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 : 10/14/2026 20:22:34 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/13 00Z,   1.00,   0.16,   0.98,  99.90,  -0.18,  (min)
10/13 01Z,   1.00,   1.64,   2.70,  99.90,   0.06,
10/13 02Z,   1.00,   3.76,   4.74,  99.90,  -0.02,
10/13 03Z,   1.10,   6.22,   6.87,  99.90,  -0.45,
10/13 04Z,   1.20,   8.38,   8.99,  99.90,  -0.59,
10/13 05Z,   1.30,   9.55,  10.32,  99.90,  -0.53,
10/13 06Z,   1.10,   9.49,  10.36,  99.90,  -0.23,  (max)
10/13 07Z,   1.20,   8.38,   9.26,  99.90,  -0.32,
10/13 08Z,   1.30,   6.56,   7.48,  99.90,  -0.38,
10/13 09Z,   1.30,   4.36,   5.39,  99.90,  -0.27,
10/13 10Z,   1.30,   2.21,   3.62,  99.90,   0.11,
10/13 11Z,   1.40,   0.91,   2.31,  99.90,   0.00,  (min)
10/13 12Z,   1.30,   1.06,   2.49,  99.90,   0.13,
10/13 13Z,   1.40,   2.43,   3.93,  99.90,   0.10,
10/13 14Z,   1.40,   4.42,   5.96,  99.90,   0.14,
10/13 15Z,   1.30,   6.72,   7.94,  99.90,  -0.08,
10/13 16Z,   1.20,   8.89,  10.16,  99.90,   0.07,
10/13 17Z,   1.20,  10.21,  11.43,  99.90,   0.02,
10/13 18Z,   1.10,  10.30,  11.59,  99.90,   0.19,  (max)
10/13 19Z,   1.10,   9.24,  10.46,  99.90,   0.12,
10/13 20Z,   1.10,   7.36,   8.51,  99.90,   0.05,
10/13 21Z,   1.00,   5.03,   6.36,  99.90,   0.33,
10/13 22Z,   0.90,   2.60,   3.89,  99.90,   0.39,
10/13 23Z,   0.80,   0.67,   2.03,  99.90,   0.56,
10/14 00Z,   0.90,   0.03,   1.33,  99.90,   0.40,  (min)
10/14 01Z,   0.90,   0.78,   2.24,  99.90,   0.56,
10/14 02Z,   0.80,   2.39,   3.64,  99.90,   0.45,
10/14 03Z,   0.80,   4.46,   5.49,  99.90,   0.23,
10/14 04Z,   0.80,   6.70,   7.66,  99.90,   0.16,
10/14 05Z,   0.70,   8.50,   9.41,  99.90,   0.21,
10/14 06Z,   0.80,   9.27,  10.19,  99.90,   0.12,  (max)
10/14 07Z,   0.70,   8.89,   9.89,  99.90,   0.30,
10/14 08Z,   0.70,   7.62,   8.56,  99.90,   0.24,
10/14 09Z,   0.70,   5.81,   6.81,  99.90,   0.30,
10/14 10Z,   0.80,   3.79,   4.70,  99.90,   0.11,
10/14 11Z,   0.80,   2.00,   2.98,  99.90,   0.18,
10/14 12Z,   0.70,   1.19,   2.06,  99.90,   0.17,  (min)
10/14 13Z,   0.60,   1.77,   2.53,  99.90,   0.16,
10/14 14Z,   0.60,   3.32,   4.09,  99.90,   0.17,
10/14 15Z,   0.60,   5.27,   5.87,  99.90,  -0.00,
10/14 16Z,   0.50,   7.37,   7.98,  99.90,   0.11,
10/14 17Z,   0.50,   9.18,   9.85,  99.90,   0.17,
10/14 18Z,   0.40,  10.07,  10.81,  99.90,   0.34,  (max)
