EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
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Northeast
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Alaska
Gulf of Alaska
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Surge List
East Coast
#Sitka, AK : 12/07/2025 05:22:24 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/05 12Z,  -0.10,   7.58,   7.08,  99.90,  -0.40,
12/05 13Z,  -0.10,   5.80,   5.47,  99.90,  -0.23,
12/05 14Z,  -0.20,   4.31,   4.09,  99.90,  -0.02,
12/05 15Z,  -0.10,   3.64,   3.39,  99.90,  -0.15,  (min)
12/05 16Z,   0.00,   4.05,   3.86,  99.90,  -0.19,
12/05 17Z,   0.00,   5.52,   5.34,  99.90,  -0.18,
12/05 18Z,   0.00,   7.71,   7.50,  99.90,  -0.21,
12/05 19Z,   0.00,  10.07,   9.81,  99.90,  -0.26,
12/05 20Z,   0.00,  11.95,  11.62,  99.90,  -0.33,
12/05 21Z,   0.00,  12.78,  12.48,  99.90,  -0.30,  (max)
12/05 22Z,   0.10,  12.24,  11.93,  99.90,  -0.41,
12/05 23Z,   0.20,  10.32,  10.07,  99.90,  -0.45,
12/06 00Z,   0.10,   7.33,   7.11,  99.90,  -0.32,
12/06 01Z,   0.10,   3.86,   3.64,  99.90,  -0.32,
12/06 02Z,   0.20,   0.62,   0.44,  99.90,  -0.38,
12/06 03Z,   0.30,  -1.72,  -1.83,  99.90,  -0.41,
12/06 04Z,   0.40,  -2.69,  -2.80,  99.90,  -0.51,  (min)
12/06 05Z,   0.40,  -2.14,  -2.18,  99.90,  -0.44,
12/06 06Z,   0.40,  -0.25,  -0.17,  99.90,  -0.32,
12/06 07Z,   0.50,   2.50,   2.54,  99.90,  -0.46,
12/06 08Z,   0.60,   5.45,   5.53,  99.90,  -0.52,
12/06 09Z,   0.80,   7.95,   8.08,  99.90,  -0.67,
12/06 10Z,   1.00,   9.47,   9.71,  99.90,  -0.76,
12/06 11Z,   1.10,   9.78,  10.03,  99.90,  -0.85,  (max)
12/06 12Z,   0.90,   8.95,   9.24,  99.90,  -0.61,
12/06 13Z,   1.00,   7.37,   7.68,  99.90,  -0.69,
12/06 14Z,   1.00,   5.60,   5.92,  99.90,  -0.68,
12/06 15Z,   1.00,   4.22,   4.52,  99.90,  -0.70,
12/06 16Z,   1.00,   3.72,   3.99,  99.90,  -0.73,  (min)
12/06 17Z,   1.10,   4.31,   4.55,  99.90,  -0.86,
12/06 18Z,   1.00,   5.90,   6.07,  99.90,  -0.83,
12/06 19Z,   1.00,   8.11,   8.19,  99.90,  -0.92,
12/06 20Z,   1.00,  10.35,  10.41,  99.90,  -0.94,
12/06 21Z,   1.00,  12.01,  11.99,  99.90,  -1.02,
12/06 22Z,   1.10,  12.57,  12.62,  99.90,  -1.05,  (max)
12/06 23Z,   1.20,  11.77,  11.80,  99.90,  -1.17,
12/07 00Z,   1.00,   9.65,   9.67,  99.90,  -0.98,
12/07 01Z,   1.10,   6.59,   6.61,  99.90,  -1.08,
12/07 02Z,   1.00,   3.21,   3.33,  99.90,  -0.88,
12/07 03Z,   1.00,   0.19,   0.27,  99.90,  -0.92,
