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
Atlantic City, NJ
Cape May, NJ
Philadelphia, PA
Reedy Pnt, DE
Lewes, DE
Ocean City, MD
Wachapreague
Kiptopeke, VA
Cambridge, MD
Baltimore, MD
Annapolis, MD
Solomons Is, MD
Washington DC
Colonial Beach
Lewisetta, VA
Gloucester Pnt
Hampton Road
Portsmouth, VA
CBBT, VA
Duck Pier, NC
Cape Hatteras NC
Surge List
East Coast
#Seldovia, AK : 04/29/2025 15:20:56 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/28 00Z,  -0.10,  18.90,  18.78,  99.90,  -0.02,  (max)
04/28 01Z,  -0.10,  15.63,  15.44,  99.90,  -0.09,
04/28 02Z,  -0.10,  10.70,  10.33,  99.90,  -0.27,
04/28 03Z,  -0.10,   5.37,   5.05,  99.90,  -0.22,
04/28 04Z,   0.00,   1.18,   0.87,  99.90,  -0.31,
04/28 05Z,   0.00,  -0.44,  -0.74,  99.90,  -0.30,  (min)
04/28 06Z,   0.00,   1.08,   1.28,  99.90,   0.20,
04/28 07Z,   0.00,   5.16,   5.75,  99.90,   0.59,
04/28 08Z,   0.10,  10.60,  11.13,  99.90,   0.43,
04/28 09Z,   0.20,  16.09,  16.47,  99.90,   0.18,
04/28 10Z,   0.20,  20.24,  20.57,  99.90,   0.13,
04/28 11Z,   0.30,  21.99,  22.28,  99.90,  -0.01,  (max)
04/28 12Z,   0.30,  20.86,  20.95,  99.90,  -0.21,
04/28 13Z,   0.30,  16.99,  16.84,  99.90,  -0.45,
04/28 14Z,   0.20,  11.13,  10.90,  99.90,  -0.43,
04/28 15Z,   0.20,   4.48,   4.43,  99.90,  -0.25,
04/28 16Z,   0.20,  -1.45,  -1.54,  99.90,  -0.29,
04/28 17Z,   0.20,  -5.06,  -5.12,  99.90,  -0.26,
04/28 18Z,   0.30,  -5.33,  -5.18,  99.90,  -0.15,  (min)
04/28 19Z,   0.30,  -2.39,  -2.28,  99.90,  -0.19,
04/28 20Z,   0.30,   2.77,   2.73,  99.90,  -0.34,
04/28 21Z,   0.30,   8.86,   8.81,  99.90,  -0.35,
04/28 22Z,   0.30,  14.53,  14.51,  99.90,  -0.32,
04/28 23Z,   0.30,  18.48,  18.23,  99.90,  -0.55,
04/29 00Z,   0.40,  19.87,  19.48,  99.90,  -0.79,  (max)
04/29 01Z,   0.40,  18.50,  18.12,  99.90,  -0.78,
04/29 02Z,   0.40,  14.75,  14.31,  99.90,  -0.84,
04/29 03Z,   0.40,   9.63,   9.15,  99.90,  -0.88,
04/29 04Z,   0.40,   4.51,   4.12,  99.90,  -0.79,
04/29 05Z,   0.30,   0.96,   0.59,  99.90,  -0.67,
04/29 06Z,   0.40,   0.25,   0.11,  99.90,  -0.54,  (min)
04/29 07Z,   0.30,   2.62,   2.92,  99.90,   0.00,
04/29 08Z,   0.30,   7.20,   7.76,  99.90,   0.26,
04/29 09Z,   0.30,  12.70,  13.18,  99.90,   0.18,
04/29 10Z,   0.20,  17.78,  18.05,  99.90,   0.07,
04/29 11Z,   0.10,  21.19,  21.40,  99.90,   0.11,
04/29 12Z,   0.10,  22.01,  22.11,  99.90,   0.00,  (max)
04/29 13Z,   0.10,  19.96,  19.83,  99.90,  -0.23,
04/29 14Z,   0.10,  15.38,  15.09,  99.90,  -0.39,
