EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Alaska
Gulf of Alaska
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Nikiski, AK
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Surge List
Gulf of Alaska
#Nikiski, AK : 04/21/2026 22:21:11 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 06Z,   0.60,  12.77,  12.23,  99.90,  -1.14,
04/20 07Z,   0.60,   8.12,   8.04,  99.90,  -0.68,
04/20 08Z,   0.60,   4.50,   4.42,  99.90,  -0.68,
04/20 09Z,   0.60,   2.70,   2.27,  99.90,  -1.03,  (min)
04/20 10Z,   0.60,   3.75,   3.57,  99.90,  -0.78,
04/20 11Z,   0.70,   8.15,   9.02,  99.90,   0.17,
04/20 12Z,   0.80,  14.31,  14.38,  99.90,  -0.73,
04/20 13Z,   0.70,  19.66,  18.93,  99.90,  -1.43,
04/20 14Z,   0.70,  22.77,  22.25,  99.90,  -1.22,
04/20 15Z,   0.70,  23.41,  23.18,  99.90,  -0.93,  (max)
04/20 16Z,   0.70,  21.58,  21.26,  99.90,  -1.02,
04/20 17Z,   0.80,  17.50,  16.79,  99.90,  -1.51,
04/20 18Z,   0.70,  11.90,  11.54,  99.90,  -1.06,
04/20 19Z,   0.70,   5.97,   6.69,  99.90,   0.02,
04/20 20Z,   0.60,   0.83,   1.79,  99.90,   0.36,
04/20 21Z,   0.60,  -2.74,  -2.12,  99.90,   0.02,
04/20 22Z,   0.70,  -3.85,  -4.14,  99.90,  -0.99,  (min)
04/20 23Z,   0.80,  -1.44,  -1.80,  99.90,  -1.16,
04/21 00Z,   0.70,   4.06,   4.46,  99.90,  -0.30,
04/21 01Z,   0.70,  10.41,  10.44,  99.90,  -0.67,
04/21 02Z,   0.70,  15.64,  15.28,  99.90,  -1.06,
04/21 03Z,   0.70,  19.06,  18.84,  99.90,  -0.92,
04/21 04Z,   0.60,  20.38,  20.20,  99.90,  -0.78,  (max)
04/21 05Z,   0.60,  19.35,  18.99,  99.90,  -0.96,
04/21 06Z,   0.50,  16.25,  15.44,  99.90,  -1.31,
04/21 07Z,   0.50,  12.03,  11.21,  99.90,  -1.32,
04/21 08Z,   0.40,   7.99,   7.52,  99.90,  -0.87,
04/21 09Z,   0.40,   5.08,   4.39,  99.90,  -1.09,
04/21 10Z,   0.30,   3.96,   3.00,  99.90,  -1.26,  (min)
04/21 11Z,   0.30,   5.55,   5.27,  99.90,  -0.58,
04/21 12Z,   0.30,   9.98,  10.49,  99.90,   0.21,
04/21 13Z,   0.30,  15.48,  15.07,  99.90,  -0.71,
04/21 14Z,   0.20,  19.76,  19.05,  99.90,  -0.91,
04/21 15Z,   0.20,  21.93,  21.57,  99.90,  -0.56,
04/21 16Z,   0.20,  21.98,  21.81,  99.90,  -0.37,  (max)
04/21 17Z,   0.20,  19.93,  19.41,  99.90,  -0.72,
04/21 18Z,   0.20,  15.96,  15.11,  99.90,  -1.05,
04/21 19Z,   0.10,  10.77,  10.41,  99.90,  -0.46,
04/21 20Z,   0.10,   5.49,   5.88,  99.90,   0.29,
04/21 21Z,   0.10,   1.09,   1.39,  99.90,   0.20,
