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
#Portland, ME : 09/08/2026 09:22:01 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/06 18Z,   0.90,   1.64,   2.31,  99.90,  -0.23,  (min)
09/06 19Z,   0.90,   3.03,   3.71,  99.90,  -0.22,
09/06 20Z,   0.90,   5.07,   5.68,  99.90,  -0.29,
09/06 21Z,   0.90,   7.27,   8.01,  99.90,  -0.16,
09/06 22Z,   0.90,   9.00,   9.71,  99.90,  -0.19,
09/06 23Z,   0.80,   9.86,  10.49,  99.90,  -0.17,  (max)
09/07 00Z,   0.70,   9.75,  10.43,  99.90,  -0.02,
09/07 01Z,   0.70,   8.68,   9.21,  99.90,  -0.17,
09/07 02Z,   0.70,   6.78,   7.24,  99.90,  -0.24,
09/07 03Z,   0.70,   4.41,   4.82,  99.90,  -0.29,
09/07 04Z,   0.70,   2.21,   2.64,  99.90,  -0.27,
09/07 05Z,   0.60,   0.73,   1.13,  99.90,  -0.20,
09/07 06Z,   0.60,   0.23,   0.67,  99.90,  -0.16,  (min)
09/07 07Z,   0.60,   0.75,   1.20,  99.90,  -0.15,
09/07 08Z,   0.50,   2.22,   2.71,  99.90,  -0.01,
09/07 09Z,   0.50,   4.27,   4.90,  99.90,   0.13,
09/07 10Z,   0.50,   6.32,   6.90,  99.90,   0.08,
09/07 11Z,   0.40,   7.82,   8.42,  99.90,   0.20,
09/07 12Z,   0.40,   8.50,   9.07,  99.90,   0.17,  (max)
09/07 13Z,   0.30,   8.28,   8.81,  99.90,   0.23,
09/07 14Z,   0.30,   7.13,   7.62,  99.90,   0.19,
09/07 15Z,   0.20,   5.26,   5.70,  99.90,   0.24,
09/07 16Z,   0.20,   3.22,   3.58,  99.90,   0.16,
09/07 17Z,   0.20,   1.65,   1.90,  99.90,   0.05,
09/07 18Z,   0.30,   0.95,   1.21,  99.90,  -0.04,  (min)
09/07 19Z,   0.30,   1.29,   1.69,  99.90,   0.10,
09/07 20Z,   0.40,   2.63,   3.01,  99.90,  -0.02,
09/07 21Z,   0.30,   4.74,   5.17,  99.90,   0.13,
09/07 22Z,   0.30,   7.06,   7.65,  99.90,   0.29,
09/07 23Z,   0.30,   8.95,   9.62,  99.90,   0.37,
09/08 00Z,   0.40,   9.99,  10.61,  99.90,   0.22,
09/08 01Z,   0.40,  10.03,  10.63,  99.90,   0.20,  (max)
09/08 02Z,   0.30,   9.02,   9.55,  99.90,   0.23,
09/08 03Z,   0.30,   7.06,   7.50,  99.90,   0.14,
09/08 04Z,   0.30,   4.57,   5.00,  99.90,   0.13,
09/08 05Z,   0.30,   2.21,   2.52,  99.90,   0.01,
09/08 06Z,   0.20,   0.57,   0.85,  99.90,   0.08,
09/08 07Z,   0.30,  -0.05,   0.25,  99.90,   0.00,  (min)
09/08 08Z,   0.30,   0.44,   0.70,  99.90,  -0.04,
09/08 09Z,   0.40,   1.99,   2.24,  99.90,  -0.15,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/08 10Z,   0.40,   4.20,  99.90,   4.46,  -0.14,
09/08 11Z,   0.40,   6.42,  99.90,   6.69,  -0.13,
