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 : 05/19/2025 03:22:22 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 12Z,   0.90,   4.79,   5.83,  99.90,   0.14,
05/17 13Z,   0.90,   3.61,   4.75,  99.90,   0.24,
05/17 14Z,   0.90,   2.57,   3.71,  99.90,   0.24,
05/17 15Z,   0.90,   1.70,   2.76,  99.90,   0.16,
05/17 16Z,   0.90,   1.07,   2.05,  99.90,   0.08,  (min)
05/17 17Z,   1.00,   1.05,   2.09,  99.90,   0.04,
05/17 18Z,   1.00,   2.16,   3.74,  99.90,   0.58,
05/17 19Z,   1.00,   3.83,   5.25,  99.90,   0.42,
05/17 20Z,   1.00,   4.99,   6.33,  99.90,   0.34,
05/17 21Z,   1.00,   5.54,   6.93,  99.90,   0.39,
05/17 22Z,   1.00,   5.79,   7.05,  99.90,   0.26,  (max)
05/17 23Z,   1.00,   5.44,   6.29,  99.90,  -0.15,
05/18 00Z,   1.00,   4.49,   5.17,  99.90,  -0.32,
05/18 01Z,   1.00,   3.37,   4.14,  99.90,  -0.23,
05/18 02Z,   1.00,   2.35,   3.16,  99.90,  -0.19,
05/18 03Z,   1.00,   1.57,   2.21,  99.90,  -0.36,
05/18 04Z,   1.00,   1.15,   1.50,  99.90,  -0.65,  (min)
05/18 05Z,   1.00,   1.27,   2.05,  99.90,  -0.22,
05/18 06Z,   1.00,   2.43,   4.08,  99.90,   0.65,
05/18 07Z,   1.00,   4.44,   5.41,  99.90,  -0.03,
05/18 08Z,   1.00,   6.12,   6.57,  99.90,  -0.55,
05/18 09Z,   1.00,   6.85,   7.42,  99.90,  -0.43,
05/18 10Z,   1.00,   7.03,   7.94,  99.90,  -0.09,  (max)
05/18 11Z,   1.00,   6.69,   7.32,  99.90,  -0.37,
05/18 12Z,   1.00,   5.72,   6.21,  99.90,  -0.51,
05/18 13Z,   1.00,   4.47,   5.13,  99.90,  -0.34,
05/18 14Z,   0.90,   3.29,   4.07,  99.90,  -0.12,
05/18 15Z,   0.90,   2.27,   3.04,  99.90,  -0.13,
05/18 16Z,   0.90,   1.47,   2.07,  99.90,  -0.30,
05/18 17Z,   0.90,   0.96,   1.31,  99.90,  -0.55,  (min)
05/18 18Z,   0.90,   1.18,   1.44,  99.90,  -0.64,
05/18 19Z,   0.90,   2.50,   2.96,  99.90,  -0.44,
05/18 20Z,   0.90,   4.18,   4.37,  99.90,  -0.71,
05/18 21Z,   0.90,   5.22,   5.36,  99.90,  -0.76,
05/18 22Z,   0.90,   5.71,   5.95,  99.90,  -0.66,
05/18 23Z,   0.90,   5.86,   6.00,  99.90,  -0.76,  (max)
05/19 00Z,   0.90,   5.38,   5.29,  99.90,  -0.99,
05/19 01Z,   0.90,   4.35,   4.29,  99.90,  -0.96,
05/19 02Z,   0.80,   3.21,   3.32,  99.90,  -0.69,
05/19 03Z,   0.80,   2.19,   2.34,  99.90,  -0.65,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 04Z,   0.80,   1.46,  99.90,   1.65,  -0.61,
05/19 05Z,   0.80,   1.10,  99.90,   1.34,  -0.56,  (min)
05/19 06Z,   0.80,   1.35,  99.90,   1.63,  -0.51,
