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 : 10/16/2026 23:23:37 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 06Z,   0.50,  -5.01,  -4.30,  99.90,   0.21,
10/15 07Z,   0.50,  -3.80,  -3.19,  99.90,   0.11,
10/15 08Z,   0.50,  -2.89,  -2.43,  99.90,  -0.04,
10/15 09Z,   0.50,  -2.24,  -1.99,  99.90,  -0.25,  (max)
10/15 10Z,   0.50,  -2.36,  -2.54,  99.90,  -0.68,
10/15 11Z,   0.50,  -3.23,  99.90,  99.90,  99.90,
10/15 12Z,   0.40,  -4.35,  -4.58,  99.90,  -0.63,
10/15 13Z,   0.40,  -5.41,  -5.53,  99.90,  -0.52,
10/15 14Z,   0.40,  -6.29,  -6.49,  99.90,  -0.60,
10/15 15Z,   0.40,  -6.94,  -7.28,  99.90,  -0.74,  (min)
10/15 16Z,   0.50,  -7.19,  -7.21,  99.90,  -0.52,
10/15 17Z,   0.50,  -6.41,  -5.52,  99.90,   0.39,
10/15 18Z,   0.50,  -4.70,  -3.90,  99.90,   0.30,
10/15 19Z,   0.50,  -3.12,  -2.46,  99.90,   0.16,
10/15 20Z,   0.60,  -2.14,  -1.36,  99.90,   0.18,
10/15 21Z,   0.60,  -1.50,  -0.55,  99.90,   0.35,
10/15 22Z,   0.70,  -1.43,  -0.45,  99.90,   0.28,  (max)
10/15 23Z,   0.70,  -2.16,  -1.21,  99.90,   0.25,
10/16 00Z,   0.80,  -3.26,  -2.34,  99.90,   0.12,
10/16 01Z,   0.80,  -4.35,  -3.46,  99.90,   0.09,
10/16 02Z,   0.80,  -5.34,  -4.50,  99.90,   0.04,
10/16 03Z,   0.90,  -6.22,  -5.49,  99.90,  -0.17,
10/16 04Z,   0.90,  -6.97,  -6.29,  99.90,  -0.22,  (min)
10/16 05Z,   0.90,  -7.08,  -6.24,  99.90,  -0.06,
10/16 06Z,   0.90,  -6.08,  -4.70,  99.90,   0.48,
10/16 07Z,   0.90,  -4.66,  -3.44,  99.90,   0.32,
10/16 08Z,   0.90,  -3.62,  -2.42,  99.90,   0.30,
10/16 09Z,   0.90,  -2.85,  -1.72,  99.90,   0.23,
10/16 10Z,   0.90,  -2.36,  -1.43,  99.90,   0.03,  (max)
10/16 11Z,   0.90,  -2.65,  -2.05,  99.90,  -0.30,
10/16 12Z,   1.00,  -3.61,  -3.06,  99.90,  -0.45,
10/16 13Z,   1.00,  -4.74,  -4.07,  99.90,  -0.33,
10/16 14Z,   1.00,  -5.79,  -5.00,  99.90,  -0.21,
10/16 15Z,   1.00,  -6.58,  -5.91,  99.90,  -0.33,
10/16 16Z,   1.00,  -7.09,  -6.54,  99.90,  -0.45,  (min)
10/16 17Z,   1.00,  -7.07,  -5.83,  99.90,   0.24,
10/16 18Z,   1.00,  -6.01,  -4.10,  99.90,   0.91,
10/16 19Z,   1.00,  -4.24,  -2.77,  99.90,   0.47,
10/16 20Z,   1.00,  -2.84,  -1.67,  99.90,   0.17,
10/16 21Z,   1.00,  -2.04,  -0.82,  99.90,   0.22,
10/16 22Z,   1.00,  -1.54,  -0.45,  99.90,   0.09,  (max)
10/16 23Z,   1.00,  -1.64,  -0.91,  99.90,  -0.27,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 00Z,   1.00,  -2.46,  99.90,  -1.72,  -0.26,
