EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Nikiski, AK : 08/17/2026 20:21:21 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/16 00Z,   0.00,  -2.10,  -2.23,  99.90,  -0.13,
08/16 01Z,   0.00,   4.01,   3.52,  99.90,  -0.49,
08/16 02Z,   0.00,   8.76,   8.18,  99.90,  -0.58,
08/16 03Z,   0.00,  11.36,  10.93,  99.90,  -0.43,  (max)
08/16 04Z,   0.00,  11.20,  10.89,  99.90,  -0.31,
08/16 05Z,   0.00,   8.35,   7.82,  99.90,  -0.53,
08/16 06Z,   0.00,   3.62,   2.63,  99.90,  -0.99,
08/16 07Z,   0.00,  -1.76,  -2.39,  99.90,  -0.63,
08/16 08Z,   0.00,  -6.78,  -6.93,  99.90,  -0.15,
08/16 09Z,   0.00, -10.54, -10.85,  99.90,  -0.31,
08/16 10Z,  -0.10, -11.55, -12.60,  99.90,  -0.95,  (min)
08/16 11Z,  -0.10,  -8.86,  -9.77,  99.90,  -0.81,
08/16 12Z,  -0.10,  -3.60,  -3.65,  99.90,   0.05,
08/16 13Z,  -0.10,   2.02,   1.79,  99.90,  -0.13,
08/16 14Z,  -0.10,   6.63,   6.14,  99.90,  -0.39,
08/16 15Z,   0.00,   9.53,   9.13,  99.90,  -0.40,
08/16 16Z,  -0.10,  10.06,   9.79,  99.90,  -0.17,  (max)
08/16 17Z,  -0.10,   7.95,   7.61,  99.90,  -0.24,
08/16 18Z,  -0.10,   3.73,   3.20,  99.90,  -0.43,
08/16 19Z,  -0.10,  -1.43,  -1.73,  99.90,  -0.20,
08/16 20Z,  -0.10,  -6.35,  -6.12,  99.90,   0.33,
08/16 21Z,  -0.10, -10.16, -10.08,  99.90,   0.18,
08/16 22Z,  -0.10, -11.75, -12.41,  99.90,  -0.56,  (min)
08/16 23Z,  -0.10,  -9.89, -10.74,  99.90,  -0.75,
08/17 00Z,  -0.10,  -4.96,  -4.70,  99.90,   0.36,
08/17 01Z,  -0.10,   0.93,   0.94,  99.90,   0.11,
08/17 02Z,  -0.10,   6.01,   5.75,  99.90,  -0.16,
08/17 03Z,  -0.10,   9.54,   9.46,  99.90,   0.02,
08/17 04Z,   0.00,  10.95,  10.91,  99.90,  -0.04,  (max)
08/17 05Z,   0.00,   9.83,   9.64,  99.90,  -0.19,
08/17 06Z,   0.00,   6.38,   5.91,  99.90,  -0.47,
08/17 07Z,   0.00,   1.54,   1.10,  99.90,  -0.44,
08/17 08Z,   0.10,  -3.46,  -3.23,  99.90,   0.13,
08/17 09Z,   0.10,  -7.74,  -7.36,  99.90,   0.28,
08/17 10Z,   0.10, -10.51, -10.27,  99.90,   0.14,
08/17 11Z,   0.30, -10.56, -10.60,  99.90,  -0.34,  (min)
08/17 12Z,   0.30,  -7.38,  -7.06,  99.90,   0.02,
08/17 13Z,   0.50,  -2.42,  -2.03,  99.90,  -0.11,
08/17 14Z,   0.50,   2.38,   2.42,  99.90,  -0.46,
08/17 15Z,   0.60,   6.10,   6.24,  99.90,  -0.46,
08/17 16Z,   0.60,   8.27,   8.40,  99.90,  -0.47,  (max)
08/17 17Z,   0.70,   8.29,   8.37,  99.90,  -0.62,
08/17 18Z,   0.80,   5.99,   5.95,  99.90,  -0.84,
