EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Regions
Northeast
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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 : 08/19/2026 10:22:50 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/17 18Z,   0.50,  -3.16,  -2.83,  99.90,  -0.17,
08/17 19Z,   0.50,  -2.26,  -1.91,  99.90,  -0.15,  (max)
08/17 20Z,   0.50,  -2.43,  -1.98,  99.90,  -0.05,
08/17 21Z,   0.60,  -3.68,  -3.14,  99.90,  -0.06,
08/17 22Z,   0.60,  -5.80,  -5.24,  99.90,  -0.04,
08/17 23Z,   0.60,  -8.24,  -7.63,  99.90,   0.01,
08/18 00Z,   0.60, -10.29,  -9.68,  99.90,   0.01,
08/18 01Z,   0.60, -11.46, -10.96,  99.90,  -0.10,
08/18 02Z,   0.60, -11.56, -11.00,  99.90,  -0.04,  (min)
08/18 03Z,   0.60, -10.58, -10.15,  99.90,  -0.17,
08/18 04Z,   0.60,  -8.69,  -8.42,  99.90,  -0.33,
08/18 05Z,   0.60,  -6.42,  -6.10,  99.90,  -0.28,
08/18 06Z,   0.50,  -4.42,  -4.17,  99.90,  -0.25,
08/18 07Z,   0.50,  -3.17,  -2.99,  99.90,  -0.32,
08/18 08Z,   0.50,  -2.89,  -2.58,  99.90,  -0.19,  (max)
08/18 09Z,   0.50,  -3.62,  -3.18,  99.90,  -0.06,
08/18 10Z,   0.50,  -5.27,  -4.75,  99.90,   0.02,
08/18 11Z,   0.50,  -7.46,  -6.93,  99.90,   0.03,
08/18 12Z,   0.50,  -9.52,  -8.97,  99.90,   0.05,
08/18 13Z,   0.50, -10.87, -10.27,  99.90,   0.10,
08/18 14Z,   0.50, -11.24, -10.72,  99.90,   0.02,  (min)
08/18 15Z,   0.40, -10.57, -10.10,  99.90,   0.07,
08/18 16Z,   0.50,  -8.96,  -8.48,  99.90,  -0.02,
08/18 17Z,   0.50,  -6.78,  -6.31,  99.90,  -0.03,
08/18 18Z,   0.50,  -4.64,  -4.18,  99.90,  -0.04,
08/18 19Z,   0.50,  -3.13,  -2.68,  99.90,  -0.05,
08/18 20Z,   0.50,  -2.52,  -2.02,  99.90,  -0.00,  (max)
08/18 21Z,   0.50,  -2.89,  -2.42,  99.90,  -0.03,
08/18 22Z,   0.50,  -4.21,  -3.69,  99.90,   0.02,
08/18 23Z,   0.50,  -6.26,  -5.81,  99.90,  -0.05,
08/19 00Z,   0.50,  -8.47,  -7.92,  99.90,   0.05,
08/19 01Z,   0.50, -10.23,  -9.73,  99.90,   0.00,
08/19 02Z,   0.50, -11.16, -10.67,  99.90,  -0.01,
08/19 03Z,   0.50, -11.12, -10.68,  99.90,  -0.06,  (min)
08/19 04Z,   0.50, -10.14,  -9.78,  99.90,  -0.14,
08/19 05Z,   0.50,  -8.39,  -8.02,  99.90,  -0.13,
08/19 06Z,   0.50,  -6.36,  -5.95,  99.90,  -0.09,
08/19 07Z,   0.50,  -4.65,  -4.30,  99.90,  -0.15,
08/19 08Z,   0.50,  -3.66,  -3.28,  99.90,  -0.12,
08/19 09Z,   0.50,  -3.53,  -3.08,  99.90,  -0.05,  (max)
