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 20:21:38 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/29 00Z,   0.50,  -0.98,  -0.48,  99.90,   0.00,
04/29 01Z,   0.50,  -0.70,  -0.30,  99.90,  -0.10,  (max)
04/29 02Z,   0.50,  -1.33,  -0.99,  99.90,  -0.16,
04/29 03Z,   0.50,  -2.65,  -2.42,  99.90,  -0.27,
04/29 04Z,   0.40,  -4.32,  -4.18,  99.90,  -0.26,
04/29 05Z,   0.40,  -6.03,  -5.82,  99.90,  -0.19,
04/29 06Z,   0.40,  -7.45,  -7.19,  99.90,  -0.14,
04/29 07Z,   0.40,  -8.24,  -8.05,  99.90,  -0.21,  (min)
04/29 08Z,   0.40,  -8.21,  -7.91,  99.90,  -0.10,
04/29 09Z,   0.40,  -7.35,  -7.10,  99.90,  -0.15,
04/29 10Z,   0.40,  -5.92,  -5.66,  99.90,  -0.14,
04/29 11Z,   0.30,  -4.30,  -4.06,  99.90,  -0.06,
04/29 12Z,   0.30,  -2.95,  -2.84,  99.90,  -0.19,
04/29 13Z,   0.20,  -2.26,  -2.15,  99.90,  -0.09,  (max)
04/29 14Z,   0.30,  -2.41,  -2.43,  99.90,  -0.32,
04/29 15Z,   0.30,  -3.31,  -3.43,  99.90,  -0.42,
04/29 16Z,   0.20,  -4.70,  -4.99,  99.90,  -0.49,
04/29 17Z,   0.20,  -6.25,  -6.61,  99.90,  -0.56,
04/29 18Z,   0.30,  -7.59,  -7.96,  99.90,  -0.67,
04/29 19Z,   0.30,  -8.33,  -8.69,  99.90,  -0.66,  (min)
04/29 20Z,   0.20,  -8.23,  -8.36,  99.90,  -0.33,
04/29 21Z,   0.20,  -7.23,  -7.19,  99.90,  -0.16,
04/29 22Z,   0.30,  -5.59,  -5.48,  99.90,  -0.19,
04/29 23Z,   0.30,  -3.70,  -3.60,  99.90,  -0.20,
04/30 00Z,   0.20,  -2.06,  -2.04,  99.90,  -0.18,
04/30 01Z,   0.20,  -1.06,  -1.23,  99.90,  -0.37,
04/30 02Z,   0.20,  -0.92,  -0.96,  99.90,  -0.24,  (max)
04/30 03Z,   0.20,  -1.60,  -1.56,  99.90,  -0.16,
04/30 04Z,   0.20,  -2.89,  -2.97,  99.90,  -0.28,
04/30 05Z,   0.20,  -4.49,  -4.68,  99.90,  -0.39,
04/30 06Z,   0.00,  -6.10,  -6.20,  99.90,  -0.10,
04/30 07Z,   0.10,  -7.41,  -7.50,  99.90,  -0.19,
04/30 08Z,   0.10,  -8.08,  -8.18,  99.90,  -0.20,  (min)
04/30 09Z,   0.10,  -7.95,  -7.85,  99.90,  -0.00,
04/30 10Z,   0.00,  -7.07,  -6.81,  99.90,   0.26,
04/30 11Z,   0.00,  -5.71,  -5.52,  99.90,   0.19,
04/30 12Z,   0.00,  -4.24,  -4.19,  99.90,   0.05,
04/30 13Z,   0.00,  -3.06,  -3.10,  99.90,  -0.04,
04/30 14Z,   0.00,  -2.50,  -2.63,  99.90,  -0.13,  (max)
04/30 15Z,   0.00,  -2.70,  -3.01,  99.90,  -0.31,
04/30 16Z,   0.00,  -3.56,  -3.83,  99.90,  -0.27,
04/30 17Z,   0.00,  -4.86,  -5.19,  99.90,  -0.33,
04/30 18Z,   0.00,  -6.30,  -6.64,  99.90,  -0.34,
