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
#Port Heiden, AK : 12/07/2025 09:20:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/05 18Z,  -0.30,  -2.15,  99.90,  -2.45,   0.00,  (min)
12/05 19Z,  -0.30,   2.73,  99.90,   2.43,   0.00,
12/05 20Z,  -0.30,   7.74,  99.90,   7.44,   0.00,
12/05 21Z,  -0.20,  11.44,  99.90,  11.24,   0.00,
12/05 22Z,  -0.20,  13.54,  99.90,  13.34,   0.00,
12/05 23Z,  -0.10,  14.39,  99.90,  14.29,   0.00,  (max)
12/06 00Z,  -0.20,  14.49,  99.90,  14.29,   0.00,
12/06 01Z,  -0.20,  14.29,  99.90,  14.09,   0.00,
12/06 02Z,  -0.20,  13.52,  99.90,  13.32,   0.00,
12/06 03Z,  -0.10,  11.91,  99.90,  11.81,   0.00,
12/06 04Z,   0.00,   9.63,  99.90,   9.63,   0.00,
12/06 05Z,   0.00,   7.52,  99.90,   7.52,   0.00,
12/06 06Z,   0.00,   6.81,  99.90,   6.81,   0.00,  (min)
12/06 07Z,   0.00,   7.74,  99.90,   7.74,   0.00,
12/06 08Z,   0.00,   9.19,  99.90,   9.19,   0.00,
12/06 09Z,   0.00,   9.98,  99.90,   9.98,   0.00,  (max)
12/06 10Z,  -0.10,  10.07,  99.90,   9.97,   0.00,
12/06 11Z,  -0.20,  10.02,  99.90,   9.82,   0.00,
12/06 12Z,  -0.30,   9.49,  99.90,   9.19,   0.00,
12/06 13Z,  -0.40,   8.04,  99.90,   7.64,   0.00,
12/06 14Z,  -0.50,   5.46,  99.90,   4.96,   0.00,
12/06 15Z,  -0.50,   1.93,  99.90,   1.43,   0.00,
12/06 16Z,  -0.50,  -1.88,  99.90,  -2.38,   0.00,
12/06 17Z,  -0.50,  -4.69,  99.90,  -5.19,   0.00,
12/06 18Z,  -0.60,  -4.93,  99.90,  -5.53,   0.00,  (min)
12/06 19Z,  -0.60,  -1.96,  99.90,  -2.56,   0.00,
12/06 20Z,  -0.70,   3.11,  99.90,   2.41,   0.00,
12/06 21Z,  -0.80,   8.17,  99.90,   7.37,   0.00,
12/06 22Z,  -0.80,  11.86,  99.90,  11.06,   0.00,
12/06 23Z,  -1.00,  13.93,  99.90,  12.93,   0.00,
12/07 00Z,  -1.30,  14.75,  99.90,  13.45,   0.00,  (max)
12/07 01Z,  -1.50,  14.82,  99.90,  13.32,   0.00,
12/07 02Z,  -1.60,  14.55,  99.90,  12.95,   0.00,
12/07 03Z,  -1.80,  13.64,  99.90,  11.84,   0.00,
12/07 04Z,  -1.90,  11.81,  99.90,   9.91,   0.00,
12/07 05Z,  -1.90,   9.30,  99.90,   7.40,   0.00,
12/07 06Z,  -1.80,   7.04,  99.90,   5.24,   0.00,
12/07 07Z,  -1.80,   6.30,  99.90,   4.50,   0.00,  (min)
12/07 08Z,  -1.80,   7.30,  99.90,   5.50,   0.00,
12/07 09Z,  -1.80,   8.85,  99.90,   7.05,   0.00,
12/07 10Z,  -1.90,   9.74,  99.90,   7.84,   0.00,
12/07 11Z,  -2.00,   9.90,  99.90,   7.90,   0.00,  (max)
12/07 12Z,  -2.00,   9.86,  99.90,   7.86,   0.00,