12/07 04Z,   0.90,  -1.84,  -1.82,  99.90,  -0.88,
12/07 05Z,   1.00,  -2.49,  -2.35,  99.90,  -0.86,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/07 06Z,   1.10,  -1.66,  99.90,  -1.40,  -0.84,
12/07 07Z,   1.10,   0.39,  99.90,   0.67,  -0.82,
12/07 08Z,   1.10,   3.16,  99.90,   3.46,  -0.80,
12/07 09Z,   1.10,   5.99,  99.90,   6.32,  -0.78,
12/07 10Z,   1.10,   8.27,  99.90,   8.62,  -0.76,
12/07 11Z,   1.10,   9.55,  99.90,   9.91,  -0.73,
12/07 12Z,   1.20,   9.64,  99.90,  10.12,  -0.71,  (max)
12/07 13Z,   1.20,   8.68,  99.90,   9.19,  -0.69,
12/07 14Z,   1.30,   7.08,  99.90,   7.71,  -0.67,
12/07 15Z,   1.30,   5.39,  99.90,   6.05,  -0.65,
12/07 16Z,   1.20,   4.17,  99.90,   4.75,  -0.63,
12/07 17Z,   1.20,   3.84,  99.90,   4.43,  -0.61,  (min)
12/07 18Z,   1.20,   4.54,  99.90,   5.13,  -0.61,
12/07 19Z,   1.10,   6.14,  99.90,   6.64,  -0.61,
12/07 20Z,   1.10,   8.24,  99.90,   8.74,  -0.61,
12/07 21Z,   1.10,  10.28,  99.90,  10.78,  -0.61,
12/07 22Z,   1.30,  11.67,  99.90,  12.37,  -0.61,
12/07 23Z,   1.30,  11.97,  99.90,  12.67,  -0.61,  (max)
12/08 00Z,   1.40,  10.99,  99.90,  11.78,  -0.61,
12/08 01Z,   1.40,   8.83,  99.90,   9.62,  -0.61,
12/08 02Z,   1.30,   5.89,  99.90,   6.58,  -0.61,
12/08 03Z,   1.30,   2.76,  99.90,   3.45,  -0.61,
12/08 04Z,   1.20,   0.09,  99.90,   0.68,  -0.61,
12/08 05Z,   1.10,  -1.57,  99.90,  -1.08,  -0.61,
12/08 06Z,   1.10,  -1.90,  99.90,  -1.41,  -0.61,  (min)
12/08 07Z,   1.00,  -0.88,  99.90,  -0.49,  -0.61,
12/08 08Z,   0.90,   1.20,  99.90,   1.50,  -0.61,
12/08 09Z,   0.90,   3.85,  99.90,   4.15,  -0.61,
12/08 10Z,   0.90,   6.46,  99.90,   6.75,  -0.61,
12/08 11Z,   0.80,   8.46,  99.90,   8.65,  -0.61,
12/08 12Z,   0.70,   9.47,  99.90,   9.56,  -0.61,  (max)
12/08 13Z,   0.70,   9.38,  99.90,   9.47,  -0.61,
12/08 14Z,   0.70,   8.36,  99.90,   8.46,  -0.61,
12/08 15Z,   0.70,   6.82,  99.90,   6.91,  -0.61,
12/08 16Z,   0.70,   5.26,  99.90,   5.36,  -0.61,
12/08 17Z,   0.70,   4.20,  99.90,   4.30,  -0.61,
12/08 18Z,   0.80,   3.98,  99.90,   4.17,  -0.61,  (min)
12/08 19Z,   0.90,   4.69,  99.90,   4.99,  -0.61,
12/08 20Z,   0.90,   6.19,  99.90,   6.49,  -0.61,
12/08 21Z,   1.00,   8.08,  99.90,   8.48,  -0.61,
12/08 22Z,   0.90,   9.84,  99.90,  10.13,  -0.61,
12/08 23Z,   0.90,  10.95,  99.90,  11.25,  -0.61,
12/09 00Z,   0.90,  11.06,  99.90,  11.35,  -0.61,  (max)
12/09 01Z,   1.00,  10.01,  99.90,  10.40,  -0.61,
