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
#Portland, ME : 10/06/2026 03:21:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/04 12Z,   0.40,   6.47,   6.83,  99.90,  -0.04,
10/04 13Z,   0.40,   4.56,   4.80,  99.90,  -0.16,
10/04 14Z,   0.40,   2.72,   3.04,  99.90,  -0.08,
10/04 15Z,   0.40,   1.54,   1.95,  99.90,   0.01,
10/04 16Z,   0.40,   1.29,   1.64,  99.90,  -0.05,  (min)
10/04 17Z,   0.40,   2.01,   2.41,  99.90,   0.00,
10/04 18Z,   0.40,   3.56,   3.95,  99.90,  -0.01,
10/04 19Z,   0.40,   5.65,   6.12,  99.90,   0.07,
10/04 20Z,   0.50,   7.71,   8.21,  99.90,  -0.00,
10/04 21Z,   0.50,   9.17,   9.59,  99.90,  -0.08,
10/04 22Z,   0.50,   9.74,  10.25,  99.90,   0.01,  (max)
10/04 23Z,   0.60,   9.36,   9.91,  99.90,  -0.05,
10/05 00Z,   0.60,   8.06,   8.65,  99.90,  -0.01,
10/05 01Z,   0.70,   6.02,   6.53,  99.90,  -0.19,
10/05 02Z,   0.70,   3.70,   4.31,  99.90,  -0.09,
10/05 03Z,   0.70,   1.74,   2.33,  99.90,  -0.11,
10/05 04Z,   0.70,   0.59,   1.28,  99.90,  -0.01,
10/05 05Z,   0.70,   0.42,   1.09,  99.90,  -0.03,  (min)
10/05 06Z,   0.70,   1.22,   1.93,  99.90,   0.01,
10/05 07Z,   0.70,   2.87,   3.63,  99.90,   0.06,
10/05 08Z,   0.70,   4.94,   5.79,  99.90,   0.15,
10/05 09Z,   0.70,   6.83,   7.64,  99.90,   0.11,
10/05 10Z,   0.80,   8.10,   8.95,  99.90,   0.05,
10/05 11Z,   0.80,   8.55,   9.41,  99.90,   0.06,  (max)
10/05 12Z,   0.70,   8.10,   8.75,  99.90,  -0.05,
10/05 13Z,   0.70,   6.78,   7.45,  99.90,  -0.03,
10/05 14Z,   0.80,   4.87,   5.49,  99.90,  -0.18,
10/05 15Z,   0.80,   2.96,   3.56,  99.90,  -0.20,
10/05 16Z,   0.80,   1.63,   2.16,  99.90,  -0.27,
10/05 17Z,   0.70,   1.18,   1.71,  99.90,  -0.17,  (min)
10/05 18Z,   0.70,   1.71,   2.32,  99.90,  -0.09,
10/05 19Z,   0.70,   3.16,   3.71,  99.90,  -0.15,
10/05 20Z,   0.70,   5.22,   5.83,  99.90,  -0.09,
10/05 21Z,   0.60,   7.34,   8.01,  99.90,   0.07,
10/05 22Z,   0.60,   8.92,   9.53,  99.90,   0.01,
10/05 23Z,   0.50,   9.67,  10.38,  99.90,   0.21,  (max)
10/06 00Z,   0.40,   9.48,  10.04,  99.90,   0.16,
10/06 01Z,   0.30,   8.31,   8.82,  99.90,   0.21,
10/06 02Z,   0.20,   6.31,   6.69,  99.90,   0.18,
10/06 03Z,   0.20,   3.97,   4.09,  99.90,  -0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/06 04Z,   0.10,   1.92,  99.90,   1.94,  -0.07,
10/06 05Z,   0.00,   0.63,  99.90,   0.56,  -0.07,
