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 : 08/15/2026 03:23:35 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/13 12Z,   0.70,  -8.60,  -7.95,  99.90,  -0.05,
08/13 13Z,   0.70,  -5.36,  -4.62,  99.90,   0.04,
08/13 14Z,   0.70,  -2.41,  -1.57,  99.90,   0.14,
08/13 15Z,   0.70,  -0.43,   0.39,  99.90,   0.12,
08/13 16Z,   0.70,   0.15,   0.97,  99.90,   0.12,  (max)
08/13 17Z,   0.70,  -0.86,   0.02,  99.90,   0.18,
08/13 18Z,   0.70,  -3.21,  -2.35,  99.90,   0.16,
08/13 19Z,   0.70,  -6.25,  -5.40,  99.90,   0.15,
08/13 20Z,   0.70,  -9.14,  -8.40,  99.90,   0.04,
08/13 21Z,   0.70, -11.20, -10.43,  99.90,   0.07,
08/13 22Z,   0.70, -11.92, -11.16,  99.90,   0.06,  (min)
08/13 23Z,   0.70, -11.04, -10.27,  99.90,   0.07,
08/14 00Z,   0.80,  -8.67,  -8.02,  99.90,  -0.15,
08/14 01Z,   0.80,  -5.44,  -4.68,  99.90,  -0.04,
08/14 02Z,   0.70,  -2.23,  -1.37,  99.90,   0.16,
08/14 03Z,   0.70,   0.17,   0.91,  99.90,   0.04,
08/14 04Z,   0.70,   1.23,   1.85,  99.90,  -0.08,  (max)
08/14 05Z,   0.70,   0.65,   1.38,  99.90,   0.03,
08/14 06Z,   0.70,  -1.51,  -0.82,  99.90,  -0.01,
08/14 07Z,   0.70,  -4.70,  -3.96,  99.90,   0.04,
08/14 08Z,   0.70,  -8.08,  -7.49,  99.90,  -0.11,
08/14 09Z,   0.60, -10.86, -10.21,  99.90,   0.05,
08/14 10Z,   0.60, -12.43, -11.82,  99.90,   0.01,
08/14 11Z,   0.60, -12.43, -11.92,  99.90,  -0.09,  (min)
08/14 12Z,   0.60, -10.78, -10.38,  99.90,  -0.20,
08/14 13Z,   0.60,  -7.90,  -7.47,  99.90,  -0.17,
08/14 14Z,   0.60,  -4.61,  -4.10,  99.90,  -0.09,
08/14 15Z,   0.60,  -1.77,  -1.32,  99.90,  -0.15,
08/14 16Z,   0.60,  -0.02,   0.40,  99.90,  -0.18,
08/14 17Z,   0.60,   0.26,   0.71,  99.90,  -0.15,  (max)
08/14 18Z,   0.50,  -1.05,  -0.50,  99.90,   0.05,
08/14 19Z,   0.60,  -3.63,  -2.95,  99.90,   0.08,
08/14 20Z,   0.60,  -6.75,  -6.18,  99.90,  -0.03,
08/14 21Z,   0.60,  -9.58,  -8.99,  99.90,  -0.01,
08/14 22Z,   0.50, -11.46, -10.80,  99.90,   0.16,
08/14 23Z,   0.60, -11.95, -11.35,  99.90,   0.00,  (min)
08/15 00Z,   0.50, -10.83, -10.41,  99.90,  -0.08,
08/15 01Z,   0.50,  -8.30,  -7.98,  99.90,  -0.18,
08/15 02Z,   0.50,  -5.05,  -4.72,  99.90,  -0.17,
08/15 03Z,   0.40,  -1.98,  -1.67,  99.90,  -0.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/15 04Z,   0.40,   0.18,  99.90,   0.50,  -0.08,
08/15 05Z,   0.30,   0.95,  99.90,   1.17,  -0.08,  (max)