12/07 13Z,  -1.80,   9.36,  99.90,   7.56,   0.00,
12/07 14Z,  -1.60,   7.97,  99.90,   6.37,   0.00,
12/07 15Z,  -1.40,   5.47,  99.90,   4.07,   0.00,
12/07 16Z,  -1.10,   2.01,  99.90,   0.91,   0.00,
12/07 17Z,  -0.90,  -1.73,  99.90,  -2.63,   0.00,
12/07 18Z,  -0.60,  -4.44,  99.90,  -5.04,   0.00,  (min)
12/07 19Z,  -0.30,  -4.51,  99.90,  -4.81,   0.00,
12/07 20Z,  -0.10,  -1.38,  99.90,  -1.48,   0.00,
12/07 21Z,   0.00,   3.68,  99.90,   3.68,   0.00,
12/07 22Z,   0.10,   8.63,  99.90,   8.73,   0.00,
12/07 23Z,   0.10,  12.18,  99.90,  12.28,   0.00,
12/08 00Z,   0.20,  14.13,  99.90,  14.33,   0.00,
12/08 01Z,   0.30,  14.87,  99.90,  15.17,   0.00,  0.23 ft above HAT
12/08 02Z,   0.30,  14.89,  99.90,  15.19,   0.00,  0.25 ft above HAT  (max)
12/08 03Z,   0.30,  14.53,  99.90,  14.83,   0.00,
12/08 04Z,   0.20,  13.46,  99.90,  13.66,   0.00,
12/08 05Z,   0.10,  11.41,  99.90,  11.51,   0.00,
12/08 06Z,   0.00,   8.67,  99.90,   8.67,   0.00,
12/08 07Z,   0.00,   6.29,  99.90,   6.29,   0.00,
12/08 08Z,  -0.10,   5.58,  99.90,   5.48,   0.00,  (min)
12/08 09Z,  -0.20,   6.70,  99.90,   6.50,   0.00,
12/08 10Z,  -0.30,   8.40,  99.90,   8.10,   0.00,
12/08 11Z,  -0.40,   9.47,  99.90,   9.07,   0.00,
12/08 12Z,  -0.40,   9.75,  99.90,   9.35,   0.00,
12/08 13Z,  -0.30,   9.75,  99.90,   9.45,   0.00,  (max)
12/08 14Z,  -0.20,   9.32,  99.90,   9.12,   0.00,
12/08 15Z,  -0.20,   8.07,  99.90,   7.87,   0.00,
12/08 16Z,  -0.10,   5.76,  99.90,   5.66,   0.00,
12/08 17Z,  -0.10,   2.49,  99.90,   2.39,   0.00,
12/08 18Z,  -0.20,  -1.09,  99.90,  -1.29,   0.00,
12/08 19Z,  -0.30,  -3.66,  99.90,  -3.96,   0.00,
12/08 20Z,  -0.40,  -3.58,  99.90,  -3.98,   0.00,  (min)
12/08 21Z,  -0.50,  -0.42,  99.90,  -0.92,   0.00,
12/08 22Z,  -0.60,   4.47,  99.90,   3.87,   0.00,
12/08 23Z,  -0.60,   9.13,  99.90,   8.53,   0.00,
12/09 00Z,  -0.40,  12.40,  99.90,  12.00,   0.00,
12/09 01Z,  -0.20,  14.14,  99.90,  13.94,   0.00,
12/09 02Z,   0.00,  14.76,  99.90,  14.76,   0.00,  (max)
12/09 03Z,   0.00,  14.72,  99.90,  14.72,   0.00,
12/09 04Z,   0.10,  14.26,  99.90,  14.36,   0.00,
12/09 05Z,   0.10,  13.00,  99.90,  13.10,   0.00,
12/09 06Z,   0.00,  10.72,  99.90,  10.72,   0.00,
12/09 07Z,  -0.10,   7.77,  99.90,   7.67,   0.00,
12/09 08Z,  -0.20,   5.33,  99.90,   5.13,   0.00,
