EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Sitka, AK : 08/15/2026 03:23:35 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/13 12Z,  -0.70,  -3.22,  -3.98,  99.90,  -0.06,
08/13 13Z,  -0.70,  -6.36,  -7.09,  99.90,  -0.03,
08/13 14Z,  -0.70,  -9.32, -10.06,  99.90,  -0.04,
08/13 15Z,  -0.70, -11.43, -12.15,  99.90,  -0.02,
08/13 16Z,  -0.70, -12.21, -12.95,  99.90,  -0.04,  (min)
08/13 17Z,  -0.70, -11.50, -12.25,  99.90,  -0.05,
08/13 18Z,  -0.60,  -9.49, -10.28,  99.90,  -0.19,
08/13 19Z,  -0.60,  -6.70,  -7.46,  99.90,  -0.16,
08/13 20Z,  -0.70,  -3.79,  -4.58,  99.90,  -0.09,
08/13 21Z,  -0.60,  -1.45,  -2.20,  99.90,  -0.15,
08/13 22Z,  -0.60,  -0.22,  -0.95,  99.90,  -0.13,
08/13 23Z,  -0.50,  -0.33,  -0.95,  99.90,  -0.12,  (max)
08/14 00Z,  -0.40,  -1.68,  -2.23,  99.90,  -0.15,
08/14 01Z,  -0.40,  -3.83,  -4.33,  99.90,  -0.10,
08/14 02Z,  -0.40,  -6.17,  -6.71,  99.90,  -0.14,
08/14 03Z,  -0.40,  -8.03,  -8.53,  99.90,  -0.10,
08/14 04Z,  -0.40,  -8.88,  -9.38,  99.90,  -0.10,  (min)
08/14 05Z,  -0.30,  -8.48,  -8.99,  99.90,  -0.21,
08/14 06Z,  -0.30,  -6.89,  -7.50,  99.90,  -0.31,
08/14 07Z,  -0.30,  -4.53,  -5.13,  99.90,  -0.30,
08/14 08Z,  -0.30,  -2.02,  -2.62,  99.90,  -0.30,
08/14 09Z,  -0.30,  -0.03,  -0.58,  99.90,  -0.25,
08/14 10Z,  -0.20,   0.89,   0.32,  99.90,  -0.37,  (max)
08/14 11Z,  -0.20,   0.42,  -0.09,  99.90,  -0.31,
08/14 12Z,  -0.30,  -1.37,  -1.84,  99.90,  -0.17,
08/14 13Z,  -0.30,  -4.11,  -4.53,  99.90,  -0.12,
08/14 14Z,  -0.30,  -7.17,  -7.63,  99.90,  -0.16,
08/14 15Z,  -0.30,  -9.82, -10.28,  99.90,  -0.16,
08/14 16Z,  -0.20, -11.46, -11.93,  99.90,  -0.27,
08/14 17Z,  -0.20, -11.68, -12.18,  99.90,  -0.30,  (min)
08/14 18Z,  -0.20, -10.47, -10.89,  99.90,  -0.22,
08/14 19Z,  -0.20,  -8.12,  -8.55,  99.90,  -0.23,
08/14 20Z,  -0.20,  -5.21,  -5.56,  99.90,  -0.15,
08/14 21Z,  -0.20,  -2.46,  -2.94,  99.90,  -0.28,
08/14 22Z,  -0.10,  -0.52,  -0.88,  99.90,  -0.26,
08/14 23Z,  -0.10,   0.18,  -0.28,  99.90,  -0.36,  (max)
08/15 00Z,   0.00,  -0.48,  -0.85,  99.90,  -0.37,
08/15 01Z,   0.00,  -2.28,  -2.64,  99.90,  -0.36,
08/15 02Z,   0.00,  -4.70,  -5.06,  99.90,  -0.36,
08/15 03Z,   0.00,  -7.09,  -7.45,  99.90,  -0.36,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/15 04Z,   0.00,  -8.79,  99.90,  -9.14,  -0.35,
08/15 05Z,   0.00,  -9.35,  99.90,  -9.69,  -0.34,  (min)