08/15 06Z,   0.30,   0.10,  99.90,   0.33,  -0.07,
08/15 07Z,   0.30,  -2.22,  99.90,  -1.98,  -0.06,
08/15 08Z,   0.30,  -5.41,  99.90,  -5.17,  -0.05,
08/15 09Z,   0.30,  -8.62,  99.90,  -8.37,  -0.05,
08/15 10Z,   0.40, -11.09,  99.90, -10.74,  -0.04,
08/15 11Z,   0.40, -12.31,  99.90, -11.94,  -0.03,  (min)
08/15 12Z,   0.50, -11.94,  99.90, -11.47,  -0.03,
08/15 13Z,   0.50, -10.01,  99.90,  -9.53,  -0.02,
08/15 14Z,   0.60,  -7.02,  99.90,  -6.43,  -0.01,
08/15 15Z,   0.60,  -3.83,  99.90,  -3.24,  -0.01,
08/15 16Z,   0.60,  -1.24,  99.90,  -0.65,  -0.01,
08/15 17Z,   0.60,   0.18,  99.90,   0.77,  -0.01,  (max)
08/15 18Z,   0.60,   0.11,  99.90,   0.70,  -0.01,
08/15 19Z,   0.60,  -1.49,  99.90,  -0.89,  -0.01,
08/15 20Z,   0.60,  -4.20,  99.90,  -3.61,  -0.01,
08/15 21Z,   0.60,  -7.27,  99.90,  -6.68,  -0.01,
08/15 22Z,   0.60,  -9.91,  99.90,  -9.31,  -0.01,
08/15 23Z,   0.60, -11.53,  99.90, -10.93,  -0.01,
08/16 00Z,   0.50, -11.74,  99.90, -11.25,  -0.01,  (min)
08/16 01Z,   0.50, -10.40,  99.90,  -9.90,  -0.01,
08/16 02Z,   0.50,  -7.80,  99.90,  -7.31,  -0.01,
08/16 03Z,   0.50,  -4.67,  99.90,  -4.18,  -0.01,
08/16 04Z,   0.50,  -1.87,  99.90,  -1.37,  -0.01,
08/16 05Z,   0.50,  -0.04,  99.90,   0.45,  -0.01,
08/16 06Z,   0.40,   0.41,  99.90,   0.80,  -0.01,  (max)
08/16 07Z,   0.50,  -0.68,  99.90,  -0.19,  -0.01,
08/16 08Z,   0.50,  -3.07,  99.90,  -2.58,  -0.01,
08/16 09Z,   0.50,  -6.13,  99.90,  -5.64,  -0.01,
08/16 10Z,   0.50,  -9.03,  99.90,  -8.53,  -0.01,
08/16 11Z,   0.50, -11.10,  99.90, -10.61,  -0.01,
08/16 12Z,   0.50, -11.90,  99.90, -11.41,  -0.01,  (min)
08/16 13Z,   0.60, -11.19,  99.90, -10.59,  -0.01,
08/16 14Z,   0.50,  -9.06,  99.90,  -8.57,  -0.01,
08/16 15Z,   0.50,  -6.11,  99.90,  -5.61,  -0.01,
08/16 16Z,   0.60,  -3.14,  99.90,  -2.55,  -0.01,
08/16 17Z,   0.50,  -0.91,  99.90,  -0.42,  -0.01,
08/16 18Z,   0.60,   0.12,  99.90,   0.72,  -0.01,  (max)
08/16 19Z,   0.50,  -0.29,  99.90,   0.21,  -0.01,
08/16 20Z,   0.50,  -2.09,  99.90,  -1.60,  -0.01,
08/16 21Z,   0.50,  -4.82,  99.90,  -4.33,  -0.01,
08/16 22Z,   0.50,  -7.72,  99.90,  -7.23,  -0.01,
08/16 23Z,   0.60, -10.07,  99.90,  -9.48,  -0.01,
08/17 00Z,   0.60, -11.38,  99.90, -10.79,  -0.01,  (min)
08/17 01Z,   0.60, -11.33,  99.90, -10.73,  -0.01,
08/17 02Z,   0.60,  -9.84,  99.90,  -9.25,  -0.01,
