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 : 12/15/2025 16:21:42 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/14 00Z,  -0.30,   4.18,   3.66,  99.90,  -0.22,
12/14 01Z,  -0.30,   5.19,   4.52,  99.90,  -0.37,
12/14 02Z,  -0.30,   5.45,   5.10,  99.90,  -0.05,  (max)
12/14 03Z,  -0.40,   4.93,   4.80,  99.90,   0.27,
12/14 04Z,  -0.40,   4.06,   3.88,  99.90,   0.22,
12/14 05Z,  -0.40,   3.07,   2.85,  99.90,   0.18,
12/14 06Z,  -0.30,   2.03,   1.85,  99.90,   0.12,
12/14 07Z,  -0.30,   0.92,   0.84,  99.90,   0.22,
12/14 08Z,  -0.30,   0.04,  -0.06,  99.90,   0.20,
12/14 09Z,  -0.20,   0.12,  -0.26,  99.90,  -0.18,  (min)
12/14 10Z,  -0.20,   1.20,   1.55,  99.90,   0.55,
12/14 11Z,  -0.20,   2.46,   3.08,  99.90,   0.82,
12/14 12Z,   0.00,   3.69,   4.35,  99.90,   0.66,
12/14 13Z,   0.00,   4.96,   5.41,  99.90,   0.45,
12/14 14Z,   0.00,   5.72,   6.17,  99.90,   0.45,  (max)
12/14 15Z,   0.00,   5.56,   6.09,  99.90,   0.53,
12/14 16Z,   0.00,   4.82,   5.18,  99.90,   0.36,
12/14 17Z,   0.00,   3.86,   4.06,  99.90,   0.20,
12/14 18Z,   0.10,   2.83,   3.02,  99.90,   0.09,
12/14 19Z,   0.10,   1.72,   1.94,  99.90,   0.12,
12/14 20Z,   0.00,   0.61,   0.88,  99.90,   0.27,
12/14 21Z,   0.00,   0.12,  -0.03,  99.90,  -0.15,
12/14 22Z,   0.00,   0.73,  -0.60,  99.90,  -1.33,  (min)
12/14 23Z,   0.00,   1.87,  -0.14,  99.90,  -2.01,
12/15 00Z,  -0.10,   2.96,   1.04,  99.90,  -1.82,
12/15 01Z,  -0.10,   4.16,   2.04,  99.90,  -2.02,
12/15 02Z,  -0.20,   5.17,   2.73,  99.90,  -2.24,
12/15 03Z,  -0.20,   5.35,   3.07,  99.90,  -2.08,  (max)
12/15 04Z,  -0.30,   4.75,   2.95,  99.90,  -1.50,
12/15 05Z,  -0.30,   3.84,   2.18,  99.90,  -1.36,
12/15 06Z,  -0.60,   2.82,   1.28,  99.90,  -0.94,
12/15 07Z,  -0.60,   1.78,   0.39,  99.90,  -0.79,
12/15 08Z,  -0.60,   0.71,  -0.51,  99.90,  -0.62,
12/15 09Z,  -0.70,  -0.04,  -1.10,  99.90,  -0.36,  (min)
12/15 10Z,  -0.70,   0.26,  -0.86,  99.90,  -0.42,
12/15 11Z,  -0.70,   1.45,   0.53,  99.90,  -0.22,
12/15 12Z,  -0.70,   2.73,   1.93,  99.90,  -0.10,
12/15 13Z,  -0.70,   4.01,   3.25,  99.90,  -0.06,
12/15 14Z,  -0.70,   5.28,   4.53,  99.90,  -0.05,
12/15 15Z,  -0.70,   5.91,   5.41,  99.90,   0.20,
12/15 16Z,  -0.70,   5.62,   5.54,  99.90,   0.62,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/15 17Z,  -0.60,   4.81,  99.90,   4.76,   0.55,