09/08 12Z,   0.40,   8.09,  99.90,   8.36,  -0.12,
09/08 13Z,   0.40,   8.90,  99.90,   9.18,  -0.11,  (max)
09/08 14Z,   0.40,   8.71,  99.90,   9.00,  -0.10,
09/08 15Z,   0.40,   7.47,  99.90,   7.78,  -0.09,
09/08 16Z,   0.40,   5.43,  99.90,   5.75,  -0.08,
09/08 17Z,   0.30,   3.19,  99.90,   3.42,  -0.07,
09/08 18Z,   0.30,   1.42,  99.90,   1.66,  -0.07,
09/08 19Z,   0.30,   0.57,  99.90,   0.82,  -0.06,  (min)
09/08 20Z,   0.30,   0.84,  99.90,   1.10,  -0.05,
09/08 21Z,   0.30,   2.24,  99.90,   2.51,  -0.04,
09/08 22Z,   0.30,   4.50,  99.90,   4.76,  -0.04,
09/08 23Z,   0.30,   6.99,  99.90,   7.25,  -0.04,
09/09 00Z,   0.30,   9.04,  99.90,   9.30,  -0.04,
09/09 01Z,   0.30,  10.21,  99.90,  10.47,  -0.04,
09/09 02Z,   0.30,  10.32,  99.90,  10.58,  -0.04,  (max)
09/09 03Z,   0.30,   9.26,  99.90,   9.53,  -0.04,
09/09 04Z,   0.20,   7.17,  99.90,   7.33,  -0.04,
09/09 05Z,   0.20,   4.51,  99.90,   4.67,  -0.04,
09/09 06Z,   0.20,   2.01,  99.90,   2.17,  -0.04,
09/09 07Z,   0.20,   0.27,  99.90,   0.43,  -0.04,
09/09 08Z,   0.20,  -0.37,  99.90,  -0.20,  -0.04,  (min)
09/09 09Z,   0.30,   0.24,  99.90,   0.50,  -0.04,
09/09 10Z,   0.30,   1.98,  99.90,   2.25,  -0.04,
09/09 11Z,   0.40,   4.40,  99.90,   4.77,  -0.04,
09/09 12Z,   0.40,   6.79,  99.90,   7.16,  -0.04,
09/09 13Z,   0.50,   8.57,  99.90,   9.03,  -0.04,
09/09 14Z,   0.40,   9.40,  99.90,   9.76,  -0.04,  (max)
09/09 15Z,   0.40,   9.12,  99.90,   9.48,  -0.04,
09/09 16Z,   0.40,   7.68,  99.90,   8.05,  -0.04,
09/09 17Z,   0.50,   5.40,  99.90,   5.86,  -0.04,
09/09 18Z,   0.40,   2.94,  99.90,   3.31,  -0.04,
09/09 19Z,   0.50,   1.03,  99.90,   1.49,  -0.04,
09/09 20Z,   0.50,   0.12,  99.90,   0.59,  -0.04,  (min)
09/09 21Z,   0.50,   0.45,  99.90,   0.91,  -0.04,
09/09 22Z,   0.60,   2.00,  99.90,   2.56,  -0.04,
09/09 23Z,   0.60,   4.44,  99.90,   5.00,  -0.04,
09/10 00Z,   0.60,   7.09,  99.90,   7.65,  -0.04,
09/10 01Z,   0.60,   9.24,  99.90,   9.80,  -0.04,
09/10 02Z,   0.60,  10.45,  99.90,  11.01,  -0.04,
09/10 03Z,   0.60,  10.50,  99.90,  11.06,  -0.04,  (max)
09/10 04Z,   0.60,   9.30,  99.90,   9.86,  -0.04,
09/10 05Z,   0.50,   7.00,  99.90,   7.47,  -0.04,
09/10 06Z,   0.50,   4.19,  99.90,   4.65,  -0.04,
09/10 07Z,   0.40,   1.62,  99.90,   1.98,  -0.04,
09/10 08Z,   0.40,  -0.09,  99.90,   0.28,  -0.04,
