EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
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Northwest
Alaska
Gulf of Alaska
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Duck Pier, NC
Cape Hatteras NC
Beaufort, NC
Wilmington, NC
Wrightsville Bch
Holden Beach, NC
Springmaid, SC
Charleston, SC
Ft. Pulaski, GA
Fernandina, FL
Surge List
East Coast
#Sitka, AK : 03/08/2026 17:22:25 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/07 00Z,   1.00,   9.19,   9.26,  99.90,  -0.93,  (max)
03/07 01Z,   1.00,   8.24,   8.38,  99.90,  -0.86,
03/07 02Z,   0.90,   6.49,   6.55,  99.90,  -0.84,
03/07 03Z,   0.80,   4.43,   4.39,  99.90,  -0.84,
03/07 04Z,   0.70,   2.63,   2.65,  99.90,  -0.68,
03/07 05Z,   0.70,   1.59,   1.50,  99.90,  -0.79,
03/07 06Z,   0.50,   1.61,   1.47,  99.90,  -0.64,  (min)
03/07 07Z,   0.50,   2.71,   2.44,  99.90,  -0.77,
03/07 08Z,   0.50,   4.63,   4.42,  99.90,  -0.71,
03/07 09Z,   0.50,   6.89,   6.52,  99.90,  -0.87,
03/07 10Z,   0.40,   8.93,   8.58,  99.90,  -0.75,
03/07 11Z,   0.20,  10.21,   9.82,  99.90,  -0.59,
03/07 12Z,   0.10,  10.42,  10.08,  99.90,  -0.44,  (max)
03/07 13Z,   0.10,   9.47,   9.20,  99.90,  -0.37,
03/07 14Z,   0.10,   7.59,   7.36,  99.90,  -0.33,
03/07 15Z,   0.20,   5.23,   5.11,  99.90,  -0.32,
03/07 16Z,   0.40,   2.93,   2.81,  99.90,  -0.52,
03/07 17Z,   0.60,   1.24,   1.23,  99.90,  -0.61,
03/07 18Z,   0.60,   0.53,   0.56,  99.90,  -0.57,  (min)
03/07 19Z,   0.50,   0.93,   1.12,  99.90,  -0.31,
03/07 20Z,   0.60,   2.27,   2.53,  99.90,  -0.34,
03/07 21Z,   0.90,   4.20,   4.38,  99.90,  -0.72,
03/07 22Z,   1.10,   6.19,   6.20,  99.90,  -1.09,
03/07 23Z,   1.10,   7.75,   7.74,  99.90,  -1.11,
03/08 00Z,   0.70,   8.50,   8.47,  99.90,  -0.73,  (max)
03/08 01Z,   0.90,   8.28,   8.25,  99.90,  -0.93,
03/08 02Z,   0.90,   7.23,   7.10,  99.90,  -1.03,
03/08 03Z,   0.70,   5.65,   5.51,  99.90,  -0.84,
03/08 04Z,   0.50,   4.03,   3.81,  99.90,  -0.72,
03/08 05Z,   0.50,   2.84,   2.57,  99.90,  -0.77,
03/08 06Z,   0.30,   2.42,   2.20,  99.90,  -0.52,  (min)
03/08 07Z,   0.30,   2.94,   2.62,  99.90,  -0.62,
03/08 08Z,   0.40,   4.29,   4.05,  99.90,  -0.64,
03/08 09Z,   0.40,   6.14,   5.82,  99.90,  -0.72,
03/08 10Z,   0.40,   8.03,   7.64,  99.90,  -0.79,
03/08 11Z,   0.40,   9.48,   9.16,  99.90,  -0.72,
03/08 12Z,   0.20,  10.12,   9.84,  99.90,  -0.48,  (max)
03/08 13Z,   0.10,   9.75,   9.45,  99.90,  -0.40,
03/08 14Z,   0.10,   8.44,   8.12,  99.90,  -0.42,
