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 : 05/22/2025 07:20:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 12Z,   0.80,   6.32,   7.10,  99.90,  -0.02,
05/20 13Z,   0.80,   4.29,   5.14,  99.90,   0.05,
05/20 14Z,   0.80,   2.42,   3.30,  99.90,   0.08,
05/20 15Z,   0.90,   1.04,   1.95,  99.90,   0.01,
05/20 16Z,   0.90,   0.71,   1.78,  99.90,   0.17,  (min)
05/20 17Z,   1.00,   1.67,   2.90,  99.90,   0.23,
05/20 18Z,   1.00,   3.38,   4.23,  99.90,  -0.15,
05/20 19Z,   1.10,   5.25,   6.05,  99.90,  -0.30,
05/20 20Z,   1.10,   7.06,   7.81,  99.90,  -0.35,
05/20 21Z,   1.20,   8.52,   9.31,  99.90,  -0.41,
05/20 22Z,   1.20,   9.10,   9.80,  99.90,  -0.50,  (max)
05/20 23Z,   1.20,   8.61,   9.22,  99.90,  -0.59,
05/21 00Z,   1.10,   7.27,   8.16,  99.90,  -0.21,
05/21 01Z,   1.10,   5.51,   6.38,  99.90,  -0.23,
05/21 02Z,   1.10,   3.71,   4.51,  99.90,  -0.30,
05/21 03Z,   1.00,   2.19,   2.96,  99.90,  -0.23,
05/21 04Z,   1.00,   1.42,   2.32,  99.90,  -0.10,  (min)
05/21 05Z,   1.00,   1.92,   3.03,  99.90,   0.11,
05/21 06Z,   0.90,   3.45,   4.29,  99.90,  -0.06,
05/21 07Z,   0.90,   5.33,   5.96,  99.90,  -0.27,
05/21 08Z,   0.90,   7.17,   7.80,  99.90,  -0.27,
05/21 09Z,   0.90,   8.77,   9.37,  99.90,  -0.30,
05/21 10Z,   0.80,   9.63,  10.15,  99.90,  -0.28,  (max)
05/21 11Z,   0.80,   9.38,   9.82,  99.90,  -0.36,
05/21 12Z,   0.70,   8.10,   8.61,  99.90,  -0.19,
05/21 13Z,   0.70,   6.21,   6.79,  99.90,  -0.12,
05/21 14Z,   0.70,   4.14,   4.72,  99.90,  -0.12,
05/21 15Z,   0.70,   2.22,   2.91,  99.90,  -0.01,
05/21 16Z,   0.70,   0.85,   1.43,  99.90,  -0.12,
05/21 17Z,   0.70,   0.64,   1.37,  99.90,   0.03,  (min)
05/21 18Z,   0.70,   1.74,   2.56,  99.90,   0.12,
05/21 19Z,   0.70,   3.59,   4.08,  99.90,  -0.21,
05/21 20Z,   0.70,   5.60,   6.10,  99.90,  -0.20,
05/21 21Z,   0.70,   7.56,   8.09,  99.90,  -0.17,
05/21 22Z,   0.70,   9.07,   9.68,  99.90,  -0.09,
05/21 23Z,   0.70,   9.58,  10.02,  99.90,  -0.26,  (max)
05/22 00Z,   0.70,   8.94,   9.49,  99.90,  -0.15,
05/22 01Z,   0.70,   7.43,   8.16,  99.90,   0.03,
05/22 02Z,   0.70,   5.49,   6.25,  99.90,   0.06,
05/22 03Z,   0.70,   3.50,   4.31,  99.90,   0.11,
05/22 04Z,   0.60,   1.79,   2.56,  99.90,   0.17,
05/22 05Z,   0.60,   0.96,   1.82,  99.90,   0.26,  (min)
05/22 06Z,   0.60,   1.49,   2.57,  99.90,   0.48,