10/17 01Z,   1.00,  -3.58,  99.90,  -2.82,  -0.24,
10/17 02Z,   1.00,  -4.66,  99.90,  -3.89,  -0.23,
10/17 03Z,   1.00,  -5.61,  99.90,  -4.83,  -0.22,
10/17 04Z,   1.00,  -6.42,  99.90,  -5.62,  -0.20,
10/17 05Z,   0.90,  -7.03,  99.90,  -6.32,  -0.19,  (min)
10/17 06Z,   0.90,  -6.89,  99.90,  -6.17,  -0.17,
10/17 07Z,   0.90,  -5.75,  99.90,  -5.01,  -0.16,
10/17 08Z,   0.80,  -4.41,  99.90,  -3.76,  -0.15,
10/17 09Z,   0.80,  -3.53,  99.90,  -2.86,  -0.13,
10/17 10Z,   0.70,  -2.84,  99.90,  -2.26,  -0.12,
10/17 11Z,   0.70,  -2.47,  99.90,  -1.88,  -0.10,  (max)
10/17 12Z,   0.60,  -2.88,  99.90,  -2.39,  -0.10,
10/17 13Z,   0.60,  -3.89,  99.90,  -3.40,  -0.10,
10/17 14Z,   0.60,  -5.04,  99.90,  -4.54,  -0.10,
10/17 15Z,   0.50,  -6.05,  99.90,  -5.66,  -0.10,
10/17 16Z,   0.50,  -6.77,  99.90,  -6.38,  -0.10,
10/17 17Z,   0.50,  -7.17,  99.90,  -6.77,  -0.10,  (min)
10/17 18Z,   0.50,  -6.94,  99.90,  -6.54,  -0.10,
10/17 19Z,   0.50,  -5.68,  99.90,  -5.28,  -0.10,
10/17 20Z,   0.50,  -3.93,  99.90,  -3.53,  -0.10,
10/17 21Z,   0.50,  -2.70,  99.90,  -2.31,  -0.10,
10/17 22Z,   0.50,  -2.02,  99.90,  -1.63,  -0.10,
10/17 23Z,   0.50,  -1.61,  99.90,  -1.21,  -0.10,  (max)
10/18 00Z,   0.50,  -1.81,  99.90,  -1.42,  -0.10,
10/18 01Z,   0.50,  -2.70,  99.90,  -2.30,  -0.10,
10/18 02Z,   0.50,  -3.81,  99.90,  -3.42,  -0.10,
10/18 03Z,   0.60,  -4.88,  99.90,  -4.39,  -0.10,
10/18 04Z,   0.60,  -5.80,  99.90,  -5.31,  -0.10,
10/18 05Z,   0.70,  -6.56,  99.90,  -5.97,  -0.10,
10/18 06Z,   0.70,  -7.06,  99.90,  -6.46,  -0.10,  (min)
10/18 07Z,   0.70,  -6.73,  99.90,  -6.13,  -0.10,
10/18 08Z,   0.60,  -5.49,  99.90,  -4.99,  -0.10,
10/18 09Z,   0.60,  -4.26,  99.90,  -3.77,  -0.10,
10/18 10Z,   0.70,  -3.48,  99.90,  -2.88,  -0.10,
10/18 11Z,   0.70,  -2.82,  99.90,  -2.23,  -0.10,
10/18 12Z,   0.70,  -2.53,  99.90,  -1.94,  -0.10,  (max)
10/18 13Z,   0.70,  -3.04,  99.90,  -2.44,  -0.10,
10/18 14Z,   0.80,  -4.08,  99.90,  -3.38,  -0.10,
10/18 15Z,   0.80,  -5.22,  99.90,  -4.52,  -0.10,
10/18 16Z,   0.90,  -6.21,  99.90,  -5.41,  -0.10,
10/18 17Z,   0.90,  -6.88,  99.90,  -6.08,  -0.10,
10/18 18Z,   0.90,  -7.19,  99.90,  -6.40,  -0.10,  (min)
10/18 19Z,   0.90,  -6.82,  99.90,  -6.02,  -0.10,
10/18 20Z,   1.00,  -5.43,  99.90,  -4.54,  -0.10,
10/18 21Z,   1.00,  -3.75,  99.90,  -2.86,  -0.10,