04/21 22Z,   0.00,  -1.81,  -2.07,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 23Z,   0.00,  -2.41,  99.90,  -2.68,  -0.27,  (min)
04/22 00Z,   0.00,   0.17,  99.90,  -0.11,  -0.28,
04/22 01Z,   0.00,   5.23,  99.90,   4.94,  -0.29,
04/22 02Z,   0.00,  10.68,  99.90,  10.38,  -0.30,
04/22 03Z,   0.00,  15.05,  99.90,  14.74,  -0.31,
04/22 04Z,   0.00,  17.97,  99.90,  17.65,  -0.32,
04/22 05Z,   0.00,  19.13,  99.90,  18.80,  -0.33,  (max)
04/22 06Z,   0.00,  18.21,  99.90,  17.88,  -0.33,
04/22 07Z,  -0.10,  15.47,  99.90,  15.03,  -0.34,
04/22 08Z,  -0.10,  11.84,  99.90,  11.39,  -0.35,
04/22 09Z,  -0.10,   8.50,  99.90,   8.03,  -0.36,
04/22 10Z,  -0.10,   6.18,  99.90,   5.71,  -0.37,
04/22 11Z,  -0.10,   5.42,  99.90,   4.95,  -0.37,  (min)
04/22 12Z,  -0.10,   7.03,  99.90,   6.56,  -0.37,
04/22 13Z,  -0.20,  10.95,  99.90,  10.38,  -0.37,
04/22 14Z,  -0.20,  15.43,  99.90,  14.86,  -0.37,
04/22 15Z,  -0.20,  18.67,  99.90,  18.10,  -0.37,
04/22 16Z,  -0.20,  20.22,  99.90,  19.64,  -0.37,  (max)
04/22 17Z,  -0.20,  20.15,  99.90,  19.58,  -0.37,
04/22 18Z,  -0.30,  18.34,  99.90,  17.67,  -0.37,
04/22 19Z,  -0.30,  14.88,  99.90,  14.21,  -0.37,
04/22 20Z,  -0.30,  10.42,  99.90,   9.75,  -0.37,
04/22 21Z,  -0.40,   5.96,  99.90,   5.19,  -0.37,
04/22 22Z,  -0.40,   2.30,  99.90,   1.52,  -0.37,
04/22 23Z,  -0.40,  -0.18,  99.90,  -0.96,  -0.37,
04/23 00Z,  -0.50,  -0.69,  99.90,  -1.57,  -0.37,  (min)
04/23 01Z,  -0.50,   1.55,  99.90,   0.68,  -0.37,
04/23 02Z,  -0.50,   5.80,  99.90,   4.92,  -0.37,
04/23 03Z,  -0.50,  10.26,  99.90,   9.39,  -0.37,
04/23 04Z,  -0.50,  13.96,  99.90,  13.09,  -0.37,
04/23 05Z,  -0.50,  16.68,  99.90,  15.81,  -0.37,
04/23 06Z,  -0.50,  17.97,  99.90,  17.10,  -0.37,  (max)
04/23 07Z,  -0.50,  17.42,  99.90,  16.55,  -0.37,
04/23 08Z,  -0.50,  15.21,  99.90,  14.34,  -0.37,
04/23 09Z,  -0.60,  12.25,  99.90,  11.28,  -0.37,
04/23 10Z,  -0.60,   9.52,  99.90,   8.55,  -0.37,
04/23 11Z,  -0.50,   7.51,  99.90,   6.63,  -0.37,
04/23 12Z,  -0.50,   6.66,  99.90,   5.78,  -0.37,  (min)
04/23 13Z,  -0.50,   7.79,  99.90,   6.92,  -0.37,
04/23 14Z,  -0.50,  10.84,  99.90,   9.96,  -0.37,
04/23 15Z,  -0.50,  14.24,  99.90,  13.37,  -0.37,
04/23 16Z,  -0.50,  16.71,  99.90,  15.84,  -0.37,
04/23 17Z,  -0.60,  18.09,  99.90,  17.12,  -0.37,
04/23 18Z,  -0.60,  18.35,  99.90,  17.38,  -0.37,  (max)
04/23 19Z,  -0.60,  17.15,  99.90,  16.18,  -0.37,