04/29 15Z,   0.00,   9.14,   9.03,  99.90,  -0.11,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/29 16Z,   0.00,   2.58,  99.90,   2.47,  -0.11,
04/29 17Z,   0.00,  -2.80,  99.90,  -2.90,  -0.11,
04/29 18Z,   0.00,  -5.53,  99.90,  -5.63,  -0.10,  (min)
04/29 19Z,   0.00,  -4.90,  99.90,  -5.00,  -0.10,
04/29 20Z,   0.00,  -1.34,  99.90,  -1.44,  -0.10,
04/29 21Z,   0.10,   4.02,  99.90,   4.03,  -0.09,
04/29 22Z,   0.10,   9.95,  99.90,   9.95,  -0.09,
04/29 23Z,   0.10,  15.15,  99.90,  15.16,  -0.09,
04/30 00Z,   0.10,  18.49,  99.90,  18.51,  -0.09,
04/30 01Z,   0.00,  19.29,  99.90,  19.21,  -0.08,  (max)
04/30 02Z,   0.00,  17.47,  99.90,  17.38,  -0.08,
04/30 03Z,  -0.10,  13.56,  99.90,  13.38,  -0.08,
04/30 04Z,  -0.10,   8.65,  99.90,   8.47,  -0.08,
04/30 05Z,  -0.10,   4.12,  99.90,   3.94,  -0.08,
04/30 06Z,   0.00,   1.42,  99.90,   1.35,  -0.08,  (min)
04/30 07Z,   0.00,   1.57,  99.90,   1.49,  -0.08,
04/30 08Z,   0.00,   4.48,  99.90,   4.40,  -0.08,
04/30 09Z,   0.00,   9.10,  99.90,   9.02,  -0.08,
04/30 10Z,   0.00,  14.20,  99.90,  14.12,  -0.08,
04/30 11Z,   0.00,  18.56,  99.90,  18.48,  -0.08,
04/30 12Z,   0.00,  21.08,  99.90,  21.00,  -0.08,  (max)
04/30 13Z,   0.00,  21.06,  99.90,  20.98,  -0.08,
04/30 14Z,  -0.10,  18.38,  99.90,  18.21,  -0.08,
04/30 15Z,  -0.20,  13.52,  99.90,  13.25,  -0.08,
04/30 16Z,  -0.30,   7.46,  99.90,   7.08,  -0.08,
04/30 17Z,  -0.30,   1.48,  99.90,   1.10,  -0.08,
04/30 18Z,  -0.20,  -3.01,  99.90,  -3.29,  -0.08,
04/30 19Z,  -0.10,  -4.82,  99.90,  -5.00,  -0.08,  (min)
04/30 20Z,   0.00,  -3.53,  99.90,  -3.61,  -0.08,
04/30 21Z,   0.30,   0.20,  99.90,   0.42,  -0.08,
04/30 22Z,   0.40,   5.29,  99.90,   5.61,  -0.08,
04/30 23Z,   0.40,  10.64,  99.90,  10.97,  -0.08,
05/01 00Z,   0.30,  15.14,  99.90,  15.36,  -0.08,
05/01 01Z,   0.20,  17.80,  99.90,  17.92,  -0.08,
05/01 02Z,   0.00,  18.10,  99.90,  18.02,  -0.08,  (max)
05/01 03Z,   0.00,  16.09,  99.90,  16.01,  -0.08,
05/01 04Z,  -0.10,  12.39,  99.90,  12.21,  -0.08,
05/01 05Z,  -0.10,   8.05,  99.90,   7.87,  -0.08,
05/01 06Z,   0.00,   4.34,  99.90,   4.26,  -0.08,
05/01 07Z,   0.00,   2.50,  99.90,   2.42,  -0.08,  (min)
05/01 08Z,   0.10,   3.25,  99.90,   3.27,  -0.08,
05/01 09Z,   0.10,   6.25,  99.90,   6.27,  -0.08,
05/01 10Z,   0.10,  10.48,  99.90,  10.50,  -0.08,
05/01 11Z,   0.10,  14.83,  99.90,  14.86,  -0.08,
05/01 12Z,   0.20,  18.32,  99.90,  18.44,  -0.08,
