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
#Seward, AK : 01/17/2026 19:23:21 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/16 00Z,   0.50,  -6.70,  -6.99,  99.90,  -0.79,
01/16 01Z,   0.50,  -8.59,  -8.90,  99.90,  -0.81,
01/16 02Z,   0.60,  -9.82, -10.29,  99.90,  -1.07,
01/16 03Z,   0.70, -10.17, -10.48,  99.90,  -1.01,  (min)
01/16 04Z,   0.80,  -9.61,  -9.93,  99.90,  -1.12,
01/16 05Z,   1.00,  -8.25,  -8.69,  99.90,  -1.44,
01/16 06Z,   0.80,  -6.47,  -6.82,  99.90,  -1.15,
01/16 07Z,   0.90,  -4.71,  -5.15,  99.90,  -1.34,
01/16 08Z,   1.00,  -3.35,  -3.66,  99.90,  -1.31,
01/16 09Z,   1.00,  -2.62,  -2.66,  99.90,  -1.04,
01/16 10Z,   1.10,  -2.57,  -2.19,  99.90,  -0.72,  (max)
01/16 11Z,   1.20,  -3.17,  -2.91,  99.90,  -0.94,
01/16 12Z,   1.10,  -4.14,  -4.12,  99.90,  -1.08,
01/16 13Z,   1.10,  -5.09,  -4.86,  99.90,  -0.87,
01/16 14Z,   1.00,  -5.63,  -5.67,  99.90,  -1.04,
01/16 15Z,   1.00,  -5.55,  -5.79,  99.90,  -1.24,  (min)
01/16 16Z,   1.30,  -4.79,  -5.12,  99.90,  -1.63,
01/16 17Z,   1.30,  -3.48,  -3.72,  99.90,  -1.54,
01/16 18Z,   1.30,  -1.93,  -2.10,  99.90,  -1.47,
01/16 19Z,   1.40,  -0.60,  -0.71,  99.90,  -1.51,
01/16 20Z,   1.50,   0.11,  -0.17,  99.90,  -1.78,  (max)
01/16 21Z,   1.30,  -0.05,  -0.50,  99.90,  -1.75,
01/16 22Z,   1.00,  -1.10,  -1.71,  99.90,  -1.61,
01/16 23Z,   0.70,  -2.95,  -3.90,  99.90,  -1.65,
01/17 00Z,   1.00,  -5.32,  -6.26,  99.90,  -1.94,
01/17 01Z,   0.90,  -7.73,  -8.40,  99.90,  -1.57,
01/17 02Z,   0.70,  -9.64, -10.32,  99.90,  -1.38,
01/17 03Z,   0.40, -10.67, -11.49,  99.90,  -1.22,
01/17 04Z,   0.50, -10.65, -11.64,  99.90,  -1.49,  (min)
01/17 05Z,   0.30,  -9.61, -10.84,  99.90,  -1.53,
01/17 06Z,   0.60,  -7.80,  -9.14,  99.90,  -1.94,
01/17 07Z,   0.40,  -5.70,  -6.76,  99.90,  -1.46,
01/17 08Z,   0.30,  -3.81,  -4.96,  99.90,  -1.45,
01/17 09Z,   0.20,  -2.54,  -3.60,  99.90,  -1.26,
01/17 10Z,   0.00,  -2.06,  -2.98,  99.90,  -0.92,  (max)
01/17 11Z,   0.00,  -2.38,  -3.36,  99.90,  -0.98,
01/17 12Z,   0.30,  -3.37,  -4.37,  99.90,  -1.30,
01/17 13Z,   0.20,  -4.64,  -5.49,  99.90,  -1.05,
01/17 14Z,   0.00,  -5.71,  -6.62,  99.90,  -0.91,
01/17 15Z,   0.00,  -6.16,  -6.93,  99.90,  -0.77,  (min)
01/17 16Z,   0.00,  -5.82,  -6.71,  99.90,  -0.89,
01/17 17Z,   0.00,  -4.70,  -5.44,  99.90,  -0.74,
01/17 18Z,   0.10,  -3.05,  -3.77,  99.90,  -0.82,
