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 : 03/24/2025 08:22:52 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/22 12Z,   0.30,   5.56,  99.90,   5.86,   0.00,
03/22 13Z,   0.40,   3.84,  99.90,   4.24,   0.00,
03/22 14Z,   0.40,   2.33,  99.90,   2.73,   0.00,
03/22 15Z,   0.40,   1.44,  99.90,   1.84,   0.00,
03/22 16Z,   0.40,   1.28,  99.90,   1.68,   0.00,  (min)
03/22 17Z,   0.40,   1.81,  99.90,   2.21,   0.00,
03/22 18Z,   0.60,   2.88,  99.90,   3.48,   0.00,
03/22 19Z,   0.60,   4.26,  99.90,   4.86,   0.00,
03/22 20Z,   0.70,   5.60,  99.90,   6.30,   0.00,
03/22 21Z,   0.70,   6.58,  99.90,   7.28,   0.00,
03/22 22Z,   0.70,   6.95,  99.90,   7.65,   0.00,  (max)
03/22 23Z,   0.70,   6.66,  99.90,   7.36,   0.00,
03/23 00Z,   0.70,   5.81,  99.90,   6.51,   0.00,
03/23 01Z,   0.60,   4.53,  99.90,   5.13,   0.00,
03/23 02Z,   0.50,   3.20,  99.90,   3.70,   0.00,
03/23 03Z,   0.50,   2.28,  99.90,   2.78,   0.00,
03/23 04Z,   0.30,   2.05,  99.90,   2.35,   0.00,  (min)
03/23 05Z,   0.10,   2.52,  99.90,   2.62,   0.00,
03/23 06Z,   0.10,   3.57,  99.90,   3.67,   0.00,
03/23 07Z,   0.00,   5.00,  99.90,   5.00,   0.00,
03/23 08Z,   0.00,   6.47,  99.90,   6.47,   0.00,
03/23 09Z,   0.00,   7.62,  99.90,   7.62,   0.00,
03/23 10Z,   0.00,   8.13,  99.90,   8.13,   0.00,  (max)
03/23 11Z,   0.00,   7.90,  99.90,   7.90,   0.00,
03/23 12Z,   0.10,   6.99,  99.90,   7.09,   0.00,
03/23 13Z,   0.10,   5.54,  99.90,   5.64,   0.00,
03/23 14Z,   0.10,   3.83,  99.90,   3.93,   0.00,
03/23 15Z,   0.00,   2.33,  99.90,   2.33,   0.00,
03/23 16Z,   0.00,   1.44,  99.90,   1.44,   0.00,
03/23 17Z,   0.00,   1.27,  99.90,   1.27,   0.00,  (min)
03/23 18Z,   0.00,   1.79,  99.90,   1.79,   0.00,
03/23 19Z,   0.00,   2.88,  99.90,   2.88,   0.00,
03/23 20Z,   0.00,   4.27,  99.90,   4.27,   0.00,
03/23 21Z,   0.00,   5.65,  99.90,   5.65,   0.00,
03/23 22Z,   0.10,   6.64,  99.90,   6.74,   0.00,
03/23 23Z,   0.10,   7.02,  99.90,   7.12,   0.00,  (max)
03/24 00Z,   0.10,   6.74,  99.90,   6.84,   0.00,
03/24 01Z,   0.10,   5.87,  99.90,   5.97,   0.00,
03/24 02Z,   0.10,   4.54,  99.90,   4.64,   0.00,
03/24 03Z,   0.10,   3.15,  99.90,   3.25,   0.00,
03/24 04Z,   0.00,   2.19,  99.90,   2.19,   0.00,
03/24 05Z,   0.00,   1.93,  99.90,   1.93,   0.00,  (min)
03/24 06Z,   0.10,   2.38,  99.90,   2.48,   0.00,
