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 : 01/23/2026 08:22:03 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/21 12Z,  -0.10,   0.59,   0.49,  99.90,  -0.00,  (min)
01/21 13Z,   0.00,   1.92,   1.92,  99.90,  -0.00,
01/21 14Z,   0.00,   4.04,   3.77,  99.90,  -0.27,
01/21 15Z,  -0.10,   6.31,   5.88,  99.90,  -0.33,
01/21 16Z,  -0.10,   8.45,   7.90,  99.90,  -0.45,
01/21 17Z,  -0.10,   9.97,   9.29,  99.90,  -0.58,
01/21 18Z,  -0.10,  10.31,   9.55,  99.90,  -0.66,  (max)
01/21 19Z,  -0.10,   9.37,   8.59,  99.90,  -0.68,
01/21 20Z,  -0.10,   7.44,   6.80,  99.90,  -0.54,
01/21 21Z,  -0.10,   5.01,   4.50,  99.90,  -0.41,
01/21 22Z,   0.00,   2.54,   2.28,  99.90,  -0.26,
01/21 23Z,   0.00,   0.51,   0.28,  99.90,  -0.23,
01/22 00Z,  -0.30,  -0.40,  -0.54,  99.90,   0.16,  (min)
01/22 01Z,  -0.30,   0.26,   0.21,  99.90,   0.25,
01/22 02Z,  -0.30,   2.10,   1.74,  99.90,  -0.06,
01/22 03Z,  -0.30,   4.33,   3.73,  99.90,  -0.30,
01/22 04Z,  -0.50,   6.57,   6.06,  99.90,  -0.01,
01/22 05Z,  -0.50,   8.47,   7.92,  99.90,  -0.05,
01/22 06Z,  -0.60,   9.45,   8.95,  99.90,   0.10,  (max)
01/22 07Z,  -0.60,   9.18,   8.61,  99.90,   0.03,
01/22 08Z,  -0.60,   7.80,   7.32,  99.90,   0.12,
01/22 09Z,  -0.50,   5.74,   5.54,  99.90,   0.30,
01/22 10Z,  -0.50,   3.51,   3.58,  99.90,   0.57,
01/22 11Z,  -0.50,   1.53,   1.53,  99.90,   0.50,
01/22 12Z,  -0.30,   0.38,   0.51,  99.90,   0.43,  (min)
01/22 13Z,  -0.30,   0.69,   1.02,  99.90,   0.63,
01/22 14Z,  -0.30,   2.38,   2.61,  99.90,   0.53,
01/22 15Z,  -0.30,   4.66,   4.69,  99.90,   0.33,
01/22 16Z,  -0.20,   6.93,   7.05,  99.90,   0.32,
01/22 17Z,  -0.20,   8.90,   9.03,  99.90,   0.33,
01/22 18Z,   0.00,  10.10,  10.37,  99.90,   0.27,  (max)
01/22 19Z,   0.00,  10.03,  10.14,  99.90,   0.11,
01/22 20Z,   0.00,   8.72,   8.85,  99.90,   0.13,
01/22 21Z,   0.00,   6.57,   6.76,  99.90,   0.19,
01/22 22Z,   0.00,   4.10,   4.44,  99.90,   0.34,
01/22 23Z,   0.00,   1.77,   2.30,  99.90,   0.53,
01/23 00Z,   0.00,   0.08,   0.48,  99.90,   0.40,
01/23 01Z,   0.00,  -0.31,   0.13,  99.90,   0.44,  (min)
01/23 02Z,   0.00,   0.86,   1.31,  99.90,   0.45,
01/23 03Z,   0.00,   2.99,   3.11,  99.90,   0.12,
01/23 04Z,   0.00,   5.32,   5.30,  99.90,  -0.02,
01/23 05Z,   0.00,   7.49,   7.64,  99.90,   0.15,
01/23 06Z,   0.00,   9.15,   9.33,  99.90,   0.18,
