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
#Seward, AK : 04/11/2026 12:22:47 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/09 12Z,   0.50,  -2.75,  -3.64,  99.90,  -1.39,
04/09 13Z,   0.50,  -2.13,  -3.04,  99.90,  -1.41,
04/09 14Z,   0.40,  -1.96,  -2.97,  99.90,  -1.41,  (max)
04/09 15Z,   0.40,  -2.34,  -3.36,  99.90,  -1.42,
04/09 16Z,   0.30,  -3.24,  -4.22,  99.90,  -1.28,
04/09 17Z,   0.30,  -4.48,  -5.45,  99.90,  -1.27,
04/09 18Z,   0.40,  -5.87,  -6.95,  99.90,  -1.48,
04/09 19Z,   0.40,  -7.21,  -8.25,  99.90,  -1.44,
04/09 20Z,   0.40,  -8.24,  -9.27,  99.90,  -1.43,
04/09 21Z,   0.40,  -8.73,  -9.85,  99.90,  -1.52,  (min)
04/09 22Z,   0.40,  -8.65,  -9.74,  99.90,  -1.49,
04/09 23Z,   0.40,  -8.10,  -9.23,  99.90,  -1.53,
04/10 00Z,   0.40,  -7.26,  -8.34,  99.90,  -1.48,
04/10 01Z,   0.40,  -6.29,  -7.40,  99.90,  -1.51,
04/10 02Z,   0.50,  -5.38,  -6.43,  99.90,  -1.55,
04/10 03Z,   0.40,  -4.71,  -5.78,  99.90,  -1.47,
04/10 04Z,   0.40,  -4.40,  -5.43,  99.90,  -1.43,
04/10 05Z,   0.30,  -4.40,  -5.34,  99.90,  -1.24,  (max)
04/10 06Z,   0.40,  -4.64,  -5.59,  99.90,  -1.35,
04/10 07Z,   0.50,  -5.00,  -5.95,  99.90,  -1.45,
04/10 08Z,   0.50,  -5.33,  -6.47,  99.90,  -1.64,
04/10 09Z,   0.40,  -5.42,  -6.49,  99.90,  -1.47,  (min)
04/10 10Z,   0.40,  -5.17,  -6.25,  99.90,  -1.48,
04/10 11Z,   0.40,  -4.63,  -5.82,  99.90,  -1.59,
04/10 12Z,   0.40,  -3.97,  -5.09,  99.90,  -1.52,
04/10 13Z,   0.40,  -3.31,  -4.34,  99.90,  -1.43,
04/10 14Z,   0.40,  -2.79,  -3.94,  99.90,  -1.55,
04/10 15Z,   0.40,  -2.58,  -3.79,  99.90,  -1.61,  (max)
04/10 16Z,   0.40,  -2.80,  -4.01,  99.90,  -1.61,
04/10 17Z,   0.40,  -3.46,  -4.56,  99.90,  -1.50,
04/10 18Z,   0.40,  -4.45,  -5.55,  99.90,  -1.50,
04/10 19Z,   0.50,  -5.65,  -6.83,  99.90,  -1.68,
04/10 20Z,   0.50,  -6.89,  -8.04,  99.90,  -1.65,
04/10 21Z,   0.50,  -7.92,  -9.00,  99.90,  -1.58,
04/10 22Z,   0.50,  -8.53,  -9.72,  99.90,  -1.69,
04/10 23Z,   0.50,  -8.63,  -9.77,  99.90,  -1.64,  (min)
04/11 00Z,   0.50,  -8.28,  -9.34,  99.90,  -1.56,
04/11 01Z,   0.50,  -7.57,  -8.51,  99.90,  -1.44,
04/11 02Z,   0.50,  -6.61,  -7.61,  99.90,  -1.50,
04/11 03Z,   0.50,  -5.59,  -6.65,  99.90,  -1.56,
04/11 04Z,   0.50,  -4.74,  -5.78,  99.90,  -1.54,
04/11 05Z,   0.50,  -4.21,  -5.18,  99.90,  -1.47,
04/11 06Z,   0.50,  -4.04,  -4.91,  99.90,  -1.37,  (max)