03/24 07Z,   0.10,   3.47,  99.90,   3.57,   0.00,
03/24 08Z,   0.10,   4.96,  99.90,   5.06,   0.00,
03/24 09Z,   0.20,   6.50,  99.90,   6.70,   0.00,
03/24 10Z,   0.30,   7.72,  99.90,   8.02,   0.00,
03/24 11Z,   0.30,   8.27,  99.90,   8.57,   0.00,  (max)
03/24 12Z,   0.40,   8.07,  99.90,   8.47,   0.00,
03/24 13Z,   0.40,   7.14,  99.90,   7.54,   0.00,
03/24 14Z,   0.50,   5.61,  99.90,   6.11,   0.00,
03/24 15Z,   0.50,   3.79,  99.90,   4.29,   0.00,
03/24 16Z,   0.50,   2.20,  99.90,   2.70,   0.00,
03/24 17Z,   0.50,   1.25,  99.90,   1.75,   0.00,
03/24 18Z,   0.60,   1.06,  99.90,   1.66,   0.00,  (min)
03/24 19Z,   0.70,   1.63,  99.90,   2.33,   0.00,
03/24 20Z,   0.70,   2.82,  99.90,   3.52,   0.00,
03/24 21Z,   0.90,   4.35,  99.90,   5.25,   0.00,
03/24 22Z,   1.00,   5.85,  99.90,   6.85,   0.00,
03/24 23Z,   1.00,   6.92,  99.90,   7.92,   0.00,
03/25 00Z,   0.90,   7.34,  99.90,   8.24,   0.00,  (max)
03/25 01Z,   0.70,   7.03,  99.90,   7.73,   0.00,
03/25 02Z,   0.50,   6.04,  99.90,   6.54,   0.00,
03/25 03Z,   0.40,   4.53,  99.90,   4.93,   0.00,
03/25 04Z,   0.30,   2.97,  99.90,   3.27,   0.00,
03/25 05Z,   0.10,   1.89,  99.90,   1.99,   0.00,
03/25 06Z,   0.00,   1.56,  99.90,   1.56,   0.00,  (min)
03/25 07Z,   0.00,   2.03,  99.90,   2.03,   0.00,
03/25 08Z,   0.00,   3.23,  99.90,   3.23,   0.00,
03/25 09Z,   0.00,   4.89,  99.90,   4.89,   0.00,
03/25 10Z,   0.00,   6.61,  99.90,   6.61,   0.00,
03/25 11Z,   0.00,   7.97,  99.90,   7.97,   0.00,
03/25 12Z,   0.00,   8.60,  99.90,   8.60,   0.00,  (max)
03/25 13Z,   0.00,   8.40,  99.90,   8.40,   0.00,
03/25 14Z,   0.00,   7.38,  99.90,   7.38,   0.00,
03/25 15Z,   0.00,   5.66,  99.90,   5.66,   0.00,
03/25 16Z,   0.00,   3.64,  99.90,   3.64,   0.00,
03/25 17Z,   0.00,   1.89,  99.90,   1.89,   0.00,
03/25 18Z,   0.00,   0.84,  99.90,   0.84,   0.00,
03/25 19Z,   0.00,   0.68,  99.90,   0.68,   0.00,  (min)
03/25 20Z,   0.00,   1.39,  99.90,   1.39,   0.00,
03/25 21Z,   0.00,   2.81,  99.90,   2.81,   0.00,
03/25 22Z,  -0.10,   4.58,  99.90,   4.48,   0.00,
03/25 23Z,  -0.10,   6.28,  99.90,   6.18,   0.00,
03/26 00Z,   0.00,   7.48,  99.90,   7.48,   0.00,
03/26 01Z,   0.00,   7.89,  99.90,   7.89,   0.00,  (max)
03/26 02Z,   0.00,   7.47,  99.90,   7.47,   0.00,
03/26 03Z,   0.00,   6.23,  99.90,   6.23,   0.00,