05/19 07Z,   0.80,   2.66,  99.90,   3.00,  -0.47,
05/19 08Z,   0.70,   4.69,  99.90,   4.97,  -0.42,
05/19 09Z,   0.70,   6.22,  99.90,   6.54,  -0.37,
05/19 10Z,   0.70,   6.84,  99.90,   7.21,  -0.33,
05/19 11Z,   0.70,   6.96,  99.90,   7.38,  -0.28,  (max)
05/19 12Z,   0.70,   6.54,  99.90,   7.01,  -0.23,
05/19 13Z,   0.60,   5.48,  99.90,   5.90,  -0.19,
05/19 14Z,   0.60,   4.21,  99.90,   4.67,  -0.14,
05/19 15Z,   0.60,   3.04,  99.90,   3.55,  -0.09,
05/19 16Z,   0.60,   2.05,  99.90,   2.56,  -0.09,
05/19 17Z,   0.60,   1.30,  99.90,   1.81,  -0.09,
05/19 18Z,   0.60,   0.89,  99.90,   1.39,  -0.09,  (min)
05/19 19Z,   0.60,   1.30,  99.90,   1.81,  -0.09,
05/19 20Z,   0.60,   2.80,  99.90,   3.30,  -0.09,
05/19 21Z,   0.60,   4.45,  99.90,   4.96,  -0.09,
05/19 22Z,   0.60,   5.42,  99.90,   5.92,  -0.09,
05/19 23Z,   0.60,   5.90,  99.90,   6.40,  -0.09,
05/20 00Z,   0.60,   6.00,  99.90,   6.51,  -0.09,  (max)
05/20 01Z,   0.60,   5.41,  99.90,   5.92,  -0.09,
05/20 02Z,   0.60,   4.32,  99.90,   4.83,  -0.09,
05/20 03Z,   0.60,   3.17,  99.90,   3.67,  -0.09,
05/20 04Z,   0.60,   2.16,  99.90,   2.67,  -0.09,
05/20 05Z,   0.60,   1.45,  99.90,   1.96,  -0.09,
05/20 06Z,   0.60,   1.10,  99.90,   1.61,  -0.09,  (min)
05/20 07Z,   0.60,   1.40,  99.90,   1.91,  -0.09,
05/20 08Z,   0.60,   2.80,  99.90,   3.31,  -0.09,
05/20 09Z,   0.60,   4.78,  99.90,   5.29,  -0.09,
05/20 10Z,   0.60,   6.16,  99.90,   6.67,  -0.09,
05/20 11Z,   0.60,   6.74,  99.90,   7.25,  -0.09,
05/20 12Z,   0.60,   6.88,  99.90,   7.39,  -0.09,  (max)
05/20 13Z,   0.60,   6.41,  99.90,   6.91,  -0.09,
05/20 14Z,   0.60,   5.30,  99.90,   5.81,  -0.09,
05/20 15Z,   0.60,   4.02,  99.90,   4.53,  -0.09,
05/20 16Z,   0.70,   2.86,  99.90,   3.47,  -0.09,
05/20 17Z,   0.70,   1.90,  99.90,   2.51,  -0.09,
05/20 18Z,   0.70,   1.18,  99.90,   1.79,  -0.09,
05/20 19Z,   0.70,   0.84,  99.90,   1.45,  -0.09,  (min)
05/20 20Z,   0.70,   1.43,  99.90,   2.03,  -0.09,
05/20 21Z,   0.70,   3.04,  99.90,   3.65,  -0.09,
05/20 22Z,   0.80,   4.67,  99.90,   5.38,  -0.09,
05/20 23Z,   0.80,   5.62,  99.90,   6.32,  -0.09,
05/21 00Z,   0.80,   6.14,  99.90,   6.85,  -0.09,
05/21 01Z,   0.80,   6.21,  99.90,   6.92,  -0.09,  (max)
05/21 02Z,   0.80,   5.53,  99.90,   6.24,  -0.09,
05/21 03Z,   0.90,   4.40,  99.90,   5.20,  -0.09,
