EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
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
#Boston, MA : 04/14/2026 05:23:56 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 12Z,   0.00,  -3.65,  -3.79,  99.90,  -0.14,  (max)
04/12 13Z,   0.00,  -4.41,  -4.46,  99.90,  -0.05,
04/12 14Z,   0.00,  -5.77,  -5.78,  99.90,  -0.01,
04/12 15Z,  -0.10,  -7.43,  -7.37,  99.90,   0.16,
04/12 16Z,  -0.10,  -9.16,  -9.19,  99.90,   0.07,
04/12 17Z,  -0.10, -10.63, -10.69,  99.90,   0.04,
04/12 18Z,   0.00, -11.24, -11.33,  99.90,  -0.09,  (min)
04/12 19Z,   0.00, -10.74, -10.86,  99.90,  -0.12,
04/12 20Z,   0.00,  -9.58,  -9.91,  99.90,  -0.33,
04/12 21Z,   0.00,  -8.11,  -8.47,  99.90,  -0.36,
04/12 22Z,   0.00,  -6.43,  -6.71,  99.90,  -0.28,
04/12 23Z,   0.00,  -4.90,  -5.23,  99.90,  -0.33,
04/13 00Z,   0.00,  -4.12,  -4.50,  99.90,  -0.38,  (max)
04/13 01Z,   0.00,  -4.30,  -4.62,  99.90,  -0.32,
04/13 02Z,   0.00,  -5.27,  -5.38,  99.90,  -0.11,
04/13 03Z,   0.00,  -6.70,  -6.51,  99.90,   0.19,
04/13 04Z,   0.00,  -8.34,  -8.25,  99.90,   0.09,
04/13 05Z,   0.00,  -9.91,  -9.70,  99.90,   0.21,
04/13 06Z,   0.00, -10.85, -10.91,  99.90,  -0.06,  (min)
04/13 07Z,   0.00, -10.65, -10.59,  99.90,   0.06,
04/13 08Z,   0.00,  -9.52,  -9.66,  99.90,  -0.14,
04/13 09Z,   0.00,  -7.98,  -8.14,  99.90,  -0.16,
04/13 10Z,   0.00,  -6.24,  -6.46,  99.90,  -0.22,
04/13 11Z,   0.00,  -4.54,  -4.83,  99.90,  -0.29,
04/13 12Z,  -0.10,  -3.45,  -3.73,  99.90,  -0.18,
04/13 13Z,  -0.10,  -3.39,  -3.47,  99.90,   0.02,  (max)
04/13 14Z,  -0.10,  -4.28,  -4.19,  99.90,   0.19,
04/13 15Z,  -0.20,  -5.81,  -5.60,  99.90,   0.41,
04/13 16Z,  -0.10,  -7.67,  -7.18,  99.90,   0.59,
04/13 17Z,  -0.20,  -9.59,  -9.22,  99.90,   0.57,
04/13 18Z,  -0.10, -11.13, -10.70,  99.90,   0.53,
04/13 19Z,  -0.20, -11.60, -11.27,  99.90,   0.53,  (min)
04/13 20Z,  -0.30, -10.88, -10.63,  99.90,   0.55,
04/13 21Z,  -0.30,  -9.46,  -9.40,  99.90,   0.36,
04/13 22Z,  -0.40,  -7.70,  -7.78,  99.90,   0.32,
04/13 23Z,  -0.50,  -5.78,  -5.91,  99.90,   0.37,
04/14 00Z,  -0.40,  -4.18,  -4.38,  99.90,   0.20,
04/14 01Z,  -0.50,  -3.51,  -3.66,  99.90,   0.35,  (max)
04/14 02Z,  -0.60,  -3.90,  -4.04,  99.90,   0.46,
04/14 03Z,  -0.60,  -5.13,  -4.96,  99.90,   0.77,
04/14 04Z,  -0.60,  -6.87,  -6.49,  99.90,   0.98,
