EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
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Northwest
Alaska
Gulf of Alaska
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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 : 03/14/2026 12:22:39 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/12 12Z,   0.90,   7.14,   8.22,  99.90,   0.18,
03/12 13Z,   0.80,   5.74,   6.54,  99.90,   0.00,
03/12 14Z,   0.80,   4.09,   4.77,  99.90,  -0.12,
03/12 15Z,   0.70,   2.68,   3.27,  99.90,  -0.11,
03/12 16Z,   0.60,   1.83,   2.28,  99.90,  -0.15,
03/12 17Z,   0.50,   1.62,   1.96,  99.90,  -0.16,  (min)
03/12 18Z,   0.50,   2.05,   2.36,  99.90,  -0.19,
03/12 19Z,   0.40,   3.09,   3.51,  99.90,   0.02,
03/12 20Z,   0.40,   4.50,   4.82,  99.90,  -0.08,
03/12 21Z,   0.30,   5.86,   6.11,  99.90,  -0.05,
03/12 22Z,   0.30,   6.79,   7.10,  99.90,   0.01,
03/12 23Z,   0.30,   7.15,   7.44,  99.90,  -0.01,  (max)
03/13 00Z,   0.30,   6.90,   7.16,  99.90,  -0.04,
03/13 01Z,   0.30,   6.05,   6.07,  99.90,  -0.28,
03/13 02Z,   0.20,   4.76,   4.84,  99.90,  -0.12,
03/13 03Z,   0.20,   3.47,   3.50,  99.90,  -0.17,
03/13 04Z,   0.20,   2.59,   2.91,  99.90,   0.12,
03/13 05Z,   0.20,   2.33,   2.37,  99.90,  -0.16,  (min)
03/13 06Z,   0.20,   2.70,   2.92,  99.90,   0.02,
03/13 07Z,   0.10,   3.68,   3.90,  99.90,   0.12,
03/13 08Z,   0.10,   5.12,   5.37,  99.90,   0.15,
03/13 09Z,   0.10,   6.62,   6.97,  99.90,   0.25,
03/13 10Z,   0.10,   7.73,   7.89,  99.90,   0.06,
03/13 11Z,   0.10,   8.21,   8.42,  99.90,   0.11,  (max)
03/13 12Z,   0.10,   8.03,   8.37,  99.90,   0.24,
03/13 13Z,   0.20,   7.18,   7.49,  99.90,   0.11,
03/13 14Z,   0.20,   5.75,   5.94,  99.90,  -0.01,
03/13 15Z,   0.20,   4.08,   4.30,  99.90,   0.02,
03/13 16Z,   0.20,   2.64,   2.97,  99.90,   0.13,
03/13 17Z,   0.20,   1.76,   1.88,  99.90,  -0.08,
03/13 18Z,   0.20,   1.52,   1.70,  99.90,  -0.02,  (min)
03/13 19Z,   0.20,   1.97,   2.08,  99.90,  -0.09,
03/13 20Z,   0.20,   3.07,   3.19,  99.90,  -0.08,
03/13 21Z,   0.20,   4.55,   4.65,  99.90,  -0.10,
03/13 22Z,   0.20,   5.96,   5.97,  99.90,  -0.19,
03/13 23Z,   0.20,   6.93,   6.92,  99.90,  -0.21,
03/14 00Z,   0.20,   7.31,   7.36,  99.90,  -0.15,  (max)
03/14 01Z,   0.30,   7.04,   6.97,  99.90,  -0.37,
03/14 02Z,   0.30,   6.12,   6.10,  99.90,  -0.32,
03/14 03Z,   0.30,   4.74,   4.83,  99.90,  -0.21,
03/14 04Z,   0.30,   3.36,   3.44,  99.90,  -0.22,