12/15 18Z,  -0.60,   3.81,  99.90,   3.70,   0.48,
12/15 19Z,  -0.50,   2.75,  99.90,   2.66,   0.41,
12/15 20Z,  -0.50,   1.58,  99.90,   1.43,   0.35,
12/15 21Z,  -0.40,   0.45,  99.90,   0.32,   0.28,
12/15 22Z,  -0.40,   0.04,  99.90,  -0.15,   0.21,  (min)
12/15 23Z,  -0.30,   0.73,  99.90,   0.57,   0.14,
12/16 00Z,  -0.30,   1.86,  99.90,   1.63,   0.07,
12/16 01Z,  -0.30,   2.99,  99.90,   2.69,  -0.00,
12/16 02Z,  -0.20,   4.25,  99.90,   3.98,  -0.07,
12/16 03Z,  -0.20,   5.21,  99.90,   4.87,  -0.14,
12/16 04Z,  -0.10,   5.25,  99.90,   4.94,  -0.21,  (max)
12/16 05Z,  -0.10,   4.56,  99.90,   4.26,  -0.21,
12/16 06Z,  -0.10,   3.60,  99.90,   3.29,  -0.21,
12/16 07Z,  -0.10,   2.57,  99.90,   2.26,  -0.21,
12/16 08Z,   0.00,   1.53,  99.90,   1.33,  -0.21,
12/16 09Z,   0.00,   0.50,  99.90,   0.29,  -0.21,
12/16 10Z,   0.00,  -0.07,  99.90,  -0.27,  -0.21,  (min)
12/16 11Z,   0.00,   0.48,  99.90,   0.27,  -0.21,
12/16 12Z,   0.00,   1.79,  99.90,   1.58,  -0.21,
12/16 13Z,   0.00,   3.10,  99.90,   2.89,  -0.21,
12/16 14Z,   0.00,   4.40,  99.90,   4.19,  -0.21,
12/16 15Z,   0.00,   5.61,  99.90,   5.40,  -0.21,
12/16 16Z,   0.00,   6.05,  99.90,   5.84,  -0.21,  (max)
12/16 17Z,  -0.10,   5.60,  99.90,   5.29,  -0.21,
12/16 18Z,  -0.10,   4.72,  99.90,   4.41,  -0.21,
12/16 19Z,  -0.10,   3.69,  99.90,   3.38,  -0.21,
12/16 20Z,  -0.10,   2.59,  99.90,   2.28,  -0.21,
12/16 21Z,  -0.10,   1.37,  99.90,   1.07,  -0.21,
12/16 22Z,  -0.10,   0.26,  99.90,  -0.05,  -0.21,
12/16 23Z,  -0.10,   0.00,  99.90,  -0.31,  -0.21,  (min)
12/17 00Z,  -0.10,   0.82,  99.90,   0.51,  -0.21,
12/17 01Z,  -0.10,   1.97,  99.90,   1.66,  -0.21,
12/17 02Z,  -0.10,   3.14,  99.90,   2.83,  -0.21,
12/17 03Z,  -0.10,   4.42,  99.90,   4.11,  -0.21,
12/17 04Z,  -0.10,   5.24,  99.90,   4.93,  -0.21,  (max)
12/17 05Z,  -0.10,   5.11,  99.90,   4.80,  -0.21,
12/17 06Z,  -0.10,   4.33,  99.90,   4.02,  -0.21,
12/17 07Z,  -0.10,   3.33,  99.90,   3.02,  -0.21,
12/17 08Z,   0.00,   2.29,  99.90,   2.08,  -0.21,
12/17 09Z,   0.00,   1.27,  99.90,   1.06,  -0.21,
12/17 10Z,   0.00,   0.32,  99.90,   0.11,  -0.21,
12/17 11Z,   0.00,  -0.02,  99.90,  -0.23,  -0.21,  (min)
12/17 12Z,   0.00,   0.80,  99.90,   0.59,  -0.21,
12/17 13Z,   0.00,   2.23,  99.90,   2.02,  -0.21,
12/17 14Z,  -0.10,   3.55,  99.90,   3.24,  -0.21,
