EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
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
#Philadelphia, PA : 05/21/2025 11:23:11 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 12Z,   0.70,   6.54,   6.26,  99.90,  -0.98,  (max)
05/19 13Z,   0.60,   5.48,   5.17,  99.90,  -0.91,
05/19 14Z,   0.60,   4.21,   4.08,  99.90,  -0.73,
05/19 15Z,   0.60,   3.04,   2.95,  99.90,  -0.69,
05/19 16Z,   0.60,   2.05,   1.86,  99.90,  -0.79,
05/19 17Z,   0.60,   1.30,   0.88,  99.90,  -1.02,
05/19 18Z,   0.60,   0.89,   0.27,  99.90,  -1.22,  (min)
05/19 19Z,   0.60,   1.30,   1.11,  99.90,  -0.79,
05/19 20Z,   0.60,   2.80,   2.92,  99.90,  -0.48,
05/19 21Z,   0.60,   4.45,   4.29,  99.90,  -0.76,
05/19 22Z,   0.60,   5.42,   5.29,  99.90,  -0.73,
05/19 23Z,   0.60,   5.90,   5.90,  99.90,  -0.60,  (max)
05/20 00Z,   0.30,   6.00,   5.80,  99.90,  -0.50,
05/20 01Z,   0.30,   5.41,   4.89,  99.90,  -0.82,
05/20 02Z,   0.30,   4.32,   3.83,  99.90,  -0.79,
05/20 03Z,   0.30,   3.17,   2.77,  99.90,  -0.70,
05/20 04Z,   0.30,   2.16,   1.69,  99.90,  -0.77,
05/20 05Z,   0.30,   1.45,   0.74,  99.90,  -1.01,
05/20 06Z,   0.20,   1.10,   0.14,  99.90,  -1.16,  (min)
05/20 07Z,   0.20,   1.40,   1.36,  99.90,  -0.24,
05/20 08Z,   0.20,   2.80,   3.23,  99.90,   0.23,
05/20 09Z,   0.20,   4.78,   4.66,  99.90,  -0.32,
05/20 10Z,   0.20,   6.16,   5.80,  99.90,  -0.56,
05/20 11Z,   0.20,   6.74,   6.76,  99.90,  -0.18,
05/20 12Z,   0.20,   6.88,   6.95,  99.90,  -0.13,  (max)
05/20 13Z,   0.20,   6.41,   6.26,  99.90,  -0.35,
05/20 14Z,   0.20,   5.30,   5.21,  99.90,  -0.29,
05/20 15Z,   0.20,   4.02,   4.06,  99.90,  -0.16,
05/20 16Z,   0.30,   2.86,   2.93,  99.90,  -0.23,
05/20 17Z,   0.30,   1.90,   1.81,  99.90,  -0.39,
05/20 18Z,   0.40,   1.18,   0.86,  99.90,  -0.72,
05/20 19Z,   0.40,   0.84,   0.61,  99.90,  -0.63,  (min)
05/20 20Z,   0.40,   1.43,   2.45,  99.90,   0.62,
05/20 21Z,   0.50,   3.04,   4.14,  99.90,   0.60,
05/20 22Z,   0.50,   4.67,   5.46,  99.90,   0.29,
05/20 23Z,   0.50,   5.62,   6.42,  99.90,   0.30,
05/21 00Z,   0.60,   6.14,   7.14,  99.90,   0.40,  (max)
05/21 01Z,   0.70,   6.21,   6.93,  99.90,   0.02,
05/21 02Z,   0.70,   5.53,   5.93,  99.90,  -0.30,
05/21 03Z,   0.70,   4.40,   4.80,  99.90,  -0.30,
05/21 04Z,   0.70,   3.24,   3.69,  99.90,  -0.25,
05/21 05Z,   0.70,   2.23,   2.68,  99.90,  -0.25,
