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 : 12/14/2025 11:23:17 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/12 12Z,  -0.40,  -1.36,  -2.09,  99.90,  -0.33,
12/12 13Z,  -0.40,  -1.35,  -1.79,  99.90,  -0.04,  (max)
12/12 14Z,  -0.40,  -2.00,  -2.30,  99.90,   0.10,
12/12 15Z,  -0.40,  -2.89,  -3.30,  99.90,  -0.01,
12/12 16Z,  -0.40,  -3.87,  -4.33,  99.90,  -0.06,
12/12 17Z,  -0.40,  -4.89,  -5.31,  99.90,  -0.02,
12/12 18Z,  -0.40,  -5.93,  -6.30,  99.90,   0.03,
12/12 19Z,  -0.40,  -6.51,  -7.13,  99.90,  -0.22,  (min)
12/12 20Z,  -0.40,  -5.98,  -7.00,  99.90,  -0.62,
12/12 21Z,  -0.40,  -4.69,  -5.49,  99.90,  -0.40,
12/12 22Z,  -0.40,  -3.50,  -4.23,  99.90,  -0.33,
12/12 23Z,  -0.40,  -2.42,  -3.12,  99.90,  -0.30,
12/13 00Z,  -0.40,  -1.45,  -2.14,  99.90,  -0.29,
12/13 01Z,  -0.40,  -1.13,  -1.65,  99.90,  -0.12,  (max)
12/13 02Z,  -0.40,  -1.59,  -2.13,  99.90,  -0.14,
12/13 03Z,  -0.40,  -2.42,  -3.12,  99.90,  -0.30,
12/13 04Z,  -0.40,  -3.38,  -4.12,  99.90,  -0.34,
12/13 05Z,  -0.40,  -4.42,  -5.09,  99.90,  -0.27,
12/13 06Z,  -0.50,  -5.55,  -6.12,  99.90,  -0.07,
12/13 07Z,  -0.50,  -6.56,  -7.06,  99.90,  -0.00,
12/13 08Z,  -0.50,  -6.68,  -7.65,  99.90,  -0.47,  (min)
12/13 09Z,  -0.50,  -5.71,  -6.56,  99.90,  -0.35,
12/13 10Z,  -0.50,  -4.43,  -4.91,  99.90,   0.02,
12/13 11Z,  -0.50,  -3.25,  -3.62,  99.90,   0.13,
12/13 12Z,  -0.50,  -2.02,  -2.46,  99.90,   0.06,
12/13 13Z,  -0.50,  -1.19,  -1.50,  99.90,   0.19,
12/13 14Z,  -0.50,  -1.25,  -1.20,  99.90,   0.55,  (max)
12/13 15Z,  -0.50,  -1.93,  -1.85,  99.90,   0.58,
12/13 16Z,  -0.50,  -2.85,  -2.86,  99.90,   0.49,
12/13 17Z,  -0.50,  -3.86,  -3.80,  99.90,   0.56,
12/13 18Z,  -0.40,  -4.92,  -4.77,  99.90,   0.55,
12/13 19Z,  -0.40,  -5.99,  -5.78,  99.90,   0.61,
12/13 20Z,  -0.40,  -6.53,  -6.61,  99.90,   0.32,
12/13 21Z,  -0.40,  -5.96,  -6.81,  99.90,  -0.45,  (min)
12/13 22Z,  -0.40,  -4.77,  -5.49,  99.90,  -0.32,
12/13 23Z,  -0.40,  -3.65,  -4.16,  99.90,  -0.11,
12/14 00Z,  -0.30,  -2.53,  -3.05,  99.90,  -0.22,
12/14 01Z,  -0.30,  -1.52,  -2.19,  99.90,  -0.37,
12/14 02Z,  -0.30,  -1.26,  -1.61,  99.90,  -0.05,  (max)
12/14 03Z,  -0.40,  -1.78,  -1.91,  99.90,   0.27,
12/14 04Z,  -0.40,  -2.65,  -2.83,  99.90,   0.22,
12/14 05Z,  -0.40,  -3.64,  -3.86,  99.90,   0.18,
12/14 06Z,  -0.40,  -4.68,  -4.86,  99.90,   0.22,
