EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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Alaska
Gulf of Alaska
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Stations
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
#Eastport, ME : 04/18/2026 09:21:57 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 18Z,   0.60, -14.02, -13.66,  99.90,  -0.24,
04/16 19Z,   0.60, -18.57, -18.06,  99.90,  -0.09,
04/16 20Z,   0.60, -22.16, -21.73,  99.90,  -0.17,
04/16 21Z,   0.70, -23.56, -23.04,  99.90,  -0.18,  (min)
04/16 22Z,   0.70, -21.98, -21.07,  99.90,   0.21,
04/16 23Z,   0.70, -17.95, -17.08,  99.90,   0.17,
04/17 00Z,   0.60, -12.81, -12.04,  99.90,   0.17,
04/17 01Z,   0.60,  -7.70,  -6.95,  99.90,   0.15,
04/17 02Z,   0.70,  -3.78,  -2.98,  99.90,   0.10,
04/17 03Z,   0.70,  -2.31,  -1.69,  99.90,  -0.08,  (max)
04/17 04Z,   0.70,  -3.77,  -3.48,  99.90,  -0.41,
04/17 05Z,   0.70,  -7.48,  -6.96,  99.90,  -0.18,
04/17 06Z,   0.50, -12.30, -11.58,  99.90,   0.22,
04/17 07Z,   0.50, -17.31, -16.51,  99.90,   0.30,
04/17 08Z,   0.50, -21.69, -20.88,  99.90,   0.31,
04/17 09Z,   0.40, -24.29, -23.42,  99.90,   0.47,  (min)
04/17 10Z,   0.40, -23.99, -22.84,  99.90,   0.75,
04/17 11Z,   0.40, -20.76, -19.54,  99.90,   0.82,
04/17 12Z,   0.40, -15.78, -14.87,  99.90,   0.51,
04/17 13Z,   0.40, -10.38,  -9.62,  99.90,   0.36,
04/17 14Z,   0.40,  -5.68,  -5.08,  99.90,   0.20,
04/17 15Z,   0.30,  -2.98,  -2.32,  99.90,   0.36,  (max)
04/17 16Z,   0.30,  -3.17,  -2.91,  99.90,  -0.04,
04/17 17Z,   0.40,  -5.98,  -5.90,  99.90,  -0.32,
04/17 18Z,   0.50, -10.36, -10.20,  99.90,  -0.34,
04/17 19Z,   0.60, -15.24, -14.75,  99.90,  -0.11,
04/17 20Z,   0.60, -19.82, -19.36,  99.90,  -0.14,
04/17 21Z,   0.60, -23.10, -22.93,  99.90,  -0.43,
04/17 22Z,   0.50, -23.84, -23.27,  99.90,   0.07,  (min)
04/17 23Z,   0.50, -21.44, -20.31,  99.90,   0.63,
04/18 00Z,   0.50, -16.74, -15.53,  99.90,   0.71,
04/18 01Z,   0.50, -11.19, -10.19,  99.90,   0.50,
04/18 02Z,   0.40,  -6.02,  -5.16,  99.90,   0.46,
04/18 03Z,   0.50,  -2.49,  -1.69,  99.90,   0.30,
04/18 04Z,   0.50,  -1.74,  -1.33,  99.90,  -0.09,  (max)
04/18 05Z,   0.50,  -3.99,  -3.93,  99.90,  -0.44,
04/18 06Z,   0.50,  -8.33,  -8.39,  99.90,  -0.56,
04/18 07Z,   0.50, -13.56, -13.34,  99.90,  -0.28,
04/18 08Z,   0.50, -18.74, -18.39,  99.90,  -0.15,
