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
#Portland, ME : 05/23/2025 04:21:07 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 12Z,   0.60,   7.42,   7.82,  99.90,  -0.20,
05/21 13Z,   0.60,   5.44,   5.84,  99.90,  -0.20,
05/21 14Z,   0.60,   3.24,   3.70,  99.90,  -0.14,
05/21 15Z,   0.60,   1.43,   1.92,  99.90,  -0.11,
05/21 16Z,   0.60,   0.54,   1.03,  99.90,  -0.11,  (min)
05/21 17Z,   0.60,   0.71,   1.20,  99.90,  -0.11,
05/21 18Z,   0.60,   1.83,   2.28,  99.90,  -0.15,
05/21 19Z,   0.60,   3.67,   4.07,  99.90,  -0.20,
05/21 20Z,   0.60,   5.85,   6.35,  99.90,  -0.10,
05/21 21Z,   0.60,   7.77,   8.17,  99.90,  -0.20,
05/21 22Z,   0.60,   8.93,   9.22,  99.90,  -0.31,
05/21 23Z,   0.60,   9.11,   9.58,  99.90,  -0.13,  (max)
05/22 00Z,   0.60,   8.35,   8.89,  99.90,  -0.06,
05/22 01Z,   0.60,   6.79,   7.33,  99.90,  -0.06,
05/22 02Z,   0.50,   4.72,   5.23,  99.90,   0.01,
05/22 03Z,   0.50,   2.71,   3.28,  99.90,   0.07,
05/22 04Z,   0.50,   1.37,   1.97,  99.90,   0.10,
05/22 05Z,   0.50,   1.04,   1.59,  99.90,   0.05,  (min)
05/22 06Z,   0.50,   1.72,   2.19,  99.90,  -0.03,
05/22 07Z,   0.40,   3.24,   3.63,  99.90,  -0.01,
05/22 08Z,   0.50,   5.30,   5.74,  99.90,  -0.06,
05/22 09Z,   0.50,   7.37,   7.84,  99.90,  -0.03,
05/22 10Z,   0.50,   8.84,   9.31,  99.90,  -0.03,
05/22 11Z,   0.50,   9.34,   9.89,  99.90,   0.05,  (max)
05/22 12Z,   0.70,   8.84,   9.54,  99.90,   0.00,
05/22 13Z,   0.70,   7.44,   8.26,  99.90,   0.12,
05/22 14Z,   0.70,   5.36,   6.20,  99.90,   0.14,
05/22 15Z,   0.80,   3.07,   4.01,  99.90,   0.14,
05/22 16Z,   0.70,   1.23,   2.24,  99.90,   0.31,
05/22 17Z,   0.80,   0.37,   1.33,  99.90,   0.16,  (min)
05/22 18Z,   1.10,   0.62,   1.58,  99.90,  -0.14,
05/22 19Z,   1.10,   1.90,   2.83,  99.90,  -0.17,
05/22 20Z,   1.20,   3.96,   4.86,  99.90,  -0.30,
05/22 21Z,   1.20,   6.32,   7.16,  99.90,  -0.36,
05/22 22Z,   1.30,   8.36,   9.23,  99.90,  -0.43,
05/22 23Z,   1.40,   9.53,  10.50,  99.90,  -0.43,
05/23 00Z,   1.60,   9.64,  10.73,  99.90,  -0.51,  (max)
05/23 01Z,   1.80,   8.73,  10.15,  99.90,  -0.38,
05/23 02Z,   2.00,   6.93,   8.41,  99.90,  -0.52,
05/23 03Z,   2.10,   4.60,   6.16,  99.90,  -0.54,
05/23 04Z,   2.10,   2.36,   4.03,  99.90,  -0.43,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/23 05Z,   2.00,   0.87,  99.90,   2.46,  -0.41,
