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
#Portsmouth (Fort Point), NH : 06/20/2025 14:22:36 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/18 18Z,   0.50,  -7.38,  99.90,  -6.88,   0.00,
06/18 19Z,   0.50,  -5.25,  99.90,  -4.75,   0.00,
06/18 20Z,   0.50,  -3.51,  99.90,  -3.01,   0.00,
06/18 21Z,   0.50,  -2.58,  99.90,  -2.08,   0.00,  (max)
06/18 22Z,   0.50,  -2.66,  99.90,  -2.16,   0.00,
06/18 23Z,   0.50,  -3.68,  99.90,  -3.18,   0.00,
06/19 00Z,   0.60,  -5.46,  99.90,  -4.86,   0.00,
06/19 01Z,   0.60,  -7.62,  99.90,  -7.02,   0.00,
06/19 02Z,   0.50,  -9.52,  99.90,  -9.02,   0.00,
06/19 03Z,   0.50, -10.58,  99.90, -10.08,   0.00,
06/19 04Z,   0.50, -10.60,  99.90, -10.10,   0.00,  (min)
06/19 05Z,   0.50,  -9.64,  99.90,  -9.14,   0.00,
06/19 06Z,   0.40,  -7.93,  99.90,  -7.53,   0.00,
06/19 07Z,   0.40,  -5.90,  99.90,  -5.50,   0.00,
06/19 08Z,   0.40,  -4.04,  99.90,  -3.64,   0.00,
06/19 09Z,   0.40,  -2.83,  99.90,  -2.43,   0.00,
06/19 10Z,   0.40,  -2.59,  99.90,  -2.19,   0.00,  (max)
06/19 11Z,   0.40,  -3.34,  99.90,  -2.94,   0.00,
06/19 12Z,   0.50,  -4.95,  99.90,  -4.45,   0.00,
06/19 13Z,   0.50,  -7.12,  99.90,  -6.62,   0.00,
06/19 14Z,   0.50,  -9.29,  99.90,  -8.79,   0.00,
06/19 15Z,   0.50, -10.79,  99.90, -10.29,   0.00,
06/19 16Z,   0.50, -11.26,  99.90, -10.76,   0.00,  (min)
06/19 17Z,   0.50, -10.63,  99.90, -10.13,   0.00,
06/19 18Z,   0.60,  -9.07,  99.90,  -8.47,   0.00,
06/19 19Z,   0.70,  -6.95,  99.90,  -6.25,   0.00,
06/19 20Z,   0.70,  -4.76,  99.90,  -4.06,   0.00,
06/19 21Z,   0.70,  -3.03,  99.90,  -2.33,   0.00,
06/19 22Z,   0.70,  -2.19,  99.90,  -1.49,   0.00,  (max)
06/19 23Z,   0.70,  -2.38,  99.90,  -1.68,   0.00,
06/20 00Z,   0.70,  -3.54,  99.90,  -2.84,   0.00,
06/20 01Z,   0.70,  -5.48,  99.90,  -4.78,   0.00,
06/20 02Z,   0.70,  -7.77,  99.90,  -7.07,   0.00,
06/20 03Z,   0.70,  -9.75,  99.90,  -9.05,   0.00,
06/20 04Z,   0.70, -10.86,  99.90, -10.16,   0.00,
06/20 05Z,   0.70, -10.90,  99.90, -10.20,   0.00,  (min)
06/20 06Z,   0.60,  -9.92,  99.90,  -9.32,   0.00,
06/20 07Z,   0.60,  -8.17,  99.90,  -7.57,   0.00,
06/20 08Z,   0.60,  -6.09,  99.90,  -5.49,   0.00,
06/20 09Z,   0.60,  -4.19,  99.90,  -3.59,   0.00,
06/20 10Z,   0.60,  -2.97,  99.90,  -2.37,   0.00,
06/20 11Z,   0.50,  -2.72,  99.90,  -2.22,   0.00,  (max)
