EXTRA-TROPICAL  STORM  SURGE
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hat-on
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Cordova, AK : 04/11/2026 20:21:16 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 00Z,  -0.20,   4.56,  99.90,  99.90,  99.90,
04/10 01Z,  -0.30,   5.58,  99.90,  99.90,  99.90,
04/10 02Z,  -0.30,   6.48,   5.75,  99.90,  -0.43,
04/10 03Z,  -0.40,   7.21,   6.43,  99.90,  -0.38,
04/10 04Z,  -0.40,   7.67,   7.19,  99.90,  -0.08,
04/10 05Z,  -0.40,   7.74,   7.41,  99.90,   0.07,  (max)
04/10 06Z,  -0.30,   7.41,   7.15,  99.90,   0.04,
04/10 07Z,  -0.30,   6.84,   6.36,  99.90,  -0.18,
04/10 08Z,  -0.30,   6.30,   5.61,  99.90,  -0.39,
04/10 09Z,  -0.30,   6.03,   5.39,  99.90,  -0.34,  (min)
04/10 10Z,  -0.40,   6.32,   5.74,  99.90,  -0.18,
04/10 11Z,  -0.40,   7.14,   6.58,  99.90,  -0.16,
04/10 12Z,  -0.30,   8.07,   7.41,  99.90,  -0.36,
04/10 13Z,  -0.30,   8.80,   8.16,  99.90,  -0.34,
04/10 14Z,  -0.40,   9.30,   8.51,  99.90,  -0.39,
04/10 15Z,  -0.40,   9.51,   8.68,  99.90,  -0.43,  (max)
04/10 16Z,  -0.40,   9.39,   8.57,  99.90,  -0.42,
04/10 17Z,  -0.40,   8.81,   8.10,  99.90,  -0.31,
04/10 18Z,  -0.30,   7.70,   7.13,  99.90,  -0.27,
04/10 19Z,  -0.30,   6.24,   5.62,  99.90,  -0.32,
04/10 20Z,  -0.30,   4.73,   3.92,  99.90,  -0.51,
04/10 21Z,  -0.30,   3.44,  99.90,  99.90,  99.90,
04/10 22Z,  -0.30,   2.71,   2.02,  99.90,  -0.39,  (min)
04/10 23Z,  -0.30,   2.73,   2.11,  99.90,  -0.32,
04/11 00Z,  -0.30,   3.28,   2.68,  99.90,  -0.30,
04/11 01Z,  -0.30,   4.08,   3.49,  99.90,  -0.29,
04/11 02Z,  -0.30,   5.05,   4.55,  99.90,  -0.20,
04/11 03Z,  -0.30,   6.14,   5.61,  99.90,  -0.23,
04/11 04Z,  -0.30,   7.18,   6.64,  99.90,  -0.24,
04/11 05Z,  -0.30,   7.95,   7.56,  99.90,  -0.09,
04/11 06Z,  -0.20,   8.20,   7.88,  99.90,  -0.12,  (max)
04/11 07Z,  -0.20,   7.91,   7.65,  99.90,  -0.06,
04/11 08Z,  -0.20,   7.30,   6.91,  99.90,  -0.19,
04/11 09Z,  -0.20,   6.62,   6.09,  99.90,  -0.33,
04/11 10Z,  -0.20,   6.14,   5.62,  99.90,  -0.32,
04/11 11Z,  -0.30,   6.13,   5.58,  99.90,  -0.25,  (min)
04/11 12Z,  -0.20,   6.57,   6.04,  99.90,  -0.33,
04/11 13Z,  -0.20,   7.19,   6.72,  99.90,  -0.27,
04/11 14Z,  -0.20,   7.86,   7.39,  99.90,  -0.27,
04/11 15Z,  -0.20,   8.56,   7.94,  99.90,  -0.42,
04/11 16Z,  -0.20,   9.16,   8.50,  99.90,  -0.46,
04/11 17Z,  -0.20,   9.40,   8.79,  99.90,  -0.41,  (max)
