EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
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 : 03/20/2025 12:23:41 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/18 12Z,   0.30,  -3.21,  -3.68,  99.90,  -0.77,
03/18 13Z,   0.30,  -4.35,  -4.71,  99.90,  -0.66,
03/18 14Z,   0.30,  -5.31,  -5.72,  99.90,  -0.71,
03/18 15Z,   0.30,  -6.07,  -6.60,  99.90,  -0.83,
03/18 16Z,   0.30,  -6.38,  -7.05,  99.90,  -0.97,  (min)
03/18 17Z,   0.30,  -5.63,  -5.75,  99.90,  -0.42,
03/18 18Z,  -0.10,  -4.04,  -4.09,  99.90,   0.05,
03/18 19Z,  -0.10,  -2.65,  -2.79,  99.90,  -0.04,
03/18 20Z,   0.00,  -1.80,  -1.66,  99.90,   0.14,
03/18 21Z,   0.00,  -1.23,  -0.72,  99.90,   0.51,
03/18 22Z,   0.00,  -1.25,  -0.42,  99.90,   0.83,  (max)
03/18 23Z,   0.10,  -2.05,  -1.08,  99.90,   0.87,
03/19 00Z,   0.20,  -3.21,  -2.15,  99.90,   0.86,
03/19 01Z,   0.30,  -4.35,  -3.19,  99.90,   0.86,
03/19 02Z,   0.40,  -5.30,  -4.17,  99.90,   0.73,
03/19 03Z,   0.40,  -5.94,  -5.09,  99.90,   0.45,
03/19 04Z,   0.50,  -6.18,  -5.47,  99.90,   0.21,  (min)
03/19 05Z,   0.50,  -5.55,  -3.72,  99.90,   1.33,
03/19 06Z,   0.70,  -3.88,  -2.19,  99.90,   0.99,
03/19 07Z,   0.70,  -2.13,  -1.03,  99.90,   0.40,
03/19 08Z,   0.70,  -1.11,  -0.13,  99.90,   0.28,
03/19 09Z,   0.70,  -0.59,   0.63,  99.90,   0.52,  (max)
03/19 10Z,   0.70,  -0.52,   0.54,  99.90,   0.36,
03/19 11Z,   0.70,  -1.20,  -0.47,  99.90,   0.03,
03/19 12Z,   0.90,  -2.40,  -1.58,  99.90,  -0.08,
03/19 13Z,   0.90,  -3.63,  -2.64,  99.90,   0.09,
03/19 14Z,   0.90,  -4.72,  -3.66,  99.90,   0.16,
03/19 15Z,   0.90,  -5.57,  -4.63,  99.90,   0.04,
03/19 16Z,   0.90,  -6.18,  -5.34,  99.90,  -0.06,  (min)
03/19 17Z,   0.90,  -6.22,  -5.17,  99.90,   0.15,
03/19 18Z,   1.00,  -5.20,  -3.43,  99.90,   0.77,
03/19 19Z,   1.00,  -3.57,  -2.09,  99.90,   0.48,
03/19 20Z,   1.00,  -2.36,  -1.02,  99.90,   0.34,
03/19 21Z,   1.00,  -1.69,  -0.30,  99.90,   0.39,
03/19 22Z,   1.10,  -1.30,   0.05,  99.90,   0.25,  (max)
03/19 23Z,   1.10,  -1.52,  -0.64,  99.90,  -0.22,
03/20 00Z,   1.10,  -2.46,  -1.67,  99.90,  -0.31,
03/20 01Z,   1.10,  -3.65,  -2.68,  99.90,  -0.13,
03/20 02Z,   1.10,  -4.78,  -3.64,  99.90,   0.04,
03/20 03Z,   1.20,  -5.63,  -4.56,  99.90,  -0.13,
03/20 04Z,   1.20,  -6.10,  -5.24,  99.90,  -0.34,  (min)
03/20 05Z,   1.20,  -6.08,  -4.42,  99.90,   0.46,
