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
Eastport, ME
Bar Harbor, ME
Portland, ME
Portsmouth, ME
Boston, MA
Buzzards Bay MA
Woods Hole, MA
Nantucket, MA
Providence, RI
Newport, RI
Block Island, RI
Montauk Point NY
New London, CT
Bridgeport, CT
Port Jefferson NY
Kings Pnt, NY
The Battery, NY
Bergen Pnt, NY
Sandy Hook, NJ
Atlantic City, NJ
Cape May, NJ
Philadelphia, PA
Reedy Pnt, DE
Lewes, DE
Surge List
East Coast
#Boston, MA : 05/15/2026 19:20:20 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/14 00Z,   0.00,   4.23,   3.98,  99.90,  -0.25,
05/14 01Z,   0.00,   5.10,   4.89,  99.90,  -0.21,  (max)
05/14 02Z,   0.00,   4.69,   4.44,  99.90,  -0.25,
05/14 03Z,   0.00,   3.21,   3.09,  99.90,  -0.12,
05/14 04Z,   0.00,   1.07,   1.26,  99.90,   0.19,
05/14 05Z,   0.00,  -1.30,  -1.08,  99.90,   0.22,
05/14 06Z,   0.00,  -3.52,  -3.15,  99.90,   0.37,
05/14 07Z,   0.00,  -4.98,  -4.66,  99.90,   0.32,  (min)
05/14 08Z,   0.00,  -5.01,  -4.52,  99.90,   0.49,
05/14 09Z,   0.00,  -3.66,  -2.96,  99.90,   0.70,
05/14 10Z,   0.10,  -1.61,  -1.16,  99.90,   0.35,
05/14 11Z,   0.10,   0.67,   1.11,  99.90,   0.34,
05/14 12Z,   0.30,   2.86,   3.26,  99.90,   0.10,
05/14 13Z,   0.30,   4.32,   4.71,  99.90,   0.09,
05/14 14Z,   0.30,   4.56,   4.78,  99.90,  -0.08,  (max)
05/14 15Z,   0.40,   3.58,   3.81,  99.90,  -0.17,
05/14 16Z,   0.40,   1.76,   2.17,  99.90,   0.01,
05/14 17Z,   0.50,  -0.47,   0.03,  99.90,  -0.00,
05/14 18Z,   0.60,  -2.70,  -2.05,  99.90,   0.05,
05/14 19Z,   0.70,  -4.43,  -3.69,  99.90,   0.04,
05/14 20Z,   0.70,  -4.90,  -4.04,  99.90,   0.16,  (min)
05/14 21Z,   0.80,  -3.80,  -2.74,  99.90,   0.26,
05/14 22Z,   0.80,  -1.68,  -0.76,  99.90,   0.12,
05/14 23Z,   0.90,   0.77,   1.62,  99.90,  -0.05,
05/15 00Z,   0.80,   3.20,   4.10,  99.90,   0.10,
05/15 01Z,   0.90,   5.08,   5.80,  99.90,  -0.18,
05/15 02Z,   0.90,   5.76,   6.46,  99.90,  -0.20,  (max)
05/15 03Z,   1.00,   5.05,   5.61,  99.90,  -0.44,
05/15 04Z,   1.00,   3.23,   3.88,  99.90,  -0.35,
05/15 05Z,   1.10,   0.76,   1.51,  99.90,  -0.35,
05/15 06Z,   1.00,  -1.91,  -1.11,  99.90,  -0.20,
05/15 07Z,   1.00,  -4.32,  -3.58,  99.90,  -0.26,
05/15 08Z,   1.00,  -5.75,  -4.91,  99.90,  -0.16,  (min)
05/15 09Z,   1.00,  -5.55,  -4.56,  99.90,  -0.01,
05/15 10Z,   1.00,  -3.93,  -2.88,  99.90,   0.05,
05/15 11Z,   1.10,  -1.61,  -0.69,  99.90,  -0.18,
05/15 12Z,   0.90,   0.92,   1.80,  99.90,  -0.02,
05/15 13Z,   0.90,   3.24,   4.14,  99.90,  -0.00,
