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 : 04/14/2026 03:21:15 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 12Z,   0.00,   5.26,   4.99,  99.90,  -0.27,
04/12 13Z,   0.00,   5.94,   5.93,  99.90,  -0.01,
04/12 14Z,   0.00,   6.35,   6.51,  99.90,   0.16,  (max)
04/12 15Z,   0.00,   6.10,   6.28,  99.90,   0.18,
04/12 16Z,   0.00,   5.18,   5.35,  99.90,   0.17,
04/12 17Z,   0.00,   4.06,   4.28,  99.90,   0.22,
04/12 18Z,   0.10,   2.99,   3.30,  99.90,   0.21,
04/12 19Z,   0.20,   2.07,   2.35,  99.90,   0.08,
04/12 20Z,   0.20,   1.31,   1.47,  99.90,  -0.04,
04/12 21Z,   0.20,   0.89,   0.92,  99.90,  -0.17,  (min)
04/12 22Z,   0.20,   1.39,   1.80,  99.90,   0.21,
04/12 23Z,   0.30,   2.78,   3.42,  99.90,   0.34,
04/13 00Z,   0.40,   4.12,   4.62,  99.90,   0.10,
04/13 01Z,   0.40,   5.02,   5.69,  99.90,   0.27,
04/13 02Z,   0.40,   5.75,   6.53,  99.90,   0.38,
04/13 03Z,   0.40,   6.00,   6.75,  99.90,   0.35,  (max)
04/13 04Z,   0.50,   5.42,   6.14,  99.90,   0.22,
04/13 05Z,   0.50,   4.35,   5.07,  99.90,   0.22,
04/13 06Z,   0.60,   3.20,   4.01,  99.90,   0.21,
04/13 07Z,   0.60,   2.18,   2.98,  99.90,   0.20,
04/13 08Z,   0.60,   1.39,   1.98,  99.90,  -0.01,
04/13 09Z,   0.60,   0.89,   1.15,  99.90,  -0.34,  (min)
04/13 10Z,   0.60,   1.15,   1.25,  99.90,  -0.50,
04/13 11Z,   0.60,   2.49,   2.82,  99.90,  -0.27,
04/13 12Z,   0.70,   4.15,   4.21,  99.90,  -0.64,
04/13 13Z,   0.70,   5.29,   5.41,  99.90,  -0.58,
04/13 14Z,   0.70,   6.03,   6.32,  99.90,  -0.41,
04/13 15Z,   0.70,   6.44,   6.78,  99.90,  -0.36,  (max)
04/13 16Z,   0.70,   6.09,   6.35,  99.90,  -0.44,
04/13 17Z,   0.70,   5.11,   5.34,  99.90,  -0.47,
04/13 18Z,   0.70,   3.98,   4.31,  99.90,  -0.37,
04/13 19Z,   0.60,   2.91,   3.29,  99.90,  -0.22,
04/13 20Z,   0.60,   1.98,   2.26,  99.90,  -0.32,
04/13 21Z,   0.60,   1.19,   1.32,  99.90,  -0.47,
04/13 22Z,   0.60,   0.82,   0.50,  99.90,  -0.92,  (min)
04/13 23Z,   0.50,   1.51,   0.61,  99.90,  -1.40,
04/14 00Z,   0.50,   3.06,   2.34,  99.90,  -1.22,
04/14 01Z,   0.50,   4.45,   3.72,  99.90,  -1.23,
04/14 02Z,   0.40,   5.41,   4.84,  99.90,  -0.97,
04/14 03Z,   0.40,   6.14,   5.62,  99.90,  -0.92,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/14 04Z,   0.40,   6.25,  99.90,   5.79,  -0.87,  (max)
04/14 05Z,   0.30,   5.53,  99.90,   5.02,  -0.81,
