EXTRA-TROPICAL  STORM  SURGE
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Datum
hat-on
mhhw-on
msl-on
mllw-on
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Gulf of Alaska
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Eastport, ME
Bar Harbor, ME
Portland, ME
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Buzzards Bay MA
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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 : 05/19/2026 18:20:23 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 00Z,   0.20,  -2.34,  -2.23,  99.90,  -0.09,
05/18 01Z,   0.20,   0.47,   0.76,  99.90,   0.09,
05/18 02Z,   0.20,   3.41,   3.82,  99.90,   0.21,
05/18 03Z,   0.10,   5.67,   5.81,  99.90,   0.04,
05/18 04Z,   0.10,   6.68,   6.79,  99.90,   0.01,  (max)
05/18 05Z,   0.10,   6.30,   6.36,  99.90,  -0.04,
05/18 06Z,   0.10,   4.61,   4.52,  99.90,  -0.19,
05/18 07Z,   0.10,   1.85,   1.67,  99.90,  -0.28,
05/18 08Z,   0.20,  -1.39,  -1.51,  99.90,  -0.32,
05/18 09Z,   0.20,  -4.29,  -4.41,  99.90,  -0.32,
05/18 10Z,   0.30,  -6.08,  -6.12,  99.90,  -0.34,
05/18 11Z,   0.30,  -6.42,  -6.35,  99.90,  -0.23,  (min)
05/18 12Z,   0.30,  -5.33,  -5.40,  99.90,  -0.37,
05/18 13Z,   0.40,  -3.08,  -3.04,  99.90,  -0.36,
05/18 14Z,   0.40,  -0.22,   0.00,  99.90,  -0.18,
05/18 15Z,   0.40,   2.48,   2.58,  99.90,  -0.30,
05/18 16Z,   0.40,   4.31,   4.33,  99.90,  -0.38,
05/18 17Z,   0.40,   4.93,   4.92,  99.90,  -0.41,  (max)
05/18 18Z,   0.30,   4.29,   4.26,  99.90,  -0.33,
05/18 19Z,   0.30,   2.51,   2.47,  99.90,  -0.34,
05/18 20Z,   0.30,  -0.03,  -0.31,  99.90,  -0.58,
05/18 21Z,   0.30,  -2.63,  -2.88,  99.90,  -0.55,
05/18 22Z,   0.30,  -4.44,  -4.62,  99.90,  -0.48,
05/18 23Z,   0.30,  -4.95,  -5.07,  99.90,  -0.42,  (min)
05/19 00Z,   0.10,  -4.06,  -4.10,  99.90,  -0.14,
05/19 01Z,   0.10,  -1.98,  -1.97,  99.90,  -0.09,
05/19 02Z,   0.00,   0.86,   1.03,  99.90,   0.17,
05/19 03Z,   0.00,   3.71,   4.01,  99.90,   0.30,
05/19 04Z,   0.00,   5.81,   5.88,  99.90,   0.07,
05/19 05Z,   0.00,   6.64,   6.79,  99.90,   0.15,  (max)
05/19 06Z,   0.00,   6.11,   6.24,  99.90,   0.13,
05/19 07Z,   0.00,   4.30,   4.34,  99.90,   0.04,
05/19 08Z,   0.00,   1.50,   1.48,  99.90,  -0.02,
05/19 09Z,   0.00,  -1.71,  -1.64,  99.90,   0.07,
05/19 10Z,   0.00,  -4.46,  -4.43,  99.90,   0.03,
05/19 11Z,   0.00,  -6.08,  -5.99,  99.90,   0.09,
05/19 12Z,   0.00,  -6.27,  -6.01,  99.90,   0.26,  (min)
05/19 13Z,   0.00,  -5.08,  -5.00,  99.90,   0.08,
