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
#Eastport, ME : 07/11/2025 19:20:58 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/10 00Z,   0.30,  10.46,  10.78,  99.90,   0.02,
07/10 01Z,   0.30,  14.38,  14.80,  99.90,   0.12,
07/10 02Z,   0.30,  17.43,  17.97,  99.90,   0.24,
07/10 03Z,   0.30,  18.51,  19.19,  99.90,   0.38,  (max)
07/10 04Z,   0.30,  17.34,  17.94,  99.90,   0.30,
07/10 05Z,   0.30,  14.52,  15.13,  99.90,   0.31,
07/10 06Z,   0.30,  10.80,  11.16,  99.90,   0.06,
07/10 07Z,   0.30,   6.76,   7.12,  99.90,   0.06,
07/10 08Z,   0.40,   3.08,   3.35,  99.90,  -0.13,
07/10 09Z,   0.40,   0.88,   1.03,  99.90,  -0.25,  (min)
07/10 10Z,   0.40,   1.07,   1.09,  99.90,  -0.38,
07/10 11Z,   0.40,   3.41,   3.46,  99.90,  -0.35,
07/10 12Z,   0.40,   6.98,   7.21,  99.90,  -0.17,
07/10 13Z,   0.40,  11.02,  11.20,  99.90,  -0.22,
07/10 14Z,   0.40,  14.70,  14.92,  99.90,  -0.18,
07/10 15Z,   0.40,  16.86,  17.30,  99.90,   0.04,
07/10 16Z,   0.40,  16.82,  17.30,  99.90,   0.08,  (max)
07/10 17Z,   0.40,  14.90,  15.32,  99.90,   0.02,
07/10 18Z,   0.30,  11.88,  12.21,  99.90,   0.03,
07/10 19Z,   0.30,   8.38,   8.61,  99.90,  -0.07,
07/10 20Z,   0.40,   4.94,   5.19,  99.90,  -0.15,
07/10 21Z,   0.40,   2.49,   2.60,  99.90,  -0.29,
07/10 22Z,   0.40,   2.15,   2.12,  99.90,  -0.43,  (min)
07/10 23Z,   0.40,   4.15,   4.15,  99.90,  -0.40,
07/11 00Z,   0.30,   7.67,   7.67,  99.90,  -0.30,
07/11 01Z,   0.30,  11.77,  11.85,  99.90,  -0.22,
07/11 02Z,   0.30,  15.68,  15.92,  99.90,  -0.06,
07/11 03Z,   0.30,  18.33,  18.82,  99.90,   0.19,
07/11 04Z,   0.30,  18.75,  19.34,  99.90,   0.29,  (max)
07/11 05Z,   0.30,  16.91,  17.53,  99.90,   0.32,
07/11 06Z,   0.30,  13.57,  14.13,  99.90,   0.26,
07/11 07Z,   0.30,   9.53,   9.94,  99.90,   0.11,
07/11 08Z,   0.20,   5.36,   5.92,  99.90,   0.36,
07/11 09Z,   0.20,   1.88,   2.23,  99.90,   0.15,
07/11 10Z,   0.20,   0.25,   0.37,  99.90,  -0.08,  (min)
07/11 11Z,   0.30,   1.21,   1.27,  99.90,  -0.24,
07/11 12Z,   0.40,   4.24,   4.26,  99.90,  -0.38,
07/11 13Z,   0.40,   8.27,   8.32,  99.90,  -0.35,
07/11 14Z,   0.40,  12.48,  12.62,  99.90,  -0.26,
07/11 15Z,   0.40,  15.92,  16.22,  99.90,  -0.10,
07/11 16Z,   0.40,  17.48,  17.92,  99.90,   0.04,  (max)
07/11 17Z,   0.40,  16.74,  17.20,  99.90,   0.06,
07/11 18Z,   0.40,  14.24,  14.76,  99.90,   0.12,