05/21 06Z,   0.80,   1.50,   1.84,  99.90,  -0.46,
05/21 07Z,   0.80,   1.10,   1.53,  99.90,  -0.37,  (min)
05/21 08Z,   0.80,   1.40,   3.00,  99.90,   0.80,
05/21 09Z,   0.90,   2.83,   4.79,  99.90,   1.06,
05/21 10Z,   0.90,   4.72,   6.18,  99.90,   0.56,
05/21 11Z,   0.90,   6.00,   7.31,  99.90,   0.41,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 12Z,   1.00,   6.62,  99.90,   7.97,   0.35,
05/21 13Z,   1.00,   6.80,  99.90,   8.10,   0.30,  (max)
05/21 14Z,   1.00,   6.29,  99.90,   7.54,   0.25,
05/21 15Z,   1.10,   5.15,  99.90,   6.44,   0.19,
05/21 16Z,   1.10,   3.89,  99.90,   5.12,   0.14,
05/21 17Z,   1.20,   2.74,  99.90,   4.03,   0.08,
05/21 18Z,   1.20,   1.80,  99.90,   3.03,   0.03,
05/21 19Z,   1.30,   1.09,  99.90,   2.37,  -0.02,
05/21 20Z,   1.40,   0.81,  99.90,   2.13,  -0.08,  (min)
05/21 21Z,   1.40,   1.54,  99.90,   2.81,  -0.13,
05/21 22Z,   1.50,   3.26,  99.90,   4.58,  -0.18,
05/21 23Z,   1.50,   4.88,  99.90,   6.14,  -0.24,
05/22 00Z,   1.60,   5.86,  99.90,   7.23,  -0.24,
05/22 01Z,   1.60,   6.46,  99.90,   7.83,  -0.24,
05/22 02Z,   1.60,   6.50,  99.90,   7.86,  -0.24,  (max)
05/22 03Z,   1.60,   5.73,  99.90,   7.09,  -0.24,
05/22 04Z,   1.70,   4.56,  99.90,   6.02,  -0.24,
05/22 05Z,   1.70,   3.39,  99.90,   4.86,  -0.24,
05/22 06Z,   1.70,   2.38,  99.90,   3.84,  -0.24,
05/22 07Z,   1.80,   1.58,  99.90,   3.15,  -0.24,
05/22 08Z,   1.80,   1.07,  99.90,   2.64,  -0.24,  (min)
05/22 09Z,   1.90,   1.34,  99.90,   3.00,  -0.24,
05/22 10Z,   1.90,   2.76,  99.90,   4.42,  -0.24,
05/22 11Z,   1.90,   4.57,  99.90,   6.23,  -0.24,
05/22 12Z,   1.80,   5.80,  99.90,   7.36,  -0.24,
05/22 13Z,   1.80,   6.50,  99.90,   8.06,  -0.24,
05/22 14Z,   1.80,   6.74,  99.90,   8.30,  -0.24,  0.13 ft above HAT  (max)
05/22 15Z,   1.80,   6.19,  99.90,   7.75,  -0.24,
05/22 16Z,   1.70,   5.03,  99.90,   6.49,  -0.24,
05/22 17Z,   1.70,   3.78,  99.90,   5.25,  -0.24,
05/22 18Z,   1.70,   2.67,  99.90,   4.13,  -0.24,
05/22 19Z,   1.60,   1.74,  99.90,   3.11,  -0.24,
05/22 20Z,   1.50,   1.02,  99.90,   2.29,  -0.24,
05/22 21Z,   1.50,   0.79,  99.90,   2.05,  -0.24,  (min)
05/22 22Z,   1.40,   1.67,  99.90,   2.84,  -0.24,
05/22 23Z,   1.40,   3.48,  99.90,   4.65,  -0.24,
05/23 00Z,   1.30,   5.12,  99.90,   6.18,  -0.24,
05/23 01Z,   1.30,   6.18,  99.90,   7.24,  -0.24,
05/23 02Z,   1.30,   6.84,  99.90,   7.90,  -0.24,  (max)
