EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Nikiski, AK : 03/15/2026 08:21:15 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/13 12Z,  -0.40,  14.12,  14.76,  99.90,   1.04,  (max)
03/13 13Z,  -0.50,  13.03,  13.02,  99.90,   0.49,
03/13 14Z,  -0.50,  11.71,  12.05,  99.90,   0.84,
03/13 15Z,  -0.50,  10.42,  10.75,  99.90,   0.83,
03/13 16Z,  -0.60,  10.04,  10.07,  99.90,   0.63,
03/13 17Z,  -0.60,  10.77,   9.45,  99.90,  -0.72,  (min)
03/13 18Z,  -0.50,  11.79,  10.43,  99.90,  -0.86,
03/13 19Z,  -0.60,  12.77,  11.57,  99.90,  -0.60,
03/13 20Z,  -0.60,  13.94,  13.05,  99.90,  -0.29,
03/13 21Z,  -0.60,  15.01,  13.78,  99.90,  -0.63,
03/13 22Z,  -0.60,  15.23,  13.96,  99.90,  -0.67,  (max)
03/13 23Z,  -0.60,  14.32,  13.25,  99.90,  -0.47,
03/14 00Z,  -0.50,  12.62,  11.71,  99.90,  -0.41,
03/14 01Z,  -0.50,  10.63,   9.53,  99.90,  -0.60,
03/14 02Z,  -0.50,   8.33,   7.04,  99.90,  -0.79,
03/14 03Z,  -0.50,   5.75,   4.97,  99.90,  -0.28,
03/14 04Z,  -0.50,   3.88,   3.21,  99.90,  -0.17,
03/14 05Z,  -0.50,   3.73,   2.74,  99.90,  -0.49,  (min)
03/14 06Z,  -0.50,   5.03,   3.93,  99.90,  -0.60,
03/14 07Z,  -0.50,   7.15,   6.66,  99.90,   0.01,
03/14 08Z,  -0.50,  10.01,   9.56,  99.90,   0.05,
03/14 09Z,  -0.50,  13.22,  12.32,  99.90,  -0.40,
03/14 10Z,  -0.50,  15.71,  14.75,  99.90,  -0.46,
03/14 11Z,  -0.50,  16.68,  16.09,  99.90,  -0.09,
03/14 12Z,  -0.50,  16.16,  16.19,  99.90,   0.53,  (max)
03/14 13Z,  -0.50,  14.80,  15.09,  99.90,   0.79,
03/14 14Z,  -0.50,  13.03,  12.75,  99.90,   0.22,
03/14 15Z,  -0.50,  10.87,  10.92,  99.90,   0.55,
03/14 16Z,  -0.50,   8.94,   9.23,  99.90,   0.79,
03/14 17Z,  -0.50,   8.37,   8.32,  99.90,   0.45,
03/14 18Z,  -0.50,   9.27,   8.32,  99.90,  -0.45,  (min)
03/14 19Z,  -0.50,  10.79,   9.71,  99.90,  -0.58,
03/14 20Z,  -0.50,  12.57,  11.72,  99.90,  -0.35,
03/14 21Z,  -0.50,  14.58,  13.53,  99.90,  -0.55,
03/14 22Z,  -0.50,  16.17,  14.98,  99.90,  -0.69,
03/14 23Z,  -0.50,  16.51,  15.41,  99.90,  -0.60,  (max)
03/15 00Z,  -0.50,  15.38,  14.58,  99.90,  -0.30,
03/15 01Z,  -0.50,  13.21,  12.27,  99.90,  -0.44,
03/15 02Z,  -0.50,  10.52,   9.54,  99.90,  -0.48,
03/15 03Z,  -0.50,   7.40,   6.54,  99.90,  -0.36,
03/15 04Z,  -0.50,   4.22,   3.75,  99.90,   0.03,
03/15 05Z,  -0.60,   2.28,   1.88,  99.90,   0.20,
03/15 06Z,  -0.60,   2.58,   1.53,  99.90,  -0.45,  (min)