04/11 07Z,   0.50,  -4.19,  -5.11,  99.90,  -1.42,
04/11 08Z,   0.50,  -4.59,  -5.48,  99.90,  -1.39,
04/11 09Z,   0.40,  -5.07,  -6.04,  99.90,  -1.37,
04/11 10Z,   0.50,  -5.40,  -6.38,  99.90,  -1.48,  (min)
04/11 11Z,   0.60,  -5.43,  -6.33,  99.90,  -1.50,
04/11 12Z,   0.60,  -5.16,  -6.16,  99.90,  -1.60,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 13Z,   0.60,  -4.66,  99.90,  -5.65,  -1.59,
04/11 14Z,   0.60,  -4.01,  99.90,  -5.00,  -1.59,
04/11 15Z,   0.60,  -3.36,  99.90,  -4.34,  -1.58,
04/11 16Z,   0.60,  -2.92,  99.90,  -3.90,  -1.57,
04/11 17Z,   0.70,  -2.89,  99.90,  -3.75,  -1.56,  (max)
04/11 18Z,   0.70,  -3.32,  99.90,  -4.18,  -1.56,
04/11 19Z,   0.80,  -4.17,  99.90,  -4.92,  -1.55,
04/11 20Z,   0.80,  -5.35,  99.90,  -6.09,  -1.54,
04/11 21Z,   0.70,  -6.68,  99.90,  -7.52,  -1.53,
04/11 22Z,   0.70,  -7.89,  99.90,  -8.71,  -1.52,
04/11 23Z,   0.70,  -8.68,  99.90,  -9.50,  -1.52,
04/12 00Z,   0.80,  -8.93,  99.90,  -9.64,  -1.51,  (min)
04/12 01Z,   0.80,  -8.63,  99.90,  -9.34,  -1.51,
04/12 02Z,   0.70,  -7.83,  99.90,  -8.64,  -1.51,
04/12 03Z,   0.70,  -6.66,  99.90,  -7.47,  -1.51,
04/12 04Z,   0.80,  -5.36,  99.90,  -6.07,  -1.51,
04/12 05Z,   0.80,  -4.27,  99.90,  -4.98,  -1.51,
04/12 06Z,   0.80,  -3.58,  99.90,  -4.29,  -1.51,
04/12 07Z,   0.80,  -3.38,  99.90,  -4.09,  -1.51,  (max)
04/12 08Z,   0.90,  -3.68,  99.90,  -4.29,  -1.51,
04/12 09Z,   0.90,  -4.36,  99.90,  -4.97,  -1.51,
04/12 10Z,   1.00,  -5.20,  99.90,  -5.71,  -1.51,
04/12 11Z,   0.90,  -5.89,  99.90,  -6.50,  -1.51,
04/12 12Z,   1.00,  -6.20,  99.90,  -6.71,  -1.51,  (min)
04/12 13Z,   1.00,  -6.07,  99.90,  -6.58,  -1.51,
04/12 14Z,   0.90,  -5.52,  99.90,  -6.13,  -1.51,
04/12 15Z,   1.00,  -4.65,  99.90,  -5.16,  -1.51,
04/12 16Z,   1.00,  -3.68,  99.90,  -4.18,  -1.51,
04/12 17Z,   0.90,  -2.91,  99.90,  -3.52,  -1.51,
04/12 18Z,   0.90,  -2.62,  99.90,  -3.23,  -1.51,  (max)
04/12 19Z,   0.90,  -2.93,  99.90,  -3.54,  -1.51,
04/12 20Z,   0.90,  -3.80,  99.90,  -4.41,  -1.51,
04/12 21Z,   0.90,  -5.15,  99.90,  -5.76,  -1.51,
04/12 22Z,   0.90,  -6.73,  99.90,  -7.34,  -1.51,
04/12 23Z,   0.90,  -8.17,  99.90,  -8.78,  -1.51,
04/13 00Z,   0.90,  -9.11,  99.90,  -9.72,  -1.51,  (min)
04/13 01Z,   1.20,  -9.37,  99.90,  -9.68,  -1.51,
04/13 02Z,   0.80,  -8.90,  99.90,  -9.61,  -1.51,
