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 : 04/12/2026 06:21:00 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 12Z,   0.00,   1.60,   1.70,  99.90,   0.10,
04/10 13Z,   0.00,  -1.41,  -1.39,  99.90,   0.02,
04/10 14Z,   0.00,  -4.19,  -4.24,  99.90,  -0.05,
04/10 15Z,   0.00,  -6.25,  -6.24,  99.90,   0.01,
04/10 16Z,   0.10,  -6.80,  -6.64,  99.90,   0.06,  (min)
04/10 17Z,   0.10,  -5.44,  -5.23,  99.90,   0.11,
04/10 18Z,   0.20,  -2.83,  -2.80,  99.90,  -0.17,
04/10 19Z,   0.20,   0.10,   0.18,  99.90,  -0.12,
04/10 20Z,   0.20,   2.86,   3.07,  99.90,   0.01,
04/10 21Z,   0.30,   5.01,   5.21,  99.90,  -0.10,
04/10 22Z,   0.30,   5.77,   5.85,  99.90,  -0.22,  (max)
04/10 23Z,   0.30,   4.82,   4.86,  99.90,  -0.26,
04/11 00Z,   0.30,   2.66,   2.93,  99.90,  -0.03,
04/11 01Z,   0.30,   0.04,   0.51,  99.90,   0.17,
04/11 02Z,   0.40,  -2.55,  -2.19,  99.90,  -0.04,
04/11 03Z,   0.40,  -4.74,  -4.41,  99.90,  -0.07,
04/11 04Z,   0.50,  -5.87,  -5.40,  99.90,  -0.03,  (min)
04/11 05Z,   0.50,  -5.23,  -4.71,  99.90,   0.02,
04/11 06Z,   0.50,  -3.01,  -2.65,  99.90,  -0.14,
04/11 07Z,   0.50,  -0.13,   0.15,  99.90,  -0.22,
04/11 08Z,   0.50,   2.73,   3.19,  99.90,  -0.04,
04/11 09Z,   0.60,   5.22,   5.80,  99.90,  -0.02,
04/11 10Z,   0.60,   6.63,   7.11,  99.90,  -0.12,  (max)
04/11 11Z,   0.50,   6.29,   6.53,  99.90,  -0.26,
04/11 12Z,   0.40,   4.35,   4.60,  99.90,  -0.15,
04/11 13Z,   0.30,   1.56,   1.87,  99.90,   0.01,
04/11 14Z,   0.30,  -1.45,  -1.21,  99.90,  -0.06,
04/11 15Z,   0.30,  -4.28,  -4.14,  99.90,  -0.16,
04/11 16Z,   0.20,  -6.35,  -6.26,  99.90,  -0.11,
04/11 17Z,   0.20,  -6.83,  -6.77,  99.90,  -0.14,  (min)
04/11 18Z,   0.10,  -5.41,  -5.40,  99.90,  -0.09,
04/11 19Z,   0.10,  -2.78,  -2.86,  99.90,  -0.18,
04/11 20Z,   0.10,   0.19,   0.17,  99.90,  -0.12,
04/11 21Z,   0.10,   3.07,   3.18,  99.90,   0.01,
04/11 22Z,   0.10,   5.30,   5.43,  99.90,   0.03,
04/11 23Z,   0.10,   6.03,   6.17,  99.90,   0.04,  (max)
04/12 00Z,   0.00,   5.01,   5.22,  99.90,   0.21,
04/12 01Z,  -0.10,   2.78,   3.19,  99.90,   0.51,
04/12 02Z,  -0.10,   0.07,   0.53,  99.90,   0.56,
04/12 03Z,  -0.20,  -2.69,  -2.27,  99.90,   0.62,
04/12 04Z,  -0.20,  -5.04,  -4.77,  99.90,   0.47,
04/12 05Z,  -0.30,  -6.22,  -6.01,  99.90,   0.51,  (min)