08/15 06Z,   0.00,  -8.64,  99.90,  -8.96,  -0.33,
08/15 07Z,  -0.10,  -6.82,  99.90,  -7.23,  -0.31,
08/15 08Z,  -0.10,  -4.39,  99.90,  -4.79,  -0.30,
08/15 09Z,  -0.10,  -1.99,  99.90,  -2.38,  -0.29,
08/15 10Z,  -0.10,  -0.26,  99.90,  -0.64,  -0.28,
08/15 11Z,  -0.10,   0.31,  99.90,  -0.05,  -0.26,  (max)
08/15 12Z,  -0.10,  -0.45,  99.90,  -0.80,  -0.25,
08/15 13Z,  -0.10,  -2.38,  99.90,  -2.72,  -0.24,
08/15 14Z,  -0.10,  -5.05,  99.90,  -5.37,  -0.22,
08/15 15Z,  -0.10,  -7.79,  99.90,  -8.10,  -0.21,
08/15 16Z,  -0.10,  -9.93,  99.90, -10.25,  -0.21,
08/15 17Z,  -0.10, -10.96,  99.90, -11.27,  -0.21,  (min)
08/15 18Z,  -0.10, -10.62,  99.90, -10.93,  -0.21,
08/15 19Z,  -0.10,  -8.99,  99.90,  -9.30,  -0.21,
08/15 20Z,  -0.10,  -6.49,  99.90,  -6.80,  -0.21,
08/15 21Z,  -0.10,  -3.71,  99.90,  -4.02,  -0.21,
08/15 22Z,  -0.10,  -1.35,  99.90,  -1.66,  -0.21,
08/15 23Z,  -0.10,   0.04,  99.90,  -0.27,  -0.21,
08/16 00Z,  -0.10,   0.15,  99.90,  -0.17,  -0.21,  (max)
08/16 01Z,  -0.20,  -1.02,  99.90,  -1.43,  -0.21,
08/16 02Z,  -0.20,  -3.13,  99.90,  -3.54,  -0.21,
08/16 03Z,  -0.20,  -5.62,  99.90,  -6.03,  -0.21,
08/16 04Z,  -0.20,  -7.85,  99.90,  -8.26,  -0.21,
08/16 05Z,  -0.20,  -9.25,  99.90,  -9.66,  -0.21,
08/16 06Z,  -0.20,  -9.47,  99.90,  -9.89,  -0.21,  (min)
08/16 07Z,  -0.20,  -8.50,  99.90,  -8.91,  -0.21,
08/16 08Z,  -0.20,  -6.59,  99.90,  -7.00,  -0.21,
08/16 09Z,  -0.20,  -4.27,  99.90,  -4.68,  -0.21,
08/16 10Z,  -0.20,  -2.15,  99.90,  -2.56,  -0.21,
08/16 11Z,  -0.30,  -0.79,  99.90,  -1.30,  -0.21,
08/16 12Z,  -0.30,  -0.56,  99.90,  -1.07,  -0.21,  (max)
08/16 13Z,  -0.20,  -1.52,  99.90,  -1.93,  -0.21,
08/16 14Z,  -0.20,  -3.43,  99.90,  -3.85,  -0.21,
08/16 15Z,  -0.30,  -5.81,  99.90,  -6.32,  -0.21,
08/16 16Z,  -0.30,  -8.05,  99.90,  -8.56,  -0.21,
08/16 17Z,  -0.30,  -9.56,  99.90, -10.08,  -0.21,
08/16 18Z,  -0.30,  -9.97,  99.90, -10.48,  -0.21,  (min)
08/16 19Z,  -0.30,  -9.15,  99.90,  -9.66,  -0.21,
08/16 20Z,  -0.30,  -7.30,  99.90,  -7.81,  -0.21,
08/16 21Z,  -0.20,  -4.87,  99.90,  -5.28,  -0.21,
08/16 22Z,  -0.20,  -2.46,  99.90,  -2.87,  -0.21,
08/16 23Z,  -0.20,  -0.64,  99.90,  -1.06,  -0.21,
08/17 00Z,  -0.20,   0.13,  99.90,  -0.28,  -0.21,  (max)
08/17 01Z,  -0.20,  -0.30,  99.90,  -0.71,  -0.21,
08/17 02Z,  -0.20,  -1.82,  99.90,  -2.23,  -0.21,
