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
Eastport, ME
Bar Harbor, ME
Portland, ME
Portsmouth, ME
Boston, MA
Buzzards Bay MA
Woods Hole, MA
Nantucket, MA
Providence, RI
Newport, RI
Block Island, RI
Montauk Point NY
New London, CT
Bridgeport, CT
Port Jefferson NY
Kings Pnt, NY
The Battery, NY
Bergen Pnt, NY
Sandy Hook, NJ
Atlantic City, NJ
Cape May, NJ
Philadelphia, PA
Reedy Pnt, DE
Lewes, DE
Surge List
East Coast
#Philadelphia, PA : 03/08/2026 06:22:41 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/06 12Z,   0.60,  -5.32,  -4.64,  99.90,   0.08,
03/06 13Z,   0.60,  -6.47,  -5.60,  99.90,   0.27,
03/06 14Z,   0.60,  -7.63,  -6.51,  99.90,   0.52,
03/06 15Z,   0.60,  -8.32,  -7.18,  99.90,   0.54,  (min)
03/06 16Z,   0.60,  -7.77,  -6.32,  99.90,   0.85,
03/06 17Z,   0.60,  -6.22,  -4.50,  99.90,   1.12,
03/06 18Z,   0.70,  -4.69,  -3.16,  99.90,   0.83,
03/06 19Z,   0.70,  -3.45,  -2.12,  99.90,   0.63,
03/06 20Z,   0.70,  -2.49,  -1.33,  99.90,   0.46,
03/06 21Z,   0.80,  -2.30,  -1.12,  99.90,   0.38,  (max)
03/06 22Z,   0.80,  -2.99,  -1.88,  99.90,   0.31,
03/06 23Z,   0.80,  -4.04,  -2.98,  99.90,   0.26,
03/07 00Z,   0.80,  -5.13,  -3.98,  99.90,   0.35,
03/07 01Z,   0.90,  -6.20,  -4.94,  99.90,   0.36,
03/07 02Z,   0.90,  -7.23,  -5.88,  99.90,   0.45,
03/07 03Z,   0.90,  -8.03,  -6.64,  99.90,   0.49,  (min)
03/07 04Z,   0.90,  -7.86,  -6.24,  99.90,   0.72,
03/07 05Z,   1.00,  -6.45,  -4.44,  99.90,   1.01,
03/07 06Z,   1.00,  -4.74,  -3.06,  99.90,   0.68,
03/07 07Z,   1.00,  -3.42,  -1.99,  99.90,   0.43,
03/07 08Z,   1.00,  -2.39,  -1.22,  99.90,   0.17,
03/07 09Z,   1.00,  -1.93,  -0.74,  99.90,   0.19,  (max)
03/07 10Z,   1.00,  -2.41,  -1.36,  99.90,   0.05,
03/07 11Z,   1.00,  -3.46,  -2.48,  99.90,  -0.02,
03/07 12Z,   1.00,  -4.63,  -3.51,  99.90,   0.12,
03/07 13Z,   1.00,  -5.77,  -4.49,  99.90,   0.28,
03/07 14Z,   1.00,  -6.85,  -5.44,  99.90,   0.41,
03/07 15Z,   1.00,  -7.84,  -6.28,  99.90,   0.56,
03/07 16Z,   1.00,  -8.22,  -6.84,  99.90,   0.38,  (min)
03/07 17Z,   1.00,  -7.35,  -5.78,  99.90,   0.57,
03/07 18Z,   0.90,  -5.74,  -4.08,  99.90,   0.76,
03/07 19Z,   0.90,  -4.36,  -2.89,  99.90,   0.57,
03/07 20Z,   0.90,  -3.28,  -2.00,  99.90,   0.38,
03/07 21Z,   0.90,  -2.53,  -1.43,  99.90,   0.20,  (max)
03/07 22Z,   0.90,  -2.59,  -1.75,  99.90,  -0.06,
03/07 23Z,   0.90,  -3.45,  -2.79,  99.90,  -0.24,
03/08 00Z,   0.90,  -4.58,  -3.76,  99.90,  -0.08,
03/08 01Z,   0.90,  -5.70,  -4.70,  99.90,   0.10,
