EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
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Regions
Northeast
Mid-Atlantic
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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 : 04/20/2025 14:22:42 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 18Z,   0.20,  -5.15,  -5.06,  99.90,  -0.11,
04/18 19Z,   0.30,  -4.24,  -4.18,  99.90,  -0.24,
04/18 20Z,   0.30,  -4.15,  -4.04,  99.90,  -0.19,  (max)
04/18 21Z,   0.30,  -4.81,  -4.63,  99.90,  -0.12,
04/18 22Z,   0.40,  -6.08,  -5.93,  99.90,  -0.25,
04/18 23Z,   0.40,  -7.69,  -7.72,  99.90,  -0.43,
04/19 00Z,   0.30,  -9.17,  -9.05,  99.90,  -0.18,
04/19 01Z,   0.40,  -9.99,  -9.80,  99.90,  -0.21,
04/19 02Z,   0.40,  -9.91,  -9.89,  99.90,  -0.38,  (min)
04/19 03Z,   0.30,  -9.02,  -9.02,  99.90,  -0.30,
04/19 04Z,   0.20,  -7.55,  -7.30,  99.90,   0.05,
04/19 05Z,   0.20,  -5.79,  -5.41,  99.90,   0.18,
04/19 06Z,   0.20,  -4.16,  -4.03,  99.90,  -0.07,
04/19 07Z,   0.10,  -3.16,  -2.99,  99.90,   0.07,
04/19 08Z,   0.10,  -3.05,  -2.74,  99.90,   0.21,  (max)
04/19 09Z,   0.20,  -3.78,  -3.49,  99.90,   0.09,
04/19 10Z,   0.20,  -5.20,  -5.01,  99.90,  -0.01,
04/19 11Z,   0.30,  -7.06,  -7.02,  99.90,  -0.26,
04/19 12Z,   0.30,  -8.99,  -8.93,  99.90,  -0.24,
04/19 13Z,   0.30, -10.42, -10.25,  99.90,  -0.13,
04/19 14Z,   0.30, -10.99, -10.80,  99.90,  -0.11,  (min)
04/19 15Z,   0.20, -10.67, -10.69,  99.90,  -0.22,
04/19 16Z,   0.20,  -9.64,  -9.60,  99.90,  -0.16,
04/19 17Z,   0.10,  -8.11,  -7.90,  99.90,   0.11,
04/19 18Z,   0.10,  -6.41,  -6.15,  99.90,   0.16,
04/19 19Z,   0.10,  -5.01,  -4.91,  99.90,  -0.00,
04/19 20Z,   0.10,  -4.29,  -4.07,  99.90,   0.12,  (max)
04/19 21Z,   0.10,  -4.36,  -4.17,  99.90,   0.09,
04/19 22Z,   0.10,  -5.10,  -5.00,  99.90,   0.00,
04/19 23Z,   0.10,  -6.39,  -6.35,  99.90,  -0.06,
04/20 00Z,   0.10,  -7.94,  -7.81,  99.90,   0.03,
04/20 01Z,   0.00,  -9.28,  -9.16,  99.90,   0.12,
04/20 02Z,   0.00,  -9.92,  -9.76,  99.90,   0.16,  (min)
04/20 03Z,   0.00,  -9.70,  -9.64,  99.90,   0.06,
04/20 04Z,  -0.10,  -8.74,  -8.75,  99.90,   0.09,
04/20 05Z,  -0.10,  -7.26,  -7.21,  99.90,   0.15,
04/20 06Z,  -0.10,  -5.55,  -5.43,  99.90,   0.22,
04/20 07Z,  -0.10,  -4.04,  -4.03,  99.90,   0.11,
04/20 08Z,  -0.10,  -3.19,  -3.20,  99.90,   0.09,
04/20 09Z,   0.00,  -3.22,  -3.12,  99.90,   0.10,  (max)
