EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
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Gulf of Alaska
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Surge List
#Ketchikan, AK : 03/12/2026 04:22:20 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/10 12Z,   0.00,  12.88,  13.11,  99.90,   0.23,
03/10 13Z,   0.00,  13.64,  13.90,  99.90,   0.26,  (max)
03/10 14Z,   0.00,  13.32,  13.66,  99.90,   0.34,
03/10 15Z,   0.00,  11.97,  12.38,  99.90,   0.41,
03/10 16Z,   0.00,   9.86,  10.29,  99.90,   0.43,
03/10 17Z,   0.00,   7.46,   7.89,  99.90,   0.43,
03/10 18Z,   0.10,   5.30,   5.72,  99.90,   0.32,
03/10 19Z,   0.00,   3.79,   4.20,  99.90,   0.41,
03/10 20Z,   0.00,   3.21,   3.53,  99.90,   0.32,  (min)
03/10 21Z,   0.00,   3.57,   3.79,  99.90,   0.22,
03/10 22Z,   0.00,   4.69,   4.84,  99.90,   0.15,
03/10 23Z,   0.00,   6.27,   6.39,  99.90,   0.12,
03/11 00Z,   0.10,   7.90,   8.03,  99.90,   0.03,
03/11 01Z,   0.10,   9.22,   9.43,  99.90,   0.11,
03/11 02Z,   0.10,   9.95,  10.17,  99.90,   0.12,
03/11 03Z,   0.10,   9.97,  10.17,  99.90,   0.10,  (max)
03/11 04Z,   0.10,   9.35,   9.56,  99.90,   0.11,
03/11 05Z,   0.00,   8.35,   8.55,  99.90,   0.20,
03/11 06Z,   0.10,   7.31,   7.53,  99.90,   0.12,
03/11 07Z,   0.10,   6.60,   6.79,  99.90,   0.09,
03/11 08Z,   0.10,   6.47,   6.68,  99.90,   0.11,  (min)
03/11 09Z,   0.00,   7.03,   7.26,  99.90,   0.23,
03/11 10Z,   0.00,   8.18,   8.39,  99.90,   0.21,
03/11 11Z,   0.00,   9.65,   9.80,  99.90,   0.15,
03/11 12Z,   0.20,  11.12,  11.19,  99.90,  -0.13,
03/11 13Z,   0.20,  12.21,  12.24,  99.90,  -0.17,
03/11 14Z,   0.20,  12.64,  12.69,  99.90,  -0.15,  (max)
03/11 15Z,   0.10,  12.28,  12.44,  99.90,   0.06,
03/11 16Z,   0.10,  11.16,  11.44,  99.90,   0.18,
03/11 17Z,   0.00,   9.49,   9.80,  99.90,   0.31,
03/11 18Z,   0.20,   7.62,   7.90,  99.90,   0.08,
03/11 19Z,   0.10,   5.89,   6.15,  99.90,   0.16,
03/11 20Z,   0.10,   4.62,   4.70,  99.90,  -0.02,
03/11 21Z,   0.00,   3.99,   4.01,  99.90,   0.02,  (min)
03/11 22Z,   0.00,   4.06,   4.11,  99.90,   0.05,
03/11 23Z,   0.00,   4.75,   4.83,  99.90,   0.08,
03/12 00Z,   0.00,   5.85,   6.10,  99.90,   0.25,
03/12 01Z,   0.00,   7.11,   7.44,  99.90,   0.33,
03/12 02Z,   0.10,   8.26,   8.56,  99.90,   0.20,
03/12 03Z,   0.20,   9.07,   9.31,  99.90,   0.04,