12/09 02Z,   1.00,   7.96,  99.90,   8.35,  -0.61,
12/09 03Z,   0.90,   5.29,  99.90,   5.58,  -0.61,
12/09 04Z,   0.90,   2.54,  99.90,   2.84,  -0.61,
12/09 05Z,   0.80,   0.30,  99.90,   0.49,  -0.61,
12/09 06Z,   0.80,  -0.98,  99.90,  -0.78,  -0.61,
12/09 07Z,   0.70,  -1.05,  99.90,  -0.95,  -0.61,  (min)
12/09 08Z,   0.60,   0.07,  99.90,   0.07,  -0.61,
12/09 09Z,   0.60,   2.09,  99.90,   2.08,  -0.61,
12/09 10Z,   0.60,   4.53,  99.90,   4.52,  -0.61,
12/09 11Z,   0.60,   6.84,  99.90,   6.84,  -0.61,
12/09 12Z,   0.50,   8.54,  99.90,   8.44,  -0.61,
12/09 13Z,   0.50,   9.32,  99.90,   9.22,  -0.61,  (max)
12/09 14Z,   0.40,   9.11,  99.90,   8.91,  -0.61,
12/09 15Z,   0.30,   8.10,  99.90,   7.79,  -0.61,
12/09 16Z,   0.20,   6.65,  99.90,   6.24,  -0.61,
12/09 17Z,   0.10,   5.23,  99.90,   4.72,  -0.61,
12/09 18Z,   0.10,   4.27,  99.90,   3.77,  -0.61,
12/09 19Z,   0.10,   4.08,  99.90,   3.57,  -0.61,  (min)
12/09 20Z,   0.10,   4.71,  99.90,   4.20,  -0.61,
12/09 21Z,   0.10,   6.00,  99.90,   5.50,  -0.61,
12/09 22Z,   0.10,   7.61,  99.90,   7.10,  -0.61,
12/09 23Z,   0.10,   9.07,  99.90,   8.56,  -0.61,
12/10 00Z,   0.10,   9.95,  99.90,   9.44,  -0.61,  (max)
12/10 01Z,   0.10,   9.94,  99.90,   9.44,  -0.61,
12/10 02Z,   0.10,   8.96,  99.90,   8.46,  -0.61,
12/10 03Z,   0.10,   7.15,  99.90,   6.65,  -0.61,
12/10 04Z,   0.00,   4.87,  99.90,   4.26,  -0.61,
12/10 05Z,   0.00,   2.58,  99.90,   1.97,  -0.61,
12/10 06Z,   0.00,   0.78,  99.90,   0.17,  -0.61,
12/10 07Z,   0.00,  -0.15,  99.90,  -0.76,  -0.61,  (min)
12/10 08Z,   0.00,  -0.03,  99.90,  -0.63,  -0.61,
12/10 09Z,   0.10,   1.10,  99.90,   0.60,  -0.61,
12/10 10Z,   0.10,   2.97,  99.90,   2.47,  -0.61,
12/10 11Z,   0.20,   5.15,  99.90,   4.75,  -0.61,
12/10 12Z,   0.20,   7.17,  99.90,   6.76,  -0.61,
12/10 13Z,   0.10,   8.60,  99.90,   8.10,  -0.61,
12/10 14Z,   0.10,   9.20,  99.90,   8.69,  -0.61,  (max)
12/10 15Z,   0.00,   8.92,  99.90,   8.31,  -0.61,
12/10 16Z,   0.00,   7.93,  99.90,   7.33,  -0.61,
12/10 17Z,   0.00,   6.57,  99.90,   5.96,  -0.61,
12/10 18Z,   0.00,   5.24,  99.90,   4.63,  -0.61,
12/10 19Z,  -0.10,   4.32,  99.90,   3.61,  -0.61,
12/10 20Z,   0.00,   4.06,  99.90,   3.45,  -0.61,  (min)
12/10 21Z,   0.00,   4.51,  99.90,   3.91,  -0.61,
12/10 22Z,   0.00,   5.55,  99.90,   4.94,  -0.61,
12/10 23Z,   0.00,   6.86,  99.90,   6.26,  -0.61,
12/11 00Z,   0.00,   8.07,  99.90,   7.46,  -0.61,