03/08 15Z,   0.10,   6.49,   6.25,  99.90,  -0.34,
03/08 16Z,   0.10,   4.32,   4.07,  99.90,  -0.35,
03/08 17Z,   0.10,   2.43,   2.23,  99.90,  -0.30,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/08 18Z,   0.10,   1.23,  99.90,   1.01,  -0.32,
03/08 19Z,   0.10,   0.95,  99.90,   0.71,  -0.34,  (min)
03/08 20Z,   0.00,   1.60,  99.90,   1.24,  -0.37,
03/08 21Z,   0.00,   2.96,  99.90,   2.58,  -0.39,
03/08 22Z,   0.00,   4.66,  99.90,   4.25,  -0.41,
03/08 23Z,   0.00,   6.25,  99.90,   5.82,  -0.43,
03/09 00Z,   0.00,   7.36,  99.90,   6.91,  -0.45,
03/09 01Z,   0.00,   7.74,  99.90,   7.27,  -0.47,  (max)
03/09 02Z,   0.00,   7.36,  99.90,   6.87,  -0.49,
03/09 03Z,   0.00,   6.39,  99.90,   5.88,  -0.51,
03/09 04Z,   0.00,   5.16,  99.90,   4.63,  -0.53,
03/09 05Z,   0.00,   4.05,  99.90,   3.51,  -0.55,
03/09 06Z,   0.10,   3.43,  99.90,   2.98,  -0.55,  (min)
03/09 07Z,   0.10,   3.49,  99.90,   3.04,  -0.55,
03/09 08Z,   0.00,   4.28,  99.90,   3.73,  -0.55,
03/09 09Z,   0.00,   5.63,  99.90,   5.08,  -0.55,
03/09 10Z,   0.00,   7.20,  99.90,   6.65,  -0.55,
03/09 11Z,   0.00,   8.61,  99.90,   8.06,  -0.55,
03/09 12Z,   0.00,   9.50,  99.90,   8.95,  -0.55,
03/09 13Z,   0.00,   9.61,  99.90,   9.06,  -0.55,  (max)
03/09 14Z,   0.00,   8.89,  99.90,   8.34,  -0.55,
03/09 15Z,   0.00,   7.48,  99.90,   6.93,  -0.55,
03/09 16Z,   0.00,   5.66,  99.90,   5.12,  -0.55,
03/09 17Z,   0.00,   3.84,  99.90,   3.29,  -0.55,
03/09 18Z,   0.00,   2.39,  99.90,   1.84,  -0.55,
03/09 19Z,  -0.10,   1.58,  99.90,   0.94,  -0.55,
03/09 20Z,  -0.10,   1.56,  99.90,   0.91,  -0.55,  (min)
03/09 21Z,   0.00,   2.25,  99.90,   1.70,  -0.55,
03/09 22Z,   0.00,   3.44,  99.90,   2.89,  -0.55,
03/09 23Z,   0.00,   4.80,  99.90,   4.25,  -0.55,
03/10 00Z,   0.00,   5.99,  99.90,   5.44,  -0.55,
03/10 01Z,   0.10,   6.75,  99.90,   6.31,  -0.55,
03/10 02Z,   0.10,   6.95,  99.90,   6.50,  -0.55,  (max)
03/10 03Z,   0.10,   6.60,  99.90,   6.15,  -0.55,
03/10 04Z,   0.10,   5.88,  99.90,   5.43,  -0.55,
03/10 05Z,   0.10,   5.06,  99.90,   4.61,  -0.55,
03/10 06Z,   0.00,   4.44,  99.90,   3.89,  -0.55,
03/10 07Z,   0.00,   4.23,  99.90,   3.68,  -0.55,  (min)
03/10 08Z,   0.00,   4.55,  99.90,   4.00,  -0.55,
03/10 09Z,   0.00,   5.38,  99.90,   4.83,  -0.55,
03/10 10Z,   0.00,   6.52,  99.90,   5.97,  -0.55,
03/10 11Z,   0.00,   7.72,  99.90,   7.17,  -0.55,
03/10 12Z,   0.00,   8.67,  99.90,   8.12,  -0.55,