06/20 12Z,   0.50,  -3.45,  99.90,  -2.95,   0.00,
06/20 13Z,   0.40,  -5.06,  99.90,  -4.66,   0.00,
06/20 14Z,   0.30,  -7.23,  99.90,  -6.93,   0.00,
06/20 15Z,   0.20,  -9.36,  99.90,  -9.16,   0.00,
06/20 16Z,   0.10, -10.81,  99.90, -10.71,   0.00,
06/20 17Z,   0.00, -11.20,  99.90, -11.20,   0.00,  (min)
06/20 18Z,   0.00, -10.47,  99.90, -10.47,   0.00,
06/20 19Z,   0.00,  -8.81,  99.90,  -8.81,   0.00,
06/20 20Z,   0.00,  -6.59,  99.90,  -6.59,   0.00,
06/20 21Z,   0.00,  -4.34,  99.90,  -4.34,   0.00,
06/20 22Z,   0.00,  -2.61,  99.90,  -2.61,   0.00,
06/20 23Z,   0.00,  -1.81,  99.90,  -1.81,   0.00,  (max)
06/21 00Z,   0.00,  -2.09,  99.90,  -2.09,   0.00,
06/21 01Z,   0.00,  -3.37,  99.90,  -3.37,   0.00,
06/21 02Z,   0.00,  -5.46,  99.90,  -5.46,   0.00,
06/21 03Z,   0.00,  -7.90,  99.90,  -7.90,   0.00,
06/21 04Z,   0.00,  -9.98,  99.90,  -9.98,   0.00,
06/21 05Z,  -0.10, -11.18,  99.90, -11.28,   0.00,
06/21 06Z,  -0.10, -11.27,  99.90, -11.37,   0.00,  (min)
06/21 07Z,  -0.10, -10.29,  99.90, -10.39,   0.00,
06/21 08Z,  -0.10,  -8.50,  99.90,  -8.60,   0.00,
06/21 09Z,  -0.10,  -6.34,  99.90,  -6.44,   0.00,
06/21 10Z,   0.00,  -4.37,  99.90,  -4.37,   0.00,
06/21 11Z,   0.00,  -3.08,  99.90,  -3.08,   0.00,
06/21 12Z,   0.00,  -2.77,  99.90,  -2.77,   0.00,  (max)
06/21 13Z,   0.00,  -3.45,  99.90,  -3.45,   0.00,
06/21 14Z,   0.00,  -5.04,  99.90,  -5.04,   0.00,
06/21 15Z,   0.00,  -7.23,  99.90,  -7.23,   0.00,
06/21 16Z,   0.00,  -9.36,  99.90,  -9.36,   0.00,
06/21 17Z,   0.00, -10.79,  99.90, -10.79,   0.00,
06/21 18Z,   0.00, -11.15,  99.90, -11.15,   0.00,  (min)
06/21 19Z,   0.00, -10.36,  99.90, -10.36,   0.00,
06/21 20Z,   0.00,  -8.61,  99.90,  -8.61,   0.00,
06/21 21Z,   0.10,  -6.30,  99.90,  -6.20,   0.00,
06/21 22Z,   0.10,  -3.98,  99.90,  -3.88,   0.00,
06/21 23Z,   0.20,  -2.23,  99.90,  -2.03,   0.00,
06/22 00Z,   0.30,  -1.46,  99.90,  -1.16,   0.00,  (max)
06/22 01Z,   0.30,  -1.78,  99.90,  -1.48,   0.00,
06/22 02Z,   0.30,  -3.17,  99.90,  -2.87,   0.00,
06/22 03Z,   0.30,  -5.42,  99.90,  -5.12,   0.00,
06/22 04Z,   0.30,  -8.02,  99.90,  -7.72,   0.00,
06/22 05Z,   0.30, -10.23,  99.90,  -9.93,   0.00,
06/22 06Z,   0.30, -11.54,  99.90, -11.24,   0.00,
06/22 07Z,   0.30, -11.69,  99.90, -11.39,   0.00,  (min)
06/22 08Z,   0.30, -10.70,  99.90, -10.40,   0.00,
06/22 09Z,   0.30,  -8.85,  99.90,  -8.55,   0.00,
