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
#Bar Harbor, Frenchman Bay, ME : 07/20/2025 03:21:52 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 12Z,   0.40,   5.53,   5.97,  99.90,   0.04,
07/18 13Z,   0.30,   2.95,   3.42,  99.90,   0.17,
07/18 14Z,   0.30,   1.06,   1.70,  99.90,   0.34,
07/18 15Z,   0.30,   0.30,   0.84,  99.90,   0.24,  (min)
07/18 16Z,   0.30,   0.81,   1.37,  99.90,   0.26,
07/18 17Z,   0.30,   2.55,   3.07,  99.90,   0.22,
07/18 18Z,   0.40,   5.19,   5.79,  99.90,   0.20,
07/18 19Z,   0.40,   8.03,   8.49,  99.90,   0.06,
07/18 20Z,   0.40,  10.32,  10.58,  99.90,  -0.14,
07/18 21Z,   0.40,  11.49,  11.64,  99.90,  -0.25,  (max)
07/18 22Z,   0.40,  11.36,  11.62,  99.90,  -0.14,
07/18 23Z,   0.40,   9.94,  10.12,  99.90,  -0.22,
07/19 00Z,   0.40,   7.52,   7.80,  99.90,  -0.12,
07/19 01Z,   0.40,   4.69,   4.96,  99.90,  -0.13,
07/19 02Z,   0.40,   2.20,   2.65,  99.90,   0.05,
07/19 03Z,   0.40,   0.62,   1.09,  99.90,   0.07,
07/19 04Z,   0.40,   0.22,   0.61,  99.90,  -0.01,  (min)
07/19 05Z,   0.40,   1.07,   1.49,  99.90,   0.02,
07/19 06Z,   0.30,   3.05,   3.38,  99.90,   0.03,
07/19 07Z,   0.30,   5.64,   6.13,  99.90,   0.19,
07/19 08Z,   0.40,   8.11,   8.40,  99.90,  -0.11,
07/19 09Z,   0.40,   9.80,   9.97,  99.90,  -0.23,
07/19 10Z,   0.50,  10.36,  10.54,  99.90,  -0.32,  (max)
07/19 11Z,   0.50,   9.70,   9.96,  99.90,  -0.24,
07/19 12Z,   0.50,   7.93,   8.17,  99.90,  -0.26,
07/19 13Z,   0.50,   5.48,   5.78,  99.90,  -0.20,
07/19 14Z,   0.50,   3.04,   3.41,  99.90,  -0.13,
07/19 15Z,   0.50,   1.28,   1.75,  99.90,  -0.03,
07/19 16Z,   0.50,   0.59,   1.07,  99.90,  -0.02,  (min)
07/19 17Z,   0.50,   1.13,   1.63,  99.90,  -0.00,
07/19 18Z,   0.40,   2.87,   3.38,  99.90,   0.11,
07/19 19Z,   0.40,   5.47,   6.06,  99.90,   0.19,
07/19 20Z,   0.40,   8.25,   8.66,  99.90,   0.01,
07/19 21Z,   0.40,  10.46,  10.74,  99.90,  -0.12,
07/19 22Z,   0.40,  11.59,  11.78,  99.90,  -0.21,  (max)
07/19 23Z,   0.40,  11.44,  11.59,  99.90,  -0.25,
07/20 00Z,   0.40,  10.01,  10.13,  99.90,  -0.28,
07/20 01Z,   0.40,   7.58,   7.72,  99.90,  -0.26,
07/20 02Z,   0.40,   4.74,   4.90,  99.90,  -0.24,
07/20 03Z,   0.40,   2.23,   2.63,  99.90,   0.00,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/20 04Z,   0.40,   0.58,  99.90,   0.98,   0.00,
07/20 05Z,   0.40,   0.09,  99.90,   0.49,  -0.00,  (min)