12/17 15Z,  -0.10,   4.83,  99.90,   4.53,  -0.21,
12/17 16Z,  -0.10,   5.88,  99.90,   5.58,  -0.21,
12/17 17Z,  -0.10,   6.08,  99.90,   5.77,  -0.21,  (max)
12/17 18Z,  -0.20,   5.48,  99.90,   5.07,  -0.21,
12/17 19Z,  -0.20,   4.54,  99.90,   4.13,  -0.21,
12/17 20Z,  -0.20,   3.48,  99.90,   3.08,  -0.21,
12/17 21Z,  -0.20,   2.36,  99.90,   1.95,  -0.21,
12/17 22Z,  -0.30,   1.12,  99.90,   0.61,  -0.21,
12/17 23Z,  -0.30,   0.08,  99.90,  -0.43,  -0.21,
12/18 00Z,  -0.40,   0.05,  99.90,  -0.56,  -0.21,  (min)
12/18 01Z,  -0.40,   1.03,  99.90,   0.42,  -0.21,
12/18 02Z,  -0.40,   2.21,  99.90,   1.60,  -0.21,
12/18 03Z,  -0.50,   3.40,  99.90,   2.69,  -0.21,
12/18 04Z,  -0.50,   4.62,  99.90,   3.91,  -0.21,
12/18 05Z,  -0.50,   5.24,  99.90,   4.53,  -0.21,  (max)
12/18 06Z,  -0.50,   4.91,  99.90,   4.20,  -0.21,
12/18 07Z,  -0.60,   4.04,  99.90,   3.23,  -0.21,
12/18 08Z,  -0.60,   3.00,  99.90,   2.20,  -0.21,
12/18 09Z,  -0.70,   1.98,  99.90,   1.07,  -0.21,
12/18 10Z,  -0.70,   0.99,  99.90,   0.08,  -0.21,
12/18 11Z,  -0.70,   0.16,  99.90,  -0.75,  -0.21,
12/18 12Z,  -0.70,   0.12,  99.90,  -0.79,  -0.21,  (min)
12/18 13Z,  -0.70,   1.23,  99.90,   0.32,  -0.21,
12/18 14Z,  -0.70,   2.75,  99.90,   1.85,  -0.21,
12/18 15Z,  -0.70,   4.06,  99.90,   3.15,  -0.21,
12/18 16Z,  -0.70,   5.25,  99.90,   4.34,  -0.21,
12/18 17Z,  -0.70,   6.07,  99.90,   5.16,  -0.21,
12/18 18Z,  -0.60,   6.00,  99.90,   5.19,  -0.21,  (max)
12/18 19Z,  -0.60,   5.25,  99.90,   4.44,  -0.21,
12/18 20Z,  -0.60,   4.26,  99.90,   3.45,  -0.21,
12/18 21Z,  -0.60,   3.20,  99.90,   2.39,  -0.21,
12/18 22Z,  -0.60,   2.06,  99.90,   1.25,  -0.21,
12/18 23Z,  -0.60,   0.84,  99.90,   0.03,  -0.21,
12/19 00Z,  -0.50,  -0.03,  99.90,  -0.74,  -0.21,  (min)
12/19 01Z,  -0.50,   0.22,  99.90,  -0.48,  -0.21,
12/19 02Z,  -0.50,   1.37,  99.90,   0.66,  -0.21,
12/19 03Z,  -0.40,   2.57,  99.90,   1.97,  -0.21,
12/19 04Z,  -0.40,   3.73,  99.90,   3.12,  -0.21,
12/19 05Z,  -0.40,   4.80,  99.90,   4.19,  -0.21,
12/19 06Z,  -0.40,   5.15,  99.90,   4.54,  -0.21,
12/19 07Z,  99.90,   4.63,  99.90,  99.90,  -0.21,
12/19 08Z,  99.90,   3.68,  99.90,  99.90,  -0.21,
12/19 09Z,  99.90,   2.63,  99.90,  99.90,  -0.21,
12/19 10Z,  99.90,   1.63,  99.90,  99.90,  -0.21,
12/19 11Z,  99.90,   0.71,  99.90,  99.90,  -0.21,
12/19 12Z,  99.90,   0.06,  99.90,  99.90,  -0.21,