05/22 07Z,   0.60,   3.08,   3.93,  99.90,   0.25,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/22 08Z,   0.60,   5.05,  99.90,   5.87,   0.22,
05/22 09Z,   0.60,   7.06,  99.90,   7.86,   0.20,
05/22 10Z,   0.70,   8.81,  99.90,   9.68,   0.17,
05/22 11Z,   0.70,   9.73,  99.90,  10.57,   0.14,  (max)
05/22 12Z,   0.70,   9.45,  99.90,  10.27,   0.12,
05/22 13Z,   0.70,   8.13,  99.90,   8.92,   0.09,
05/22 14Z,   0.70,   6.18,  99.90,   6.94,   0.06,
05/22 15Z,   0.80,   4.02,  99.90,   4.86,   0.04,
05/22 16Z,   0.90,   2.01,  99.90,   2.92,   0.01,
05/22 17Z,   0.90,   0.62,  99.90,   1.51,  -0.02,
05/22 18Z,   0.80,   0.52,  99.90,   1.28,  -0.05,  (min)
05/22 19Z,   1.10,   1.79,  99.90,   2.82,  -0.07,
05/22 20Z,   1.00,   3.80,  99.90,   4.73,  -0.07,
05/22 21Z,   1.20,   6.02,  99.90,   7.15,  -0.07,
05/22 22Z,   1.30,   8.17,  99.90,   9.40,  -0.07,
05/22 23Z,   1.40,   9.73,  99.90,  11.06,  -0.07,
05/23 00Z,   1.70,  10.15,  99.90,  11.78,  -0.07,  (max)
05/23 01Z,   1.80,   9.34,  99.90,  11.07,  -0.07,
05/23 02Z,   1.90,   7.62,  99.90,   9.45,  -0.07,
05/23 03Z,   2.00,   5.45,  99.90,   7.37,  -0.07,
05/23 04Z,   2.00,   3.19,  99.90,   5.12,  -0.07,
05/23 05Z,   2.10,   1.27,  99.90,   3.29,  -0.07,
05/23 06Z,   1.80,   0.36,  99.90,   2.09,  -0.07,  (min)
05/23 07Z,   1.60,   0.93,  99.90,   2.46,  -0.07,
05/23 08Z,   1.50,   2.62,  99.90,   4.04,  -0.07,
05/23 09Z,   1.20,   4.75,  99.90,   5.87,  -0.07,
05/23 10Z,   1.00,   6.98,  99.90,   7.91,  -0.07,
05/23 11Z,   0.70,   8.91,  99.90,   9.53,  -0.07,
05/23 12Z,   0.60,   9.88,  99.90,  10.41,  -0.07,  (max)
05/23 13Z,   0.50,   9.59,  99.90,  10.02,  -0.07,
05/23 14Z,   0.40,   8.21,  99.90,   8.54,  -0.07,
05/23 15Z,   0.30,   6.17,  99.90,   6.40,  -0.07,
05/23 16Z,   0.30,   3.89,  99.90,   4.12,  -0.07,
05/23 17Z,   0.30,   1.76,  99.90,   1.98,  -0.07,
05/23 18Z,   0.20,   0.36,  99.90,   0.49,  -0.07,  (min)
05/23 19Z,   0.20,   0.40,  99.90,   0.53,  -0.07,
05/23 20Z,   0.20,   1.86,  99.90,   1.99,  -0.07,
05/23 21Z,   0.30,   4.08,  99.90,   4.31,  -0.07,
05/23 22Z,   0.30,   6.53,  99.90,   6.76,  -0.07,
05/23 23Z,   0.20,   8.86,  99.90,   8.99,  -0.07,
05/24 00Z,   0.30,  10.44,  99.90,  10.67,  -0.07,
05/24 01Z,   0.30,  10.74,  99.90,  10.97,  -0.07,  (max)
05/24 02Z,   0.30,   9.73,  99.90,   9.96,  -0.07,
05/24 03Z,   0.30,   7.77,  99.90,   8.00,  -0.07,