07/20 06Z,   0.40,   0.86,  99.90,   1.26,  -0.00,
07/20 07Z,   0.40,   2.76,  99.90,   3.16,  -0.00,
07/20 08Z,   0.40,   5.31,  99.90,   5.70,  -0.01,
07/20 09Z,   0.40,   7.75,  99.90,   8.15,  -0.01,
07/20 10Z,   0.40,   9.48,  99.90,   9.87,  -0.01,
07/20 11Z,   0.40,  10.14,  99.90,  10.53,  -0.01,  (max)
07/20 12Z,   0.50,   9.59,  99.90,  10.08,  -0.01,
07/20 13Z,   0.40,   7.94,  99.90,   8.33,  -0.01,
07/20 14Z,   0.50,   5.60,  99.90,   6.09,  -0.01,
07/20 15Z,   0.50,   3.25,  99.90,   3.74,  -0.02,
07/20 16Z,   0.50,   1.52,  99.90,   2.01,  -0.02,
07/20 17Z,   0.50,   0.81,  99.90,   1.29,  -0.02,  (min)
07/20 18Z,   0.50,   1.30,  99.90,   1.78,  -0.02,
07/20 19Z,   0.50,   3.00,  99.90,   3.48,  -0.02,
07/20 20Z,   0.50,   5.56,  99.90,   6.05,  -0.02,
07/20 21Z,   0.50,   8.31,  99.90,   8.80,  -0.02,
07/20 22Z,   0.60,  10.51,  99.90,  11.10,  -0.02,
07/20 23Z,   0.60,  11.68,  99.90,  12.26,  -0.02,  (max)
07/21 00Z,   0.60,  11.57,  99.90,  12.16,  -0.02,
07/21 01Z,   0.70,  10.17,  99.90,  10.85,  -0.02,
07/21 02Z,   0.60,   7.72,  99.90,   8.31,  -0.02,
07/21 03Z,   0.60,   4.85,  99.90,   5.44,  -0.02,
07/21 04Z,   0.60,   2.27,  99.90,   2.85,  -0.02,
07/21 05Z,   0.60,   0.51,  99.90,   1.09,  -0.02,
07/21 06Z,   0.40,  -0.11,  99.90,   0.27,  -0.02,  (min)
07/21 07Z,   0.50,   0.57,  99.90,   1.05,  -0.02,
07/21 08Z,   0.40,   2.44,  99.90,   2.82,  -0.02,
07/21 09Z,   0.50,   4.98,  99.90,   5.46,  -0.02,
07/21 10Z,   0.50,   7.47,  99.90,   7.95,  -0.02,
07/21 11Z,   0.50,   9.29,  99.90,   9.78,  -0.02,
07/21 12Z,   0.60,  10.08,  99.90,  10.67,  -0.02,  (max)
07/21 13Z,   0.60,   9.66,  99.90,  10.25,  -0.02,
07/21 14Z,   0.60,   8.10,  99.90,   8.68,  -0.02,
07/21 15Z,   0.50,   5.80,  99.90,   6.29,  -0.02,
07/21 16Z,   0.60,   3.45,  99.90,   4.04,  -0.02,
07/21 17Z,   0.50,   1.68,  99.90,   2.16,  -0.02,
07/21 18Z,   0.60,   0.88,  99.90,   1.46,  -0.02,  (min)
07/21 19Z,   0.50,   1.30,  99.90,   1.78,  -0.02,
07/21 20Z,   0.40,   2.96,  99.90,   3.35,  -0.02,
07/21 21Z,   0.40,   5.53,  99.90,   5.92,  -0.02,
07/21 22Z,   0.40,   8.31,  99.90,   8.69,  -0.02,
07/21 23Z,   0.50,  10.57,  99.90,  11.05,  -0.02,
07/22 00Z,   0.50,  11.81,  99.90,  12.29,  -0.02,
07/22 01Z,   0.60,  11.76,  99.90,  12.34,  -0.02,  (max)
07/22 02Z,   0.70,  10.36,  99.90,  11.04,  -0.02,
