EXTRA-TROPICAL  STORM  SURGE
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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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Block Island, RI
Montauk Point NY
New London, CT
Bridgeport, CT
Port Jefferson NY
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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 : 10/09/2026 14:23:00 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/07 18Z,   0.60,   1.19,   1.68,  99.90,  -0.11,
10/07 19Z,   0.70,   0.45,   0.96,  99.90,  -0.19,  (min)
10/07 20Z,   0.70,   0.84,   1.46,  99.90,  -0.08,
10/07 21Z,   0.70,   2.37,   2.92,  99.90,  -0.15,
10/07 22Z,   0.80,   4.65,   5.21,  99.90,  -0.24,
10/07 23Z,   0.80,   7.02,   7.81,  99.90,  -0.01,
10/08 00Z,   0.70,   8.89,   9.66,  99.90,   0.07,
10/08 01Z,   0.70,   9.89,  10.62,  99.90,   0.03,  (max)
10/08 02Z,   0.70,   9.83,  10.48,  99.90,  -0.05,
10/08 03Z,   0.70,   8.61,   9.30,  99.90,  -0.01,
10/08 04Z,   0.60,   6.42,   7.16,  99.90,   0.14,
10/08 05Z,   0.60,   3.87,   4.54,  99.90,   0.07,
10/08 06Z,   0.60,   1.65,   2.28,  99.90,   0.03,
10/08 07Z,   0.60,   0.25,   0.86,  99.90,   0.01,
10/08 08Z,   0.60,  -0.02,   0.61,  99.90,   0.03,  (min)
10/08 09Z,   0.60,   0.95,   1.47,  99.90,  -0.08,
10/08 10Z,   0.60,   2.95,   3.48,  99.90,  -0.07,
10/08 11Z,   0.60,   5.43,   6.03,  99.90,   0.00,
10/08 12Z,   0.60,   7.68,   8.31,  99.90,   0.03,
10/08 13Z,   0.60,   9.22,   9.90,  99.90,   0.08,
10/08 14Z,   0.60,   9.76,  10.46,  99.90,   0.10,  (max)
10/08 15Z,   0.60,   9.14,   9.80,  99.90,   0.06,
10/08 16Z,   0.50,   7.38,   8.29,  99.90,   0.41,
10/08 17Z,   0.50,   4.93,   5.76,  99.90,   0.33,
10/08 18Z,   0.50,   2.50,   3.30,  99.90,   0.30,
10/08 19Z,   0.50,   0.73,   1.46,  99.90,   0.23,
10/08 20Z,   0.50,   0.00,   0.77,  99.90,   0.27,  (min)
10/08 21Z,   0.50,   0.53,   1.26,  99.90,   0.23,
10/08 22Z,   0.50,   2.24,   2.84,  99.90,   0.10,
10/08 23Z,   0.40,   4.69,   5.32,  99.90,   0.23,
10/09 00Z,   0.40,   7.17,   7.93,  99.90,   0.36,
10/09 01Z,   0.30,   9.07,   9.76,  99.90,   0.39,
10/09 02Z,   0.30,  10.03,  10.60,  99.90,   0.27,  (max)
10/09 03Z,   0.30,   9.85,  10.28,  99.90,   0.13,
10/09 04Z,   0.30,   8.44,   8.95,  99.90,   0.21,
10/09 05Z,   0.30,   6.10,   6.68,  99.90,   0.28,
10/09 06Z,   0.30,   3.47,   3.94,  99.90,   0.17,
10/09 07Z,   0.30,   1.28,   1.62,  99.90,   0.04,
10/09 08Z,   0.30,   0.03,   0.43,  99.90,   0.10,
