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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Northwest
Alaska
Gulf of Alaska
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Cape Hatteras NC
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Wrightsville Bch
Holden Beach, NC
Springmaid, SC
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Ft. Pulaski, GA
Fernandina, FL
Surge List
East Coast
#Sitka, AK : 04/28/2025 05:28:31 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/26 12Z,  -0.30,   2.73,   2.27,  99.90,  -0.16,
04/26 13Z,  -0.30,   0.42,   0.03,  99.90,  -0.09,
04/26 14Z,  -0.30,  -0.85,  -1.24,  99.90,  -0.09,  (min)
04/26 15Z,  -0.30,  -0.81,  -1.22,  99.90,  -0.11,
04/26 16Z,  -0.30,   0.52,   0.09,  99.90,  -0.13,
04/26 17Z,  -0.20,   2.78,   2.36,  99.90,  -0.22,
04/26 18Z,  -0.30,   5.40,   4.86,  99.90,  -0.24,
04/26 19Z,  -0.30,   7.72,   7.15,  99.90,  -0.27,
04/26 20Z,  -0.30,   9.17,   8.50,  99.90,  -0.37,
04/26 21Z,  -0.20,   9.42,   8.72,  99.90,  -0.50,  (max)
04/26 22Z,  -0.20,   8.43,   7.76,  99.90,  -0.47,
04/26 23Z,  -0.20,   6.53,   5.88,  99.90,  -0.45,
04/27 00Z,  -0.30,   4.24,   3.55,  99.90,  -0.39,
04/27 01Z,  -0.30,   2.21,   1.59,  99.90,  -0.32,
04/27 02Z,  -0.30,   1.03,   0.42,  99.90,  -0.31,  (min)
04/27 03Z,  -0.30,   1.07,   0.56,  99.90,  -0.21,
04/27 04Z,  -0.30,   2.35,   1.82,  99.90,  -0.23,
04/27 05Z,  -0.20,   4.61,   4.07,  99.90,  -0.34,
04/27 06Z,  -0.20,   7.28,   6.82,  99.90,  -0.26,
04/27 07Z,  -0.20,   9.69,   9.20,  99.90,  -0.29,
04/27 08Z,  -0.20,  11.19,  10.64,  99.90,  -0.35,
04/27 09Z,  -0.20,  11.36,  10.84,  99.90,  -0.32,  (max)
04/27 10Z,  -0.20,  10.09,   9.56,  99.90,  -0.33,
04/27 11Z,  -0.20,   7.61,   7.09,  99.90,  -0.32,
04/27 12Z,  -0.20,   4.46,   3.96,  99.90,  -0.30,
04/27 13Z,  -0.30,   1.36,   0.83,  99.90,  -0.23,
04/27 14Z,  -0.30,  -0.99,  -1.45,  99.90,  -0.16,
04/27 15Z,  -0.30,  -2.06,  -2.53,  99.90,  -0.17,  (min)
04/27 16Z,  -0.30,  -1.64,  -2.07,  99.90,  -0.13,
04/27 17Z,  -0.30,   0.14,  -0.34,  99.90,  -0.18,
04/27 18Z,  -0.20,   2.81,   2.31,  99.90,  -0.30,
04/27 19Z,  -0.20,   5.70,   5.14,  99.90,  -0.36,
04/27 20Z,  -0.20,   8.12,   7.56,  99.90,  -0.36,
04/27 21Z,  -0.20,   9.50,   8.88,  99.90,  -0.42,
04/27 22Z,  -0.10,   9.57,   8.97,  99.90,  -0.50,  (max)
04/27 23Z,   0.00,   8.38,   7.81,  99.90,  -0.57,
04/28 00Z,   0.00,   6.33,   5.80,  99.90,  -0.53,
04/28 01Z,   0.00,   4.04,   3.55,  99.90,  -0.49,