04/14 06Z,   0.30,   4.40,  99.90,   3.95,  -0.75,
04/14 07Z,   0.30,   3.25,  99.90,   2.85,  -0.70,
04/14 08Z,   0.30,   2.21,  99.90,   1.87,  -0.64,
04/14 09Z,   0.20,   1.35,  99.90,   0.96,  -0.58,
04/14 10Z,   0.20,   0.79,  99.90,   0.46,  -0.53,  (min)
04/14 11Z,   0.20,   1.10,  99.90,   0.83,  -0.47,
04/14 12Z,   0.20,   2.55,  99.90,   2.34,  -0.41,
04/14 13Z,   0.10,   4.23,  99.90,   3.97,  -0.36,
04/14 14Z,   0.10,   5.38,  99.90,   5.18,  -0.30,
04/14 15Z,   0.10,   6.17,  99.90,   6.03,  -0.25,
04/14 16Z,   0.10,   6.51,  99.90,   6.37,  -0.25,  (max)
04/14 17Z,   0.10,   6.02,  99.90,   5.88,  -0.25,
04/14 18Z,   0.10,   4.98,  99.90,   4.83,  -0.25,
04/14 19Z,   0.10,   3.84,  99.90,   3.69,  -0.25,
04/14 20Z,   0.10,   2.77,  99.90,   2.63,  -0.25,
04/14 21Z,   0.10,   1.83,  99.90,   1.68,  -0.25,
04/14 22Z,   0.10,   1.03,  99.90,   0.88,  -0.25,
04/14 23Z,   0.10,   0.79,  99.90,   0.64,  -0.25,  (min)
04/15 00Z,   0.10,   1.74,  99.90,   1.59,  -0.25,
04/15 01Z,   0.10,   3.46,  99.90,   3.31,  -0.25,
04/15 02Z,   0.20,   4.90,  99.90,   4.86,  -0.25,
04/15 03Z,   0.20,   5.90,  99.90,   5.85,  -0.25,
04/15 04Z,   0.20,   6.56,  99.90,   6.51,  -0.25,  (max)
04/15 05Z,   0.20,   6.47,  99.90,   6.42,  -0.25,
04/15 06Z,   0.20,   5.59,  99.90,   5.54,  -0.25,
04/15 07Z,   0.20,   4.42,  99.90,   4.37,  -0.25,
04/15 08Z,   0.20,   3.25,  99.90,   3.20,  -0.25,
04/15 09Z,   0.20,   2.18,  99.90,   2.14,  -0.25,
04/15 10Z,   0.20,   1.24,  99.90,   1.20,  -0.25,
04/15 11Z,   0.20,   0.65,  99.90,   0.61,  -0.25,  (min)
04/15 12Z,   0.20,   1.09,  99.90,   1.05,  -0.25,
04/15 13Z,   0.20,   2.67,  99.90,   2.63,  -0.25,
04/15 14Z,   0.20,   4.37,  99.90,   4.33,  -0.25,
04/15 15Z,   0.20,   5.53,  99.90,   5.49,  -0.25,
04/15 16Z,   0.20,   6.32,  99.90,   6.27,  -0.25,
04/15 17Z,   0.20,   6.53,  99.90,   6.48,  -0.25,  (max)
04/15 18Z,   0.20,   5.88,  99.90,   5.83,  -0.25,
04/15 19Z,   0.30,   4.77,  99.90,   4.82,  -0.25,
04/15 20Z,   0.30,   3.63,  99.90,   3.69,  -0.25,
04/15 21Z,   0.30,   2.58,  99.90,   2.63,  -0.25,
04/15 22Z,   0.30,   1.63,  99.90,   1.69,  -0.25,
04/15 23Z,   0.30,   0.87,  99.90,   0.93,  -0.25,
04/16 00Z,   0.30,   0.83,  99.90,   0.89,  -0.25,  (min)
04/16 01Z,   0.40,   2.08,  99.90,   2.24,  -0.25,
04/16 02Z,   0.40,   3.96,  99.90,   4.12,  -0.25,
