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 : 10/16/2026 17:21:08 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 00Z,   0.50,  -4.53,  -3.54,  99.90,   0.49,
10/15 01Z,   0.50,  -4.74,  -3.97,  99.90,   0.27,  (min)
10/15 02Z,   0.50,  -3.74,  -2.89,  99.90,   0.35,
10/15 03Z,   0.50,  -2.12,  -1.53,  99.90,   0.09,
10/15 04Z,   0.40,  -0.19,   0.24,  99.90,   0.03,
10/15 05Z,   0.40,   1.78,   2.15,  99.90,  -0.03,
10/15 06Z,   0.30,   3.22,   3.40,  99.90,  -0.12,
10/15 07Z,   0.30,   3.64,   3.93,  99.90,  -0.01,  (max)
10/15 08Z,   0.20,   3.02,   3.16,  99.90,  -0.06,
10/15 09Z,   0.10,   1.68,   1.84,  99.90,   0.06,
10/15 10Z,   0.10,  -0.03,   0.22,  99.90,   0.15,
10/15 11Z,   0.20,  -1.82,  -1.58,  99.90,   0.04,
10/15 12Z,   0.20,  -3.23,  -3.19,  99.90,  -0.16,
10/15 13Z,   0.20,  -3.61,  -3.38,  99.90,   0.03,  (min)
10/15 14Z,   0.20,  -2.74,  -2.69,  99.90,  -0.15,
10/15 15Z,   0.20,  -1.14,  -1.02,  99.90,  -0.08,
10/15 16Z,   0.10,   0.68,   0.66,  99.90,  -0.12,
10/15 17Z,   0.20,   2.53,   2.64,  99.90,  -0.09,
10/15 18Z,   0.30,   3.99,   4.21,  99.90,  -0.08,
10/15 19Z,   0.40,   4.51,   4.93,  99.90,   0.02,  (max)
10/15 20Z,   0.50,   3.93,   4.54,  99.90,   0.11,
10/15 21Z,   0.60,   2.52,   3.27,  99.90,   0.15,
10/15 22Z,   0.60,   0.65,   1.50,  99.90,   0.25,
10/15 23Z,   0.70,  -1.36,  -0.43,  99.90,   0.23,
10/16 00Z,   0.70,  -3.20,  -2.20,  99.90,   0.30,
10/16 01Z,   0.80,  -4.30,  -3.23,  99.90,   0.27,
10/16 02Z,   0.80,  -4.17,  -3.28,  99.90,   0.09,  (min)
10/16 03Z,   0.80,  -3.07,  -2.32,  99.90,  -0.05,
10/16 04Z,   0.70,  -1.54,  -0.96,  99.90,  -0.12,
10/16 05Z,   0.70,   0.20,   0.71,  99.90,  -0.19,
10/16 06Z,   0.80,   1.92,   2.44,  99.90,  -0.28,
10/16 07Z,   0.80,   3.05,   3.54,  99.90,  -0.31,
10/16 08Z,   0.90,   3.20,   3.62,  99.90,  -0.48,  (max)
10/16 09Z,   0.90,   2.44,   3.16,  99.90,  -0.18,
10/16 10Z,   0.90,   1.12,   1.89,  99.90,  -0.13,
10/16 11Z,   0.90,  -0.45,   0.49,  99.90,   0.04,
10/16 12Z,   0.90,  -1.99,  -1.02,  99.90,   0.07,
10/16 13Z,   0.90,  -3.08,  -2.06,  99.90,   0.12,  (min)
10/16 14Z,   0.80,  -3.14,  -1.96,  99.90,   0.38,
10/16 15Z,   0.80,  -2.10,  -0.92,  99.90,   0.38,
10/16 16Z,   0.70,  -0.58,   0.26,  99.90,   0.14,
10/16 17Z,   0.70,   1.06,   1.99,  99.90,   0.23,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/16 18Z,   0.60,   2.69,  99.90,   3.50,   0.21,
