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
Duck Pier, NC
Cape Hatteras NC
Beaufort, NC
Wilmington, NC
Wrightsville Bch
Holden Beach, NC
Springmaid, SC
Charleston, SC
Ft. Pulaski, GA
Fernandina, FL
Surge List
East Coast
#Ketchikan, AK : 07/20/2025 10:20:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 18Z,  -0.20,   7.04,   6.77,  99.90,  -0.07,
07/18 19Z,  -0.20,   4.83,   4.47,  99.90,  -0.16,
07/18 20Z,  -0.20,   3.31,   2.96,  99.90,  -0.15,
07/18 21Z,  -0.20,   2.96,   2.73,  99.90,  -0.03,  (min)
07/18 22Z,  -0.20,   3.90,   3.86,  99.90,   0.16,
07/18 23Z,  -0.20,   5.96,   6.08,  99.90,   0.32,
07/19 00Z,  -0.10,   8.66,   8.74,  99.90,   0.18,
07/19 01Z,  -0.10,  11.41,  11.33,  99.90,   0.02,
07/19 02Z,  -0.10,  13.61,  13.40,  99.90,  -0.11,
07/19 03Z,  -0.10,  14.77,  14.46,  99.90,  -0.21,  (max)
07/19 04Z,  -0.20,  14.61,  14.25,  99.90,  -0.16,
07/19 05Z,  -0.20,  13.10,  12.79,  99.90,  -0.11,
07/19 06Z,  -0.20,  10.53,  10.27,  99.90,  -0.06,
07/19 07Z,  -0.20,   7.43,   7.19,  99.90,  -0.04,
07/19 08Z,  -0.30,   4.46,   4.29,  99.90,   0.13,
07/19 09Z,  -0.30,   2.27,   2.12,  99.90,   0.15,
07/19 10Z,  -0.30,   1.32,   1.16,  99.90,   0.14,  (min)
07/19 11Z,  -0.30,   1.74,   1.57,  99.90,   0.13,
07/19 12Z,  -0.20,   3.32,   3.17,  99.90,   0.05,
07/19 13Z,  -0.20,   5.60,   5.51,  99.90,   0.11,
07/19 14Z,  -0.20,   7.98,   7.97,  99.90,   0.19,
07/19 15Z,  -0.20,   9.88,   9.94,  99.90,   0.26,
07/19 16Z,  -0.20,  10.87,  10.87,  99.90,   0.20,  (max)
07/19 17Z,  -0.20,  10.74,  10.57,  99.90,   0.03,
07/19 18Z,  -0.20,   9.61,   9.30,  99.90,  -0.11,
07/19 19Z,  -0.20,   7.83,   7.44,  99.90,  -0.19,
07/19 20Z,  -0.20,   5.96,   5.67,  99.90,  -0.09,
07/19 21Z,  -0.20,   4.59,   4.47,  99.90,   0.08,
07/19 22Z,  -0.20,   4.17,   4.34,  99.90,   0.37,  (min)
07/19 23Z,  -0.20,   4.89,   5.21,  99.90,   0.52,
07/20 00Z,  -0.20,   6.64,   6.91,  99.90,   0.47,
07/20 01Z,  -0.20,   9.04,   9.08,  99.90,   0.24,
07/20 02Z,  -0.20,  11.57,  11.31,  99.90,  -0.06,
07/20 03Z,  -0.30,  13.66,  13.25,  99.90,  -0.11,
07/20 04Z,  -0.30,  14.83,  14.39,  99.90,  -0.14,
07/20 05Z,  -0.30,  14.76,  14.43,  99.90,  -0.03,  (max)
07/20 06Z,  -0.30,  13.38,  13.15,  99.90,   0.07,
07/20 07Z,  -0.30,  10.86,  10.70,  99.90,   0.14,
07/20 08Z,  -0.30,   7.70,   7.54,  99.90,   0.14,
07/20 09Z,  -0.30,   4.52,   4.33,  99.90,   0.11,
