EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
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Gulf of Alaska
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Eastport, ME
Bar Harbor, ME
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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 : 04/20/2026 08:21:12 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 12Z,   0.50,   2.81,   3.79,  99.90,   0.48,
04/18 13Z,   0.50,   8.22,   8.99,  99.90,   0.27,
04/18 14Z,   0.60,  13.77,  14.48,  99.90,   0.11,
04/18 15Z,   0.60,  18.25,  18.81,  99.90,  -0.04,
04/18 16Z,   0.50,  20.39,  20.64,  99.90,  -0.25,  (max)
04/18 17Z,   0.50,  19.52,  19.34,  99.90,  -0.68,
04/18 18Z,   0.40,  16.16,  16.10,  99.90,  -0.46,
04/18 19Z,   0.50,  11.50,  11.62,  99.90,  -0.38,
04/18 20Z,   0.50,   6.56,   6.95,  99.90,  -0.11,
04/18 21Z,   0.60,   2.16,   2.51,  99.90,  -0.25,
04/18 22Z,   0.60,  -0.65,  -0.33,  99.90,  -0.28,  (min)
04/18 23Z,   0.70,  -0.67,   0.33,  99.90,   0.30,
04/19 00Z,   0.50,   2.44,   4.03,  99.90,   1.09,
04/19 01Z,   0.50,   7.60,   9.09,  99.90,   0.99,
04/19 02Z,   0.50,  13.28,  14.56,  99.90,   0.78,
04/19 03Z,   0.50,  18.24,  19.55,  99.90,   0.81,
04/19 04Z,   0.40,  21.23,  22.46,  99.90,   0.83,  (max)
04/19 05Z,   0.40,  21.24,  21.91,  99.90,   0.27,
04/19 06Z,   0.40,  18.33,  18.71,  99.90,  -0.02,
04/19 07Z,   0.40,  13.58,  14.01,  99.90,   0.03,
04/19 08Z,   0.30,   8.20,   8.83,  99.90,   0.33,
04/19 09Z,   0.30,   3.08,   3.67,  99.90,   0.29,
04/19 10Z,   0.30,  -0.86,  -0.44,  99.90,   0.12,
04/19 11Z,   0.20,  -2.40,  -1.59,  99.90,   0.61,  (min)
04/19 12Z,   0.60,  -0.70,   0.76,  99.90,   0.86,
04/19 13Z,   0.60,   3.69,   4.99,  99.90,   0.70,
04/19 14Z,   0.60,   9.27,  10.29,  99.90,   0.42,
04/19 15Z,   0.60,  14.69,  15.65,  99.90,   0.36,
04/19 16Z,   0.60,  18.77,  19.75,  99.90,   0.38,
04/19 17Z,   0.60,  20.30,  20.94,  99.90,   0.04,  (max)
04/19 18Z,   0.70,  18.86,  19.04,  99.90,  -0.52,
04/19 19Z,   0.70,  15.18,  15.44,  99.90,  -0.44,
04/19 20Z,   0.70,  10.46,  10.82,  99.90,  -0.34,
04/19 21Z,   0.80,   5.67,   6.12,  99.90,  -0.35,
04/19 22Z,   0.80,   1.60,   1.87,  99.90,  -0.53,
04/19 23Z,   0.80,  -0.68,  -0.34,  99.90,  -0.46,  (min)
04/20 00Z,   0.70,  -0.05,   1.02,  99.90,   0.37,
04/20 01Z,   0.60,   3.56,   5.04,  99.90,   0.88,
04/20 02Z,   0.40,   8.88,   9.92,  99.90,   0.64,
04/20 03Z,   0.20,  14.42,  15.16,  99.90,   0.54,