01/23 07Z,   0.00,   9.72,   9.89,  99.90,   0.17,  (max)
01/23 08Z,   0.00,   9.02,   9.20,  99.90,   0.18,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/23 09Z,   0.00,   7.31,  99.90,   7.48,   0.17,
01/23 10Z,  -0.10,   5.09,  99.90,   5.15,   0.16,
01/23 11Z,  -0.10,   2.86,  99.90,   2.90,   0.15,
01/23 12Z,  -0.10,   1.04,  99.90,   1.07,   0.14,
01/23 13Z,  -0.10,   0.21,  99.90,   0.24,   0.13,  (min)
01/23 14Z,   0.00,   0.90,  99.90,   1.02,   0.12,
01/23 15Z,   0.00,   2.82,  99.90,   2.93,   0.11,
01/23 16Z,   0.00,   5.13,  99.90,   5.23,   0.10,
01/23 17Z,   0.00,   7.31,  99.90,   7.40,   0.09,
01/23 18Z,   0.00,   9.09,  99.90,   9.17,   0.08,
01/23 19Z,   0.00,   9.97,  99.90,  10.04,   0.07,  (max)
01/23 20Z,   0.00,   9.57,  99.90,   9.62,   0.06,
01/23 21Z,   0.00,   8.01,  99.90,   8.07,   0.06,
01/23 22Z,   0.00,   5.77,  99.90,   5.83,   0.06,
01/23 23Z,  -0.10,   3.38,  99.90,   3.33,   0.06,
01/24 00Z,  -0.30,   1.28,  99.90,   1.03,   0.06,
01/24 01Z,  -0.50,  -0.04,  99.90,  -0.48,   0.06,  (min)
01/24 02Z,  -0.40,   0.03,  99.90,  -0.32,   0.06,
01/24 03Z,  -0.40,   1.58,  99.90,   1.23,   0.06,
01/24 04Z,  -0.50,   3.87,  99.90,   3.43,   0.06,
01/24 05Z,  -0.70,   6.19,  99.90,   5.55,   0.06,
01/24 06Z,  -1.00,   8.24,  99.90,   7.30,   0.06,
01/24 07Z,  -1.10,   9.62,  99.90,   8.57,   0.06,
01/24 08Z,  -1.00,   9.83,  99.90,   8.89,   0.06,  (max)
01/24 09Z,  -0.90,   8.79,  99.90,   7.95,   0.06,
01/24 10Z,  -0.80,   6.86,  99.90,   6.12,   0.06,
01/24 11Z,  -0.70,   4.57,  99.90,   3.93,   0.06,
01/24 12Z,  -0.60,   2.40,  99.90,   1.85,   0.06,
01/24 13Z,  -0.40,   0.75,  99.90,   0.40,   0.06,
01/24 14Z,  -0.30,   0.19,  99.90,  -0.05,   0.06,  (min)
01/24 15Z,  -0.20,   1.13,  99.90,   0.99,   0.06,
01/24 16Z,  -0.10,   3.14,  99.90,   3.10,   0.06,
01/24 17Z,   0.00,   5.38,  99.90,   5.44,   0.06,
01/24 18Z,   0.00,   7.44,  99.90,   7.49,   0.06,
01/24 19Z,   0.00,   9.03,  99.90,   9.08,   0.06,
01/24 20Z,   0.00,   9.65,  99.90,   9.71,   0.06,  (max)
01/24 21Z,   0.00,   9.03,  99.90,   9.08,   0.06,
01/24 22Z,   0.00,   7.36,  99.90,   7.42,   0.06,
01/24 23Z,   0.00,   5.16,  99.90,   5.21,   0.06,
01/25 00Z,   0.00,   2.93,  99.90,   2.98,   0.06,
01/25 01Z,   0.00,   1.08,  99.90,   1.14,   0.06,
01/25 02Z,   0.00,   0.09,  99.90,   0.15,   0.06,  (min)
