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 : 09/10/2026 21:21:57 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/09 06Z,   0.40,  -2.38,  -1.72,  99.90,   0.26,
09/09 07Z,   0.40,  -4.64,  -4.02,  99.90,   0.22,
09/09 08Z,   0.40,  -5.56,  -5.22,  99.90,  -0.06,  (min)
09/09 09Z,   0.50,  -5.02,  -4.61,  99.90,  -0.09,
09/09 10Z,   0.50,  -3.47,  -2.86,  99.90,   0.11,
09/09 11Z,   0.50,  -1.22,  -0.77,  99.90,  -0.05,
09/09 12Z,   0.50,   1.35,   1.65,  99.90,  -0.20,
09/09 13Z,   0.50,   3.48,   3.89,  99.90,  -0.09,
09/09 14Z,   0.50,   4.53,   5.14,  99.90,   0.11,  (max)
09/09 15Z,   0.50,   4.37,   5.09,  99.90,   0.22,
09/09 16Z,   0.50,   3.16,   3.75,  99.90,   0.09,
09/09 17Z,   0.50,   1.17,   1.90,  99.90,   0.23,
09/09 18Z,   0.60,  -1.31,  -0.46,  99.90,   0.25,
09/09 19Z,   0.60,  -3.69,  -2.78,  99.90,   0.31,
09/09 20Z,   0.60,  -5.02,  -4.33,  99.90,   0.09,
09/09 21Z,   0.60,  -4.80,  -4.40,  99.90,  -0.20,  (min)
09/09 22Z,   0.50,  -3.35,  -2.81,  99.90,   0.04,
09/09 23Z,   0.60,  -1.13,  -0.57,  99.90,  -0.04,
09/10 00Z,   0.50,   1.54,   1.80,  99.90,  -0.24,
09/10 01Z,   0.50,   4.01,   4.42,  99.90,  -0.09,
09/10 02Z,   0.50,   5.51,   6.06,  99.90,   0.05,
09/10 03Z,   0.40,   5.70,   6.35,  99.90,   0.25,  (max)
09/10 04Z,   0.40,   4.68,   5.33,  99.90,   0.25,
09/10 05Z,   0.30,   2.70,   3.22,  99.90,   0.22,
09/10 06Z,   0.30,   0.06,   0.80,  99.90,   0.44,
09/10 07Z,   0.20,  -2.81,  -1.99,  99.90,   0.62,
09/10 08Z,   0.20,  -5.04,  -4.37,  99.90,   0.47,
09/10 09Z,   0.20,  -5.78,  -5.33,  99.90,   0.25,  (min)
09/10 10Z,   0.10,  -5.02,  -4.71,  99.90,   0.21,
09/10 11Z,   0.10,  -3.24,  -2.71,  99.90,   0.43,
09/10 12Z,   0.20,  -0.74,  -0.51,  99.90,   0.03,
09/10 13Z,   0.10,   1.98,   2.17,  99.90,   0.09,
09/10 14Z,   0.10,   4.10,   4.46,  99.90,   0.26,
09/10 15Z,   0.00,   5.03,  99.90,  99.90,  99.90,
09/10 16Z,   0.00,   4.67,   5.13,  99.90,   0.46,  (max)
09/10 17Z,   0.00,   3.22,   3.62,  99.90,   0.40,
09/10 18Z,   0.00,   0.97,   1.50,  99.90,   0.53,
09/10 19Z,   0.00,  -1.75,  -1.13,  99.90,   0.62,
09/10 20Z,   0.00,  -4.21,  -3.73,  99.90,   0.48,
09/10 21Z,  -0.10,  -5.45,  -5.27,  99.90,   0.28,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/10 22Z,  -0.10,  -5.05,  99.90,  -4.89,   0.26,
09/10 23Z,  -0.10,  -3.43,  99.90,  -3.28,   0.25,