03/08 02Z,   0.90,  -6.70,  -5.64,  99.90,   0.16,
03/08 03Z,   0.90,  -7.55,  -6.49,  99.90,   0.16,
03/08 04Z,   0.90,  -8.01,  -7.00,  99.90,   0.11,  (min)
03/08 05Z,   0.90,  -7.40,  -5.70,  99.90,   0.80,
03/08 06Z,   0.90,  -5.76,  -4.10,  99.90,   0.76,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/08 07Z,   0.90,  -4.14,  99.90,  -2.53,   0.71,
03/08 08Z,   0.90,  -3.01,  99.90,  -1.46,   0.65,
03/08 09Z,   0.90,  -2.20,  99.90,  -0.70,   0.60,
03/08 10Z,   0.90,  -2.02,  99.90,  -0.57,   0.55,  (max)
03/08 11Z,   0.90,  -2.72,  99.90,  -1.33,   0.49,
03/08 12Z,   0.90,  -3.87,  99.90,  -2.53,   0.44,
03/08 13Z,   0.90,  -5.06,  99.90,  -3.77,   0.39,
03/08 14Z,   0.80,  -6.16,  99.90,  -5.03,   0.33,
03/08 15Z,   0.80,  -7.14,  99.90,  -6.06,   0.28,
03/08 16Z,   0.80,  -7.94,  99.90,  -6.91,   0.23,
03/08 17Z,   0.70,  -8.01,  99.90,  -7.14,   0.17,  (min)
03/08 18Z,   0.70,  -6.90,  99.90,  -6.09,   0.12,
03/08 19Z,   0.70,  -5.33,  99.90,  -4.51,   0.12,
03/08 20Z,   0.70,  -4.13,  99.90,  -3.31,   0.12,
03/08 21Z,   0.70,  -3.21,  99.90,  -2.39,   0.12,
03/08 22Z,   0.60,  -2.64,  99.90,  -1.93,   0.12,  (max)
03/08 23Z,   0.60,  -2.91,  99.90,  -2.19,   0.12,
03/09 00Z,   0.60,  -3.89,  99.90,  -3.17,   0.12,
03/09 01Z,   0.60,  -5.06,  99.90,  -4.35,   0.12,
03/09 02Z,   0.60,  -6.18,  99.90,  -5.46,   0.12,
03/09 03Z,   0.60,  -7.08,  99.90,  -6.36,   0.12,
03/09 04Z,   0.60,  -7.73,  99.90,  -7.02,   0.12,
03/09 05Z,   0.60,  -7.86,  99.90,  -7.15,   0.12,  (min)
03/09 06Z,   0.60,  -6.90,  99.90,  -6.18,   0.12,
03/09 07Z,   0.60,  -5.15,  99.90,  -4.44,   0.12,
03/09 08Z,   0.60,  -3.69,  99.90,  -2.97,   0.12,
03/09 09Z,   0.60,  -2.77,  99.90,  -2.05,   0.12,
03/09 10Z,   0.50,  -2.15,  99.90,  -1.54,   0.12,  (max)
03/09 11Z,   0.50,  -2.19,  99.90,  -1.58,   0.12,
03/09 12Z,   0.50,  -3.04,  99.90,  -2.43,   0.12,
03/09 13Z,   0.50,  -4.23,  99.90,  -3.62,   0.12,
03/09 14Z,   0.50,  -5.41,  99.90,  -4.79,   0.12,
03/09 15Z,   0.50,  -6.45,  99.90,  -5.83,   0.12,
03/09 16Z,   0.50,  -7.31,  99.90,  -6.69,   0.12,
03/09 17Z,   0.50,  -7.93,  99.90,  -7.31,   0.12,  (min)
03/09 18Z,   0.60,  -7.74,  99.90,  -7.02,   0.12,
03/09 19Z,   0.60,  -6.49,  99.90,  -5.77,   0.12,
03/09 20Z,   0.60,  -5.03,  99.90,  -4.31,   0.12,
03/09 21Z,   0.60,  -4.01,  99.90,  -3.29,   0.12,
03/09 22Z,   0.60,  -3.21,  99.90,  -2.50,   0.12,
03/09 23Z,   0.60,  -2.79,  99.90,  -2.08,   0.12,  (max)
03/10 00Z,   0.60,  -3.21,  99.90,  -2.49,   0.12,