04/30 19Z,   0.00,  -7.50,  -7.78,  99.90,  -0.28,
04/30 20Z,   0.10,  -8.12,  -8.25,  99.90,  -0.23,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/30 21Z,   0.10,  -7.91,  99.90,  -8.03,  -0.22,
04/30 22Z,   0.10,  -6.89,  99.90,  -7.00,  -0.21,
04/30 23Z,   0.10,  -5.32,  99.90,  -5.42,  -0.20,
05/01 00Z,   0.10,  -3.62,  99.90,  -3.71,  -0.19,
05/01 01Z,   0.00,  -2.18,  99.90,  -2.36,  -0.18,
05/01 02Z,   0.00,  -1.35,  99.90,  -1.52,  -0.17,
05/01 03Z,   0.00,  -1.29,  99.90,  -1.45,  -0.16,  (max)
05/01 04Z,   0.00,  -1.94,  99.90,  -2.09,  -0.15,
05/01 05Z,   0.00,  -3.13,  99.90,  -3.27,  -0.14,
05/01 06Z,   0.00,  -4.61,  99.90,  -4.74,  -0.13,
05/01 07Z,   0.00,  -6.09,  99.90,  -6.21,  -0.12,
05/01 08Z,   0.00,  -7.25,  99.90,  -7.36,  -0.11,
05/01 09Z,   0.00,  -7.80,  99.90,  -7.90,  -0.11,  (min)
05/01 10Z,   0.00,  -7.60,  99.90,  -7.71,  -0.11,
05/01 11Z,   0.00,  -6.77,  99.90,  -6.88,  -0.11,
05/01 12Z,   0.00,  -5.55,  99.90,  -5.66,  -0.11,
05/01 13Z,   0.00,  -4.27,  99.90,  -4.38,  -0.11,
05/01 14Z,   0.00,  -3.25,  99.90,  -3.36,  -0.11,
05/01 15Z,   0.00,  -2.77,  99.90,  -2.88,  -0.11,  (max)
05/01 16Z,   0.00,  -2.95,  99.90,  -3.06,  -0.11,
05/01 17Z,   0.00,  -3.72,  99.90,  -3.83,  -0.11,
05/01 18Z,   0.00,  -4.91,  99.90,  -5.02,  -0.11,
05/01 19Z,   0.00,  -6.22,  99.90,  -6.33,  -0.11,
05/01 20Z,   0.00,  -7.30,  99.90,  -7.41,  -0.11,
05/01 21Z,   0.10,  -7.80,  99.90,  -7.81,  -0.11,  (min)
05/01 22Z,   0.10,  -7.54,  99.90,  -7.55,  -0.11,
05/01 23Z,   0.10,  -6.58,  99.90,  -6.58,  -0.11,
05/02 00Z,   0.10,  -5.18,  99.90,  -5.19,  -0.11,
05/02 01Z,   0.10,  -3.71,  99.90,  -3.72,  -0.11,
05/02 02Z,   0.10,  -2.48,  99.90,  -2.49,  -0.11,
05/02 03Z,   0.10,  -1.77,  99.90,  -1.78,  -0.11,
05/02 04Z,   0.10,  -1.71,  99.90,  -1.72,  -0.11,  (max)
05/02 05Z,   0.10,  -2.28,  99.90,  -2.29,  -0.11,
05/02 06Z,   0.10,  -3.35,  99.90,  -3.36,  -0.11,
05/02 07Z,   0.10,  -4.69,  99.90,  -4.70,  -0.11,
05/02 08Z,   0.10,  -6.02,  99.90,  -6.03,  -0.11,
05/02 09Z,   0.10,  -7.02,  99.90,  -7.03,  -0.11,
05/02 10Z,   0.00,  -7.46,  99.90,  -7.57,  -0.11,  (min)
05/02 11Z,   0.00,  -7.26,  99.90,  -7.37,  -0.11,
05/02 12Z,   0.00,  -6.53,  99.90,  -6.64,  -0.11,
05/02 13Z,   0.00,  -5.49,  99.90,  -5.60,  -0.11,
05/02 14Z,   0.10,  -4.37,  99.90,  -4.38,  -0.11,
05/02 15Z,   0.00,  -3.46,  99.90,  -3.56,  -0.11,