05/21 04Z,   0.90,   3.24,  99.90,   4.05,  -0.09,
05/21 05Z,   0.90,   2.23,  99.90,   3.04,  -0.09,
05/21 06Z,   0.90,   1.50,  99.90,   2.31,  -0.09,
05/21 07Z,   0.90,   1.10,  99.90,   1.91,  -0.09,  (min)
05/21 08Z,   1.00,   1.40,  99.90,   2.31,  -0.09,
05/21 09Z,   1.00,   2.83,  99.90,   3.74,  -0.09,
05/21 10Z,   1.00,   4.72,  99.90,   5.63,  -0.09,
05/21 11Z,   1.00,   6.00,  99.90,   6.91,  -0.09,
05/21 12Z,   1.10,   6.62,  99.90,   7.63,  -0.09,
05/21 13Z,   1.10,   6.80,  99.90,   7.81,  -0.09,  (max)
05/21 14Z,   1.20,   6.29,  99.90,   7.40,  -0.09,
05/21 15Z,   1.20,   5.15,  99.90,   6.26,  -0.09,
05/21 16Z,   1.30,   3.89,  99.90,   5.09,  -0.09,
05/21 17Z,   1.40,   2.74,  99.90,   4.05,  -0.09,
05/21 18Z,   1.50,   1.80,  99.90,   3.21,  -0.09,
05/21 19Z,   1.50,   1.09,  99.90,   2.50,  -0.09,
05/21 20Z,   1.60,   0.81,  99.90,   2.32,  -0.09,  (min)
05/21 21Z,   1.70,   1.54,  99.90,   3.15,  -0.09,
05/21 22Z,   1.80,   3.26,  99.90,   4.97,  -0.09,
05/21 23Z,   1.80,   4.88,  99.90,   6.59,  -0.09,
05/22 00Z,   1.90,   5.86,  99.90,   7.67,  -0.09,
05/22 01Z,   1.90,   6.46,  99.90,   8.27,  -0.09,  0.10 ft above HAT
05/22 02Z,   1.90,   6.50,  99.90,   8.30,  -0.09,  0.13 ft above HAT  (max)
05/22 03Z,   2.00,   5.73,  99.90,   7.64,  -0.09,
05/22 04Z,   2.10,   4.56,  99.90,   6.57,  -0.09,
05/22 05Z,   2.10,   3.39,  99.90,   5.40,  -0.09,
05/22 06Z,   2.10,   2.38,  99.90,   4.38,  -0.09,
05/22 07Z,   2.10,   1.58,  99.90,   3.59,  -0.09,
05/22 08Z,   2.10,   1.07,  99.90,   3.08,  -0.09,  (min)
05/22 09Z,   2.10,   1.34,  99.90,   3.34,  -0.09,
05/22 10Z,   2.00,   2.76,  99.90,   4.66,  -0.09,
05/22 11Z,   2.00,   4.57,  99.90,   6.48,  -0.09,
05/22 12Z,   2.00,   5.80,  99.90,   7.71,  -0.09,
05/22 13Z,   1.90,   6.50,  99.90,   8.30,  -0.09,  0.13 ft above HAT
05/22 14Z,   1.90,   6.74,  99.90,   8.54,  -0.09,  0.37 ft above HAT  (max)
05/22 15Z,   1.90,   6.19,  99.90,   7.99,  -0.09,
05/22 16Z,   1.90,   5.03,  99.90,   6.84,  -0.09,
05/22 17Z,   1.90,   3.78,  99.90,   5.59,  -0.09,
05/22 18Z,   2.00,   2.67,  99.90,   4.57,  -0.09,
05/22 19Z,  99.90,   1.74,  99.90,  99.90,  -0.09,
05/22 20Z,  99.90,   1.02,  99.90,  99.90,  -0.09,
05/22 21Z,  99.90,   0.79,  99.90,  99.90,  -0.09,
05/22 22Z,  99.90,   1.67,  99.90,  99.90,  -0.09,
05/22 23Z,  99.90,   3.48,  99.90,  99.90,  -0.09,
05/23 00Z,  99.90,   5.12,  99.90,  99.90,  -0.09,