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 : 03/16/2026 12:21:58 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/14 12Z,   0.80,   4.03,   4.51,  99.90,  -0.32,
03/14 13Z,   0.80,   4.96,   5.65,  99.90,  -0.11,
03/14 14Z,   0.70,   5.69,   6.39,  99.90,  -0.00,
03/14 15Z,   0.70,   5.99,   6.83,  99.90,   0.14,  (max)
03/14 16Z,   0.70,   5.50,   6.14,  99.90,  -0.06,
03/14 17Z,   0.70,   4.54,   5.09,  99.90,  -0.15,
03/14 18Z,   0.70,   3.50,   4.07,  99.90,  -0.13,
03/14 19Z,   0.60,   2.51,   3.13,  99.90,   0.02,
03/14 20Z,   0.60,   1.60,   2.13,  99.90,  -0.07,
03/14 21Z,   0.60,   0.78,   1.27,  99.90,  -0.11,
03/14 22Z,   0.60,   0.55,   0.57,  99.90,  -0.58,
03/14 23Z,   0.50,   1.38,   0.38,  99.90,  -1.50,  (min)
03/15 00Z,   0.50,   2.69,   1.74,  99.90,  -1.45,
03/15 01Z,   0.50,   3.73,   3.09,  99.90,  -1.14,
03/15 02Z,   0.50,   4.63,   4.07,  99.90,  -1.06,
03/15 03Z,   0.50,   5.34,   4.73,  99.90,  -1.11,
03/15 04Z,   0.50,   5.29,   5.02,  99.90,  -0.77,  (max)
03/15 05Z,   0.50,   4.49,   4.43,  99.90,  -0.56,
03/15 06Z,   0.20,   3.39,   3.45,  99.90,  -0.14,
03/15 07Z,   0.20,   2.29,   2.47,  99.90,  -0.02,
03/15 08Z,   0.20,   1.36,   1.46,  99.90,  -0.10,
03/15 09Z,   0.20,   0.64,   0.53,  99.90,  -0.31,
03/15 10Z,   0.20,   0.38,  -0.09,  99.90,  -0.67,  (min)
03/15 11Z,   0.20,   1.15,   1.03,  99.90,  -0.32,
03/15 12Z,  -0.10,   2.75,   2.68,  99.90,   0.03,
03/15 13Z,  -0.10,   4.16,   4.13,  99.90,   0.07,
03/15 14Z,   0.00,   5.13,   5.39,  99.90,   0.26,
03/15 15Z,   0.00,   5.89,   6.45,  99.90,   0.56,
03/15 16Z,   0.00,   6.10,   6.90,  99.90,   0.80,  (max)
03/15 17Z,   0.00,   5.50,   6.40,  99.90,   0.90,
03/15 18Z,   0.10,   4.51,   5.51,  99.90,   0.90,
03/15 19Z,   0.10,   3.46,   4.48,  99.90,   0.92,
03/15 20Z,   0.20,   2.44,   3.46,  99.90,   0.82,
03/15 21Z,   0.20,   1.47,   2.43,  99.90,   0.76,
03/15 22Z,   0.30,   0.63,   1.49,  99.90,   0.56,
03/15 23Z,   0.30,   0.54,   0.94,  99.90,   0.10,  (min)
03/16 00Z,   0.60,   1.57,   1.94,  99.90,  -0.23,
03/16 01Z,   0.70,   2.97,   3.57,  99.90,  -0.10,
03/16 02Z,   0.70,   4.07,   4.80,  99.90,   0.03,
03/16 03Z,   0.80,   5.01,   5.77,  99.90,  -0.04,
03/16 04Z,   0.80,   5.62,   6.50,  99.90,   0.08,
03/16 05Z,   0.80,   5.39,   6.51,  99.90,   0.32,  (max)
03/16 06Z,   0.90,   4.49,   5.81,  99.90,   0.42,