10/14 19Z,   0.40,   9.77,  10.57,  99.90,   0.40,
10/14 20Z,   0.40,   8.47,   9.24,  99.90,   0.37,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 21Z,   0.40,   6.54,  99.90,   7.29,   0.35,
10/14 22Z,   0.40,   4.34,  99.90,   5.07,   0.32,
10/14 23Z,   0.50,   2.19,  99.90,   2.99,   0.30,
10/15 00Z,   0.50,   0.70,  99.90,   1.47,   0.27,
10/15 01Z,   0.50,   0.49,  99.90,   1.24,   0.25,  (min)
10/15 02Z,   0.50,   1.49,  99.90,   2.22,   0.23,
10/15 03Z,   0.40,   3.11,  99.90,   3.71,   0.20,
10/15 04Z,   0.30,   5.04,  99.90,   5.51,   0.18,
10/15 05Z,   0.30,   7.01,  99.90,   7.47,   0.15,
10/15 06Z,   0.20,   8.45,  99.90,   8.78,   0.13,
10/15 07Z,   0.10,   8.87,  99.90,   9.07,   0.10,  (max)
10/15 08Z,   0.00,   8.25,  99.90,   8.33,   0.08,
10/15 09Z,   0.10,   6.91,  99.90,   7.09,   0.08,
10/15 10Z,   0.10,   5.20,  99.90,   5.37,   0.08,
10/15 11Z,   0.10,   3.41,  99.90,   3.59,   0.08,
10/15 12Z,   0.10,   2.00,  99.90,   2.18,   0.08,
10/15 13Z,   0.00,   1.62,  99.90,   1.70,   0.08,  (min)
10/15 14Z,   0.00,   2.49,  99.90,   2.57,   0.08,
10/15 15Z,   0.00,   4.09,  99.90,   4.17,   0.08,
10/15 16Z,   0.00,   5.91,  99.90,   5.98,   0.08,
10/15 17Z,   0.10,   7.76,  99.90,   7.94,   0.08,
10/15 18Z,   0.20,   9.22,  99.90,   9.50,   0.08,
10/15 19Z,   0.30,   9.74,  99.90,  10.12,   0.08,  (max)
10/15 20Z,   0.40,   9.16,  99.90,   9.64,   0.08,
10/15 21Z,   0.50,   7.75,  99.90,   8.33,   0.08,
10/15 22Z,   0.70,   5.88,  99.90,   6.66,   0.08,
10/15 23Z,   0.80,   3.87,  99.90,   4.75,   0.08,
10/16 00Z,   0.90,   2.03,  99.90,   3.01,   0.08,
10/16 01Z,   0.90,   0.93,  99.90,   1.91,   0.08,  (min)
10/16 02Z,   0.90,   1.06,  99.90,   2.03,   0.08,
10/16 03Z,   0.90,   2.16,  99.90,   3.14,   0.08,
10/16 04Z,   0.80,   3.69,  99.90,   4.57,   0.08,
10/16 05Z,   0.80,   5.43,  99.90,   6.31,   0.08,
10/16 06Z,   0.80,   7.15,  99.90,   8.03,   0.08,
10/16 07Z,   0.80,   8.28,  99.90,   9.16,   0.08,
10/16 08Z,   0.80,   8.43,  99.90,   9.30,   0.08,  (max)
10/16 09Z,   0.90,   7.67,  99.90,   8.65,   0.08,
10/16 10Z,   0.90,   6.35,  99.90,   7.32,   0.08,
10/16 11Z,   1.00,   4.78,  99.90,   5.86,   0.08,
10/16 12Z,   0.90,   3.24,  99.90,   4.22,   0.08,
10/16 13Z,   1.20,   2.15,  99.90,   3.43,   0.08,
10/16 14Z,   1.00,   2.09,  99.90,   3.17,   0.08,  (min)
