EXTRA-TROPICAL  STORM  SURGE
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hat-on
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Skagway, AK : 04/20/2026 06:21:06 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 12Z,   1.80,   6.24,   5.39,  99.90,  -2.65,
04/18 13Z,   1.70,   1.28,   0.27,  99.90,  -2.71,
04/18 14Z,   1.60,  -4.32,  -5.33,  99.90,  -2.61,
04/18 15Z,   1.50,  -9.31, -10.27,  99.90,  -2.46,
04/18 16Z,   1.50, -12.28, -13.17,  99.90,  -2.39,  (min)
04/18 17Z,   1.50, -12.31, -13.01,  99.90,  -2.20,
04/18 18Z,   1.80,  -9.50, -10.12,  99.90,  -2.42,
04/18 19Z,   1.70,  -4.84,  -5.74,  99.90,  -2.60,
04/18 20Z,   1.70,   0.38,  -0.68,  99.90,  -2.76,
04/18 21Z,   1.70,   4.93,   3.99,  99.90,  -2.64,
04/18 22Z,   1.60,   7.80,   6.65,  99.90,  -2.75,
04/18 23Z,   1.60,   8.42,   7.11,  99.90,  -2.91,  (max)
04/19 00Z,   1.80,   6.86,   5.78,  99.90,  -2.88,
04/19 01Z,   1.70,   3.62,   2.70,  99.90,  -2.62,
04/19 02Z,   1.60,  -0.53,  -1.33,  99.90,  -2.40,
04/19 03Z,   1.60,  -4.60,  -5.40,  99.90,  -2.40,
04/19 04Z,   1.60,  -7.35,  -8.23,  99.90,  -2.48,
04/19 05Z,   1.70,  -7.72,  -8.42,  99.90,  -2.40,  (min)
04/19 06Z,   1.80,  -5.47,  -5.78,  99.90,  -2.11,
04/19 07Z,   1.80,  -1.34,  -1.90,  99.90,  -2.36,
04/19 08Z,   1.70,   3.47,   2.93,  99.90,  -2.24,
04/19 09Z,   1.70,   7.75,   7.21,  99.90,  -2.24,
04/19 10Z,   1.80,  10.46,   9.93,  99.90,  -2.33,
04/19 11Z,   1.90,  10.89,  10.24,  99.90,  -2.55,  (max)
04/19 12Z,   1.80,   8.86,   8.07,  99.90,  -2.59,
04/19 13Z,   1.70,   4.81,   4.01,  99.90,  -2.50,
04/19 14Z,   1.60,  -0.49,  -1.46,  99.90,  -2.57,
04/19 15Z,   1.70,  -6.05,  -6.81,  99.90,  -2.46,
04/19 16Z,   1.80, -10.56, -11.44,  99.90,  -2.68,
04/19 17Z,   2.00, -12.73, -13.45,  99.90,  -2.72,  (min)
04/19 18Z,   1.60, -11.90, -12.41,  99.90,  -2.11,
04/19 19Z,   1.50,  -8.51,  -9.12,  99.90,  -2.11,
04/19 20Z,   1.60,  -3.67,  -4.53,  99.90,  -2.46,
04/19 21Z,   1.70,   1.32,   0.42,  99.90,  -2.60,
04/19 22Z,   1.80,   5.37,   4.47,  99.90,  -2.70,
04/19 23Z,   2.00,   7.62,   6.47,  99.90,  -3.15,
04/20 00Z,   1.40,   7.70,   6.54,  99.90,  -2.56,  (max)
04/20 01Z,   1.50,   5.81,   4.82,  99.90,  -2.49,
04/20 02Z,   1.60,   2.53,   1.75,  99.90,  -2.38,
04/20 03Z,   1.70,  -1.36,  -2.05,  99.90,  -2.39,
04/20 04Z,   1.90,  -4.88,  -5.50,  99.90,  -2.52,
04/20 05Z,   2.10,  -6.86,  -7.56,  99.90,  -2.80,  (min)