07/20 10Z,  -0.30,   2.01,   1.72,  99.90,   0.01,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/20 11Z,  -0.30,   0.69,  99.90,   0.42,   0.03,  (min)
07/20 12Z,  -0.20,   0.78,  99.90,   0.63,   0.05,
07/20 13Z,  -0.20,   2.15,  99.90,   2.02,   0.07,
07/20 14Z,  -0.30,   4.41,  99.90,   4.20,   0.10,
07/20 15Z,  -0.40,   6.97,  99.90,   6.69,   0.12,
07/20 16Z,  -0.40,   9.22,  99.90,   8.96,   0.14,
07/20 17Z,  -0.40,  10.68,  99.90,  10.44,   0.16,
07/20 18Z,  -0.50,  11.06,  99.90,  10.75,   0.19,  (max)
07/20 19Z,  -0.50,  10.36,  99.90,  10.06,   0.21,
07/20 20Z,  -0.50,   8.85,  99.90,   8.58,   0.23,
07/20 21Z,  -0.40,   7.05,  99.90,   6.91,   0.25,
07/20 22Z,  -0.40,   5.55,  99.90,   5.43,   0.28,
07/20 23Z,  -0.40,   4.86,  99.90,   4.73,   0.28,  (min)
07/21 00Z,  -0.30,   5.26,  99.90,   5.23,   0.28,
07/21 01Z,  -0.30,   6.73,  99.90,   6.70,   0.28,
07/21 02Z,  -0.30,   8.97,  99.90,   8.94,   0.28,
07/21 03Z,  -0.30,  11.47,  99.90,  11.45,   0.28,
07/21 04Z,  -0.30,  13.68,  99.90,  13.66,   0.28,
07/21 05Z,  -0.40,  15.04,  99.90,  14.92,   0.28,
07/21 06Z,  -0.40,  15.17,  99.90,  15.05,   0.28,  (max)
07/21 07Z,  -0.40,  13.90,  99.90,  13.77,   0.28,
07/21 08Z,  -0.40,  11.35,  99.90,  11.23,   0.28,
07/21 09Z,  -0.40,   7.97,  99.90,   7.85,   0.28,
07/21 10Z,  -0.30,   4.44,  99.90,   4.42,   0.28,
07/21 11Z,  -0.30,   1.51,  99.90,   1.49,   0.28,
07/21 12Z,  -0.30,  -0.18,  99.90,  -0.21,   0.28,
07/21 13Z,  -0.30,  -0.33,  99.90,  -0.35,   0.28,  (min)
07/21 14Z,  -0.30,   1.02,  99.90,   1.00,   0.28,
07/21 15Z,  -0.30,   3.47,  99.90,   3.44,   0.28,
07/21 16Z,  -0.30,   6.39,  99.90,   6.36,   0.28,
07/21 17Z,  -0.30,   9.11,  99.90,   9.08,   0.28,
07/21 18Z,  -0.40,  11.04,  99.90,  10.91,   0.28,
07/21 19Z,  -0.40,  11.80,  99.90,  11.68,   0.28,  (max)
07/21 20Z,  -0.40,  11.32,  99.90,  11.19,   0.28,
07/21 21Z,  -0.40,   9.82,  99.90,   9.69,   0.28,
07/21 22Z,  -0.30,   7.82,  99.90,   7.79,   0.28,
07/21 23Z,  -0.20,   5.98,  99.90,   6.05,   0.28,
07/22 00Z,  -0.20,   4.92,  99.90,   5.00,   0.28,  (min)
07/22 01Z,  -0.10,   5.03,  99.90,   5.21,   0.28,
07/22 02Z,  -0.10,   6.37,  99.90,   6.55,   0.28,
07/22 03Z,  -0.10,   8.65,  99.90,   8.83,   0.28,
07/22 04Z,  -0.10,  11.36,  99.90,  11.53,   0.28,
07/22 05Z,  -0.10,  13.84,  99.90,  14.01,   0.28,
07/22 06Z,  -0.20,  15.47,  99.90,  15.54,   0.28,
07/22 07Z,  -0.20,  15.77,  99.90,  15.84,   0.28,  (max)
