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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Alaska
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
#Bar Harbor, Frenchman Bay, ME : 04/18/2026 19:22:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 00Z,   0.60,  -4.47,  -3.77,  99.90,   0.10,
04/17 01Z,   0.70,  -1.57,  -0.95,  99.90,  -0.08,
04/17 02Z,   0.70,   0.29,   0.86,  99.90,  -0.13,
04/17 03Z,   0.70,   0.72,   1.28,  99.90,  -0.14,  (max)
04/17 04Z,   0.70,  -0.40,   0.10,  99.90,  -0.20,
04/17 05Z,   0.60,  -2.88,  -2.25,  99.90,   0.03,
04/17 06Z,   0.50,  -6.11,  -5.37,  99.90,   0.24,
04/17 07Z,   0.50,  -9.25,  -8.49,  99.90,   0.26,
04/17 08Z,   0.50, -11.51, -10.74,  99.90,   0.27,
04/17 09Z,   0.50, -12.42, -11.75,  99.90,   0.17,  (min)
04/17 10Z,   0.50, -11.79, -11.02,  99.90,   0.27,
04/17 11Z,   0.50,  -9.68,  -9.00,  99.90,   0.18,
04/17 12Z,   0.50,  -6.60,  -5.73,  99.90,   0.37,
04/17 13Z,   0.50,  -3.39,  -2.78,  99.90,   0.11,
04/17 14Z,   0.40,  -0.92,  -0.29,  99.90,   0.23,
04/17 15Z,   0.50,   0.25,   0.56,  99.90,  -0.19,  (max)
04/17 16Z,   0.40,  -0.12,   0.37,  99.90,   0.09,
04/17 17Z,   0.40,  -1.97,  -1.73,  99.90,  -0.16,
04/17 18Z,   0.60,  -4.86,  -4.48,  99.90,  -0.22,
04/17 19Z,   0.60,  -7.99,  -7.66,  99.90,  -0.27,
04/17 20Z,   0.60, -10.49,  -9.85,  99.90,   0.04,
04/17 21Z,   0.60, -11.76, -10.92,  99.90,   0.24,  (min)
04/17 22Z,   0.60, -11.51, -10.60,  99.90,   0.31,
04/17 23Z,   0.60,  -9.73,  -8.75,  99.90,   0.38,
04/18 00Z,   0.60,  -6.77,  -5.87,  99.90,   0.30,
04/18 01Z,   0.60,  -3.39,  -2.52,  99.90,   0.27,
04/18 02Z,   0.60,  -0.55,   0.12,  99.90,   0.07,
04/18 03Z,   0.60,   1.04,   1.55,  99.90,  -0.09,  (max)
04/18 04Z,   0.60,   1.05,   1.51,  99.90,  -0.14,
04/18 05Z,   0.60,  -0.56,  -0.28,  99.90,  -0.32,
04/18 06Z,   0.60,  -3.47,  -3.20,  99.90,  -0.33,
04/18 07Z,   0.60,  -6.97,  -6.86,  99.90,  -0.49,
04/18 08Z,   0.70, -10.15,  -9.84,  99.90,  -0.39,
04/18 09Z,   0.70, -12.25, -11.77,  99.90,  -0.22,
04/18 10Z,   0.80, -12.85, -12.35,  99.90,  -0.30,  (min)
04/18 11Z,   0.70, -11.82, -11.33,  99.90,  -0.21,
04/18 12Z,   0.70,  -9.35,  -8.75,  99.90,  -0.10,
04/18 13Z,   0.70,  -6.03,  -5.30,  99.90,   0.03,
04/18 14Z,   0.70,  -2.80,  -2.23,  99.90,  -0.13,
04/18 15Z,   0.70,  -0.50,  -0.23,  99.90,  -0.43,
04/18 16Z,   0.70,   0.37,   0.63,  99.90,  -0.44,  (max)
