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
Atlantic City, NJ
Cape May, NJ
Philadelphia, PA
Reedy Pnt, DE
Lewes, DE
Ocean City, MD
Wachapreague
Kiptopeke, VA
Cambridge, MD
Baltimore, MD
Annapolis, MD
Solomons Is, MD
Washington DC
Colonial Beach
Lewisetta, VA
Gloucester Pnt
Hampton Road
Portsmouth, VA
CBBT, VA
Duck Pier, NC
Cape Hatteras NC
Surge List
East Coast
#Philadelphia, PA : 08/16/2026 00:22:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/14 06Z,   0.60,   6.56,   7.11,  99.90,  -0.05,
08/14 07Z,   0.60,   7.18,   7.90,  99.90,   0.12,  (max)
08/14 08Z,   0.60,   6.88,   7.63,  99.90,   0.15,
08/14 09Z,   0.60,   6.07,   6.43,  99.90,  -0.24,
08/14 10Z,   0.60,   5.13,   5.14,  99.90,  -0.59,
08/14 11Z,   0.60,   4.06,   3.99,  99.90,  -0.67,
08/14 12Z,   0.60,   2.74,   2.83,  99.90,  -0.51,
08/14 13Z,   0.60,   1.24,   1.71,  99.90,  -0.13,
08/14 14Z,   0.60,   0.30,   0.73,  99.90,  -0.17,
08/14 15Z,   0.60,   0.77,   0.51,  99.90,  -0.86,  (min)
08/14 16Z,   0.60,   2.29,   3.06,  99.90,   0.17,
08/14 17Z,   0.60,   3.87,   4.73,  99.90,   0.26,
08/14 18Z,   0.60,   5.28,   5.96,  99.90,   0.08,
08/14 19Z,   0.60,   6.33,   6.75,  99.90,  -0.18,
08/14 20Z,   0.60,   6.49,   7.16,  99.90,   0.07,  (max)
08/14 21Z,   0.60,   5.84,   6.41,  99.90,  -0.03,
08/14 22Z,   0.60,   4.93,   5.13,  99.90,  -0.40,
08/14 23Z,   0.60,   3.93,   3.96,  99.90,  -0.57,
08/15 00Z,   0.70,   2.83,   2.85,  99.90,  -0.68,
08/15 01Z,   0.70,   1.59,   1.72,  99.90,  -0.57,
08/15 02Z,   0.70,   0.60,   0.75,  99.90,  -0.55,
08/15 03Z,   0.70,   0.78,   0.64,  99.90,  -0.84,  (min)
08/15 04Z,   0.70,   2.25,   3.12,  99.90,   0.17,
08/15 05Z,   0.70,   3.99,   4.85,  99.90,   0.16,
08/15 06Z,   0.70,   5.42,   6.18,  99.90,   0.06,
08/15 07Z,   0.70,   6.57,   7.11,  99.90,  -0.16,
08/15 08Z,   0.70,   7.02,   7.63,  99.90,  -0.09,  (max)
08/15 09Z,   0.70,   6.56,   7.02,  99.90,  -0.24,
08/15 10Z,   0.70,   5.68,   5.75,  99.90,  -0.63,
08/15 11Z,   0.70,   4.68,   4.52,  99.90,  -0.86,
08/15 12Z,   0.60,   3.57,   3.41,  99.90,  -0.76,
08/15 13Z,   0.60,   2.25,   2.27,  99.90,  -0.58,
08/15 14Z,   0.60,   0.89,   1.22,  99.90,  -0.27,
08/15 15Z,   0.60,   0.28,   0.35,  99.90,  -0.53,  (min)
08/15 16Z,   0.60,   1.11,   1.19,  99.90,  -0.52,
08/15 17Z,   0.60,   2.76,   3.47,  99.90,   0.11,
08/15 18Z,   0.60,   4.30,   4.98,  99.90,   0.08,
08/15 19Z,   0.50,   5.64,   6.18,  99.90,   0.04,
08/15 20Z,   0.50,   6.53,   6.97,  99.90,  -0.06,
