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 : 04/23/2025 21:21:18 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/22 06Z,  -0.20,  12.68,  12.41,  99.90,  -0.07,
04/22 07Z,  -0.20,  13.13,  12.88,  99.90,  -0.05,  (max)
04/22 08Z,  -0.10,  12.63,  12.46,  99.90,  -0.07,
04/22 09Z,  -0.10,  11.39,  11.26,  99.90,  -0.03,
04/22 10Z,  -0.10,   9.77,   9.67,  99.90,  -0.00,
04/22 11Z,  -0.10,   8.20,   8.14,  99.90,   0.04,
04/22 12Z,  -0.20,   7.21,   7.08,  99.90,   0.07,
04/22 13Z,  -0.20,   7.20,   6.92,  99.90,  -0.08,  (min)
04/22 14Z,  -0.20,   8.07,   7.78,  99.90,  -0.09,
04/22 15Z,  -0.20,   9.45,   9.21,  99.90,  -0.04,
04/22 16Z,  -0.20,  11.09,  10.75,  99.90,  -0.14,
04/22 17Z,  -0.30,  12.60,  12.16,  99.90,  -0.14,
04/22 18Z,  -0.30,  13.44,  13.03,  99.90,  -0.11,  (max)
04/22 19Z,  -0.30,  13.28,  12.85,  99.90,  -0.13,
04/22 20Z,  -0.30,  12.09,  11.50,  99.90,  -0.29,
04/22 21Z,  -0.30,  10.10,   9.51,  99.90,  -0.29,
04/22 22Z,  -0.30,   7.69,   7.19,  99.90,  -0.20,
04/22 23Z,  -0.30,   5.28,   4.85,  99.90,  -0.13,
04/23 00Z,  -0.40,   3.40,   3.06,  99.90,   0.06,
04/23 01Z,  -0.40,   2.60,   2.42,  99.90,   0.22,  (min)
04/23 02Z,  -0.40,   3.10,   3.00,  99.90,   0.30,
04/23 03Z,  -0.50,   4.65,   4.54,  99.90,   0.39,
04/23 04Z,  -0.50,   7.00,   6.89,  99.90,   0.39,
04/23 05Z,  -0.50,   9.80,   9.53,  99.90,   0.23,
04/23 06Z,  -0.50,  12.40,  11.94,  99.90,   0.04,
04/23 07Z,  -0.50,  14.13,  13.56,  99.90,  -0.07,
04/23 08Z,  -0.40,  14.60,  14.13,  99.90,  -0.07,  (max)
04/23 09Z,  -0.40,  13.78,  13.44,  99.90,   0.06,
04/23 10Z,  -0.30,  11.90,  11.70,  99.90,   0.10,
04/23 11Z,  -0.30,   9.44,   9.39,  99.90,   0.25,
04/23 12Z,  -0.40,   7.00,   7.03,  99.90,   0.43,
04/23 13Z,  -0.40,   5.36,   5.34,  99.90,   0.38,
04/23 14Z,  -0.40,   5.06,   4.95,  99.90,   0.29,  (min)
04/23 15Z,  -0.50,   6.04,   5.91,  99.90,   0.37,
04/23 16Z,  -0.50,   7.97,   7.86,  99.90,   0.39,
04/23 17Z,  -0.50,  10.44,  10.19,  99.90,   0.25,
04/23 18Z,  -0.50,  12.83,  12.48,  99.90,   0.15,
04/23 19Z,  -0.40,  14.37,  14.08,  99.90,   0.11,
04/23 20Z,  -0.40,  14.60,  14.33,  99.90,   0.13,  (max)
04/23 21Z,  -0.30,  13.43,  13.02,  99.90,  -0.11,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/23 22Z,  -0.20,  11.10,  99.90,  10.80,  -0.10,
04/23 23Z,  -0.10,   8.08,  99.90,   7.89,  -0.09,