03/12 04Z,   0.30,   9.41,   9.59,  99.90,  -0.12,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/12 05Z,   0.30,   9.27,  99.90,   9.47,  -0.10,
03/12 06Z,   0.30,   8.77,  99.90,   9.00,  -0.07,
03/12 07Z,   0.30,   8.13,  99.90,   8.38,  -0.05,
03/12 08Z,   0.20,   7.60,  99.90,   7.77,  -0.03,
03/12 09Z,   0.10,   7.39,  99.90,   7.49,  -0.00,  (min)
03/12 10Z,   0.10,   7.63,  99.90,   7.76,   0.02,
03/12 11Z,   0.00,   8.33,  99.90,   8.37,   0.05,
03/12 12Z,   0.00,   9.34,  99.90,   9.41,   0.07,
03/12 13Z,   0.00,  10.44,  99.90,  10.54,   0.10,
03/12 14Z,   0.00,  11.37,  99.90,  11.49,   0.12,
03/12 15Z,   0.00,  11.87,  99.90,  12.02,   0.14,  (max)
03/12 16Z,   0.00,  11.78,  99.90,  11.95,   0.17,
03/12 17Z,  -0.10,  11.06,  99.90,  11.13,   0.17,
03/12 18Z,  -0.10,   9.80,  99.90,   9.87,   0.17,
03/12 19Z,  -0.20,   8.21,  99.90,   8.18,   0.17,
03/12 20Z,  -0.20,   6.57,  99.90,   6.53,   0.17,
03/12 21Z,  -0.20,   5.15,  99.90,   5.11,   0.17,
03/12 22Z,  -0.20,   4.19,  99.90,   4.16,   0.17,
03/12 23Z,  -0.10,   3.85,  99.90,   3.92,   0.17,  (min)
03/13 00Z,  -0.10,   4.16,  99.90,   4.22,   0.17,
03/13 01Z,   0.00,   5.03,  99.90,   5.19,   0.17,
03/13 02Z,   0.00,   6.27,  99.90,   6.44,   0.17,
03/13 03Z,  -0.10,   7.63,  99.90,   7.70,   0.17,
03/13 04Z,  -0.20,   8.82,  99.90,   8.79,   0.17,
03/13 05Z,  -0.30,   9.61,  99.90,   9.47,   0.17,
03/13 06Z,  -0.40,   9.87,  99.90,   9.64,   0.17,  (max)
03/13 07Z,  -0.50,   9.61,  99.90,   9.28,   0.17,
03/13 08Z,  -0.50,   8.98,  99.90,   8.65,   0.17,
03/13 09Z,  -0.50,   8.23,  99.90,   7.90,   0.17,
03/13 10Z,  -0.40,   7.63,  99.90,   7.39,   0.17,
03/13 11Z,  -0.30,   7.41,  99.90,   7.28,   0.17,  (min)
03/13 12Z,  -0.20,   7.71,  99.90,   7.68,   0.17,
03/13 13Z,  -0.10,   8.50,  99.90,   8.57,   0.17,
03/13 14Z,   0.00,   9.61,  99.90,   9.78,   0.17,
03/13 15Z,   0.00,  10.76,  99.90,  10.93,   0.17,
03/13 16Z,   0.00,  11.64,  99.90,  11.81,   0.17,
03/13 17Z,   0.00,  11.97,  99.90,  12.14,   0.17,  (max)
03/13 18Z,  -0.10,  11.59,  99.90,  11.66,   0.17,
03/13 19Z,  -0.20,  10.50,  99.90,  10.47,   0.17,
03/13 20Z,  -0.30,   8.84,  99.90,   8.71,   0.17,
03/13 21Z,  -0.40,   6.91,  99.90,   6.68,   0.17,
03/13 22Z,  -0.40,   5.07,  99.90,   4.83,   0.17,
03/13 23Z,  -0.40,   3.67,  99.90,   3.44,   0.17,
03/14 00Z,  -0.30,   3.00,  99.90,   2.87,   0.17,  (min)
03/14 01Z,  -0.20,   3.19,  99.90,   3.16,   0.17,