03/20 06Z,   1.20,  -5.12,  -2.79,  99.90,   1.13,
03/20 07Z,   1.20,  -3.28,  -1.51,  99.90,   0.57,
03/20 08Z,   1.20,  -1.66,  -0.45,  99.90,   0.01,
03/20 09Z,   1.20,  -0.86,   0.49,  99.90,   0.15,
03/20 10Z,   1.30,  -0.53,   1.03,  99.90,   0.26,  (max)
03/20 11Z,   1.30,  -0.66,   0.67,  99.90,   0.03,
03/20 12Z,   1.30,  -1.51,  -0.30,  99.90,  -0.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/20 13Z,   1.30,  -2.74,  99.90,  -1.52,  -0.09,
03/20 14Z,   1.30,  -3.94,  99.90,  -2.72,  -0.08,
03/20 15Z,   1.30,  -4.95,  99.90,  -3.73,  -0.07,
03/20 16Z,   1.40,  -5.70,  99.90,  -4.37,  -0.07,
03/20 17Z,   1.40,  -6.16,  99.90,  -4.82,  -0.06,  (min)
03/20 18Z,   1.40,  -5.99,  99.90,  -4.65,  -0.06,
03/20 19Z,   1.40,  -4.80,  99.90,  -3.45,  -0.05,
03/20 20Z,   1.50,  -3.22,  99.90,  -1.76,  -0.04,
03/20 21Z,   1.50,  -2.21,  99.90,  -0.75,  -0.04,
03/20 22Z,   1.50,  -1.67,  99.90,  -0.20,  -0.03,
03/20 23Z,   1.60,  -1.40,  99.90,   0.17,  -0.02,  (max)
03/21 00Z,   1.60,  -1.77,  99.90,  -0.19,  -0.02,
03/21 01Z,   1.60,  -2.79,  99.90,  -1.20,  -0.02,
03/21 02Z,   1.60,  -3.98,  99.90,  -2.40,  -0.02,
03/21 03Z,   1.70,  -5.06,  99.90,  -3.38,  -0.02,
03/21 04Z,   1.70,  -5.81,  99.90,  -4.12,  -0.02,
03/21 05Z,   1.60,  -6.14,  99.90,  -4.56,  -0.02,  (min)
03/21 06Z,   1.60,  -5.92,  99.90,  -4.34,  -0.02,
03/21 07Z,   1.50,  -4.73,  99.90,  -3.25,  -0.02,
03/21 08Z,   1.40,  -2.84,  99.90,  -1.46,  -0.02,
03/21 09Z,   1.30,  -1.39,  99.90,  -0.11,  -0.02,
03/21 10Z,   1.20,  -0.77,  99.90,   0.42,  -0.02,
03/21 11Z,   1.00,  -0.54,  99.90,   0.44,  -0.02,  (max)
03/21 12Z,   0.90,  -0.81,  99.90,   0.07,  -0.02,
03/21 13Z,   0.90,  -1.74,  99.90,  -0.86,  -0.02,
03/21 14Z,   0.80,  -2.96,  99.90,  -2.18,  -0.02,
03/21 15Z,   0.70,  -4.10,  99.90,  -3.42,  -0.02,
03/21 16Z,   0.70,  -5.03,  99.90,  -4.35,  -0.02,
03/21 17Z,   0.60,  -5.70,  99.90,  -5.12,  -0.02,
03/21 18Z,   0.60,  -6.08,  99.90,  -5.50,  -0.02,  (min)
03/21 19Z,   0.50,  -5.76,  99.90,  -5.28,  -0.02,
03/21 20Z,   0.50,  -4.48,  99.90,  -3.99,  -0.02,
03/21 21Z,   0.50,  -3.01,  99.90,  -2.53,  -0.02,
03/21 22Z,   0.40,  -2.16,  99.90,  -1.78,  -0.02,
03/21 23Z,   0.40,  -1.69,  99.90,  -1.31,  -0.02,
03/22 00Z,   0.40,  -1.48,  99.90,  -1.10,  -0.02,  (max)
03/22 01Z,   0.40,  -1.95,  99.90,  -1.57,  -0.02,
03/22 02Z,   0.50,  -3.00,  99.90,  -2.52,  -0.02,