05/19 14Z,   0.00,  -2.80,  -2.52,  99.90,   0.28,
05/19 15Z,   0.00,   0.02,   0.56,  99.90,   0.54,
05/19 16Z,   0.00,   2.59,   3.03,  99.90,   0.44,
05/19 17Z,   0.00,   4.28,   4.71,  99.90,   0.43,
05/19 18Z,   0.00,   4.79,   5.23,  99.90,   0.44,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 19Z,   0.00,   4.08,  99.90,   4.48,   0.40,
05/19 20Z,   0.00,   2.28,  99.90,   2.64,   0.36,
05/19 21Z,   0.00,  -0.23,  99.90,   0.09,   0.32,
05/19 22Z,   0.00,  -2.70,  99.90,  -2.43,   0.27,
05/19 23Z,   0.00,  -4.35,  99.90,  -4.12,   0.23,
05/20 00Z,   0.00,  -4.73,  99.90,  -4.54,   0.19,  (min)
05/20 01Z,  -0.10,  -3.78,  99.90,  -3.73,   0.15,
05/20 02Z,   0.00,  -1.70,  99.90,  -1.59,   0.11,
05/20 03Z,  -0.10,   1.05,  99.90,   1.02,   0.06,
05/20 04Z,  -0.20,   3.75,  99.90,   3.58,   0.02,
05/20 05Z,  -0.20,   5.67,  99.90,   5.45,  -0.02,
05/20 06Z,  -0.30,   6.37,  99.90,   6.01,  -0.06,  (max)
05/20 07Z,  -0.20,   5.78,  99.90,   5.52,  -0.06,
05/20 08Z,  -0.10,   3.97,  99.90,   3.81,  -0.06,
05/20 09Z,   0.00,   1.22,  99.90,   1.16,  -0.06,
05/20 10Z,   0.00,  -1.84,  99.90,  -1.90,  -0.06,
05/20 11Z,   0.00,  -4.41,  99.90,  -4.47,  -0.06,
05/20 12Z,   0.00,  -5.86,  99.90,  -5.92,  -0.06,
05/20 13Z,   0.00,  -5.95,  99.90,  -6.01,  -0.06,  (min)
05/20 14Z,   0.00,  -4.75,  99.90,  -4.81,  -0.06,
05/20 15Z,   0.00,  -2.52,  99.90,  -2.58,  -0.06,
05/20 16Z,   0.00,   0.18,  99.90,   0.12,  -0.06,
05/20 17Z,   0.00,   2.60,  99.90,   2.54,  -0.06,
05/20 18Z,   0.00,   4.16,  99.90,   4.10,  -0.06,
05/20 19Z,   0.00,   4.60,  99.90,   4.54,  -0.06,  (max)
05/20 20Z,   0.00,   3.89,  99.90,   3.83,  -0.06,
05/20 21Z,   0.00,   2.12,  99.90,   2.06,  -0.06,
05/20 22Z,   0.00,  -0.29,  99.90,  -0.35,  -0.06,
05/20 23Z,   0.00,  -2.61,  99.90,  -2.67,  -0.06,
05/21 00Z,   0.00,  -4.13,  99.90,  -4.19,  -0.06,
05/21 01Z,   0.00,  -4.45,  99.90,  -4.51,  -0.06,  (min)
05/21 02Z,   0.00,  -3.53,  99.90,  -3.59,  -0.06,
05/21 03Z,   0.00,  -1.55,  99.90,  -1.61,  -0.06,
05/21 04Z,   0.00,   1.04,  99.90,   0.98,  -0.06,
05/21 05Z,   0.00,   3.56,  99.90,   3.50,  -0.06,
05/21 06Z,  -0.10,   5.31,  99.90,   5.15,  -0.06,
05/21 07Z,  -0.10,   5.94,  99.90,   5.78,  -0.06,  (max)
05/21 08Z,  -0.10,   5.37,  99.90,   5.21,  -0.06,
05/21 09Z,  -0.10,   3.64,  99.90,   3.48,  -0.06,
05/21 10Z,   0.00,   1.04,  99.90,   0.98,  -0.06,
05/21 11Z,   0.00,  -1.82,  99.90,  -1.88,  -0.06,
05/21 12Z,   0.00,  -4.19,  99.90,  -4.25,  -0.06,
