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
#Lewes, DE : 05/14/2025 15:20:48 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 00Z,   0.30,   4.19,   4.43,  99.90,  -0.06,
05/13 01Z,   0.30,   4.72,   4.98,  99.90,  -0.04,  (max)
05/13 02Z,   0.30,   4.74,   4.96,  99.90,  -0.08,
05/13 03Z,   0.30,   4.26,   4.46,  99.90,  -0.10,
05/13 04Z,   0.30,   3.38,   3.59,  99.90,  -0.09,
05/13 05Z,   0.30,   2.25,   2.47,  99.90,  -0.08,
05/13 06Z,   0.30,   1.17,   1.44,  99.90,  -0.03,
05/13 07Z,   0.30,   0.44,   0.68,  99.90,  -0.06,
05/13 08Z,   0.30,   0.24,   0.48,  99.90,  -0.06,  (min)
05/13 09Z,   0.30,   0.51,   0.77,  99.90,  -0.04,
05/13 10Z,   0.30,   1.15,   1.30,  99.90,  -0.15,
05/13 11Z,   0.30,   1.98,   2.15,  99.90,  -0.13,
05/13 12Z,   0.30,   2.81,   2.96,  99.90,  -0.15,
05/13 13Z,   0.30,   3.39,   3.62,  99.90,  -0.07,
05/13 14Z,   0.30,   3.57,   3.74,  99.90,  -0.13,  (max)
05/13 15Z,   0.30,   3.32,   3.63,  99.90,   0.01,
05/13 16Z,   0.30,   2.71,   2.96,  99.90,  -0.05,
05/13 17Z,   0.40,   1.88,   2.11,  99.90,  -0.17,
05/13 18Z,   0.40,   1.05,   1.30,  99.90,  -0.15,
05/13 19Z,   0.40,   0.51,   0.75,  99.90,  -0.16,
05/13 20Z,   0.40,   0.46,   0.75,  99.90,  -0.11,  (min)
05/13 21Z,   0.50,   0.90,   1.40,  99.90,   0.00,
05/13 22Z,   0.60,   1.69,   2.21,  99.90,  -0.08,
05/13 23Z,   0.60,   2.69,   3.18,  99.90,  -0.11,
05/14 00Z,   0.70,   3.69,   4.20,  99.90,  -0.19,
05/14 01Z,   0.70,   4.46,   5.01,  99.90,  -0.15,
05/14 02Z,   0.80,   4.80,   5.42,  99.90,  -0.18,  (max)
05/14 03Z,   0.90,   4.62,   5.03,  99.90,  -0.49,
05/14 04Z,   0.90,   3.97,   4.65,  99.90,  -0.22,
05/14 05Z,   1.00,   2.97,   3.70,  99.90,  -0.27,
05/14 06Z,   1.00,   1.84,   2.64,  99.90,  -0.20,
05/14 07Z,   1.10,   0.87,   1.83,  99.90,  -0.14,
05/14 08Z,   1.10,   0.34,   1.33,  99.90,  -0.11,
05/14 09Z,   1.10,   0.32,   1.30,  99.90,  -0.12,  (min)
05/14 10Z,   1.10,   0.75,   1.72,  99.90,  -0.13,
05/14 11Z,   1.10,   1.45,   2.48,  99.90,  -0.07,
05/14 12Z,   1.10,   2.26,   3.21,  99.90,  -0.15,
05/14 13Z,   1.10,   3.00,   3.96,  99.90,  -0.14,
05/14 14Z,   1.10,   3.43,   4.34,  99.90,  -0.19,
05/14 15Z,   1.00,   3.44,   4.39,  99.90,  -0.05,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/14 16Z,   0.90,   3.05,  99.90,   3.90,  -0.06,
05/14 17Z,   0.90,   2.36,  99.90,   3.21,  -0.06,
