EXTRA-TROPICAL  STORM  SURGE
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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
#Mytle Beach, Springmaid Pier, SC : 04/22/2026 01:21:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 06Z,   0.50,   1.76,   2.21,  99.90,  -0.05,
04/20 07Z,   0.50,   0.46,   1.13,  99.90,   0.17,
04/20 08Z,   0.50,  -0.30,   0.93,  99.90,   0.73,  (min)
04/20 09Z,   0.50,  -0.31,   0.98,  99.90,   0.79,
04/20 10Z,   0.50,   0.44,   1.74,  99.90,   0.80,
04/20 11Z,   0.50,   1.70,   2.57,  99.90,   0.37,
04/20 12Z,   0.50,   3.12,   3.63,  99.90,   0.01,
04/20 13Z,   0.60,   4.31,   4.84,  99.90,  -0.07,
04/20 14Z,   0.60,   4.95,   5.85,  99.90,   0.30,
04/20 15Z,   0.60,   4.89,   5.98,  99.90,   0.49,  (max)
04/20 16Z,   0.60,   4.17,   5.19,  99.90,   0.42,
04/20 17Z,   0.50,   2.97,   3.80,  99.90,   0.33,
04/20 18Z,   0.60,   1.59,   2.11,  99.90,  -0.08,
04/20 19Z,   0.60,   0.35,   0.78,  99.90,  -0.17,
04/20 20Z,   0.60,  -0.40,   0.08,  99.90,  -0.12,  (min)
04/20 21Z,   0.60,  -0.37,   0.46,  99.90,   0.23,
04/20 22Z,   0.60,   0.48,   1.44,  99.90,   0.36,
04/20 23Z,   0.60,   1.95,   2.90,  99.90,   0.35,
04/21 00Z,   0.50,   3.63,   4.57,  99.90,   0.44,
04/21 01Z,   0.50,   5.10,   5.89,  99.90,   0.29,
04/21 02Z,   0.50,   6.04,   6.65,  99.90,   0.11,
04/21 03Z,   0.40,   6.23,   6.96,  99.90,   0.33,  (max)
04/21 04Z,   0.40,   5.70,   6.41,  99.90,   0.31,
04/21 05Z,   0.30,   4.60,   5.24,  99.90,   0.34,
04/21 06Z,   0.40,   3.19,   3.76,  99.90,   0.17,
04/21 07Z,   0.40,   1.74,   2.23,  99.90,   0.09,
04/21 08Z,   0.30,   0.55,   1.06,  99.90,   0.21,
04/21 09Z,   0.40,  -0.10,   0.52,  99.90,   0.22,  (min)
04/21 10Z,   0.40,  -0.03,   0.59,  99.90,   0.22,
04/21 11Z,   0.40,   0.69,   1.36,  99.90,   0.27,
04/21 12Z,   0.50,   1.84,   2.52,  99.90,   0.18,
04/21 13Z,   0.50,   3.10,   4.06,  99.90,   0.46,
04/21 14Z,   0.50,   4.15,   5.12,  99.90,   0.47,
04/21 15Z,   0.50,   4.73,   5.55,  99.90,   0.32,  (max)
04/21 16Z,   0.60,   4.68,   5.47,  99.90,   0.19,
04/21 17Z,   0.60,   4.02,   4.67,  99.90,   0.05,
04/21 18Z,   0.60,   2.91,   3.58,  99.90,   0.07,
04/21 19Z,   0.60,   1.62,   2.31,  99.90,   0.09,
04/21 20Z,   0.60,   0.47,   1.41,  99.90,   0.34,
04/21 21Z,   0.60,  -0.17,   0.84,  99.90,   0.41,  (min)
04/21 22Z,   0.60,  -0.08,   0.92,  99.90,   0.40,
04/21 23Z,   0.60,   0.75,   1.69,  99.90,   0.34,