04/13 03Z,   1.00,  -7.78,  99.90,  -8.29,  -1.51,
04/13 04Z,   1.40,  -6.22,  99.90,  -6.33,  -1.51,
04/13 05Z,   1.10,  -4.60,  99.90,  -5.01,  -1.51,
04/13 06Z,   0.90,  -3.31,  99.90,  -3.92,  -1.51,
04/13 07Z,   1.00,  -2.63,  99.90,  -3.14,  -1.51,
04/13 08Z,   1.20,  -2.66,  99.90,  -2.97,  -1.51,  (max)
04/13 09Z,   1.00,  -3.35,  99.90,  -3.86,  -1.51,
04/13 10Z,   0.90,  -4.53,  99.90,  -5.14,  -1.51,
04/13 11Z,   1.00,  -5.86,  99.90,  -6.36,  -1.51,
04/13 12Z,   1.10,  -6.90,  99.90,  -7.31,  -1.51,
04/13 13Z,   1.00,  -7.38,  99.90,  -7.89,  -1.51,  (min)
04/13 14Z,   1.00,  -7.18,  99.90,  -7.69,  -1.51,
04/13 15Z,   0.90,  -6.34,  99.90,  -6.95,  -1.51,
04/13 16Z,   1.20,  -5.05,  99.90,  -5.36,  -1.51,
04/13 17Z,   1.20,  -3.64,  99.90,  -3.95,  -1.51,
04/13 18Z,   1.10,  -2.55,  99.90,  -2.96,  -1.51,
04/13 19Z,   1.10,  -2.11,  99.90,  -2.52,  -1.51,  (max)
04/13 20Z,   1.20,  -2.45,  99.90,  -2.76,  -1.51,
04/13 21Z,   1.30,  -3.53,  99.90,  -3.74,  -1.51,
04/13 22Z,   1.20,  -5.19,  99.90,  -5.50,  -1.51,
04/13 23Z,   1.30,  -7.07,  99.90,  -7.28,  -1.51,
04/14 00Z,   1.20,  -8.69,  99.90,  -9.00,  -1.51,
04/14 01Z,   1.40,  -9.64,  99.90,  -9.75,  -1.51,
04/14 02Z,   1.10,  -9.69,  99.90, -10.10,  -1.51,  (min)
04/14 03Z,   1.00,  -8.84,  99.90,  -9.35,  -1.51,
04/14 04Z,   1.10,  -7.23,  99.90,  -7.64,  -1.51,
04/14 05Z,   1.20,  -5.24,  99.90,  -5.54,  -1.51,
04/14 06Z,   1.10,  -3.35,  99.90,  -3.76,  -1.51,
04/14 07Z,   1.00,  -2.05,  99.90,  -2.56,  -1.51,
04/14 08Z,   1.10,  -1.62,  99.90,  -2.03,  -1.51,  (max)
04/14 09Z,   1.00,  -2.11,  99.90,  -2.62,  -1.51,
04/14 10Z,   1.00,  -3.41,  99.90,  -3.92,  -1.51,
04/14 11Z,   1.00,  -5.21,  99.90,  -5.72,  -1.51,
04/14 12Z,   1.00,  -7.02,  99.90,  -7.53,  -1.51,
04/14 13Z,   0.80,  -8.31,  99.90,  -9.02,  -1.51,
04/14 14Z,   0.90,  -8.75,  99.90,  -9.36,  -1.51,  (min)
04/14 15Z,   0.90,  -8.25,  99.90,  -8.86,  -1.51,
04/14 16Z,   0.90,  -6.94,  99.90,  -7.55,  -1.51,
04/14 17Z,   0.80,  -5.12,  99.90,  -5.82,  -1.51,
04/14 18Z,   0.90,  -3.28,  99.90,  -3.89,  -1.51,
04/14 19Z,   0.90,  -1.96,  99.90,  -2.57,  -1.51,
04/14 20Z,   0.80,  -1.52,  99.90,  -2.22,  -1.51,  (max)
04/14 21Z,   0.80,  -2.05,  99.90,  -2.76,  -1.51,
04/14 22Z,   0.90,  -3.46,  99.90,  -4.07,  -1.51,
04/14 23Z,   0.80,  -5.48,  99.90,  -6.19,  -1.51,
04/15 00Z,   0.70,  -7.62,  99.90,  -8.43,  -1.51,