08/15 21Z,   0.50,   6.51,   7.09,  99.90,   0.08,  (max)
08/15 22Z,   0.60,   5.77,   6.13,  99.90,  -0.24,
08/15 23Z,   0.60,   4.81,   4.88,  99.90,  -0.53,
08/16 00Z,   0.60,   3.78,   3.73,  99.90,  -0.65,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 01Z,   0.60,   2.64,  99.90,   2.63,  -0.61,
08/16 02Z,   0.60,   1.42,  99.90,   1.44,  -0.58,
08/16 03Z,   0.60,   0.59,  99.90,   0.64,  -0.55,  (min)
08/16 04Z,   0.60,   1.02,  99.90,   1.10,  -0.52,
08/16 05Z,   0.60,   2.57,  99.90,   2.68,  -0.49,
08/16 06Z,   0.60,   4.19,  99.90,   4.33,  -0.46,
08/16 07Z,   0.60,   5.49,  99.90,   5.67,  -0.43,
08/16 08Z,   0.60,   6.50,  99.90,   6.71,  -0.39,
08/16 09Z,   0.60,   6.76,  99.90,   7.00,  -0.36,  (max)
08/16 10Z,   0.60,   6.17,  99.90,   6.44,  -0.33,
08/16 11Z,   0.60,   5.21,  99.90,   5.51,  -0.30,
08/16 12Z,   0.60,   4.16,  99.90,   4.49,  -0.27,
08/16 13Z,   0.60,   3.03,  99.90,   3.36,  -0.27,
08/16 14Z,   0.60,   1.78,  99.90,   2.11,  -0.27,
08/16 15Z,   0.60,   0.63,  99.90,   0.96,  -0.27,
08/16 16Z,   0.60,   0.41,  99.90,   0.75,  -0.27,  (min)
08/16 17Z,   0.60,   1.57,  99.90,   1.90,  -0.27,
08/16 18Z,   0.60,   3.26,  99.90,   3.60,  -0.27,
08/16 19Z,   0.60,   4.72,  99.90,   5.05,  -0.27,
08/16 20Z,   0.60,   5.95,  99.90,   6.28,  -0.27,
08/16 21Z,   0.60,   6.66,  99.90,   6.99,  -0.27,  (max)
08/16 22Z,   0.70,   6.45,  99.90,   6.88,  -0.27,
08/16 23Z,   0.70,   5.62,  99.90,   6.05,  -0.27,
08/17 00Z,   0.70,   4.62,  99.90,   5.05,  -0.27,
08/17 01Z,   0.70,   3.56,  99.90,   3.99,  -0.27,
08/17 02Z,   0.70,   2.42,  99.90,   2.86,  -0.27,
08/17 03Z,   0.80,   1.27,  99.90,   1.80,  -0.27,
08/17 04Z,   0.80,   0.65,  99.90,   1.18,  -0.27,  (min)
08/17 05Z,   0.80,   1.30,  99.90,   1.84,  -0.27,
08/17 06Z,   0.80,   2.87,  99.90,   3.40,  -0.27,
08/17 07Z,   0.90,   4.33,  99.90,   4.96,  -0.27,
08/17 08Z,   0.90,   5.50,  99.90,   6.13,  -0.27,
08/17 09Z,   0.90,   6.37,  99.90,   7.00,  -0.27,  (max)
08/17 10Z,   0.80,   6.45,  99.90,   6.99,  -0.27,
08/17 11Z,   0.80,   5.74,  99.90,   6.27,  -0.27,
08/17 12Z,   0.80,   4.71,  99.90,   5.25,  -0.27,
08/17 13Z,   0.80,   3.63,  99.90,   4.16,  -0.27,
08/17 14Z,   0.70,   2.51,  99.90,   2.94,  -0.27,
08/17 15Z,   0.70,   1.38,  99.90,   1.81,  -0.27,
08/17 16Z,   0.60,   0.51,  99.90,   0.84,  -0.27,  (min)
08/17 17Z,   0.60,   0.69,  99.90,   1.02,  -0.27,
08/17 18Z,   0.50,   2.09,  99.90,   2.32,  -0.27,