05/15 14Z,   0.90,   4.67,   5.36,  99.90,  -0.21,  (max)
05/15 15Z,   0.90,   4.76,   5.28,  99.90,  -0.38,
05/15 16Z,   0.90,   3.59,   4.11,  99.90,  -0.38,
05/15 17Z,   0.80,   1.57,   1.90,  99.90,  -0.47,
05/15 18Z,   0.80,  -0.84,  -0.52,  99.90,  -0.48,
05/15 19Z,   0.80,  -3.19,  -2.90,  99.90,  -0.51,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 20Z,   0.70,  -4.86,  99.90,  -4.63,  -0.47,
05/15 21Z,   0.60,  -5.06,  99.90,  -4.89,  -0.43,  (min)
05/15 22Z,   0.50,  -3.62,  99.90,  -3.51,  -0.39,
05/15 23Z,   0.40,  -1.21,  99.90,  -1.17,  -0.35,
05/16 00Z,   0.40,   1.48,  99.90,   1.56,  -0.31,
05/16 01Z,   0.30,   4.03,  99.90,   4.06,  -0.27,
05/16 02Z,   0.30,   5.83,  99.90,   5.89,  -0.23,
05/16 03Z,   0.20,   6.26,  99.90,   6.27,  -0.19,  (max)
05/16 04Z,   0.20,   5.24,  99.90,   5.29,  -0.15,
05/16 05Z,   0.20,   3.11,  99.90,   3.19,  -0.11,
05/16 06Z,   0.10,   0.35,  99.90,   0.38,  -0.08,
05/16 07Z,   0.10,  -2.56,  99.90,  -2.49,  -0.04,
05/16 08Z,   0.10,  -5.07,  99.90,  -5.00,  -0.04,
05/16 09Z,   0.20,  -6.38,  99.90,  -6.21,  -0.04,  (min)
05/16 10Z,   0.20,  -5.91,  99.90,  -5.74,  -0.04,
05/16 11Z,   0.20,  -4.02,  99.90,  -3.86,  -0.04,
05/16 12Z,   0.20,  -1.48,  99.90,  -1.32,  -0.04,
05/16 13Z,   0.10,   1.23,  99.90,   1.30,  -0.04,
05/16 14Z,   0.10,   3.61,  99.90,   3.68,  -0.04,
05/16 15Z,   0.10,   4.94,  99.90,   5.01,  -0.04,  (max)
05/16 16Z,   0.10,   4.85,  99.90,   4.91,  -0.04,
05/16 17Z,   0.00,   3.49,  99.90,   3.45,  -0.04,
05/16 18Z,   0.00,   1.29,  99.90,   1.26,  -0.04,
05/16 19Z,   0.00,  -1.25,  99.90,  -1.28,  -0.04,
05/16 20Z,   0.00,  -3.65,  99.90,  -3.68,  -0.04,
05/16 21Z,   0.00,  -5.18,  99.90,  -5.22,  -0.04,  (min)
05/16 22Z,   0.00,  -5.08,  99.90,  -5.12,  -0.04,
05/16 23Z,   0.00,  -3.33,  99.90,  -3.36,  -0.04,
05/17 00Z,  -0.10,  -0.70,  99.90,  -0.83,  -0.04,
05/17 01Z,  -0.20,   2.14,  99.90,   1.91,  -0.04,
05/17 02Z,  -0.20,   4.73,  99.90,   4.49,  -0.04,
05/17 03Z,  -0.20,   6.38,  99.90,   6.15,  -0.04,
05/17 04Z,  -0.20,   6.56,  99.90,   6.33,  -0.04,  (max)
05/17 05Z,  -0.30,   5.26,  99.90,   4.93,  -0.04,
05/17 06Z,  -0.30,   2.87,  99.90,   2.53,  -0.04,
05/17 07Z,  -0.30,  -0.10,  99.90,  -0.44,  -0.04,
05/17 08Z,  -0.20,  -3.15,  99.90,  -3.39,  -0.04,
05/17 09Z,  -0.20,  -5.66,  99.90,  -5.90,  -0.04,
05/17 10Z,  -0.20,  -6.78,  99.90,  -7.01,  -0.04,  (min)
05/17 11Z,  -0.30,  -6.03,  99.90,  -6.37,  -0.04,
05/17 12Z,  -0.20,  -3.94,  99.90,  -4.17,  -0.04,