05/14 18Z,   0.80,   1.54,  99.90,   2.28,  -0.06,
05/14 19Z,   0.80,   0.82,  99.90,   1.56,  -0.06,
05/14 20Z,   0.70,   0.47,  99.90,   1.11,  -0.06,  (min)
05/14 21Z,   0.70,   0.62,  99.90,   1.27,  -0.06,
05/14 22Z,   0.70,   1.22,  99.90,   1.87,  -0.06,
05/14 23Z,   0.70,   2.10,  99.90,   2.74,  -0.06,
05/15 00Z,   0.70,   3.09,  99.90,   3.73,  -0.06,
05/15 01Z,   0.70,   4.00,  99.90,   4.63,  -0.06,
05/15 02Z,   0.70,   4.61,  99.90,   5.25,  -0.06,
05/15 03Z,   0.70,   4.76,  99.90,   5.39,  -0.06,  (max)
05/15 04Z,   0.60,   4.40,  99.90,   4.93,  -0.06,
05/15 05Z,   0.60,   3.62,  99.90,   4.16,  -0.06,
05/15 06Z,   0.60,   2.58,  99.90,   3.11,  -0.06,
05/15 07Z,   0.70,   1.50,  99.90,   2.13,  -0.06,
05/15 08Z,   0.70,   0.67,  99.90,   1.31,  -0.06,
05/15 09Z,   0.70,   0.33,  99.90,   0.97,  -0.06,  (min)
05/15 10Z,   0.70,   0.49,  99.90,   1.13,  -0.06,
05/15 11Z,   0.70,   1.02,  99.90,   1.65,  -0.06,
05/15 12Z,   0.60,   1.74,  99.90,   2.28,  -0.06,
05/15 13Z,   0.60,   2.51,  99.90,   3.05,  -0.06,
05/15 14Z,   0.60,   3.13,  99.90,   3.67,  -0.06,
05/15 15Z,   0.60,   3.41,  99.90,   3.95,  -0.06,  (max)
05/15 16Z,   0.60,   3.28,  99.90,   3.81,  -0.06,
05/15 17Z,   0.60,   2.78,  99.90,   3.32,  -0.06,
05/15 18Z,   0.60,   2.05,  99.90,   2.59,  -0.06,
05/15 19Z,   0.60,   1.27,  99.90,   1.81,  -0.06,
05/15 20Z,   0.60,   0.68,  99.90,   1.22,  -0.06,
05/15 21Z,   0.60,   0.51,  99.90,   1.05,  -0.06,  (min)
05/15 22Z,   0.60,   0.85,  99.90,   1.38,  -0.06,
05/15 23Z,   0.60,   1.56,  99.90,   2.09,  -0.06,
05/16 00Z,   0.60,   2.46,  99.90,   3.00,  -0.06,
05/16 01Z,   0.50,   3.40,  99.90,   3.84,  -0.06,
05/16 02Z,   0.50,   4.20,  99.90,   4.63,  -0.06,
05/16 03Z,   0.50,   4.65,  99.90,   5.09,  -0.06,  (max)
05/16 04Z,   0.50,   4.63,  99.90,   5.06,  -0.06,
05/16 05Z,   0.50,   4.13,  99.90,   4.57,  -0.06,
05/16 06Z,   0.50,   3.27,  99.90,   3.71,  -0.06,
05/16 07Z,   0.50,   2.23,  99.90,   2.66,  -0.06,
05/16 08Z,   0.60,   1.23,  99.90,   1.77,  -0.06,
05/16 09Z,   0.60,   0.57,  99.90,   1.11,  -0.06,
05/16 10Z,   0.60,   0.40,  99.90,   0.94,  -0.06,  (min)
05/16 11Z,   0.60,   0.70,  99.90,   1.23,  -0.06,
05/16 12Z,   0.60,   1.28,  99.90,   1.82,  -0.06,
05/16 13Z,   0.60,   2.00,  99.90,   2.54,  -0.06,
05/16 14Z,   0.60,   2.70,  99.90,   3.24,  -0.06,
