EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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Gulf of Alaska
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Eastport, ME
Bar Harbor, ME
Portland, ME
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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 : 03/13/2026 01:21:59 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/11 06Z,   0.30,   5.00,   5.50,  99.90,   0.20,
03/11 07Z,   0.30,   6.61,   7.16,  99.90,   0.25,
03/11 08Z,   0.30,   7.84,   8.44,  99.90,   0.30,
03/11 09Z,   0.30,   8.37,   8.96,  99.90,   0.29,  (max)
03/11 10Z,   0.40,   8.16,   8.74,  99.90,   0.18,
03/11 11Z,   0.40,   7.27,   7.82,  99.90,   0.15,
03/11 12Z,   0.50,   5.81,   6.07,  99.90,  -0.24,
03/11 13Z,   0.50,   4.09,   4.21,  99.90,  -0.38,
03/11 14Z,   0.50,   2.59,   2.75,  99.90,  -0.34,
03/11 15Z,   0.60,   1.69,   1.89,  99.90,  -0.40,
03/11 16Z,   0.70,   1.50,   1.82,  99.90,  -0.38,  (min)
03/11 17Z,   0.80,   1.97,   2.47,  99.90,  -0.30,
03/11 18Z,   0.70,   3.04,   3.65,  99.90,  -0.09,
03/11 19Z,   0.80,   4.50,   5.26,  99.90,  -0.04,
03/11 20Z,   0.90,   5.92,   6.85,  99.90,   0.03,
03/11 21Z,   0.90,   6.88,   7.71,  99.90,  -0.07,
03/11 22Z,   1.00,   7.22,   8.15,  99.90,  -0.07,  (max)
03/11 23Z,   1.00,   6.94,   7.88,  99.90,  -0.06,
03/12 00Z,   1.00,   6.07,   7.04,  99.90,  -0.03,
03/12 01Z,   1.00,   4.76,   5.55,  99.90,  -0.21,
03/12 02Z,   1.00,   3.44,   4.13,  99.90,  -0.31,
03/12 03Z,   1.00,   2.54,   3.49,  99.90,  -0.05,
03/12 04Z,   0.90,   2.29,   3.20,  99.90,   0.01,  (min)
03/12 05Z,   0.90,   2.69,   3.68,  99.90,   0.09,
03/12 06Z,   0.90,   3.68,   4.79,  99.90,   0.21,
03/12 07Z,   0.80,   5.11,   6.33,  99.90,   0.42,
03/12 08Z,   0.80,   6.62,   8.01,  99.90,   0.59,
03/12 09Z,   0.80,   7.73,   9.03,  99.90,   0.50,
03/12 10Z,   0.80,   8.20,   9.44,  99.90,   0.44,  (max)
03/12 11Z,   0.90,   7.99,   9.22,  99.90,   0.33,
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,   0.20,   6.05,   6.07,  99.90,  -0.18,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/13 02Z,   0.20,   4.76,  99.90,   4.80,  -0.16,
03/13 03Z,   0.20,   3.47,  99.90,   3.52,  -0.15,
03/13 04Z,   0.20,   2.59,  99.90,   2.66,  -0.13,
03/13 05Z,   0.30,   2.33,  99.90,   2.51,  -0.12,  (min)
03/13 06Z,   0.20,   2.70,  99.90,   2.80,  -0.11,
03/13 07Z,   0.10,   3.68,  99.90,   3.69,  -0.09,
03/13 08Z,   0.10,   5.12,  99.90,   5.14,  -0.08,
03/13 09Z,   0.10,   6.62,  99.90,   6.65,  -0.06,
03/13 10Z,   0.10,   7.73,  99.90,   7.78,  -0.05,
03/13 11Z,   0.10,   8.21,  99.90,   8.28,  -0.04,  (max)
03/13 12Z,   0.20,   8.03,  99.90,   8.21,  -0.02,
03/13 13Z,   0.20,   7.18,  99.90,   7.37,  -0.01,
03/13 14Z,   0.20,   5.75,  99.90,   5.94,  -0.01,
03/13 15Z,   0.20,   4.08,  99.90,   4.27,  -0.01,
03/13 16Z,   0.20,   2.64,  99.90,   2.83,  -0.01,
03/13 17Z,   0.20,   1.76,  99.90,   1.95,  -0.01,
03/13 18Z,   0.20,   1.52,  99.90,   1.71,  -0.01,  (min)
03/13 19Z,   0.20,   1.97,  99.90,   2.16,  -0.01,
03/13 20Z,   0.20,   3.07,  99.90,   3.26,  -0.01,
03/13 21Z,   0.20,   4.55,  99.90,   4.74,  -0.01,
03/13 22Z,   0.20,   5.96,  99.90,   6.15,  -0.01,
03/13 23Z,   0.20,   6.93,  99.90,   7.12,  -0.01,
03/14 00Z,   0.20,   7.31,  99.90,   7.50,  -0.01,  (max)
03/14 01Z,   0.30,   7.04,  99.90,   7.33,  -0.01,
