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 : 07/18/2025 11:21:34 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/16 12Z,   0.70,   5.50,   6.01,  99.90,  -0.19,
07/16 13Z,   0.60,   4.19,   4.88,  99.90,   0.09,
07/16 14Z,   0.60,   2.94,   3.80,  99.90,   0.26,
07/16 15Z,   0.60,   1.82,   2.72,  99.90,   0.30,
07/16 16Z,   0.60,   0.92,   1.69,  99.90,   0.17,
07/16 17Z,   0.60,   0.37,   0.82,  99.90,  -0.15,
07/16 18Z,   0.60,   0.71,   0.81,  99.90,  -0.50,  (min)
07/16 19Z,   0.60,   2.31,   3.61,  99.90,   0.70,
07/16 20Z,   0.60,   4.30,   5.15,  99.90,   0.25,
07/16 21Z,   0.60,   5.63,   6.34,  99.90,   0.11,
07/16 22Z,   0.70,   6.29,   7.14,  99.90,   0.15,
07/16 23Z,   0.70,   6.47,   7.47,  99.90,   0.30,  (max)
07/17 00Z,   0.70,   5.92,   6.62,  99.90,   0.00,
07/17 01Z,   0.70,   4.82,   5.57,  99.90,   0.05,
07/17 02Z,   0.70,   3.65,   4.17,  99.90,  -0.18,
07/17 03Z,   0.70,   2.58,   3.07,  99.90,  -0.21,
07/17 04Z,   0.70,   1.66,   2.12,  99.90,  -0.24,
07/17 05Z,   0.70,   0.97,   1.26,  99.90,  -0.41,
07/17 06Z,   0.70,   0.85,   0.87,  99.90,  -0.68,  (min)
07/17 07Z,   0.70,   1.90,   2.40,  99.90,  -0.20,
07/17 08Z,   0.70,   3.82,   4.06,  99.90,  -0.46,
07/17 09Z,   0.70,   5.40,   5.49,  99.90,  -0.61,
07/17 10Z,   0.60,   6.21,   6.56,  99.90,  -0.25,
07/17 11Z,   0.60,   6.53,   7.23,  99.90,   0.10,  (max)
07/17 12Z,   0.60,   6.19,   6.63,  99.90,  -0.16,
07/17 13Z,   0.60,   5.14,   5.53,  99.90,  -0.21,
07/17 14Z,   0.60,   3.84,   4.46,  99.90,   0.02,
07/17 15Z,   0.60,   2.62,   3.42,  99.90,   0.20,
07/17 16Z,   0.60,   1.57,   2.35,  99.90,   0.18,
07/17 17Z,   0.60,   0.77,   1.34,  99.90,  -0.03,
07/17 18Z,   0.60,   0.36,   0.55,  99.90,  -0.41,  (min)
07/17 19Z,   0.60,   0.93,   1.03,  99.90,  -0.50,
07/17 20Z,   0.60,   2.68,   3.38,  99.90,   0.10,
07/17 21Z,   0.60,   4.62,   5.07,  99.90,  -0.15,
07/17 22Z,   0.60,   5.85,   6.30,  99.90,  -0.15,
07/17 23Z,   0.60,   6.50,   7.14,  99.90,   0.04,
07/18 00Z,   0.60,   6.63,   7.35,  99.90,   0.12,  (max)
07/18 01Z,   0.60,   6.00,   6.40,  99.90,  -0.20,
07/18 02Z,   0.60,   4.88,   5.22,  99.90,  -0.26,
07/18 03Z,   0.60,   3.73,   4.11,  99.90,  -0.22,
07/18 04Z,   0.60,   2.68,   3.02,  99.90,  -0.26,
07/18 05Z,   0.60,   1.77,   1.96,  99.90,  -0.41,
07/18 06Z,   0.60,   1.05,   1.06,  99.90,  -0.59,
