EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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Alaska
Gulf of Alaska
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Surge List
Gulf Coast
#Anchorage, AK : 05/15/2026 13:21:38 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 18Z,  -0.60,   8.64,   8.21,  99.90,   0.17,
05/13 19Z,  -0.50,   4.58,   4.24,  99.90,   0.16,
05/13 20Z,  -0.40,   3.04,   1.88,  99.90,  -0.76,  (min)
05/13 21Z,  -0.30,   6.11,   6.10,  99.90,   0.29,
05/13 22Z,  -0.30,  12.10,  12.98,  99.90,   1.18,
05/13 23Z,  -0.20,  17.95,  18.68,  99.90,   0.93,
05/14 00Z,  -0.20,  22.87,  23.09,  99.90,   0.42,
05/14 01Z,  -0.10,  26.23,  26.06,  99.90,  -0.07,
05/14 02Z,  -0.10,  26.69,  26.42,  99.90,  -0.17,  (max)
05/14 03Z,  -0.10,  24.19,  23.84,  99.90,  -0.25,
05/14 04Z,   0.00,  19.82,  19.52,  99.90,  -0.30,
05/14 05Z,   0.00,  14.92,  14.66,  99.90,  -0.26,
05/14 06Z,   0.00,  10.58,  10.09,  99.90,  -0.49,
05/14 07Z,   0.00,   6.94,   6.06,  99.90,  -0.88,
05/14 08Z,   0.00,   5.02,   3.31,  99.90,  -1.71,  (min)
05/14 09Z,   0.10,   7.28,   7.14,  99.90,  -0.24,
05/14 10Z,   0.10,  13.46,  14.20,  99.90,   0.64,
05/14 11Z,   0.10,  20.09,  20.27,  99.90,   0.08,
05/14 12Z,   0.10,  25.20,  25.11,  99.90,  -0.19,
05/14 13Z,   0.10,  28.56,  28.56,  99.90,  -0.10,
05/14 14Z,   0.10,  29.24,  29.25,  99.90,  -0.09,  (max)
05/14 15Z,   0.20,  26.87,  26.37,  99.90,  -0.70,
05/14 16Z,   0.20,  22.37,  21.55,  99.90,  -1.02,
05/14 17Z,   0.20,  16.91,  16.31,  99.90,  -0.80,
05/14 18Z,   0.20,  11.48,  11.13,  99.90,  -0.55,
05/14 19Z,   0.20,   6.41,   6.29,  99.90,  -0.32,
05/14 20Z,   0.20,   2.12,   2.03,  99.90,  -0.29,
05/14 21Z,   0.10,   1.18,  -0.56,  99.90,  -1.84,  (min)
05/14 22Z,   0.10,   5.45,   5.92,  99.90,   0.37,
05/14 23Z,   0.10,  12.56,  13.62,  99.90,   0.96,
05/15 00Z,   0.00,  19.33,  19.77,  99.90,   0.44,
05/15 01Z,   0.00,  24.79,  24.45,  99.90,  -0.34,
05/15 02Z,   0.00,  27.99,  27.46,  99.90,  -0.53,  (max)
05/15 03Z,   0.10,  27.80,  27.43,  99.90,  -0.47,
05/15 04Z,   0.10,  24.69,  24.25,  99.90,  -0.54,
05/15 05Z,   0.10,  19.94,  19.32,  99.90,  -0.72,
05/15 06Z,   0.10,  14.87,  14.32,  99.90,  -0.65,
05/15 07Z,   0.10,  10.36,   9.49,  99.90,  -0.97,
05/15 08Z,   0.10,   6.59,   5.23,  99.90,  -1.46,
05/15 09Z,   0.10,   5.16,   2.85,  99.90,  -2.41,  (min)
05/15 10Z,   0.10,   8.58,   9.32,  99.90,   0.64,