04/16 03Z,   0.40,   5.44,  99.90,   5.59,  -0.25,
04/16 04Z,   0.40,   6.42,  99.90,   6.57,  -0.25,
04/16 05Z,   0.40,   6.93,  99.90,   7.08,  -0.25,  (max)
04/16 06Z,   0.40,   6.60,  99.90,   6.75,  -0.25,
04/16 07Z,   0.50,   5.57,  99.90,   5.83,  -0.25,
04/16 08Z,   0.40,   4.37,  99.90,   4.53,  -0.25,
04/16 09Z,   0.40,   3.20,  99.90,   3.36,  -0.25,
04/16 10Z,   0.40,   2.11,  99.90,   2.26,  -0.25,
04/16 11Z,   0.40,   1.11,  99.90,   1.26,  -0.25,
04/16 12Z,   0.40,   0.53,  99.90,   0.69,  -0.25,  (min)
04/16 13Z,   0.40,   1.14,  99.90,   1.30,  -0.25,
04/16 14Z,   0.40,   2.86,  99.90,   3.01,  -0.25,
04/16 15Z,   0.40,   4.55,  99.90,   4.71,  -0.25,
04/16 16Z,   0.40,   5.69,  99.90,   5.85,  -0.25,
04/16 17Z,   0.40,   6.41,  99.90,   6.57,  -0.25,
04/16 18Z,   0.40,   6.44,  99.90,   6.60,  -0.25,  (max)
04/16 19Z,   0.40,   5.64,  99.90,   5.80,  -0.25,
04/16 20Z,   0.40,   4.50,  99.90,   4.65,  -0.25,
04/16 21Z,   0.40,   3.38,  99.90,   3.53,  -0.25,
04/16 22Z,   0.40,   2.35,  99.90,   2.51,  -0.25,
04/16 23Z,   0.40,   1.43,  99.90,   1.59,  -0.25,
04/17 00Z,   0.40,   0.76,  99.90,   0.91,  -0.25,  (min)
04/17 01Z,   0.50,   0.99,  99.90,   1.24,  -0.25,
04/17 02Z,   0.50,   2.54,  99.90,   2.79,  -0.25,
04/17 03Z,   0.50,   4.54,  99.90,   4.79,  -0.25,
04/17 04Z,   0.50,   5.99,  99.90,   6.24,  -0.25,
04/17 05Z,   0.50,   6.88,  99.90,   7.13,  -0.25,
04/17 06Z,   0.50,   7.19,  99.90,   7.44,  -0.25,  (max)
04/17 07Z,   0.50,   6.62,  99.90,   6.87,  -0.25,
04/17 08Z,   0.50,   5.48,  99.90,   5.74,  -0.25,
04/17 09Z,   0.50,   4.28,  99.90,   4.53,  -0.25,
04/17 10Z,   0.50,   3.12,  99.90,   3.37,  -0.25,
04/17 11Z,   0.50,   2.00,  99.90,   2.26,  -0.25,
04/17 12Z,   0.40,   0.96,  99.90,   1.12,  -0.25,
04/17 13Z,   0.40,   0.46,  99.90,   0.62,  -0.25,  (min)
04/17 14Z,   0.40,   1.27,  99.90,   1.43,  -0.25,
04/17 15Z,   0.40,   3.09,  99.90,   3.25,  -0.25,
04/17 16Z,   0.40,   4.74,  99.90,   4.90,  -0.25,
04/17 17Z,   0.40,   5.82,  99.90,   5.97,  -0.25,
04/17 18Z,   0.40,   6.43,  99.90,   6.58,  -0.25,
04/17 19Z,  99.90,   6.27,  99.90,  99.90,  -0.25,
04/17 20Z,  99.90,   5.35,  99.90,  99.90,  -0.25,
04/17 21Z,  99.90,   4.20,  99.90,  99.90,  -0.25,
04/17 22Z,  99.90,   3.12,  99.90,  99.90,  -0.25,
04/17 23Z,  99.90,   2.13,  99.90,  99.90,  -0.25,
04/18 00Z,  99.90,   1.25,  99.90,  99.90,  -0.25,