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 : 05/25/2025 02:20:44 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/23 06Z,   1.80,   3.59,   5.52,  99.90,   0.13,
05/23 07Z,   1.80,   2.54,   4.44,  99.90,   0.10,
05/23 08Z,   1.80,   1.64,   3.41,  99.90,  -0.03,
05/23 09Z,   1.80,   1.00,   2.58,  99.90,  -0.22,  (min)
05/23 10Z,   1.80,   1.21,   2.68,  99.90,  -0.33,
05/23 11Z,   1.70,   2.63,   4.57,  99.90,   0.24,
05/23 12Z,   1.60,   4.38,   5.92,  99.90,  -0.06,
05/23 13Z,   1.60,   5.61,   6.92,  99.90,  -0.29,
05/23 14Z,   1.60,   6.41,   7.54,  99.90,  -0.47,
05/23 15Z,   1.50,   6.67,   7.74,  99.90,  -0.43,  (max)
05/23 16Z,   1.50,   6.07,   6.79,  99.90,  -0.78,
05/23 17Z,   1.40,   4.91,   5.66,  99.90,  -0.65,
05/23 18Z,   1.30,   3.70,   4.53,  99.90,  -0.47,
05/23 19Z,   1.30,   2.62,   3.51,  99.90,  -0.41,
05/23 20Z,   1.20,   1.70,   2.43,  99.90,  -0.47,
05/23 21Z,   1.20,   0.96,   1.53,  99.90,  -0.63,
05/23 22Z,   1.20,   0.79,   0.94,  99.90,  -1.05,  (min)
05/23 23Z,   1.10,   1.84,   2.63,  99.90,  -0.31,
05/24 00Z,   1.00,   3.75,   4.60,  99.90,  -0.15,
05/24 01Z,   1.00,   5.41,   5.97,  99.90,  -0.44,
05/24 02Z,   1.00,   6.54,   6.95,  99.90,  -0.59,
05/24 03Z,   1.00,   7.23,   7.65,  99.90,  -0.58,  (max)
05/24 04Z,   1.00,   7.10,   7.26,  99.90,  -0.84,
05/24 05Z,   0.90,   6.15,   6.20,  99.90,  -0.85,
05/24 06Z,   0.90,   4.94,   5.03,  99.90,  -0.81,
05/24 07Z,   0.90,   3.77,   3.92,  99.90,  -0.75,
05/24 08Z,   0.80,   2.69,   2.83,  99.90,  -0.66,
05/24 09Z,   0.80,   1.66,   1.82,  99.90,  -0.64,
05/24 10Z,   0.80,   0.88,   0.95,  99.90,  -0.73,
05/24 11Z,   0.80,   1.08,   0.60,  99.90,  -1.28,  (min)
05/24 12Z,   0.70,   2.50,   2.81,  99.90,  -0.39,
05/24 13Z,   0.70,   4.21,   4.62,  99.90,  -0.29,
05/24 14Z,   0.70,   5.47,   5.91,  99.90,  -0.26,
05/24 15Z,   0.70,   6.35,   6.59,  99.90,  -0.46,
05/24 16Z,   0.70,   6.60,   6.80,  99.90,  -0.50,  (max)
05/24 17Z,   0.70,   5.94,   5.93,  99.90,  -0.71,
05/24 18Z,   0.60,   4.78,   4.82,  99.90,  -0.56,
05/24 19Z,   0.60,   3.62,   3.72,  99.90,  -0.50,
05/24 20Z,   0.60,   2.58,   2.62,  99.90,  -0.56,
05/24 21Z,   0.60,   1.66,   1.57,  99.90,  -0.69,
05/24 22Z,   0.50,   0.90,   0.59,  99.90,  -0.81,
05/24 23Z,   0.50,   0.83,   0.10,  99.90,  -1.23,  (min)
05/25 00Z,   0.50,   2.06,   2.44,  99.90,  -0.12,