07/22 08Z,  -0.30,  14.50,  99.90,  14.48,   0.28,
07/22 09Z,  -0.30,  11.76,  99.90,  11.74,   0.28,
07/22 10Z,  -0.30,   8.03,  99.90,   8.01,   0.28,
07/22 11Z,  -0.20,   4.06,  99.90,   4.14,   0.28,
07/22 12Z,  -0.20,   0.74,  99.90,   0.81,   0.28,
07/22 13Z,  -0.20,  -1.21,  99.90,  -1.13,   0.28,
07/22 14Z,  -0.10,  -1.37,  99.90,  -1.20,   0.28,  (min)
07/22 15Z,  -0.10,   0.18,  99.90,   0.36,   0.28,
07/22 16Z,  -0.20,   3.01,  99.90,   3.08,   0.28,
07/22 17Z,  -0.20,   6.39,  99.90,   6.47,   0.28,
07/22 18Z,  -0.20,   9.56,  99.90,   9.64,   0.28,
07/22 19Z,  -0.20,  11.84,  99.90,  11.91,   0.28,
07/22 20Z,  -0.20,  12.76,  99.90,  12.84,   0.28,  (max)
07/22 21Z,  -0.20,  12.22,  99.90,  12.29,   0.28,
07/22 22Z,  -0.20,  10.45,  99.90,  10.53,   0.28,
07/22 23Z,  -0.10,   8.05,  99.90,   8.23,   0.28,
07/23 00Z,   0.00,   5.80,  99.90,   6.07,   0.28,
07/23 01Z,   0.00,   4.43,  99.90,   4.70,   0.28,
07/23 02Z,   0.00,   4.41,  99.90,   4.69,   0.28,  (min)
07/23 03Z,   0.00,   5.84,  99.90,   6.11,   0.28,
07/23 04Z,   0.00,   8.37,  99.90,   8.64,   0.28,
07/23 05Z,  -0.10,  11.40,  99.90,  11.58,   0.28,
07/23 06Z,  -0.10,  14.20,  99.90,  14.37,   0.28,
07/23 07Z,  -0.20,  16.05,  99.90,  16.12,   0.28,
07/23 08Z,  -0.20,  16.39,  99.90,  16.46,   0.28,  (max)
07/23 09Z,  -0.20,  14.96,  99.90,  15.03,   0.28,
07/23 10Z,  -0.20,  11.87,  99.90,  11.95,   0.28,
07/23 11Z,  -0.20,   7.69,  99.90,   7.77,   0.28,
07/23 12Z,  -0.10,   3.31,  99.90,   3.49,   0.28,
07/23 13Z,  -0.10,  -0.26,  99.90,  -0.09,   0.28,
07/23 14Z,   0.00,  -2.21,  99.90,  -1.93,   0.28,  (min)
07/23 15Z,   0.00,  -2.13,  99.90,  -1.85,   0.28,
07/23 16Z,  -0.10,  -0.15,  99.90,   0.02,   0.28,
07/23 17Z,  -0.10,   3.16,  99.90,   3.34,   0.28,
07/23 18Z,  -0.10,   7.00,  99.90,   7.17,   0.28,
07/23 19Z,  -0.20,  10.49,  99.90,  10.56,   0.28,
07/23 20Z,  -0.20,  12.88,  99.90,  12.96,   0.28,
07/23 21Z,  -0.20,  13.69,  99.90,  13.77,   0.28,  (max)
07/23 22Z,  -0.10,  12.82,  99.90,  12.99,   0.28,
07/23 23Z,   0.00,  10.58,  99.90,  10.85,   0.28,
07/24 00Z,   0.00,   7.70,  99.90,   7.97,   0.28,
07/24 01Z,  99.90,   5.09,  99.90,  99.90,   0.28,
07/24 02Z,  99.90,   3.59,  99.90,  99.90,   0.28,
07/24 03Z,  99.90,   3.68,  99.90,  99.90,   0.28,
07/24 04Z,  99.90,   5.40,  99.90,  99.90,   0.28,
07/24 05Z,  99.90,   8.31,  99.90,  99.90,   0.28,
07/24 06Z,  99.90,  11.69,  99.90,  99.90,   0.28,