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 : 05/20/2025 07:20:51 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
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,   0.80,   4.35,   4.29,  99.90,  -0.86,
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,
05/19 04Z,   0.80,   1.46,   1.42,  99.90,  -0.84,
05/19 05Z,   0.80,   1.10,   0.81,  99.90,  -1.09,  (min)
05/19 06Z,   0.80,   1.35,   1.61,  99.90,  -0.54,
05/19 07Z,   0.80,   2.66,   3.42,  99.90,  -0.04,
05/19 08Z,   0.80,   4.69,   4.88,  99.90,  -0.61,
05/19 09Z,   0.70,   6.22,   6.09,  99.90,  -0.83,
05/19 10Z,   0.70,   6.84,   6.89,  99.90,  -0.65,
05/19 11Z,   0.70,   6.96,   7.10,  99.90,  -0.56,  (max)
05/19 12Z,   0.70,   6.54,   6.26,  99.90,  -0.98,
05/19 13Z,   0.60,   5.48,   5.17,  99.90,  -0.91,
05/19 14Z,   0.60,   4.21,   4.08,  99.90,  -0.73,
05/19 15Z,   0.60,   3.04,   2.95,  99.90,  -0.69,
05/19 16Z,   0.60,   2.05,   1.86,  99.90,  -0.79,
05/19 17Z,   0.60,   1.30,   0.88,  99.90,  -1.02,
05/19 18Z,   0.60,   0.89,   0.27,  99.90,  -1.22,  (min)
05/19 19Z,   0.60,   1.30,   1.11,  99.90,  -0.79,
05/19 20Z,   0.60,   2.80,   2.92,  99.90,  -0.48,
05/19 21Z,   0.60,   4.45,   4.29,  99.90,  -0.76,
05/19 22Z,   0.60,   5.42,   5.29,  99.90,  -0.73,
05/19 23Z,   0.60,   5.90,   5.90,  99.90,  -0.60,  (max)
05/20 00Z,   0.30,   6.00,   5.80,  99.90,  -0.50,
05/20 01Z,   0.30,   5.41,   4.89,  99.90,  -0.82,
05/20 02Z,   0.30,   4.32,   3.83,  99.90,  -0.79,
05/20 03Z,   0.30,   3.17,   2.77,  99.90,  -0.70,
05/20 04Z,   0.30,   2.16,   1.69,  99.90,  -0.77,
05/20 05Z,   0.30,   1.45,   0.74,  99.90,  -1.01,
05/20 06Z,   0.30,   1.10,   0.14,  99.90,  -1.26,  (min)
05/20 07Z,   0.30,   1.40,   1.36,  99.90,  -0.34,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 08Z,   0.30,   2.80,  99.90,   2.77,  -0.33,
05/20 09Z,   0.20,   4.78,  99.90,   4.65,  -0.33,
05/20 10Z,   0.20,   6.16,  99.90,   6.04,  -0.32,
05/20 11Z,   0.20,   6.74,  99.90,   6.63,  -0.31,
05/20 12Z,   0.30,   6.88,  99.90,   6.87,  -0.31,  (max)
05/20 13Z,   0.30,   6.41,  99.90,   6.41,  -0.30,
05/20 14Z,   0.30,   5.30,  99.90,   5.30,  -0.29,
05/20 15Z,   0.30,   4.02,  99.90,   4.04,  -0.29,
05/20 16Z,   0.30,   2.86,  99.90,   2.88,  -0.28,
05/20 17Z,   0.30,   1.90,  99.90,   1.92,  -0.27,
05/20 18Z,   0.40,   1.18,  99.90,   1.31,  -0.27,
05/20 19Z,   0.40,   0.84,  99.90,   0.98,  -0.26,  (min)
05/20 20Z,   0.40,   1.43,  99.90,   1.57,  -0.26,
05/20 21Z,   0.40,   3.04,  99.90,   3.18,  -0.26,
05/20 22Z,   0.50,   4.67,  99.90,   4.91,  -0.26,
05/20 23Z,   0.50,   5.62,  99.90,   5.86,  -0.26,
05/21 00Z,   0.50,   6.14,  99.90,   6.38,  -0.26,
05/21 01Z,   0.50,   6.21,  99.90,   6.45,  -0.26,  (max)
05/21 02Z,   0.50,   5.53,  99.90,   5.77,  -0.26,
05/21 03Z,   0.60,   4.40,  99.90,   4.74,  -0.26,
05/21 04Z,   0.60,   3.24,  99.90,   3.58,  -0.26,
05/21 05Z,   0.60,   2.23,  99.90,   2.57,  -0.26,
05/21 06Z,   0.70,   1.50,  99.90,   1.94,  -0.26,
05/21 07Z,   0.70,   1.10,  99.90,   1.54,  -0.26,  (min)
05/21 08Z,   0.70,   1.40,  99.90,   1.84,  -0.26,
05/21 09Z,   0.70,   2.83,  99.90,   3.27,  -0.26,
05/21 10Z,   0.70,   4.72,  99.90,   5.16,  -0.26,
05/21 11Z,   0.80,   6.00,  99.90,   6.54,  -0.26,