05/24 04Z,   0.20,   5.32,  99.90,   5.45,  -0.07,
05/24 05Z,   0.20,   2.77,  99.90,   2.90,  -0.07,
05/24 06Z,   0.20,   0.64,  99.90,   0.77,  -0.07,
05/24 07Z,   0.20,  -0.31,  99.90,  -0.18,  -0.07,  (min)
05/24 08Z,   0.20,   0.36,  99.90,   0.48,  -0.07,
05/24 09Z,   0.20,   2.18,  99.90,   2.31,  -0.07,
05/24 10Z,   0.20,   4.51,  99.90,   4.64,  -0.07,
05/24 11Z,   0.20,   6.98,  99.90,   7.11,  -0.07,
05/24 12Z,   0.20,   9.06,  99.90,   9.19,  -0.07,
05/24 13Z,   0.20,  10.07,  99.90,  10.20,  -0.07,  (max)
05/24 14Z,   0.10,   9.74,  99.90,   9.77,  -0.07,
05/24 15Z,   0.10,   8.28,  99.90,   8.31,  -0.07,
05/24 16Z,   0.10,   6.13,  99.90,   6.16,  -0.07,
05/24 17Z,   0.10,   3.71,  99.90,   3.74,  -0.07,
05/24 18Z,   0.00,   1.46,  99.90,   1.39,  -0.07,
05/24 19Z,   0.00,   0.10,  99.90,   0.03,  -0.07,  (min)
05/24 20Z,   0.00,   0.31,  99.90,   0.24,  -0.07,
05/24 21Z,   0.00,   2.00,  99.90,   1.92,  -0.07,
05/24 22Z,   0.00,   4.43,  99.90,   4.36,  -0.07,
05/24 23Z,   0.10,   7.10,  99.90,   7.13,  -0.07,
05/25 00Z,   0.10,   9.57,  99.90,   9.60,  -0.07,
05/25 01Z,   0.10,  11.12,  99.90,  11.14,  -0.07,
05/25 02Z,   0.10,  11.25,  99.90,  11.28,  -0.07,  (max)
05/25 03Z,   0.00,  10.02,  99.90,   9.95,  -0.07,
05/25 04Z,   0.00,   7.81,  99.90,   7.74,  -0.07,
05/25 05Z,   0.00,   5.09,  99.90,   5.01,  -0.07,
05/25 06Z,   0.00,   2.27,  99.90,   2.20,  -0.07,
05/25 07Z,   0.00,  -0.01,  99.90,  -0.08,  -0.07,
05/25 08Z,   0.00,  -0.92,  99.90,  -1.00,  -0.07,  (min)
05/25 09Z,   0.00,  -0.12,  99.90,  -0.19,  -0.07,
05/25 10Z,   0.00,   1.86,  99.90,   1.79,  -0.07,
05/25 11Z,   0.00,   4.40,  99.90,   4.33,  -0.07,
05/25 12Z,   0.00,   7.08,  99.90,   7.00,  -0.07,
05/25 13Z,   0.00,   9.26,  99.90,   9.19,  -0.07,
05/25 14Z,   0.00,  10.25,  99.90,  10.18,  -0.07,  (max)
05/25 15Z,   0.00,   9.84,  99.90,   9.77,  -0.07,
05/25 16Z,   0.00,   8.29,  99.90,   8.22,  -0.07,
05/25 17Z,   0.00,   6.02,  99.90,   5.95,  -0.07,
05/25 18Z,   0.00,   3.48,  99.90,   3.40,  -0.07,
05/25 19Z,   0.00,   1.16,  99.90,   1.09,  -0.07,
05/25 20Z,   0.00,  -0.11,  99.90,  -0.19,  -0.07,  (min)
05/25 21Z,   0.00,   0.32,  99.90,   0.24,  -0.07,
05/25 22Z,   0.00,   2.22,  99.90,   2.14,  -0.07,
05/25 23Z,   0.00,   4.84,  99.90,   4.77,  -0.07,
05/26 00Z,   0.00,   7.69,  99.90,   7.61,  -0.07,