08/17 03Z,   0.60,  -7.28,  99.90,  -6.69,  -0.01,
08/17 04Z,   0.60,  -4.38,  99.90,  -3.79,  -0.01,
08/17 05Z,   0.60,  -1.93,  99.90,  -1.34,  -0.01,
08/17 06Z,   0.60,  -0.47,  99.90,   0.13,  -0.01,
08/17 07Z,   0.60,  -0.32,  99.90,   0.27,  -0.01,  (max)
08/17 08Z,   0.60,  -1.56,  99.90,  -0.97,  -0.01,
08/17 09Z,   0.60,  -3.92,  99.90,  -3.33,  -0.01,
08/17 10Z,   0.60,  -6.72,  99.90,  -6.13,  -0.01,
08/17 11Z,   0.70,  -9.22,  99.90,  -8.53,  -0.01,
08/17 12Z,   0.70, -10.86,  99.90, -10.17,  -0.01,
08/17 13Z,   0.70, -11.27,  99.90, -10.58,  -0.01,  (min)
08/17 14Z,   0.70, -10.29,  99.90,  -9.60,  -0.01,
08/17 15Z,   0.70,  -8.09,  99.90,  -7.40,  -0.01,
08/17 16Z,   0.70,  -5.28,  99.90,  -4.59,  -0.01,
08/17 17Z,   0.70,  -2.65,  99.90,  -1.96,  -0.01,
08/17 18Z,   0.70,  -0.82,  99.90,  -0.12,  -0.01,
08/17 19Z,   0.70,  -0.16,  99.90,   0.54,  -0.01,  (max)
08/17 20Z,   0.70,  -0.84,  99.90,  -0.15,  -0.01,
08/17 21Z,   0.70,  -2.76,  99.90,  -2.06,  -0.01,
08/17 22Z,   0.70,  -5.40,  99.90,  -4.70,  -0.01,
08/17 23Z,   0.60,  -8.04,  99.90,  -7.45,  -0.01,
08/18 00Z,   0.60, -10.07,  99.90,  -9.48,  -0.01,
08/18 01Z,   0.50, -11.07,  99.90, -10.58,  -0.01,  (min)
08/18 02Z,   0.50, -10.81,  99.90, -10.31,  -0.01,
08/18 03Z,   0.50,  -9.26,  99.90,  -8.77,  -0.01,
08/18 04Z,   0.40,  -6.83,  99.90,  -6.44,  -0.01,
08/18 05Z,   0.40,  -4.24,  99.90,  -3.84,  -0.01,
08/18 06Z,   0.40,  -2.16,  99.90,  -1.76,  -0.01,
08/18 07Z,   0.30,  -1.03,  99.90,  -0.74,  -0.01,
08/18 08Z,   0.40,  -1.11,  99.90,  -0.72,  -0.01,  (max)
08/18 09Z,   0.40,  -2.42,  99.90,  -2.03,  -0.01,
08/18 10Z,   0.30,  -4.64,  99.90,  -4.35,  -0.01,
08/18 11Z,   0.40,  -7.12,  99.90,  -6.72,  -0.01,
08/18 12Z,   0.40,  -9.20,  99.90,  -8.81,  -0.01,
08/18 13Z,   0.40, -10.44,  99.90, -10.05,  -0.01,
08/18 14Z,   0.40, -10.54,  99.90, -10.14,  -0.01,  (min)
08/18 15Z,   0.40,  -9.39,  99.90,  -9.00,  -0.01,
08/18 16Z,   0.40,  -7.23,  99.90,  -6.83,  -0.01,
08/18 17Z,   0.40,  -4.65,  99.90,  -4.26,  -0.01,
08/18 18Z,   0.40,  -2.38,  99.90,  -1.99,  -0.01,
08/18 19Z,  99.90,  -0.93,  99.90,  99.90,  -0.01,
08/18 20Z,  99.90,  -0.58,  99.90,  99.90,  -0.01,
08/18 21Z,  99.90,  -1.45,  99.90,  99.90,  -0.01,
08/18 22Z,  99.90,  -3.37,  99.90,  99.90,  -0.01,
08/18 23Z,  99.90,  -5.84,  99.90,  99.90,  -0.01,
08/19 00Z,  99.90,  -8.20,  99.90,  99.90,  -0.01,