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 : 12/13/2025 16:20:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/12 00Z,  -0.40,   5.75,   5.21,  99.90,  -0.14,
12/12 01Z,  -0.40,   5.33,   4.85,  99.90,  -0.08,  (max)
12/12 02Z,  -0.30,   4.53,   4.00,  99.90,  -0.23,
12/12 03Z,  -0.30,   3.61,   3.08,  99.90,  -0.23,
12/12 04Z,  -0.30,   2.58,   2.14,  99.90,  -0.14,
12/12 05Z,  -0.30,   1.42,   1.08,  99.90,  -0.04,
12/12 06Z,  -0.40,   0.31,   0.13,  99.90,   0.22,
12/12 07Z,  -0.40,  -0.02,  -0.57,  99.90,  -0.15,  (min)
12/12 08Z,  -0.40,   0.84,  -0.19,  99.90,  -0.63,
12/12 09Z,  -0.40,   2.15,   1.46,  99.90,  -0.29,
12/12 10Z,  -0.40,   3.32,   2.79,  99.90,  -0.13,
12/12 11Z,  -0.40,   4.50,   3.82,  99.90,  -0.28,
12/12 12Z,  -0.40,   5.35,   4.62,  99.90,  -0.33,
12/12 13Z,  -0.40,   5.36,   4.92,  99.90,  -0.04,  (max)
12/12 14Z,  -0.40,   4.71,   4.41,  99.90,   0.10,
12/12 15Z,  -0.40,   3.82,   3.41,  99.90,  -0.01,
12/12 16Z,  -0.40,   2.84,   2.38,  99.90,  -0.06,
12/12 17Z,  -0.40,   1.82,   1.40,  99.90,  -0.02,
12/12 18Z,  -0.40,   0.78,   0.41,  99.90,   0.03,
12/12 19Z,  -0.40,   0.20,  -0.42,  99.90,  -0.22,  (min)
12/12 20Z,  -0.40,   0.73,  -0.29,  99.90,  -0.62,
12/12 21Z,  -0.40,   2.02,   1.22,  99.90,  -0.40,
12/12 22Z,  -0.40,   3.21,   2.48,  99.90,  -0.33,
12/12 23Z,  -0.40,   4.29,   3.59,  99.90,  -0.30,
12/13 00Z,  -0.40,   5.26,   4.57,  99.90,  -0.29,
12/13 01Z,  -0.40,   5.58,   5.06,  99.90,  -0.12,  (max)
12/13 02Z,  -0.40,   5.12,   4.58,  99.90,  -0.14,
12/13 03Z,  -0.40,   4.29,   3.59,  99.90,  -0.30,
12/13 04Z,  -0.40,   3.33,   2.59,  99.90,  -0.34,
12/13 05Z,  -0.40,   2.29,   1.62,  99.90,  -0.27,
12/13 06Z,  -0.50,   1.16,   0.59,  99.90,  -0.07,
12/13 07Z,  -0.50,   0.15,  -0.35,  99.90,  -0.00,
12/13 08Z,  -0.50,   0.03,  -0.94,  99.90,  -0.47,  (min)
12/13 09Z,  -0.50,   1.00,   0.15,  99.90,  -0.35,
12/13 10Z,  -0.50,   2.28,   1.80,  99.90,   0.02,
12/13 11Z,  -0.50,   3.46,   3.09,  99.90,   0.13,
12/13 12Z,  -0.50,   4.69,   4.25,  99.90,   0.06,
12/13 13Z,  -0.50,   5.52,   5.21,  99.90,   0.19,
12/13 14Z,  -0.50,   5.46,   5.51,  99.90,   0.55,  (max)
12/13 15Z,  -0.50,   4.78,   4.86,  99.90,   0.58,
12/13 16Z,  -0.50,   3.86,   3.85,  99.90,   0.49,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/13 17Z,  -0.50,   2.85,  99.90,   2.79,   0.44,