05/23 06Z,   1.90,   0.47,  99.90,   1.98,  -0.39,  (min)
05/23 07Z,   1.80,   1.18,  99.90,   2.62,  -0.36,
05/23 08Z,   1.70,   2.83,  99.90,   4.19,  -0.34,
05/23 09Z,   1.50,   5.08,  99.90,   6.26,  -0.32,
05/23 10Z,   1.30,   7.32,  99.90,   8.32,  -0.29,
05/23 11Z,   1.10,   8.90,  99.90,   9.73,  -0.27,
05/23 12Z,   0.90,   9.47,  99.90,  10.12,  -0.24,  (max)
05/23 13Z,   0.80,   8.97,  99.90,   9.55,  -0.22,
05/23 14Z,   0.60,   7.50,  99.90,   7.90,  -0.20,
05/23 15Z,   0.50,   5.29,  99.90,   5.62,  -0.17,
05/23 16Z,   0.50,   2.89,  99.90,   3.24,  -0.15,
05/23 17Z,   0.50,   1.01,  99.90,   1.36,  -0.15,
05/23 18Z,   0.60,   0.17,  99.90,   0.62,  -0.15,  (min)
05/23 19Z,   0.60,   0.54,  99.90,   0.99,  -0.15,
05/23 20Z,   0.70,   2.01,  99.90,   2.56,  -0.15,
05/23 21Z,   0.70,   4.30,  99.90,   4.85,  -0.15,
05/23 22Z,   0.80,   6.88,  99.90,   7.53,  -0.15,
05/23 23Z,   0.80,   9.02,  99.90,   9.67,  -0.15,
05/24 00Z,   0.80,  10.19,  99.90,  10.84,  -0.15,  (max)
05/24 01Z,   0.70,  10.21,  99.90,  10.76,  -0.15,
05/24 02Z,   0.70,   9.09,  99.90,   9.64,  -0.15,
05/24 03Z,   0.70,   7.01,  99.90,   7.56,  -0.15,
05/24 04Z,   0.60,   4.39,  99.90,   4.84,  -0.15,
05/24 05Z,   0.50,   1.91,  99.90,   2.26,  -0.15,
05/24 06Z,   0.50,   0.28,  99.90,   0.63,  -0.15,
05/24 07Z,   0.60,  -0.17,  99.90,   0.28,  -0.15,  (min)
05/24 08Z,   0.60,   0.61,  99.90,   1.06,  -0.15,
05/24 09Z,   0.60,   2.44,  99.90,   2.89,  -0.15,
05/24 10Z,   0.70,   4.91,  99.90,   5.46,  -0.15,
05/24 11Z,   0.70,   7.32,  99.90,   7.87,  -0.15,
05/24 12Z,   0.70,   9.02,  99.90,   9.57,  -0.15,
05/24 13Z,   0.60,   9.64,  99.90,  10.09,  -0.15,  (max)
05/24 14Z,   0.60,   9.12,  99.90,   9.57,  -0.15,
05/24 15Z,   0.50,   7.54,  99.90,   7.89,  -0.15,
05/24 16Z,   0.50,   5.19,  99.90,   5.54,  -0.15,
05/24 17Z,   0.50,   2.68,  99.90,   3.03,  -0.15,
05/24 18Z,   0.50,   0.77,  99.90,   1.12,  -0.15,
05/24 19Z,   0.50,  -0.02,  99.90,   0.33,  -0.15,  (min)
05/24 20Z,   0.50,   0.49,  99.90,   0.84,  -0.15,
05/24 21Z,   0.50,   2.18,  99.90,   2.53,  -0.15,
05/24 22Z,   0.50,   4.72,  99.90,   5.07,  -0.15,
05/24 23Z,   0.50,   7.48,  99.90,   7.83,  -0.15,
05/25 00Z,   0.50,   9.70,  99.90,  10.05,  -0.15,
05/25 01Z,   0.50,  10.83,  99.90,  11.18,  -0.15,  (max)
05/25 02Z,   0.40,  10.70,  99.90,  10.95,  -0.15,