03/14 02Z,   0.30,   6.12,  99.90,   6.41,  -0.01,
03/14 03Z,   0.20,   4.74,  99.90,   4.93,  -0.01,
03/14 04Z,   0.30,   3.36,  99.90,   3.65,  -0.01,
03/14 05Z,   0.30,   2.43,  99.90,   2.72,  -0.01,
03/14 06Z,   0.50,   2.14,  99.90,   2.63,  -0.01,  (min)
03/14 07Z,   0.70,   2.53,  99.90,   3.22,  -0.01,
03/14 08Z,   0.80,   3.59,  99.90,   4.38,  -0.01,
03/14 09Z,   1.00,   5.14,  99.90,   6.13,  -0.01,
03/14 10Z,   0.90,   6.74,  99.90,   7.63,  -0.01,
03/14 11Z,   0.90,   7.92,  99.90,   8.81,  -0.01,
03/14 12Z,   0.80,   8.43,  99.90,   9.23,  -0.01,  (max)
03/14 13Z,   0.60,   8.23,  99.90,   8.82,  -0.01,
03/14 14Z,   0.50,   7.29,  99.90,   7.78,  -0.01,
03/14 15Z,   0.40,   5.71,  99.90,   6.10,  -0.01,
03/14 16Z,   0.20,   3.90,  99.90,   4.10,  -0.01,
03/14 17Z,   0.10,   2.37,  99.90,   2.46,  -0.01,
03/14 18Z,   0.00,   1.45,  99.90,   1.44,  -0.01,
03/14 19Z,   0.00,   1.25,  99.90,   1.25,  -0.01,  (min)
03/14 20Z,   0.00,   1.83,  99.90,   1.82,  -0.01,
03/14 21Z,   0.00,   3.11,  99.90,   3.11,  -0.01,
03/14 22Z,   0.00,   4.77,  99.90,   4.76,  -0.01,
03/14 23Z,   0.00,   6.30,  99.90,   6.29,  -0.01,
03/15 00Z,  -0.10,   7.32,  99.90,   7.21,  -0.01,
03/15 01Z,  -0.20,   7.67,  99.90,   7.47,  -0.01,  (max)
03/15 02Z,  -0.30,   7.29,  99.90,   6.98,  -0.01,
03/15 03Z,  -0.30,   6.16,  99.90,   5.85,  -0.01,
03/15 04Z,  -0.40,   4.57,  99.90,   4.16,  -0.01,
03/15 05Z,  -0.50,   3.03,  99.90,   2.52,  -0.01,
03/15 06Z,  -0.60,   2.02,  99.90,   1.42,  -0.01,
03/15 07Z,  -0.60,   1.75,  99.90,   1.14,  -0.01,  (min)
03/15 08Z,  -0.60,   2.26,  99.90,   1.65,  -0.01,
03/15 09Z,  -0.50,   3.54,  99.90,   3.03,  -0.01,
03/15 10Z,  -0.40,   5.31,  99.90,   4.90,  -0.01,
03/15 11Z,  -0.30,   7.06,  99.90,   6.75,  -0.01,
03/15 12Z,  -0.20,   8.31,  99.90,   8.10,  -0.01,
03/15 13Z,  -0.20,   8.81,  99.90,   8.61,  -0.01,  (max)
03/15 14Z,  -0.20,   8.49,  99.90,   8.28,  -0.01,
03/15 15Z,  -0.10,   7.32,  99.90,   7.22,  -0.01,
03/15 16Z,  -0.10,   5.49,  99.90,   5.39,  -0.01,
03/15 17Z,  -0.10,   3.49,  99.90,   3.38,  -0.01,
03/15 18Z,   0.00,   1.86,  99.90,   1.85,  -0.01,
03/15 19Z,   0.00,   0.97,  99.90,   0.96,  -0.01,
03/15 20Z,   0.00,   0.93,  99.90,   0.92,  -0.01,  (min)
03/15 21Z,   0.10,   1.78,  99.90,   1.87,  -0.01,
03/15 22Z,   0.30,   3.37,  99.90,   3.66,  -0.01,
03/15 23Z,   0.40,   5.27,  99.90,   5.66,  -0.01,
03/16 00Z,   0.50,   6.92,  99.90,   7.41,  -0.01,
03/16 01Z,   0.50,   7.93,  99.90,   8.42,  -0.01,
03/16 02Z,   0.50,   8.14,  99.90,   8.64,  -0.01,  (max)
03/16 03Z,   0.50,   7.49,  99.90,   7.98,  -0.01,
03/16 04Z,   0.50,   6.04,  99.90,   6.53,  -0.01,
03/16 05Z,   0.40,   4.15,  99.90,   4.55,  -0.01,
03/16 06Z,   0.40,   2.45,  99.90,   2.84,  -0.01,
03/16 07Z,   0.40,   1.42,  99.90,   1.81,  -0.01,
03/16 08Z,   0.40,   1.27,  99.90,   1.66,  -0.01,  (min)
03/16 09Z,   0.50,   2.04,  99.90,   2.53,  -0.01,
03/16 10Z,   0.50,   3.63,  99.90,   4.12,  -0.01,
03/16 11Z,   0.50,   5.68,  99.90,   6.17,  -0.01,
03/16 12Z,   0.60,   7.59,  99.90,   8.19,  -0.01,
03/16 13Z,   0.60,   8.86,  99.90,   9.45,  -0.01,
03/16 14Z,   0.60,   9.24,  99.90,   9.83,  -0.01,  (max)
03/16 15Z,   0.60,   8.67,  99.90,   9.26,  -0.01,
03/16 16Z,   0.60,   7.17,  99.90,   7.76,  -0.01,
03/16 17Z,   0.60,   5.02,  99.90,   5.61,  -0.01,
03/16 18Z,   0.60,   2.81,  99.90,   3.40,  -0.01,