04/23 20Z,  -0.60,  14.46,  99.90,  13.49,  -0.37,
04/23 21Z,  -0.60,  10.86,  99.90,   9.88,  -0.37,
04/23 22Z,  -0.60,   7.21,  99.90,   6.24,  -0.37,
04/23 23Z,  -0.60,   4.04,  99.90,   3.07,  -0.37,
04/24 00Z,  -0.60,   1.62,  99.90,   0.65,  -0.37,
04/24 01Z,  -0.60,   0.80,  99.90,  -0.17,  -0.37,  (min)
04/24 02Z,  -0.60,   2.40,  99.90,   1.43,  -0.37,
04/24 03Z,  -0.60,   5.75,  99.90,   4.77,  -0.37,
04/24 04Z,  -0.60,   9.41,  99.90,   8.44,  -0.37,
04/24 05Z,  -0.60,  12.77,  99.90,  11.80,  -0.37,
04/24 06Z,  -0.70,  15.61,  99.90,  14.54,  -0.37,
04/24 07Z,  -0.70,  17.27,  99.90,  16.20,  -0.37,  (max)
04/24 08Z,  -0.70,  17.20,  99.90,  16.12,  -0.37,
04/24 09Z,  -0.70,  15.55,  99.90,  14.48,  -0.37,
04/24 10Z,  -0.70,  13.14,  99.90,  12.07,  -0.37,
04/24 11Z,  -0.70,  10.74,  99.90,   9.67,  -0.37,
04/24 12Z,  -0.60,   8.61,  99.90,   7.64,  -0.37,
04/24 13Z,  -0.70,   7.24,  99.90,   6.17,  -0.37,  (min)
04/24 14Z,  -0.70,   7.60,  99.90,   6.53,  -0.37,
04/24 15Z,  -0.70,   9.70,  99.90,   8.63,  -0.37,
04/24 16Z,  -0.70,  12.26,  99.90,  11.19,  -0.37,
04/24 17Z,  -0.70,  14.40,  99.90,  13.32,  -0.37,
04/24 18Z,  -0.70,  16.07,  99.90,  14.99,  -0.37,
04/24 19Z,  -0.70,  16.98,  99.90,  15.91,  -0.37,  (max)
04/24 20Z,  -0.70,  16.58,  99.90,  15.51,  -0.37,
04/24 21Z,  -0.70,  14.72,  99.90,  13.65,  -0.37,
04/24 22Z,  -0.70,  11.90,  99.90,  10.82,  -0.37,
04/24 23Z,  -0.70,   8.82,  99.90,   7.75,  -0.37,
04/25 00Z,  -0.70,   5.80,  99.90,   4.73,  -0.37,
04/25 01Z,  -0.70,   3.10,  99.90,   2.02,  -0.37,
04/25 02Z,  -0.70,   1.74,  99.90,   0.67,  -0.37,  (min)
04/25 03Z,  -0.70,   2.67,  99.90,   1.60,  -0.37,
04/25 04Z,  -0.80,   5.31,  99.90,   4.13,  -0.37,
04/25 05Z,  -0.80,   8.54,  99.90,   7.36,  -0.37,
04/25 06Z,  -0.80,  11.95,  99.90,  10.78,  -0.37,
04/25 07Z,  -0.90,  15.15,  99.90,  13.88,  -0.37,
04/25 08Z,  -0.90,  17.25,  99.90,  15.98,  -0.37,
04/25 09Z,  -0.90,  17.60,  99.90,  16.33,  -0.37,  (max)
04/25 10Z,  -0.80,  16.34,  99.90,  15.17,  -0.37,
04/25 11Z,  -0.80,  14.19,  99.90,  13.02,  -0.37,
04/25 12Z,  -0.80,  11.71,  99.90,  10.54,  -0.37,
04/25 13Z,  99.90,   9.06,  99.90,  99.90,  -0.37,
04/25 14Z,  99.90,   6.92,  99.90,  99.90,  -0.37,
04/25 15Z,  99.90,   6.48,  99.90,  99.90,  -0.37,
04/25 16Z,  99.90,   7.85,  99.90,  99.90,  -0.37,
04/25 17Z,  99.90,   9.99,  99.90,  99.90,  -0.37,
04/25 18Z,  99.90,  12.28,  99.90,  99.90,  -0.37,