04/24 00Z,  -0.10,   4.96,  99.90,   4.78,  -0.08,
04/24 01Z,  -0.10,   2.53,  99.90,   2.36,  -0.07,
04/24 02Z,  -0.10,   1.55,  99.90,   1.40,  -0.06,  (min)
04/24 03Z,  -0.10,   2.28,  99.90,   2.13,  -0.05,
04/24 04Z,  -0.10,   4.44,  99.90,   4.30,  -0.04,
04/24 05Z,  -0.10,   7.63,  99.90,   7.50,  -0.03,
04/24 06Z,  -0.10,  11.22,  99.90,  11.10,  -0.02,
04/24 07Z,  -0.10,  14.31,  99.90,  14.21,  -0.00,
04/24 08Z,  -0.10,  16.12,  99.90,  16.02,   0.01,
04/24 09Z,  -0.10,  16.22,  99.90,  16.14,   0.02,  (max)
04/24 10Z,  -0.10,  14.64,  99.90,  14.56,   0.02,
04/24 11Z,   0.00,  11.76,  99.90,  11.78,   0.02,
04/24 12Z,   0.00,   8.21,  99.90,   8.23,   0.02,
04/24 13Z,  -0.10,   4.87,  99.90,   4.79,   0.02,
04/24 14Z,  -0.10,   2.77,  99.90,   2.68,   0.02,
04/24 15Z,  -0.20,   2.52,  99.90,   2.34,   0.02,  (min)
04/24 16Z,  -0.30,   4.06,  99.90,   3.77,   0.02,
04/24 17Z,  -0.30,   6.91,  99.90,   6.63,   0.02,
04/24 18Z,  -0.20,  10.43,  99.90,  10.25,   0.02,
04/24 19Z,  -0.20,  13.71,  99.90,  13.53,   0.02,
04/24 20Z,  -0.10,  15.80,  99.90,  15.72,   0.02,
04/24 21Z,  -0.10,  16.16,  99.90,  16.08,   0.02,  (max)
04/24 22Z,   0.00,  14.71,  99.90,  14.73,   0.02,
04/24 23Z,   0.00,  11.77,  99.90,  11.79,   0.02,
04/25 00Z,   0.00,   7.97,  99.90,   7.99,   0.02,
04/25 01Z,   0.00,   4.16,  99.90,   4.18,   0.02,
04/25 02Z,  -0.10,   1.39,  99.90,   1.31,   0.02,
04/25 03Z,  -0.10,   0.57,  99.90,   0.49,   0.02,  (min)
04/25 04Z,  -0.10,   1.91,  99.90,   1.83,   0.02,
04/25 05Z,  -0.10,   4.98,  99.90,   4.89,   0.02,
04/25 06Z,   0.00,   9.11,  99.90,   9.13,   0.02,
04/25 07Z,   0.00,  13.39,  99.90,  13.41,   0.02,
04/25 08Z,   0.00,  16.69,  99.90,  16.71,   0.02,
04/25 09Z,   0.00,  18.19,  99.90,  18.21,   0.02,  (max)
04/25 10Z,   0.00,  17.54,  99.90,  17.55,   0.02,
04/25 11Z,   0.00,  14.88,  99.90,  14.89,   0.02,
04/25 12Z,   0.00,  10.78,  99.90,  10.80,   0.02,
04/25 13Z,   0.00,   6.14,  99.90,   6.16,   0.02,
04/25 14Z,  -0.10,   2.10,  99.90,   2.01,   0.02,
04/25 15Z,  -0.10,  -0.12,  99.90,  -0.20,   0.02,  (min)
04/25 16Z,  -0.20,   0.10,  99.90,  -0.08,   0.02,
04/25 17Z,  -0.10,   2.54,  99.90,   2.46,   0.02,
04/25 18Z,   0.00,   6.51,  99.90,   6.52,   0.02,
04/25 19Z,   0.00,  11.06,  99.90,  11.08,   0.02,
04/25 20Z,   0.00,  15.04,  99.90,  15.06,   0.02,