08/17 03Z,  -0.20,  -4.04,  99.90,  -4.45,  -0.21,
08/17 04Z,  -0.30,  -6.40,  99.90,  -6.91,  -0.21,
08/17 05Z,  -0.30,  -8.32,  99.90,  -8.83,  -0.21,
08/17 06Z,  -0.30,  -9.35,  99.90,  -9.86,  -0.21,  (min)
08/17 07Z,  -0.20,  -9.28,  99.90,  -9.69,  -0.21,
08/17 08Z,  -0.20,  -8.16,  99.90,  -8.57,  -0.21,
08/17 09Z,  -0.20,  -6.32,  99.90,  -6.73,  -0.21,
08/17 10Z,  -0.20,  -4.26,  99.90,  -4.67,  -0.21,
08/17 11Z,  -0.20,  -2.52,  99.90,  -2.93,  -0.21,
08/17 12Z,  -0.10,  -1.55,  99.90,  -1.87,  -0.21,  (max)
08/17 13Z,  -0.10,  -1.59,  99.90,  -1.90,  -0.21,
08/17 14Z,  -0.10,  -2.60,  99.90,  -2.91,  -0.21,
08/17 15Z,  -0.10,  -4.30,  99.90,  -4.62,  -0.21,
08/17 16Z,  -0.10,  -6.23,  99.90,  -6.54,  -0.21,
08/17 17Z,  -0.10,  -7.86,  99.90,  -8.17,  -0.21,
08/17 18Z,  -0.10,  -8.74,  99.90,  -9.06,  -0.21,  (min)
08/17 19Z,  -0.10,  -8.63,  99.90,  -8.94,  -0.21,
08/17 20Z,  -0.20,  -7.52,  99.90,  -7.94,  -0.21,
08/17 21Z,  -0.10,  -5.68,  99.90,  -5.99,  -0.21,
08/17 22Z,  -0.10,  -3.54,  99.90,  -3.85,  -0.21,
08/17 23Z,  -0.10,  -1.63,  99.90,  -1.94,  -0.21,
08/18 00Z,   0.00,  -0.42,  99.90,  -0.63,  -0.21,
08/18 01Z,   0.00,  -0.20,  99.90,  -0.41,  -0.21,  (max)
08/18 02Z,   0.00,  -1.02,  99.90,  -1.24,  -0.21,
08/18 03Z,   0.00,  -2.70,  99.90,  -2.91,  -0.21,
08/18 04Z,  -0.10,  -4.82,  99.90,  -5.13,  -0.21,
08/18 05Z,  -0.10,  -6.90,  99.90,  -7.21,  -0.21,
08/18 06Z,  -0.20,  -8.45,  99.90,  -8.86,  -0.21,
08/18 07Z,  -0.20,  -9.14,  99.90,  -9.56,  -0.21,  (min)
08/18 08Z,  -0.20,  -8.87,  99.90,  -9.29,  -0.21,
08/18 09Z,  -0.20,  -7.76,  99.90,  -8.17,  -0.21,
08/18 10Z,  -0.20,  -6.13,  99.90,  -6.55,  -0.21,
08/18 11Z,  -0.20,  -4.43,  99.90,  -4.84,  -0.21,
08/18 12Z,  -0.20,  -3.09,  99.90,  -3.50,  -0.21,
08/18 13Z,  -0.10,  -2.44,  99.90,  -2.75,  -0.21,  (max)
08/18 14Z,  -0.10,  -2.60,  99.90,  -2.91,  -0.21,
08/18 15Z,  -0.10,  -3.50,  99.90,  -3.81,  -0.21,
08/18 16Z,  -0.20,  -4.84,  99.90,  -5.25,  -0.21,
08/18 17Z,  -0.20,  -6.23,  99.90,  -6.64,  -0.21,
08/18 18Z,  -0.20,  -7.27,  99.90,  -7.68,  -0.21,
08/18 19Z,  99.90,  -7.63,  99.90,  99.90,  -0.21,
08/18 20Z,  99.90,  -7.19,  99.90,  99.90,  -0.21,
08/18 21Z,  99.90,  -6.01,  99.90,  99.90,  -0.21,
08/18 22Z,  99.90,  -4.38,  99.90,  99.90,  -0.21,
08/18 23Z,  99.90,  -2.67,  99.90,  99.90,  -0.21,
08/19 00Z,  99.90,  -1.30,  99.90,  99.90,  -0.21,