03/26 04Z,   0.00,   4.42,  99.90,   4.42,   0.00,
03/26 05Z,   0.10,   2.60,  99.90,   2.70,   0.00,
03/26 06Z,   0.20,   1.35,  99.90,   1.55,   0.00,
03/26 07Z,   0.20,   0.97,  99.90,   1.17,   0.00,  (min)
03/26 08Z,   0.20,   1.54,  99.90,   1.74,   0.00,
03/26 09Z,   0.30,   2.96,  99.90,   3.26,   0.00,
03/26 10Z,   0.30,   4.88,  99.90,   5.18,   0.00,
03/26 11Z,   0.40,   6.86,  99.90,   7.26,   0.00,
03/26 12Z,   0.40,   8.39,  99.90,   8.79,   0.00,
03/26 13Z,   0.40,   9.08,  99.90,   9.48,   0.00,  (max)
03/26 14Z,   0.50,   8.81,  99.90,   9.31,   0.00,
03/26 15Z,   0.50,   7.59,  99.90,   8.09,   0.00,
03/26 16Z,   0.40,   5.58,  99.90,   5.98,   0.00,
03/26 17Z,   0.40,   3.28,  99.90,   3.68,   0.00,
03/26 18Z,   0.40,   1.36,  99.90,   1.76,   0.00,
03/26 19Z,   0.40,   0.28,  99.90,   0.68,   0.00,
03/26 20Z,   0.40,   0.23,  99.90,   0.63,   0.00,  (min)
03/26 21Z,   0.50,   1.21,  99.90,   1.71,   0.00,
03/26 22Z,   0.50,   2.96,  99.90,   3.46,   0.00,
03/26 23Z,   0.50,   5.06,  99.90,   5.56,   0.00,
03/27 00Z,   0.50,   6.99,  99.90,   7.49,   0.00,
03/27 01Z,   0.50,   8.25,  99.90,   8.75,   0.00,
03/27 02Z,   0.40,   8.59,  99.90,   8.99,   0.00,  (max)
03/27 03Z,   0.30,   7.92,  99.90,   8.22,   0.00,
03/27 04Z,   0.20,   6.31,  99.90,   6.51,   0.00,
03/27 05Z,   0.20,   4.11,  99.90,   4.31,   0.00,
03/27 06Z,   0.10,   2.00,  99.90,   2.10,   0.00,
03/27 07Z,   0.00,   0.61,  99.90,   0.61,   0.00,
03/27 08Z,   0.00,   0.26,  99.90,   0.26,   0.00,  (min)
03/27 09Z,   0.00,   1.03,  99.90,   1.03,   0.00,
03/27 10Z,   0.00,   2.75,  99.90,   2.75,   0.00,
03/27 11Z,   0.10,   5.01,  99.90,   5.11,   0.00,
03/27 12Z,   0.00,   7.26,  99.90,   7.26,   0.00,
03/27 13Z,   0.00,   8.93,  99.90,   8.93,   0.00,
03/27 14Z,   0.00,   9.61,  99.90,   9.61,   0.00,  (max)
03/27 15Z,   0.00,   9.18,  99.90,   9.18,   0.00,
03/27 16Z,   0.00,   7.66,  99.90,   7.66,   0.00,
03/27 17Z,  -0.10,   5.30,  99.90,   5.20,   0.00,
03/27 18Z,  -0.10,   2.73,  99.90,   2.63,   0.00,
03/27 19Z,  -0.10,   0.68,  99.90,   0.58,   0.00,
03/27 20Z,   0.00,  -0.34,  99.90,  -0.34,   0.00,  (min)
03/27 21Z,   0.00,  -0.14,  99.90,  -0.14,   0.00,
03/27 22Z,   0.00,   1.20,  99.90,   1.20,   0.00,
03/27 23Z,   0.00,   3.35,  99.90,   3.35,   0.00,
03/28 00Z,   0.10,   5.79,  99.90,   5.89,   0.00,