03/15 07Z,  -0.60,   4.62,   3.47,  99.90,  -0.55,
03/15 08Z,  -0.60,   7.65,   6.87,  99.90,  -0.18,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/15 09Z,  -0.60,  11.37,  99.90,  10.59,  -0.18,
03/15 10Z,  -0.70,  15.03,  99.90,  14.16,  -0.17,
03/15 11Z,  -0.70,  17.46,  99.90,  16.59,  -0.17,
03/15 12Z,  -0.70,  17.95,  99.90,  17.08,  -0.16,  (max)
03/15 13Z,  -0.80,  16.73,  99.90,  15.77,  -0.16,
03/15 14Z,  -0.80,  14.54,  99.90,  13.59,  -0.16,
03/15 15Z,  -0.80,  11.85,  99.90,  10.90,  -0.15,
03/15 16Z,  -0.80,   8.91,  99.90,   7.96,  -0.15,
03/15 17Z,  -0.90,   6.71,  99.90,   5.67,  -0.15,
03/15 18Z,  -0.90,   6.50,  99.90,   5.46,  -0.14,  (min)
03/15 19Z,  -0.80,   8.17,  99.90,   7.23,  -0.14,
03/15 20Z,  -0.80,  10.66,  99.90,   9.73,  -0.13,
03/15 21Z,  -0.80,  13.45,  99.90,  12.52,  -0.13,
03/15 22Z,  -0.90,  16.16,  99.90,  15.12,  -0.13,
03/15 23Z,  -0.90,  17.88,  99.90,  16.84,  -0.13,
03/16 00Z,  -0.80,  17.83,  99.90,  16.90,  -0.13,  (max)
03/16 01Z,  -0.70,  15.99,  99.90,  15.16,  -0.13,
03/16 02Z,  -0.70,  12.98,  99.90,  12.15,  -0.13,
03/16 03Z,  -0.70,   9.43,  99.90,   8.60,  -0.13,
03/16 04Z,  -0.70,   5.59,  99.90,   4.75,  -0.13,
03/16 05Z,  -0.70,   2.18,  99.90,   1.35,  -0.13,
03/16 06Z,  -0.70,   0.78,  99.90,  -0.05,  -0.13,  (min)
03/16 07Z,  -0.70,   2.11,  99.90,   1.28,  -0.13,
03/16 08Z,  -0.60,   5.32,  99.90,   4.59,  -0.13,
03/16 09Z,  -0.50,   9.41,  99.90,   8.78,  -0.13,
03/16 10Z,  -0.50,  13.77,  99.90,  13.14,  -0.13,
03/16 11Z,  -0.40,  17.42,  99.90,  16.89,  -0.13,
03/16 12Z,  -0.40,  19.21,  99.90,  18.67,  -0.13,  (max)
03/16 13Z,  -0.30,  18.70,  99.90,  18.27,  -0.13,
03/16 14Z,  -0.30,  16.40,  99.90,  15.97,  -0.13,
03/16 15Z,  -0.30,  13.18,  99.90,  12.74,  -0.13,
03/16 16Z,  -0.30,   9.60,  99.90,   9.16,  -0.13,
03/16 17Z,  -0.30,   6.18,  99.90,   5.75,  -0.13,
03/16 18Z,  -0.20,   4.25,  99.90,   3.91,  -0.13,  (min)
03/16 19Z,  -0.20,   4.98,  99.90,   4.64,  -0.13,
03/16 20Z,  -0.10,   7.86,  99.90,   7.63,  -0.13,
03/16 21Z,  -0.10,  11.55,  99.90,  11.31,  -0.13,
03/16 22Z,  -0.10,  15.23,  99.90,  15.00,  -0.13,
03/16 23Z,   0.00,  18.24,  99.90,  18.10,  -0.13,
03/17 00Z,   0.00,  19.59,  99.90,  19.45,  -0.13,  (max)
03/17 01Z,   0.00,  18.70,  99.90,  18.56,  -0.13,
03/17 02Z,   0.00,  15.84,  99.90,  15.70,  -0.13,