05/01 13Z,   0.20,  20.01,  99.90,  20.13,  -0.08,  (max)
05/01 14Z,   0.30,  19.39,  99.90,  19.61,  -0.08,
05/01 15Z,   0.30,  16.49,  99.90,  16.71,  -0.08,
05/01 16Z,   0.30,  11.85,  99.90,  12.07,  -0.08,
05/01 17Z,   0.40,   6.43,  99.90,   6.75,  -0.08,
05/01 18Z,   0.50,   1.36,  99.90,   1.79,  -0.08,
05/01 19Z,   0.50,  -2.16,  99.90,  -1.74,  -0.08,
05/01 20Z,   0.40,  -3.22,  99.90,  -2.90,  -0.08,  (min)
05/01 21Z,   0.40,  -1.67,  99.90,  -1.35,  -0.08,
05/01 22Z,   0.40,   1.80,  99.90,   2.12,  -0.08,
05/01 23Z,   0.40,   6.24,  99.90,   6.57,  -0.08,
05/02 00Z,   0.50,  10.80,  99.90,  11.22,  -0.08,
05/02 01Z,   0.60,  14.51,  99.90,  15.04,  -0.08,
05/02 02Z,   0.60,  16.58,  99.90,  17.11,  -0.08,
05/02 03Z,   0.60,  16.63,  99.90,  17.15,  -0.08,  (max)
05/02 04Z,   0.50,  14.75,  99.90,  15.17,  -0.08,
05/02 05Z,   0.50,  11.57,  99.90,  11.99,  -0.08,
05/02 06Z,   0.50,   8.01,  99.90,   8.43,  -0.08,
05/02 07Z,   0.50,   5.14,  99.90,   5.56,  -0.08,
05/02 08Z,   0.50,   3.94,  99.90,   4.36,  -0.08,  (min)
05/02 09Z,   0.60,   4.89,  99.90,   5.41,  -0.08,
05/02 10Z,   0.60,   7.57,  99.90,   8.09,  -0.08,
05/02 11Z,   0.60,  11.06,  99.90,  11.58,  -0.08,
05/02 12Z,   0.50,  14.53,  99.90,  14.96,  -0.08,
05/02 13Z,   0.40,  17.18,  99.90,  17.50,  -0.08,
05/02 14Z,   0.30,  18.26,  99.90,  18.48,  -0.08,  (max)
05/02 15Z,   0.20,  17.40,  99.90,  17.52,  -0.08,
05/02 16Z,   0.20,  14.70,  99.90,  14.83,  -0.08,
05/02 17Z,   0.30,  10.70,  99.90,  10.92,  -0.08,
05/02 18Z,   0.40,   6.20,  99.90,   6.52,  -0.08,
05/02 19Z,   0.50,   2.14,  99.90,   2.56,  -0.08,
05/02 20Z,   0.60,  -0.57,  99.90,  -0.05,  -0.08,
05/02 21Z,   0.70,  -1.22,  99.90,  -0.60,  -0.08,  (min)
05/02 22Z,   0.80,   0.20,  99.90,   0.92,  -0.08,
05/02 23Z,   0.70,   3.07,  99.90,   3.69,  -0.08,
05/03 00Z,   0.70,   6.71,  99.90,   7.33,  -0.08,
05/03 01Z,   0.60,  10.44,  99.90,  10.97,  -0.08,
05/03 02Z,   0.50,  13.50,  99.90,  13.93,  -0.08,
05/03 03Z,   0.30,  15.21,  99.90,  15.43,  -0.08,
05/03 04Z,   0.30,  15.27,  99.90,  15.49,  -0.08,  (max)
05/03 05Z,   0.20,  13.80,  99.90,  13.92,  -0.08,
05/03 06Z,   0.30,  11.31,  99.90,  11.53,  -0.08,
05/03 07Z,  99.90,   8.52,  99.90,  99.90,  -0.08,
05/03 08Z,  99.90,   6.27,  99.90,  99.90,  -0.08,
05/03 09Z,  99.90,   5.36,  99.90,  99.90,  -0.08,
05/03 10Z,  99.90,   6.12,  99.90,  99.90,  -0.08,
05/03 11Z,  99.90,   8.16,  99.90,  99.90,  -0.08,
05/03 12Z,  99.90,  10.79,  99.90,  99.90,  -0.08,