05/02 16Z,   0.00,  -2.99,  99.90,  -3.09,  -0.11,  (max)
05/02 17Z,   0.00,  -3.10,  99.90,  -3.21,  -0.11,
05/02 18Z,   0.00,  -3.79,  99.90,  -3.90,  -0.11,
05/02 19Z,   0.00,  -4.87,  99.90,  -4.98,  -0.11,
05/02 20Z,   0.10,  -6.07,  99.90,  -6.08,  -0.11,
05/02 21Z,   0.10,  -7.02,  99.90,  -7.03,  -0.11,
05/02 22Z,   0.20,  -7.44,  99.90,  -7.35,  -0.11,  (min)
05/02 23Z,   0.20,  -7.18,  99.90,  -7.09,  -0.11,
05/03 00Z,   0.20,  -6.35,  99.90,  -6.26,  -0.11,
05/03 01Z,   0.20,  -5.18,  99.90,  -5.09,  -0.11,
05/03 02Z,   0.20,  -3.93,  99.90,  -3.84,  -0.11,
05/03 03Z,   0.20,  -2.85,  99.90,  -2.76,  -0.11,
05/03 04Z,   0.20,  -2.18,  99.90,  -2.09,  -0.11,  (max)
05/03 05Z,   0.10,  -2.09,  99.90,  -2.10,  -0.11,
05/03 06Z,   0.10,  -2.59,  99.90,  -2.60,  -0.11,
05/03 07Z,   0.20,  -3.55,  99.90,  -3.46,  -0.11,
05/03 08Z,   0.20,  -4.75,  99.90,  -4.66,  -0.11,
05/03 09Z,   0.10,  -5.92,  99.90,  -5.93,  -0.11,
05/03 10Z,   0.10,  -6.78,  99.90,  -6.79,  -0.11,
05/03 11Z,   0.10,  -7.15,  99.90,  -7.16,  -0.11,  (min)
05/03 12Z,   0.10,  -6.99,  99.90,  -7.00,  -0.11,
05/03 13Z,   0.10,  -6.40,  99.90,  -6.41,  -0.11,
05/03 14Z,   0.10,  -5.50,  99.90,  -5.51,  -0.11,
05/03 15Z,   0.10,  -4.48,  99.90,  -4.49,  -0.11,
05/03 16Z,   0.10,  -3.59,  99.90,  -3.60,  -0.11,
05/03 17Z,   0.00,  -3.09,  99.90,  -3.20,  -0.11,  (max)
05/03 18Z,   0.00,  -3.16,  99.90,  -3.27,  -0.11,
05/03 19Z,   0.10,  -3.78,  99.90,  -3.79,  -0.11,
05/03 20Z,   0.20,  -4.77,  99.90,  -4.68,  -0.11,
05/03 21Z,   0.20,  -5.86,  99.90,  -5.77,  -0.11,
05/03 22Z,   0.20,  -6.72,  99.90,  -6.63,  -0.11,
05/03 23Z,   0.20,  -7.09,  99.90,  -7.00,  -0.11,  (min)
05/04 00Z,   0.20,  -6.91,  99.90,  -6.82,  -0.11,
05/04 01Z,   0.10,  -6.25,  99.90,  -6.26,  -0.11,
05/04 02Z,   0.00,  -5.27,  99.90,  -5.38,  -0.11,
05/04 03Z,   0.00,  -4.17,  99.90,  -4.28,  -0.11,
05/04 04Z,   0.00,  -3.17,  99.90,  -3.28,  -0.11,
05/04 05Z,   0.00,  -2.53,  99.90,  -2.64,  -0.11,
05/04 06Z,   0.00,  -2.42,  99.90,  -2.53,  -0.11,  (max)
05/04 07Z,   0.00,  -2.87,  99.90,  -2.98,  -0.11,
05/04 08Z,   0.00,  -3.74,  99.90,  -3.85,  -0.11,
05/04 09Z,   0.00,  -4.82,  99.90,  -4.93,  -0.11,
05/04 10Z,   0.00,  -5.85,  99.90,  -5.96,  -0.11,
05/04 11Z,   0.00,  -6.61,  99.90,  -6.72,  -0.11,
05/04 12Z,   0.00,  -6.95,  99.90,  -7.06,  -0.11,