08/17 19Z,   0.50,   3.75,  99.90,   3.98,  -0.27,
08/17 20Z,   0.50,   5.08,  99.90,   5.31,  -0.27,
08/17 21Z,   0.40,   6.18,  99.90,   6.31,  -0.27,
08/17 22Z,   0.40,   6.71,  99.90,   6.84,  -0.27,  (max)
08/17 23Z,   0.40,   6.33,  99.90,   6.46,  -0.27,
08/18 00Z,   0.40,   5.43,  99.90,   5.56,  -0.27,
08/18 01Z,   0.40,   4.39,  99.90,   4.52,  -0.27,
08/18 02Z,   0.40,   3.31,  99.90,   3.44,  -0.27,
08/18 03Z,   0.40,   2.21,  99.90,   2.35,  -0.27,
08/18 04Z,   0.50,   1.16,  99.90,   1.39,  -0.27,
08/18 05Z,   0.50,   0.75,  99.90,   0.99,  -0.27,  (min)
08/18 06Z,   0.50,   1.59,  99.90,   1.83,  -0.27,
08/18 07Z,   0.50,   3.11,  99.90,   3.34,  -0.27,
08/18 08Z,   0.50,   4.39,  99.90,   4.63,  -0.27,
08/18 09Z,   0.50,   5.45,  99.90,   5.68,  -0.27,
08/18 10Z,   0.50,   6.20,  99.90,   6.43,  -0.27,  (max)
08/18 11Z,   0.50,   6.13,  99.90,   6.36,  -0.27,
08/18 12Z,   0.50,   5.32,  99.90,   5.55,  -0.27,
08/18 13Z,   0.50,   4.25,  99.90,   4.48,  -0.27,
08/18 14Z,   0.50,   3.14,  99.90,   3.37,  -0.27,
08/18 15Z,   0.50,   2.09,  99.90,   2.32,  -0.27,
08/18 16Z,   0.50,   1.11,  99.90,   1.34,  -0.27,
08/18 17Z,   0.50,   0.52,  99.90,   0.75,  -0.27,  (min)
08/18 18Z,   0.50,   1.05,  99.90,   1.28,  -0.27,
08/18 19Z,   0.50,   2.60,  99.90,   2.83,  -0.27,
08/18 20Z,   0.50,   4.16,  99.90,   4.39,  -0.27,
08/18 21Z,   0.50,   5.35,  99.90,   5.59,  -0.27,
08/18 22Z,   0.50,   6.33,  99.90,   6.56,  -0.27,
08/18 23Z,   0.50,   6.69,  99.90,   6.92,  -0.27,  (max)
08/19 00Z,   0.50,   6.18,  99.90,   6.41,  -0.27,
08/19 01Z,   0.50,   5.22,  99.90,   5.45,  -0.27,
08/19 02Z,   0.50,   4.16,  99.90,   4.39,  -0.27,
08/19 03Z,   0.50,   3.09,  99.90,   3.33,  -0.27,
08/19 04Z,   0.50,   2.04,  99.90,   2.27,  -0.27,
08/19 05Z,   0.50,   1.10,  99.90,   1.33,  -0.27,
08/19 06Z,   0.50,   0.89,  99.90,   1.12,  -0.27,  (min)
08/19 07Z,   0.50,   1.85,  99.90,   2.08,  -0.27,
08/19 08Z,   0.50,   3.26,  99.90,   3.49,  -0.27,
08/19 09Z,   0.50,   4.38,  99.90,   4.61,  -0.27,
08/19 10Z,   0.50,   5.36,  99.90,   5.59,  -0.27,
08/19 11Z,   0.50,   6.01,  99.90,   6.25,  -0.27,  (max)
08/19 12Z,   0.50,   5.83,  99.90,   6.06,  -0.27,
08/19 13Z,   0.50,   4.95,  99.90,   5.18,  -0.27,
08/19 14Z,   0.50,   3.85,  99.90,   4.08,  -0.27,
08/19 15Z,   0.50,   2.76,  99.90,   2.99,  -0.27,
08/19 16Z,   0.50,   1.78,  99.90,   2.01,  -0.27,
08/19 17Z,   0.50,   0.95,  99.90,   1.19,  -0.27,
08/19 18Z,   0.50,   0.64,  99.90,   0.87,  -0.27,