05/16 15Z,   0.60,   3.21,  99.90,   3.74,  -0.06,
05/16 16Z,   0.60,   3.35,  99.90,   3.89,  -0.06,  (max)
05/16 17Z,   0.70,   3.10,  99.90,   3.74,  -0.06,
05/16 18Z,   0.70,   2.54,  99.90,   3.18,  -0.06,
05/16 19Z,   0.70,   1.80,  99.90,   2.44,  -0.06,
05/16 20Z,   0.70,   1.08,  99.90,   1.72,  -0.06,
05/16 21Z,   0.70,   0.62,  99.90,   1.26,  -0.06,
05/16 22Z,   0.70,   0.62,  99.90,   1.25,  -0.06,  (min)
05/16 23Z,   0.70,   1.07,  99.90,   1.71,  -0.06,
05/17 00Z,   0.70,   1.84,  99.90,   2.48,  -0.06,
05/17 01Z,   0.70,   2.74,  99.90,   3.38,  -0.06,
05/17 02Z,   0.70,   3.62,  99.90,   4.25,  -0.06,
05/17 03Z,   0.70,   4.30,  99.90,   4.94,  -0.06,
05/17 04Z,   0.70,   4.61,  99.90,   5.25,  -0.06,  (max)
05/17 05Z,   0.60,   4.45,  99.90,   4.99,  -0.06,
05/17 06Z,   0.70,   3.86,  99.90,   4.50,  -0.06,
05/17 07Z,   0.70,   2.96,  99.90,   3.60,  -0.06,
05/17 08Z,   0.60,   1.95,  99.90,   2.49,  -0.06,
05/17 09Z,   0.70,   1.05,  99.90,   1.69,  -0.06,
05/17 10Z,   0.70,   0.53,  99.90,   1.17,  -0.06,
05/17 11Z,   0.70,   0.50,  99.90,   1.14,  -0.06,  (min)
05/17 12Z,   0.70,   0.88,  99.90,   1.52,  -0.06,
05/17 13Z,   0.70,   1.50,  99.90,   2.14,  -0.06,
05/17 14Z,   0.70,   2.20,  99.90,   2.84,  -0.06,
05/17 15Z,   0.60,   2.84,  99.90,   3.38,  -0.06,
05/17 16Z,   0.60,   3.26,  99.90,   3.79,  -0.06,
05/17 17Z,   0.60,   3.30,  99.90,   3.84,  -0.06,  (max)
05/17 18Z,   0.70,   2.97,  99.90,   3.61,  -0.06,
05/17 19Z,   0.70,   2.37,  99.90,   3.01,  -0.06,
05/17 20Z,   0.70,   1.64,  99.90,   2.28,  -0.06,
05/17 21Z,   0.80,   0.99,  99.90,   1.72,  -0.06,
05/17 22Z,   0.60,   0.63,  99.90,   1.17,  -0.06,  (min)
05/17 23Z,   0.70,   0.73,  99.90,   1.37,  -0.06,
05/18 00Z,   0.70,   1.26,  99.90,   1.90,  -0.06,
05/18 01Z,   0.60,   2.05,  99.90,   2.59,  -0.06,
05/18 02Z,   0.60,   2.92,  99.90,   3.46,  -0.06,
05/18 03Z,   0.70,   3.74,  99.90,   4.38,  -0.06,
05/18 04Z,   0.60,   4.33,  99.90,   4.87,  -0.06,
05/18 05Z,   0.60,   4.54,  99.90,   5.07,  -0.06,  (max)
05/18 06Z,   0.60,   4.28,  99.90,   4.82,  -0.06,
05/18 07Z,  99.90,   3.63,  99.90,  99.90,  -0.06,
05/18 08Z,  99.90,   2.72,  99.90,  99.90,  -0.06,
05/18 09Z,  99.90,   1.74,  99.90,  99.90,  -0.06,
05/18 10Z,  99.90,   0.92,  99.90,  99.90,  -0.06,
05/18 11Z,  99.90,   0.51,  99.90,  99.90,  -0.06,
05/18 12Z,  99.90,   0.58,  99.90,  99.90,  -0.06,