05/15 11Z,   0.10,  15.80,  16.57,  99.90,   0.67,
05/15 12Z,   0.10,  22.90,  22.61,  99.90,  -0.39,
05/15 13Z,   0.10,  27.93,  27.45,  99.90,  -0.58,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 14Z,   0.10,  30.50,  99.90,  30.06,  -0.55,  (max)
05/15 15Z,   0.10,  29.87,  99.90,  29.45,  -0.52,
05/15 16Z,   0.00,  26.26,  99.90,  25.77,  -0.48,
05/15 17Z,   0.00,  20.97,  99.90,  20.51,  -0.45,
05/15 18Z,   0.00,  15.09,  99.90,  14.67,  -0.42,
05/15 19Z,   0.00,   9.41,  99.90,   9.02,  -0.39,
05/15 20Z,   0.00,   4.05,  99.90,   3.69,  -0.36,
05/15 21Z,   0.00,  -0.11,  99.90,  -0.43,  -0.33,  (min)
05/15 22Z,   0.00,  -0.00,  99.90,  -0.30,  -0.29,
05/15 23Z,   0.00,   5.69,  99.90,   5.43,  -0.26,
05/16 00Z,   0.00,  13.86,  99.90,  13.63,  -0.23,
05/16 01Z,   0.00,  21.23,  99.90,  21.03,  -0.20,
05/16 02Z,   0.00,  26.73,  99.90,  26.53,  -0.20,
05/16 03Z,   0.00,  29.32,  99.90,  29.12,  -0.20,  (max)
05/16 04Z,   0.00,  28.32,  99.90,  28.12,  -0.20,
05/16 05Z,   0.00,  24.67,  99.90,  24.47,  -0.20,
05/16 06Z,   0.00,  19.70,  99.90,  19.50,  -0.20,
05/16 07Z,   0.00,  14.59,  99.90,  14.39,  -0.20,
05/16 08Z,  -0.10,   9.98,  99.90,   9.68,  -0.20,
05/16 09Z,  -0.10,   6.27,  99.90,   5.97,  -0.20,
05/16 10Z,  -0.10,   5.63,  99.90,   5.33,  -0.20,  (min)
05/16 11Z,  -0.10,  10.38,  99.90,  10.08,  -0.20,
05/16 12Z,  -0.10,  18.52,  99.90,  18.22,  -0.20,
05/16 13Z,  -0.10,  25.75,  99.90,  25.45,  -0.20,
05/16 14Z,  -0.10,  30.26,  99.90,  29.96,  -0.20,
05/16 15Z,  -0.10,  31.69,  99.90,  31.39,  -0.20,  (max)
05/16 16Z,   0.00,  29.68,  99.90,  29.48,  -0.20,
05/16 17Z,   0.00,  25.07,  99.90,  24.87,  -0.20,
05/16 18Z,   0.00,  19.26,  99.90,  19.06,  -0.20,
05/16 19Z,  -0.10,  13.18,  99.90,  12.88,  -0.20,
05/16 20Z,  -0.20,   7.34,  99.90,   6.94,  -0.20,
05/16 21Z,  -0.20,   1.84,  99.90,   1.44,  -0.20,
05/16 22Z,  -0.30,  -1.84,  99.90,  -2.34,  -0.20,  (min)
05/16 23Z,  -0.40,  -0.38,  99.90,  -0.98,  -0.20,
05/17 00Z,  -0.40,   6.75,  99.90,   6.15,  -0.20,
05/17 01Z,  -0.50,  15.68,  99.90,  14.98,  -0.20,
05/17 02Z,  -0.50,  23.18,  99.90,  22.48,  -0.20,
05/17 03Z,  -0.50,  28.26,  99.90,  27.56,  -0.20,
05/17 04Z,  -0.50,  30.01,  99.90,  29.31,  -0.20,  (max)
05/17 05Z,  -0.50,  28.30,  99.90,  27.60,  -0.20,
05/17 06Z,  -0.50,  24.31,  99.90,  23.61,  -0.20,
05/17 07Z,  -0.50,  19.27,  99.90,  18.57,  -0.20,