03/17 03Z,   0.00,  11.87,  99.90,  11.73,  -0.13,
03/17 04Z,  -0.10,   7.53,  99.90,   7.30,  -0.13,
03/17 05Z,  -0.10,   3.30,  99.90,   3.07,  -0.13,
03/17 06Z,  -0.20,   0.25,  99.90,  -0.08,  -0.13,
03/17 07Z,  -0.20,  -0.02,  99.90,  -0.35,  -0.13,  (min)
03/17 08Z,  -0.10,   2.79,  99.90,   2.55,  -0.13,
03/17 09Z,  -0.10,   7.31,  99.90,   7.08,  -0.13,
03/17 10Z,   0.00,  12.26,  99.90,  12.13,  -0.13,
03/17 11Z,   0.00,  16.78,  99.90,  16.65,  -0.13,
03/17 12Z,   0.00,  19.81,  99.90,  19.68,  -0.13,
03/17 13Z,   0.00,  20.43,  99.90,  20.30,  -0.13,  (max)
03/17 14Z,   0.00,  18.59,  99.90,  18.45,  -0.13,
03/17 15Z,   0.00,  15.04,  99.90,  14.91,  -0.13,
03/17 16Z,   0.00,  10.83,  99.90,  10.69,  -0.13,
03/17 17Z,   0.00,   6.60,  99.90,   6.47,  -0.13,
03/17 18Z,   0.00,   3.18,  99.90,   3.04,  -0.13,
03/17 19Z,   0.00,   2.09,  99.90,   1.95,  -0.13,  (min)
03/17 20Z,   0.00,   4.22,  99.90,   4.08,  -0.13,
03/17 21Z,   0.00,   8.52,  99.90,   8.39,  -0.13,
03/17 22Z,   0.00,  13.28,  99.90,  13.15,  -0.13,
03/17 23Z,   0.00,  17.48,  99.90,  17.34,  -0.13,
03/18 00Z,   0.00,  20.28,  99.90,  20.14,  -0.13,
03/18 01Z,   0.00,  20.80,  99.90,  20.67,  -0.13,  (max)
03/18 02Z,   0.00,  18.80,  99.90,  18.67,  -0.13,
03/18 03Z,   0.00,  14.86,  99.90,  14.73,  -0.13,
03/18 04Z,   0.00,  10.05,  99.90,   9.92,  -0.13,
03/18 05Z,  -0.10,   5.24,  99.90,   5.01,  -0.13,
03/18 06Z,  -0.20,   1.11,  99.90,   0.78,  -0.13,
03/18 07Z,  -0.20,  -1.00,  99.90,  -1.33,  -0.13,  (min)
03/18 08Z,  -0.30,   0.33,  99.90,  -0.10,  -0.13,
03/18 09Z,  -0.30,   4.76,  99.90,   4.32,  -0.13,
03/18 10Z,  -0.30,  10.39,  99.90,   9.96,  -0.13,
03/18 11Z,  -0.30,  15.71,  99.90,  15.27,  -0.13,
03/18 12Z,  -0.30,  19.77,  99.90,  19.34,  -0.13,
03/18 13Z,  -0.30,  21.65,  99.90,  21.21,  -0.13,  (max)
03/18 14Z,  -0.20,  20.78,  99.90,  20.44,  -0.13,
03/18 15Z,  -0.30,  17.48,  99.90,  17.05,  -0.13,
03/18 16Z,  -0.30,  12.79,  99.90,  12.36,  -0.13,
03/18 17Z,  -0.30,   7.82,  99.90,   7.39,  -0.13,
03/18 18Z,  -0.30,   3.36,  99.90,   2.92,  -0.13,
03/18 19Z,  -0.20,   0.45,  99.90,   0.12,  -0.13,  (min)
03/18 20Z,  -0.20,   0.67,  99.90,   0.33,  -0.13,
03/18 21Z,  -0.10,   4.40,  99.90,   4.17,  -0.13,
03/18 22Z,   0.00,   9.99,  99.90,   9.86,  -0.13,
03/18 23Z,   0.00,  15.44,  99.90,  15.31,  -0.13,
03/19 00Z,   0.00,  19.64,  99.90,  19.50,  -0.13,