05/17 13Z,  -0.20,  -1.25,  99.90,  -1.49,  -0.04,
05/17 14Z,  -0.20,   1.55,  99.90,   1.32,  -0.04,
05/17 15Z,  -0.30,   3.90,  99.90,   3.57,  -0.04,
05/17 16Z,  -0.30,   5.08,  99.90,   4.75,  -0.04,  (max)
05/17 17Z,  -0.30,   4.81,  99.90,   4.47,  -0.04,
05/17 18Z,  -0.30,   3.29,  99.90,   2.95,  -0.04,
05/17 19Z,  -0.40,   0.97,  99.90,   0.54,  -0.04,
05/17 20Z,  -0.40,  -1.63,  99.90,  -2.07,  -0.04,
05/17 21Z,  -0.30,  -4.01,  99.90,  -4.34,  -0.04,
05/17 22Z,  -0.20,  -5.36,  99.90,  -5.59,  -0.04,  (min)
05/17 23Z,  -0.20,  -4.96,  99.90,  -5.19,  -0.04,
05/18 00Z,  -0.10,  -2.96,  99.90,  -3.10,  -0.04,
05/18 01Z,  -0.10,  -0.20,  99.90,  -0.34,  -0.04,
05/18 02Z,  -0.10,   2.68,  99.90,   2.55,  -0.04,
05/18 03Z,   0.00,   5.21,  99.90,   5.18,  -0.04,
05/18 04Z,  -0.10,   6.69,  99.90,   6.55,  -0.04,  (max)
05/18 05Z,  -0.20,   6.63,  99.90,   6.39,  -0.04,
05/18 06Z,  -0.20,   5.11,  99.90,   4.88,  -0.04,
05/18 07Z,  -0.20,   2.56,  99.90,   2.32,  -0.04,
05/18 08Z,  -0.20,  -0.52,  99.90,  -0.75,  -0.04,
05/18 09Z,  -0.10,  -3.60,  99.90,  -3.73,  -0.04,
05/18 10Z,   0.00,  -6.02,  99.90,  -6.05,  -0.04,
05/18 11Z,   0.00,  -6.90,  99.90,  -6.93,  -0.04,  (min)
05/18 12Z,   0.00,  -5.92,  99.90,  -5.96,  -0.04,
05/18 13Z,   0.10,  -3.71,  99.90,  -3.64,  -0.04,
05/18 14Z,   0.10,  -0.98,  99.90,  -0.91,  -0.04,
05/18 15Z,   0.10,   1.82,  99.90,   1.88,  -0.04,
05/18 16Z,   0.10,   4.06,  99.90,   4.13,  -0.04,
05/18 17Z,   0.10,   5.08,  99.90,   5.14,  -0.04,  (max)
05/18 18Z,   0.10,   4.65,  99.90,   4.71,  -0.04,
05/18 19Z,   0.10,   3.02,  99.90,   3.09,  -0.04,
05/18 20Z,   0.10,   0.67,  99.90,   0.73,  -0.04,
05/18 21Z,   0.10,  -1.93,  99.90,  -1.87,  -0.04,
05/18 22Z,   0.10,  -4.22,  99.90,  -4.15,  -0.04,
05/18 23Z,   0.10,  -5.35,  99.90,  -5.29,  -0.04,  (min)
05/19 00Z,   0.00,  -4.70,  99.90,  -4.74,  -0.04,
05/19 01Z,   0.00,  -2.58,  99.90,  -2.61,  -0.04,
05/19 02Z,   0.00,   0.18,  99.90,   0.15,  -0.04,
05/19 03Z,   0.00,   3.02,  99.90,   2.98,  -0.04,
05/19 04Z,   0.00,   5.43,  99.90,   5.39,  -0.04,
05/19 05Z,   0.00,   6.71,  99.90,   6.68,  -0.04,  (max)
05/19 06Z,   0.00,   6.47,  99.90,   6.43,  -0.04,
05/19 07Z,   0.00,   4.83,  99.90,   4.79,  -0.04,
05/19 08Z,   0.00,   2.23,  99.90,   2.19,  -0.04,
05/19 09Z,  -0.10,  -0.83,  99.90,  -0.97,  -0.04,
05/19 10Z,  -0.10,  -3.85,  99.90,  -3.98,  -0.04,
05/19 11Z,  -0.10,  -6.10,  99.90,  -6.24,  -0.04,
05/19 12Z,   0.00,  -6.75,  99.90,  -6.78,  -0.04,