01/17 19Z,   0.10,  -1.29,  -2.27,  99.90,  -1.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/17 20Z,   0.30,   0.05,  99.90,  -0.77,  -1.12,
01/17 21Z,   0.40,   0.56,  99.90,  -0.21,  -1.17,  (max)
01/17 22Z,   0.40,   0.05,  99.90,  -0.77,  -1.21,
01/17 23Z,   0.30,  -1.45,  99.90,  -2.41,  -1.26,
01/18 00Z,   0.40,  -3.75,  99.90,  -4.65,  -1.30,
01/18 01Z,   0.40,  -6.44,  99.90,  -7.39,  -1.35,
01/18 02Z,   0.30,  -8.94,  99.90, -10.04,  -1.39,
01/18 03Z,   0.20, -10.69,  99.90, -11.93,  -1.44,
01/18 04Z,   0.20, -11.33,  99.90, -12.61,  -1.48,  (min)
01/18 05Z,   0.30, -10.77,  99.90, -12.00,  -1.53,
01/18 06Z,   0.20,  -9.18,  99.90, -10.56,  -1.58,
01/18 07Z,   0.30,  -6.95,  99.90,  -8.27,  -1.62,
01/18 08Z,   0.30,  -4.64,  99.90,  -5.96,  -1.62,
01/18 09Z,   0.30,  -2.81,  99.90,  -4.13,  -1.62,
01/18 10Z,   0.30,  -1.81,  99.90,  -3.13,  -1.62,
01/18 11Z,   0.30,  -1.74,  99.90,  -3.06,  -1.62,  (max)
01/18 12Z,   0.40,  -2.53,  99.90,  -3.75,  -1.62,
01/18 13Z,   0.40,  -3.91,  99.90,  -5.13,  -1.62,
01/18 14Z,   0.30,  -5.40,  99.90,  -6.72,  -1.62,
01/18 15Z,   0.30,  -6.44,  99.90,  -7.76,  -1.62,
01/18 16Z,   0.30,  -6.65,  99.90,  -7.97,  -1.62,  (min)
01/18 17Z,   0.30,  -5.91,  99.90,  -7.23,  -1.62,
01/18 18Z,   0.40,  -4.38,  99.90,  -5.60,  -1.62,
01/18 19Z,   0.40,  -2.43,  99.90,  -3.65,  -1.62,
01/18 20Z,   0.40,  -0.57,  99.90,  -1.79,  -1.62,
01/18 21Z,   0.50,   0.62,  99.90,  -0.50,  -1.62,
01/18 22Z,   0.50,   0.77,  99.90,  -0.35,  -1.62,  (max)
01/18 23Z,   0.50,  -0.21,  99.90,  -1.33,  -1.62,
01/19 00Z,   0.50,  -2.20,  99.90,  -3.32,  -1.62,
01/19 01Z,   0.50,  -4.90,  99.90,  -6.02,  -1.62,
01/19 02Z,   0.50,  -7.77,  99.90,  -8.89,  -1.62,
01/19 03Z,   0.40, -10.17,  99.90, -11.39,  -1.62,
01/19 04Z,   0.40, -11.52,  99.90, -12.74,  -1.62,  (min)
01/19 05Z,   0.50, -11.59,  99.90, -12.71,  -1.62,
01/19 06Z,   0.50, -10.41,  99.90, -11.53,  -1.62,
01/19 07Z,   0.40,  -8.29,  99.90,  -9.51,  -1.62,
01/19 08Z,   0.40,  -5.76,  99.90,  -6.98,  -1.62,
01/19 09Z,   0.40,  -3.44,  99.90,  -4.66,  -1.62,
01/19 10Z,   0.40,  -1.86,  99.90,  -3.08,  -1.62,
01/19 11Z,   0.40,  -1.29,  99.90,  -2.51,  -1.62,  (max)
01/19 12Z,   0.40,  -1.74,  99.90,  -2.96,  -1.62,
01/19 13Z,   0.40,  -3.01,  99.90,  -4.24,  -1.62,
01/19 14Z,   0.40,  -4.72,  99.90,  -5.94,  -1.62,