09/11 00Z,  -0.10,  -1.03,  99.90,  -0.90,   0.23,
09/11 01Z,   0.00,   1.78,  99.90,   2.00,   0.22,
09/11 02Z,   0.00,   4.26,  99.90,   4.46,   0.21,
09/11 03Z,   0.00,   5.64,  99.90,   5.83,   0.19,
09/11 04Z,   0.10,   5.67,  99.90,   5.95,   0.18,  (max)
09/11 05Z,   0.10,   4.47,  99.90,   4.73,   0.16,
09/11 06Z,   0.00,   2.32,  99.90,   2.47,   0.15,
09/11 07Z,   0.00,  -0.46,  99.90,  -0.33,   0.13,
09/11 08Z,   0.00,  -3.35,  99.90,  -3.23,   0.12,
09/11 09Z,   0.10,  -5.37,  99.90,  -5.17,   0.10,
09/11 10Z,   0.20,  -5.79,  99.90,  -5.49,   0.10,  (min)
09/11 11Z,   0.30,  -4.73,  99.90,  -4.33,   0.10,
09/11 12Z,   0.40,  -2.69,  99.90,  -2.18,   0.10,
09/11 13Z,   0.50,  -0.00,  99.90,   0.60,   0.10,
09/11 14Z,   0.50,   2.75,  99.90,   3.35,   0.10,
09/11 15Z,   0.50,   4.71,  99.90,   5.31,   0.10,
09/11 16Z,   0.50,   5.38,  99.90,   5.98,   0.10,  (max)
09/11 17Z,   0.50,   4.73,  99.90,   5.33,   0.10,
09/11 18Z,   0.60,   3.01,  99.90,   3.71,   0.10,
09/11 19Z,   0.60,   0.51,  99.90,   1.22,   0.10,
09/11 20Z,   0.60,  -2.33,  99.90,  -1.63,   0.10,
09/11 21Z,   0.70,  -4.73,  99.90,  -3.93,   0.10,
09/11 22Z,   0.70,  -5.72,  99.90,  -4.92,   0.10,  (min)
09/11 23Z,   0.70,  -5.06,  99.90,  -4.26,   0.10,
09/12 00Z,   0.70,  -3.25,  99.90,  -2.45,   0.10,
09/12 01Z,   0.70,  -0.71,  99.90,   0.09,   0.10,
09/12 02Z,   0.70,   2.13,  99.90,   2.93,   0.10,
09/12 03Z,   0.70,   4.47,  99.90,   5.28,   0.10,
09/12 04Z,   0.60,   5.63,  99.90,   6.33,   0.10,  (max)
09/12 05Z,   0.50,   5.40,  99.90,   6.01,   0.10,
09/12 06Z,   0.40,   3.99,  99.90,   4.49,   0.10,
09/12 07Z,   0.40,   1.70,  99.90,   2.20,   0.10,
09/12 08Z,   0.40,  -1.12,  99.90,  -0.62,   0.10,
09/12 09Z,   0.40,  -3.86,  99.90,  -3.35,   0.10,
09/12 10Z,   0.40,  -5.52,  99.90,  -5.02,   0.10,  (min)
09/12 11Z,   0.50,  -5.52,  99.90,  -4.92,   0.10,
09/12 12Z,   0.50,  -4.13,  99.90,  -3.53,   0.10,
09/12 13Z,   0.60,  -1.88,  99.90,  -1.17,   0.10,
09/12 14Z,   0.60,   0.88,  99.90,   1.58,   0.10,
09/12 15Z,   0.60,   3.50,  99.90,   4.21,   0.10,
09/12 16Z,   0.50,   5.17,  99.90,   5.77,   0.10,
09/12 17Z,   0.50,   5.47,  99.90,   6.08,   0.10,  (max)
09/12 18Z,   0.50,   4.49,  99.90,   5.10,   0.10,
09/12 19Z,   0.50,   2.51,  99.90,   3.12,   0.10,
09/12 20Z,   0.60,  -0.13,  99.90,   0.58,   0.10,