01/25 03Z,   0.00,   0.51,  99.90,   0.57,   0.06,
01/25 04Z,   0.00,   2.28,  99.90,   2.34,   0.06,
01/25 05Z,   0.00,   4.61,  99.90,   4.67,   0.06,
01/25 06Z,   0.00,   6.86,  99.90,   6.91,   0.06,
01/25 07Z,   0.00,   8.76,  99.90,   8.82,   0.06,
01/25 08Z,   0.00,   9.90,  99.90,   9.96,   0.06,  (max)
01/25 09Z,   0.00,   9.83,  99.90,   9.89,   0.06,
01/25 10Z,   0.10,   8.57,  99.90,   8.73,   0.06,
01/25 11Z,   0.10,   6.54,  99.90,   6.69,   0.06,
01/25 12Z,   0.10,   4.26,  99.90,   4.41,   0.06,
01/25 13Z,   0.20,   2.16,  99.90,   2.41,   0.06,
01/25 14Z,   0.10,   0.63,  99.90,   0.78,   0.06,
01/25 15Z,   0.10,   0.24,  99.90,   0.40,   0.06,  (min)
01/25 16Z,   0.10,   1.29,  99.90,   1.45,   0.06,
01/25 17Z,   0.10,   3.26,  99.90,   3.41,   0.06,
01/25 18Z,   0.10,   5.37,  99.90,   5.53,   0.06,
01/25 19Z,   0.10,   7.31,  99.90,   7.47,   0.06,
01/25 20Z,   0.10,   8.77,  99.90,   8.93,   0.06,
01/25 21Z,   0.30,   9.25,  99.90,   9.61,   0.06,  (max)
01/25 22Z,   0.30,   8.53,  99.90,   8.89,   0.06,
01/25 23Z,   0.30,   6.89,  99.90,   7.24,   0.06,
01/26 00Z,   0.40,   4.81,  99.90,   5.27,   0.06,
01/26 01Z,   0.40,   2.77,  99.90,   3.22,   0.06,
01/26 02Z,   0.60,   1.12,  99.90,   1.78,   0.06,
01/26 03Z,   0.70,   0.36,  99.90,   1.12,   0.06,  (min)
01/26 04Z,   0.90,   1.00,  99.90,   1.95,   0.06,
01/26 05Z,   1.00,   2.85,  99.90,   3.90,   0.06,
01/26 06Z,   1.20,   5.11,  99.90,   6.37,   0.06,
01/26 07Z,   1.50,   7.27,  99.90,   8.82,   0.06,
01/26 08Z,   1.70,   9.07,  99.90,  10.82,   0.06,
01/26 09Z,   2.00,  10.04,  99.90,  12.10,   0.06,
01/26 10Z,   2.30,   9.81,  99.90,  12.17,   0.06,  (max)
01/26 11Z,   2.60,   8.45,  99.90,  11.11,   0.06,
01/26 12Z,   2.50,   6.41,  99.90,   8.97,   0.06,
01/26 13Z,   2.70,   4.17,  99.90,   6.93,   0.06,
01/26 14Z,   2.60,   2.11,  99.90,   4.77,   0.06,
01/26 15Z,   2.40,   0.62,  99.90,   3.08,   0.06,
01/26 16Z,   2.40,   0.28,  99.90,   2.73,   0.06,  (min)
01/26 17Z,   2.40,   1.31,  99.90,   3.77,   0.06,
01/26 18Z,   2.40,   3.15,  99.90,   5.61,   0.06,
01/26 19Z,   2.30,   5.13,  99.90,   7.49,   0.06,
01/26 20Z,   2.20,   7.01,  99.90,   9.27,   0.06,
01/26 21Z,   2.10,   8.43,  99.90,  10.59,   0.06,
01/26 22Z,   2.00,   8.87,  99.90,  10.93,   0.06,  (max)
01/26 23Z,   2.00,   8.18,  99.90,  10.24,   0.06,
01/27 00Z,   1.90,   6.65,  99.90,   8.61,   0.06,