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 : 03/11/2026 10:23:00 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/09 18Z,   0.30,  -7.74,  -7.24,  99.90,   0.20,  (min)
03/09 19Z,   0.40,  -6.49,  -5.57,  99.90,   0.52,
03/09 20Z,   0.40,  -5.03,  -4.33,  99.90,   0.30,
03/09 21Z,   0.40,  -4.01,  -3.32,  99.90,   0.29,
03/09 22Z,   0.40,  -3.21,  -2.64,  99.90,   0.17,
03/09 23Z,   0.40,  -2.79,  -2.29,  99.90,   0.10,  (max)
03/10 00Z,   0.50,  -3.21,  -2.95,  99.90,  -0.24,
03/10 01Z,   0.50,  -4.26,  -3.96,  99.90,  -0.20,
03/10 02Z,   0.50,  -5.45,  -4.92,  99.90,   0.03,
03/10 03Z,   0.50,  -6.52,  -5.84,  99.90,   0.18,
03/10 04Z,   0.50,  -7.31,  -6.67,  99.90,   0.14,
03/10 05Z,   0.50,  -7.79,  -7.14,  99.90,   0.15,  (min)
03/10 06Z,   0.60,  -7.65,  -6.27,  99.90,   0.78,
03/10 07Z,   0.60,  -6.43,  -4.83,  99.90,   1.00,
03/10 08Z,   0.60,  -4.69,  -3.60,  99.90,   0.49,
03/10 09Z,   0.60,  -3.43,  -2.54,  99.90,   0.29,
03/10 10Z,   0.60,  -2.66,  -1.64,  99.90,   0.42,
03/10 11Z,   0.60,  -2.19,  -1.27,  99.90,   0.32,  (max)
03/10 12Z,   0.60,  -2.39,  -1.89,  99.90,  -0.10,
03/10 13Z,   0.60,  -3.33,  -2.89,  99.90,  -0.16,
03/10 14Z,   0.60,  -4.51,  -3.89,  99.90,   0.02,
03/10 15Z,   0.60,  -5.64,  -4.86,  99.90,   0.18,
03/10 16Z,   0.60,  -6.60,  -5.75,  99.90,   0.25,
03/10 17Z,   0.60,  -7.37,  -6.58,  99.90,   0.19,
03/10 18Z,   0.60,  -7.84,  -7.08,  99.90,   0.16,  (min)
03/10 19Z,   0.60,  -7.46,  -6.16,  99.90,   0.70,
03/10 20Z,   0.60,  -6.16,  -4.69,  99.90,   0.87,
03/10 21Z,   0.60,  -4.85,  -3.58,  99.90,   0.67,
03/10 22Z,   0.60,  -3.97,  -2.74,  99.90,   0.63,
03/10 23Z,   0.60,  -3.25,  -2.12,  99.90,   0.53,  (max)
03/11 00Z,   0.60,  -2.93,  -2.19,  99.90,   0.14,
03/11 01Z,   0.60,  -3.46,  -3.04,  99.90,  -0.18,
03/11 02Z,   0.60,  -4.54,  -4.03,  99.90,  -0.09,
03/11 03Z,   0.60,  -5.72,  -4.96,  99.90,   0.16,
03/11 04Z,   0.60,  -6.73,  -5.88,  99.90,   0.25,
03/11 05Z,   0.60,  -7.42,  -6.64,  99.90,   0.18,
03/11 06Z,   0.60,  -7.77,  -6.97,  99.90,   0.20,  (min)
03/11 07Z,   0.60,  -7.42,  -6.04,  99.90,   0.78,
03/11 08Z,   0.60,  -6.06,  -4.62,  99.90,   0.84,
03/11 09Z,   0.60,  -4.40,  -3.46,  99.90,   0.34,
03/11 10Z,   0.60,  -3.32,  -2.43,  99.90,   0.29,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/11 11Z,   0.60,  -2.65,  99.90,  -1.76,   0.29,