04/28 02Z,   0.00,   2.19,   1.82,  99.90,  -0.37,
04/28 03Z,   0.00,   1.33,   1.12,  99.90,  -0.21,  (min)
04/28 04Z,   0.00,   1.75,   1.67,  99.90,  -0.08,
04/28 05Z,   0.10,   3.41,   3.35,  99.90,  -0.16,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/28 06Z,   0.20,   5.90,  99.90,   5.93,  -0.17,
04/28 07Z,   0.30,   8.61,  99.90,   8.72,  -0.19,
04/28 08Z,   0.40,  10.82,  99.90,  11.01,  -0.20,
04/28 09Z,   0.40,  11.91,  99.90,  12.10,  -0.22,  (max)
04/28 10Z,   0.50,  11.55,  99.90,  11.81,  -0.23,
04/28 11Z,   0.40,   9.71,  99.90,   9.86,  -0.25,
04/28 12Z,   0.50,   6.76,  99.90,   6.99,  -0.27,
04/28 13Z,   0.50,   3.33,  99.90,   3.55,  -0.28,
04/28 14Z,   0.50,   0.18,  99.90,   0.38,  -0.30,
04/28 15Z,   0.50,  -2.00,  99.90,  -1.82,  -0.31,
04/28 16Z,   0.50,  -2.75,  99.90,  -2.58,  -0.33,  (min)
04/28 17Z,   0.60,  -1.93,  99.90,  -1.68,  -0.35,
04/28 18Z,   0.60,   0.20,  99.90,   0.46,  -0.35,
04/28 19Z,   0.60,   3.11,  99.90,   3.36,  -0.35,
04/28 20Z,   0.70,   6.07,  99.90,   6.43,  -0.35,
04/28 21Z,   0.70,   8.40,  99.90,   8.76,  -0.35,
04/28 22Z,   0.70,   9.59,  99.90,   9.94,  -0.35,  (max)
04/28 23Z,   0.70,   9.43,  99.90,   9.79,  -0.35,
04/29 00Z,   0.70,   8.09,  99.90,   8.45,  -0.35,
04/29 01Z,   0.60,   6.03,  99.90,   6.29,  -0.35,
04/29 02Z,   0.50,   3.90,  99.90,   4.05,  -0.35,
04/29 03Z,   0.40,   2.34,  99.90,   2.39,  -0.35,
04/29 04Z,   0.40,   1.85,  99.90,   1.90,  -0.35,  (min)
04/29 05Z,   0.40,   2.63,  99.90,   2.68,  -0.35,
04/29 06Z,   0.40,   4.52,  99.90,   4.57,  -0.35,
04/29 07Z,   0.30,   7.07,  99.90,   7.02,  -0.35,
04/29 08Z,   0.30,   9.62,  99.90,   9.57,  -0.35,
04/29 09Z,   0.30,  11.47,  99.90,  11.43,  -0.35,
04/29 10Z,   0.10,  12.10,  99.90,  11.85,  -0.35,  (max)
04/29 11Z,   0.00,  11.24,  99.90,  10.89,  -0.35,
04/29 12Z,   0.00,   9.00,  99.90,   8.65,  -0.35,
04/29 13Z,   0.00,   5.82,  99.90,   5.47,  -0.35,
04/29 14Z,   0.00,   2.37,  99.90,   2.02,  -0.35,
04/29 15Z,  -0.10,  -0.60,  99.90,  -1.05,  -0.35,
04/29 16Z,  -0.10,  -2.46,  99.90,  -2.91,  -0.35,
04/29 17Z,  -0.20,  -2.84,  99.90,  -3.39,  -0.35,  (min)
04/29 18Z,  -0.20,  -1.71,  99.90,  -2.25,  -0.35,
04/29 19Z,  -0.20,   0.61,  99.90,   0.07,  -0.35,
04/29 20Z,  -0.20,   3.54,  99.90,   2.99,  -0.35,
04/29 21Z,  -0.20,   6.37,  99.90,   5.82,  -0.35,
04/29 22Z,  -0.20,   8.46,  99.90,   7.91,  -0.35,
04/29 23Z,  -0.20,   9.39,  99.90,   8.84,  -0.35,  (max)
04/30 00Z,  -0.20,   9.05,  99.90,   8.51,  -0.35,
