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 : 01/12/2026 15:22:27 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/11 00Z,   0.50,   5.23,   6.17,  99.90,   0.44,
01/11 01Z,   0.50,   5.00,   5.89,  99.90,   0.39,  (max)
01/11 02Z,   0.50,   4.13,   4.96,  99.90,   0.33,
01/11 03Z,   0.60,   3.05,   3.98,  99.90,   0.33,
01/11 04Z,   0.60,   1.94,   3.08,  99.90,   0.54,
01/11 05Z,   0.60,   0.90,   2.12,  99.90,   0.62,
01/11 06Z,   0.60,  -0.04,   1.23,  99.90,   0.67,
01/11 07Z,   0.60,  -0.41,   0.66,  99.90,   0.47,  (min)
01/11 08Z,   0.60,   0.37,   1.31,  99.90,   0.34,
01/11 09Z,   0.60,   1.84,   2.90,  99.90,   0.46,
01/11 10Z,   0.60,   3.15,   4.16,  99.90,   0.41,
01/11 11Z,   0.60,   4.29,   5.19,  99.90,   0.30,
01/11 12Z,   0.50,   5.26,   5.90,  99.90,   0.14,
01/11 13Z,   0.50,   5.48,   6.01,  99.90,   0.03,  (max)
01/11 14Z,   0.50,   4.86,   5.26,  99.90,  -0.10,
01/11 15Z,   0.40,   3.87,   4.28,  99.90,   0.01,
01/11 16Z,   0.40,   2.77,   3.29,  99.90,   0.12,
01/11 17Z,   0.40,   1.71,   2.31,  99.90,   0.20,
01/11 18Z,   0.40,   0.67,   1.38,  99.90,   0.31,
01/11 19Z,   0.40,  -0.12,   0.64,  99.90,   0.36,  (min)
01/11 20Z,   0.40,   0.01,   0.69,  99.90,   0.28,
01/11 21Z,   0.40,   1.13,   2.22,  99.90,   0.69,
01/11 22Z,   0.40,   2.39,   3.29,  99.90,   0.50,
01/11 23Z,   0.40,   3.45,   4.15,  99.90,   0.30,
01/12 00Z,   0.40,   4.50,   4.79,  99.90,  -0.11,
01/12 01Z,   0.40,   5.09,   5.08,  99.90,  -0.41,  (max)
01/12 02Z,   0.40,   4.77,   4.55,  99.90,  -0.62,
01/12 03Z,   0.30,   3.85,   3.72,  99.90,  -0.43,
01/12 04Z,   0.20,   2.74,   2.67,  99.90,  -0.27,
01/12 05Z,   0.20,   1.66,   1.70,  99.90,  -0.16,
01/12 06Z,   0.10,   0.69,   0.69,  99.90,  -0.10,
01/12 07Z,   0.00,  -0.13,  -0.29,  99.90,  -0.16,
01/12 08Z,   0.00,  -0.29,  -1.12,  99.90,  -0.83,
01/12 09Z,  -0.10,   0.68,  -1.13,  99.90,  -1.71,  (min)
01/12 10Z,  -0.10,   2.13,   0.84,  99.90,  -1.19,
01/12 11Z,  -0.10,   3.36,   2.36,  99.90,  -0.90,
01/12 12Z,  -0.20,   4.49,   3.50,  99.90,  -0.79,
01/12 13Z,  -0.20,   5.41,   4.40,  99.90,  -0.81,
01/12 14Z,  -0.20,   5.50,   4.85,  99.90,  -0.45,  (max)
01/12 15Z,  -0.20,   4.80,   4.57,  99.90,  -0.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/12 16Z,  -0.20,   3.78,  99.90,   3.56,  -0.02,
01/12 17Z,  -0.10,   2.69,  99.90,   2.59,  -0.00,