04/20 04Z,   0.10,  18.99,  19.76,  99.90,   0.67,
04/20 05Z,   0.00,  21.38,  22.09,  99.90,   0.71,  (max)
04/20 06Z,  -0.10,  20.76,  20.88,  99.90,   0.22,
04/20 07Z,  -0.20,  17.44,  17.29,  99.90,   0.05,
04/20 08Z,  -0.10,  12.57,  12.56,  99.90,   0.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 09Z,   0.00,   7.28,  99.90,   7.38,   0.09,
04/20 10Z,   0.00,   2.41,  99.90,   2.50,   0.09,
04/20 11Z,   0.20,  -1.13,  99.90,  -0.83,   0.09,
04/20 12Z,   0.30,  -2.12,  99.90,  -1.72,   0.10,  (min)
04/20 13Z,   0.40,   0.06,  99.90,   0.56,   0.10,
04/20 14Z,   0.40,   4.64,  99.90,   5.14,   0.10,
04/20 15Z,   0.40,  10.11,  99.90,  10.61,   0.10,
04/20 16Z,   0.30,  15.20,  99.90,  15.60,   0.10,
04/20 17Z,   0.20,  18.79,  99.90,  19.09,   0.10,
04/20 18Z,   0.10,  19.79,  99.90,  19.99,   0.10,  (max)
04/20 19Z,   0.10,  17.98,  99.90,  18.19,   0.10,
04/20 20Z,   0.10,  14.23,  99.90,  14.43,   0.11,
04/20 21Z,   0.10,   9.68,  99.90,   9.88,   0.11,
04/20 22Z,   0.20,   5.19,  99.90,   5.49,   0.11,
04/20 23Z,   0.30,   1.51,  99.90,   1.91,   0.11,
04/21 00Z,   0.40,  -0.28,  99.90,   0.22,   0.11,  (min)
04/21 01Z,   0.50,   0.82,  99.90,   1.42,   0.11,
04/21 02Z,   0.50,   4.63,  99.90,   5.24,   0.11,
04/21 03Z,   0.50,   9.82,  99.90,  10.43,   0.11,
04/21 04Z,   0.40,  15.01,  99.90,  15.52,   0.11,
04/21 05Z,   0.30,  19.12,  99.90,  19.52,   0.11,
04/21 06Z,   0.20,  20.99,  99.90,  21.30,   0.11,  (max)
04/21 07Z,   0.10,  19.98,  99.90,  20.18,   0.11,
04/21 08Z,   0.00,  16.53,  99.90,  16.64,   0.11,
04/21 09Z,   0.00,  11.81,  99.90,  11.92,   0.11,
04/21 10Z,   0.10,   6.81,  99.90,   7.02,   0.11,
04/21 11Z,   0.20,   2.28,  99.90,   2.59,   0.11,
04/21 12Z,   0.30,  -0.86,  99.90,  -0.45,   0.11,
04/21 13Z,   0.40,  -1.44,  99.90,  -0.93,   0.11,  (min)
04/21 14Z,   0.40,   0.97,  99.90,   1.48,   0.11,
04/21 15Z,   0.50,   5.45,  99.90,   6.06,   0.11,
04/21 16Z,   0.50,  10.58,  99.90,  11.18,   0.11,
04/21 17Z,   0.50,  15.24,  99.90,  15.85,   0.11,
04/21 18Z,   0.50,  18.38,  99.90,  18.99,   0.11,
04/21 19Z,   0.50,  19.02,  99.90,  19.63,   0.11,  (max)
04/21 20Z,   0.40,  17.10,  99.90,  17.60,   0.11,
04/21 21Z,   0.40,  13.50,  99.90,  14.01,   0.11,
04/21 22Z,   0.40,   9.28,  99.90,   9.79,   0.11,
04/21 23Z,   0.40,   5.15,  99.90,   5.66,   0.11,
04/22 00Z,   0.40,   1.83,  99.90,   2.33,   0.11,
04/22 01Z,   0.40,   0.38,  99.90,   0.89,   0.11,  (min)