12/13 18Z,  -0.50,   1.79,  99.90,   1.68,   0.39,
12/13 19Z,  -0.50,   0.72,  99.90,   0.56,   0.33,
12/13 20Z,  -0.50,   0.18,  99.90,  -0.04,   0.28,  (min)
12/13 21Z,  -0.50,   0.75,  99.90,   0.47,   0.23,
12/13 22Z,  -0.50,   1.94,  99.90,   1.61,   0.17,
12/13 23Z,  -0.50,   3.06,  99.90,   2.67,   0.12,
12/14 00Z,  -0.50,   4.18,  99.90,   3.74,   0.06,
12/14 01Z,  -0.50,   5.19,  99.90,   4.70,   0.01,
12/14 02Z,  -0.50,   5.45,  99.90,   4.90,  -0.04,  (max)
12/14 03Z,  -0.50,   4.93,  99.90,   4.33,  -0.10,
12/14 04Z,  -0.50,   4.06,  99.90,   3.41,  -0.15,
12/14 05Z,  -0.50,   3.07,  99.90,   2.42,  -0.15,
12/14 06Z,  -0.50,   2.03,  99.90,   1.38,  -0.15,
12/14 07Z,  -0.50,   0.92,  99.90,   0.27,  -0.15,
12/14 08Z,  -0.50,   0.04,  99.90,  -0.61,  -0.15,  (min)
12/14 09Z,  -0.50,   0.12,  99.90,  -0.53,  -0.15,
12/14 10Z,  -0.50,   1.20,  99.90,   0.55,  -0.15,
12/14 11Z,  -0.50,   2.46,  99.90,   1.81,  -0.15,
12/14 12Z,  -0.50,   3.69,  99.90,   3.04,  -0.15,
12/14 13Z,  -0.50,   4.96,  99.90,   4.31,  -0.15,
12/14 14Z,  -0.50,   5.72,  99.90,   5.07,  -0.15,  (max)
12/14 15Z,  -0.50,   5.56,  99.90,   4.91,  -0.15,
12/14 16Z,  -0.50,   4.82,  99.90,   4.17,  -0.15,
12/14 17Z,  -0.50,   3.86,  99.90,   3.21,  -0.15,
12/14 18Z,  -0.50,   2.83,  99.90,   2.18,  -0.15,
12/14 19Z,  -0.60,   1.72,  99.90,   0.97,  -0.15,
12/14 20Z,  -0.60,   0.61,  99.90,  -0.14,  -0.15,
12/14 21Z,  -0.60,   0.12,  99.90,  -0.63,  -0.15,  (min)
12/14 22Z,  -0.70,   0.73,  99.90,  -0.12,  -0.15,
12/14 23Z,  -0.70,   1.87,  99.90,   1.02,  -0.15,
12/15 00Z,  -0.80,   2.96,  99.90,   2.01,  -0.15,
12/15 01Z,  -0.80,   4.16,  99.90,   3.21,  -0.15,
12/15 02Z,  -0.80,   5.17,  99.90,   4.22,  -0.15,
12/15 03Z,  -0.90,   5.35,  99.90,   4.30,  -0.15,  (max)
12/15 04Z,  -0.90,   4.75,  99.90,   3.70,  -0.15,
12/15 05Z,  -0.90,   3.84,  99.90,   2.79,  -0.15,
12/15 06Z,  -0.90,   2.82,  99.90,   1.77,  -0.15,
12/15 07Z,  -1.00,   1.78,  99.90,   0.63,  -0.15,
12/15 08Z,  -1.00,   0.71,  99.90,  -0.45,  -0.15,
12/15 09Z,  -1.00,  -0.04,  99.90,  -1.19,  -0.15,  (min)
12/15 10Z,  -1.00,   0.26,  99.90,  -0.89,  -0.15,
12/15 11Z,  -1.10,   1.45,  99.90,   0.20,  -0.15,
12/15 12Z,  -1.10,   2.73,  99.90,   1.48,  -0.15,
12/15 13Z,  -1.10,   4.01,  99.90,   2.76,  -0.15,
12/15 14Z,  -1.10,   5.28,  99.90,   4.03,  -0.15,
