  99.90,  -0.01,
04/16 05Z,   0.50,  -7.58,  -6.90,  99.90,   0.18,
04/16 06Z,   0.50, -12.20, -11.34,  99.90,   0.36,
04/16 07Z,   0.50, -16.48, -15.64,  99.90,   0.34,
04/16 08Z,   0.50, -19.40, -18.66,  99.90,   0.24,
04/16 09Z,   0.60, -19.76, -18.93,  99.90,   0.23,  (min)
04/16 10Z,   0.60, -17.30, -16.23,  99.90,   0.47,
04/16 11Z,   0.60, -12.96, -12.08,  99.90,   0.28,
04/16 12Z,   0.70,  -7.95,  -7.36,  99.90,  -0.11,
04/16 13Z,   0.70,  -3.29,  -2.84,  99.90,  -0.25,
04/16 14Z,   0.60,  -0.19,   0.25,  99.90,  -0.16,
04/16 15Z,   0.60,   0.29,   0.53,  99.90,  -0.36,  (max)
04/16 16Z,   0.60,  -1.87,  -1.77,  99.90,  -0.50,
04/16 17Z,   0.60,  -5.76,  -5.60,  99.90,  -0.44,
04/16 18Z,   0.60, -10.38, -10.02,  99.90,  -0.24,
04/16 19Z,   0.60, -14.93, -14.42,  99.90,  -0.09,
04/16 20Z,   0.60, -18.52, -18.09,  99.90,  -0.17,
04/16 21Z,   0.70, -19.92, -19.40,  99.90,  -0.18,  (min)
04/16 22Z,   0.70, -18.34, -17.43,  99.90,   0.21,
04/16 23Z,   0.70, -14.31, -13.44,  99.90,   0.17,
04/17 00Z,   0.60,  -9.17,  -8.40,  99.90,   0.17,
04/17 01Z,   0.60,  -4.06,  -3.31,  99.90,   0.15,
04/17 02Z,   0.70,  -0.14,   0.66,  99.90,   0.10,
04/17 03Z,   0.70,   1.33,   1.95,  99.90,  -0.08,  (max)
04/17 04Z,   0.70,  -0.13,   0.16,  99.90,  -0.41,
04/17 05Z,   0.70,  -3.84,  -3.32,  99.90,  -0.18,
04/17 06Z,   0.50,  -8.66,  -7.94,  99.90,   0.22,
04/17 07Z,   0.50, -13.67, -12.87,  99.90,   0.30,
04/17 08Z,   0.50, -18.05, -17.24,  99.90,   0.31,
04/17 09Z,   0.40, -20.65, -19.78,  99.90,   0.47,  (min)
04/17 10Z,   0.40, -20.35, -19.20,  99.90,   0.75,
04/17 11Z,   0.40, -17.12, -15.90,  99.90,   0.82,
04/17 12Z,   0.40, -12.14, -11.23,  99.90,   0.51,
04/17 13Z,   0.40,  -6.74,  -5.98,  99.90,   0.36,
04/17 14Z,   0.40,  -2.04,  -1.44,  99.90,   0.20,
04/17 15Z,   0.30,   0.66,   1.32,  99.90,   0.36,  (max)
04/17 16Z,   0.30,   0.47,   0.73,  99.90,  -0.04,
04/17 17Z,   0.40,  -2.34,  -2.26,  99.90,  -0.32,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 18Z,   0.40,  -6.72,  99.90,  -6.60,  -0.28,
04/17 19Z,   0.40, -11.60,  99.90, -11.46,  -0.25,
04/17 20Z,   0.40, -16.18,  99.90, -16.00,  -0.22,
04/17 21Z,   0.40, -19.46,  99.90, -19.25,  -0.19,
04/17 22Z,   0.40, -20.20,  99.90, -19.95,  -0.16,  (min)
04/17 23Z,   0.40, -17.80,  99.90, -17.53,  -0.12,
04/18 00Z,   0.40, -13.10,  99.90, -12.79,  -0.09,
04/18 01Z,   0.40,  -7.55,  99.90,  -7.21,  -0.06,
04/18 02Z,   0.40,  -2.38,  99.90,  -2.01,  -0.03,
04/18 03Z,   0.40,   1.15,  99.90,   1.56,   0.01,
04/18 04Z,   0.40,   1.90,  99.90,   2.34,   0.04,  (max)
04/18 05Z,   0.40,  -0.35,  99.90,   0.12,   0.07,
04/18 06Z,   0.30,  -4.69,  99.90,  -4.32,   0.07,
04/18 07Z,   0.30,  -9.92,  99.90,  -9.55,   0.07,
04/18 08Z,   0.30, -15.10,  99.90, -14.73,   0.07,
04/18 09Z,   0.30, -19.35,  99.90, -18.98,   0.07,
04/18 10Z,   0.40, -21.46,  99.90, -20.99,   0.07,  (min)
04/18 11Z,   0.50, -20.43,  99.90, -19.86,   0.07,
04/18 12Z,   0.50, -16.51,  99.90, -15.94,   0.07,
04/18 13Z,   0.60, -11.10,  99.90, -10.43,   0.07,
04/18 14Z,   0.70,  -5.55,  99.90,  -4.78,   0.07,
04/18 15Z,   0.70,  -1.07,  99.90,  -0.30,   0.07,
04/18 16Z,   0.70,   1.07,  99.90,   1.84,   0.07,  (max)
04/18 17Z,   0.70,   0.20,  99.90,   0.97,   0.07,
04/18 18Z,   0.60,  -3.16,  99.90,  -2.49,   0.07,
04/18 19Z,   0.60,  -7.82,  99.90,  -7.15,   0.07,