05/25 01Z,   0.50,   4.05,   4.37,  99.90,  -0.18,
05/25 02Z,   0.50,   5.73,   5.78,  99.90,  -0.45,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/25 03Z,   0.50,   6.90,  99.90,   6.97,  -0.43,
05/25 04Z,   0.50,   7.55,  99.90,   7.64,  -0.42,  (max)
05/25 05Z,   0.50,   7.29,  99.90,   7.39,  -0.40,
05/25 06Z,   0.50,   6.27,  99.90,   6.39,  -0.38,
05/25 07Z,   0.50,   5.08,  99.90,   5.21,  -0.36,
05/25 08Z,   0.50,   3.92,  99.90,   4.08,  -0.35,
05/25 09Z,   0.50,   2.79,  99.90,   2.96,  -0.33,
05/25 10Z,   0.50,   1.63,  99.90,   1.82,  -0.31,
05/25 11Z,   0.50,   0.75,  99.90,   0.96,  -0.29,  (min)
05/25 12Z,   0.50,   0.98,  99.90,   1.20,  -0.27,
05/25 13Z,   0.50,   2.44,  99.90,   2.68,  -0.26,
05/25 14Z,   0.50,   4.11,  99.90,   4.37,  -0.24,
05/25 15Z,   0.40,   5.39,  99.90,   5.56,  -0.24,
05/25 16Z,   0.40,   6.31,  99.90,   6.47,  -0.24,
05/25 17Z,   0.40,   6.50,  99.90,   6.66,  -0.24,  (max)
05/25 18Z,   0.40,   5.78,  99.90,   5.94,  -0.24,
05/25 19Z,   0.40,   4.64,  99.90,   4.80,  -0.24,
05/25 20Z,   0.40,   3.54,  99.90,   3.70,  -0.24,
05/25 21Z,   0.40,   2.55,  99.90,   2.71,  -0.24,
05/25 22Z,   0.40,   1.63,  99.90,   1.79,  -0.24,
05/25 23Z,   0.40,   0.87,  99.90,   1.03,  -0.24,  (min)
05/26 00Z,   0.40,   0.92,  99.90,   1.08,  -0.24,
05/26 01Z,   0.40,   2.33,  99.90,   2.49,  -0.24,
05/26 02Z,   0.40,   4.38,  99.90,   4.54,  -0.24,
05/26 03Z,   0.40,   6.04,  99.90,   6.20,  -0.24,
05/26 04Z,   0.40,   7.21,  99.90,   7.37,  -0.24,
05/26 05Z,   0.50,   7.76,  99.90,   8.02,  -0.24,  (max)
05/26 06Z,   0.50,   7.36,  99.90,   7.62,  -0.24,
05/26 07Z,   0.50,   6.30,  99.90,   6.56,  -0.24,
05/26 08Z,   0.50,   5.14,  99.90,   5.40,  -0.24,
05/26 09Z,   0.50,   4.01,  99.90,   4.27,  -0.24,
05/26 10Z,   0.50,   2.83,  99.90,   3.09,  -0.24,
05/26 11Z,   0.50,   1.56,  99.90,   1.82,  -0.24,
05/26 12Z,   0.50,   0.64,  99.90,   0.90,  -0.24,  (min)
05/26 13Z,   0.50,   0.95,  99.90,   1.21,  -0.24,
05/26 14Z,   0.50,   2.45,  99.90,   2.71,  -0.24,
05/26 15Z,   0.50,   4.09,  99.90,   4.35,  -0.24,
05/26 16Z,   0.50,   5.37,  99.90,   5.63,  -0.24,
05/26 17Z,   0.50,   6.27,  99.90,   6.53,  -0.24,
05/26 18Z,   0.50,   6.37,  99.90,   6.63,  -0.24,  (max)
05/26 19Z,   0.50,   5.59,  99.90,   5.85,  -0.24,
05/26 20Z,   0.50,   4.51,  99.90,   4.77,  -0.24,
05/26 21Z,   0.50,   3.47,  99.90,   3.73,  -0.24,