09/10 09Z,   0.40,  -0.58,  99.90,  -0.22,  -0.04,  (min)
09/10 10Z,   0.30,   0.26,  99.90,   0.52,  -0.04,
09/10 11Z,   0.30,   2.27,  99.90,   2.53,  -0.04,
09/10 12Z,   0.20,   4.89,  99.90,   5.06,  -0.04,
09/10 13Z,   0.20,   7.38,  99.90,   7.55,  -0.04,
09/10 14Z,   0.20,   9.15,  99.90,   9.31,  -0.04,
09/10 15Z,   0.10,   9.87,  99.90,   9.93,  -0.04,  (max)
09/10 16Z,   0.10,   9.36,  99.90,   9.43,  -0.04,
09/10 17Z,   0.00,   7.65,  99.90,   7.61,  -0.04,
09/10 18Z,   0.00,   5.12,  99.90,   5.08,  -0.04,
09/10 19Z,  -0.10,   2.51,  99.90,   2.37,  -0.04,
09/10 20Z,  -0.20,   0.56,  99.90,   0.32,  -0.04,
09/10 21Z,  -0.20,  -0.27,  99.90,  -0.51,  -0.04,  (min)
09/10 22Z,  -0.20,   0.22,  99.90,  -0.02,  -0.04,
09/10 23Z,  -0.10,   1.99,  99.90,   1.85,  -0.04,
09/11 00Z,   0.00,   4.61,  99.90,   4.58,  -0.04,
09/11 01Z,   0.00,   7.34,  99.90,   7.31,  -0.04,
09/11 02Z,   0.00,   9.48,  99.90,   9.44,  -0.04,
09/11 03Z,   0.00,  10.59,  99.90,  10.55,  -0.04,  (max)
09/11 04Z,   0.00,  10.46,  99.90,  10.43,  -0.04,
09/11 05Z,   0.00,   9.04,  99.90,   9.00,  -0.04,
09/11 06Z,   0.00,   6.55,  99.90,   6.52,  -0.04,
09/11 07Z,   0.00,   3.66,  99.90,   3.62,  -0.04,
09/11 08Z,   0.00,   1.16,  99.90,   1.12,  -0.04,
09/11 09Z,   0.00,  -0.36,  99.90,  -0.39,  -0.04,
09/11 10Z,   0.00,  -0.58,  99.90,  -0.61,  -0.04,  (min)
09/11 11Z,   0.10,   0.58,  99.90,   0.64,  -0.04,
09/11 12Z,   0.30,   2.86,  99.90,   3.12,  -0.04,
09/11 13Z,   0.40,   5.62,  99.90,   5.98,  -0.04,
09/11 14Z,   0.40,   8.08,  99.90,   8.45,  -0.04,
09/11 15Z,   0.50,   9.69,  99.90,  10.16,  -0.04,
09/11 16Z,   0.50,  10.16,  99.90,  10.63,  -0.04,  (max)
09/11 17Z,   0.50,   9.35,  99.90,   9.81,  -0.04,
09/11 18Z,   0.50,   7.33,  99.90,   7.80,  -0.04,
09/11 19Z,   0.50,   4.61,  99.90,   5.08,  -0.04,
09/11 20Z,   0.50,   1.98,  99.90,   2.44,  -0.04,
09/11 21Z,   0.50,   0.14,  99.90,   0.60,  -0.04,
09/11 22Z,   0.60,  -0.49,  99.90,   0.07,  -0.04,  (min)
09/11 23Z,   0.60,   0.25,  99.90,   0.81,  -0.04,
09/12 00Z,   0.60,   2.24,  99.90,   2.80,  -0.04,
09/12 01Z,  99.90,   4.97,  99.90,  99.90,  -0.04,
09/12 02Z,  99.90,   7.67,  99.90,  99.90,  -0.04,
09/12 03Z,  99.90,   9.65,  99.90,  99.90,  -0.04,
09/12 04Z,  99.90,  10.54,  99.90,  99.90,  -0.04,
09/12 05Z,  99.90,  10.16,  99.90,  99.90,  -0.04,
09/12 06Z,  99.90,   8.50,  99.90,  99.90,  -0.04,