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
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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 : 03/15/2026 11:22:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/13 12Z,   0.10,   8.03,   8.37,  99.90,   0.24,  (max)
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,   0.50,   2.14,   2.34,  99.90,  -0.30,  (min)
03/14 07Z,   0.60,   2.53,   2.82,  99.90,  -0.31,
03/14 08Z,   0.70,   3.59,   4.17,  99.90,  -0.12,
03/14 09Z,   0.80,   5.14,   5.76,  99.90,  -0.18,
03/14 10Z,   0.80,   6.74,   7.42,  99.90,  -0.12,
03/14 11Z,   0.80,   7.92,   8.55,  99.90,  -0.17,
03/14 12Z,   0.50,   8.43,   9.12,  99.90,   0.19,  (max)
03/14 13Z,   0.40,   8.23,   8.86,  99.90,   0.23,
03/14 14Z,   0.40,   7.29,   7.94,  99.90,   0.25,
03/14 15Z,   0.40,   5.71,   6.36,  99.90,   0.25,
03/14 16Z,   0.40,   3.90,   4.51,  99.90,   0.21,
03/14 17Z,   0.40,   2.37,   2.86,  99.90,   0.09,
03/14 18Z,   0.40,   1.45,   1.87,  99.90,   0.02,
03/14 19Z,   0.30,   1.25,   1.65,  99.90,   0.10,  (min)
03/14 20Z,   0.20,   1.83,   2.19,  99.90,   0.16,
03/14 21Z,   0.10,   3.11,   3.40,  99.90,   0.19,
03/14 22Z,   0.00,   4.77,   4.89,  99.90,   0.12,
03/14 23Z,   0.00,   6.30,   6.39,  99.90,   0.09,
03/15 00Z,   0.00,   7.32,   7.45,  99.90,   0.13,
03/15 01Z,  -0.10,   7.67,   7.69,  99.90,   0.12,  (max)
03/15 02Z,  -0.10,   7.29,   7.24,  99.90,   0.05,
03/15 03Z,  -0.20,   6.16,   6.18,  99.90,   0.22,
03/15 04Z,  -0.20,   4.57,   4.37,  99.90,   0.00,
03/15 05Z,  -0.30,   3.03,   2.72,  99.90,  -0.01,
03/15 06Z,  -0.40,   2.02,   1.65,  99.90,   0.03,
03/15 07Z,  -0.40,   1.75,   1.31,  99.90,  -0.04,  (min)
03/15 08Z,  -0.40,   2.26,   1.74,  99.90,  -0.12,
03/15 09Z,  -0.40,   3.54,   2.87,  99.90,  -0.27,
03/15 10Z,  -0.40,   5.31,   4.80,  99.90,  -0.11,
03/15 11Z,  -0.40,   7.06,   6.63,  99.90,  -0.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/15 12Z,  -0.30,   8.31,  99.90,   7.98,  -0.03,
03/15 13Z,  -0.20,   8.81,  99.90,   8.58,  -0.03,  (max)
03/15 14Z,  -0.20,   8.49,  99.90,   8.26,  -0.03,
03/15 15Z,  -0.10,   7.32,  99.90,   7.19,  -0.03,
03/15 16Z,  -0.10,   5.49,  99.90,   5.36,  -0.03,
03/15 17Z,   0.00,   3.49,  99.90,   3.45,  -0.03,
03/15 18Z,   0.00,   1.86,  99.90,   1.83,  -0.03,
03/15 19Z,   0.00,   0.97,  99.90,   0.93,  -0.03,  (min)
03/15 20Z,   0.10,   0.93,  99.90,   0.99,  -0.03,
03/15 21Z,   0.20,   1.78,  99.90,   1.94,  -0.04,
03/15 22Z,   0.30,   3.37,  99.90,   3.63,  -0.04,
03/15 23Z,   0.30,   5.27,  99.90,   5.53,  -0.04,
03/16 00Z,   0.40,   6.92,  99.90,   7.28,  -0.04,
03/16 01Z,   0.40,   7.93,  99.90,   8.29,  -0.04,
03/16 02Z,   0.40,   8.14,  99.90,   8.51,  -0.04,  (max)
03/16 03Z,   0.40,   7.49,  99.90,   7.86,  -0.04,
03/16 04Z,   0.40,   6.04,  99.90,   6.40,  -0.04,
03/16 05Z,   0.40,   4.15,  99.90,   4.52,  -0.04,
03/16 06Z,   0.40,   2.45,  99.90,   2.82,  -0.04,
03/16 07Z,   0.50,   1.42,  99.90,   1.88,  -0.04,
03/16 08Z,   0.50,   1.27,  99.90,   1.73,  -0.04,  (min)
03/16 09Z,   0.50,   2.04,  99.90,   2.50,  -0.04,
03/16 10Z,   0.60,   3.63,  99.90,   4.20,  -0.04,
03/16 11Z,   0.70,   5.68,  99.90,   6.35,  -0.04,