03/14 05Z,   0.30,   2.43,   2.57,  99.90,  -0.16,
03/14 06Z,   0.30,   2.14,   2.34,  99.90,  -0.10,  (min)
03/14 07Z,   0.40,   2.53,   2.82,  99.90,  -0.11,
03/14 08Z,   0.60,   3.59,   4.17,  99.90,  -0.02,
03/14 09Z,   0.70,   5.14,   5.76,  99.90,  -0.08,
03/14 10Z,   0.90,   6.74,   7.42,  99.90,  -0.22,
03/14 11Z,   0.80,   7.92,   8.55,  99.90,  -0.17,
03/14 12Z,   0.60,   8.43,   9.12,  99.90,   0.09,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/14 13Z,   0.30,   8.23,  99.90,   8.61,   0.07,
03/14 14Z,   0.30,   7.29,  99.90,   7.65,   0.06,
03/14 15Z,   0.20,   5.71,  99.90,   5.96,   0.05,
03/14 16Z,   0.10,   3.90,  99.90,   4.05,   0.04,
03/14 17Z,   0.00,   2.37,  99.90,   2.40,   0.03,
03/14 18Z,   0.00,   1.45,  99.90,   1.47,   0.02,
03/14 19Z,   0.00,   1.25,  99.90,   1.26,   0.01,  (min)
03/14 20Z,   0.00,   1.83,  99.90,   1.83,  -0.00,
03/14 21Z,   0.00,   3.11,  99.90,   3.10,  -0.01,
03/14 22Z,   0.00,   4.77,  99.90,   4.75,  -0.03,
03/14 23Z,  -0.10,   6.30,  99.90,   6.16,  -0.04,
03/15 00Z,  -0.20,   7.32,  99.90,   7.07,  -0.05,
03/15 01Z,  -0.20,   7.67,  99.90,   7.43,  -0.05,  (max)
03/15 02Z,  -0.30,   7.29,  99.90,   6.94,  -0.05,
03/15 03Z,  -0.50,   6.16,  99.90,   5.61,  -0.05,
03/15 04Z,  -0.50,   4.57,  99.90,   4.02,  -0.05,
03/15 05Z,  -0.60,   3.03,  99.90,   2.39,  -0.05,
03/15 06Z,  -0.60,   2.02,  99.90,   1.38,  -0.05,
03/15 07Z,  -0.70,   1.75,  99.90,   1.00,  -0.05,  (min)
03/15 08Z,  -0.60,   2.26,  99.90,   1.62,  -0.05,
03/15 09Z,  -0.50,   3.54,  99.90,   2.99,  -0.05,
03/15 10Z,  -0.50,   5.31,  99.90,   4.76,  -0.05,
03/15 11Z,  -0.40,   7.06,  99.90,   6.61,  -0.05,
03/15 12Z,  -0.40,   8.31,  99.90,   7.86,  -0.05,
03/15 13Z,  -0.30,   8.81,  99.90,   8.47,  -0.05,  (max)
03/15 14Z,  -0.30,   8.49,  99.90,   8.14,  -0.05,
03/15 15Z,  -0.20,   7.32,  99.90,   7.08,  -0.05,
03/15 16Z,  -0.10,   5.49,  99.90,   5.35,  -0.05,
03/15 17Z,  -0.10,   3.49,  99.90,   3.34,  -0.05,
03/15 18Z,   0.00,   1.86,  99.90,   1.81,  -0.05,
03/15 19Z,   0.00,   0.97,  99.90,   0.92,  -0.05,  (min)
03/15 20Z,   0.10,   0.93,  99.90,   0.98,  -0.05,
03/15 21Z,   0.20,   1.78,  99.90,   1.93,  -0.05,
03/15 22Z,   0.30,   3.37,  99.90,   3.62,  -0.05,
03/15 23Z,   0.30,   5.27,  99.90,   5.52,  -0.05,
03/16 00Z,   0.40,   6.92,  99.90,   7.27,  -0.05,
03/16 01Z,   0.40,   7.93,  99.90,   8.28,  -0.05,