04/18 17Z,   0.70,  -0.35,  -0.06,  99.90,  -0.41,
04/18 18Z,   0.70,  -2.51,  -2.30,  99.90,  -0.49,
04/18 19Z,   0.80,  -5.58,  -5.39,  99.90,  -0.61,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 20Z,   0.90,  -8.67,  99.90,  -8.33,  -0.56,
04/18 21Z,   0.90, -10.95,  99.90, -10.56,  -0.51,
04/18 22Z,   0.90, -11.87,  99.90, -11.43,  -0.46,  (min)
04/18 23Z,   0.90, -11.22,  99.90, -10.73,  -0.41,
04/19 00Z,   1.00,  -9.06,  99.90,  -8.42,  -0.36,
04/19 01Z,   1.00,  -5.86,  99.90,  -5.17,  -0.30,
04/19 02Z,   1.00,  -2.46,  99.90,  -1.72,  -0.25,
04/19 03Z,   0.90,   0.19,  99.90,   0.89,  -0.20,
04/19 04Z,   0.80,   1.45,  99.90,   2.10,  -0.15,  (max)
04/19 05Z,   0.70,   1.05,  99.90,   1.65,  -0.10,
04/19 06Z,   0.70,  -0.95,  99.90,  -0.30,  -0.05,
04/19 07Z,   0.60,  -4.14,  99.90,  -3.53,   0.01,
04/19 08Z,   0.60,  -7.73,  99.90,  -7.13,   0.01,
04/19 09Z,   0.60, -10.80,  99.90, -10.20,   0.01,
04/19 10Z,   0.60, -12.65,  99.90, -12.05,   0.01,
04/19 11Z,   0.60, -12.94,  99.90, -12.33,   0.01,  (min)
04/19 12Z,   0.60, -11.59,  99.90, -10.99,   0.01,
04/19 13Z,   0.60,  -8.89,  99.90,  -8.29,   0.01,
04/19 14Z,   0.60,  -5.52,  99.90,  -4.91,   0.01,
04/19 15Z,   0.60,  -2.40,  99.90,  -1.80,   0.01,
04/19 16Z,   0.60,  -0.35,  99.90,   0.25,   0.01,
04/19 17Z,   0.60,   0.22,  99.90,   0.82,   0.01,  (max)
04/19 18Z,   0.60,  -0.78,  99.90,  -0.17,   0.01,
04/19 19Z,   0.60,  -3.11,  99.90,  -2.51,   0.01,
04/19 20Z,   0.60,  -6.19,  99.90,  -5.58,   0.01,
04/19 21Z,   0.60,  -9.12,  99.90,  -8.52,   0.01,
04/19 22Z,   0.60, -11.11,  99.90, -10.51,   0.01,
04/19 23Z,   0.50, -11.70,  99.90, -11.20,   0.01,  (min)
04/20 00Z,   0.40, -10.74,  99.90, -10.34,   0.01,
04/20 01Z,   0.20,  -8.37,  99.90,  -8.16,   0.01,
04/20 02Z,   0.20,  -5.11,  99.90,  -4.90,   0.01,
04/20 03Z,   0.00,  -1.84,  99.90,  -1.83,   0.01,
04/20 04Z,   0.00,   0.55,  99.90,   0.55,   0.01,
04/20 05Z,   0.00,   1.48,  99.90,   1.48,   0.01,  (max)
04/20 06Z,   0.00,   0.77,  99.90,   0.78,   0.01,
04/20 07Z,   0.00,  -1.46,  99.90,  -1.45,   0.01,
04/20 08Z,  -0.20,  -4.74,  99.90,  -4.93,   0.01,
04/20 09Z,   0.00,  -8.25,  99.90,  -8.24,   0.01,
04/20 10Z,   0.00, -11.11,  99.90, -11.10,   0.01,
04/20 11Z,   0.10, -12.69,  99.90, -12.59,   0.01,  (min)
04/20 12Z,   0.20, -12.73,  99.90, -12.52,   0.01,
04/20 13Z,   0.30, -11.20,  99.90, -10.90,   0.01,
04/20 14Z,   0.30,  -8.44,  99.90,  -8.13,   0.01,