08/17 19Z,   0.90,   1.99,   1.87,  99.90,  -1.02,
08/17 20Z,   1.00,  -2.46,  -2.22,  99.90,  -0.76,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/17 21Z,   1.00,  -6.28,  99.90,  -5.99,  -0.71,
08/17 22Z,   1.00,  -8.81,  99.90,  -8.47,  -0.67,
08/17 23Z,   1.00,  -9.16,  99.90,  -8.78,  -0.62,  (min)
08/18 00Z,   0.90,  -6.53,  99.90,  -6.21,  -0.57,
08/18 01Z,   0.90,  -1.74,  99.90,  -1.37,  -0.53,
08/18 02Z,   1.00,   3.19,  99.90,   3.71,  -0.48,
08/18 03Z,   1.00,   6.98,  99.90,   7.54,  -0.43,
08/18 04Z,   1.00,   9.28,  99.90,   9.90,  -0.39,
08/18 05Z,   0.90,   9.71,  99.90,  10.27,  -0.34,  (max)
08/18 06Z,   0.90,   7.94,  99.90,   8.55,  -0.30,
08/18 07Z,   0.80,   4.30,  99.90,   4.86,  -0.25,
08/18 08Z,   0.80,  -0.20,  99.90,   0.40,  -0.20,
08/18 09Z,   0.80,  -4.43,  99.90,  -3.83,  -0.20,
08/18 10Z,   0.80,  -7.77,  99.90,  -7.17,  -0.20,
08/18 11Z,   0.80,  -9.65,  99.90,  -9.05,  -0.20,  (min)
08/18 12Z,   0.70,  -9.09,  99.90,  -8.59,  -0.20,
08/18 13Z,   0.70,  -5.96,  99.90,  -5.46,  -0.20,
08/18 14Z,   0.70,  -1.75,  99.90,  -1.25,  -0.20,
08/18 15Z,   0.70,   2.05,  99.90,   2.55,  -0.20,
08/18 16Z,   0.60,   4.95,  99.90,   5.34,  -0.20,
08/18 17Z,   0.60,   6.59,  99.90,   6.99,  -0.20,  (max)
08/18 18Z,   0.50,   6.40,  99.90,   6.69,  -0.20,
08/18 19Z,   0.40,   4.24,  99.90,   4.44,  -0.20,
08/18 20Z,   0.30,   0.84,  99.90,   0.94,  -0.20,
08/18 21Z,   0.30,  -2.59,  99.90,  -2.50,  -0.20,
08/18 22Z,   0.30,  -5.20,  99.90,  -5.11,  -0.20,
08/18 23Z,   0.30,  -6.61,  99.90,  -6.52,  -0.20,  (min)
08/19 00Z,   0.30,  -6.17,  99.90,  -6.08,  -0.20,
08/19 01Z,   0.30,  -3.41,  99.90,  -3.31,  -0.20,
08/19 02Z,   0.30,   0.67,  99.90,   0.77,  -0.20,
08/19 03Z,   0.30,   4.34,  99.90,   4.43,  -0.20,
08/19 04Z,   0.30,   6.86,  99.90,   6.95,  -0.20,
08/19 05Z,   0.20,   8.18,  99.90,   8.18,  -0.20,  (max)
08/19 06Z,   0.20,   7.97,  99.90,   7.97,  -0.20,
08/19 07Z,   0.20,   5.97,  99.90,   5.97,  -0.20,
08/19 08Z,   0.10,   2.57,  99.90,   2.47,  -0.20,
08/19 09Z,   0.10,  -1.22,  99.90,  -1.33,  -0.20,
08/19 10Z,   0.10,  -4.51,  99.90,  -4.62,  -0.20,
08/19 11Z,   0.10,  -7.00,  99.90,  -7.10,  -0.20,
08/19 12Z,   0.10,  -8.32,  99.90,  -8.42,  -0.20,  (min)
08/19 13Z,   0.00,  -7.64,  99.90,  -7.85,  -0.20,
08/19 14Z,   0.00,  -5.02,  99.90,  -5.22,  -0.20,