08/19 10Z,   0.60,  -4.28,  -3.85,  99.90,  -0.17,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/19 11Z,   0.60,  -5.82,  99.90,  -5.38,  -0.16,
08/19 12Z,   0.60,  -7.75,  99.90,  -7.31,  -0.16,
08/19 13Z,   0.60,  -9.47,  99.90,  -9.02,  -0.15,
08/19 14Z,   0.50, -10.49,  99.90, -10.14,  -0.15,
08/19 15Z,   0.50, -10.64,  99.90, -10.28,  -0.14,  (min)
08/19 16Z,   0.50,  -9.88,  99.90,  -9.51,  -0.13,
08/19 17Z,   0.50,  -8.31,  99.90,  -7.94,  -0.13,
08/19 18Z,   0.50,  -6.31,  99.90,  -5.94,  -0.12,
08/19 19Z,   0.50,  -4.46,  99.90,  -4.07,  -0.11,
08/19 20Z,   0.50,  -3.24,  99.90,  -2.84,  -0.11,
08/19 21Z,   0.50,  -2.85,  99.90,  -2.45,  -0.10,  (max)
08/19 22Z,   0.50,  -3.33,  99.90,  -2.93,  -0.10,
08/19 23Z,   0.50,  -4.66,  99.90,  -4.26,  -0.10,
08/20 00Z,   0.50,  -6.58,  99.90,  -6.18,  -0.10,
08/20 01Z,   0.40,  -8.57,  99.90,  -8.26,  -0.10,
08/20 02Z,   0.40, -10.08,  99.90,  -9.78,  -0.10,
08/20 03Z,   0.40, -10.83,  99.90, -10.53,  -0.10,  (min)
08/20 04Z,   0.40, -10.74,  99.90, -10.44,  -0.10,
08/20 05Z,   0.30,  -9.80,  99.90,  -9.60,  -0.10,
08/20 06Z,   0.30,  -8.20,  99.90,  -8.00,  -0.10,
08/20 07Z,   0.40,  -6.40,  99.90,  -6.09,  -0.10,
08/20 08Z,   0.40,  -4.93,  99.90,  -4.63,  -0.10,
08/20 09Z,   0.40,  -4.12,  99.90,  -3.81,  -0.10,
08/20 10Z,   0.40,  -4.05,  99.90,  -3.75,  -0.10,  (max)
08/20 11Z,   0.40,  -4.77,  99.90,  -4.47,  -0.10,
08/20 12Z,   0.40,  -6.18,  99.90,  -5.88,  -0.10,
08/20 13Z,   0.50,  -7.88,  99.90,  -7.47,  -0.10,
08/20 14Z,   0.50,  -9.31,  99.90,  -8.91,  -0.10,
08/20 15Z,   0.50, -10.11,  99.90,  -9.70,  -0.10,
08/20 16Z,   0.50, -10.13,  99.90,  -9.72,  -0.10,  (min)
08/20 17Z,   0.50,  -9.35,  99.90,  -8.94,  -0.10,
08/20 18Z,   0.50,  -7.86,  99.90,  -7.46,  -0.10,
08/20 19Z,   0.50,  -6.04,  99.90,  -5.64,  -0.10,
08/20 20Z,   0.50,  -4.42,  99.90,  -4.01,  -0.10,
08/20 21Z,   0.60,  -3.40,  99.90,  -2.90,  -0.10,
08/20 22Z,   0.60,  -3.14,  99.90,  -2.64,  -0.10,  (max)
08/20 23Z,   0.60,  -3.68,  99.90,  -3.17,  -0.10,
08/21 00Z,   0.60,  -4.97,  99.90,  -4.46,  -0.10,
08/21 01Z,   0.60,  -6.76,  99.90,  -6.26,  -0.10,
08/21 02Z,   0.60,  -8.57,  99.90,  -8.06,  -0.10,
08/21 03Z,   0.60,  -9.91,  99.90,  -9.41,  -0.10,
08/21 04Z,   0.50, -10.58,  99.90, -10.17,  -0.10,  (min)
08/21 05Z,   0.50, -10.48,  99.90, -10.08,  -0.10,
08/21 06Z,   0.50,  -9.61,  99.90,  -9.20,  -0.10,
08/21 07Z,   0.50,  -8.13,  99.90,  -7.72,  -0.10,
08/21 08Z,   0.50,  -6.49,  99.90,  -6.09,  -0.10,