04/11 18Z,  -0.20,   9.06,   8.52,  99.90,  -0.34,
04/11 19Z,  -0.10,   8.04,  99.90,  99.90,  99.90,
04/11 20Z,  -0.10,   6.58,   6.03,  99.90,  -0.45,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 21Z,  -0.10,   4.98,  99.90,   4.44,  -0.44,
04/11 22Z,  -0.10,   3.53,  99.90,   3.00,  -0.43,
04/11 23Z,  -0.10,   2.59,  99.90,   2.06,  -0.42,
04/12 00Z,  -0.10,   2.36,  99.90,   1.85,  -0.42,  (min)
04/12 01Z,   0.00,   2.74,  99.90,   2.33,  -0.41,
04/12 02Z,   0.00,   3.59,  99.90,   3.19,  -0.40,
04/12 03Z,   0.00,   4.86,  99.90,   4.47,  -0.39,
04/12 04Z,   0.00,   6.38,  99.90,   5.99,  -0.38,
04/12 05Z,   0.00,   7.80,  99.90,   7.42,  -0.38,
04/12 06Z,   0.00,   8.75,  99.90,   8.38,  -0.37,
04/12 07Z,   0.00,   8.95,  99.90,   8.59,  -0.36,  (max)
04/12 08Z,   0.00,   8.48,  99.90,   8.12,  -0.35,
04/12 09Z,   0.00,   7.59,  99.90,   7.24,  -0.35,
04/12 10Z,   0.00,   6.55,  99.90,   6.19,  -0.35,
04/12 11Z,   0.00,   5.66,  99.90,   5.30,  -0.35,
04/12 12Z,   0.00,   5.27,  99.90,   4.91,  -0.35,  (min)
04/12 13Z,   0.00,   5.45,  99.90,   5.09,  -0.35,
04/12 14Z,   0.00,   6.06,  99.90,   5.71,  -0.35,
04/12 15Z,   0.00,   7.03,  99.90,   6.68,  -0.35,
04/12 16Z,   0.00,   8.22,  99.90,   7.86,  -0.35,
04/12 17Z,   0.00,   9.27,  99.90,   8.92,  -0.35,
04/12 18Z,   0.00,   9.81,  99.90,   9.46,  -0.35,  (max)
04/12 19Z,   0.00,   9.54,  99.90,   9.19,  -0.35,
04/12 20Z,   0.00,   8.45,  99.90,   8.10,  -0.35,
04/12 21Z,   0.00,   6.82,  99.90,   6.47,  -0.35,
04/12 22Z,   0.00,   4.98,  99.90,   4.63,  -0.35,
04/12 23Z,   0.00,   3.24,  99.90,   2.88,  -0.35,
04/13 00Z,   0.10,   2.05,  99.90,   1.79,  -0.35,
04/13 01Z,   0.10,   1.72,  99.90,   1.46,  -0.35,  (min)
04/13 02Z,   0.20,   2.23,  99.90,   2.08,  -0.35,
04/13 03Z,   0.20,   3.48,  99.90,   3.33,  -0.35,
04/13 04Z,   0.10,   5.31,  99.90,   5.05,  -0.35,
04/13 05Z,   0.10,   7.30,  99.90,   7.05,  -0.35,
04/13 06Z,   0.10,   8.96,  99.90,   8.70,  -0.35,
04/13 07Z,   0.00,   9.84,  99.90,   9.49,  -0.35,  (max)
04/13 08Z,   0.00,   9.77,  99.90,   9.42,  -0.35,
04/13 09Z,   0.00,   8.88,  99.90,   8.53,  -0.35,
04/13 10Z,   0.00,   7.48,  99.90,   7.13,  -0.35,
04/13 11Z,   0.00,   5.88,  99.90,   5.52,  -0.35,
04/13 12Z,   0.10,   4.50,  99.90,   4.25,  -0.35,
04/13 13Z,   0.10,   3.84,  99.90,   3.58,  -0.35,  (min)
04/13 14Z,   0.20,   4.04,  99.90,   3.89,  -0.35,