03/22 03Z,   0.50,  -4.18,  99.90,  -3.70,  -0.02,
03/22 04Z,   0.60,  -5.19,  99.90,  -4.61,  -0.02,
03/22 05Z,   0.60,  -5.86,  99.90,  -5.28,  -0.02,
03/22 06Z,   0.60,  -6.11,  99.90,  -5.53,  -0.02,  (min)
03/22 07Z,   0.70,  -5.77,  99.90,  -5.09,  -0.02,
03/22 08Z,   0.70,  -4.44,  99.90,  -3.76,  -0.02,
03/22 09Z,   0.70,  -2.58,  99.90,  -1.90,  -0.02,
03/22 10Z,   0.70,  -1.30,  99.90,  -0.61,  -0.02,
03/22 11Z,   0.70,  -0.76,  99.90,  -0.08,  -0.02,
03/22 12Z,   0.70,  -0.57,  99.90,   0.11,  -0.02,  (max)
03/22 13Z,   0.70,  -0.91,  99.90,  -0.23,  -0.02,
03/22 14Z,   0.70,  -1.87,  99.90,  -1.19,  -0.02,
03/22 15Z,   0.70,  -3.05,  99.90,  -2.37,  -0.02,
03/22 16Z,   0.80,  -4.13,  99.90,  -3.34,  -0.02,
03/22 17Z,   0.80,  -5.00,  99.90,  -4.22,  -0.02,
03/22 18Z,   0.80,  -5.63,  99.90,  -4.85,  -0.02,
03/22 19Z,   0.80,  -5.99,  99.90,  -5.21,  -0.02,  (min)
03/22 20Z,   0.80,  -5.59,  99.90,  -4.80,  -0.02,
03/22 21Z,   0.80,  -4.27,  99.90,  -3.48,  -0.02,
03/22 22Z,   0.80,  -2.91,  99.90,  -2.13,  -0.02,
03/22 23Z,   0.70,  -2.15,  99.90,  -1.47,  -0.02,
03/23 00Z,   0.70,  -1.67,  99.90,  -0.99,  -0.02,
03/23 01Z,   0.70,  -1.50,  99.90,  -0.82,  -0.02,  (max)
03/23 02Z,   0.60,  -2.04,  99.90,  -1.46,  -0.02,
03/23 03Z,   0.60,  -3.10,  99.90,  -2.52,  -0.02,
03/23 04Z,   0.60,  -4.24,  99.90,  -3.66,  -0.02,
03/23 05Z,   0.60,  -5.21,  99.90,  -4.62,  -0.02,
03/23 06Z,   0.60,  -5.83,  99.90,  -5.25,  -0.02,
03/23 07Z,   0.60,  -6.07,  99.90,  -5.49,  -0.02,  (min)
03/23 08Z,   0.50,  -5.67,  99.90,  -5.19,  -0.02,
03/23 09Z,   0.50,  -4.27,  99.90,  -3.79,  -0.02,
03/23 10Z,   0.50,  -2.47,  99.90,  -1.98,  -0.02,
03/23 11Z,   0.40,  -1.30,  99.90,  -0.92,  -0.02,
03/23 12Z,   0.40,  -0.77,  99.90,  -0.39,  -0.02,
03/23 13Z,   0.40,  -0.55,  99.90,  -0.17,  -0.02,  (max)
03/23 14Z,   0.30,  -0.92,  99.90,  -0.64,  -0.02,
03/23 15Z,   0.30,  -1.89,  99.90,  -1.61,  -0.02,
03/23 16Z,   0.30,  -3.02,  99.90,  -2.74,  -0.02,
03/23 17Z,   0.30,  -4.05,  99.90,  -3.77,  -0.02,
03/23 18Z,   0.30,  -4.90,  99.90,  -4.62,  -0.02,
03/23 19Z,   0.30,  -5.58,  99.90,  -5.29,  -0.02,
03/23 20Z,   0.40,  -5.95,  99.90,  -5.57,  -0.02,  (min)
03/23 21Z,   0.40,  -5.49,  99.90,  -5.11,  -0.02,
03/23 22Z,   0.40,  -4.15,  99.90,  -3.77,  -0.02,
03/23 23Z,   0.40,  -2.86,  99.90,  -2.48,  -0.02,
03/24 00Z,   0.50,  -2.11,  99.90,  -1.62,  -0.02,