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 : 09/06/2026 21:22:01 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/05 06Z,   0.70,   2.06,   1.98,  99.90,  -0.78,
09/05 07Z,   0.70,   1.35,   1.26,  99.90,  -0.79,  (min)
09/05 08Z,   0.70,   1.45,   2.00,  99.90,  -0.15,
09/05 09Z,   0.70,   2.65,   3.93,  99.90,   0.58,
09/05 10Z,   0.70,   4.02,   5.15,  99.90,   0.43,
09/05 11Z,   0.70,   4.90,   6.00,  99.90,   0.40,
09/05 12Z,   0.70,   5.49,   6.58,  99.90,   0.39,  (max)
09/05 13Z,   0.70,   5.66,   6.51,  99.90,   0.15,
09/05 14Z,   0.70,   5.09,   5.67,  99.90,  -0.12,
09/05 15Z,   0.70,   4.10,   4.56,  99.90,  -0.24,
09/05 16Z,   0.70,   3.11,   3.51,  99.90,  -0.30,
09/05 17Z,   0.70,   2.25,   2.42,  99.90,  -0.53,
09/05 18Z,   0.80,   1.55,   1.45,  99.90,  -0.90,
09/05 19Z,   0.80,   1.03,   0.79,  99.90,  -1.04,  (min)
09/05 20Z,   0.80,   1.14,   1.93,  99.90,  -0.01,
09/05 21Z,   0.80,   2.40,   3.84,  99.90,   0.64,
09/05 22Z,   0.80,   4.23,   5.32,  99.90,   0.29,
09/05 23Z,   0.80,   5.57,   6.50,  99.90,   0.13,
09/06 00Z,   0.90,   6.38,   7.46,  99.90,   0.18,
09/06 01Z,   0.90,   6.82,   7.93,  99.90,   0.21,  (max)
09/06 02Z,   0.90,   6.61,   7.50,  99.90,  -0.01,
09/06 03Z,   0.90,   5.82,   6.45,  99.90,  -0.27,
09/06 04Z,   0.90,   4.93,   5.29,  99.90,  -0.54,
09/06 05Z,   0.90,   4.07,   4.21,  99.90,  -0.76,
09/06 06Z,   0.90,   3.18,   3.11,  99.90,  -0.97,
09/06 07Z,   0.90,   2.19,   2.09,  99.90,  -1.00,
09/06 08Z,   0.90,   1.32,   1.31,  99.90,  -0.91,  (min)
09/06 09Z,   0.90,   1.36,   1.69,  99.90,  -0.57,
09/06 10Z,   0.90,   2.47,   3.53,  99.90,   0.16,
09/06 11Z,   0.90,   3.73,   4.81,  99.90,   0.18,
09/06 12Z,   0.90,   4.66,   5.86,  99.90,   0.30,
09/06 13Z,   0.90,   5.42,   6.57,  99.90,   0.25,
09/06 14Z,   0.90,   5.70,   6.80,  99.90,   0.20,  (max)
09/06 15Z,   0.90,   5.20,   6.11,  99.90,   0.01,
09/06 16Z,   0.90,   4.29,   4.94,  99.90,  -0.25,
09/06 17Z,   0.90,   3.35,   3.85,  99.90,  -0.40,
09/06 18Z,   0.90,   2.49,   2.79,  99.90,  -0.60,
09/06 19Z,   0.90,   1.72,   1.77,  99.90,  -0.85,
09/06 20Z,   0.90,   1.07,   1.05,  99.90,  -0.92,  (min)
09/06 21Z,   1.00,   1.09,   1.95,  99.90,  -0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/06 22Z,   1.00,   2.30,  99.90,   3.16,  -0.14,
09/06 23Z,   1.00,   4.02,  99.90,   4.88,  -0.15,