03/16 12Z,   0.80,   7.59,  99.90,   8.36,  -0.04,
03/16 13Z,   0.90,   8.86,  99.90,   9.72,  -0.04,
03/16 14Z,   1.00,   9.24,  99.90,  10.21,  -0.04,  (max)
03/16 15Z,   0.90,   8.67,  99.90,   9.53,  -0.04,
03/16 16Z,   0.90,   7.17,  99.90,   8.03,  -0.04,
03/16 17Z,   0.90,   5.02,  99.90,   5.88,  -0.04,
03/16 18Z,   0.80,   2.81,  99.90,   3.58,  -0.04,
03/16 19Z,   0.90,   1.17,  99.90,   2.03,  -0.04,
03/16 20Z,   0.90,   0.43,  99.90,   1.29,  -0.04,  (min)
03/16 21Z,   0.80,   0.70,  99.90,   1.46,  -0.04,
03/16 22Z,   0.70,   1.95,  99.90,   2.61,  -0.04,
03/16 23Z,   0.80,   3.92,  99.90,   4.68,  -0.04,
03/17 00Z,   0.90,   6.06,  99.90,   6.92,  -0.04,
03/17 01Z,   0.90,   7.76,  99.90,   8.62,  -0.04,
03/17 02Z,   0.90,   8.65,  99.90,   9.51,  -0.04,
03/17 03Z,   1.10,   8.58,  99.90,   9.65,  -0.04,  (max)
03/17 04Z,   1.00,   7.54,  99.90,   8.50,  -0.04,
03/17 05Z,   0.90,   5.67,  99.90,   6.53,  -0.04,
03/17 06Z,   0.90,   3.48,  99.90,   4.35,  -0.04,
03/17 07Z,   0.90,   1.67,  99.90,   2.53,  -0.04,
03/17 08Z,   0.80,   0.72,  99.90,   1.48,  -0.04,
03/17 09Z,   0.60,   0.82,  99.90,   1.38,  -0.04,  (min)
03/17 10Z,   0.40,   1.96,  99.90,   2.32,  -0.04,
03/17 11Z,   0.30,   3.94,  99.90,   4.20,  -0.04,
03/17 12Z,   0.10,   6.26,  99.90,   6.33,  -0.04,
03/17 13Z,  -0.10,   8.26,  99.90,   8.13,  -0.04,
03/17 14Z,  -0.20,   9.44,  99.90,   9.20,  -0.04,
03/17 15Z,  -0.30,   9.58,  99.90,   9.24,  -0.04,  (max)
03/17 16Z,  -0.50,   8.65,  99.90,   8.11,  -0.04,
03/17 17Z,  -0.60,   6.75,  99.90,   6.11,  -0.04,
03/17 18Z,  -0.70,   4.29,  99.90,   3.55,  -0.04,
03/17 19Z,  -0.70,   1.97,  99.90,   1.23,  -0.04,
03/17 20Z,  -0.70,   0.43,  99.90,  -0.31,  -0.04,
03/17 21Z,  -0.70,  -0.01,  99.90,  -0.74,  -0.04,  (min)
03/17 22Z,  -0.60,   0.70,  99.90,   0.07,  -0.04,
03/17 23Z,  -0.40,   2.43,  99.90,   1.99,  -0.04,
03/18 00Z,  -0.40,   4.77,  99.90,   4.33,  -0.04,
03/18 01Z,  -0.40,   7.07,  99.90,   6.64,  -0.04,
03/18 02Z,  -0.40,   8.70,  99.90,   8.27,  -0.04,
03/18 03Z,  -0.50,   9.33,  99.90,   8.79,  -0.04,  (max)
03/18 04Z,  -0.60,   8.86,  99.90,   8.22,  -0.04,
03/18 05Z,  -0.70,   7.33,  99.90,   6.60,  -0.04,
03/18 06Z,  -0.80,   5.04,  99.90,   4.20,  -0.04,
03/18 07Z,  -0.80,   2.61,  99.90,   1.77,  -0.04,
03/18 08Z,  -0.70,   0.79,  99.90,   0.06,  -0.04,
03/18 09Z,  -0.70,   0.05,  99.90,  -0.68,  -0.04,  (min)
03/18 10Z,  -0.60,   0.52,  99.90,  -0.12,  -0.04,
03/18 11Z,  -0.50,   2.09,  99.90,   1.55,  -0.04,
03/18 12Z,  -0.30,   4.44,  99.90,   4.11,  -0.04,
03/18 13Z,  -0.30,   6.97,  99.90,   6.63,  -0.04,
03/18 14Z,  -0.20,   8.95,  99.90,   8.71,  -0.04,
03/18 15Z,  -0.20,   9.91,  99.90,   9.68,  -0.04,  (max)
03/18 16Z,  -0.10,   9.71,  99.90,   9.57,  -0.04,
03/18 17Z,  -0.10,   8.36,  99.90,   8.23,  -0.04,
03/18 18Z,  -0.10,   6.07,  99.90,   5.94,  -0.04,
03/18 19Z,  -0.20,   3.39,  99.90,   3.15,  -0.04,
03/18 20Z,  -0.20,   1.09,  99.90,   0.86,  -0.04,
03/18 21Z,  -0.20,  -0.18,  99.90,  -0.42,  -0.04,  (min)
03/18 22Z,   0.00,  -0.19,  99.90,  -0.23,  -0.04,
03/18 23Z,   0.00,   1.02,  99.90,   0.99,  -0.04,
03/19 00Z,   0.00,   3.21,  99.90,   3.18,  -0.04,