03/11 12Z,   0.60,  -2.26,  99.90,  -1.37,   0.29,  (max)
03/11 13Z,   0.60,  -2.56,  99.90,  -1.68,   0.29,
03/11 14Z,   0.60,  -3.52,  99.90,  -2.64,   0.28,
03/11 15Z,   0.60,  -4.67,  99.90,  -3.78,   0.28,
03/11 16Z,   0.60,  -5.74,  99.90,  -4.86,   0.28,
03/11 17Z,   0.60,  -6.63,  99.90,  -5.74,   0.28,
03/11 18Z,   0.60,  -7.34,  99.90,  -6.46,   0.28,
03/11 19Z,   0.60,  -7.73,  99.90,  -6.85,   0.28,  (min)
03/11 20Z,   0.60,  -7.22,  99.90,  -6.34,   0.28,
03/11 21Z,   0.60,  -5.92,  99.90,  -5.04,   0.28,
03/11 22Z,   0.60,  -4.76,  99.90,  -3.88,   0.28,
03/11 23Z,   0.60,  -3.97,  99.90,  -3.09,   0.28,
03/12 00Z,   0.70,  -3.26,  99.90,  -2.28,   0.28,
03/12 01Z,   0.70,  -3.02,  99.90,  -2.04,   0.28,  (max)
03/12 02Z,   0.70,  -3.62,  99.90,  -2.64,   0.28,
03/12 03Z,   0.70,  -4.70,  99.90,  -3.73,   0.28,
03/12 04Z,   0.70,  -5.85,  99.90,  -4.88,   0.28,
03/12 05Z,   0.70,  -6.81,  99.90,  -5.83,   0.28,
03/12 06Z,   0.70,  -7.44,  99.90,  -6.47,   0.28,
03/12 07Z,   0.80,  -7.72,  99.90,  -6.64,   0.28,  (min)
03/12 08Z,   0.80,  -7.25,  99.90,  -6.17,   0.28,
03/12 09Z,   0.80,  -5.81,  99.90,  -4.73,   0.28,
03/12 10Z,   0.80,  -4.26,  99.90,  -3.18,   0.28,
03/12 11Z,   0.70,  -3.30,  99.90,  -2.32,   0.28,
03/12 12Z,   0.70,  -2.65,  99.90,  -1.67,   0.28,
03/12 13Z,   0.70,  -2.29,  99.90,  -1.31,   0.28,  (max)
03/12 14Z,   0.70,  -2.66,  99.90,  -1.68,   0.28,
03/12 15Z,   0.60,  -3.62,  99.90,  -2.74,   0.28,
03/12 16Z,   0.50,  -4.71,  99.90,  -3.93,   0.28,
03/12 17Z,   0.50,  -5.73,  99.90,  -4.95,   0.28,
03/12 18Z,   0.40,  -6.59,  99.90,  -5.91,   0.28,
03/12 19Z,   0.30,  -7.30,  99.90,  -6.72,   0.28,
03/12 20Z,   0.20,  -7.64,  99.90,  -7.16,   0.28,  (min)
03/12 21Z,   0.10,  -7.04,  99.90,  -6.66,   0.28,
03/12 22Z,   0.10,  -5.77,  99.90,  -5.39,   0.28,
03/12 23Z,   0.00,  -4.72,  99.90,  -4.44,   0.28,
03/13 00Z,   0.00,  -3.93,  99.90,  -3.65,   0.28,
03/13 01Z,   0.00,  -3.21,  99.90,  -2.93,   0.28,
03/13 02Z,   0.00,  -3.03,  99.90,  -2.76,   0.28,  (max)
03/13 03Z,   0.00,  -3.69,  99.90,  -3.41,   0.28,
03/13 04Z,   0.00,  -4.77,  99.90,  -4.50,   0.28,
03/13 05Z,   0.00,  -5.90,  99.90,  -5.62,   0.28,
03/13 06Z,   0.00,  -6.82,  99.90,  -6.54,   0.28,
03/13 07Z,   0.00,  -7.44,  99.90,  -7.16,   0.28,
03/13 08Z,   0.00,  -7.70,  99.90,  -7.42,   0.28,  (min)
