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 : 08/14/2026 20:21:53 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/13 00Z,   0.70,  -1.30,  -0.60,  99.90,   0.00,
08/13 01Z,   0.70,   1.50,   2.08,  99.90,  -0.12,
08/13 02Z,   0.70,   4.18,   4.81,  99.90,  -0.07,
08/13 03Z,   0.60,   5.93,   6.59,  99.90,   0.06,
08/13 04Z,   0.60,   6.28,   7.04,  99.90,   0.16,  (max)
08/13 05Z,   0.60,   5.27,   6.09,  99.90,   0.22,
08/13 06Z,   0.60,   3.21,   3.78,  99.90,  -0.03,
08/13 07Z,   0.60,   0.42,   1.31,  99.90,   0.29,
08/13 08Z,   0.60,  -2.65,  -1.65,  99.90,   0.40,
08/13 09Z,   0.50,  -5.21,  -4.35,  99.90,   0.36,
08/13 10Z,   0.60,  -6.29,  -5.70,  99.90,  -0.01,  (min)
08/13 11Z,   0.60,  -5.68,  -5.16,  99.90,  -0.08,
08/13 12Z,   0.60,  -3.88,  -3.07,  99.90,   0.21,
08/13 13Z,   0.60,  -1.34,  -0.77,  99.90,  -0.03,
08/13 14Z,   0.60,   1.50,   1.94,  99.90,  -0.16,
08/13 15Z,   0.60,   3.86,   4.58,  99.90,   0.12,
08/13 16Z,   0.60,   5.05,   5.70,  99.90,   0.05,
08/13 17Z,   0.60,   4.87,   5.76,  99.90,   0.29,  (max)
08/13 18Z,   0.70,   3.50,   4.39,  99.90,   0.19,
08/13 19Z,   0.70,   1.26,   2.18,  99.90,   0.22,
08/13 20Z,   0.70,  -1.47,  -0.40,  99.90,   0.37,
08/13 21Z,   0.70,  -4.06,  -3.12,  99.90,   0.24,
08/13 22Z,   0.70,  -5.53,  -4.87,  99.90,  -0.04,  (min)
08/13 23Z,   0.70,  -5.28,  -4.71,  99.90,  -0.13,
08/14 00Z,   0.70,  -3.63,  -2.79,  99.90,   0.14,
08/14 01Z,   0.60,  -1.16,  -0.44,  99.90,   0.12,
08/14 02Z,   0.60,   1.72,   2.18,  99.90,  -0.14,
08/14 03Z,   0.60,   4.36,   4.84,  99.90,  -0.12,
08/14 04Z,   0.60,   5.96,   6.55,  99.90,  -0.01,
08/14 05Z,   0.60,   6.14,   6.89,  99.90,   0.15,  (max)
08/14 06Z,   0.60,   4.97,   5.55,  99.90,  -0.02,
08/14 07Z,   0.60,   2.76,   3.36,  99.90,  -0.00,
08/14 08Z,   0.60,  -0.11,   0.70,  99.90,   0.21,
08/14 09Z,   0.60,  -3.15,  -2.18,  99.90,   0.37,
08/14 10Z,   0.60,  -5.50,  -4.63,  99.90,   0.27,
08/14 11Z,   0.60,  -6.25,  -5.82,  99.90,  -0.17,  (min)
08/14 12Z,   0.50,  -5.34,  -4.89,  99.90,  -0.05,
08/14 13Z,   0.50,  -3.33,  -2.85,  99.90,  -0.02,
08/14 14Z,   0.50,  -0.67,  -0.40,  99.90,  -0.23,
08/14 15Z,   0.50,   2.18,   2.35,  99.90,  -0.33,
08/14 16Z,   0.50,   4.39,   4.67,  99.90,  -0.22,
08/14 17Z,   0.50,   5.33,   5.76,  99.90,  -0.07,  (max)
08/14 18Z,   0.50,   4.90,   5.32,  99.90,  -0.08,
