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

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Manual
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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 : 04/30/2025 21:23:58 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/29 06Z,   0.40,  -5.48,  -5.22,  99.90,  -0.14,
04/29 07Z,   0.40,  -6.27,  -6.08,  99.90,  -0.21,  (min)
04/29 08Z,   0.40,  -6.24,  -5.94,  99.90,  -0.10,
04/29 09Z,   0.40,  -5.38,  -5.13,  99.90,  -0.15,
04/29 10Z,   0.40,  -3.95,  -3.69,  99.90,  -0.14,
04/29 11Z,   0.30,  -2.33,  -2.09,  99.90,  -0.06,
04/29 12Z,   0.30,  -0.98,  -0.87,  99.90,  -0.19,
04/29 13Z,   0.20,  -0.29,  -0.18,  99.90,  -0.09,  (max)
04/29 14Z,   0.30,  -0.44,  -0.46,  99.90,  -0.32,
04/29 15Z,   0.30,  -1.34,  -1.46,  99.90,  -0.42,
04/29 16Z,   0.20,  -2.73,  -3.02,  99.90,  -0.49,
04/29 17Z,   0.20,  -4.28,  -4.64,  99.90,  -0.56,
04/29 18Z,   0.30,  -5.62,  -5.99,  99.90,  -0.67,
04/29 19Z,   0.30,  -6.36,  -6.72,  99.90,  -0.66,  (min)
04/29 20Z,   0.20,  -6.26,  -6.39,  99.90,  -0.33,
04/29 21Z,   0.20,  -5.26,  -5.22,  99.90,  -0.16,
04/29 22Z,   0.30,  -3.62,  -3.51,  99.90,  -0.19,
04/29 23Z,   0.30,  -1.73,  -1.63,  99.90,  -0.20,
04/30 00Z,   0.20,  -0.09,  -0.07,  99.90,  -0.18,
04/30 01Z,   0.20,   0.91,   0.74,  99.90,  -0.37,
04/30 02Z,   0.20,   1.05,   1.01,  99.90,  -0.24,  (max)
04/30 03Z,   0.20,   0.37,   0.41,  99.90,  -0.16,
04/30 04Z,   0.20,  -0.92,  -1.00,  99.90,  -0.28,
04/30 05Z,   0.20,  -2.52,  -2.71,  99.90,  -0.39,
04/30 06Z,   0.00,  -4.13,  -4.23,  99.90,  -0.10,
04/30 07Z,   0.10,  -5.44,  -5.53,  99.90,  -0.19,
04/30 08Z,   0.10,  -6.11,  -6.21,  99.90,  -0.20,  (min)
04/30 09Z,   0.10,  -5.98,  -5.88,  99.90,  -0.00,
04/30 10Z,   0.00,  -5.10,  -4.84,  99.90,   0.26,
04/30 11Z,   0.00,  -3.74,  -3.55,  99.90,   0.19,
04/30 12Z,   0.00,  -2.27,  -2.22,  99.90,   0.05,
04/30 13Z,   0.00,  -1.09,  -1.13,  99.90,  -0.04,
04/30 14Z,   0.00,  -0.53,  -0.66,  99.90,  -0.13,  (max)
04/30 15Z,   0.00,  -0.73,  -1.04,  99.90,  -0.31,
04/30 16Z,   0.00,  -1.59,  -1.86,  99.90,  -0.27,
04/30 17Z,   0.00,  -2.89,  -3.22,  99.90,  -0.33,
04/30 18Z,   0.00,  -4.33,  -4.67,  99.90,  -0.34,
04/30 19Z,   0.00,  -5.53,  -5.81,  99.90,  -0.28,
04/30 20Z,   0.10,  -6.15,  -6.28,  99.90,  -0.23,  (min)
04/30 21Z,   0.10,  -5.94,  -5.98,  99.90,  -0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/30 22Z,   0.10,  -4.92,  99.90,  -4.96,  -0.14,