12/15 15Z,  -1.10,   5.91,  99.90,   4.66,  -0.15,  (max)
12/15 16Z,  -1.10,   5.62,  99.90,   4.37,  -0.15,
12/15 17Z,  -1.00,   4.81,  99.90,   3.66,  -0.15,
12/15 18Z,  -1.00,   3.81,  99.90,   2.66,  -0.15,
12/15 19Z,  -1.00,   2.75,  99.90,   1.60,  -0.15,
12/15 20Z,  -0.90,   1.58,  99.90,   0.53,  -0.15,
12/15 21Z,  -0.90,   0.45,  99.90,  -0.60,  -0.15,
12/15 22Z,  -0.90,   0.04,  99.90,  -1.01,  -0.15,  (min)
12/15 23Z,  -0.80,   0.73,  99.90,  -0.22,  -0.15,
12/16 00Z,  -0.80,   1.86,  99.90,   0.91,  -0.15,
12/16 01Z,  -0.80,   2.99,  99.90,   2.04,  -0.15,
12/16 02Z,  -0.70,   4.25,  99.90,   3.40,  -0.15,
12/16 03Z,  -0.70,   5.21,  99.90,   4.35,  -0.15,
12/16 04Z,  -0.60,   5.25,  99.90,   4.50,  -0.15,  (max)
12/16 05Z,  -0.60,   4.56,  99.90,   3.81,  -0.15,
12/16 06Z,  -0.60,   3.60,  99.90,   2.85,  -0.15,
12/16 07Z,  -0.60,   2.57,  99.90,   1.82,  -0.15,
12/16 08Z,  -0.60,   1.53,  99.90,   0.78,  -0.15,
12/16 09Z,  -0.60,   0.50,  99.90,  -0.25,  -0.15,
12/16 10Z,  -0.50,  -0.07,  99.90,  -0.72,  -0.15,  (min)
12/16 11Z,  -0.50,   0.48,  99.90,  -0.17,  -0.15,
12/16 12Z,  -0.50,   1.79,  99.90,   1.14,  -0.15,
12/16 13Z,  -0.50,   3.10,  99.90,   2.45,  -0.15,
12/16 14Z,  -0.50,   4.40,  99.90,   3.75,  -0.15,
12/16 15Z,  -0.50,   5.61,  99.90,   4.96,  -0.15,
12/16 16Z,  -0.50,   6.05,  99.90,   5.40,  -0.15,  (max)
12/16 17Z,  -0.50,   5.60,  99.90,   4.95,  -0.15,
12/16 18Z,  -0.60,   4.72,  99.90,   3.97,  -0.15,
12/16 19Z,  -0.60,   3.69,  99.90,   2.94,  -0.15,
12/16 20Z,  -0.60,   2.59,  99.90,   1.84,  -0.15,
12/16 21Z,  -0.50,   1.37,  99.90,   0.72,  -0.15,
12/16 22Z,  -0.50,   0.26,  99.90,  -0.40,  -0.15,
12/16 23Z,  -0.50,   0.00,  99.90,  -0.65,  -0.15,  (min)
12/17 00Z,  -0.50,   0.82,  99.90,   0.17,  -0.15,
12/17 01Z,  -0.50,   1.97,  99.90,   1.32,  -0.15,
12/17 02Z,  -0.50,   3.14,  99.90,   2.49,  -0.15,
12/17 03Z,  -0.40,   4.42,  99.90,   3.87,  -0.15,
12/17 04Z,  -0.40,   5.24,  99.90,   4.69,  -0.15,  (max)
12/17 05Z,  -0.40,   5.11,  99.90,   4.56,  -0.15,
12/17 06Z,  -0.40,   4.33,  99.90,   3.78,  -0.15,
12/17 07Z,  99.90,   3.33,  99.90,  99.90,  -0.15,
12/17 08Z,  99.90,   2.29,  99.90,  99.90,  -0.15,
12/17 09Z,  99.90,   1.27,  99.90,  99.90,  -0.15,
12/17 10Z,  99.90,   0.32,  99.90,  99.90,  -0.15,
12/17 11Z,  99.90,  -0.02,  99.90,  99.90,  -0.15,
12/17 12Z,  99.90,   0.80,  99.90,  99.90,  -0.15,