09/12 21Z,   0.60,  -2.96,  99.90,  -2.25,   0.10,
09/12 22Z,   0.60,  -5.12,  99.90,  -4.42,   0.10,
09/12 23Z,   0.60,  -5.75,  99.90,  -5.04,   0.10,  (min)
09/13 00Z,   0.50,  -4.80,  99.90,  -4.20,   0.10,
09/13 01Z,   0.50,  -2.84,  99.90,  -2.24,   0.10,
09/13 02Z,   0.50,  -0.25,  99.90,   0.35,   0.10,
09/13 03Z,   0.50,   2.49,  99.90,   3.09,   0.10,
09/13 04Z,   0.40,   4.58,  99.90,   5.08,   0.10,
09/13 05Z,   0.40,   5.40,  99.90,   5.91,   0.10,  (max)
09/13 06Z,   0.40,   4.90,  99.90,   5.40,   0.10,
09/13 07Z,   0.40,   3.29,  99.90,   3.79,   0.10,
09/13 08Z,   0.40,   0.93,  99.90,   1.44,   0.10,
09/13 09Z,   0.40,  -1.79,  99.90,  -1.29,   0.10,
09/13 10Z,   0.40,  -4.22,  99.90,  -3.72,   0.10,
09/13 11Z,   0.50,  -5.41,  99.90,  -4.80,   0.10,  (min)
09/13 12Z,   0.50,  -4.95,  99.90,  -4.35,   0.10,
09/13 13Z,   0.60,  -3.29,  99.90,  -2.58,   0.10,
09/13 14Z,   0.50,  -0.93,  99.90,  -0.33,   0.10,
09/13 15Z,   0.50,   1.76,  99.90,   2.36,   0.10,
09/13 16Z,   0.40,   4.11,  99.90,   4.61,   0.10,
09/13 17Z,   0.40,   5.37,  99.90,   5.87,   0.10,  (max)
09/13 18Z,   0.40,   5.27,  99.90,   5.78,   0.10,
09/13 19Z,   0.40,   3.98,  99.90,   4.48,   0.10,
09/13 20Z,   0.40,   1.82,  99.90,   2.33,   0.10,
09/13 21Z,   0.40,  -0.83,  99.90,  -0.33,   0.10,
09/13 22Z,   0.40,  -3.49,  99.90,  -2.99,   0.10,
09/13 23Z,   0.50,  -5.29,  99.90,  -4.68,   0.10,
09/14 00Z,   0.50,  -5.51,  99.90,  -4.90,   0.10,  (min)
09/14 01Z,   0.50,  -4.31,  99.90,  -3.70,   0.10,
09/14 02Z,   0.50,  -2.27,  99.90,  -1.67,   0.10,
09/14 03Z,   0.40,   0.25,  99.90,   0.76,   0.10,
09/14 04Z,   0.40,   2.77,  99.90,   3.27,   0.10,
09/14 05Z,   0.40,   4.51,  99.90,   5.01,   0.10,
09/14 06Z,   0.40,   4.98,  99.90,   5.48,   0.10,  (max)
09/14 07Z,   0.40,   4.20,  99.90,   4.70,   0.10,
09/14 08Z,   0.30,   2.47,  99.90,   2.88,   0.10,
09/14 09Z,   0.40,   0.16,  99.90,   0.67,   0.10,
09/14 10Z,   0.40,  -2.34,  99.90,  -1.83,   0.10,
09/14 11Z,   0.40,  -4.34,  99.90,  -3.84,   0.10,
09/14 12Z,   0.50,  -5.01,  99.90,  -4.41,   0.10,
09/14 13Z,  99.90,  -4.15,  99.90,  99.90,   0.10,
09/14 14Z,  99.90,  -2.33,  99.90,  99.90,   0.10,
09/14 15Z,  99.90,   0.00,  99.90,  99.90,   0.10,
09/14 16Z,  99.90,   2.49,  99.90,  99.90,   0.10,
09/14 17Z,  99.90,   4.46,  99.90,  99.90,   0.10,
09/14 18Z,  99.90,   5.28,  99.90,  99.90,   0.10,