04/30 23Z,   0.10,  -3.35,  99.90,  -3.39,  -0.14,
05/01 00Z,   0.10,  -1.65,  99.90,  -1.68,  -0.13,
05/01 01Z,   0.00,  -0.21,  99.90,  -0.34,  -0.13,
05/01 02Z,   0.00,   0.62,  99.90,   0.49,  -0.13,
05/01 03Z,   0.00,   0.68,  99.90,   0.56,  -0.13,  (max)
05/01 04Z,   0.00,   0.03,  99.90,  -0.09,  -0.12,
05/01 05Z,   0.00,  -1.16,  99.90,  -1.28,  -0.12,
05/01 06Z,   0.00,  -2.64,  99.90,  -2.76,  -0.12,
05/01 07Z,   0.00,  -4.12,  99.90,  -4.24,  -0.12,
05/01 08Z,   0.00,  -5.28,  99.90,  -5.39,  -0.11,
05/01 09Z,   0.00,  -5.83,  99.90,  -5.94,  -0.11,  (min)
05/01 10Z,   0.00,  -5.63,  99.90,  -5.74,  -0.11,
05/01 11Z,   0.00,  -4.80,  99.90,  -4.91,  -0.11,
05/01 12Z,   0.00,  -3.58,  99.90,  -3.69,  -0.11,
05/01 13Z,   0.00,  -2.30,  99.90,  -2.41,  -0.11,
05/01 14Z,   0.00,  -1.28,  99.90,  -1.39,  -0.11,
05/01 15Z,   0.00,  -0.80,  99.90,  -0.91,  -0.11,  (max)
05/01 16Z,   0.00,  -0.98,  99.90,  -1.09,  -0.11,
05/01 17Z,   0.00,  -1.75,  99.90,  -1.86,  -0.11,
05/01 18Z,   0.00,  -2.94,  99.90,  -3.05,  -0.11,
05/01 19Z,   0.00,  -4.25,  99.90,  -4.36,  -0.11,
05/01 20Z,   0.00,  -5.33,  99.90,  -5.44,  -0.11,
05/01 21Z,   0.10,  -5.83,  99.90,  -5.84,  -0.11,  (min)
05/01 22Z,   0.10,  -5.57,  99.90,  -5.58,  -0.11,
05/01 23Z,   0.10,  -4.61,  99.90,  -4.62,  -0.11,
05/02 00Z,   0.10,  -3.21,  99.90,  -3.23,  -0.11,
05/02 01Z,   0.10,  -1.74,  99.90,  -1.75,  -0.11,
05/02 02Z,   0.10,  -0.51,  99.90,  -0.52,  -0.11,
05/02 03Z,   0.10,   0.20,  99.90,   0.19,  -0.11,
05/02 04Z,   0.10,   0.26,  99.90,   0.25,  -0.11,  (max)
05/02 05Z,   0.10,  -0.31,  99.90,  -0.32,  -0.11,
05/02 06Z,   0.10,  -1.38,  99.90,  -1.39,  -0.11,
05/02 07Z,   0.10,  -2.72,  99.90,  -2.73,  -0.11,
05/02 08Z,   0.10,  -4.05,  99.90,  -4.06,  -0.11,
05/02 09Z,   0.10,  -5.05,  99.90,  -5.06,  -0.11,
05/02 10Z,   0.00,  -5.49,  99.90,  -5.60,  -0.11,  (min)
05/02 11Z,   0.00,  -5.29,  99.90,  -5.40,  -0.11,
05/02 12Z,   0.00,  -4.56,  99.90,  -4.67,  -0.11,
05/02 13Z,   0.00,  -3.52,  99.90,  -3.63,  -0.11,
05/02 14Z,   0.10,  -2.40,  99.90,  -2.41,  -0.11,
05/02 15Z,   0.00,  -1.49,  99.90,  -1.60,  -0.11,
05/02 16Z,   0.00,  -1.02,  99.90,  -1.13,  -0.11,  (max)
05/02 17Z,   0.00,  -1.13,  99.90,  -1.24,  -0.11,
05/02 18Z,   0.00,  -1.82,  99.90,  -1.93,  -0.11,
05/02 19Z,   0.00,  -2.90,  99.90,  -3.01,  -0.11,