05/21 12Z,   0.80,   6.62,  99.90,   7.16,  -0.26,
05/21 13Z,   0.90,   6.80,  99.90,   7.44,  -0.26,  (max)
05/21 14Z,   0.90,   6.29,  99.90,   6.93,  -0.26,
05/21 15Z,   1.00,   5.15,  99.90,   5.89,  -0.26,
05/21 16Z,   1.00,   3.89,  99.90,   4.63,  -0.26,
05/21 17Z,   1.10,   2.74,  99.90,   3.58,  -0.26,
05/21 18Z,   1.20,   1.80,  99.90,   2.74,  -0.26,
05/21 19Z,   1.20,   1.09,  99.90,   2.03,  -0.26,
05/21 20Z,   1.30,   0.81,  99.90,   1.85,  -0.26,  (min)
05/21 21Z,   1.40,   1.54,  99.90,   2.68,  -0.26,
05/21 22Z,   1.50,   3.26,  99.90,   4.50,  -0.26,
05/21 23Z,   1.50,   4.88,  99.90,   6.12,  -0.26,
05/22 00Z,   1.60,   5.86,  99.90,   7.20,  -0.26,
05/22 01Z,   1.60,   6.46,  99.90,   7.80,  -0.26,
05/22 02Z,   1.60,   6.50,  99.90,   7.84,  -0.26,  (max)
05/22 03Z,   1.60,   5.73,  99.90,   7.07,  -0.26,
05/22 04Z,   1.60,   4.56,  99.90,   5.90,  -0.26,
05/22 05Z,   1.70,   3.39,  99.90,   4.83,  -0.26,
05/22 06Z,   1.70,   2.38,  99.90,   3.82,  -0.26,
05/22 07Z,   1.80,   1.58,  99.90,   3.12,  -0.26,
05/22 08Z,   1.80,   1.07,  99.90,   2.61,  -0.26,  (min)
05/22 09Z,   1.80,   1.34,  99.90,   2.87,  -0.26,
05/22 10Z,   1.90,   2.76,  99.90,   4.39,  -0.26,
05/22 11Z,   1.90,   4.57,  99.90,   6.21,  -0.26,
05/22 12Z,   1.80,   5.80,  99.90,   7.34,  -0.26,
05/22 13Z,   1.80,   6.50,  99.90,   8.04,  -0.26,
05/22 14Z,   1.80,   6.74,  99.90,   8.28,  -0.26,  0.11 ft above HAT  (max)
05/22 15Z,   1.80,   6.19,  99.90,   7.73,  -0.26,
05/22 16Z,   1.70,   5.03,  99.90,   6.47,  -0.26,
05/22 17Z,   1.70,   3.78,  99.90,   5.22,  -0.26,
05/22 18Z,   1.60,   2.67,  99.90,   4.01,  -0.26,
05/22 19Z,   1.60,   1.74,  99.90,   3.08,  -0.26,
05/22 20Z,   1.60,   1.02,  99.90,   2.36,  -0.26,
05/22 21Z,   1.50,   0.79,  99.90,   2.03,  -0.26,  (min)
05/22 22Z,   1.50,   1.67,  99.90,   2.91,  -0.26,
05/22 23Z,   1.40,   3.48,  99.90,   4.62,  -0.26,
05/23 00Z,   1.40,   5.12,  99.90,   6.26,  -0.26,
05/23 01Z,   1.40,   6.18,  99.90,   7.32,  -0.26,
05/23 02Z,   1.30,   6.84,  99.90,   7.88,  -0.26,  (max)
05/23 03Z,   1.30,   6.81,  99.90,   7.85,  -0.26,
05/23 04Z,   1.20,   5.95,  99.90,   6.89,  -0.26,
05/23 05Z,   1.20,   4.76,  99.90,   5.70,  -0.26,
05/23 06Z,   1.20,   3.59,  99.90,   4.53,  -0.26,
05/23 07Z,   1.10,   2.54,  99.90,   3.38,  -0.26,
05/23 08Z,   1.10,   1.64,  99.90,   2.48,  -0.26,
05/23 09Z,   1.10,   1.00,  99.90,   1.84,  -0.26,  (min)
05/23 10Z,   1.10,   1.21,  99.90,   2.05,  -0.26,
05/23 11Z,   1.10,   2.63,  99.90,   3.47,  -0.26,
05/23 12Z,   1.10,   4.38,  99.90,   5.22,  -0.26,
05/23 13Z,   1.10,   5.61,  99.90,   6.45,  -0.26,
05/23 14Z,   1.10,   6.41,  99.90,   7.24,  -0.26,
05/23 15Z,   1.10,   6.67,  99.90,   7.51,  -0.26,  (max)
05/23 16Z,   1.10,   6.07,  99.90,   6.91,  -0.26,
05/23 17Z,   1.10,   4.91,  99.90,   5.75,  -0.26,
05/23 18Z,   1.00,   3.70,  99.90,   4.44,  -0.26,
05/23 19Z,   1.00,   2.62,  99.90,   3.36,  -0.26,
05/23 20Z,   1.00,   1.70,  99.90,   2.44,  -0.26,
05/23 21Z,   0.90,   0.96,  99.90,   1.60,  -0.26,
05/23 22Z,   0.90,   0.79,  99.90,   1.43,  -0.26,  (min)
05/23 23Z,   0.80,   1.84,  99.90,   2.38,  -0.26,
05/24 00Z,   0.80,   3.75,  99.90,   4.28,  -0.26,