07/11 19Z,   0.40,  10.82,  11.24,  99.90,   0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 20Z,   0.40,   7.12,  99.90,   7.53,   0.01,
07/11 21Z,   0.40,   3.75,  99.90,   4.16,   0.01,
07/11 22Z,   0.50,   1.76,  99.90,   2.26,   0.00,  (min)
07/11 23Z,   0.50,   2.15,  99.90,   2.64,  -0.01,
07/12 00Z,   0.50,   4.87,  99.90,   5.36,  -0.01,
07/12 01Z,   0.50,   8.89,  99.90,   9.38,  -0.02,
07/12 02Z,   0.50,  13.20,  99.90,  13.68,  -0.02,
07/12 03Z,   0.50,  16.95,  99.90,  17.42,  -0.03,
07/12 04Z,   0.40,  19.04,  99.90,  19.40,  -0.04,  (max)
07/12 05Z,   0.40,  18.70,  99.90,  19.06,  -0.04,
07/12 06Z,   0.40,  16.18,  99.90,  16.53,  -0.05,
07/12 07Z,   0.40,  12.37,  99.90,  12.71,  -0.05,
07/12 08Z,   0.40,   8.07,  99.90,   8.41,  -0.05,
07/12 09Z,   0.40,   3.91,  99.90,   4.25,  -0.05,
07/12 10Z,   0.40,   0.80,  99.90,   1.15,  -0.05,
07/12 11Z,   0.50,  -0.09,  99.90,   0.35,  -0.05,  (min)
07/12 12Z,   0.50,   1.71,  99.90,   2.15,  -0.05,
07/12 13Z,   0.50,   5.40,  99.90,   5.85,  -0.05,
07/12 14Z,   0.50,   9.80,  99.90,  10.25,  -0.05,
07/12 15Z,   0.50,  14.01,  99.90,  14.45,  -0.05,
07/12 16Z,   0.40,  17.04,  99.90,  17.38,  -0.05,
07/12 17Z,   0.40,  17.89,  99.90,  18.24,  -0.05,  (max)
07/12 18Z,   0.40,  16.42,  99.90,  16.76,  -0.05,
07/12 19Z,   0.40,  13.35,  99.90,  13.70,  -0.05,
07/12 20Z,   0.40,   9.59,  99.90,   9.94,  -0.05,
07/12 21Z,   0.40,   5.79,  99.90,   6.13,  -0.05,
07/12 22Z,   0.40,   2.64,  99.90,   2.98,  -0.05,
07/12 23Z,   0.40,   1.23,  99.90,   1.57,  -0.05,  (min)
07/13 00Z,   0.40,   2.41,  99.90,   2.75,  -0.05,
07/13 01Z,   0.40,   5.83,  99.90,   6.17,  -0.05,
07/13 02Z,   0.40,  10.24,  99.90,  10.59,  -0.05,
07/13 03Z,   0.40,  14.61,  99.90,  14.95,  -0.05,
07/13 04Z,   0.40,  18.03,  99.90,  18.37,  -0.05,
07/13 05Z,   0.40,  19.45,  99.90,  19.79,  -0.05,  (max)
07/13 06Z,   0.30,  18.33,  99.90,  18.58,  -0.05,
07/13 07Z,   0.30,  15.18,  99.90,  15.43,  -0.05,
07/13 08Z,   0.30,  10.99,  99.90,  11.23,  -0.05,
07/13 09Z,   0.30,   6.55,  99.90,   6.80,  -0.05,
07/13 10Z,   0.30,   2.56,  99.90,   2.80,  -0.05,
07/13 11Z,   0.30,  -0.02,  99.90,   0.23,  -0.05,
07/13 12Z,   0.30,  -0.08,  99.90,   0.17,  -0.05,  (min)
07/13 13Z,   0.30,   2.55,  99.90,   2.80,  -0.05,
07/13 14Z,   0.30,   6.81,  99.90,   7.05,  -0.05,