12/09 09Z,  -0.30,   4.71,  99.90,   4.41,   0.00,  (min)
12/09 10Z,  -0.40,   5.99,  99.90,   5.59,   0.00,
12/09 11Z,  -0.60,   7.89,  99.90,   7.29,   0.00,
12/09 12Z,  -0.60,   9.17,  99.90,   8.57,   0.00,
12/09 13Z,  -0.60,   9.61,  99.90,   9.01,   0.00,
12/09 14Z,  -0.50,   9.66,  99.90,   9.16,   0.00,  (max)
12/09 15Z,  -0.40,   9.35,  99.90,   8.95,   0.00,
12/09 16Z,  -0.20,   8.29,  99.90,   8.09,   0.00,
12/09 17Z,  -0.10,   6.26,  99.90,   6.16,   0.00,
12/09 18Z,  -0.10,   3.29,  99.90,   3.19,   0.00,
12/09 19Z,  -0.10,  -0.04,  99.90,  -0.14,   0.00,
12/09 20Z,  -0.10,  -2.41,  99.90,  -2.51,   0.00,  (min)
12/09 21Z,  -0.20,  -2.22,  99.90,  -2.42,   0.00,
12/09 22Z,  -0.30,   0.86,  99.90,   0.56,   0.00,
12/09 23Z,  -0.40,   5.42,  99.90,   5.02,   0.00,
12/10 00Z,  -0.40,   9.64,  99.90,   9.24,   0.00,
12/10 01Z,  -0.50,  12.52,  99.90,  12.02,   0.00,
12/10 02Z,  -0.50,  13.98,  99.90,  13.48,   0.00,
12/10 03Z,  -0.50,  14.44,  99.90,  13.94,   0.00,  (max)
12/10 04Z,  -0.50,  14.34,  99.90,  13.84,   0.00,
12/10 05Z,  -0.40,  13.74,  99.90,  13.34,   0.00,
12/10 06Z,  -0.40,  12.28,  99.90,  11.88,   0.00,
12/10 07Z,  -0.40,   9.76,  99.90,   9.36,   0.00,
12/10 08Z,  -0.40,   6.65,  99.90,   6.25,   0.00,
12/10 09Z,  -0.50,   4.22,  99.90,   3.72,   0.00,
12/10 10Z,  -0.50,   3.75,  99.90,   3.25,   0.00,  (min)
12/10 11Z,  -0.60,   5.24,  99.90,   4.64,   0.00,
12/10 12Z,  -0.70,   7.35,  99.90,   6.65,   0.00,
12/10 13Z,  -0.80,   8.87,  99.90,   8.07,   0.00,
12/10 14Z,  -0.80,   9.51,  99.90,   8.71,   0.00,
12/10 15Z,  -0.90,   9.63,  99.90,   8.73,   0.00,  (max)
12/10 16Z,  -0.90,   9.43,  99.90,   8.53,   0.00,
12/10 17Z,  -1.00,   8.61,  99.90,   7.61,   0.00,
12/10 18Z,  -1.00,   6.93,  99.90,   5.93,   0.00,
12/10 19Z,  -1.10,   4.34,  99.90,   3.24,   0.00,
12/10 20Z,  -1.20,   1.33,  99.90,   0.13,   0.00,
12/10 21Z,  -1.20,  -0.79,  99.90,  -1.99,   0.00,  (min)
12/10 22Z,  -1.30,  -0.52,  99.90,  -1.82,   0.00,
12/10 23Z,  -1.30,   2.37,  99.90,   1.07,   0.00,
12/11 00Z,  -1.30,   6.47,  99.90,   5.17,   0.00,
12/11 01Z,  99.90,  10.13,  99.90,  99.90,   0.00,
12/11 02Z,  99.90,  12.52,  99.90,  99.90,   0.00,
12/11 03Z,  99.90,  13.64,  99.90,  99.90,   0.00,
12/11 04Z,  99.90,  13.94,  99.90,  99.90,   0.00,
12/11 05Z,  99.90,  13.75,  99.90,  99.90,   0.00,
12/11 06Z,  99.90,  13.00,  99.90,  99.90,   0.00,