04/18 09Z,   0.50, -22.99, -22.71,  99.90,  -0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 10Z,   0.60, -25.10,  99.90, -24.70,  -0.19,  (min)
04/18 11Z,   0.60, -24.07,  99.90, -23.64,  -0.17,
04/18 12Z,   0.70, -20.15,  99.90, -19.60,  -0.14,
04/18 13Z,   0.70, -14.74,  99.90, -14.15,  -0.12,
04/18 14Z,   0.80,  -9.19,  99.90,  -8.48,  -0.09,
04/18 15Z,   0.80,  -4.71,  99.90,  -3.98,  -0.07,
04/18 16Z,   0.80,  -2.57,  99.90,  -1.81,  -0.04,  (max)
04/18 17Z,   0.70,  -3.44,  99.90,  -2.75,  -0.02,
04/18 18Z,   0.60,  -6.80,  99.90,  -6.19,   0.01,
04/18 19Z,   0.60, -11.46,  99.90, -10.83,   0.03,
04/18 20Z,   0.60, -16.40,  99.90, -15.75,   0.06,
04/18 21Z,   0.70, -20.80,  99.90, -20.02,   0.08,
04/18 22Z,   0.80, -23.61,  99.90, -22.73,   0.08,  (min)
04/18 23Z,   0.90, -23.63,  99.90, -22.64,   0.08,
04/19 00Z,   1.00, -20.52,  99.90, -19.44,   0.08,
04/19 01Z,   1.00, -15.36,  99.90, -14.28,   0.08,
04/19 02Z,   1.00,  -9.68,  99.90,  -8.60,   0.08,
04/19 03Z,   1.00,  -4.72,  99.90,  -3.64,   0.08,
04/19 04Z,   0.90,  -1.73,  99.90,  -0.75,   0.08,  (max)
04/19 05Z,   0.70,  -1.72,  99.90,  -0.94,   0.08,
04/19 06Z,   0.60,  -4.63,  99.90,  -3.95,   0.08,
04/19 07Z,   0.50,  -9.38,  99.90,  -8.80,   0.08,
04/19 08Z,   0.50, -14.76,  99.90, -14.18,   0.08,
04/19 09Z,   0.40, -19.88,  99.90, -19.40,   0.08,
04/19 10Z,   0.50, -23.82,  99.90, -23.24,   0.08,
04/19 11Z,   0.50, -25.36,  99.90, -24.78,   0.08,  (min)
04/19 12Z,   0.60, -23.66,  99.90, -22.98,   0.08,
04/19 13Z,   0.60, -19.27,  99.90, -18.59,   0.08,
04/19 14Z,   0.60, -13.69,  99.90, -13.00,   0.08,
04/19 15Z,   0.70,  -8.27,  99.90,  -7.48,   0.08,
04/19 16Z,   0.60,  -4.19,  99.90,  -3.51,   0.08,
04/19 17Z,   0.70,  -2.66,  99.90,  -1.88,   0.08,  (max)
04/19 18Z,   0.60,  -4.10,  99.90,  -3.41,   0.08,
04/19 19Z,   0.60,  -7.78,  99.90,  -7.10,   0.08,
04/19 20Z,   0.60, -12.50,  99.90, -11.82,   0.08,
04/19 21Z,   0.70, -17.29,  99.90, -16.51,   0.08,
04/19 22Z,   0.70, -21.36,  99.90, -20.58,   0.08,
04/19 23Z,   0.70, -23.64,  99.90, -22.86,   0.08,  (min)
04/20 00Z,   0.70, -23.01,  99.90, -22.22,   0.08,
04/20 01Z,   0.50, -19.40,  99.90, -18.82,   0.08,
04/20 02Z,   0.30, -14.08,  99.90, -13.70,   0.08,
04/20 03Z,   0.10,  -8.54,  99.90,  -8.36,   0.08,
04/20 04Z,   0.00,  -3.97,  99.90,  -3.89,   0.08,
04/20 05Z,  -0.20,  -1.58,  99.90,  -1.70,   0.08,  (max)
04/20 06Z,  -0.30,  -2.20,  99.90,  -2.41,   0.08,
04/20 07Z,  -0.20,  -5.52,  99.90,  -5.63,   0.08,