03/16 07Z,   1.00,   3.37,   4.77,  99.90,   0.40,
03/16 08Z,   1.00,   2.26,   3.80,  99.90,   0.54,
03/16 09Z,   1.10,   1.29,   2.88,  99.90,   0.49,
03/16 10Z,   1.10,   0.52,   2.09,  99.90,   0.47,  (min)
03/16 11Z,   1.20,   0.31,   2.13,  99.90,   0.62,
03/16 12Z,   1.30,   1.25,   3.37,  99.90,   0.82,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/16 13Z,   1.40,   2.96,  99.90,   5.11,   0.75,
03/16 14Z,   1.40,   4.39,  99.90,   6.48,   0.69,
03/16 15Z,   1.40,   5.39,  99.90,   7.42,   0.63,
03/16 16Z,   1.40,   6.12,  99.90,   8.09,   0.57,  (max)
03/16 17Z,   1.40,   6.15,  99.90,   8.06,   0.51,
03/16 18Z,   1.40,   5.42,  99.90,   7.27,   0.45,
03/16 19Z,   1.30,   4.38,  99.90,   6.07,   0.39,
03/16 20Z,   1.30,   3.30,  99.90,   4.93,   0.33,
03/16 21Z,   1.30,   2.25,  99.90,   3.82,   0.27,
03/16 22Z,   1.40,   1.24,  99.90,   2.84,   0.20,
03/16 23Z,   1.40,   0.45,  99.90,   2.00,   0.14,  (min)
03/17 00Z,   1.40,   0.60,  99.90,   2.08,   0.08,
03/17 01Z,   1.50,   1.89,  99.90,   3.47,   0.08,
03/17 02Z,   1.60,   3.40,  99.90,   5.09,   0.08,
03/17 03Z,   1.70,   4.54,  99.90,   6.32,   0.08,
03/17 04Z,   1.90,   5.46,  99.90,   7.44,   0.08,
03/17 05Z,   1.90,   5.89,  99.90,   7.87,   0.08,  (max)
03/17 06Z,   1.90,   5.44,  99.90,   7.43,   0.08,
03/17 07Z,   1.80,   4.43,  99.90,   6.31,   0.08,
03/17 08Z,   1.80,   3.28,  99.90,   5.17,   0.08,
03/17 09Z,   1.60,   2.17,  99.90,   3.85,   0.08,
03/17 10Z,   1.50,   1.16,  99.90,   2.74,   0.08,
03/17 11Z,   1.20,   0.36,  99.90,   1.64,   0.08,
03/17 12Z,   1.00,   0.27,  99.90,   1.35,   0.08,  (min)
03/17 13Z,   0.90,   1.44,  99.90,   2.42,   0.08,
03/17 14Z,   0.80,   3.26,  99.90,   4.14,   0.08,
03/17 15Z,   0.70,   4.69,  99.90,   5.47,   0.08,
03/17 16Z,   0.70,   5.68,  99.90,   6.47,   0.08,
03/17 17Z,   0.60,   6.29,  99.90,   6.97,   0.08,  (max)
03/17 18Z,   0.60,   6.11,  99.90,   6.79,   0.08,
03/17 19Z,   0.50,   5.23,  99.90,   5.81,   0.08,
03/17 20Z,   0.50,   4.14,  99.90,   4.72,   0.08,
03/17 21Z,   0.50,   3.03,  99.90,   3.62,   0.08,
03/17 22Z,   0.50,   1.97,  99.90,   2.55,   0.08,
03/17 23Z,   0.40,   0.96,  99.90,   1.44,   0.08,
03/18 00Z,   0.40,   0.32,  99.90,   0.80,   0.08,  (min)
03/18 01Z,   0.40,   0.79,  99.90,   1.27,   0.08,
03/18 02Z,   0.40,   2.36,  99.90,   2.84,   0.08,