04/20 06Z,   2.20,  -6.46,  -6.90,  99.90,  -2.64,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 07Z,   2.40,  -3.72,  99.90,  -3.97,  -2.64,
04/20 08Z,   2.60,   0.46,  99.90,   0.42,  -2.64,
04/20 09Z,   2.60,   4.91,  99.90,   4.87,  -2.65,
04/20 10Z,   2.50,   8.55,  99.90,   8.40,  -2.65,
04/20 11Z,   2.40,  10.48,  99.90,  10.23,  -2.65,  (max)
04/20 12Z,   2.20,  10.17,  99.90,   9.72,  -2.65,
04/20 13Z,   2.00,   7.60,  99.90,   6.95,  -2.66,
04/20 14Z,   1.80,   3.30,  99.90,   2.45,  -2.66,
04/20 15Z,   1.70,  -1.91,  99.90,  -2.87,  -2.66,
04/20 16Z,   1.70,  -7.04,  99.90,  -8.00,  -2.66,
04/20 17Z,   1.90, -10.84,  99.90, -11.61,  -2.66,
04/20 18Z,   2.10, -12.22,  99.90, -12.79,  -2.67,  (min)
04/20 19Z,   2.20, -10.82,  99.90, -11.29,  -2.67,
04/20 20Z,   2.30,  -7.25,  99.90,  -7.62,  -2.67,
04/20 21Z,   2.40,  -2.67,  99.90,  -2.94,  -2.67,
04/20 22Z,   2.40,   1.78,  99.90,   1.51,  -2.67,
04/20 23Z,   2.20,   5.18,  99.90,   4.72,  -2.67,
04/21 00Z,   2.10,   6.87,  99.90,   6.30,  -2.67,  (max)
04/21 01Z,   1.90,   6.59,  99.90,   5.83,  -2.67,
04/21 02Z,   1.80,   4.65,  99.90,   3.79,  -2.67,
04/21 03Z,   1.70,   1.63,  99.90,   0.67,  -2.67,
04/21 04Z,   1.70,  -1.75,  99.90,  -2.72,  -2.67,
04/21 05Z,   1.80,  -4.59,  99.90,  -5.46,  -2.67,
04/21 06Z,   1.80,  -5.88,  99.90,  -6.74,  -2.67,  (min)
04/21 07Z,   1.90,  -5.00,  99.90,  -5.76,  -2.67,
04/21 08Z,   1.90,  -2.18,  99.90,  -2.95,  -2.67,
04/21 09Z,   1.90,   1.66,  99.90,   0.89,  -2.67,
04/21 10Z,   1.90,   5.49,  99.90,   4.72,  -2.67,
04/21 11Z,   1.90,   8.41,  99.90,   7.64,  -2.67,
04/21 12Z,   1.80,   9.69,  99.90,   8.82,  -2.67,  (max)
04/21 13Z,   1.80,   8.91,  99.90,   8.04,  -2.67,
04/21 14Z,   1.70,   6.18,  99.90,   5.22,  -2.67,
04/21 15Z,   1.70,   2.06,  99.90,   1.10,  -2.67,
04/21 16Z,   1.80,  -2.69,  99.90,  -3.55,  -2.67,
04/21 17Z,   1.80,  -7.14,  99.90,  -8.01,  -2.67,
04/21 18Z,   1.80, -10.22,  99.90, -11.09,  -2.67,
04/21 19Z,   1.80, -11.03,  99.90, -11.90,  -2.67,  (min)
04/21 20Z,   1.80,  -9.43,  99.90, -10.30,  -2.67,
04/21 21Z,   1.80,  -6.11,  99.90,  -6.98,  -2.67,
04/21 22Z,   1.80,  -2.11,  99.90,  -2.97,  -2.67,
04/21 23Z,   1.70,   1.67,  99.90,   0.71,  -2.67,
04/22 00Z,   1.70,   4.47,  99.90,   3.51,  -2.67,
04/22 01Z,   1.70,   5.76,  99.90,   4.80,  -2.67,  (max)
04/22 02Z,   1.70,   5.41,  99.90,   4.44,  -2.67,