03/14 02Z,  -0.20,   4.20,  99.90,   4.17,   0.17,
03/14 03Z,  -0.10,   5.81,  99.90,   5.88,   0.17,
03/14 04Z,  -0.10,   7.66,  99.90,   7.73,   0.17,
03/14 05Z,  -0.20,   9.35,  99.90,   9.31,   0.17,
03/14 06Z,  -0.20,  10.51,  99.90,  10.47,   0.17,
03/14 07Z,  -0.30,  10.90,  99.90,  10.77,   0.17,  (max)
03/14 08Z,  -0.40,  10.51,  99.90,  10.28,   0.17,
03/14 09Z,  -0.40,   9.49,  99.90,   9.26,   0.17,
03/14 10Z,  -0.40,   8.20,  99.90,   7.97,   0.17,
03/14 11Z,  -0.30,   7.06,  99.90,   6.92,   0.17,
03/14 12Z,  -0.30,   6.44,  99.90,   6.31,   0.17,  (min)
03/14 13Z,  -0.20,   6.60,  99.90,   6.56,   0.17,
03/14 14Z,  -0.20,   7.52,  99.90,   7.49,   0.17,
03/14 15Z,  -0.30,   9.01,  99.90,   8.88,   0.17,
03/14 16Z,  -0.30,  10.67,  99.90,  10.54,   0.17,
03/14 17Z,  -0.50,  12.05,  99.90,  11.72,   0.17,
03/14 18Z,  -0.60,  12.74,  99.90,  12.31,   0.17,  (max)
03/14 19Z,  -0.70,  12.47,  99.90,  11.94,   0.17,
03/14 20Z,  -0.70,  11.20,  99.90,  10.67,   0.17,
03/14 21Z,  -0.70,   9.13,  99.90,   8.59,   0.17,
03/14 22Z,  -0.60,   6.64,  99.90,   6.21,   0.17,
03/14 23Z,  -0.50,   4.27,  99.90,   3.93,   0.17,
03/15 00Z,  -0.40,   2.52,  99.90,   2.29,   0.17,
03/15 01Z,  -0.30,   1.80,  99.90,   1.67,   0.17,  (min)
03/15 02Z,  -0.30,   2.27,  99.90,   2.14,   0.17,
03/15 03Z,  -0.30,   3.81,  99.90,   3.67,   0.17,
03/15 04Z,  -0.30,   6.06,  99.90,   5.93,   0.17,
03/15 05Z,  -0.40,   8.52,  99.90,   8.28,   0.17,
03/15 06Z,  -0.50,  10.61,  99.90,  10.28,   0.17,
03/15 07Z,  -0.60,  11.87,  99.90,  11.44,   0.17,
03/15 08Z,  -0.60,  12.03,  99.90,  11.59,   0.17,  (max)
03/15 09Z,  -0.60,  11.09,  99.90,  10.66,   0.17,
03/15 10Z,  -0.60,   9.37,  99.90,   8.93,   0.17,
03/15 11Z,  -0.50,   7.38,  99.90,   7.05,   0.17,
03/15 12Z,  -0.30,   5.75,  99.90,   5.61,   0.17,
03/15 13Z,  -0.20,   4.98,  99.90,   4.94,   0.17,  (min)
03/15 14Z,  -0.10,   5.34,  99.90,   5.40,   0.17,
03/15 15Z,   0.00,   6.77,  99.90,   6.94,   0.17,
03/15 16Z,   0.00,   8.92,  99.90,   9.08,   0.17,
03/15 17Z,   0.00,  11.20,  99.90,  11.37,   0.17,
03/15 18Z,  -0.10,  13.02,  99.90,  13.08,   0.17,
03/15 19Z,  99.90,  13.83,  99.90,  99.90,   0.17,
03/15 20Z,  99.90,  13.34,  99.90,  99.90,   0.17,
03/15 21Z,  99.90,  11.56,  99.90,  99.90,   0.17,
03/15 22Z,  99.90,   8.80,  99.90,  99.90,   0.17,
03/15 23Z,  99.90,   5.67,  99.90,  99.90,   0.17,
03/16 00Z,  99.90,   2.88,  99.90,  99.90,   0.17,