10/06 06Z,   0.00,   0.31,  99.90,   0.25,  -0.06,  (min)
10/06 07Z,   0.00,   1.04,  99.90,   0.99,  -0.06,
10/06 08Z,   0.00,   2.71,  99.90,   2.65,  -0.05,
10/06 09Z,   0.10,   4.85,  99.90,   4.90,  -0.05,
10/06 10Z,   0.10,   6.87,  99.90,   6.92,  -0.04,
10/06 11Z,   0.10,   8.28,  99.90,   8.34,  -0.04,
10/06 12Z,   0.10,   8.86,  99.90,   8.92,  -0.04,  (max)
10/06 13Z,   0.10,   8.48,  99.90,   8.55,  -0.03,
10/06 14Z,   0.10,   7.12,  99.90,   7.19,  -0.03,
10/06 15Z,   0.10,   5.10,  99.90,   5.18,  -0.02,
10/06 16Z,   0.00,   3.03,  99.90,   3.01,  -0.02,
10/06 17Z,   0.00,   1.51,  99.90,   1.49,  -0.02,
10/06 18Z,   0.00,   0.88,  99.90,   0.86,  -0.02,  (min)
10/06 19Z,   0.00,   1.28,  99.90,   1.26,  -0.02,
10/06 20Z,   0.00,   2.71,  99.90,   2.69,  -0.02,
10/06 21Z,   0.10,   4.85,  99.90,   4.93,  -0.02,
10/06 22Z,   0.10,   7.08,  99.90,   7.16,  -0.02,
10/06 23Z,   0.20,   8.82,  99.90,   9.00,  -0.02,
10/07 00Z,   0.20,   9.74,  99.90,   9.92,  -0.02,  (max)
10/07 01Z,   0.20,   9.67,  99.90,   9.85,  -0.02,
10/07 02Z,   0.10,   8.53,  99.90,   8.61,  -0.02,
10/07 03Z,   0.10,   6.48,  99.90,   6.56,  -0.02,
10/07 04Z,   0.10,   4.04,  99.90,   4.12,  -0.02,
10/07 05Z,   0.10,   1.88,  99.90,   1.96,  -0.02,
10/07 06Z,   0.10,   0.49,  99.90,   0.57,  -0.02,
10/07 07Z,   0.10,   0.13,  99.90,   0.21,  -0.02,  (min)
10/07 08Z,   0.20,   0.91,  99.90,   1.09,  -0.02,
10/07 09Z,   0.30,   2.70,  99.90,   2.98,  -0.02,
10/07 10Z,   0.30,   5.00,  99.90,   5.28,  -0.02,
10/07 11Z,   0.40,   7.15,  99.90,   7.53,  -0.02,
10/07 12Z,   0.50,   8.68,  99.90,   9.16,  -0.02,
10/07 13Z,   0.50,   9.31,  99.90,   9.79,  -0.02,  (max)
10/07 14Z,   0.50,   8.87,  99.90,   9.35,  -0.02,
10/07 15Z,   0.50,   7.36,  99.90,   7.84,  -0.02,
10/07 16Z,   0.60,   5.15,  99.90,   5.72,  -0.02,
10/07 17Z,   0.60,   2.88,  99.90,   3.46,  -0.02,
10/07 18Z,   0.50,   1.19,  99.90,   1.67,  -0.02,
10/07 19Z,   0.60,   0.45,  99.90,   1.02,  -0.02,  (min)
10/07 20Z,   0.60,   0.84,  99.90,   1.42,  -0.02,
10/07 21Z,   0.70,   2.37,  99.90,   3.04,  -0.02,
10/07 22Z,   0.80,   4.65,  99.90,   5.42,  -0.02,
10/07 23Z,   0.80,   7.02,  99.90,   7.80,  -0.02,
10/08 00Z,   0.80,   8.89,  99.90,   9.67,  -0.02,
10/08 01Z,   0.70,   9.89,  99.90,  10.57,  -0.02,  (max)
10/08 02Z,   0.70,   9.83,  99.90,  10.51,  -0.02,