07/18 07Z,   0.50,   0.92,   0.58,  99.90,  -0.84,  (min)
07/18 08Z,   0.50,   1.98,   1.45,  99.90,  -1.03,
07/18 09Z,   0.50,   3.77,   2.65,  99.90,  -1.62,
07/18 10Z,   0.50,   5.16,   3.81,  99.90,  -1.85,
07/18 11Z,   0.50,   5.92,   4.94,  99.90,  -1.48,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 12Z,   0.40,   6.27,  99.90,   5.29,  -1.37,  (max)
07/18 13Z,   0.40,   5.91,  99.90,   5.04,  -1.26,
07/18 14Z,   0.40,   4.85,  99.90,   4.09,  -1.16,
07/18 15Z,   0.40,   3.59,  99.90,   2.95,  -1.05,
07/18 16Z,   0.40,   2.44,  99.90,   1.91,  -0.94,
07/18 17Z,   0.40,   1.48,  99.90,   1.05,  -0.83,
07/18 18Z,   0.40,   0.75,  99.90,   0.44,  -0.72,
07/18 19Z,   0.40,   0.44,  99.90,   0.23,  -0.61,  (min)
07/18 20Z,   0.40,   1.15,  99.90,   1.06,  -0.50,
07/18 21Z,   0.40,   2.97,  99.90,   2.98,  -0.39,
07/18 22Z,   0.40,   4.82,  99.90,   4.94,  -0.28,
07/18 23Z,   0.40,   5.98,  99.90,   6.21,  -0.17,
07/19 00Z,   0.40,   6.66,  99.90,   6.89,  -0.17,
07/19 01Z,   0.40,   6.78,  99.90,   7.01,  -0.17,  (max)
07/19 02Z,   0.40,   6.10,  99.90,   6.33,  -0.17,
07/19 03Z,   0.40,   5.00,  99.90,   5.23,  -0.17,
07/19 04Z,   0.40,   3.90,  99.90,   4.13,  -0.17,
07/19 05Z,   0.40,   2.88,  99.90,   3.11,  -0.17,
07/19 06Z,   0.40,   1.95,  99.90,   2.18,  -0.17,
07/19 07Z,   0.40,   1.15,  99.90,   1.38,  -0.17,
07/19 08Z,   0.50,   0.95,  99.90,   1.28,  -0.17,  (min)
07/19 09Z,   0.50,   1.95,  99.90,   2.28,  -0.17,
07/19 10Z,   0.50,   3.58,  99.90,   3.91,  -0.17,
07/19 11Z,   0.50,   4.83,  99.90,   5.16,  -0.17,
07/19 12Z,   0.50,   5.63,  99.90,   5.95,  -0.17,
07/19 13Z,   0.50,   6.04,  99.90,   6.37,  -0.17,  (max)
07/19 14Z,   0.50,   5.68,  99.90,   6.01,  -0.17,
07/19 15Z,   0.50,   4.66,  99.90,   4.99,  -0.17,
07/19 16Z,   0.50,   3.48,  99.90,   3.81,  -0.17,
07/19 17Z,   0.50,   2.41,  99.90,   2.74,  -0.17,
07/19 18Z,   0.50,   1.52,  99.90,   1.85,  -0.17,
07/19 19Z,   0.50,   0.82,  99.90,   1.15,  -0.17,
07/19 20Z,   0.50,   0.55,  99.90,   0.88,  -0.17,  (min)
07/19 21Z,   0.50,   1.34,  99.90,   1.67,  -0.17,
07/19 22Z,   0.50,   3.15,  99.90,   3.48,  -0.17,
07/19 23Z,   0.60,   4.89,  99.90,   5.32,  -0.17,
07/20 00Z,   0.60,   6.04,  99.90,   6.47,  -0.17,
07/20 01Z,   0.60,   6.78,  99.90,   7.21,  -0.17,
07/20 02Z,   0.60,   6.90,  99.90,   7.33,  -0.17,  (max)
07/20 03Z,   0.60,   6.21,  99.90,   6.64,  -0.17,