04/18 20Z,   0.60, -12.76,  99.90, -12.09,   0.07,
04/18 21Z,   0.60, -17.16,  99.90, -16.49,   0.07,
04/18 22Z,   0.70, -19.97,  99.90, -19.20,   0.07,  (min)
04/18 23Z,   0.80, -19.99,  99.90, -19.12,   0.07,
04/19 00Z,   0.80, -16.88,  99.90, -16.01,   0.07,
04/19 01Z,   0.90, -11.72,  99.90, -10.75,   0.07,
04/19 02Z,   0.90,  -6.04,  99.90,  -5.07,   0.07,
04/19 03Z,   0.90,  -1.08,  99.90,  -0.11,   0.07,
04/19 04Z,   0.80,   1.91,  99.90,   2.78,   0.07,  (max)
04/19 05Z,   0.70,   1.92,  99.90,   2.69,   0.07,
04/19 06Z,   0.60,  -0.99,  99.90,  -0.32,   0.07,
04/19 07Z,   0.50,  -5.74,  99.90,  -5.17,   0.07,
04/19 08Z,   0.40, -11.12,  99.90, -10.65,   0.07,
04/19 09Z,   0.40, -16.24,  99.90, -15.77,   0.07,
04/19 10Z,   0.40, -20.18,  99.90, -19.71,   0.07,
04/19 11Z,   0.40, -21.72,  99.90, -21.25,   0.07,  (min)
04/19 12Z,   0.50, -20.02,  99.90, -19.45,   0.07,
04/19 13Z,   0.50, -15.63,  99.90, -15.06,   0.07,
04/19 14Z,   0.60, -10.05,  99.90,  -9.38,   0.07,
04/19 15Z,   0.60,  -4.63,  99.90,  -3.96,   0.07,
04/19 16Z,   0.50,  -0.55,  99.90,   0.02,   0.07,
04/19 17Z,   0.50,   0.98,  99.90,   1.55,   0.07,  (max)
04/19 18Z,   0.50,  -0.46,  99.90,   0.11,   0.07,
04/19 19Z,   0.50,  -4.14,  99.90,  -3.57,   0.07,
04/19 20Z,   0.40,  -8.86,  99.90,  -8.39,   0.07,
04/19 21Z,   0.40, -13.65,  99.90, -13.18,   0.07,
04/19 22Z,   0.40, -17.72,  99.90, -17.25,   0.07,
04/19 23Z,   0.30, -20.00,  99.90, -19.63,   0.07,  (min)
04/20 00Z,   0.30, -19.37,  99.90, -19.00,   0.07,
04/20 01Z,   0.20, -15.76,  99.90, -15.49,   0.07,
04/20 02Z,   0.10, -10.44,  99.90, -10.27,   0.07,
04/20 03Z,   0.00,  -4.90,  99.90,  -4.83,   0.07,
04/20 04Z,   0.00,  -0.33,  99.90,  -0.26,   0.07,
04/20 05Z,  -0.10,   2.06,  99.90,   2.03,   0.07,  (max)
04/20 06Z,  -0.10,   1.44,  99.90,   1.41,   0.07,
04/20 07Z,  -0.10,  -1.88,  99.90,  -1.91,   0.07,
04/20 08Z,   0.00,  -6.75,  99.90,  -6.68,   0.07,
04/20 09Z,   0.00, -12.04,  99.90, -11.97,   0.07,
04/20 10Z,   0.20, -16.91,  99.90, -16.64,   0.07,
04/20 11Z,   0.30, -20.45,  99.90, -20.08,   0.07,
04/20 12Z,   0.40, -21.44,  99.90, -20.97,   0.07,  (min)
04/20 13Z,   0.40, -19.26,  99.90, -18.78,   0.07,
04/20 14Z,   0.30, -14.68,  99.90, -14.31,   0.07,
04/20 15Z,   0.10,  -9.21,  99.90,  -9.04,   0.07,
04/20 16Z,   0.00,  -4.12,  99.90,  -4.05,   0.07,
04/20 17Z,   0.00,  -0.53,  99.90,  -0.46,   0.07,
04/20 18Z,   0.00,   0.47,  99.90,   0.54,   0.07,  (max)
04/20 19Z,   0.00,  -1.34,  99.90,  -1.27,   0.07,
04/20 20Z,   0.00,  -5.09,  99.90,  -5.02,   0.07,
04/20 21Z,   0.10,  -9.64,  99.90,  -9.47,   0.07,
04/20 22Z,   0.20, -14.13,  99.90, -13.86,   0.07,
04/20 23Z,   0.30, -17.81,  99.90, -17.44,   0.07,
04/21 00Z,   0.40, -19.60,  99.90, -19.13,   0.07,  (min)
04/21 01Z,   0.40, -18.50,  99.90, -18.03,   0.07,
04/21 02Z,   0.30, -14.69,  99.90, -14.32,   0.07,
04/21 03Z,   0.20,  -9.50,  99.90,  -9.23,   0.07,
04/21 04Z,   0.10,  -4.31,  99.90,  -4.14,   0.07,
04/21 05Z,   0.00,  -0.20,  99.90,  -0.13,   0.07,
04/21 06Z,   0.00,   1.67,  99.90,   1.74,   0.07,  (max)
04/21 07Z,  -0.10,   0.66,  99.90,   0.63,   0.07,
04/21 08Z,  -0.20,  -2.79,  99.90,  -2.92,   0.07,
04/21 09Z,  -0.20,  -7.51,  99.90,  -7.64,   0.07,
04/21 10Z,  -0.10, -12.51,  99.90, -12.54,   0.07,
04/21 11Z,   0.00, -17.04,  99.90, -16.97,   0.07,
04/21 12Z,   0.00, -20.18,  99.90, -20.11,   0.07,