04/14 05Z,  -0.70,  -8.81,  -8.40,  99.90,   1.11,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/14 06Z,  -0.70, -10.58,  99.90, -10.26,   1.02,
04/14 07Z,  -0.60, -11.52,  99.90, -11.18,   0.93,  (min)
04/14 08Z,  -0.60, -11.14,  99.90, -10.89,   0.85,
04/14 09Z,  -0.60,  -9.77,  99.90,  -9.61,   0.76,
04/14 10Z,  -0.40,  -7.96,  99.90,  -7.68,   0.68,
04/14 11Z,  -0.30,  -5.94,  99.90,  -5.64,   0.59,
04/14 12Z,  -0.20,  -4.07,  99.90,  -3.76,   0.51,
04/14 13Z,  -0.10,  -3.01,  99.90,  -2.69,   0.42,  (max)
04/14 14Z,  -0.10,  -3.09,  99.90,  -2.86,   0.34,
04/14 15Z,  -0.10,  -4.20,  99.90,  -4.05,   0.25,
04/14 16Z,   0.00,  -5.99,  99.90,  -5.82,   0.16,
04/14 17Z,   0.00,  -8.10,  99.90,  -8.02,   0.08,
04/14 18Z,   0.00, -10.21,  99.90, -10.13,   0.08,
04/14 19Z,   0.10, -11.72,  99.90, -11.55,   0.08,
04/14 20Z,   0.20, -11.96,  99.90, -11.68,   0.08,  (min)
04/14 21Z,   0.30, -10.90,  99.90, -10.52,   0.08,
04/14 22Z,   0.40,  -9.12,  99.90,  -8.64,   0.08,
04/14 23Z,   0.40,  -7.03,  99.90,  -6.55,   0.08,
04/15 00Z,   0.60,  -4.89,  99.90,  -4.21,   0.08,
04/15 01Z,   0.70,  -3.31,  99.90,  -2.53,   0.08,
04/15 02Z,   0.70,  -2.84,  99.90,  -2.06,   0.08,  (max)
04/15 03Z,   0.70,  -3.55,  99.90,  -2.77,   0.08,
04/15 04Z,   0.60,  -5.15,  99.90,  -4.47,   0.08,
04/15 05Z,   0.60,  -7.26,  99.90,  -6.58,   0.08,
04/15 06Z,   0.50,  -9.52,  99.90,  -8.94,   0.08,
04/15 07Z,   0.60, -11.44,  99.90, -10.76,   0.08,
04/15 08Z,   0.50, -12.26,  99.90, -11.68,   0.08,  (min)
04/15 09Z,   0.50, -11.60,  99.90, -11.02,   0.08,
04/15 10Z,   0.50,  -9.91,  99.90,  -9.33,   0.08,
04/15 11Z,   0.50,  -7.77,  99.90,  -7.19,   0.08,
04/15 12Z,   0.50,  -5.47,  99.90,  -4.90,   0.08,
04/15 13Z,   0.50,  -3.51,  99.90,  -2.93,   0.08,
04/15 14Z,   0.30,  -2.56,  99.90,  -2.18,   0.08,  (max)
04/15 15Z,   0.30,  -2.87,  99.90,  -2.49,   0.08,
04/15 16Z,   0.30,  -4.26,  99.90,  -3.88,   0.08,
04/15 17Z,   0.30,  -6.34,  99.90,  -5.96,   0.08,
04/15 18Z,   0.40,  -8.70,  99.90,  -8.22,   0.08,
04/15 19Z,   0.40, -10.93,  99.90, -10.45,   0.08,
04/15 20Z,   0.40, -12.31,  99.90, -11.83,   0.08,  (min)
04/15 21Z,   0.50, -12.18,  99.90, -11.60,   0.08,
04/15 22Z,   0.50, -10.70,  99.90, -10.12,   0.08,
04/15 23Z,   0.60,  -8.54,  99.90,  -7.86,   0.08,
04/16 00Z,   0.50,  -6.13,  99.90,  -5.55,   0.08,
04/16 01Z,   0.60,  -3.86,  99.90,  -3.18,   0.08,
04/16 02Z,   0.50,  -2.40,  99.90,  -1.82,   0.08,