03/13 09Z,   0.00,  -7.13,  99.90,  -6.85,   0.28,
03/13 10Z,   0.00,  -5.66,  99.90,  -5.38,   0.28,
03/13 11Z,   0.00,  -4.20,  99.90,  -3.92,   0.28,
03/13 12Z,   0.00,  -3.29,  99.90,  -3.01,   0.28,
03/13 13Z,   0.00,  -2.61,  99.90,  -2.33,   0.28,
03/13 14Z,   0.00,  -2.27,  99.90,  -1.99,   0.28,  (max)
03/13 15Z,   0.00,  -2.68,  99.90,  -2.41,   0.28,
03/13 16Z,   0.10,  -3.63,  99.90,  -3.25,   0.28,
03/13 17Z,   0.10,  -4.69,  99.90,  -4.31,   0.28,
03/13 18Z,   0.10,  -5.68,  99.90,  -5.30,   0.28,
03/13 19Z,   0.20,  -6.55,  99.90,  -6.07,   0.28,
03/13 20Z,   0.20,  -7.31,  99.90,  -6.83,   0.28,
03/13 21Z,   0.30,  -7.61,  99.90,  -7.03,   0.28,  (min)
03/13 22Z,   0.30,  -6.92,  99.90,  -6.34,   0.28,
03/13 23Z,   0.40,  -5.65,  99.90,  -4.97,   0.28,
03/14 00Z,   0.50,  -4.63,  99.90,  -3.85,   0.28,
03/14 01Z,   0.60,  -3.80,  99.90,  -2.92,   0.28,
03/14 02Z,   0.60,  -3.06,  99.90,  -2.18,   0.28,
03/14 03Z,   0.70,  -2.98,  99.90,  -2.00,   0.28,  (max)
03/14 04Z,   0.70,  -3.70,  99.90,  -2.72,   0.28,
03/14 05Z,   0.70,  -4.78,  99.90,  -3.80,   0.28,
03/14 06Z,   0.70,  -5.88,  99.90,  -4.91,   0.28,
03/14 07Z,   0.70,  -6.80,  99.90,  -5.82,   0.28,
03/14 08Z,   0.60,  -7.46,  99.90,  -6.58,   0.28,
03/14 09Z,   0.60,  -7.72,  99.90,  -6.85,   0.28,  (min)
03/14 10Z,   0.50,  -7.07,  99.90,  -6.29,   0.28,
03/14 11Z,   0.40,  -5.55,  99.90,  -4.87,   0.28,
03/14 12Z,   0.40,  -4.14,  99.90,  -3.46,   0.28,
03/14 13Z,   0.30,  -3.21,  99.90,  -2.64,   0.28,
03/14 14Z,   0.30,  -2.48,  99.90,  -1.90,   0.28,
03/14 15Z,   0.30,  -2.18,  99.90,  -1.60,   0.28,  (max)
03/14 16Z,   0.20,  -2.67,  99.90,  -2.19,   0.28,
03/14 17Z,   0.20,  -3.63,  99.90,  -3.15,   0.28,
03/14 18Z,   0.20,  -4.67,  99.90,  -4.19,   0.28,
03/14 19Z,   0.20,  -5.66,  99.90,  -5.19,   0.28,
03/14 20Z,   0.20,  -6.57,  99.90,  -6.10,   0.28,
03/14 21Z,   0.10,  -7.39,  99.90,  -7.01,   0.28,
03/14 22Z,   0.10,  -7.62,  99.90,  -7.24,   0.28,  (min)
03/14 23Z,   0.10,  -6.79,  99.90,  -6.41,   0.28,
03/15 00Z,   0.10,  -5.48,  99.90,  -5.10,   0.28,
03/15 01Z,  99.90,  -4.44,  99.90,  99.90,   0.28,
03/15 02Z,  99.90,  -3.54,  99.90,  99.90,   0.28,
03/15 03Z,  99.90,  -2.83,  99.90,  99.90,   0.28,
03/15 04Z,  99.90,  -2.88,  99.90,  99.90,   0.28,
03/15 05Z,  99.90,  -3.68,  99.90,  99.90,   0.28,
03/15 06Z,  99.90,  -4.78,  99.90,  99.90,   0.28,