10/16 15Z,   1.10,   3.13,  99.90,   4.30,   0.08,
10/16 16Z,   0.90,   4.65,  99.90,   5.63,   0.08,
10/16 17Z,   0.80,   6.29,  99.90,   7.17,   0.08,
10/16 18Z,   0.70,   7.92,  99.90,   8.70,   0.08,
10/16 19Z,   0.70,   9.10,  99.90,   9.88,   0.08,
10/16 20Z,   0.70,   9.35,  99.90,  10.13,   0.08,  (max)
10/16 21Z,   0.70,   8.61,  99.90,   9.39,   0.08,
10/16 22Z,   0.70,   7.18,  99.90,   7.96,   0.08,
10/16 23Z,   0.70,   5.43,  99.90,   6.21,   0.08,
10/17 00Z,   0.60,   3.63,  99.90,   4.31,   0.08,
10/17 01Z,   0.50,   2.05,  99.90,   2.63,   0.08,
10/17 02Z,   0.40,   1.25,  99.90,   1.73,   0.08,  (min)
10/17 03Z,   0.40,   1.58,  99.90,   2.06,   0.08,
10/17 04Z,   0.40,   2.69,  99.90,   3.17,   0.08,
10/17 05Z,   0.20,   4.08,  99.90,   4.36,   0.08,
10/17 06Z,   0.20,   5.66,  99.90,   5.93,   0.08,
10/17 07Z,   0.20,   7.17,  99.90,   7.45,   0.08,
10/17 08Z,   0.10,   8.07,  99.90,   8.24,   0.08,  (max)
10/17 09Z,   0.10,   8.05,  99.90,   8.23,   0.08,
10/17 10Z,   0.20,   7.24,  99.90,   7.52,   0.08,
10/17 11Z,   0.00,   5.98,  99.90,   6.06,   0.08,
10/17 12Z,   0.00,   4.56,  99.90,   4.64,   0.08,
10/17 13Z,   0.10,   3.21,  99.90,   3.38,   0.08,
10/17 14Z,   0.00,   2.35,  99.90,   2.42,   0.08,  (min)
10/17 15Z,  -0.10,   2.50,  99.90,   2.47,   0.08,
10/17 16Z,  -0.10,   3.57,  99.90,   3.54,   0.08,
10/17 17Z,  -0.20,   4.98,  99.90,   4.85,   0.08,
10/17 18Z,  -0.10,   6.46,  99.90,   6.44,   0.08,
10/17 19Z,  -0.10,   7.92,  99.90,   7.90,   0.08,
10/17 20Z,  -0.10,   8.91,  99.90,   8.89,   0.08,
10/17 21Z,   0.00,   9.00,  99.90,   9.08,   0.08,  (max)
10/17 22Z,   0.00,   8.20,  99.90,   8.28,   0.08,
10/17 23Z,   0.20,   6.81,  99.90,   7.09,   0.08,
10/18 00Z,   0.10,   5.19,  99.90,   5.37,   0.08,
10/18 01Z,   0.10,   3.54,  99.90,   3.71,   0.08,
10/18 02Z,   0.20,   2.14,  99.90,   2.42,   0.08,
10/18 03Z,   0.10,   1.53,  99.90,   1.71,   0.08,  (min)
10/18 04Z,   0.10,   1.97,  99.90,   2.14,   0.08,
10/18 05Z,   0.10,   3.02,  99.90,   3.20,   0.08,
10/18 06Z,   0.10,   4.30,  99.90,   4.48,   0.08,
10/18 07Z,   0.20,   5.78,  99.90,   6.05,   0.08,
10/18 08Z,   0.30,   7.17,  99.90,   7.54,   0.08,
10/18 09Z,   0.40,   7.93,  99.90,   8.40,   0.08,
10/18 10Z,   0.60,   7.82,  99.90,   8.50,   0.08,  (max)
10/18 11Z,   0.70,   7.01,  99.90,   7.78,   0.08,
10/18 12Z,   0.80,   5.81,  99.90,   6.68,   0.08,