04/22 03Z,   1.80,   3.71,  99.90,   2.84,  -2.67,
04/22 04Z,   1.90,   1.18,  99.90,   0.41,  -2.67,
04/22 05Z,   1.90,  -1.58,  99.90,  -2.35,  -2.67,
04/22 06Z,   1.80,  -3.82,  99.90,  -4.68,  -2.67,
04/22 07Z,   1.70,  -4.67,  99.90,  -5.64,  -2.67,  (min)
04/22 08Z,   1.60,  -3.70,  99.90,  -4.76,  -2.67,
04/22 09Z,   1.40,  -1.20,  99.90,  -2.46,  -2.67,
04/22 10Z,   1.30,   2.03,  99.90,   0.66,  -2.67,
04/22 11Z,   1.30,   5.15,  99.90,   3.78,  -2.67,
04/22 12Z,   1.30,   7.45,  99.90,   6.08,  -2.67,
04/22 13Z,   1.40,   8.33,  99.90,   7.06,  -2.67,  (max)
04/22 14Z,   1.50,   7.45,  99.90,   6.28,  -2.67,
04/22 15Z,   1.60,   4.96,  99.90,   3.89,  -2.67,
04/22 16Z,   1.70,   1.35,  99.90,   0.39,  -2.67,
04/22 17Z,   1.70,  -2.72,  99.90,  -3.68,  -2.67,
04/22 18Z,   1.60,  -6.47,  99.90,  -7.54,  -2.67,
04/22 19Z,   1.50,  -9.00,  99.90, -10.16,  -2.67,
04/22 20Z,   1.30,  -9.57,  99.90, -10.93,  -2.67,  (min)
04/22 21Z,   1.20,  -8.15,  99.90,  -9.62,  -2.67,
04/22 22Z,   1.10,  -5.37,  99.90,  -6.94,  -2.67,
04/22 23Z,   1.00,  -2.05,  99.90,  -3.72,  -2.67,
04/23 00Z,   1.10,   1.10,  99.90,  -0.46,  -2.67,
04/23 01Z,   1.20,   3.49,  99.90,   2.03,  -2.67,
04/23 02Z,   1.30,   4.66,  99.90,   3.29,  -2.67,  (max)
04/23 03Z,   1.40,   4.50,  99.90,   3.23,  -2.67,
04/23 04Z,   1.50,   3.25,  99.90,   2.08,  -2.67,
04/23 05Z,   1.60,   1.30,  99.90,   0.23,  -2.67,
04/23 06Z,   1.70,  -0.94,  99.90,  -1.90,  -2.67,
04/23 07Z,   1.70,  -2.81,  99.90,  -3.77,  -2.67,
04/23 08Z,   1.60,  -3.58,  99.90,  -4.65,  -2.67,  (min)
04/23 09Z,   1.40,  -2.89,  99.90,  -4.16,  -2.67,
04/23 10Z,   1.20,  -0.99,  99.90,  -2.46,  -2.67,
04/23 11Z,   1.00,   1.53,  99.90,  -0.14,  -2.67,
04/23 12Z,   0.90,   4.04,  99.90,   2.27,  -2.67,
04/23 13Z,   0.80,   5.97,  99.90,   4.11,  -2.67,
04/23 14Z,   0.90,   6.78,  99.90,   5.02,  -2.67,  (max)
04/23 15Z,   1.00,   6.15,  99.90,   4.48,  -2.67,
04/23 16Z,   1.20,   4.18,  99.90,   2.71,  -2.67,
04/23 17Z,   1.40,   1.27,  99.90,  -0.00,  -2.67,
04/23 18Z,   1.60,  -2.11,  99.90,  -3.18,  -2.67,
04/23 19Z,   1.60,  -5.34,  99.90,  -6.40,  -2.67,
04/23 20Z,   1.60,  -7.59,  99.90,  -8.66,  -2.67,
04/23 21Z,   1.50,  -8.25,  99.90,  -9.42,  -2.67,  (min)
04/23 22Z,   1.40,  -7.27,  99.90,  -8.53,  -2.67,
04/23 23Z,   1.30,  -5.12,  99.90,  -6.49,  -2.67,
04/24 00Z,   1.20,  -2.41,  99.90,  -3.88,  -2.67,