05/26 22Z,   0.50,   2.51,  99.90,   2.78,  -0.24,
05/26 23Z,   0.50,   1.59,  99.90,   1.85,  -0.24,
05/27 00Z,   0.50,   0.85,  99.90,   1.11,  -0.24,  (min)
05/27 01Z,   0.50,   1.07,  99.90,   1.33,  -0.24,
05/27 02Z,   0.50,   2.65,  99.90,   2.91,  -0.24,
05/27 03Z,   0.60,   4.70,  99.90,   5.06,  -0.24,
05/27 04Z,   0.60,   6.29,  99.90,   6.66,  -0.24,
05/27 05Z,   0.60,   7.39,  99.90,   7.75,  -0.24,
05/27 06Z,   0.60,   7.81,  99.90,   8.17,  -0.24,  0.00 ft above HAT  (max)
05/27 07Z,   0.70,   7.28,  99.90,   7.75,  -0.24,
05/27 08Z,   0.70,   6.22,  99.90,   6.69,  -0.24,
05/27 09Z,   0.60,   5.13,  99.90,   5.49,  -0.24,
05/27 10Z,   0.60,   4.03,  99.90,   4.39,  -0.24,
05/27 11Z,   0.60,   2.81,  99.90,   3.17,  -0.24,
05/27 12Z,   0.60,   1.46,  99.90,   1.82,  -0.24,
05/27 13Z,   0.60,   0.56,  99.90,   0.92,  -0.24,  (min)
05/27 14Z,   0.60,   1.01,  99.90,   1.37,  -0.24,
05/27 15Z,   0.60,   2.55,  99.90,   2.91,  -0.24,
05/27 16Z,   0.60,   4.12,  99.90,   4.48,  -0.24,
05/27 17Z,   0.60,   5.37,  99.90,   5.73,  -0.24,
05/27 18Z,   0.60,   6.22,  99.90,   6.58,  -0.24,  (max)
05/27 19Z,   0.60,   6.21,  99.90,   6.57,  -0.24,
05/27 20Z,   0.60,   5.41,  99.90,   5.77,  -0.24,
05/27 21Z,   0.60,   4.38,  99.90,   4.74,  -0.24,
05/27 22Z,   0.60,   3.41,  99.90,   3.77,  -0.24,
05/27 23Z,   0.60,   2.48,  99.90,   2.84,  -0.24,
05/28 00Z,   0.70,   1.54,  99.90,   2.01,  -0.24,
05/28 01Z,   0.70,   0.87,  99.90,   1.33,  -0.24,  (min)
05/28 02Z,   0.70,   1.27,  99.90,   1.73,  -0.24,
05/28 03Z,   0.70,   2.98,  99.90,   3.44,  -0.24,
05/28 04Z,   0.70,   4.96,  99.90,   5.42,  -0.24,
05/28 05Z,   0.70,   6.45,  99.90,   6.91,  -0.24,
05/28 06Z,   0.60,   7.44,  99.90,   7.80,  -0.24,
05/28 07Z,   0.60,   7.72,  99.90,   8.08,  -0.24,  (max)
05/28 08Z,   0.60,   7.10,  99.90,   7.46,  -0.24,
05/28 09Z,   0.60,   6.08,  99.90,   6.44,  -0.24,
05/28 10Z,   0.60,   5.06,  99.90,   5.42,  -0.24,
05/28 11Z,   0.60,   3.98,  99.90,   4.34,  -0.24,
05/28 12Z,   0.60,   2.73,  99.90,   3.09,  -0.24,
05/28 13Z,   0.60,   1.34,  99.90,   1.70,  -0.24,
05/28 14Z,   0.60,   0.54,  99.90,   0.90,  -0.24,  (min)
05/28 15Z,   0.60,   1.15,  99.90,   1.51,  -0.24,
05/28 16Z,   0.60,   2.70,  99.90,   3.06,  -0.24,
05/28 17Z,   0.60,   4.18,  99.90,   4.54,  -0.24,
05/28 18Z,   0.70,   5.38,  99.90,   5.84,  -0.24,