04/22 00Z,   0.60,   2.08,   3.02,  99.90,   0.34,
04/22 01Z,   0.60,   3.58,   4.45,  99.90,   0.27,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/22 02Z,   0.60,   4.88,  99.90,   5.74,   0.26,
04/22 03Z,   0.50,   5.73,  99.90,   6.47,   0.24,
04/22 04Z,   0.40,   5.93,  99.90,   6.55,   0.22,  (max)
04/22 05Z,   0.40,   5.46,  99.90,   6.07,   0.20,
04/22 06Z,   0.40,   4.46,  99.90,   5.05,   0.19,
04/22 07Z,   0.50,   3.15,  99.90,   3.82,   0.17,
04/22 08Z,   0.50,   1.81,  99.90,   2.46,   0.15,
04/22 09Z,   0.50,   0.73,  99.90,   1.36,   0.14,
04/22 10Z,   0.50,   0.16,  99.90,   0.78,   0.12,
04/22 11Z,   0.40,   0.24,  99.90,   0.74,   0.10,  (min)
04/22 12Z,   0.40,   0.87,  99.90,   1.36,   0.08,
04/22 13Z,   0.40,   1.87,  99.90,   2.34,   0.07,
04/22 14Z,   0.50,   2.99,  99.90,   3.55,   0.07,
04/22 15Z,   0.50,   3.97,  99.90,   4.53,   0.07,
04/22 16Z,   0.50,   4.55,  99.90,   5.12,   0.07,
04/22 17Z,   0.50,   4.57,  99.90,   5.14,   0.07,  (max)
04/22 18Z,   0.40,   3.99,  99.90,   4.46,   0.07,
04/22 19Z,   0.50,   2.96,  99.90,   3.53,   0.07,
04/22 20Z,   0.50,   1.75,  99.90,   2.32,   0.07,
04/22 21Z,   0.50,   0.69,  99.90,   1.26,   0.07,
04/22 22Z,   0.50,   0.11,  99.90,   0.68,   0.07,  (min)
04/22 23Z,   0.50,   0.19,  99.90,   0.76,   0.07,
04/23 00Z,   0.40,   0.91,  99.90,   1.37,   0.07,
04/23 01Z,   0.30,   2.06,  99.90,   2.42,   0.07,
04/23 02Z,   0.30,   3.37,  99.90,   3.73,   0.07,
04/23 03Z,   0.20,   4.57,  99.90,   4.83,   0.07,
04/23 04Z,   0.20,   5.39,  99.90,   5.66,   0.07,
04/23 05Z,   0.20,   5.64,  99.90,   5.91,   0.07,  (max)
04/23 06Z,   0.30,   5.26,  99.90,   5.63,   0.07,
04/23 07Z,   0.30,   4.35,  99.90,   4.72,   0.07,
04/23 08Z,   0.30,   3.15,  99.90,   3.52,   0.07,
04/23 09Z,   0.30,   1.92,  99.90,   2.28,   0.07,
04/23 10Z,   0.20,   0.93,  99.90,   1.20,   0.07,
04/23 11Z,   0.10,   0.41,  99.90,   0.58,   0.07,  (min)
04/23 12Z,   0.10,   0.43,  99.90,   0.60,   0.07,
04/23 13Z,   0.20,   0.94,  99.90,   1.21,   0.07,
04/23 14Z,   0.20,   1.80,  99.90,   2.07,   0.07,
04/23 15Z,   0.30,   2.85,  99.90,   3.22,   0.07,
04/23 16Z,   0.30,   3.84,  99.90,   4.21,   0.07,
04/23 17Z,   0.30,   4.49,  99.90,   4.86,   0.07,
04/23 18Z,   0.30,   4.58,  99.90,   4.94,   0.07,  (max)
04/23 19Z,   0.40,   4.06,  99.90,   4.53,   0.07,
04/23 20Z,   0.50,   3.10,  99.90,   3.67,   0.07,