08/21 09Z,   0.50,  -5.18,  99.90,  -4.78,  -0.10,
08/21 10Z,   0.50,  -4.45,  99.90,  -4.05,  -0.10,  (max)
08/21 11Z,   0.40,  -4.40,  99.90,  -4.10,  -0.10,
08/21 12Z,   0.50,  -5.07,  99.90,  -4.67,  -0.10,
08/21 13Z,   0.50,  -6.37,  99.90,  -5.96,  -0.10,
08/21 14Z,   0.50,  -7.89,  99.90,  -7.49,  -0.10,
08/21 15Z,   0.50,  -9.15,  99.90,  -8.75,  -0.10,
08/21 16Z,   0.50,  -9.82,  99.90,  -9.42,  -0.10,  (min)
08/21 17Z,   0.50,  -9.79,  99.90,  -9.38,  -0.10,
08/21 18Z,   0.40,  -9.02,  99.90,  -8.72,  -0.10,
08/21 19Z,   0.50,  -7.61,  99.90,  -7.20,  -0.10,
08/21 20Z,   0.50,  -5.91,  99.90,  -5.50,  -0.10,
08/21 21Z,   0.50,  -4.43,  99.90,  -4.02,  -0.10,
08/21 22Z,   0.50,  -3.52,  99.90,  -3.12,  -0.10,
08/21 23Z,   0.50,  -3.32,  99.90,  -2.92,  -0.10,  (max)
08/22 00Z,   0.50,  -3.86,  99.90,  -3.46,  -0.10,
08/22 01Z,   0.50,  -5.13,  99.90,  -4.72,  -0.10,
08/22 02Z,   0.50,  -6.85,  99.90,  -6.45,  -0.10,
08/22 03Z,   0.50,  -8.55,  99.90,  -8.15,  -0.10,
08/22 04Z,   0.40,  -9.82,  99.90,  -9.51,  -0.10,
08/22 05Z,   0.40, -10.46,  99.90, -10.15,  -0.10,  (min)
08/22 06Z,   0.40, -10.38,  99.90, -10.07,  -0.10,
08/22 07Z,   0.40,  -9.53,  99.90,  -9.23,  -0.10,
08/22 08Z,   0.40,  -8.11,  99.90,  -7.81,  -0.10,
08/22 09Z,   0.40,  -6.56,  99.90,  -6.25,  -0.10,
08/22 10Z,   0.40,  -5.31,  99.90,  -5.01,  -0.10,
08/22 11Z,   0.40,  -4.61,  99.90,  -4.30,  -0.10,
08/22 12Z,   0.50,  -4.55,  99.90,  -4.14,  -0.10,  (max)
08/22 13Z,   0.50,  -5.20,  99.90,  -4.79,  -0.10,
08/22 14Z,   0.50,  -6.45,  99.90,  -6.04,  -0.10,
08/22 15Z,   0.50,  -7.90,  99.90,  -7.50,  -0.10,
08/22 16Z,   0.50,  -9.08,  99.90,  -8.68,  -0.10,
08/22 17Z,   0.50,  -9.71,  99.90,  -9.30,  -0.10,  (min)
08/22 18Z,   0.50,  -9.66,  99.90,  -9.26,  -0.10,
08/22 19Z,   0.50,  -8.89,  99.90,  -8.48,  -0.10,
08/22 20Z,   0.50,  -7.47,  99.90,  -7.07,  -0.10,
08/22 21Z,   0.50,  -5.81,  99.90,  -5.40,  -0.10,
08/22 22Z,   0.50,  -4.38,  99.90,  -3.98,  -0.10,
08/22 23Z,   0.50,  -3.52,  99.90,  -3.11,  -0.10,
08/23 00Z,   0.50,  -3.34,  99.90,  -2.93,  -0.10,
08/23 01Z,  99.90,  -3.90,  99.90,  99.90,  -0.10,
08/23 02Z,  99.90,  -5.20,  99.90,  99.90,  -0.10,
08/23 03Z,  99.90,  -6.93,  99.90,  99.90,  -0.10,
08/23 04Z,  99.90,  -8.62,  99.90,  99.90,  -0.10,
08/23 05Z,  99.90,  -9.88,  99.90,  99.90,  -0.10,
08/23 06Z,  99.90, -10.52,  99.90,  99.90,  -0.10,