07/20 04Z,   0.60,   5.17,  99.90,   5.60,  -0.17,
07/20 05Z,   0.60,   4.13,  99.90,   4.56,  -0.17,
07/20 06Z,   0.70,   3.14,  99.90,   3.67,  -0.17,
07/20 07Z,   0.70,   2.15,  99.90,   2.68,  -0.17,
07/20 08Z,   0.70,   1.21,  99.90,   1.74,  -0.17,
07/20 09Z,   0.70,   0.93,  99.90,   1.46,  -0.17,  (min)
07/20 10Z,   0.70,   1.85,  99.90,   2.38,  -0.17,
07/20 11Z,   0.70,   3.33,  99.90,   3.86,  -0.17,
07/20 12Z,   0.70,   4.51,  99.90,   5.04,  -0.17,
07/20 13Z,   0.70,   5.39,  99.90,   5.92,  -0.17,
07/20 14Z,   0.70,   5.88,  99.90,   6.41,  -0.17,  (max)
07/20 15Z,   0.70,   5.55,  99.90,   6.08,  -0.17,
07/20 16Z,   0.70,   4.57,  99.90,   5.10,  -0.17,
07/20 17Z,   0.70,   3.48,  99.90,   4.01,  -0.17,
07/20 18Z,   0.70,   2.49,  99.90,   3.02,  -0.17,
07/20 19Z,   0.70,   1.64,  99.90,   2.17,  -0.17,
07/20 20Z,   0.70,   0.92,  99.90,   1.45,  -0.17,
07/20 21Z,   0.70,   0.63,  99.90,   1.16,  -0.17,  (min)
07/20 22Z,   0.70,   1.47,  99.90,   2.00,  -0.17,
07/20 23Z,   0.70,   3.25,  99.90,   3.78,  -0.17,
07/21 00Z,   0.70,   4.91,  99.90,   5.43,  -0.17,
07/21 01Z,   0.70,   6.08,  99.90,   6.61,  -0.17,
07/21 02Z,   0.70,   6.89,  99.90,   7.42,  -0.17,
07/21 03Z,   0.60,   7.01,  99.90,   7.44,  -0.17,  (max)
07/21 04Z,   0.60,   6.33,  99.90,   6.76,  -0.17,
07/21 05Z,   0.60,   5.35,  99.90,   5.78,  -0.17,
07/21 06Z,   0.60,   4.38,  99.90,   4.81,  -0.17,
07/21 07Z,   0.60,   3.39,  99.90,   3.82,  -0.17,
07/21 08Z,   0.60,   2.30,  99.90,   2.73,  -0.17,
07/21 09Z,   0.60,   1.21,  99.90,   1.64,  -0.17,
07/21 10Z,   0.50,   0.85,  99.90,   1.17,  -0.17,  (min)
07/21 11Z,   0.50,   1.71,  99.90,   2.04,  -0.17,
07/21 12Z,   0.50,   3.10,  99.90,   3.43,  -0.17,
07/21 13Z,   0.50,   4.27,  99.90,   4.60,  -0.17,
07/21 14Z,   0.50,   5.26,  99.90,   5.59,  -0.17,
07/21 15Z,   0.50,   5.82,  99.90,   6.15,  -0.17,  (max)
07/21 16Z,   0.50,   5.49,  99.90,   5.82,  -0.17,
07/21 17Z,   0.50,   4.57,  99.90,   4.90,  -0.17,
07/21 18Z,   0.50,   3.56,  99.90,   3.89,  -0.17,
07/21 19Z,   0.50,   2.63,  99.90,   2.96,  -0.17,
07/21 20Z,   0.50,   1.78,  99.90,   2.11,  -0.17,
07/21 21Z,   0.50,   0.99,  99.90,   1.32,  -0.17,
07/21 22Z,   0.50,   0.68,  99.90,   1.00,  -0.17,  (min)
07/21 23Z,   0.50,   1.56,  99.90,   1.89,  -0.17,
07/22 00Z,   0.50,   3.30,  99.90,   3.63,  -0.17,