12/14 07Z,  -0.40,  -5.79,  -5.87,  99.90,   0.32,
12/14 08Z,  -0.40,  -6.67,  -6.77,  99.90,   0.30,
12/14 09Z,  -0.30,  -6.59,  -6.97,  99.90,  -0.08,  (min)
12/14 10Z,  -0.30,  -5.51,  -5.16,  99.90,   0.65,
12/14 11Z,  -0.30,  -4.25,  -3.63,  99.90,   0.92,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/14 12Z,  -0.30,  -3.02,  99.90,  -2.49,   0.83,
12/14 13Z,  -0.30,  -1.75,  99.90,  -1.29,   0.75,
12/14 14Z,  -0.20,  -0.99,  99.90,  -0.52,   0.67,  (max)
12/14 15Z,  -0.20,  -1.15,  99.90,  -0.76,   0.59,
12/14 16Z,  -0.20,  -1.89,  99.90,  -1.59,   0.51,
12/14 17Z,  -0.20,  -2.85,  99.90,  -2.62,   0.42,
12/14 18Z,  -0.30,  -3.88,  99.90,  -3.84,   0.34,
12/14 19Z,  -0.30,  -4.99,  99.90,  -5.03,   0.26,
12/14 20Z,  -0.30,  -6.10,  99.90,  -6.22,   0.18,
12/14 21Z,  -0.40,  -6.59,  99.90,  -6.90,   0.09,  (min)
12/14 22Z,  -0.50,  -5.98,  99.90,  -6.47,   0.01,
12/14 23Z,  -0.50,  -4.84,  99.90,  -5.41,  -0.07,
12/15 00Z,  -0.60,  -3.75,  99.90,  -4.42,  -0.07,
12/15 01Z,  -0.60,  -2.55,  99.90,  -3.22,  -0.07,
12/15 02Z,  -0.70,  -1.54,  99.90,  -2.31,  -0.07,
12/15 03Z,  -0.70,  -1.36,  99.90,  -2.13,  -0.07,  (max)
12/15 04Z,  -0.80,  -1.96,  99.90,  -2.83,  -0.07,
12/15 05Z,  -0.80,  -2.87,  99.90,  -3.74,  -0.07,
12/15 06Z,  -0.90,  -3.89,  99.90,  -4.86,  -0.07,
12/15 07Z,  -0.90,  -4.93,  99.90,  -5.90,  -0.07,
12/15 08Z,  -0.90,  -6.00,  99.90,  -6.98,  -0.07,
12/15 09Z,  -1.00,  -6.75,  99.90,  -7.82,  -0.07,  (min)
12/15 10Z,  -1.00,  -6.45,  99.90,  -7.52,  -0.07,
12/15 11Z,  -1.00,  -5.26,  99.90,  -6.33,  -0.07,
12/15 12Z,  -1.00,  -3.98,  99.90,  -5.05,  -0.07,
12/15 13Z,  -1.00,  -2.70,  99.90,  -3.77,  -0.07,
12/15 14Z,  -1.00,  -1.43,  99.90,  -2.50,  -0.07,
12/15 15Z,  -1.00,  -0.80,  99.90,  -1.87,  -0.07,  (max)
12/15 16Z,  -1.00,  -1.09,  99.90,  -2.16,  -0.07,
12/15 17Z,  -1.00,  -1.90,  99.90,  -2.97,  -0.07,
12/15 18Z,  -0.90,  -2.90,  99.90,  -3.87,  -0.07,
12/15 19Z,  -0.80,  -3.96,  99.90,  -4.83,  -0.07,
12/15 20Z,  -0.70,  -5.13,  99.90,  -5.90,  -0.07,
12/15 21Z,  -0.70,  -6.26,  99.90,  -7.03,  -0.07,
12/15 22Z,  -0.70,  -6.67,  99.90,  -7.44,  -0.07,  (min)
12/15 23Z,  -0.60,  -5.98,  99.90,  -6.65,  -0.07,
12/16 00Z,  -0.60,  -4.85,  99.90,  -5.52,  -0.07,
12/16 01Z,  -0.50,  -3.72,  99.90,  -4.29,  -0.07,
12/16 02Z,  -0.50,  -2.46,  99.90,  -3.03,  -0.07,
