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
#Boston, MA : 04/16/2026 23:20:23 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 06Z,   0.70,  -2.17,  -1.13,  99.90,   0.34,
04/15 07Z,   0.70,  -4.09,  -3.11,  99.90,   0.28,
04/15 08Z,   0.70,  -4.91,  -4.16,  99.90,   0.05,  (min)
04/15 09Z,   0.60,  -4.25,  -3.24,  99.90,   0.41,
04/15 10Z,   0.60,  -2.56,  -1.62,  99.90,   0.34,
04/15 11Z,   0.60,  -0.42,   0.19,  99.90,   0.01,
04/15 12Z,   0.60,   1.88,   2.37,  99.90,  -0.11,
04/15 13Z,   0.50,   3.84,   4.40,  99.90,   0.06,
04/15 14Z,   0.50,   4.79,   5.30,  99.90,   0.01,  (max)
04/15 15Z,   0.40,   4.48,   4.88,  99.90,   0.00,
04/15 16Z,   0.50,   3.09,   3.65,  99.90,   0.06,
04/15 17Z,   0.50,   1.01,   1.42,  99.90,  -0.09,
04/15 18Z,   0.60,  -1.35,  -0.68,  99.90,   0.07,
04/15 19Z,   0.60,  -3.58,  -2.88,  99.90,   0.10,
04/15 20Z,   0.70,  -4.96,  -4.43,  99.90,  -0.17,  (min)
04/15 21Z,   0.60,  -4.83,  -4.37,  99.90,  -0.14,
04/15 22Z,   0.70,  -3.35,  -2.61,  99.90,   0.04,
04/15 23Z,   0.70,  -1.19,  -0.59,  99.90,  -0.10,
04/16 00Z,   0.70,   1.22,   1.63,  99.90,  -0.29,
04/16 01Z,   0.70,   3.49,   4.05,  99.90,  -0.14,
04/16 02Z,   0.70,   4.95,   5.41,  99.90,  -0.24,
04/16 03Z,   0.70,   5.09,   5.67,  99.90,  -0.12,  (max)
04/16 04Z,   0.70,   3.98,   4.62,  99.90,  -0.06,
04/16 05Z,   0.70,   1.96,   2.73,  99.90,   0.07,
04/16 06Z,   0.70,  -0.52,   0.31,  99.90,   0.13,
04/16 07Z,   0.70,  -3.05,  -2.15,  99.90,   0.20,
04/16 08Z,   0.70,  -5.01,  -4.08,  99.90,   0.23,
04/16 09Z,   0.70,  -5.61,  -4.58,  99.90,   0.33,  (min)
04/16 10Z,   0.80,  -4.58,  -3.70,  99.90,   0.08,
04/16 11Z,   0.70,  -2.53,  -1.52,  99.90,   0.31,
04/16 12Z,   0.70,  -0.08,   0.43,  99.90,  -0.19,
04/16 13Z,   0.70,   2.43,   3.02,  99.90,  -0.11,
04/16 14Z,   0.70,   4.39,   4.70,  99.90,  -0.39,
04/16 15Z,   0.80,   5.15,   5.48,  99.90,  -0.47,  (max)
04/16 16Z,   0.70,   4.55,   4.78,  99.90,  -0.47,
04/16 17Z,   0.70,   2.85,   3.16,  99.90,  -0.39,
04/16 18Z,   0.70,   0.49,   1.06,  99.90,  -0.13,
04/16 19Z,   0.80,  -2.06,  -1.55,  99.90,  -0.29,
04/16 20Z,   0.80,  -4.29,  -3.65,  99.90,  -0.16,
04/16 21Z,   0.80,  -5.40,  -4.87,  99.90,  -0.27,  (min)
04/16 22Z,   0.80,  -4.83,  -4.05,  99.90,  -0.02,
04/16 23Z,   0.80,  -2.90,  -2.09,  99.90,   0.01,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 00Z,   0.80,  -0.39,  99.90,   0.43,   0.02,