01/12 18Z,  -0.10,   1.64,  99.90,   1.55,   0.01,
01/12 19Z,  -0.10,   0.61,  99.90,   0.53,   0.02,
01/12 20Z,   0.00,  -0.14,  99.90,  -0.10,   0.04,  (min)
01/12 21Z,   0.00,   0.09,  99.90,   0.14,   0.05,
01/12 22Z,   0.00,   1.19,  99.90,   1.26,   0.06,
01/12 23Z,   0.00,   2.35,  99.90,   2.43,   0.08,
01/13 00Z,   0.00,   3.41,  99.90,   3.50,   0.09,
01/13 01Z,   0.00,   4.48,  99.90,   4.58,   0.10,
01/13 02Z,   0.00,   5.00,  99.90,   5.11,   0.12,  (max)
01/13 03Z,   0.00,   4.59,  99.90,   4.72,   0.13,
01/13 04Z,   0.00,   3.63,  99.90,   3.76,   0.13,
01/13 05Z,   0.00,   2.51,  99.90,   2.64,   0.13,
01/13 06Z,   0.00,   1.46,  99.90,   1.59,   0.13,
01/13 07Z,   0.00,   0.54,  99.90,   0.67,   0.13,
01/13 08Z,   0.00,  -0.18,  99.90,  -0.05,   0.13,  (min)
01/13 09Z,   0.00,  -0.15,  99.90,  -0.02,   0.13,
01/13 10Z,   0.00,   0.96,  99.90,   1.09,   0.13,
01/13 11Z,   0.00,   2.39,  99.90,   2.52,   0.13,
01/13 12Z,   0.00,   3.58,  99.90,   3.71,   0.13,
01/13 13Z,   0.00,   4.72,  99.90,   4.85,   0.13,
01/13 14Z,   0.00,   5.55,  99.90,   5.68,   0.13,  (max)
01/13 15Z,  -0.10,   5.51,  99.90,   5.54,   0.13,
01/13 16Z,  -0.10,   4.74,  99.90,   4.77,   0.13,
01/13 17Z,  -0.10,   3.72,  99.90,   3.74,   0.13,
01/13 18Z,  -0.10,   2.64,  99.90,   2.67,   0.13,
01/13 19Z,  -0.10,   1.59,  99.90,   1.62,   0.13,
01/13 20Z,  -0.10,   0.53,  99.90,   0.56,   0.13,
01/13 21Z,   0.00,  -0.17,  99.90,  -0.04,   0.13,  (min)
01/13 22Z,   0.00,   0.15,  99.90,   0.28,   0.13,
01/13 23Z,   0.00,   1.25,  99.90,   1.38,   0.13,
01/14 00Z,   0.00,   2.36,  99.90,   2.49,   0.13,
01/14 01Z,   0.00,   3.45,  99.90,   3.58,   0.13,
01/14 02Z,   0.00,   4.53,  99.90,   4.66,   0.13,
01/14 03Z,   0.00,   4.95,  99.90,   5.08,   0.13,  (max)
01/14 04Z,   0.00,   4.44,  99.90,   4.57,   0.13,
01/14 05Z,   0.00,   3.44,  99.90,   3.57,   0.13,
01/14 06Z,   0.00,   2.33,  99.90,   2.46,   0.13,
01/14 07Z,   0.10,   1.31,  99.90,   1.54,   0.13,
01/14 08Z,   0.10,   0.41,  99.90,   0.64,   0.13,
01/14 09Z,   0.10,  -0.23,  99.90,   0.00,   0.13,  (min)
01/14 10Z,   0.10,  -0.00,  99.90,   0.23,   0.13,
01/14 11Z,   0.10,   1.24,  99.90,   1.47,   0.13,
01/14 12Z,   0.10,   2.66,  99.90,   2.89,   0.13,
01/14 13Z,   0.10,   3.83,  99.90,   4.06,   0.13,
01/14 14Z,   0.00,   4.96,  99.90,   5.09,   0.13,