01/19 15Z,   0.40,  -6.28,  99.90,  -7.50,  -1.62,
01/19 16Z,   0.30,  -7.13,  99.90,  -8.45,  -1.62,  (min)
01/19 17Z,   0.40,  -6.94,  99.90,  -8.16,  -1.62,
01/19 18Z,   0.50,  -5.76,  99.90,  -6.88,  -1.62,
01/19 19Z,   0.50,  -3.85,  99.90,  -4.97,  -1.62,
01/19 20Z,   0.40,  -1.72,  99.90,  -2.94,  -1.62,
01/19 21Z,   0.40,   0.06,  99.90,  -1.16,  -1.62,
01/19 22Z,   0.40,   0.94,  99.90,  -0.28,  -1.62,  (max)
01/19 23Z,   0.40,   0.62,  99.90,  -0.60,  -1.62,
01/20 00Z,   0.30,  -0.88,  99.90,  -2.20,  -1.62,
01/20 01Z,   0.30,  -3.32,  99.90,  -4.64,  -1.62,
01/20 02Z,   0.30,  -6.26,  99.90,  -7.58,  -1.62,
01/20 03Z,   0.20,  -9.10,  99.90, -10.52,  -1.62,
01/20 04Z,   0.20, -11.14,  99.90, -12.56,  -1.62,
01/20 05Z,   0.30, -11.92,  99.90, -13.24,  -1.62,  (min)
01/20 06Z,   0.30, -11.31,  99.90, -12.63,  -1.62,
01/20 07Z,   0.30,  -9.52,  99.90, -10.84,  -1.62,
01/20 08Z,   0.30,  -7.01,  99.90,  -8.33,  -1.62,
01/20 09Z,   0.40,  -4.37,  99.90,  -5.59,  -1.62,
01/20 10Z,   0.40,  -2.25,  99.90,  -3.47,  -1.62,
01/20 11Z,   0.30,  -1.10,  99.90,  -2.42,  -1.62,
01/20 12Z,   0.30,  -1.08,  99.90,  -2.40,  -1.62,  (max)
01/20 13Z,   0.30,  -2.07,  99.90,  -3.39,  -1.62,
01/20 14Z,   0.30,  -3.77,  99.90,  -5.09,  -1.62,
01/20 15Z,   0.20,  -5.66,  99.90,  -7.08,  -1.62,
01/20 16Z,   0.20,  -7.13,  99.90,  -8.55,  -1.62,
01/20 17Z,   0.20,  -7.64,  99.90,  -9.06,  -1.62,  (min)
01/20 18Z,   0.30,  -7.00,  99.90,  -8.32,  -1.62,
01/20 19Z,   0.30,  -5.40,  99.90,  -6.72,  -1.62,
01/20 20Z,   0.30,  -3.24,  99.90,  -4.57,  -1.62,
01/20 21Z,   0.30,  -1.10,  99.90,  -2.42,  -1.62,
01/20 22Z,   0.40,   0.43,  99.90,  -0.79,  -1.62,
01/20 23Z,   0.40,   0.86,  99.90,  -0.36,  -1.62,  (max)
01/21 00Z,   0.30,   0.03,  99.90,  -1.29,  -1.62,
01/21 01Z,   0.40,  -1.92,  99.90,  -3.14,  -1.62,
01/21 02Z,   0.30,  -4.64,  99.90,  -5.96,  -1.62,
01/21 03Z,   0.30,  -7.60,  99.90,  -8.92,  -1.62,
01/21 04Z,   0.30, -10.16,  99.90, -11.48,  -1.62,
01/21 05Z,   0.30, -11.65,  99.90, -12.97,  -1.62,  (min)
01/21 06Z,   0.40, -11.73,  99.90, -12.95,  -1.62,
01/21 07Z,   0.40, -10.45,  99.90, -11.67,  -1.62,
01/21 08Z,   0.50,  -8.18,  99.90,  -9.30,  -1.62,
01/21 09Z,   0.50,  -5.47,  99.90,  -6.59,  -1.62,
01/21 10Z,   0.60,  -2.95,  99.90,  -3.97,  -1.62,
01/21 11Z,   0.50,  -1.22,  99.90,  -2.34,  -1.62,
01/21 12Z,   0.50,  -0.63,  99.90,  -1.76,  -1.62,