05/17 08Z,  -0.50,  14.12,  99.90,  13.42,  -0.20,
05/17 09Z,  -0.50,   9.43,  99.90,   8.73,  -0.20,
05/17 10Z,  -0.60,   5.94,  99.90,   5.15,  -0.20,  (min)
05/17 11Z,  -0.60,   6.35,  99.90,   5.55,  -0.20,
05/17 12Z,  -0.70,  12.44,  99.90,  11.54,  -0.20,
05/17 13Z,  -0.70,  21.18,  99.90,  20.28,  -0.20,
05/17 14Z,  -0.80,  28.13,  99.90,  27.13,  -0.20,
05/17 15Z,  -0.80,  31.77,  99.90,  30.77,  -0.20,
05/17 16Z,  -0.80,  31.99,  99.90,  30.99,  -0.20,  (max)
05/17 17Z,  -0.80,  28.86,  99.90,  27.86,  -0.20,
05/17 18Z,  -0.90,  23.63,  99.90,  22.53,  -0.20,
05/17 19Z,  -0.90,  17.60,  99.90,  16.50,  -0.20,
05/17 20Z,  -0.90,  11.41,  99.90,  10.32,  -0.20,
05/17 21Z,  -1.00,   5.45,  99.90,   4.25,  -0.20,
05/17 22Z,  -1.00,  -0.01,  99.90,  -1.21,  -0.20,
05/17 23Z,  -1.10,  -2.90,  99.90,  -4.20,  -0.20,  (min)
05/18 00Z,  -1.20,   0.09,  99.90,  -1.31,  -0.20,
05/18 01Z,  -1.20,   8.42,  99.90,   7.02,  -0.20,
05/18 02Z,  -1.20,  17.64,  99.90,  16.24,  -0.20,
05/18 03Z,  -1.10,  24.80,  99.90,  23.50,  -0.20,
05/18 04Z,  -1.10,  29.17,  99.90,  27.87,  -0.20,
05/18 05Z,  -1.00,  30.12,  99.90,  28.92,  -0.20,  (max)
05/18 06Z,  -0.80,  27.91,  99.90,  26.91,  -0.20,
05/18 07Z,  -0.60,  23.78,  99.90,  22.98,  -0.20,
05/18 08Z,  -0.50,  18.66,  99.90,  17.96,  -0.20,
05/18 09Z,  -0.50,  13.42,  99.90,  12.73,  -0.20,
05/18 10Z,  -0.40,   8.68,  99.90,   8.08,  -0.20,
05/18 11Z,  -0.40,   5.63,  99.90,   5.03,  -0.20,  (min)
05/18 12Z,  -0.30,   7.24,  99.90,   6.75,  -0.20,
05/18 13Z,  -0.20,  14.49,  99.90,  14.09,  -0.20,
05/18 14Z,  -0.20,  23.39,  99.90,  22.99,  -0.20,
05/18 15Z,  -0.10,  29.65,  99.90,  29.35,  -0.20,
05/18 16Z,   0.00,  32.30,  99.90,  32.10,  -0.20,  (max)
05/18 17Z,   0.00,  31.50,  99.90,  31.30,  -0.20,
05/18 18Z,   0.00,  27.70,  99.90,  27.50,  -0.20,
05/18 19Z,   0.00,  22.25,  99.90,  22.05,  -0.20,
05/18 20Z,  -0.10,  16.14,  99.90,  15.85,  -0.20,
05/18 21Z,  -0.10,   9.88,  99.90,   9.58,  -0.20,
05/18 22Z,  -0.20,   3.85,  99.90,   3.45,  -0.20,
05/18 23Z,  -0.30,  -1.34,  99.90,  -1.84,  -0.20,
05/19 00Z,  -0.30,  -3.13,  99.90,  -3.63,  -0.20,  (min)
05/19 01Z,  -0.30,   1.34,  99.90,   0.84,  -0.20,
05/19 02Z,  -0.30,  10.42,  99.90,   9.92,  -0.20,
05/19 03Z,  -0.30,  19.38,  99.90,  18.88,  -0.20,
05/19 04Z,  -0.40,  25.84,  99.90,  25.24,  -0.20,
05/19 05Z,  -0.40,  29.44,  99.90,  28.84,  -0.20,
05/19 06Z,  -0.40,  29.79,  99.90,  29.19,  -0.20,