EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Surge List
West Coast
#Port Townsend, WA : 10/08/2026 18:22:34 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/07 00Z,   0.60,   7.10,   7.32,  99.90,  -0.38,
10/07 01Z,   0.60,   5.94,   6.26,  99.90,  -0.28,
10/07 02Z,   0.60,   5.05,   5.21,  99.90,  -0.44,
10/07 03Z,   0.60,   4.62,   4.71,  99.90,  -0.51,  (min)
10/07 04Z,   0.60,   4.59,   4.88,  99.90,  -0.31,
10/07 05Z,   0.60,   4.86,   5.22,  99.90,  -0.24,
10/07 06Z,   0.60,   5.37,   5.77,  99.90,  -0.20,
10/07 07Z,   0.50,   5.97,   6.33,  99.90,  -0.14,
10/07 08Z,   0.50,   6.41,   6.90,  99.90,  -0.01,
10/07 09Z,   0.60,   6.47,   6.93,  99.90,  -0.14,  (max)
10/07 10Z,   0.60,   6.00,   6.56,  99.90,  -0.04,
10/07 11Z,   0.60,   4.98,   5.51,  99.90,  -0.07,
10/07 12Z,   0.70,   3.55,   4.02,  99.90,  -0.23,
10/07 13Z,   0.70,   2.08,   2.48,  99.90,  -0.30,
10/07 14Z,   0.80,   1.06,   1.20,  99.90,  -0.66,
10/07 15Z,   0.70,   0.77,   0.79,  99.90,  -0.68,  (min)
10/07 16Z,   0.70,   1.14,   1.17,  99.90,  -0.67,
10/07 17Z,   0.70,   2.01,   2.20,  99.90,  -0.51,
10/07 18Z,   0.80,   3.27,   3.40,  99.90,  -0.67,
10/07 19Z,   0.70,   4.82,   5.00,  99.90,  -0.52,
10/07 20Z,   0.70,   6.40,   6.55,  99.90,  -0.55,
10/07 21Z,   0.70,   7.70,   7.85,  99.90,  -0.55,
10/07 22Z,   0.80,   8.42,   8.54,  99.90,  -0.68,  (max)
10/07 23Z,   0.70,   8.38,   8.53,  99.90,  -0.55,
10/08 00Z,   0.60,   7.52,   7.80,  99.90,  -0.32,
10/08 01Z,   0.70,   6.12,   6.47,  99.90,  -0.35,
10/08 02Z,   0.70,   4.70,   5.04,  99.90,  -0.36,
10/08 03Z,   0.70,   3.74,   3.99,  99.90,  -0.45,
10/08 04Z,   0.60,   3.40,   3.67,  99.90,  -0.33,  (min)
10/08 05Z,   0.70,   3.55,   3.92,  99.90,  -0.33,
10/08 06Z,   0.70,   4.07,   4.51,  99.90,  -0.26,
10/08 07Z,   0.60,   4.87,   5.22,  99.90,  -0.25,
10/08 08Z,   0.60,   5.77,   6.20,  99.90,  -0.17,
10/08 09Z,   0.70,   6.49,   6.95,  99.90,  -0.24,
10/08 10Z,   0.70,   6.78,   7.24,  99.90,  -0.24,  (max)
10/08 11Z,   0.60,   6.46,   6.87,  99.90,  -0.19,
10/08 12Z,   0.70,   5.50,   5.93,  99.90,  -0.27,
10/08 13Z,   0.80,   4.08,   4.54,  99.90,  -0.34,
10/08 14Z,   0.80,   2.64,   2.97,  99.90,  -0.47,
10/08 15Z,   0.70,   1.72,   1.83,  99.90,  -0.59,
10/08 16Z,   0.70,   1.54,   1.57,  99.90,  -0.67,  (min)
10/08 17Z,   0.80,   2.03,   2.13,  99.90,  -0.70,