09/07 00Z,   1.00,   5.34,  99.90,   6.19,  -0.15,
09/07 01Z,   1.00,   6.28,  99.90,   7.13,  -0.15,
09/07 02Z,   1.10,   6.88,  99.90,   7.82,  -0.15,  (max)
09/07 03Z,   1.10,   6.74,  99.90,   7.68,  -0.16,
09/07 04Z,   1.10,   6.02,  99.90,   6.97,  -0.16,
09/07 05Z,   1.10,   5.20,  99.90,   6.14,  -0.16,
09/07 06Z,   1.10,   4.34,  99.90,   5.28,  -0.16,
09/07 07Z,   1.10,   3.37,  99.90,   4.31,  -0.16,
09/07 08Z,   1.10,   2.20,  99.90,   3.13,  -0.17,
09/07 09Z,   1.10,   1.18,  99.90,   2.11,  -0.17,  (min)
09/07 10Z,   1.10,   1.18,  99.90,   2.11,  -0.17,
09/07 11Z,   1.10,   2.26,  99.90,   3.19,  -0.17,
09/07 12Z,   1.10,   3.51,  99.90,   4.44,  -0.17,
09/07 13Z,   1.10,   4.57,  99.90,   5.50,  -0.17,
09/07 14Z,   1.10,   5.51,  99.90,   6.44,  -0.17,
09/07 15Z,   1.10,   5.88,  99.90,   6.81,  -0.17,  (max)
09/07 16Z,   1.00,   5.41,  99.90,   6.24,  -0.17,
09/07 17Z,   1.00,   4.55,  99.90,   5.38,  -0.17,
09/07 18Z,   1.00,   3.64,  99.90,   4.47,  -0.17,
09/07 19Z,   1.00,   2.74,  99.90,   3.57,  -0.17,
09/07 20Z,   1.00,   1.83,  99.90,   2.66,  -0.17,
09/07 21Z,   1.00,   1.02,  99.90,   1.85,  -0.17,
09/07 22Z,   1.00,   0.97,  99.90,   1.81,  -0.17,  (min)
09/07 23Z,   1.00,   2.16,  99.90,   3.00,  -0.17,
09/08 00Z,   1.00,   3.83,  99.90,   4.66,  -0.17,
09/08 01Z,   1.00,   5.18,  99.90,   6.01,  -0.17,
09/08 02Z,   1.00,   6.29,  99.90,   7.12,  -0.17,
09/08 03Z,   1.00,   6.99,  99.90,   7.82,  -0.17,  (max)
09/08 04Z,   1.00,   6.88,  99.90,   7.71,  -0.17,
09/08 05Z,   1.00,   6.21,  99.90,   7.04,  -0.17,
09/08 06Z,   0.90,   5.40,  99.90,   6.13,  -0.17,
09/08 07Z,   0.90,   4.50,  99.90,   5.24,  -0.17,
09/08 08Z,   0.90,   3.41,  99.90,   4.14,  -0.17,
09/08 09Z,   0.90,   2.05,  99.90,   2.78,  -0.17,
09/08 10Z,   0.90,   0.94,  99.90,   1.68,  -0.17,  (min)
09/08 11Z,   0.90,   0.99,  99.90,   1.73,  -0.17,
09/08 12Z,   0.90,   2.12,  99.90,   2.85,  -0.17,
09/08 13Z,   0.80,   3.43,  99.90,   4.06,  -0.17,
09/08 14Z,   0.80,   4.66,  99.90,   5.29,  -0.17,
09/08 15Z,   0.80,   5.75,  99.90,   6.39,  -0.17,
09/08 16Z,   0.80,   6.14,  99.90,   6.77,  -0.17,  (max)
09/08 17Z,   0.80,   5.66,  99.90,   6.29,  -0.17,
09/08 18Z,   0.80,   4.81,  99.90,   5.44,  -0.17,
09/08 19Z,   0.80,   3.89,  99.90,   4.52,  -0.17,
09/08 20Z,   0.80,   2.92,  99.90,   3.55,  -0.17,