06/22 10Z,   0.30,  -6.60,  99.90,  -6.30,   0.00,
06/22 11Z,   0.40,  -4.52,  99.90,  -4.12,   0.00,
06/22 12Z,   0.40,  -3.13,  99.90,  -2.73,   0.00,
06/22 13Z,   0.40,  -2.73,  99.90,  -2.33,   0.00,  (max)
06/22 14Z,   0.40,  -3.36,  99.90,  -2.96,   0.00,
06/22 15Z,   0.40,  -4.95,  99.90,  -4.55,   0.00,
06/22 16Z,   0.30,  -7.18,  99.90,  -6.88,   0.00,
06/22 17Z,   0.40,  -9.34,  99.90,  -8.94,   0.00,
06/22 18Z,   0.40, -10.79,  99.90, -10.39,   0.00,
06/22 19Z,   0.40, -11.14,  99.90, -10.74,   0.00,  (min)
06/22 20Z,   0.40, -10.31,  99.90,  -9.91,   0.00,
06/22 21Z,   0.40,  -8.47,  99.90,  -8.07,   0.00,
06/22 22Z,   0.40,  -6.07,  99.90,  -5.67,   0.00,
06/22 23Z,   0.40,  -3.68,  99.90,  -3.28,   0.00,
06/23 00Z,   0.40,  -1.90,  99.90,  -1.50,   0.00,
06/23 01Z,   0.30,  -1.12,  99.90,  -0.82,   0.00,  (max)
06/23 02Z,   0.30,  -1.50,  99.90,  -1.20,   0.00,
06/23 03Z,   0.20,  -3.00,  99.90,  -2.80,   0.00,
06/23 04Z,   0.10,  -5.41,  99.90,  -5.31,   0.00,
06/23 05Z,   0.10,  -8.17,  99.90,  -8.07,   0.00,
06/23 06Z,   0.20, -10.52,  99.90, -10.32,   0.00,
06/23 07Z,   0.20, -11.91,  99.90, -11.71,   0.00,
06/23 08Z,   0.30, -12.09,  99.90, -11.79,   0.00,  (min)
06/23 09Z,   0.40, -11.07,  99.90, -10.67,   0.00,
06/23 10Z,   0.40,  -9.13,  99.90,  -8.73,   0.00,
06/23 11Z,   0.50,  -6.77,  99.90,  -6.27,   0.00,
06/23 12Z,   0.50,  -4.57,  99.90,  -4.07,   0.00,
06/23 13Z,   0.50,  -3.09,  99.90,  -2.59,   0.00,
06/23 14Z,   0.50,  -2.61,  99.90,  -2.11,   0.00,  (max)
06/23 15Z,   0.50,  -3.21,  99.90,  -2.71,   0.00,
06/23 16Z,   0.40,  -4.86,  99.90,  -4.46,   0.00,
06/23 17Z,   0.40,  -7.15,  99.90,  -6.75,   0.00,
06/23 18Z,   0.40,  -9.37,  99.90,  -8.97,   0.00,
06/23 19Z,   0.40, -10.84,  99.90, -10.44,   0.00,
06/23 20Z,   0.50, -11.18,  99.90, -10.68,   0.00,  (min)
06/23 21Z,   0.50, -10.29,  99.90,  -9.79,   0.00,
06/23 22Z,   0.50,  -8.36,  99.90,  -7.86,   0.00,
06/23 23Z,   0.60,  -5.86,  99.90,  -5.26,   0.00,
06/24 00Z,   0.60,  -3.41,  99.90,  -2.81,   0.00,
06/24 01Z,   0.60,  -1.59,  99.90,  -0.99,   0.00,
06/24 02Z,   0.50,  -0.84,  99.90,  -0.34,   0.00,  (max)
06/24 03Z,   0.50,  -1.27,  99.90,  -0.77,   0.00,
06/24 04Z,   0.50,  -2.90,  99.90,  -2.40,   0.00,
06/24 05Z,   0.40,  -5.48,  99.90,  -5.08,   0.00,
06/24 06Z,   0.40,  -8.38,  99.90,  -7.98,   0.00,