04/17 01Z,   0.90,   2.25,  99.90,   3.17,   0.02,
04/17 02Z,   0.80,   4.52,  99.90,   5.34,   0.02,
04/17 03Z,   0.90,   5.73,  99.90,   6.65,   0.03,  (max)
04/17 04Z,   0.80,   5.48,  99.90,   6.31,   0.03,
04/17 05Z,   0.70,   3.94,  99.90,   4.67,   0.03,
04/17 06Z,   0.70,   1.52,  99.90,   2.25,   0.04,
04/17 07Z,   0.70,  -1.28,  99.90,  -0.54,   0.04,
04/17 08Z,   0.80,  -3.98,  99.90,  -3.13,   0.04,
04/17 09Z,   0.70,  -5.85,  99.90,  -5.10,   0.05,
04/17 10Z,   0.70,  -6.11,  99.90,  -5.36,   0.05,  (min)
04/17 11Z,   0.70,  -4.70,  99.90,  -3.94,   0.05,
04/17 12Z,   0.70,  -2.32,  99.90,  -1.57,   0.05,
04/17 13Z,   0.80,   0.38,  99.90,   1.23,   0.05,
04/17 14Z,   0.80,   2.99,  99.90,   3.84,   0.05,
04/17 15Z,   0.80,   4.84,  99.90,   5.69,   0.05,
04/17 16Z,   0.80,   5.34,  99.90,   6.19,   0.05,  (max)
04/17 17Z,   0.70,   4.42,  99.90,   5.18,   0.05,
04/17 18Z,   0.80,   2.44,  99.90,   3.29,   0.05,
04/17 19Z,   0.80,  -0.12,  99.90,   0.73,   0.05,
04/17 20Z,   0.80,  -2.76,  99.90,  -1.90,   0.05,
04/17 21Z,   0.80,  -4.87,  99.90,  -4.01,   0.05,
04/17 22Z,   0.70,  -5.62,  99.90,  -4.86,   0.05,  (min)
04/17 23Z,   0.70,  -4.57,  99.90,  -3.82,   0.05,
04/18 00Z,   0.70,  -2.26,  99.90,  -1.51,   0.05,
04/18 01Z,   0.70,   0.50,  99.90,   1.26,   0.05,
04/18 02Z,   0.70,   3.24,  99.90,   3.99,   0.05,
04/18 03Z,   0.70,   5.39,  99.90,   6.15,   0.05,
04/18 04Z,   0.70,   6.27,  99.90,   7.03,   0.05,  (max)
04/18 05Z,   0.70,   5.62,  99.90,   6.37,   0.05,
04/18 06Z,   0.80,   3.68,  99.90,   4.53,   0.05,
04/18 07Z,   0.80,   0.94,  99.90,   1.79,   0.05,
04/18 08Z,   0.90,  -2.06,  99.90,  -1.11,   0.05,
04/18 09Z,   1.00,  -4.79,  99.90,  -3.73,   0.05,
04/18 10Z,   1.00,  -6.46,  99.90,  -5.40,   0.05,  (min)
04/18 11Z,   1.00,  -6.34,  99.90,  -5.29,   0.05,
04/18 12Z,   1.10,  -4.58,  99.90,  -3.42,   0.05,
04/18 13Z,   1.10,  -1.98,  99.90,  -0.82,   0.05,
04/18 14Z,   1.10,   0.85,  99.90,   2.00,   0.05,
04/18 15Z,   1.20,   3.43,  99.90,   4.69,   0.05,
04/18 16Z,   1.20,   5.09,  99.90,   6.34,   0.05,
04/18 17Z,   1.20,   5.30,  99.90,   6.56,   0.05,  (max)
04/18 18Z,   1.20,   4.11,  99.90,   5.36,   0.05,
04/18 19Z,   1.10,   1.92,  99.90,   3.07,   0.05,
04/18 20Z,   1.10,  -0.74,  99.90,   0.41,   0.05,