03/16 02Z,   0.40,   8.14,  99.90,   8.50,  -0.05,  (max)
03/16 03Z,   0.30,   7.49,  99.90,   7.74,  -0.05,
03/16 04Z,   0.30,   6.04,  99.90,   6.29,  -0.05,
03/16 05Z,   0.20,   4.15,  99.90,   4.31,  -0.05,
03/16 06Z,   0.30,   2.45,  99.90,   2.70,  -0.05,
03/16 07Z,   0.30,   1.42,  99.90,   1.67,  -0.05,
03/16 08Z,   0.40,   1.27,  99.90,   1.62,  -0.05,  (min)
03/16 09Z,   0.40,   2.04,  99.90,   2.39,  -0.05,
03/16 10Z,   0.50,   3.63,  99.90,   4.08,  -0.05,
03/16 11Z,   0.60,   5.68,  99.90,   6.23,  -0.05,
03/16 12Z,   0.70,   7.59,  99.90,   8.25,  -0.05,
03/16 13Z,   0.80,   8.86,  99.90,   9.61,  -0.05,
03/16 14Z,   0.90,   9.24,  99.90,  10.09,  -0.05,  (max)
03/16 15Z,   0.90,   8.67,  99.90,   9.52,  -0.05,
03/16 16Z,   0.90,   7.17,  99.90,   8.02,  -0.05,
03/16 17Z,   0.70,   5.02,  99.90,   5.67,  -0.05,
03/16 18Z,   0.60,   2.81,  99.90,   3.36,  -0.05,
03/16 19Z,   0.60,   1.17,  99.90,   1.72,  -0.05,
03/16 20Z,   0.60,   0.43,  99.90,   0.98,  -0.05,  (min)
03/16 21Z,   0.60,   0.70,  99.90,   1.25,  -0.05,
03/16 22Z,   0.60,   1.95,  99.90,   2.50,  -0.05,
03/16 23Z,   0.60,   3.92,  99.90,   4.47,  -0.05,
03/17 00Z,   0.70,   6.06,  99.90,   6.71,  -0.05,
03/17 01Z,   0.70,   7.76,  99.90,   8.41,  -0.05,
03/17 02Z,   0.90,   8.65,  99.90,   9.50,  -0.05,
03/17 03Z,   1.00,   8.58,  99.90,   9.53,  -0.05,  (max)
03/17 04Z,   0.90,   7.54,  99.90,   8.39,  -0.05,
03/17 05Z,   0.80,   5.67,  99.90,   6.42,  -0.05,
03/17 06Z,   0.80,   3.48,  99.90,   4.24,  -0.05,
03/17 07Z,   0.90,   1.67,  99.90,   2.52,  -0.05,
03/17 08Z,   0.70,   0.72,  99.90,   1.37,  -0.05,
03/17 09Z,   0.40,   0.82,  99.90,   1.17,  -0.05,  (min)
03/17 10Z,   0.30,   1.96,  99.90,   2.21,  -0.05,
03/17 11Z,   0.00,   3.94,  99.90,   3.89,  -0.05,
03/17 12Z,  -0.30,   6.26,  99.90,   5.91,  -0.05,
03/17 13Z,  -0.50,   8.26,  99.90,   7.72,  -0.05,
03/17 14Z,  -0.70,   9.44,  99.90,   8.69,  -0.05,
03/17 15Z,  -0.80,   9.58,  99.90,   8.73,  -0.05,  (max)
03/17 16Z,  -0.90,   8.65,  99.90,   7.70,  -0.05,
03/17 17Z,  -0.90,   6.75,  99.90,   5.80,  -0.05,
03/17 18Z,  -0.90,   4.29,  99.90,   3.34,  -0.05,
03/17 19Z,  -0.90,   1.97,  99.90,   1.02,  -0.05,
03/17 20Z,  -0.80,   0.43,  99.90,  -0.42,  -0.05,
03/17 21Z,  -0.70,  -0.01,  99.90,  -0.75,  -0.05,  (min)
03/17 22Z,  -0.60,   0.70,  99.90,   0.05,  -0.05,
03/17 23Z,  -0.50,   2.43,  99.90,   1.88,  -0.05,
03/18 00Z,  -0.50,   4.77,  99.90,   4.22,  -0.05,