04/20 10Z,  -0.10,  -4.03,  -4.08,  99.90,   0.05,
04/20 11Z,  -0.20,  -5.48,  -5.80,  99.90,  -0.12,
04/20 12Z,  -0.30,  -7.33,  -7.72,  99.90,  -0.09,
04/20 13Z,  -0.30,  -9.17,  -9.45,  99.90,   0.02,
04/20 14Z,  -0.40, -10.47, -10.79,  99.90,   0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 15Z,  -0.40, -10.91,  99.90, -11.24,   0.07,  (min)
04/20 16Z,  -0.50, -10.50,  99.90, -10.94,   0.06,
04/20 17Z,  -0.50,  -9.42,  99.90,  -9.87,   0.05,
04/20 18Z,  -0.50,  -7.88,  99.90,  -8.33,   0.04,
04/20 19Z,  -0.50,  -6.21,  99.90,  -6.67,   0.03,
04/20 20Z,  -0.40,  -4.89,  99.90,  -5.26,   0.02,
04/20 21Z,  -0.30,  -4.26,  99.90,  -4.55,   0.01,  (max)
04/20 22Z,  -0.20,  -4.39,  99.90,  -4.59,   0.01,
04/20 23Z,  -0.10,  -5.19,  99.90,  -5.29,  -0.00,
04/21 00Z,   0.00,  -6.51,  99.90,  -6.52,  -0.01,
04/21 01Z,   0.00,  -8.07,  99.90,  -8.09,  -0.02,
04/21 02Z,   0.00,  -9.36,  99.90,  -9.39,  -0.03,
04/21 03Z,   0.00,  -9.94,  99.90,  -9.97,  -0.03,  (min)
04/21 04Z,   0.00,  -9.67,  99.90,  -9.70,  -0.03,
04/21 05Z,  -0.10,  -8.69,  99.90,  -8.82,  -0.03,
04/21 06Z,  -0.10,  -7.19,  99.90,  -7.32,  -0.03,
04/21 07Z,  -0.10,  -5.47,  99.90,  -5.60,  -0.03,
04/21 08Z,   0.00,  -3.99,  99.90,  -4.02,  -0.03,
04/21 09Z,   0.00,  -3.20,  99.90,  -3.23,  -0.03,
04/21 10Z,   0.10,  -3.26,  99.90,  -3.19,  -0.03,  (max)
04/21 11Z,   0.20,  -4.10,  99.90,  -3.93,  -0.03,
04/21 12Z,   0.30,  -5.57,  99.90,  -5.30,  -0.03,
04/21 13Z,   0.40,  -7.45,  99.90,  -7.08,  -0.03,
04/21 14Z,   0.40,  -9.29,  99.90,  -8.92,  -0.03,
04/21 15Z,   0.40, -10.55,  99.90, -10.19,  -0.03,
04/21 16Z,   0.40, -10.95,  99.90, -10.58,  -0.03,  (min)
04/21 17Z,   0.40, -10.51,  99.90, -10.14,  -0.03,
04/21 18Z,   0.40,  -9.36,  99.90,  -9.00,  -0.03,
04/21 19Z,   0.50,  -7.74,  99.90,  -7.27,  -0.03,
04/21 20Z,   0.50,  -6.01,  99.90,  -5.54,  -0.03,
04/21 21Z,   0.60,  -4.67,  99.90,  -4.10,  -0.03,
04/21 22Z,   0.70,  -4.05,  99.90,  -3.38,  -0.03,  (max)
04/21 23Z,   0.80,  -4.21,  99.90,  -3.45,  -0.03,
04/22 00Z,   0.90,  -5.07,  99.90,  -4.20,  -0.03,
04/22 01Z,   1.00,  -6.49,  99.90,  -5.52,  -0.03,
04/22 02Z,   1.00,  -8.15,  99.90,  -7.18,  -0.03,
04/22 03Z,   0.90,  -9.51,  99.90,  -8.64,  -0.03,
04/22 04Z,   0.80, -10.13,  99.90,  -9.36,  -0.03,  (min)
04/22 05Z,   0.70,  -9.88,  99.90,  -9.21,  -0.03,
04/22 06Z,   0.70,  -8.88,  99.90,  -8.21,  -0.03,
04/22 07Z,   0.70,  -7.31,  99.90,  -6.64,  -0.03,