04/30 01Z,  -0.20,   7.67,  99.90,   7.13,  -0.35,
04/30 02Z,  -0.20,   5.74,  99.90,   5.19,  -0.35,
04/30 03Z,  -0.20,   3.88,  99.90,   3.33,  -0.35,
04/30 04Z,  -0.30,   2.68,  99.90,   2.03,  -0.35,
04/30 05Z,  -0.30,   2.53,  99.90,   1.88,  -0.35,  (min)
04/30 06Z,  -0.30,   3.55,  99.90,   2.90,  -0.35,
04/30 07Z,  -0.30,   5.50,  99.90,   4.86,  -0.35,
04/30 08Z,  -0.30,   7.91,  99.90,   7.27,  -0.35,
04/30 09Z,  -0.40,  10.14,  99.90,   9.39,  -0.35,
04/30 10Z,  -0.30,  11.56,  99.90,  10.92,  -0.35,
04/30 11Z,  -0.30,  11.75,  99.90,  11.10,  -0.35,  (max)
04/30 12Z,  -0.30,  10.54,  99.90,   9.90,  -0.35,
04/30 13Z,  -0.30,   8.13,  99.90,   7.48,  -0.35,
04/30 14Z,  -0.30,   4.98,  99.90,   4.33,  -0.35,
04/30 15Z,  -0.30,   1.75,  99.90,   1.11,  -0.35,
04/30 16Z,  -0.20,  -0.87,  99.90,  -1.42,  -0.35,
04/30 17Z,  -0.20,  -2.35,  99.90,  -2.90,  -0.35,
04/30 18Z,  -0.20,  -2.42,  99.90,  -2.96,  -0.35,  (min)
04/30 19Z,  -0.20,  -1.11,  99.90,  -1.66,  -0.35,
04/30 20Z,  -0.20,   1.19,  99.90,   0.65,  -0.35,
04/30 21Z,  -0.10,   3.94,  99.90,   3.49,  -0.35,
04/30 22Z,   0.00,   6.47,  99.90,   6.13,  -0.35,
04/30 23Z,   0.00,   8.25,  99.90,   7.91,  -0.35,
05/01 00Z,   0.00,   8.95,  99.90,   8.60,  -0.35,  (max)
05/01 01Z,   0.00,   8.52,  99.90,   8.18,  -0.35,
05/01 02Z,   0.00,   7.23,  99.90,   6.89,  -0.35,
05/01 03Z,   0.00,   5.55,  99.90,   5.20,  -0.35,
05/01 04Z,   0.00,   4.02,  99.90,   3.68,  -0.35,
05/01 05Z,   0.00,   3.16,  99.90,   2.81,  -0.35,  (min)
05/01 06Z,   0.00,   3.26,  99.90,   2.91,  -0.35,
05/01 07Z,   0.10,   4.35,  99.90,   4.11,  -0.35,
05/01 08Z,   0.10,   6.19,  99.90,   5.94,  -0.35,
05/01 09Z,   0.10,   8.30,  99.90,   8.05,  -0.35,
05/01 10Z,   0.20,  10.12,  99.90,   9.97,  -0.35,
05/01 11Z,   0.20,  11.13,  99.90,  10.98,  -0.35,  (max)
05/01 12Z,   0.30,  10.99,  99.90,  10.95,  -0.35,
05/01 13Z,   0.30,   9.64,  99.90,   9.59,  -0.35,
05/01 14Z,   0.30,   7.28,  99.90,   7.24,  -0.35,
05/01 15Z,   0.30,   4.39,  99.90,   4.35,  -0.35,
05/01 16Z,   0.30,   1.55,  99.90,   1.51,  -0.35,
05/01 17Z,   0.30,  -0.65,  99.90,  -0.70,  -0.35,
05/01 18Z,   0.30,  -1.78,  99.90,  -1.83,  -0.35,  (min)
05/01 19Z,   0.30,  -1.65,  99.90,  -1.70,  -0.35,
05/01 20Z,   0.40,  -0.35,  99.90,  -0.30,  -0.35,
05/01 21Z,   0.40,   1.77,  99.90,   1.82,  -0.35,
05/01 22Z,   0.40,   4.19,  99.90,   4.24,  -0.35,
05/01 23Z,   0.40,   6.37,  99.90,   6.42,  -0.35,
05/02 00Z,   0.50,   7.86,  99.90,   8.01,  -0.35,