05/25 03Z,   0.40,   9.35,  99.90,   9.60,  -0.15,
05/25 04Z,   0.30,   6.98,  99.90,   7.13,  -0.15,
05/25 05Z,   0.30,   4.06,  99.90,   4.21,  -0.15,
05/25 06Z,   0.30,   1.39,  99.90,   1.54,  -0.15,
05/25 07Z,   0.30,  -0.34,  99.90,  -0.19,  -0.15,
05/25 08Z,   0.30,  -0.76,  99.90,  -0.62,  -0.15,  (min)
05/25 09Z,   0.30,   0.14,  99.90,   0.29,  -0.15,
05/25 10Z,   0.30,   2.17,  99.90,   2.32,  -0.15,
05/25 11Z,   0.30,   4.84,  99.90,   4.99,  -0.15,
05/25 12Z,   0.30,   7.41,  99.90,   7.56,  -0.15,
05/25 13Z,   0.30,   9.19,  99.90,   9.34,  -0.15,
05/25 14Z,   0.30,   9.81,  99.90,   9.96,  -0.15,  (max)
05/25 15Z,   0.30,   9.23,  99.90,   9.38,  -0.15,
05/25 16Z,   0.40,   7.53,  99.90,   7.78,  -0.15,
05/25 17Z,   0.40,   5.03,  99.90,   5.28,  -0.15,
05/25 18Z,   0.30,   2.44,  99.90,   2.59,  -0.15,
05/25 19Z,   0.30,   0.53,  99.90,   0.68,  -0.15,
05/25 20Z,   0.30,  -0.15,  99.90,  -0.00,  -0.15,  (min)
05/25 21Z,   0.30,   0.53,  99.90,   0.68,  -0.15,
05/25 22Z,   0.30,   2.45,  99.90,   2.59,  -0.15,
05/25 23Z,   0.30,   5.20,  99.90,   5.35,  -0.15,
05/26 00Z,   0.30,   8.09,  99.90,   8.23,  -0.15,
05/26 01Z,   0.30,  10.31,  99.90,  10.46,  -0.15,
05/26 02Z,   0.30,  11.34,  99.90,  11.49,  -0.15,  (max)
05/26 03Z,   0.30,  11.04,  99.90,  11.19,  -0.15,
05/26 04Z,   0.30,   9.44,  99.90,   9.59,  -0.15,
05/26 05Z,   0.30,   6.79,  99.90,   6.94,  -0.15,
05/26 06Z,   0.20,   3.66,  99.90,   3.71,  -0.15,
05/26 07Z,   0.30,   0.87,  99.90,   1.02,  -0.15,
05/26 08Z,   0.30,  -0.87,  99.90,  -0.72,  -0.15,
05/26 09Z,   0.30,  -1.21,  99.90,  -1.06,  -0.15,  (min)
05/26 10Z,   0.40,  -0.15,  99.90,   0.10,  -0.15,
05/26 11Z,   0.40,   2.08,  99.90,   2.33,  -0.15,
05/26 12Z,   0.30,   4.91,  99.90,   5.06,  -0.15,
05/26 13Z,   0.30,   7.56,  99.90,   7.71,  -0.15,
05/26 14Z,   0.30,   9.34,  99.90,   9.49,  -0.15,
05/26 15Z,   0.30,   9.93,  99.90,  10.07,  -0.15,  (max)
05/26 16Z,   0.30,   9.25,  99.90,   9.40,  -0.15,
05/26 17Z,   0.40,   7.41,  99.90,   7.66,  -0.15,
05/26 18Z,   0.40,   4.81,  99.90,   5.06,  -0.15,
05/26 19Z,  99.90,   2.19,  99.90,  99.90,  -0.15,
05/26 20Z,  99.90,   0.35,  99.90,  99.90,  -0.15,
05/26 21Z,  99.90,  -0.19,  99.90,  99.90,  -0.15,
05/26 22Z,  99.90,   0.68,  99.90,  99.90,  -0.15,
05/26 23Z,  99.90,   2.79,  99.90,  99.90,  -0.15,
05/27 00Z,  99.90,   5.69,  99.90,  99.90,  -0.15,