04/20 08Z,  -0.10, -10.39,  99.90, -10.41,   0.08,
04/20 09Z,   0.00, -15.68,  99.90, -15.59,   0.08,
04/20 10Z,   0.20, -20.55,  99.90, -20.27,   0.08,
04/20 11Z,   0.40, -24.09,  99.90, -23.60,   0.08,
04/20 12Z,   0.50, -25.08,  99.90, -24.49,   0.08,  (min)
04/20 13Z,   0.60, -22.90,  99.90, -22.21,   0.08,
04/20 14Z,   0.50, -18.32,  99.90, -17.73,   0.08,
04/20 15Z,   0.30, -12.85,  99.90, -12.47,   0.08,
04/20 16Z,   0.20,  -7.76,  99.90,  -7.48,   0.08,
04/20 17Z,   0.00,  -4.17,  99.90,  -4.09,   0.08,
04/20 18Z,   0.00,  -3.17,  99.90,  -3.09,   0.08,  (max)
04/20 19Z,   0.00,  -4.98,  99.90,  -4.89,   0.08,
04/20 20Z,   0.00,  -8.73,  99.90,  -8.65,   0.08,
04/20 21Z,   0.20, -13.28,  99.90, -13.00,   0.08,
04/20 22Z,   0.30, -17.77,  99.90, -17.39,   0.08,
04/20 23Z,   0.50, -21.45,  99.90, -20.87,   0.08,
04/21 00Z,   0.60, -23.24,  99.90, -22.56,   0.08,  (min)
04/21 01Z,   0.60, -22.14,  99.90, -21.46,   0.08,
04/21 02Z,   0.60, -18.33,  99.90, -17.65,   0.08,
04/21 03Z,   0.60, -13.14,  99.90, -12.46,   0.08,
04/21 04Z,   0.40,  -7.95,  99.90,  -7.46,   0.08,
04/21 05Z,   0.30,  -3.84,  99.90,  -3.46,   0.08,
04/21 06Z,   0.10,  -1.97,  99.90,  -1.78,   0.08,  (max)
04/21 07Z,   0.00,  -2.98,  99.90,  -2.90,   0.08,
04/21 08Z,   0.00,  -6.43,  99.90,  -6.34,   0.08,
04/21 09Z,  -0.10, -11.15,  99.90, -11.17,   0.08,
04/21 10Z,  -0.10, -16.15,  99.90, -16.16,   0.08,
04/21 11Z,   0.00, -20.68,  99.90, -20.59,   0.08,
04/21 12Z,   0.00, -23.82,  99.90, -23.73,   0.08,
04/21 13Z,   0.20, -24.40,  99.90, -24.12,   0.08,  (min)
04/21 14Z,   0.30, -21.99,  99.90, -21.60,   0.08,
04/21 15Z,   0.40, -17.51,  99.90, -17.02,   0.08,
04/21 16Z,   0.50, -12.38,  99.90, -11.80,   0.08,
04/21 17Z,   0.60,  -7.72,  99.90,  -7.03,   0.08,
04/21 18Z,   0.50,  -4.58,  99.90,  -3.99,   0.08,
04/21 19Z,   0.40,  -3.94,  99.90,  -3.46,   0.08,  (max)
04/21 20Z,   0.40,  -5.86,  99.90,  -5.38,   0.08,
04/21 21Z,   0.30,  -9.46,  99.90,  -9.07,   0.08,
04/21 22Z,   0.30, -13.68,  99.90, -13.29,   0.08,
04/21 23Z,   0.30, -17.81,  99.90, -17.42,   0.08,
04/22 00Z,   0.40, -21.13,  99.90, -20.65,   0.08,
04/22 01Z,  99.90, -22.58,  99.90,  99.90,   0.08,
04/22 02Z,  99.90, -21.26,  99.90,  99.90,   0.08,
04/22 03Z,  99.90, -17.52,  99.90,  99.90,   0.08,
04/22 04Z,  99.90, -12.69,  99.90,  99.90,   0.08,
04/22 05Z,  99.90,  -7.94,  99.90,  99.90,   0.08,
04/22 06Z,  99.90,  -4.25,  99.90,  99.90,   0.08,