04/16 03Z,   0.60,  -2.26,  99.90,  -1.58,   0.08,  (max)
04/16 04Z,   0.40,  -3.37,  99.90,  -2.89,   0.08,
04/16 05Z,   0.40,  -5.39,  99.90,  -4.91,   0.08,
04/16 06Z,   0.40,  -7.87,  99.90,  -7.39,   0.08,
04/16 07Z,   0.40, -10.40,  99.90,  -9.92,   0.08,
04/16 08Z,   0.40, -12.36,  99.90, -11.88,   0.08,
04/16 09Z,   0.50, -12.96,  99.90, -12.38,   0.08,  (min)
04/16 10Z,   0.50, -11.93,  99.90, -11.35,   0.08,
04/16 11Z,   0.60,  -9.88,  99.90,  -9.21,   0.08,
04/16 12Z,   0.50,  -7.43,  99.90,  -6.85,   0.08,
04/16 13Z,   0.60,  -4.92,  99.90,  -4.24,   0.08,
04/16 14Z,   0.50,  -2.96,  99.90,  -2.38,   0.08,
04/16 15Z,   0.40,  -2.20,  99.90,  -1.72,   0.08,  (max)
04/16 16Z,   0.50,  -2.80,  99.90,  -2.22,   0.08,
04/16 17Z,   0.40,  -4.50,  99.90,  -4.02,   0.08,
04/16 18Z,   0.50,  -6.86,  99.90,  -6.28,   0.08,
04/16 19Z,   0.50,  -9.41,  99.90,  -8.83,   0.08,
04/16 20Z,   0.50, -11.64,  99.90, -11.06,   0.08,
04/16 21Z,   0.60, -12.75,  99.90, -12.07,   0.08,  (min)
04/16 22Z,   0.60, -12.18,  99.90, -11.50,   0.08,
04/16 23Z,   0.60, -10.25,  99.90,  -9.57,   0.08,
04/17 00Z,   0.60,  -7.74,  99.90,  -7.06,   0.08,
04/17 01Z,   0.60,  -5.10,  99.90,  -4.42,   0.08,
04/17 02Z,   0.60,  -2.83,  99.90,  -2.15,   0.08,
04/17 03Z,   0.60,  -1.62,  99.90,  -0.94,   0.08,  (max)
04/17 04Z,   0.50,  -1.87,  99.90,  -1.29,   0.08,
04/17 05Z,   0.50,  -3.41,  99.90,  -2.83,   0.08,
04/17 06Z,   0.40,  -5.83,  99.90,  -5.35,   0.08,
04/17 07Z,   0.50,  -8.63,  99.90,  -8.05,   0.08,
04/17 08Z,   0.50, -11.33,  99.90, -10.75,   0.08,
04/17 09Z,   0.50, -13.20,  99.90, -12.62,   0.08,
04/17 10Z,   0.50, -13.46,  99.90, -12.88,   0.08,  (min)
04/17 11Z,   0.50, -12.05,  99.90, -11.47,   0.08,
04/17 12Z,   0.50,  -9.67,  99.90,  -9.09,   0.08,
04/17 13Z,   0.60,  -6.97,  99.90,  -6.29,   0.08,
04/17 14Z,   0.60,  -4.36,  99.90,  -3.69,   0.08,
04/17 15Z,   0.60,  -2.51,  99.90,  -1.83,   0.08,
04/17 16Z,   0.60,  -2.01,  99.90,  -1.33,   0.08,  (max)
04/17 17Z,   0.60,  -2.93,  99.90,  -2.25,   0.08,
04/17 18Z,   0.50,  -4.91,  99.90,  -4.33,   0.08,
04/17 19Z,   0.50,  -7.47,  99.90,  -6.89,   0.08,
04/17 20Z,   0.50, -10.11,  99.90,  -9.53,   0.08,
04/17 21Z,   0.50, -12.22,  99.90, -11.64,   0.08,
04/17 22Z,   0.50, -12.97,  99.90, -12.39,   0.08,  (min)
04/17 23Z,   0.60, -11.92,  99.90, -11.24,   0.08,
04/18 00Z,   0.60,  -9.61,  99.90,  -8.93,   0.08,