07/13 15Z,   0.30,  11.43,  99.90,  11.67,  -0.05,
07/13 16Z,   0.30,  15.48,  99.90,  15.73,  -0.05,
07/13 17Z,   0.30,  17.97,  99.90,  18.22,  -0.05,
07/13 18Z,   0.30,  18.07,  99.90,  18.32,  -0.05,  (max)
07/13 19Z,   0.30,  15.89,  99.90,  16.13,  -0.05,
07/13 20Z,   0.30,  12.33,  99.90,  12.57,  -0.05,
07/13 21Z,   0.30,   8.32,  99.90,   8.56,  -0.05,
07/13 22Z,   0.30,   4.51,  99.90,   4.76,  -0.05,
07/13 23Z,   0.30,   1.69,  99.90,   1.93,  -0.05,
07/14 00Z,   0.30,   0.94,  99.90,   1.18,  -0.05,  (min)
07/14 01Z,   0.40,   2.90,  99.90,   3.24,  -0.05,
07/14 02Z,   0.40,   6.89,  99.90,   7.24,  -0.05,
07/14 03Z,   0.40,  11.55,  99.90,  11.89,  -0.05,
07/14 04Z,   0.40,  15.82,  99.90,  16.17,  -0.05,
07/14 05Z,   0.30,  18.80,  99.90,  19.04,  -0.05,
07/14 06Z,   0.30,  19.51,  99.90,  19.76,  -0.05,  (max)
07/14 07Z,   0.30,  17.68,  99.90,  17.93,  -0.05,
07/14 08Z,   0.20,  14.02,  99.90,  14.16,  -0.05,
07/14 09Z,   0.20,   9.57,  99.90,   9.72,  -0.05,
07/14 10Z,   0.20,   5.15,  99.90,   5.29,  -0.05,
07/14 11Z,   0.20,   1.45,  99.90,   1.60,  -0.05,
07/14 12Z,   0.30,  -0.48,  99.90,  -0.24,  -0.05,  (min)
07/14 13Z,   0.30,   0.30,  99.90,   0.55,  -0.05,
07/14 14Z,   0.30,   3.66,  99.90,   3.91,  -0.05,
07/14 15Z,   0.40,   8.33,  99.90,   8.67,  -0.05,
07/14 16Z,   0.40,  13.00,  99.90,  13.35,  -0.05,
07/14 17Z,   0.30,  16.77,  99.90,  17.02,  -0.05,
07/14 18Z,   0.30,  18.66,  99.90,  18.91,  -0.05,  (max)
07/14 19Z,   0.30,  18.03,  99.90,  18.27,  -0.05,
07/14 20Z,   0.30,  15.22,  99.90,  15.47,  -0.05,
07/14 21Z,   0.30,  11.27,  99.90,  11.52,  -0.05,
07/14 22Z,   0.30,   7.11,  99.90,   7.36,  -0.05,
07/14 23Z,   0.30,   3.40,  99.90,   3.65,  -0.05,
07/15 00Z,   0.30,   0.98,  99.90,   1.22,  -0.05,  (min)
07/15 01Z,   0.40,   0.89,  99.90,   1.24,  -0.05,
07/15 02Z,   0.40,   3.52,  99.90,   3.86,  -0.05,
07/15 03Z,   0.40,   7.91,  99.90,   8.26,  -0.05,
07/15 04Z,   0.40,  12.64,  99.90,  12.99,  -0.05,
07/15 05Z,   0.40,  16.70,  99.90,  17.05,  -0.05,
07/15 06Z,   0.30,  19.19,  99.90,  19.44,  -0.05,
07/15 07Z,   0.30,  19.25,  99.90,  19.50,  -0.05,  (max)
07/15 08Z,   0.30,  16.83,  99.90,  17.08,  -0.05,
07/15 09Z,   0.30,  12.82,  99.90,  13.06,  -0.05,
07/15 10Z,   0.40,   8.28,  99.90,   8.62,  -0.05,
07/15 11Z,   0.40,   3.99,  99.90,   4.34,  -0.05,
07/15 12Z,   0.40,   0.70,  99.90,   1.05,  -0.05,