01/14 15Z,   0.00,   5.68,  99.90,   5.81,   0.13,  (max)
01/14 16Z,   0.00,   5.50,  99.90,   5.63,   0.13,
01/14 17Z,   0.00,   4.68,  99.90,   4.81,   0.13,
01/14 18Z,   0.00,   3.64,  99.90,   3.77,   0.13,
01/14 19Z,   0.00,   2.57,  99.90,   2.70,   0.13,
01/14 20Z,   0.00,   1.50,  99.90,   1.63,   0.13,
01/14 21Z,   0.00,   0.41,  99.90,   0.54,   0.13,
01/14 22Z,   0.00,  -0.22,  99.90,  -0.09,   0.13,  (min)
01/14 23Z,   0.00,   0.23,  99.90,   0.36,   0.13,
01/15 00Z,   0.00,   1.37,  99.90,   1.50,   0.13,
01/15 01Z,   0.00,   2.46,  99.90,   2.59,   0.13,
01/15 02Z,   0.00,   3.60,  99.90,   3.73,   0.13,
01/15 03Z,   0.10,   4.64,  99.90,   4.87,   0.13,
01/15 04Z,   0.10,   4.91,  99.90,   5.14,   0.13,  (max)
01/15 05Z,   0.10,   4.29,  99.90,   4.52,   0.13,
01/15 06Z,   0.10,   3.26,  99.90,   3.49,   0.13,
01/15 07Z,   0.10,   2.15,  99.90,   2.38,   0.13,
01/15 08Z,   0.20,   1.15,  99.90,   1.48,   0.13,
01/15 09Z,   0.20,   0.27,  99.90,   0.60,   0.13,
01/15 10Z,   0.20,  -0.27,  99.90,   0.06,   0.13,  (min)
01/15 11Z,   0.20,   0.17,  99.90,   0.50,   0.13,
01/15 12Z,   0.20,   1.55,  99.90,   1.88,   0.13,
01/15 13Z,   0.20,   2.97,  99.90,   3.30,   0.13,
01/15 14Z,   0.30,   4.14,  99.90,   4.57,   0.13,
01/15 15Z,   0.30,   5.24,  99.90,   5.67,   0.13,
01/15 16Z,   0.30,   5.79,  99.90,   6.22,   0.13,  (max)
01/15 17Z,   0.20,   5.45,  99.90,   5.78,   0.13,
01/15 18Z,   0.20,   4.57,  99.90,   4.90,   0.13,
01/15 19Z,   0.20,   3.53,  99.90,   3.86,   0.13,
01/15 20Z,   0.10,   2.46,  99.90,   2.69,   0.13,
01/15 21Z,   0.00,   1.36,  99.90,   1.49,   0.13,
01/15 22Z,   0.00,   0.26,  99.90,   0.39,   0.13,
01/15 23Z,   0.00,  -0.25,  99.90,  -0.12,   0.13,  (min)
01/16 00Z,   0.00,   0.39,  99.90,   0.52,   0.13,
01/16 01Z,   0.00,   1.58,  99.90,   1.71,   0.13,
01/16 02Z,   0.00,   2.69,  99.90,   2.82,   0.13,
01/16 03Z,   0.00,   3.84,  99.90,   3.97,   0.13,
01/16 04Z,   0.00,   4.77,  99.90,   4.90,   0.13,
01/16 05Z,   0.00,   4.84,  99.90,   4.97,   0.13,  (max)
01/16 06Z,   0.00,   4.10,  99.90,   4.23,   0.13,
01/16 07Z,  99.90,   3.04,  99.90,  99.90,   0.13,
01/16 08Z,  99.90,   1.95,  99.90,  99.90,   0.13,
01/16 09Z,  99.90,   0.96,  99.90,  99.90,   0.13,
01/16 10Z,  99.90,   0.10,  99.90,  99.90,   0.13,
01/16 11Z,  99.90,  -0.30,  99.90,  99.90,   0.13,
01/16 12Z,  99.90,   0.39,  99.90,  99.90,   0.13,