04/18 21Z,   1.10,  -3.34,  99.90,  -2.19,   0.05,
04/18 22Z,   1.10,  -5.23,  99.90,  -4.07,   0.05,
04/18 23Z,   1.10,  -5.57,  99.90,  -4.41,   0.05,  (min)
04/19 00Z,   1.10,  -4.10,  99.90,  -2.95,   0.05,
04/19 01Z,   1.10,  -1.53,  99.90,  -0.37,   0.05,
04/19 02Z,   1.10,   1.35,  99.90,   2.50,   0.05,
04/19 03Z,   1.10,   4.05,  99.90,   5.21,   0.05,
04/19 04Z,   1.00,   5.98,  99.90,   7.04,   0.05,
04/19 05Z,   0.90,   6.52,  99.90,   7.47,   0.05,  (max)
04/19 06Z,   0.90,   5.50,  99.90,   6.45,   0.05,
04/19 07Z,   0.80,   3.26,  99.90,   4.12,   0.05,
04/19 08Z,   0.80,   0.34,  99.90,   1.19,   0.05,
04/19 09Z,   0.70,  -2.72,  99.90,  -1.97,   0.05,
04/19 10Z,   0.70,  -5.35,  99.90,  -4.60,   0.05,
04/19 11Z,   0.70,  -6.74,  99.90,  -5.99,   0.05,  (min)
04/19 12Z,   0.70,  -6.28,  99.90,  -5.52,   0.05,
04/19 13Z,   0.70,  -4.27,  99.90,  -3.52,   0.05,
04/19 14Z,   0.60,  -1.58,  99.90,  -0.93,   0.05,
04/19 15Z,   0.60,   1.24,  99.90,   1.89,   0.05,
04/19 16Z,   0.60,   3.70,  99.90,   4.35,   0.05,
04/19 17Z,   0.50,   5.11,  99.90,   5.66,   0.05,
04/19 18Z,   0.60,   5.06,  99.90,   5.71,   0.05,  (max)
04/19 19Z,   0.50,   3.67,  99.90,   4.22,   0.05,
04/19 20Z,   0.60,   1.38,  99.90,   2.04,   0.05,
04/19 21Z,   0.50,  -1.25,  99.90,  -0.70,   0.05,
04/19 22Z,   0.50,  -3.72,  99.90,  -3.17,   0.05,
04/19 23Z,   0.50,  -5.32,  99.90,  -4.77,   0.05,  (min)
04/20 00Z,   0.50,  -5.28,  99.90,  -4.73,   0.05,
04/20 01Z,   0.40,  -3.52,  99.90,  -3.07,   0.05,
04/20 02Z,   0.30,  -0.84,  99.90,  -0.49,   0.05,
04/20 03Z,   0.30,   2.00,  99.90,   2.36,   0.05,
04/20 04Z,   0.20,   4.57,  99.90,   4.82,   0.05,
04/20 05Z,   0.20,   6.24,  99.90,   6.49,   0.05,
04/20 06Z,   0.10,   6.46,  99.90,   6.61,   0.05,  (max)
04/20 07Z,   0.10,   5.18,  99.90,   5.34,   0.05,
04/20 08Z,   0.10,   2.80,  99.90,   2.95,   0.05,
04/20 09Z,   0.10,  -0.15,  99.90,   0.00,   0.05,
04/20 10Z,   0.10,  -3.14,  99.90,  -2.99,   0.05,
04/20 11Z,   0.10,  -5.59,  99.90,  -5.44,   0.05,
04/20 12Z,   0.10,  -6.69,  99.90,  -6.54,   0.05,  (min)
04/20 13Z,   0.10,  -5.96,  99.90,  -5.81,   0.05,
04/20 14Z,   0.10,  -3.87,  99.90,  -3.71,   0.05,
04/20 15Z,   0.10,  -1.23,  99.90,  -1.08,   0.05,
04/20 16Z,   0.10,   1.46,  99.90,   1.62,   0.05,
04/20 17Z,   0.10,   3.73,  99.90,   3.89,   0.05,
04/20 18Z,   0.10,   4.91,  99.90,   5.07,   0.05,