08/14 19Z,   0.50,   3.30,   3.66,  99.90,  -0.14,
08/14 20Z,   0.50,   0.89,   1.49,  99.90,   0.10,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/14 21Z,   0.50,  -1.92,  99.90,  -1.32,   0.09,
08/14 22Z,   0.50,  -4.43,  99.90,  -3.84,   0.09,
08/14 23Z,   0.50,  -5.66,  99.90,  -5.08,   0.08,  (min)
08/15 00Z,   0.50,  -5.17,  99.90,  -4.60,   0.08,
08/15 01Z,   0.50,  -3.40,  99.90,  -2.83,   0.07,
08/15 02Z,   0.50,  -0.89,  99.90,  -0.32,   0.07,
08/15 03Z,   0.50,   1.95,  99.90,   2.52,   0.06,
08/15 04Z,   0.50,   4.44,  99.90,   5.00,   0.06,
08/15 05Z,   0.40,   5.81,  99.90,   6.26,   0.05,  (max)
08/15 06Z,   0.40,   5.75,  99.90,   6.20,   0.05,
08/15 07Z,   0.30,   4.41,  99.90,   4.75,   0.04,
08/15 08Z,   0.30,   2.13,  99.90,   2.47,   0.04,
08/15 09Z,   0.40,  -0.72,  99.90,  -0.28,   0.04,
08/15 10Z,   0.40,  -3.59,  99.90,  -3.16,   0.04,
08/15 11Z,   0.50,  -5.58,  99.90,  -5.05,   0.04,
08/15 12Z,   0.50,  -5.92,  99.90,  -5.38,   0.04,  (min)
08/15 13Z,   0.60,  -4.72,  99.90,  -4.08,   0.04,
08/15 14Z,   0.60,  -2.58,  99.90,  -1.94,   0.04,
08/15 15Z,   0.60,   0.11,  99.90,   0.75,   0.04,
08/15 16Z,   0.60,   2.83,  99.90,   3.47,   0.04,
08/15 17Z,   0.60,   4.78,  99.90,   5.41,   0.04,
08/15 18Z,   0.60,   5.40,  99.90,   6.04,   0.04,  (max)
08/15 19Z,   0.60,   4.68,  99.90,   5.32,   0.04,
08/15 20Z,   0.60,   2.90,  99.90,   3.54,   0.04,
08/15 21Z,   0.60,   0.41,  99.90,   1.05,   0.04,
08/15 22Z,   0.60,  -2.36,  99.90,  -1.72,   0.04,
08/15 23Z,   0.60,  -4.66,  99.90,  -4.02,   0.04,
08/16 00Z,   0.60,  -5.58,  99.90,  -4.94,   0.04,  (min)
08/16 01Z,   0.60,  -4.85,  99.90,  -4.21,   0.04,
08/16 02Z,   0.50,  -3.02,  99.90,  -2.48,   0.04,
08/16 03Z,   0.50,  -0.56,  99.90,  -0.02,   0.04,
08/16 04Z,   0.50,   2.15,  99.90,   2.68,   0.04,
08/16 05Z,   0.40,   4.38,  99.90,   4.82,   0.04,
08/16 06Z,   0.40,   5.45,  99.90,   5.89,   0.04,  (max)
08/16 07Z,   0.40,   5.15,  99.90,   5.59,   0.04,
08/16 08Z,   0.50,   3.68,  99.90,   4.22,   0.04,
08/16 09Z,   0.50,   1.40,  99.90,   1.94,   0.04,
08/16 10Z,   0.60,  -1.30,  99.90,  -0.66,   0.04,
08/16 11Z,   0.60,  -3.87,  99.90,  -3.23,   0.04,
08/16 12Z,   0.60,  -5.41,  99.90,  -4.77,   0.04,  (min)
08/16 13Z,   0.60,  -5.32,  99.90,  -4.69,   0.04,
08/16 14Z,   0.60,  -3.90,  99.90,  -3.26,   0.04,