10/09 09Z,   0.30,  -0.00,   0.43,  99.90,   0.13,  (min)
10/09 10Z,   0.30,   1.25,   1.55,  99.90,   0.00,
10/09 11Z,   0.40,   3.50,   3.75,  99.90,  -0.15,
10/09 12Z,   0.40,   6.11,   6.43,  99.90,  -0.08,
10/09 13Z,   0.40,   8.35,   8.74,  99.90,  -0.01,
10/09 14Z,   0.30,   9.76,  10.12,  99.90,   0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/09 15Z,   0.30,  10.08,  99.90,  10.43,   0.05,  (max)
10/09 16Z,   0.20,   9.15,  99.90,   9.40,   0.05,
10/09 17Z,   0.20,   7.09,  99.90,   7.33,   0.04,
10/09 18Z,   0.20,   4.44,  99.90,   4.68,   0.04,
10/09 19Z,   0.20,   1.95,  99.90,   2.18,   0.04,
10/09 20Z,   0.20,   0.24,  99.90,   0.47,   0.03,
10/09 21Z,   0.20,  -0.32,  99.90,  -0.09,   0.03,  (min)
10/09 22Z,   0.30,   0.44,  99.90,   0.77,   0.02,
10/09 23Z,   0.30,   2.39,  99.90,   2.71,   0.02,
10/10 00Z,   0.40,   4.98,  99.90,   5.39,   0.01,
10/10 01Z,   0.40,   7.48,  99.90,   7.88,   0.01,
10/10 02Z,   0.30,   9.28,  99.90,   9.58,   0.00,
10/10 03Z,   0.30,  10.07,  99.90,  10.37,   0.00,  (max)
10/10 04Z,   0.20,   9.65,  99.90,   9.85,   0.00,
10/10 05Z,   0.10,   8.01,  99.90,   8.11,   0.00,
10/10 06Z,   0.10,   5.53,  99.90,   5.63,   0.00,
10/10 07Z,   0.10,   2.93,  99.90,   3.03,   0.00,
10/10 08Z,   0.10,   0.91,  99.90,   1.02,   0.00,
10/10 09Z,   0.10,  -0.05,  99.90,   0.05,   0.00,  (min)
10/10 10Z,   0.10,   0.26,  99.90,   0.37,   0.00,
10/10 11Z,   0.00,   1.85,  99.90,   1.85,   0.00,
10/10 12Z,   0.00,   4.31,  99.90,   4.31,   0.00,
10/10 13Z,   0.00,   6.93,  99.90,   6.93,   0.00,
10/10 14Z,   0.00,   9.02,  99.90,   9.03,   0.00,
10/10 15Z,   0.00,  10.16,  99.90,  10.17,   0.00,  (max)
10/10 16Z,  -0.10,  10.13,  99.90,  10.04,   0.00,
10/10 17Z,  -0.10,   8.84,  99.90,   8.74,   0.00,
10/10 18Z,  -0.10,   6.50,  99.90,   6.40,   0.00,
10/10 19Z,   0.00,   3.75,  99.90,   3.75,   0.00,
10/10 20Z,   0.00,   1.34,  99.90,   1.34,   0.00,
10/10 21Z,   0.10,  -0.15,  99.90,  -0.05,   0.00,
10/10 22Z,   0.20,  -0.41,  99.90,  -0.21,   0.00,  (min)
10/10 23Z,   0.20,   0.65,  99.90,   0.85,   0.00,
10/11 00Z,   0.20,   2.82,  99.90,   3.02,   0.00,
10/11 01Z,   0.30,   5.46,  99.90,   5.77,   0.00,
10/11 02Z,   0.30,   7.84,  99.90,   8.15,   0.00,
10/11 03Z,   0.20,   9.42,  99.90,   9.63,   0.00,
10/11 04Z,   0.20,   9.92,  99.90,  10.13,   0.00,  (max)
10/11 05Z,   0.20,   9.21,  99.90,   9.41,   0.00,
10/11 06Z,   0.20,   7.34,  99.90,   7.55,   0.00,
10/11 07Z,   0.20,   4.81,  99.90,   5.01,   0.00,