03/10 01Z,   0.60,  -4.26,  99.90,  -3.54,   0.12,
03/10 02Z,   0.60,  -5.45,  99.90,  -4.73,   0.12,
03/10 03Z,   0.60,  -6.52,  99.90,  -5.81,   0.12,
03/10 04Z,   0.60,  -7.31,  99.90,  -6.60,   0.12,
03/10 05Z,   0.60,  -7.79,  99.90,  -7.07,   0.12,  (min)
03/10 06Z,   0.60,  -7.65,  99.90,  -6.93,   0.12,
03/10 07Z,   0.60,  -6.43,  99.90,  -5.72,   0.12,
03/10 08Z,   0.60,  -4.69,  99.90,  -3.98,   0.12,
03/10 09Z,   0.60,  -3.43,  99.90,  -2.71,   0.12,
03/10 10Z,   0.60,  -2.66,  99.90,  -1.95,   0.12,
03/10 11Z,   0.60,  -2.19,  99.90,  -1.47,   0.12,  (max)
03/10 12Z,   0.60,  -2.39,  99.90,  -1.68,   0.12,
03/10 13Z,   0.60,  -3.33,  99.90,  -2.61,   0.12,
03/10 14Z,   0.60,  -4.51,  99.90,  -3.79,   0.12,
03/10 15Z,   0.60,  -5.64,  99.90,  -4.93,   0.12,
03/10 16Z,   0.60,  -6.60,  99.90,  -5.88,   0.12,
03/10 17Z,   0.60,  -7.37,  99.90,  -6.65,   0.12,
03/10 18Z,   0.60,  -7.84,  99.90,  -7.13,   0.12,  (min)
03/10 19Z,   0.60,  -7.46,  99.90,  -6.74,   0.12,
03/10 20Z,   0.60,  -6.16,  99.90,  -5.44,   0.12,
03/10 21Z,   0.60,  -4.85,  99.90,  -4.13,   0.12,
03/10 22Z,   0.60,  -3.97,  99.90,  -3.26,   0.12,
03/10 23Z,   0.60,  -3.25,  99.90,  -2.53,   0.12,
03/11 00Z,   0.60,  -2.93,  99.90,  -2.21,   0.12,  (max)
03/11 01Z,   0.60,  -3.46,  99.90,  -2.74,   0.12,
03/11 02Z,   0.60,  -4.54,  99.90,  -3.82,   0.12,
03/11 03Z,   0.60,  -5.72,  99.90,  -5.00,   0.12,
03/11 04Z,   0.60,  -6.73,  99.90,  -6.01,   0.12,
03/11 05Z,   0.60,  -7.42,  99.90,  -6.70,   0.12,
03/11 06Z,   0.60,  -7.77,  99.90,  -7.05,   0.12,  (min)
03/11 07Z,   0.60,  -7.42,  99.90,  -6.71,   0.12,
03/11 08Z,   0.60,  -6.06,  99.90,  -5.35,   0.12,
03/11 09Z,   0.60,  -4.40,  99.90,  -3.69,   0.12,
03/11 10Z,   0.60,  -3.32,  99.90,  -2.60,   0.12,
03/11 11Z,   0.60,  -2.65,  99.90,  -1.93,   0.12,
03/11 12Z,   0.60,  -2.26,  99.90,  -1.54,   0.12,  (max)
03/11 13Z,   0.60,  -2.56,  99.90,  -1.84,   0.12,
03/11 14Z,   0.60,  -3.52,  99.90,  -2.80,   0.12,
03/11 15Z,   0.60,  -4.67,  99.90,  -3.95,   0.12,
03/11 16Z,   0.60,  -5.74,  99.90,  -5.02,   0.12,
03/11 17Z,   0.60,  -6.63,  99.90,  -5.91,   0.12,
03/11 18Z,   0.60,  -7.34,  99.90,  -6.63,   0.12,
03/11 19Z,   0.60,  -7.73,  99.90,  -7.01,   0.12,  (min)
03/11 20Z,   0.60,  -7.22,  99.90,  -6.50,   0.12,
03/11 21Z,   0.60,  -5.92,  99.90,  -5.21,   0.12,
03/11 22Z,   0.60,  -4.76,  99.90,  -4.05,   0.12,
03/11 23Z,   0.60,  -3.97,  99.90,  -3.25,   0.12,
03/12 00Z,   0.60,  -3.26,  99.90,  -2.54,   0.12,