05/02 20Z,   0.10,  -4.10,  99.90,  -4.11,  -0.11,
05/02 21Z,   0.10,  -5.05,  99.90,  -5.06,  -0.11,
05/02 22Z,   0.20,  -5.47,  99.90,  -5.38,  -0.11,  (min)
05/02 23Z,   0.20,  -5.21,  99.90,  -5.12,  -0.11,
05/03 00Z,   0.20,  -4.38,  99.90,  -4.29,  -0.11,
05/03 01Z,   0.20,  -3.21,  99.90,  -3.12,  -0.11,
05/03 02Z,   0.20,  -1.96,  99.90,  -1.87,  -0.11,
05/03 03Z,   0.20,  -0.88,  99.90,  -0.79,  -0.11,
05/03 04Z,   0.20,  -0.21,  99.90,  -0.12,  -0.11,  (max)
05/03 05Z,   0.10,  -0.12,  99.90,  -0.13,  -0.11,
05/03 06Z,   0.10,  -0.62,  99.90,  -0.63,  -0.11,
05/03 07Z,   0.20,  -1.58,  99.90,  -1.49,  -0.11,
05/03 08Z,   0.20,  -2.78,  99.90,  -2.69,  -0.11,
05/03 09Z,   0.10,  -3.95,  99.90,  -3.96,  -0.11,
05/03 10Z,   0.10,  -4.81,  99.90,  -4.83,  -0.11,
05/03 11Z,   0.10,  -5.18,  99.90,  -5.19,  -0.11,  (min)
05/03 12Z,   0.10,  -5.02,  99.90,  -5.03,  -0.11,
05/03 13Z,   0.10,  -4.43,  99.90,  -4.44,  -0.11,
05/03 14Z,   0.10,  -3.53,  99.90,  -3.54,  -0.11,
05/03 15Z,   0.10,  -2.51,  99.90,  -2.52,  -0.11,
05/03 16Z,   0.10,  -1.62,  99.90,  -1.63,  -0.11,
05/03 17Z,   0.00,  -1.12,  99.90,  -1.23,  -0.11,  (max)
05/03 18Z,   0.00,  -1.19,  99.90,  -1.30,  -0.11,
05/03 19Z,   0.10,  -1.81,  99.90,  -1.82,  -0.11,
05/03 20Z,   0.20,  -2.80,  99.90,  -2.71,  -0.11,
05/03 21Z,   0.20,  -3.89,  99.90,  -3.80,  -0.11,
05/03 22Z,   0.20,  -4.75,  99.90,  -4.66,  -0.11,
05/03 23Z,   0.20,  -5.12,  99.90,  -5.03,  -0.11,  (min)
05/04 00Z,   0.20,  -4.94,  99.90,  -4.85,  -0.11,
05/04 01Z,   0.10,  -4.28,  99.90,  -4.29,  -0.11,
05/04 02Z,   0.00,  -3.30,  99.90,  -3.41,  -0.11,
05/04 03Z,   0.00,  -2.20,  99.90,  -2.31,  -0.11,
05/04 04Z,   0.00,  -1.20,  99.90,  -1.31,  -0.11,
05/04 05Z,   0.00,  -0.56,  99.90,  -0.67,  -0.11,
05/04 06Z,   0.00,  -0.45,  99.90,  -0.56,  -0.11,  (max)
05/04 07Z,   0.00,  -0.90,  99.90,  -1.01,  -0.11,
05/04 08Z,   0.00,  -1.77,  99.90,  -1.88,  -0.11,
05/04 09Z,   0.00,  -2.85,  99.90,  -2.96,  -0.11,
05/04 10Z,   0.00,  -3.88,  99.90,  -3.99,  -0.11,
05/04 11Z,   0.00,  -4.64,  99.90,  -4.75,  -0.11,
05/04 12Z,   0.00,  -4.98,  99.90,  -5.09,  -0.11,
05/04 13Z,  99.90,  -4.88,  99.90,  99.90,  -0.11,
05/04 14Z,  99.90,  -4.38,  99.90,  99.90,  -0.11,
05/04 15Z,  99.90,  -3.55,  99.90,  99.90,  -0.11,
05/04 16Z,  99.90,  -2.54,  99.90,  99.90,  -0.11,
05/04 17Z,  99.90,  -1.63,  99.90,  99.90,  -0.11,
05/04 18Z,  99.90,  -1.12,  99.90,  99.90,  -0.11,