04/13 15Z,   0.20,   5.02,  99.90,   4.86,  -0.35,
04/13 16Z,   0.20,   6.57,  99.90,   6.42,  -0.35,
04/13 17Z,   0.20,   8.34,  99.90,   8.18,  -0.35,
04/13 18Z,   0.20,   9.78,  99.90,   9.63,  -0.35,
04/13 19Z,   0.20,  10.44,  99.90,  10.29,  -0.35,  (max)
04/13 20Z,   0.30,  10.09,  99.90,  10.03,  -0.35,
04/13 21Z,   0.30,   8.78,  99.90,   8.73,  -0.35,
04/13 22Z,   0.20,   6.85,  99.90,   6.70,  -0.35,
04/13 23Z,   0.30,   4.64,  99.90,   4.59,  -0.35,
04/14 00Z,   0.30,   2.58,  99.90,   2.53,  -0.35,
04/14 01Z,   0.20,   1.28,  99.90,   1.12,  -0.35,
04/14 02Z,   0.20,   1.13,  99.90,   0.98,  -0.35,  (min)
04/14 03Z,   0.20,   2.13,  99.90,   1.98,  -0.35,
04/14 04Z,   0.20,   4.04,  99.90,   3.89,  -0.35,
04/14 05Z,   0.10,   6.46,  99.90,   6.21,  -0.35,
04/14 06Z,   0.20,   8.78,  99.90,   8.63,  -0.35,
04/14 07Z,   0.10,  10.42,  99.90,  10.16,  -0.35,
04/14 08Z,   0.10,  10.99,  99.90,  10.74,  -0.35,  (max)
04/14 09Z,   0.10,  10.41,  99.90,  10.15,  -0.35,
04/14 10Z,   0.10,   8.90,  99.90,   8.64,  -0.35,
04/14 11Z,   0.10,   6.81,  99.90,   6.56,  -0.35,
04/14 12Z,   0.00,   4.57,  99.90,   4.21,  -0.35,
04/14 13Z,   0.00,   2.80,  99.90,   2.44,  -0.35,
04/14 14Z,   0.00,   2.13,  99.90,   1.78,  -0.35,  (min)
04/14 15Z,   0.00,   2.72,  99.90,   2.36,  -0.35,
04/14 16Z,   0.00,   4.33,  99.90,   3.98,  -0.35,
04/14 17Z,   0.00,   6.58,  99.90,   6.22,  -0.35,
04/14 18Z,   0.00,   8.84,  99.90,   8.49,  -0.35,
04/14 19Z,   0.00,  10.50,  99.90,  10.14,  -0.35,
04/14 20Z,   0.00,  11.12,  99.90,  10.77,  -0.35,  (max)
04/14 21Z,   0.00,  10.54,  99.90,  10.19,  -0.35,
04/14 22Z,   0.00,   8.91,  99.90,   8.56,  -0.35,
04/14 23Z,   0.00,   6.59,  99.90,   6.23,  -0.35,
04/15 00Z,   0.00,   3.99,  99.90,   3.63,  -0.35,
04/15 01Z,   0.00,   1.73,  99.90,   1.38,  -0.35,
04/15 02Z,   0.00,   0.59,  99.90,   0.24,  -0.35,  (min)
04/15 03Z,   0.00,   0.97,  99.90,   0.61,  -0.35,
04/15 04Z,   0.00,   2.69,  99.90,   2.34,  -0.35,
04/15 05Z,   0.10,   5.30,  99.90,   5.05,  -0.35,
04/15 06Z,   0.10,   8.16,  99.90,   7.90,  -0.35,
04/15 07Z,   0.10,  10.54,  99.90,  10.29,  -0.35,
04/15 08Z,   0.10,  11.90,  99.90,  11.64,  -0.35,
04/15 09Z,   0.10,  11.93,  99.90,  11.68,  -0.35,  (max)
04/15 10Z,   0.10,  10.66,  99.90,  10.41,  -0.35,
04/15 11Z,   0.00,   8.38,  99.90,   8.03,  -0.35,
04/15 12Z,   0.00,   5.54,  99.90,   5.19,  -0.35,