05/23 03Z,   1.30,   6.81,  99.90,   7.87,  -0.24,
05/23 04Z,   1.20,   5.95,  99.90,   6.92,  -0.24,
05/23 05Z,   1.20,   4.76,  99.90,   5.72,  -0.24,
05/23 06Z,   1.20,   3.59,  99.90,   4.55,  -0.24,
05/23 07Z,   1.20,   2.54,  99.90,   3.51,  -0.24,
05/23 08Z,   1.20,   1.64,  99.90,   2.61,  -0.24,
05/23 09Z,   1.20,   1.00,  99.90,   1.96,  -0.24,  (min)
05/23 10Z,   1.20,   1.21,  99.90,   2.18,  -0.24,
05/23 11Z,   1.20,   2.63,  99.90,   3.59,  -0.24,
05/23 12Z,   1.20,   4.38,  99.90,   5.34,  -0.24,
05/23 13Z,   1.20,   5.61,  99.90,   6.57,  -0.24,
05/23 14Z,   1.20,   6.41,  99.90,   7.37,  -0.24,
05/23 15Z,   1.10,   6.67,  99.90,   7.54,  -0.24,  (max)
05/23 16Z,   1.10,   6.07,  99.90,   6.94,  -0.24,
05/23 17Z,   1.10,   4.91,  99.90,   5.77,  -0.24,
05/23 18Z,   1.10,   3.70,  99.90,   4.56,  -0.24,
05/23 19Z,   1.10,   2.62,  99.90,   3.48,  -0.24,
05/23 20Z,   1.00,   1.70,  99.90,   2.46,  -0.24,
05/23 21Z,   1.00,   0.96,  99.90,   1.72,  -0.24,
05/23 22Z,   1.00,   0.79,  99.90,   1.55,  -0.24,  (min)
05/23 23Z,   0.90,   1.84,  99.90,   2.50,  -0.24,
05/24 00Z,   0.90,   3.75,  99.90,   4.41,  -0.24,
05/24 01Z,   0.90,   5.41,  99.90,   6.07,  -0.24,
05/24 02Z,   0.80,   6.54,  99.90,   7.10,  -0.24,
05/24 03Z,   0.80,   7.23,  99.90,   7.79,  -0.24,  (max)
05/24 04Z,   0.80,   7.10,  99.90,   7.66,  -0.24,
05/24 05Z,   0.70,   6.15,  99.90,   6.61,  -0.24,
05/24 06Z,   0.70,   4.94,  99.90,   5.40,  -0.24,
05/24 07Z,   0.70,   3.77,  99.90,   4.24,  -0.24,
05/24 08Z,   0.70,   2.69,  99.90,   3.15,  -0.24,
05/24 09Z,   0.70,   1.66,  99.90,   2.13,  -0.24,
05/24 10Z,   0.70,   0.88,  99.90,   1.35,  -0.24,  (min)
05/24 11Z,   0.70,   1.08,  99.90,   1.54,  -0.24,
05/24 12Z,   0.70,   2.50,  99.90,   2.97,  -0.24,
05/24 13Z,   0.60,   4.21,  99.90,   4.57,  -0.24,
05/24 14Z,   0.60,   5.47,  99.90,   5.83,  -0.24,
05/24 15Z,   0.60,   6.35,  99.90,   6.71,  -0.24,
05/24 16Z,   0.60,   6.60,  99.90,   6.96,  -0.24,  (max)
05/24 17Z,   0.60,   5.94,  99.90,   6.30,  -0.24,
05/24 18Z,   0.60,   4.78,  99.90,   5.14,  -0.24,
05/24 19Z,   0.60,   3.62,  99.90,   3.98,  -0.24,
05/24 20Z,   0.50,   2.58,  99.90,   2.84,  -0.24,
05/24 21Z,   0.50,   1.66,  99.90,   1.93,  -0.24,
05/24 22Z,   0.50,   0.90,  99.90,   1.17,  -0.24,
05/24 23Z,   0.40,   0.83,  99.90,   0.99,  -0.24,  (min)
05/25 00Z,   0.40,   2.06,  99.90,   2.22,  -0.24,