08/19 15Z,   0.00,  -1.78,  99.90,  -1.98,  -0.20,
08/19 16Z,  -0.10,   1.08,  99.90,   0.78,  -0.20,
08/19 17Z,  -0.10,   3.41,  99.90,   3.10,  -0.20,
08/19 18Z,  -0.20,   4.85,  99.90,   4.45,  -0.20,  (max)
08/19 19Z,  -0.20,   4.77,  99.90,   4.37,  -0.20,
08/19 20Z,  -0.30,   3.09,  99.90,   2.59,  -0.20,
08/19 21Z,  -0.30,   0.54,  99.90,   0.04,  -0.20,
08/19 22Z,  -0.30,  -1.79,  99.90,  -2.30,  -0.20,
08/19 23Z,  -0.30,  -3.38,  99.90,  -3.88,  -0.20,
08/20 00Z,  -0.30,  -4.11,  99.90,  -4.61,  -0.20,  (min)
08/20 01Z,  -0.40,  -3.46,  99.90,  -4.06,  -0.20,
08/20 02Z,  -0.40,  -1.10,  99.90,  -1.70,  -0.20,
08/20 03Z,  -0.40,   1.94,  99.90,   1.33,  -0.20,
08/20 04Z,  -0.40,   4.35,  99.90,   3.75,  -0.20,
08/20 05Z,  -0.40,   5.89,  99.90,   5.28,  -0.20,
08/20 06Z,  -0.50,   6.63,  99.90,   5.93,  -0.20,  (max)
08/20 07Z,  -0.50,   6.21,  99.90,   5.51,  -0.20,
08/20 08Z,  -0.50,   4.38,  99.90,   3.68,  -0.20,
08/20 09Z,  -0.50,   1.56,  99.90,   0.85,  -0.20,
08/20 10Z,  -0.40,  -1.38,  99.90,  -1.99,  -0.20,
08/20 11Z,  -0.40,  -3.84,  99.90,  -4.44,  -0.20,
08/20 12Z,  -0.40,  -5.82,  99.90,  -6.42,  -0.20,
08/20 13Z,  -0.40,  -7.04,  99.90,  -7.65,  -0.20,  (min)
08/20 14Z,  -0.40,  -6.69,  99.90,  -7.29,  -0.20,
08/20 15Z,  -0.40,  -4.82,  99.90,  -5.42,  -0.20,
08/20 16Z,  -0.50,  -2.50,  99.90,  -3.20,  -0.20,
08/20 17Z,  -0.50,  -0.28,  99.90,  -0.98,  -0.20,
08/20 18Z,  -0.60,   1.86,  99.90,   1.06,  -0.20,
08/20 19Z,  -0.60,   3.45,  99.90,   2.65,  -0.20,
08/20 20Z,  -0.60,   3.78,  99.90,   2.98,  -0.20,  (max)
08/20 21Z,  -0.60,   2.77,  99.90,   1.97,  -0.20,
08/20 22Z,  -0.50,   1.11,  99.90,   0.41,  -0.20,
08/20 23Z,  -0.50,  -0.33,  99.90,  -1.03,  -0.20,
08/21 00Z,  -0.40,  -1.33,  99.90,  -1.93,  -0.20,
08/21 01Z,  -0.40,  -1.94,  99.90,  -2.54,  -0.20,  (min)
08/21 02Z,  -0.40,  -1.58,  99.90,  -2.19,  -0.20,
08/21 03Z,  -0.40,   0.04,  99.90,  -0.56,  -0.20,
08/21 04Z,  -0.40,   2.04,  99.90,   1.43,  -0.20,
08/21 05Z,  -0.40,   3.50,  99.90,   2.90,  -0.20,
08/21 06Z,  -0.40,   4.52,  99.90,   3.92,  -0.20,
08/21 07Z,  -0.40,   5.16,  99.90,   4.55,  -0.20,  (max)
08/21 08Z,  -0.40,   4.92,  99.90,   4.32,  -0.20,
08/21 09Z,  -0.40,   3.55,  99.90,   2.94,  -0.20,
08/21 10Z,  -0.30,   1.39,  99.90,   0.89,  -0.20,
08/21 11Z,  -0.30,  -0.82,  99.90,  -1.33,  -0.20,
08/21 12Z,  -0.30,  -2.81,  99.90,  -3.31,  -0.20,