03/18 03Z,   0.30,   3.97,  99.90,   4.35,   0.08,
03/18 04Z,   0.30,   5.10,  99.90,   5.49,   0.08,
03/18 05Z,   0.30,   5.91,  99.90,   6.30,   0.08,
03/18 06Z,   0.30,   6.09,  99.90,   6.48,   0.08,  (max)
03/18 07Z,   0.20,   5.42,  99.90,   5.70,   0.08,
03/18 08Z,   0.20,   4.31,  99.90,   4.59,   0.08,
03/18 09Z,   0.20,   3.14,  99.90,   3.42,   0.08,
03/18 10Z,   0.20,   2.01,  99.90,   2.30,   0.08,
03/18 11Z,   0.20,   0.99,  99.90,   1.27,   0.08,
03/18 12Z,   0.20,   0.21,  99.90,   0.49,   0.08,  (min)
03/18 13Z,   0.20,   0.31,  99.90,   0.59,   0.08,
03/18 14Z,   0.20,   1.72,  99.90,   2.01,   0.08,
03/18 15Z,   0.20,   3.62,  99.90,   3.90,   0.08,
03/18 16Z,   0.20,   5.02,  99.90,   5.30,   0.08,
03/18 17Z,   0.20,   5.94,  99.90,   6.22,   0.08,
03/18 18Z,   0.20,   6.36,  99.90,   6.64,   0.08,  (max)
03/18 19Z,   0.20,   5.94,  99.90,   6.22,   0.08,
03/18 20Z,   0.20,   4.92,  99.90,   5.21,   0.08,
03/18 21Z,   0.20,   3.79,  99.90,   4.07,   0.08,
03/18 22Z,   0.20,   2.68,  99.90,   2.96,   0.08,
03/18 23Z,   0.20,   1.63,  99.90,   1.91,   0.08,
03/19 00Z,   0.20,   0.69,  99.90,   0.97,   0.08,
03/19 01Z,   0.20,   0.28,  99.90,   0.56,   0.08,  (min)
03/19 02Z,   0.20,   1.13,  99.90,   1.41,   0.08,
03/19 03Z,   0.30,   2.96,  99.90,   3.34,   0.08,
03/19 04Z,   0.30,   4.61,  99.90,   4.99,   0.08,
03/19 05Z,   0.30,   5.67,  99.90,   6.06,   0.08,
03/19 06Z,   0.30,   6.30,  99.90,   6.69,   0.08,  (max)
03/19 07Z,   0.30,   6.20,  99.90,   6.58,   0.08,
03/19 08Z,   0.30,   5.30,  99.90,   5.69,   0.08,
03/19 09Z,   0.30,   4.13,  99.90,   4.51,   0.08,
03/19 10Z,   0.30,   2.95,  99.90,   3.33,   0.08,
03/19 11Z,   0.40,   1.83,  99.90,   2.31,   0.08,
03/19 12Z,   0.40,   0.80,  99.90,   1.29,   0.08,
03/19 13Z,   0.40,   0.10,  99.90,   0.58,   0.08,  (min)
03/19 14Z,   0.40,   0.44,  99.90,   0.92,   0.08,
03/19 15Z,   0.40,   2.08,  99.90,   2.56,   0.08,
03/19 16Z,   0.40,   3.99,  99.90,   4.48,   0.08,
03/19 17Z,   0.40,   5.31,  99.90,   5.79,   0.08,
03/19 18Z,   0.40,   6.10,  99.90,   6.58,   0.08,
03/19 19Z,   0.50,   6.30,  99.90,   6.88,   0.08,  (max)
03/19 20Z,   0.50,   5.65,  99.90,   6.24,   0.08,
03/19 21Z,   0.50,   4.54,  99.90,   5.12,   0.08,
03/19 22Z,   0.50,   3.39,  99.90,   3.97,   0.08,
03/19 23Z,   0.50,   2.30,  99.90,   2.88,   0.08,
03/20 00Z,   0.50,   1.29,  99.90,   1.88,   0.08,