10/18 22Z,   1.00,  -2.68,  99.90,  -1.78,  -0.10,
10/18 23Z,   1.10,  -2.04,  99.90,  -1.04,  -0.10,
10/19 00Z,   1.10,  -1.66,  99.90,  -0.66,  -0.10,  (max)
10/19 01Z,   1.10,  -1.94,  99.90,  -0.94,  -0.10,
10/19 02Z,   1.10,  -2.86,  99.90,  -1.86,  -0.10,
10/19 03Z,   1.20,  -3.97,  99.90,  -2.87,  -0.10,
10/19 04Z,   1.20,  -5.04,  99.90,  -3.94,  -0.10,
10/19 05Z,   1.20,  -5.94,  99.90,  -4.85,  -0.10,
10/19 06Z,   1.30,  -6.69,  99.90,  -5.49,  -0.10,
10/19 07Z,   1.30,  -7.09,  99.90,  -5.89,  -0.10,  (min)
10/19 08Z,   1.30,  -6.60,  99.90,  -5.40,  -0.10,
10/19 09Z,   1.30,  -5.31,  99.90,  -4.11,  -0.10,
10/19 10Z,   1.40,  -4.17,  99.90,  -2.87,  -0.10,
10/19 11Z,   1.40,  -3.41,  99.90,  -2.12,  -0.10,
10/19 12Z,   1.40,  -2.75,  99.90,  -1.45,  -0.10,
10/19 13Z,   1.40,  -2.52,  99.90,  -1.22,  -0.10,  (max)
10/19 14Z,   1.40,  -3.10,  99.90,  -1.80,  -0.10,
10/19 15Z,   1.40,  -4.16,  99.90,  -2.86,  -0.10,
10/19 16Z,   1.30,  -5.30,  99.90,  -4.10,  -0.10,
10/19 17Z,   1.30,  -6.27,  99.90,  -5.07,  -0.10,
10/19 18Z,   1.30,  -6.92,  99.90,  -5.72,  -0.10,
10/19 19Z,   1.30,  -7.21,  99.90,  -6.01,  -0.10,  (min)
10/19 20Z,   1.30,  -6.73,  99.90,  -5.53,  -0.10,
10/19 21Z,   1.30,  -5.27,  99.90,  -4.08,  -0.10,
10/19 22Z,   1.40,  -3.68,  99.90,  -2.38,  -0.10,
10/19 23Z,   1.40,  -2.69,  99.90,  -1.39,  -0.10,
10/20 00Z,   1.40,  -2.03,  99.90,  -0.74,  -0.10,
10/20 01Z,   1.50,  -1.66,  99.90,  -0.27,  -0.10,  (max)
10/20 02Z,   1.60,  -2.01,  99.90,  -0.51,  -0.10,
10/20 03Z,   1.60,  -2.96,  99.90,  -1.47,  -0.10,
10/20 04Z,   1.60,  -4.09,  99.90,  -2.59,  -0.10,
10/20 05Z,   1.70,  -5.16,  99.90,  -3.57,  -0.10,
10/20 06Z,   1.70,  -6.08,  99.90,  -4.48,  -0.10,
10/20 07Z,   1.70,  -6.82,  99.90,  -5.23,  -0.10,
10/20 08Z,   1.70,  -7.15,  99.90,  -5.55,  -0.10,  (min)
10/20 09Z,   1.80,  -6.50,  99.90,  -4.81,  -0.10,
10/20 10Z,   1.80,  -5.16,  99.90,  -3.47,  -0.10,
10/20 11Z,   1.80,  -4.06,  99.90,  -2.36,  -0.10,
10/20 12Z,   1.80,  -3.27,  99.90,  -1.57,  -0.10,
10/20 13Z,   1.80,  -2.57,  99.90,  -0.88,  -0.10,
10/20 14Z,   1.80,  -2.42,  99.90,  -0.72,  -0.10,  (max)
10/20 15Z,   1.90,  -3.08,  99.90,  -1.29,  -0.10,
10/20 16Z,   1.90,  -4.17,  99.90,  -2.37,  -0.10,
10/20 17Z,   1.90,  -5.31,  99.90,  -3.51,  -0.10,
10/20 18Z,   1.90,  -6.27,  99.90,  -4.47,  -0.10,