04/22 08Z,   0.70,  -5.49,  99.90,  -4.82,  -0.03,
04/22 09Z,   0.70,  -3.94,  99.90,  -3.27,  -0.03,
04/22 10Z,   0.70,  -3.09,  99.90,  -2.43,  -0.03,  (max)
04/22 11Z,   0.70,  -3.13,  99.90,  -2.46,  -0.03,
04/22 12Z,   0.70,  -3.99,  99.90,  -3.32,  -0.03,
04/22 13Z,   0.70,  -5.53,  99.90,  -4.87,  -0.03,
04/22 14Z,   0.70,  -7.52,  99.90,  -6.85,  -0.03,
04/22 15Z,   0.60,  -9.44,  99.90,  -8.87,  -0.03,
04/22 16Z,   0.60, -10.76,  99.90, -10.19,  -0.03,
04/22 17Z,   0.60, -11.16,  99.90, -10.59,  -0.03,  (min)
04/22 18Z,   0.60, -10.66,  99.90, -10.09,  -0.03,
04/22 19Z,   0.60,  -9.40,  99.90,  -8.83,  -0.03,
04/22 20Z,   0.60,  -7.60,  99.90,  -7.03,  -0.03,
04/22 21Z,   0.60,  -5.71,  99.90,  -5.14,  -0.03,
04/22 22Z,   0.60,  -4.27,  99.90,  -3.70,  -0.03,
04/22 23Z,   0.60,  -3.62,  99.90,  -3.05,  -0.03,  (max)
04/23 00Z,   0.60,  -3.82,  99.90,  -3.25,  -0.03,
04/23 01Z,   0.50,  -4.80,  99.90,  -4.33,  -0.03,
04/23 02Z,   0.40,  -6.42,  99.90,  -6.05,  -0.03,
04/23 03Z,   0.40,  -8.29,  99.90,  -7.92,  -0.03,
04/23 04Z,   0.30,  -9.82,  99.90,  -9.55,  -0.03,
04/23 05Z,   0.20, -10.54,  99.90, -10.37,  -0.03,  (min)
04/23 06Z,   0.20, -10.33,  99.90, -10.16,  -0.03,
04/23 07Z,   0.20,  -9.26,  99.90,  -9.09,  -0.03,
04/23 08Z,   0.30,  -7.53,  99.90,  -7.26,  -0.03,
04/23 09Z,   0.40,  -5.52,  99.90,  -5.15,  -0.03,
04/23 10Z,   0.40,  -3.81,  99.90,  -3.44,  -0.03,
04/23 11Z,   0.50,  -2.86,  99.90,  -2.39,  -0.03,  (max)
04/23 12Z,   0.50,  -2.86,  99.90,  -2.39,  -0.03,
04/23 13Z,   0.50,  -3.76,  99.90,  -3.30,  -0.03,
04/23 14Z,   0.50,  -5.45,  99.90,  -4.98,  -0.03,
04/23 15Z,   0.40,  -7.62,  99.90,  -7.25,  -0.03,
04/23 16Z,   0.30,  -9.70,  99.90,  -9.43,  -0.03,
04/23 17Z,   0.30, -11.10,  99.90, -10.83,  -0.03,
04/23 18Z,   0.30, -11.50,  99.90, -11.23,  -0.03,  (min)
04/23 19Z,   0.30, -10.89,  99.90, -10.62,  -0.03,
04/23 20Z,   0.30,  -9.41,  99.90,  -9.14,  -0.03,
04/23 21Z,   0.40,  -7.34,  99.90,  -6.97,  -0.03,
04/23 22Z,   0.40,  -5.22,  99.90,  -4.85,  -0.03,
04/23 23Z,   0.40,  -3.65,  99.90,  -3.28,  -0.03,
04/24 00Z,   0.40,  -2.98,  99.90,  -2.61,  -0.03,  (max)
04/24 01Z,   0.40,  -3.27,  99.90,  -2.91,  -0.03,
04/24 02Z,   0.30,  -4.48,  99.90,  -4.21,  -0.03,
04/24 03Z,   0.30,  -6.40,  99.90,  -6.13,  -0.03,
04/24 04Z,   0.30,  -8.57,  99.90,  -8.30,  -0.03,
04/24 05Z,   0.20, -10.33,  99.90, -10.16,  -0.03,
04/24 06Z,   0.20, -11.17,  99.90, -11.00,  -0.03,