04/12 06Z,  -0.40,  -5.52,  -5.45,  99.90,   0.47,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 07Z,  -0.40,  -3.23,  99.90,  -3.19,   0.44,
04/12 08Z,  -0.40,  -0.26,  99.90,  -0.26,   0.40,
04/12 09Z,  -0.40,   2.80,  99.90,   2.77,   0.37,
04/12 10Z,  -0.30,   5.49,  99.90,   5.52,   0.33,
04/12 11Z,  -0.30,   6.96,  99.90,   6.95,   0.29,  (max)
04/12 12Z,  -0.20,   6.55,  99.90,   6.61,   0.26,
04/12 13Z,  -0.10,   4.51,  99.90,   4.63,   0.22,
04/12 14Z,   0.00,   1.60,  99.90,   1.78,   0.18,
04/12 15Z,   0.00,  -1.60,  99.90,  -1.45,   0.15,
04/12 16Z,  -0.10,  -4.64,  99.90,  -4.63,   0.11,
04/12 17Z,  -0.10,  -6.82,  99.90,  -6.84,   0.07,
04/12 18Z,  -0.10,  -7.23,  99.90,  -7.29,   0.04,  (min)
04/12 19Z,  -0.10,  -5.63,  99.90,  -5.69,   0.04,
04/12 20Z,  -0.10,  -2.80,  99.90,  -2.86,   0.04,
04/12 21Z,   0.00,   0.45,  99.90,   0.49,   0.04,
04/12 22Z,   0.00,   3.64,  99.90,   3.68,   0.04,
04/12 23Z,   0.10,   6.02,  99.90,   6.16,   0.04,
04/13 00Z,   0.10,   6.69,  99.90,   6.83,   0.04,  (max)
04/13 01Z,   0.20,   5.47,  99.90,   5.71,   0.04,
04/13 02Z,   0.20,   2.99,  99.90,   3.22,   0.04,
04/13 03Z,   0.20,  -0.04,  99.90,   0.20,   0.04,
04/13 04Z,   0.10,  -3.14,  99.90,  -3.00,   0.04,
04/13 05Z,   0.10,  -5.76,  99.90,  -5.62,   0.04,
04/13 06Z,   0.10,  -6.98,  99.90,  -6.84,   0.04,  (min)
04/13 07Z,   0.10,  -6.13,  99.90,  -5.99,   0.04,
04/13 08Z,   0.10,  -3.59,  99.90,  -3.45,   0.04,
04/13 09Z,   0.10,  -0.29,  99.90,  -0.15,   0.04,
04/13 10Z,   0.10,   3.16,  99.90,   3.30,   0.04,
04/13 11Z,   0.20,   6.13,  99.90,   6.37,   0.04,
04/13 12Z,   0.30,   7.62,  99.90,   7.95,   0.04,  (max)
04/13 13Z,   0.50,   7.03,  99.90,   7.57,   0.04,
04/13 14Z,   0.60,   4.72,  99.90,   5.36,   0.04,
04/13 15Z,   0.80,   1.49,  99.90,   2.33,   0.04,
04/13 16Z,   0.90,  -2.05,  99.90,  -1.11,   0.04,
04/13 17Z,   0.90,  -5.37,  99.90,  -4.43,   0.04,
04/13 18Z,   0.90,  -7.63,  99.90,  -6.69,   0.04,
04/13 19Z,   0.80,  -7.84,  99.90,  -7.00,   0.04,  (min)
04/13 20Z,   0.60,  -5.88,  99.90,  -5.25,   0.04,
04/13 21Z,   0.30,  -2.62,  99.90,  -2.28,   0.04,
04/13 22Z,   0.00,   1.11,  99.90,   1.15,   0.04,
04/13 23Z,  -0.20,   4.69,  99.90,   4.52,   0.04,
04/14 00Z,  -0.40,   7.16,  99.90,   6.79,   0.04,
04/14 01Z,  -0.60,   7.60,  99.90,   7.03,   0.04,  (max)
04/14 02Z,  -0.60,   5.98,  99.90,   5.42,   0.04,
04/14 03Z,  -0.70,   3.04,  99.90,   2.38,   0.04,