03/10 13Z,   0.00,   9.12,  99.90,   8.57,  -0.55,  (max)
03/10 14Z,   0.00,   8.93,  99.90,   8.38,  -0.55,
03/10 15Z,   0.00,   8.11,  99.90,   7.56,  -0.55,
03/10 16Z,   0.10,   6.80,  99.90,   6.35,  -0.55,
03/10 17Z,   0.10,   5.26,  99.90,   4.81,  -0.55,
03/10 18Z,   0.10,   3.79,  99.90,   3.34,  -0.55,
03/10 19Z,   0.10,   2.67,  99.90,   2.22,  -0.55,
03/10 20Z,   0.10,   2.09,  99.90,   1.64,  -0.55,  (min)
03/10 21Z,   0.10,   2.11,  99.90,   1.66,  -0.55,
03/10 22Z,   0.20,   2.66,  99.90,   2.32,  -0.55,
03/10 23Z,   0.20,   3.58,  99.90,   3.23,  -0.55,
03/11 00Z,   0.20,   4.60,  99.90,   4.25,  -0.55,
03/11 01Z,   0.20,   5.50,  99.90,   5.15,  -0.55,
03/11 02Z,   0.20,   6.10,  99.90,   5.75,  -0.55,
03/11 03Z,   0.20,   6.30,  99.90,   5.95,  -0.55,  (max)
03/11 04Z,   0.10,   6.15,  99.90,   5.70,  -0.55,
03/11 05Z,   0.10,   5.75,  99.90,   5.30,  -0.55,
03/11 06Z,   0.00,   5.32,  99.90,   4.77,  -0.55,
03/11 07Z,   0.00,   5.02,  99.90,   4.47,  -0.55,
03/11 08Z,   0.00,   5.02,  99.90,   4.47,  -0.55,  (min)
03/11 09Z,   0.00,   5.37,  99.90,   4.82,  -0.55,
03/11 10Z,   0.00,   6.04,  99.90,   5.49,  -0.55,
03/11 11Z,   0.00,   6.89,  99.90,   6.34,  -0.55,
03/11 12Z,   0.10,   7.73,  99.90,   7.28,  -0.55,
03/11 13Z,   0.10,   8.34,  99.90,   7.89,  -0.55,
03/11 14Z,   0.10,   8.57,  99.90,   8.12,  -0.55,  (max)
03/11 15Z,   0.10,   8.32,  99.90,   7.87,  -0.55,
03/11 16Z,   0.10,   7.60,  99.90,   7.15,  -0.55,
03/11 17Z,   0.10,   6.52,  99.90,   6.07,  -0.55,
03/11 18Z,   0.10,   5.26,  99.90,   4.81,  -0.55,
03/11 19Z,   0.10,   4.04,  99.90,   3.59,  -0.55,
03/11 20Z,   0.10,   3.07,  99.90,   2.62,  -0.55,
03/11 21Z,   0.10,   2.49,  99.90,   2.04,  -0.55,
03/11 22Z,   0.10,   2.38,  99.90,   1.93,  -0.55,  (min)
03/11 23Z,   0.20,   2.70,  99.90,   2.35,  -0.55,
03/12 00Z,   0.20,   3.35,  99.90,   3.00,  -0.55,
03/12 01Z,   0.30,   4.16,  99.90,   3.91,  -0.55,
03/12 02Z,   0.30,   4.96,  99.90,   4.71,  -0.55,
03/12 03Z,   0.30,   5.59,  99.90,   5.34,  -0.55,
03/12 04Z,   0.30,   5.97,  99.90,   5.73,  -0.55,
03/12 05Z,   0.20,   6.09,  99.90,   5.74,  -0.55,  (max)
03/12 06Z,   0.10,   5.99,  99.90,   5.54,  -0.55,
03/12 07Z,   0.10,   5.79,  99.90,   5.34,  -0.55,
03/12 08Z,   0.10,   5.61,  99.90,   5.16,  -0.55,
03/12 09Z,   0.10,   5.59,  99.90,   5.14,  -0.55,  (min)
03/12 10Z,   0.10,   5.78,  99.90,   5.33,  -0.55,
03/12 11Z,   0.10,   6.19,  99.90,   5.74,  -0.55,
03/12 12Z,   0.10,   6.76,  99.90,   6.32,  -0.55,