10/08 18Z,   0.80,   2.97,   3.17,  99.90,  -0.60,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/08 19Z,   0.80,   4.27,  99.90,   4.48,  -0.58,
10/08 20Z,   0.80,   5.77,  99.90,   6.01,  -0.56,
10/08 21Z,   0.80,   7.19,  99.90,   7.45,  -0.54,
10/08 22Z,   0.80,   8.19,  99.90,   8.47,  -0.52,
10/08 23Z,   0.80,   8.48,  99.90,   8.78,  -0.50,  (max)
10/09 00Z,   0.80,   7.91,  99.90,   8.23,  -0.48,
10/09 01Z,   0.90,   6.55,  99.90,   6.99,  -0.46,
10/09 02Z,   0.90,   4.79,  99.90,   5.25,  -0.44,
10/09 03Z,   0.90,   3.24,  99.90,   3.73,  -0.42,
10/09 04Z,   0.90,   2.38,  99.90,   2.88,  -0.40,
10/09 05Z,   1.00,   2.26,  99.90,   2.88,  -0.38,  (min)
10/09 06Z,   1.00,   2.69,  99.90,   3.33,  -0.36,
10/09 07Z,   1.00,   3.51,  99.90,   4.16,  -0.36,
10/09 08Z,   1.00,   4.62,  99.90,   5.26,  -0.36,
10/09 09Z,   1.00,   5.78,  99.90,   6.43,  -0.36,
10/09 10Z,   1.00,   6.72,  99.90,   7.36,  -0.36,
10/09 11Z,   1.10,   7.14,  99.90,   7.89,  -0.36,  (max)
10/09 12Z,   1.10,   6.89,  99.90,   7.64,  -0.36,
10/09 13Z,   1.10,   5.95,  99.90,   6.69,  -0.36,
10/09 14Z,   1.10,   4.56,  99.90,   5.30,  -0.36,
10/09 15Z,   1.20,   3.24,  99.90,   4.08,  -0.36,
10/09 16Z,   1.30,   2.50,  99.90,   3.45,  -0.36,  (min)
10/09 17Z,   1.50,   2.52,  99.90,   3.67,  -0.36,
10/09 18Z,   1.50,   3.14,  99.90,   4.28,  -0.36,
10/09 19Z,   1.50,   4.14,  99.90,   5.28,  -0.36,
10/09 20Z,   1.50,   5.40,  99.90,   6.55,  -0.36,
10/09 21Z,   1.40,   6.75,  99.90,   7.80,  -0.36,
10/09 22Z,   1.30,   7.87,  99.90,   8.82,  -0.36,
10/09 23Z,   1.30,   8.43,  99.90,   9.37,  -0.36,  (max)
10/10 00Z,   1.30,   8.17,  99.90,   9.12,  -0.36,
10/10 01Z,   1.30,   7.04,  99.90,   7.98,  -0.36,
10/10 02Z,   1.20,   5.22,  99.90,   6.07,  -0.36,
10/10 03Z,   1.20,   3.25,  99.90,   4.10,  -0.36,
10/10 04Z,   1.20,   1.78,  99.90,   2.62,  -0.36,
10/10 05Z,   1.10,   1.17,  99.90,   1.91,  -0.36,  (min)
10/10 06Z,   1.10,   1.37,  99.90,   2.11,  -0.36,
10/10 07Z,   1.10,   2.13,  99.90,   2.88,  -0.36,
10/10 08Z,   1.00,   3.27,  99.90,   3.91,  -0.36,
10/10 09Z,   1.00,   4.64,  99.90,   5.28,  -0.36,
10/10 10Z,   1.00,   6.00,  99.90,   6.65,  -0.36,
10/10 11Z,   1.00,   7.05,  99.90,   7.70,  -0.36,
10/10 12Z,   1.00,   7.52,  99.90,   8.17,  -0.36,  (max)
10/10 13Z,   1.00,   7.27,  99.90,   7.91,  -0.36,
10/10 14Z,   1.00,   6.33,  99.90,   6.98,  -0.36,