12/16 03Z,  -0.40,  -1.50,  99.90,  -1.97,  -0.07,
12/16 04Z,  -0.40,  -1.46,  99.90,  -1.93,  -0.07,  (max)
12/16 05Z,  -0.40,  -2.15,  99.90,  -2.62,  -0.07,
12/16 06Z,  -0.40,  -3.11,  99.90,  -3.58,  -0.07,
12/16 07Z,  -0.30,  -4.14,  99.90,  -4.51,  -0.07,
12/16 08Z,  -0.30,  -5.18,  99.90,  -5.55,  -0.07,
12/16 09Z,  -0.30,  -6.21,  99.90,  -6.58,  -0.07,
12/16 10Z,  -0.30,  -6.78,  99.90,  -7.15,  -0.07,  (min)
12/16 11Z,  -0.30,  -6.23,  99.90,  -6.60,  -0.07,
12/16 12Z,  -0.20,  -4.92,  99.90,  -5.19,  -0.07,
12/16 13Z,  -0.30,  -3.61,  99.90,  -3.98,  -0.07,
12/16 14Z,  -0.30,  -2.31,  99.90,  -2.68,  -0.07,
12/16 15Z,  -0.30,  -1.10,  99.90,  -1.47,  -0.07,
12/16 16Z,  -0.30,  -0.66,  99.90,  -1.03,  -0.07,  (max)
12/16 17Z,  -0.40,  -1.11,  99.90,  -1.58,  -0.07,
12/16 18Z,  -0.40,  -1.99,  99.90,  -2.46,  -0.07,
12/16 19Z,  -0.40,  -3.02,  99.90,  -3.49,  -0.07,
12/16 20Z,  -0.40,  -4.12,  99.90,  -4.59,  -0.07,
12/16 21Z,  -0.40,  -5.34,  99.90,  -5.81,  -0.07,
12/16 22Z,  -0.40,  -6.45,  99.90,  -6.92,  -0.07,
12/16 23Z,  -0.40,  -6.71,  99.90,  -7.18,  -0.07,  (min)
12/17 00Z,  -0.40,  -5.89,  99.90,  -6.36,  -0.07,
12/17 01Z,  -0.30,  -4.74,  99.90,  -5.11,  -0.07,
12/17 02Z,  -0.30,  -3.57,  99.90,  -3.94,  -0.07,
12/17 03Z,  -0.30,  -2.29,  99.90,  -2.66,  -0.07,
12/17 04Z,  -0.30,  -1.47,  99.90,  -1.84,  -0.07,  (max)
12/17 05Z,  -0.30,  -1.60,  99.90,  -1.97,  -0.07,
12/17 06Z,  -0.30,  -2.38,  99.90,  -2.75,  -0.07,
12/17 07Z,  -0.30,  -3.38,  99.90,  -3.75,  -0.07,
12/17 08Z,  -0.20,  -4.42,  99.90,  -4.69,  -0.07,
12/17 09Z,  -0.20,  -5.44,  99.90,  -5.71,  -0.07,
12/17 10Z,  -0.20,  -6.39,  99.90,  -6.66,  -0.07,
12/17 11Z,  -0.20,  -6.73,  99.90,  -7.00,  -0.07,  (min)
12/17 12Z,  -0.20,  -5.91,  99.90,  -6.18,  -0.07,
12/17 13Z,  -0.20,  -4.48,  99.90,  -4.75,  -0.07,
12/17 14Z,  -0.20,  -3.16,  99.90,  -3.43,  -0.07,
12/17 15Z,  -0.20,  -1.88,  99.90,  -2.15,  -0.07,
12/17 16Z,  -0.20,  -0.83,  99.90,  -1.10,  -0.07,
12/17 17Z,  -0.20,  -0.63,  99.90,  -0.90,  -0.07,  (max)
12/17 18Z,  -0.20,  -1.23,  99.90,  -1.50,  -0.07,
12/17 19Z,  -0.20,  -2.17,  99.90,  -2.44,  -0.07,
12/17 20Z,  -0.30,  -3.23,  99.90,  -3.60,  -0.07,
12/17 21Z,  -0.30,  -4.35,  99.90,  -4.72,  -0.07,
12/17 22Z,  -0.30,  -5.59,  99.90,  -5.96,  -0.07,
12/17 23Z,  -0.30,  -6.63,  99.90,  -7.00,  -0.07,
12/18 00Z,  -0.40,  -6.66,  99.90,  -7.13,  -0.07,