10/11 08Z,   0.30,   2.36,  99.90,   2.67,   0.00,
10/11 09Z,   0.30,   0.67,  99.90,   0.97,   0.00,
10/11 10Z,   0.40,   0.10,  99.90,   0.50,   0.00,  (min)
10/11 11Z,   0.40,   0.81,  99.90,   1.21,   0.00,
10/11 12Z,   0.40,   2.69,  99.90,   3.09,   0.00,
10/11 13Z,   0.40,   5.26,  99.90,   5.66,   0.00,
10/11 14Z,   0.40,   7.76,  99.90,   8.16,   0.00,
10/11 15Z,   0.40,   9.56,  99.90,   9.96,   0.00,
10/11 16Z,   0.30,  10.32,  99.90,  10.62,   0.00,  (max)
10/11 17Z,   0.30,   9.87,  99.90,  10.18,   0.00,
10/11 18Z,   0.30,   8.23,  99.90,   8.53,   0.00,
10/11 19Z,   0.20,   5.70,  99.90,   5.91,   0.00,
10/11 20Z,   0.30,   2.99,  99.90,   3.29,   0.00,
10/11 21Z,   0.20,   0.81,  99.90,   1.01,   0.00,
10/11 22Z,   0.30,  -0.34,  99.90,  -0.03,   0.00,  (min)
10/11 23Z,   0.30,  -0.23,  99.90,   0.07,   0.00,
10/12 00Z,   0.30,   1.13,  99.90,   1.44,   0.00,
10/12 01Z,   0.30,   3.44,  99.90,   3.74,   0.00,
10/12 02Z,   0.20,   6.02,  99.90,   6.22,   0.00,
10/12 03Z,   0.20,   8.17,  99.90,   8.37,   0.00,
10/12 04Z,   0.20,   9.42,  99.90,   9.62,   0.00,
10/12 05Z,   0.20,   9.57,  99.90,   9.77,   0.00,  (max)
10/12 06Z,   0.20,   8.56,  99.90,   8.76,   0.00,
10/12 07Z,   0.20,   6.54,  99.90,   6.74,   0.00,
10/12 08Z,   0.30,   4.08,  99.90,   4.38,   0.00,
10/12 09Z,   0.30,   1.91,  99.90,   2.21,   0.00,
10/12 10Z,   0.40,   0.63,  99.90,   1.03,   0.00,
10/12 11Z,   0.40,   0.50,  99.90,   0.90,   0.00,  (min)
10/12 12Z,   0.50,   1.58,  99.90,   2.08,   0.00,
10/12 13Z,   0.50,   3.66,  99.90,   4.17,   0.00,
10/12 14Z,   0.50,   6.20,  99.90,   6.70,   0.00,
10/12 15Z,   0.50,   8.45,  99.90,   8.95,   0.00,
10/12 16Z,   0.50,   9.85,  99.90,  10.35,   0.00,
10/12 17Z,   0.50,  10.17,  99.90,  10.67,   0.00,  (max)
10/12 18Z,   0.50,   9.33,  99.90,   9.83,   0.00,
10/12 19Z,   0.50,   7.41,  99.90,   7.92,   0.00,
10/12 20Z,   0.60,   4.83,  99.90,   5.43,   0.00,
10/12 21Z,   0.70,   2.30,  99.90,   3.00,   0.00,
10/12 22Z,   0.70,   0.47,  99.90,   1.18,   0.00,
10/12 23Z,   0.80,  -0.26,  99.90,   0.54,   0.00,  (min)
10/13 00Z,   0.90,   0.21,  99.90,   1.11,   0.00,
10/13 01Z,   0.90,   1.80,  99.90,   2.71,   0.00,
10/13 02Z,   0.90,   4.14,  99.90,   5.04,   0.00,
10/13 03Z,   1.00,   6.54,  99.90,   7.54,   0.00,
10/13 04Z,   1.00,   8.35,  99.90,   9.36,   0.00,
10/13 05Z,   1.10,   9.23,  99.90,  10.33,   0.00,  (max)
10/13 06Z,   1.10,   9.04,  99.90,  10.15,   0.00,