04/14 04Z,  -0.70,  -0.48,  99.90,  -1.14,   0.04,
04/14 05Z,  -0.70,  -4.02,  99.90,  -4.68,   0.04,
04/14 06Z,  -0.70,  -6.90,  99.90,  -7.56,   0.04,
04/14 07Z,  -0.70,  -8.04,  99.90,  -8.70,   0.04,  (min)
04/14 08Z,  -0.60,  -6.85,  99.90,  -7.41,   0.04,
04/14 09Z,  -0.50,  -3.84,  99.90,  -4.30,   0.04,
04/14 10Z,  -0.50,  -0.02,  99.90,  -0.48,   0.04,
04/14 11Z,  -0.30,   3.92,  99.90,   3.66,   0.04,
04/14 12Z,  -0.20,   7.11,  99.90,   6.95,   0.04,
04/14 13Z,  -0.20,   8.47,  99.90,   8.31,   0.04,  (max)
04/14 14Z,  -0.10,   7.52,  99.90,   7.46,   0.04,
04/14 15Z,  -0.10,   4.77,  99.90,   4.71,   0.04,
04/14 16Z,  -0.10,   1.09,  99.90,   1.02,   0.04,
04/14 17Z,  -0.10,  -2.87,  99.90,  -2.93,   0.04,
04/14 18Z,  -0.10,  -6.44,  99.90,  -6.51,   0.04,
04/14 19Z,   0.00,  -8.63,  99.90,  -8.59,   0.04,  (min)
04/14 20Z,   0.10,  -8.44,  99.90,  -8.30,   0.04,
04/14 21Z,   0.20,  -5.91,  99.90,  -5.68,   0.04,
04/14 22Z,   0.40,  -2.04,  99.90,  -1.61,   0.04,
04/14 23Z,   0.60,   2.25,  99.90,   2.89,   0.04,
04/15 00Z,   0.70,   6.15,  99.90,   6.89,   0.04,
04/15 01Z,   0.80,   8.53,  99.90,   9.36,   0.04,  (max)
04/15 02Z,   0.80,   8.52,  99.90,   9.36,   0.04,
04/15 03Z,   0.80,   6.30,  99.90,   7.14,   0.04,
04/15 04Z,   0.70,   2.75,  99.90,   3.48,   0.04,
04/15 05Z,   0.50,  -1.34,  99.90,  -0.80,   0.04,
04/15 06Z,   0.30,  -5.32,  99.90,  -4.98,   0.04,
04/15 07Z,   0.20,  -8.32,  99.90,  -8.08,   0.04,
04/15 08Z,   0.00,  -9.18,  99.90,  -9.14,   0.04,  (min)
04/15 09Z,   0.00,  -7.43,  99.90,  -7.40,   0.04,
04/15 10Z,   0.00,  -3.79,  99.90,  -3.75,   0.04,
04/15 11Z,   0.00,   0.64,  99.90,   0.68,   0.04,
04/15 12Z,   0.00,   5.02,  99.90,   5.06,   0.04,
04/15 13Z,   0.10,   8.29,  99.90,   8.43,   0.04,
04/15 14Z,   0.20,   9.31,  99.90,   9.55,   0.04,  (max)
04/15 15Z,   0.20,   7.81,  99.90,   8.04,   0.04,
04/15 16Z,   0.20,   4.49,  99.90,   4.73,   0.04,
04/15 17Z,   0.20,   0.31,  99.90,   0.55,   0.04,
04/15 18Z,   0.10,  -4.01,  99.90,  -3.87,   0.04,
04/15 19Z,   0.10,  -7.70,  99.90,  -7.56,   0.04,
04/15 20Z,   0.10,  -9.60,  99.90,  -9.47,   0.04,  (min)
04/15 21Z,   0.10,  -8.80,  99.90,  -8.66,   0.04,
04/15 22Z,   0.10,  -5.54,  99.90,  -5.40,   0.04,
04/15 23Z,   0.10,  -0.99,  99.90,  -0.86,   0.04,
04/16 00Z,   0.20,   3.80,  99.90,   4.04,   0.04,