04/20 15Z,   0.30,  -5.15,  99.90,  -4.85,   0.01,
04/20 16Z,   0.20,  -2.26,  99.90,  -2.06,   0.01,
04/20 17Z,   0.10,  -0.48,  99.90,  -0.37,   0.01,
04/20 18Z,   0.10,  -0.14,  99.90,  -0.03,   0.01,  (max)
04/20 19Z,   0.00,  -1.28,  99.90,  -1.27,   0.01,
04/20 20Z,   0.00,  -3.64,  99.90,  -3.63,   0.01,
04/20 21Z,   0.10,  -6.59,  99.90,  -6.48,   0.01,
04/20 22Z,   0.10,  -9.28,  99.90,  -9.17,   0.01,
04/20 23Z,   0.20, -10.99,  99.90, -10.78,   0.01,
04/21 00Z,   0.30, -11.34,  99.90, -11.03,   0.01,  (min)
04/21 01Z,   0.40, -10.22,  99.90,  -9.81,   0.01,
04/21 02Z,   0.40,  -7.80,  99.90,  -7.39,   0.01,
04/21 03Z,   0.40,  -4.63,  99.90,  -4.23,   0.01,
04/21 04Z,   0.40,  -1.59,  99.90,  -1.19,   0.01,
04/21 05Z,   0.30,   0.51,  99.90,   0.82,   0.01,
04/21 06Z,   0.20,   1.19,  99.90,   1.40,   0.01,  (max)
04/21 07Z,   0.20,   0.33,  99.90,   0.53,   0.01,
04/21 08Z,   0.10,  -1.95,  99.90,  -1.84,   0.01,
04/21 09Z,   0.10,  -5.14,  99.90,  -5.03,   0.01,
04/21 10Z,   0.10,  -8.45,  99.90,  -8.34,   0.01,
04/21 11Z,   0.10, -11.05,  99.90, -10.94,   0.01,
04/21 12Z,   0.20, -12.42,  99.90, -12.21,   0.01,  (min)
04/21 13Z,   0.30, -12.32,  99.90, -12.01,   0.01,
04/21 14Z,   0.30, -10.76,  99.90, -10.46,   0.01,
04/21 15Z,   0.40,  -8.09,  99.90,  -7.68,   0.01,
04/21 16Z,   0.40,  -5.00,  99.90,  -4.60,   0.01,
04/21 17Z,   0.40,  -2.37,  99.90,  -1.96,   0.01,
04/21 18Z,   0.40,  -0.80,  99.90,  -0.40,   0.01,
04/21 19Z,   0.40,  -0.58,  99.90,  -0.18,   0.01,  (max)
04/21 20Z,   0.40,  -1.73,  99.90,  -1.33,   0.01,
04/21 21Z,   0.30,  -3.99,  99.90,  -3.68,   0.01,
04/21 22Z,   0.30,  -6.73,  99.90,  -6.42,   0.01,
04/21 23Z,   0.30,  -9.16,  99.90,  -8.85,   0.01,
04/22 00Z,   0.30, -10.65,  99.90, -10.35,   0.01,
04/22 01Z,   0.40, -10.89,  99.90, -10.48,   0.01,  (min)
04/22 02Z,   0.40,  -9.77,  99.90,  -9.36,   0.01,
04/22 03Z,   0.50,  -7.46,  99.90,  -6.95,   0.01,
04/22 04Z,   0.50,  -4.50,  99.90,  -3.99,   0.01,
04/22 05Z,   0.50,  -1.72,  99.90,  -1.21,   0.01,
04/22 06Z,   0.60,   0.15,  99.90,   0.76,   0.01,
04/22 07Z,   0.60,   0.72,  99.90,   1.32,   0.01,  (max)
04/22 08Z,   0.60,  -0.15,  99.90,   0.46,   0.01,
04/22 09Z,   0.60,  -2.31,  99.90,  -1.70,   0.01,
04/22 10Z,   0.50,  -5.29,  99.90,  -4.78,   0.01,
04/22 11Z,   0.60,  -8.33,  99.90,  -7.73,   0.01,
04/22 12Z,   0.60, -10.71,  99.90, -10.10,   0.01,