07/22 03Z,   0.70,   7.88,  99.90,   8.56,  -0.02,
07/22 04Z,   0.60,   4.93,  99.90,   5.52,  -0.02,
07/22 05Z,   0.50,   2.24,  99.90,   2.73,  -0.02,
07/22 06Z,   0.50,   0.35,  99.90,   0.84,  -0.02,
07/22 07Z,   0.40,  -0.37,  99.90,   0.02,  -0.02,  (min)
07/22 08Z,   0.30,   0.27,  99.90,   0.56,  -0.02,
07/22 09Z,   0.30,   2.17,  99.90,   2.45,  -0.02,
07/22 10Z,   0.30,   4.77,  99.90,   5.06,  -0.02,
07/22 11Z,   0.30,   7.36,  99.90,   7.64,  -0.02,
07/22 12Z,   0.40,   9.30,  99.90,   9.69,  -0.02,
07/22 13Z,   0.40,  10.21,  99.90,  10.59,  -0.02,  (max)
07/22 14Z,   0.40,   9.85,  99.90,  10.24,  -0.02,
07/22 15Z,   0.50,   8.29,  99.90,   8.77,  -0.02,
07/22 16Z,   0.50,   5.96,  99.90,   6.44,  -0.02,
07/22 17Z,   0.50,   3.54,  99.90,   4.03,  -0.02,
07/22 18Z,   0.50,   1.67,  99.90,   2.16,  -0.02,
07/22 19Z,   0.50,   0.79,  99.90,   1.27,  -0.02,  (min)
07/22 20Z,   0.50,   1.17,  99.90,   1.65,  -0.02,
07/22 21Z,   0.50,   2.86,  99.90,   3.35,  -0.02,
07/22 22Z,   0.40,   5.49,  99.90,   5.88,  -0.02,
07/22 23Z,   0.40,   8.34,  99.90,   8.73,  -0.02,
07/23 00Z,   0.40,  10.68,  99.90,  11.06,  -0.02,
07/23 01Z,   0.40,  11.98,  99.90,  12.37,  -0.02,  (max)
07/23 02Z,   0.40,  11.95,  99.90,  12.34,  -0.02,
07/23 03Z,   0.40,  10.50,  99.90,  10.89,  -0.02,
07/23 04Z,   0.40,   7.93,  99.90,   8.31,  -0.02,
07/23 05Z,   0.40,   4.88,  99.90,   5.27,  -0.02,
07/23 06Z,   0.30,   2.09,  99.90,   2.37,  -0.02,
07/23 07Z,   0.40,   0.11,  99.90,   0.50,  -0.02,
07/23 08Z,   0.30,  -0.63,  99.90,  -0.35,  -0.02,  (min)
07/23 09Z,   0.20,   0.06,  99.90,   0.25,  -0.02,
07/23 10Z,   0.20,   2.06,  99.90,   2.25,  -0.02,
07/23 11Z,   0.10,   4.79,  99.90,   4.87,  -0.02,
07/23 12Z,   0.10,   7.48,  99.90,   7.56,  -0.02,
07/23 13Z,   0.20,   9.51,  99.90,   9.69,  -0.02,
07/23 14Z,   0.20,  10.45,  99.90,  10.63,  -0.02,  (max)
07/23 15Z,   0.20,  10.06,  99.90,  10.24,  -0.02,
07/23 16Z,   0.20,   8.40,  99.90,   8.59,  -0.02,
07/23 17Z,   0.20,   5.97,  99.90,   6.15,  -0.02,
07/23 18Z,   0.20,   3.46,  99.90,   3.64,  -0.02,
07/23 19Z,  99.90,   1.51,  99.90,  99.90,  -0.02,
07/23 20Z,  99.90,   0.59,  99.90,  99.90,  -0.02,
07/23 21Z,  99.90,   1.02,  99.90,  99.90,  -0.02,
07/23 22Z,  99.90,   2.81,  99.90,  99.90,  -0.02,
07/23 23Z,  99.90,   5.55,  99.90,  99.90,  -0.02,
07/24 00Z,  99.90,   8.48,  99.90,  99.90,  -0.02,