09/08 21Z,   0.70,   1.86,  99.90,   2.39,  -0.17,
09/08 22Z,   0.70,   0.90,  99.90,   1.43,  -0.17,
09/08 23Z,   0.70,   0.84,  99.90,   1.38,  -0.17,  (min)
09/09 00Z,   0.70,   2.06,  99.90,   2.60,  -0.17,
09/09 01Z,   0.70,   3.71,  99.90,   4.25,  -0.17,
09/09 02Z,   0.70,   5.14,  99.90,   5.67,  -0.17,
09/09 03Z,   0.70,   6.39,  99.90,   6.92,  -0.17,
09/09 04Z,   0.70,   7.13,  99.90,   7.66,  -0.17,  (max)
09/09 05Z,   0.70,   6.98,  99.90,   7.51,  -0.17,
09/09 06Z,   0.70,   6.29,  99.90,   6.82,  -0.17,
09/09 07Z,   0.70,   5.46,  99.90,   5.99,  -0.17,
09/09 08Z,   0.70,   4.49,  99.90,   5.03,  -0.17,
09/09 09Z,   0.70,   3.26,  99.90,   3.80,  -0.17,
09/09 10Z,   0.70,   1.77,  99.90,   2.30,  -0.17,
09/09 11Z,   0.70,   0.68,  99.90,   1.21,  -0.17,  (min)
09/09 12Z,   0.70,   0.88,  99.90,   1.42,  -0.17,
09/09 13Z,   0.70,   2.13,  99.90,   2.66,  -0.17,
09/09 14Z,   0.60,   3.54,  99.90,   3.97,  -0.17,
09/09 15Z,   0.60,   4.93,  99.90,   5.36,  -0.17,
09/09 16Z,   0.60,   6.09,  99.90,   6.52,  -0.17,
09/09 17Z,   0.60,   6.41,  99.90,   6.84,  -0.17,  (max)
09/09 18Z,   0.70,   5.87,  99.90,   6.40,  -0.17,
09/09 19Z,   0.70,   5.01,  99.90,   5.54,  -0.17,
09/09 20Z,   0.70,   4.05,  99.90,   4.58,  -0.17,
09/09 21Z,   0.70,   3.00,  99.90,   3.53,  -0.17,
09/09 22Z,   0.70,   1.79,  99.90,   2.32,  -0.17,
09/09 23Z,   0.70,   0.75,  99.90,   1.28,  -0.17,  (min)
09/10 00Z,   0.70,   0.77,  99.90,   1.30,  -0.17,
09/10 01Z,   0.70,   2.07,  99.90,   2.61,  -0.17,
09/10 02Z,   0.70,   3.74,  99.90,   4.27,  -0.17,
09/10 03Z,   0.70,   5.23,  99.90,   5.76,  -0.17,
09/10 04Z,   0.70,   6.54,  99.90,   7.07,  -0.17,
09/10 05Z,   0.70,   7.21,  99.90,   7.75,  -0.17,  (max)
09/10 06Z,   0.70,   6.96,  99.90,   7.49,  -0.17,
09/10 07Z,   0.70,   6.22,  99.90,   6.75,  -0.17,
09/10 08Z,   0.80,   5.34,  99.90,   5.97,  -0.17,
09/10 09Z,   0.80,   4.29,  99.90,   4.92,  -0.17,
09/10 10Z,   0.80,   2.95,  99.90,   3.58,  -0.17,
09/10 11Z,   0.80,   1.41,  99.90,   2.04,  -0.17,
09/10 12Z,   0.70,   0.47,  99.90,   1.00,  -0.17,
09/10 13Z,  99.90,   0.93,  99.90,  99.90,  -0.17,
09/10 14Z,  99.90,   2.34,  99.90,  99.90,  -0.17,
09/10 15Z,  99.90,   3.85,  99.90,  99.90,  -0.17,
09/10 16Z,  99.90,   5.33,  99.90,  99.90,  -0.17,
09/10 17Z,  99.90,   6.45,  99.90,  99.90,  -0.17,
09/10 18Z,  99.90,   6.62,  99.90,  99.90,  -0.17,