04/23 21Z,   0.60,   1.97,  99.90,   2.63,   0.07,
04/23 22Z,   0.60,   0.97,  99.90,   1.64,   0.07,
04/23 23Z,   0.50,   0.39,  99.90,   0.96,   0.07,
04/24 00Z,   0.50,   0.39,  99.90,   0.95,   0.07,  (min)
04/24 01Z,   0.40,   0.94,  99.90,   1.40,   0.07,
04/24 02Z,   0.40,   1.90,  99.90,   2.37,   0.07,
04/24 03Z,   0.30,   3.09,  99.90,   3.45,   0.07,
04/24 04Z,   0.30,   4.25,  99.90,   4.62,   0.07,
04/24 05Z,   0.30,   5.10,  99.90,   5.47,   0.07,
04/24 06Z,   0.30,   5.41,  99.90,   5.77,   0.07,  (max)
04/24 07Z,   0.40,   5.09,  99.90,   5.56,   0.07,
04/24 08Z,   0.40,   4.26,  99.90,   4.73,   0.07,
04/24 09Z,   0.40,   3.15,  99.90,   3.62,   0.07,
04/24 10Z,   0.40,   2.02,  99.90,   2.49,   0.07,
04/24 11Z,   0.30,   1.09,  99.90,   1.46,   0.07,
04/24 12Z,   0.30,   0.56,  99.90,   0.92,   0.07,  (min)
04/24 13Z,   0.40,   0.49,  99.90,   0.96,   0.07,
04/24 14Z,   0.40,   0.90,  99.90,   1.37,   0.07,
04/24 15Z,   0.40,   1.71,  99.90,   2.18,   0.07,
04/24 16Z,   0.40,   2.78,  99.90,   3.24,   0.07,
04/24 17Z,   0.50,   3.83,  99.90,   4.40,   0.07,
04/24 18Z,   0.50,   4.55,  99.90,   5.11,   0.07,
04/24 19Z,   0.50,   4.68,  99.90,   5.25,   0.07,  (max)
04/24 20Z,   0.60,   4.22,  99.90,   4.88,   0.07,
04/24 21Z,   0.60,   3.31,  99.90,   3.98,   0.07,
04/24 22Z,   0.60,   2.22,  99.90,   2.89,   0.07,
04/24 23Z,   0.50,   1.23,  99.90,   1.80,   0.07,
04/25 00Z,   0.50,   0.60,  99.90,   1.17,   0.07,
04/25 01Z,   0.40,   0.47,  99.90,   0.93,   0.07,  (min)
04/25 02Z,   0.40,   0.86,  99.90,   1.33,   0.07,
04/25 03Z,   0.40,   1.70,  99.90,   2.17,   0.07,
04/25 04Z,   0.40,   2.84,  99.90,   3.31,   0.07,
04/25 05Z,   0.40,   4.01,  99.90,   4.48,   0.07,
04/25 06Z,   0.40,   4.89,  99.90,   5.36,   0.07,
04/25 07Z,   0.40,   5.22,  99.90,   5.69,   0.07,  (max)
04/25 08Z,   0.50,   4.93,  99.90,   5.50,   0.07,
04/25 09Z,   0.50,   4.17,  99.90,   4.74,   0.07,
04/25 10Z,   0.50,   3.14,  99.90,   3.70,   0.07,
04/25 11Z,   0.50,   2.06,  99.90,   2.62,   0.07,
04/25 12Z,   0.50,   1.14,  99.90,   1.71,   0.07,
04/25 13Z,   0.50,   0.56,  99.90,   1.13,   0.07,
04/25 14Z,   0.50,   0.44,  99.90,   1.01,   0.07,  (min)
04/25 15Z,   0.60,   0.83,  99.90,   1.49,   0.07,
04/25 16Z,   0.60,   1.68,  99.90,   2.34,   0.07,
04/25 17Z,   0.60,   2.83,  99.90,   3.49,   0.07,
04/25 18Z,   0.70,   3.96,  99.90,   4.73,   0.07,