10/10 15Z,   1.00,   5.03,  99.90,   5.68,  -0.36,
10/10 16Z,   1.00,   3.91,  99.90,   4.56,  -0.36,
10/10 17Z,   1.00,   3.42,  99.90,   4.07,  -0.36,  (min)
10/10 18Z,   1.00,   3.64,  99.90,   4.28,  -0.36,
10/10 19Z,   1.00,   4.35,  99.90,   4.99,  -0.36,
10/10 20Z,   1.00,   5.33,  99.90,   5.98,  -0.36,
10/10 21Z,   1.00,   6.47,  99.90,   7.11,  -0.36,
10/10 22Z,   1.00,   7.56,  99.90,   8.20,  -0.36,
10/10 23Z,   1.00,   8.26,  99.90,   8.91,  -0.36,
10/11 00Z,   1.00,   8.28,  99.90,   8.92,  -0.36,  (max)
10/11 01Z,   1.00,   7.44,  99.90,   8.09,  -0.36,
10/11 02Z,   1.00,   5.81,  99.90,   6.45,  -0.36,
10/11 03Z,   1.00,   3.71,  99.90,   4.35,  -0.36,
10/11 04Z,   1.00,   1.74,  99.90,   2.39,  -0.36,
10/11 05Z,   1.00,   0.52,  99.90,   1.16,  -0.36,
10/11 06Z,   1.00,   0.29,  99.90,   0.93,  -0.36,  (min)
10/11 07Z,   1.00,   0.86,  99.90,   1.51,  -0.36,
10/11 08Z,   1.00,   1.95,  99.90,   2.59,  -0.36,
10/11 09Z,   1.00,   3.35,  99.90,   3.99,  -0.36,
10/11 10Z,   1.00,   4.91,  99.90,   5.56,  -0.36,
10/11 11Z,   1.00,   6.38,  99.90,   7.03,  -0.36,
10/11 12Z,   1.00,   7.44,  99.90,   8.09,  -0.36,
10/11 13Z,   1.00,   7.87,  99.90,   8.52,  -0.36,  (max)
10/11 14Z,   1.00,   7.58,  99.90,   8.22,  -0.36,
10/11 15Z,   0.90,   6.67,  99.90,   7.22,  -0.36,
10/11 16Z,   1.00,   5.52,  99.90,   6.17,  -0.36,
10/11 17Z,   1.00,   4.65,  99.90,   5.29,  -0.36,
10/11 18Z,   1.00,   4.41,  99.90,   5.05,  -0.36,  (min)
10/11 19Z,   1.00,   4.77,  99.90,   5.42,  -0.36,
10/11 20Z,   0.90,   5.49,  99.90,   6.03,  -0.36,
10/11 21Z,   0.90,   6.36,  99.90,   6.91,  -0.36,
10/11 22Z,   0.90,   7.28,  99.90,   7.83,  -0.36,
10/11 23Z,   1.00,   8.02,  99.90,   8.66,  -0.36,
10/12 00Z,   1.00,   8.25,  99.90,   8.89,  -0.36,  (max)
10/12 01Z,   1.00,   7.71,  99.90,   8.36,  -0.36,
10/12 02Z,   1.00,   6.38,  99.90,   7.02,  -0.36,
10/12 03Z,   1.00,   4.41,  99.90,   5.05,  -0.36,
10/12 04Z,   1.00,   2.23,  99.90,   2.88,  -0.36,
10/12 05Z,   1.00,   0.48,  99.90,   1.13,  -0.36,
10/12 06Z,   1.00,  -0.35,  99.90,   0.30,  -0.36,  (min)
10/12 07Z,   1.00,  -0.16,  99.90,   0.49,  -0.36,
10/12 08Z,   1.00,   0.77,  99.90,   1.42,  -0.36,
10/12 09Z,   1.00,   2.12,  99.90,   2.76,  -0.36,
10/12 10Z,   1.00,   3.70,  99.90,   4.35,  -0.36,
10/12 11Z,   1.00,   5.36,  99.90,   6.01,  -0.36,
10/12 12Z,   1.00,   6.83,  99.90,   7.47,  -0.36,