04/25 21Z,   0.00,  17.40,  99.90,  17.42,   0.02,
04/25 22Z,   0.00,  17.60,  99.90,  17.61,   0.02,  (max)
04/25 23Z,   0.00,  15.61,  99.90,  15.63,   0.02,
04/26 00Z,   0.00,  11.93,  99.90,  11.95,   0.02,
04/26 01Z,   0.00,   7.38,  99.90,   7.39,   0.02,
04/26 02Z,  -0.10,   3.07,  99.90,   2.98,   0.02,
04/26 03Z,  -0.20,   0.30,  99.90,   0.12,   0.02,
04/26 04Z,  -0.20,   0.03,  99.90,  -0.16,   0.02,  (min)
04/26 05Z,  -0.30,   2.26,  99.90,   1.98,   0.02,
04/26 06Z,  -0.20,   6.33,  99.90,   6.15,   0.02,
04/26 07Z,  -0.20,  11.29,  99.90,  11.11,   0.02,
04/26 08Z,  -0.10,  15.94,  99.90,  15.86,   0.02,
04/26 09Z,   0.00,  19.07,  99.90,  19.08,   0.02,
04/26 10Z,   0.00,  19.89,  99.90,  19.90,   0.02,  (max)
04/26 11Z,   0.00,  18.19,  99.90,  18.21,   0.02,
04/26 12Z,   0.00,  14.31,  99.90,  14.33,   0.02,
04/26 13Z,  -0.10,   9.04,  99.90,   8.96,   0.02,
04/26 14Z,  -0.20,   3.51,  99.90,   3.33,   0.02,
04/26 15Z,  -0.20,  -0.85,  99.90,  -1.03,   0.02,
04/26 16Z,  -0.30,  -2.75,  99.90,  -3.03,   0.02,  (min)
04/26 17Z,  -0.30,  -1.71,  99.90,  -1.99,   0.02,
04/26 18Z,  -0.20,   1.80,  99.90,   1.61,   0.02,
04/26 19Z,  -0.10,   6.82,  99.90,   6.73,   0.02,
04/26 20Z,   0.00,  12.17,  99.90,  12.18,   0.02,
04/26 21Z,   0.00,  16.51,  99.90,  16.53,   0.02,
04/26 22Z,   0.00,  18.81,  99.90,  18.82,   0.02,  (max)
04/26 23Z,   0.00,  18.58,  99.90,  18.60,   0.02,
04/27 00Z,   0.00,  15.94,  99.90,  15.96,   0.02,
04/27 01Z,   0.00,  11.54,  99.90,  11.56,   0.02,
04/27 02Z,  -0.20,   6.43,  99.90,   6.24,   0.02,
04/27 03Z,  -0.30,   1.97,  99.90,   1.69,   0.02,
04/27 04Z,  -0.30,  -0.39,  99.90,  -0.67,   0.02,  (min)
04/27 05Z,  -0.30,   0.17,  99.90,  -0.11,   0.02,
04/27 06Z,  -0.30,   3.40,  99.90,   3.12,   0.02,
04/27 07Z,  -0.20,   8.33,  99.90,   8.15,   0.02,
04/27 08Z,  -0.10,  13.78,  99.90,  13.69,   0.02,
04/27 09Z,   0.00,  18.38,  99.90,  18.40,   0.02,
04/27 10Z,   0.00,  20.95,  99.90,  20.97,   0.02,  (max)
04/27 11Z,   0.00,  20.84,  99.90,  20.86,   0.02,
04/27 12Z,   0.00,  18.00,  99.90,  18.02,   0.02,
04/27 13Z,  99.90,  12.98,  99.90,  99.90,   0.02,
04/27 14Z,  99.90,   6.79,  99.90,  99.90,   0.02,
04/27 15Z,  99.90,   0.81,  99.90,  99.90,   0.02,
04/27 16Z,  99.90,  -3.40,  99.90,  99.90,   0.02,
04/27 17Z,  99.90,  -4.60,  99.90,  99.90,   0.02,
04/27 18Z,  99.90,  -2.57,  99.90,  99.90,   0.02,