08/16 15Z,   0.60,  -1.72,  99.90,  -1.08,   0.04,
08/16 16Z,   0.60,   0.88,  99.90,   1.52,   0.04,
08/16 17Z,   0.60,   3.36,  99.90,   4.00,   0.04,
08/16 18Z,   0.60,   4.95,  99.90,   5.59,   0.04,
08/16 19Z,   0.60,   5.23,  99.90,   5.87,   0.04,  (max)
08/16 20Z,   0.60,   4.26,  99.90,   4.90,   0.04,
08/16 21Z,   0.60,   2.36,  99.90,   3.00,   0.04,
08/16 22Z,   0.50,  -0.11,  99.90,   0.43,   0.04,
08/16 23Z,   0.50,  -2.71,  99.90,  -2.17,   0.04,
08/17 00Z,   0.50,  -4.70,  99.90,  -4.17,   0.04,
08/17 01Z,   0.50,  -5.28,  99.90,  -4.74,   0.04,  (min)
08/17 02Z,   0.50,  -4.38,  99.90,  -3.84,   0.04,
08/17 03Z,   0.50,  -2.56,  99.90,  -2.03,   0.04,
08/17 04Z,   0.40,  -0.24,  99.90,   0.20,   0.04,
08/17 05Z,   0.40,   2.23,  99.90,   2.67,   0.04,
08/17 06Z,   0.40,   4.15,  99.90,   4.59,   0.04,
08/17 07Z,   0.50,   4.91,  99.90,   5.45,   0.04,  (max)
08/17 08Z,   0.50,   4.41,  99.90,   4.94,   0.04,
08/17 09Z,   0.60,   2.89,  99.90,   3.52,   0.04,
08/17 10Z,   0.60,   0.72,  99.90,   1.36,   0.04,
08/17 11Z,   0.60,  -1.73,  99.90,  -1.09,   0.04,
08/17 12Z,   0.60,  -3.92,  99.90,  -3.28,   0.04,
08/17 13Z,   0.70,  -4.99,  99.90,  -4.25,   0.04,  (min)
08/17 14Z,   0.60,  -4.55,  99.90,  -3.91,   0.04,
08/17 15Z,   0.60,  -3.01,  99.90,  -2.37,   0.04,
08/17 16Z,   0.60,  -0.89,  99.90,  -0.25,   0.04,
08/17 17Z,   0.60,   1.52,  99.90,   2.16,   0.04,
08/17 18Z,   0.60,   3.68,  99.90,   4.32,   0.04,
08/17 19Z,   0.60,   4.90,  99.90,   5.54,   0.04,
08/17 20Z,   0.70,   4.86,  99.90,   5.59,   0.04,  (max)
08/17 21Z,   0.70,   3.71,  99.90,   4.44,   0.04,
08/17 22Z,   0.70,   1.79,  99.90,   2.53,   0.04,
08/17 23Z,   0.80,  -0.55,  99.90,   0.29,   0.04,
08/18 00Z,   0.80,  -2.91,  99.90,  -2.07,   0.04,
08/18 01Z,   0.80,  -4.56,  99.90,  -3.72,   0.04,
08/18 02Z,   0.80,  -4.84,  99.90,  -4.00,   0.04,  (min)
08/18 03Z,   0.80,  -3.84,  99.90,  -3.00,   0.04,
08/18 04Z,   0.70,  -2.13,  99.90,  -1.40,   0.04,
08/18 05Z,   0.70,  -0.01,  99.90,   0.73,   0.04,
08/18 06Z,   0.70,   2.20,  99.90,   2.93,   0.04,
08/18 07Z,   0.70,   3.79,  99.90,   4.53,   0.04,
08/18 08Z,   0.60,   4.28,  99.90,   4.92,   0.04,  (max)
08/18 09Z,   0.70,   3.63,  99.90,   4.37,   0.04,
08/18 10Z,   0.70,   2.15,  99.90,   2.89,   0.04,
08/18 11Z,   0.70,   0.17,  99.90,   0.91,   0.04,
08/18 12Z,   0.70,  -1.97,  99.90,  -1.23,   0.04,