10/08 03Z,   0.60,   8.61,  99.90,   9.18,  -0.02,
10/08 04Z,   0.50,   6.42,  99.90,   6.90,  -0.02,
10/08 05Z,   0.50,   3.87,  99.90,   4.35,  -0.02,
10/08 06Z,   0.40,   1.65,  99.90,   2.02,  -0.02,
10/08 07Z,   0.40,   0.25,  99.90,   0.63,  -0.02,
10/08 08Z,   0.40,  -0.02,  99.90,   0.36,  -0.02,  (min)
10/08 09Z,   0.40,   0.95,  99.90,   1.33,  -0.02,
10/08 10Z,   0.40,   2.95,  99.90,   3.33,  -0.02,
10/08 11Z,   0.40,   5.43,  99.90,   5.81,  -0.02,
10/08 12Z,   0.50,   7.68,  99.90,   8.16,  -0.02,
10/08 13Z,   0.50,   9.22,  99.90,   9.69,  -0.02,
10/08 14Z,   0.50,   9.76,  99.90,  10.24,  -0.02,  (max)
10/08 15Z,   0.40,   9.14,  99.90,   9.51,  -0.02,
10/08 16Z,   0.40,   7.38,  99.90,   7.75,  -0.02,
10/08 17Z,   0.30,   4.93,  99.90,   5.20,  -0.02,
10/08 18Z,   0.30,   2.50,  99.90,   2.78,  -0.02,
10/08 19Z,   0.40,   0.73,  99.90,   1.11,  -0.02,
10/08 20Z,   0.40,   0.00,  99.90,   0.38,  -0.02,  (min)
10/08 21Z,   0.30,   0.53,  99.90,   0.80,  -0.02,
10/08 22Z,   0.30,   2.24,  99.90,   2.51,  -0.02,
10/08 23Z,   0.30,   4.69,  99.90,   4.97,  -0.02,
10/09 00Z,   0.30,   7.17,  99.90,   7.45,  -0.02,
10/09 01Z,   0.30,   9.07,  99.90,   9.35,  -0.02,
10/09 02Z,   0.20,  10.03,  99.90,  10.21,  -0.02,  (max)
10/09 03Z,   0.20,   9.85,  99.90,  10.03,  -0.02,
10/09 04Z,   0.20,   8.44,  99.90,   8.62,  -0.02,
10/09 05Z,   0.10,   6.10,  99.90,   6.17,  -0.02,
10/09 06Z,   0.10,   3.47,  99.90,   3.55,  -0.02,
10/09 07Z,   0.10,   1.28,  99.90,   1.36,  -0.02,
10/09 08Z,   0.00,   0.03,  99.90,   0.01,  -0.02,  (min)
10/09 09Z,   0.10,  -0.00,  99.90,   0.07,  -0.02,
10/09 10Z,   0.10,   1.25,  99.90,   1.33,  -0.02,
10/09 11Z,   0.20,   3.50,  99.90,   3.68,  -0.02,
10/09 12Z,   0.30,   6.11,  99.90,   6.38,  -0.02,
10/09 13Z,   0.30,   8.35,  99.90,   8.63,  -0.02,
10/09 14Z,   0.30,   9.76,  99.90,  10.04,  -0.02,
10/09 15Z,   0.30,  10.08,  99.90,  10.36,  -0.02,  (max)
10/09 16Z,   0.20,   9.15,  99.90,   9.33,  -0.02,
10/09 17Z,   0.20,   7.09,  99.90,   7.27,  -0.02,
10/09 18Z,   0.20,   4.44,  99.90,   4.61,  -0.02,
10/09 19Z,  99.90,   1.95,  99.90,  99.90,  -0.02,
10/09 20Z,  99.90,   0.24,  99.90,  99.90,  -0.02,
10/09 21Z,  99.90,  -0.32,  99.90,  99.90,  -0.02,
10/09 22Z,  99.90,   0.44,  99.90,  99.90,  -0.02,
10/09 23Z,  99.90,   2.39,  99.90,  99.90,  -0.02,
10/10 00Z,  99.90,   4.98,  99.90,  99.90,  -0.02,