04/22 02Z,   0.40,   1.70,  99.90,   2.21,   0.11,
04/22 03Z,   0.40,   5.44,  99.90,   5.95,   0.11,
04/22 04Z,   0.50,  10.27,  99.90,  10.88,   0.11,
04/22 05Z,   0.50,  15.02,  99.90,  15.63,   0.11,
04/22 06Z,   0.50,  18.71,  99.90,  19.31,   0.11,
04/22 07Z,   0.50,  20.24,  99.90,  20.85,   0.11,  (max)
04/22 08Z,   0.50,  19.09,  99.90,  19.70,   0.11,
04/22 09Z,   0.50,  15.80,  99.90,  16.41,   0.11,
04/22 10Z,   0.50,  11.43,  99.90,  12.03,   0.11,
04/22 11Z,   0.50,   6.82,  99.90,   7.43,   0.11,
04/22 12Z,   0.50,   2.63,  99.90,   3.23,   0.11,
04/22 13Z,   0.50,  -0.22,  99.90,   0.39,   0.11,
04/22 14Z,   0.60,  -0.58,  99.90,   0.12,   0.11,  (min)
04/22 15Z,   0.60,   1.80,  99.90,   2.51,   0.11,
04/22 16Z,   0.60,   5.96,  99.90,   6.66,   0.11,
04/22 17Z,   0.60,  10.64,  99.90,  11.34,   0.11,
04/22 18Z,   0.60,  14.90,  99.90,  15.61,   0.11,
04/22 19Z,   0.70,  17.73,  99.90,  18.54,   0.11,
04/22 20Z,   0.70,  18.22,  99.90,  19.03,   0.11,  (max)
04/22 21Z,   0.70,  16.40,  99.90,  17.21,   0.11,
04/22 22Z,   0.70,  13.14,  99.90,  13.95,   0.11,
04/22 23Z,   0.80,   9.31,  99.90,  10.22,   0.11,
04/23 00Z,   0.80,   5.50,  99.90,   6.41,   0.11,
04/23 01Z,   0.80,   2.41,  99.90,   3.31,   0.11,
04/23 02Z,   0.70,   1.12,  99.90,   1.92,   0.11,  (min)
04/23 03Z,   0.70,   2.41,  99.90,   3.22,   0.11,
04/23 04Z,   0.60,   5.84,  99.90,   6.54,   0.11,
04/23 05Z,   0.60,  10.20,  99.90,  10.91,   0.11,
04/23 06Z,   0.60,  14.54,  99.90,  15.25,   0.11,
04/23 07Z,   0.60,  17.95,  99.90,  18.65,   0.11,
04/23 08Z,   0.60,  19.36,  99.90,  20.07,   0.11,  (max)
04/23 09Z,   0.60,  18.32,  99.90,  19.02,   0.11,
04/23 10Z,   0.60,  15.37,  99.90,  16.08,   0.11,
04/23 11Z,   0.60,  11.44,  99.90,  12.15,   0.11,
04/23 12Z,   0.70,   7.21,  99.90,   8.02,   0.11,
04/23 13Z,   0.70,   3.27,  99.90,   4.08,   0.11,
04/23 14Z,   0.70,   0.58,  99.90,   1.38,   0.11,
04/23 15Z,   0.70,   0.23,  99.90,   1.03,   0.11,  (min)
04/23 16Z,   0.60,   2.38,  99.90,   3.09,   0.11,
04/23 17Z,   0.60,   6.10,  99.90,   6.81,   0.11,
04/23 18Z,   0.60,  10.36,  99.90,  11.06,   0.11,
04/23 19Z,   0.60,  14.35,  99.90,  15.06,   0.11,
04/23 20Z,   0.60,  17.06,  99.90,  17.77,   0.11,
04/23 21Z,   0.60,  17.60,  99.90,  18.31,   0.11,  (max)
04/23 22Z,   0.60,  16.05,  99.90,  16.76,   0.11,
04/23 23Z,   0.60,  13.18,  99.90,  13.88,   0.11,
04/24 00Z,   0.60,   9.69,  99.90,  10.40,   0.11,