05/21 13Z,   0.00,  -5.49,  99.90,  -5.55,  -0.06,
05/21 14Z,   0.00,  -5.55,  99.90,  -5.61,  -0.06,  (min)
05/21 15Z,   0.00,  -4.39,  99.90,  -4.45,  -0.06,
05/21 16Z,   0.00,  -2.27,  99.90,  -2.33,  -0.06,
05/21 17Z,   0.00,   0.28,  99.90,   0.22,  -0.06,
05/21 18Z,   0.00,   2.55,  99.90,   2.49,  -0.06,
05/21 19Z,   0.00,   4.00,  99.90,   3.94,  -0.06,
05/21 20Z,   0.10,   4.43,  99.90,   4.47,  -0.06,  (max)
05/21 21Z,   0.10,   3.75,  99.90,   3.79,  -0.06,
05/21 22Z,   0.20,   2.07,  99.90,   2.21,  -0.06,
05/21 23Z,   0.20,  -0.22,  99.90,  -0.08,  -0.06,
05/22 00Z,   0.10,  -2.41,  99.90,  -2.37,  -0.06,
05/22 01Z,   0.10,  -3.84,  99.90,  -3.80,  -0.06,
05/22 02Z,   0.10,  -4.17,  99.90,  -4.13,  -0.06,  (min)
05/22 03Z,   0.10,  -3.37,  99.90,  -3.33,  -0.06,
05/22 04Z,   0.00,  -1.56,  99.90,  -1.62,  -0.06,
05/22 05Z,   0.00,   0.85,  99.90,   0.79,  -0.06,
05/22 06Z,  -0.10,   3.18,  99.90,   3.02,  -0.06,
05/22 07Z,  -0.10,   4.82,  99.90,   4.66,  -0.06,
05/22 08Z,  -0.10,   5.44,  99.90,   5.28,  -0.06,  (max)
05/22 09Z,  -0.10,   4.94,  99.90,   4.78,  -0.06,
05/22 10Z,  -0.10,   3.37,  99.90,   3.21,  -0.06,
05/22 11Z,   0.00,   0.96,  99.90,   0.90,  -0.06,
05/22 12Z,   0.00,  -1.69,  99.90,  -1.75,  -0.06,
05/22 13Z,   0.00,  -3.87,  99.90,  -3.93,  -0.06,
05/22 14Z,   0.00,  -5.07,  99.90,  -5.14,  -0.06,
05/22 15Z,   0.00,  -5.14,  99.90,  -5.20,  -0.06,  (min)
05/22 16Z,   0.00,  -4.06,  99.90,  -4.12,  -0.06,
05/22 17Z,   0.00,  -2.06,  99.90,  -2.12,  -0.06,
05/22 18Z,  -0.10,   0.35,  99.90,   0.19,  -0.06,
05/22 19Z,  -0.10,   2.49,  99.90,   2.33,  -0.06,
05/22 20Z,  -0.10,   3.88,  99.90,   3.72,  -0.06,
05/22 21Z,  -0.10,   4.32,  99.90,   4.16,  -0.06,  (max)
05/22 22Z,  -0.10,   3.71,  99.90,   3.55,  -0.06,
05/22 23Z,  -0.10,   2.12,  99.90,   1.96,  -0.06,
05/23 00Z,  -0.10,  -0.06,  99.90,  -0.22,  -0.06,
05/23 01Z,  -0.10,  -2.15,  99.90,  -2.31,  -0.06,
05/23 02Z,  -0.10,  -3.56,  99.90,  -3.72,  -0.06,
05/23 03Z,  -0.10,  -3.97,  99.90,  -4.13,  -0.06,  (min)
05/23 04Z,  -0.20,  -3.32,  99.90,  -3.58,  -0.06,
05/23 05Z,  -0.20,  -1.69,  99.90,  -1.95,  -0.06,
05/23 06Z,  -0.30,   0.53,  99.90,   0.17,  -0.06,
05/23 07Z,  -0.30,   2.71,  99.90,   2.35,  -0.06,
05/23 08Z,  -0.20,   4.27,  99.90,   4.01,  -0.06,
05/23 09Z,  -0.20,   4.93,  99.90,   4.66,  -0.06,  (max)
05/23 10Z,  -0.20,   4.55,  99.90,   4.29,  -0.06,
05/23 11Z,  -0.10,   3.14,  99.90,   2.98,  -0.06,
05/23 12Z,  -0.10,   0.92,  99.90,   0.76,  -0.06,