10/16 19Z,   0.60,   3.87,  99.90,   4.67,   0.20,
10/16 20Z,   0.60,   4.12,  99.90,   4.90,   0.19,  (max)
10/16 21Z,   0.50,   3.38,  99.90,   4.06,   0.17,
10/16 22Z,   0.40,   1.95,  99.90,   2.51,   0.16,
10/16 23Z,   0.40,   0.20,  99.90,   0.75,   0.15,
10/17 00Z,   0.30,  -1.60,  99.90,  -1.17,   0.14,
10/17 01Z,   0.30,  -3.18,  99.90,  -2.76,   0.12,
10/17 02Z,   0.20,  -3.98,  99.90,  -3.67,   0.11,  (min)
10/17 03Z,   0.20,  -3.65,  99.90,  -3.35,   0.10,
10/17 04Z,   0.10,  -2.54,  99.90,  -2.36,   0.08,
10/17 05Z,   0.00,  -1.15,  99.90,  -1.08,   0.07,
10/17 06Z,   0.00,   0.43,  99.90,   0.50,   0.07,
10/17 07Z,  -0.10,   1.94,  99.90,   1.91,   0.07,
10/17 08Z,  -0.10,   2.84,  99.90,   2.81,   0.07,
10/17 09Z,   0.00,   2.82,  99.90,   2.89,   0.07,  (max)
10/17 10Z,  -0.10,   2.01,  99.90,   1.99,   0.07,
10/17 11Z,  -0.10,   0.75,  99.90,   0.72,   0.07,
10/17 12Z,   0.00,  -0.67,  99.90,  -0.60,   0.07,
10/17 13Z,  -0.10,  -2.02,  99.90,  -2.05,   0.07,
10/17 14Z,  -0.20,  -2.88,  99.90,  -3.01,   0.07,  (min)
10/17 15Z,   0.00,  -2.73,  99.90,  -2.66,   0.07,
10/17 16Z,  -0.20,  -1.66,  99.90,  -1.79,   0.07,
10/17 17Z,  -0.10,  -0.25,  99.90,  -0.28,   0.07,
10/17 18Z,   0.00,   1.23,  99.90,   1.30,   0.07,
10/17 19Z,   0.00,   2.69,  99.90,   2.76,   0.07,
10/17 20Z,   0.10,   3.68,  99.90,   3.85,   0.07,  (max)
10/17 21Z,   0.00,   3.77,  99.90,   3.84,   0.07,
10/17 22Z,   0.20,   2.97,  99.90,   3.24,   0.07,
10/17 23Z,   0.20,   1.58,  99.90,   1.86,   0.07,
10/18 00Z,   0.20,  -0.04,  99.90,   0.23,   0.07,
10/18 01Z,   0.20,  -1.69,  99.90,  -1.42,   0.07,
10/18 02Z,   0.20,  -3.09,  99.90,  -2.82,   0.07,
10/18 03Z,   0.30,  -3.70,  99.90,  -3.33,   0.07,  (min)
10/18 04Z,   0.30,  -3.26,  99.90,  -2.89,   0.07,
10/18 05Z,   0.30,  -2.21,  99.90,  -1.84,   0.07,
10/18 06Z,   0.30,  -0.93,  99.90,  -0.56,   0.07,
10/18 07Z,   0.50,   0.55,  99.90,   1.12,   0.07,
10/18 08Z,   0.60,   1.94,  99.90,   2.61,   0.07,
10/18 09Z,   0.60,   2.70,  99.90,   3.37,   0.07,
10/18 10Z,   0.80,   2.59,  99.90,   3.46,   0.07,  (max)
10/18 11Z,   0.80,   1.78,  99.90,   2.65,   0.07,
10/18 12Z,   0.70,   0.58,  99.90,   1.35,   0.07,
10/18 13Z,   0.70,  -0.75,  99.90,   0.02,   0.07,
10/18 14Z,   0.50,  -2.01,  99.90,  -1.44,   0.07,
10/18 15Z,   0.50,  -2.74,  99.90,  -2.17,   0.07,  (min)
10/18 16Z,   0.30,  -2.49,  99.90,  -2.12,   0.07,
10/18 17Z,   0.20,  -1.45,  99.90,  -1.18,   0.07,
10/18 18Z,   0.30,  -0.15,  99.90,   0.22,   0.07,
10/18 19Z,   0.20,   1.25,  99.90,   1.52,   0.07,
10/18 20Z,   0.20,   2.64,  99.90,   2.91,   0.07,
10/18 21Z,   0.30,   3.53,  99.90,   3.90,   0.07,
10/18 22Z,   0.30,   3.54,  99.90,   3.92,   0.07,  (max)
10/18 23Z,   0.30,   2.73,  99.90,   3.10,   0.07,
10/19 00Z,   0.30,   1.39,  99.90,   1.76,   0.07,
10/19 01Z,   0.30,  -0.16,  99.90,   0.21,   0.07,
10/19 02Z,   0.30,  -1.74,  99.90,  -1.37,   0.07,
10/19 03Z,   0.20,  -3.06,  99.90,  -2.78,   0.07,
10/19 04Z,   0.30,  -3.55,  99.90,  -3.17,   0.07,  (min)
10/19 05Z,   0.30,  -3.06,  99.90,  -2.69,   0.07,
10/19 06Z,   0.30,  -2.05,  99.90,  -1.68,   0.07,
10/19 07Z,   0.30,  -0.80,  99.90,  -0.43,   0.07,
10/19 08Z,   0.40,   0.67,  99.90,   1.15,   0.07,
10/19 09Z,   0.50,   2.03,  99.90,   2.60,   0.07,
10/19 10Z,   0.50,   2.72,  99.90,   3.29,   0.07,  (max)
10/19 11Z,   0.60,   2.55,  99.90,   3.22,   0.07,
10/19 12Z,   0.60,   1.72,  99.90,   2.40,   0.07,
10/19 13Z,   0.50,   0.53,  99.90,   1.10,   0.07,
10/19 14Z,   0.60,  -0.80,  99.90,  -0.13,   0.07,
10/19 15Z,   0.50,  -2.07,  99.90,  -1.49,   0.07,
10/19 16Z,   0.50,  -2.76,  99.90,  -2.18,   0.07,  (min)
10/19 17Z,   0.50,  -2.46,  99.90,  -1.89,   0.07,
10/19 18Z,   0.50,  -1.45,  99.90,  -0.87,   0.07,
10/19 19Z,   0.60,  -0.19,  99.90,   0.49,   0.07,
10/19 20Z,   0.60,   1.23,  99.90,   1.91,   0.07,
10/19 21Z,   0.70,   2.64,  99.90,   3.41,   0.07,
10/19 22Z,   0.70,   3.50,  99.90,   4.28,   0.07,
10/19 23Z,   0.80,   3.47,  99.90,   4.35,   0.07,  (max)
10/20 00Z,   0.80,   2.64,  99.90,   3.51,   0.07,
10/20 01Z,   0.90,   1.31,  99.90,   2.28,   0.07,
10/20 02Z,   0.90,  -0.26,  99.90,   0.72,   0.07,
10/20 03Z,   0.80,  -1.87,  99.90,  -1.00,   0.07,
10/20 04Z,   0.90,  -3.16,  99.90,  -2.19,   0.07,
10/20 05Z,   0.90,  -3.57,  99.90,  -2.60,   0.07,  (min)
10/20 06Z,   0.90,  -3.02,  99.90,  -2.05,   0.07,
10/20 07Z,   0.80,  -1.97,  99.90,  -1.10,   0.07,
10/20 08Z,   0.80,  -0.64,  99.90,   0.23,   0.07,
10/20 09Z,   0.80,   0.93,  99.90,   1.80,   0.07,
10/20 10Z,   0.90,   2.30,  99.90,   3.27,   0.07,
10/20 11Z,   0.90,   2.93,  99.90,   3.91,   0.07,  (max)
10/20 12Z,   1.00,   2.70,  99.90,   3.77,   0.07,