EXTRA-TROPICAL  STORM  SURGE
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Datum
hat-on
mhhw-on
msl-on
mllw-on
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Gulf of Alaska
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Crescent City, CA
North Spit, CA
Arena Cove, CA
Point Reyes, CA
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Surge List
West Coast
#Portsmouth (Fort Point), NH : 04/16/2026 16:21:09 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 00Z,   0.80,   7.22,  99.90,   8.02,   0.00,
04/15 01Z,   0.90,   8.49,  99.90,   9.39,   0.00,
04/15 02Z,   0.90,   8.83,  99.90,   9.73,   0.00,  (max)
04/15 03Z,   0.90,   8.19,  99.90,   9.09,   0.00,
04/15 04Z,   0.90,   6.62,  99.90,   7.52,   0.00,
04/15 05Z,   0.80,   4.44,  99.90,   5.24,   0.00,
04/15 06Z,   0.70,   2.31,  99.90,   3.01,   0.00,
04/15 07Z,   0.70,   0.83,  99.90,   1.53,   0.00,
04/15 08Z,   0.70,   0.34,  99.90,   1.04,   0.00,  (min)
04/15 09Z,   0.70,   0.92,  99.90,   1.62,   0.00,
04/15 10Z,   0.60,   2.44,  99.90,   3.04,   0.00,
04/15 11Z,   0.60,   4.52,  99.90,   5.12,   0.00,
04/15 12Z,   0.50,   6.66,  99.90,   7.16,   0.00,
04/15 13Z,   0.50,   8.31,  99.90,   8.81,   0.00,
04/15 14Z,   0.40,   9.05,  99.90,   9.45,   0.00,  (max)
04/15 15Z,   0.40,   8.75,  99.90,   9.15,   0.00,
04/15 16Z,   0.40,   7.43,  99.90,   7.83,   0.00,
04/15 17Z,   0.40,   5.31,  99.90,   5.71,   0.00,
04/15 18Z,   0.50,   2.97,  99.90,   3.47,   0.00,
04/15 19Z,   0.50,   1.12,  99.90,   1.62,   0.00,
04/15 20Z,   0.60,   0.23,  99.90,   0.83,   0.00,  (min)
04/15 21Z,   0.60,   0.48,  99.90,   1.08,   0.00,
04/15 22Z,   0.60,   1.80,  99.90,   2.40,   0.00,
04/15 23Z,   0.70,   3.87,  99.90,   4.57,   0.00,
04/16 00Z,   0.60,   6.19,  99.90,   6.79,   0.00,
04/16 01Z,   0.60,   8.17,  99.90,   8.77,   0.00,
04/16 02Z,   0.70,   9.32,  99.90,  10.02,   0.00,  (max)
04/16 03Z,   0.60,   9.38,  99.90,   9.98,   0.00,
04/16 04Z,   0.60,   8.34,  99.90,   8.94,   0.00,
04/16 05Z,   0.70,   6.33,  99.90,   7.03,   0.00,
04/16 06Z,   0.60,   3.79,  99.90,   4.39,   0.00,
04/16 07Z,   0.60,   1.48,  99.90,   2.08,   0.00,
04/16 08Z,   0.70,   0.02,  99.90,   0.72,   0.00,
04/16 09Z,   0.70,  -0.27,  99.90,   0.43,   0.00,  (min)
04/16 10Z,   0.70,   0.64,  99.90,   1.34,   0.00,
04/16 11Z,   0.70,   2.51,  99.90,   3.21,   0.00,
04/16 12Z,   0.70,   4.89,  99.90,   5.59,   0.00,
04/16 13Z,   0.70,   7.18,  99.90,   7.88,   0.00,
04/16 14Z,   0.60,   8.81,  99.90,   9.41,   0.00,
04/16 15Z,   0.60,   9.38,  99.90,   9.98,   0.00,  (max)
04/16 16Z,   0.70,   8.80,  99.90,   9.50,   0.00,
04/16 17Z,   0.70,   7.14,  99.90,   7.84,   0.00,
04/16 18Z,   0.70,   4.74,  99.90,   5.44,   0.00,
04/16 19Z,   0.70,   2.27,  99.90,   2.97,   0.00,
04/16 20Z,   0.70,   0.49,  99.90,   1.19,   0.00,
04/16 21Z,   0.70,  -0.14,  99.90,   0.56,   0.00,  (min)
04/16 22Z,   0.70,   0.50,  99.90,   1.20,   0.00,
04/16 23Z,   0.80,   2.24,  99.90,   3.04,   0.00,
04/17 00Z,   0.80,   4.66,  99.90,   5.46,   0.00,
04/17 01Z,   0.80,   7.17,  99.90,   7.97,   0.00,
04/17 02Z,   0.80,   9.13,  99.90,   9.93,   0.00,
04/17 03Z,   0.80,  10.05,  99.90,  10.85,   0.00,  (max)
04/17 04Z,   0.70,   9.75,  99.90,  10.45,   0.00,
04/17 05Z,   0.70,   8.27,  99.90,   8.97,   0.00,
04/17 06Z,   0.70,   5.83,  99.90,   6.53,   0.00,
04/17 07Z,   0.70,   3.01,  99.90,   3.71,   0.00,
04/17 08Z,   0.70,   0.63,  99.90,   1.33,   0.00,
04/17 09Z,   0.70,  -0.70,  99.90,  -0.00,   0.00,
04/17 10Z,   0.70,  -0.71,  99.90,  -0.01,   0.00,  (min)
04/17 11Z,   0.70,   0.55,  99.90,   1.25,   0.00,
04/17 12Z,   0.70,   2.76,  99.90,   3.46,   0.00,
04/17 13Z,   0.60,   5.36,  99.90,   5.96,   0.00,
04/17 14Z,   0.70,   7.71,  99.90,   8.41,   0.00,
04/17 15Z,   0.60,   9.22,  99.90,   9.82,   0.00,
04/17 16Z,   0.60,   9.55,  99.90,  10.15,   0.00,  (max)
04/17 17Z,   0.60,   8.66,  99.90,   9.26,   0.00,
04/17 18Z,   0.60,   6.70,  99.90,   7.30,   0.00,
04/17 19Z,   0.60,   4.08,  99.90,   4.68,   0.00,
04/17 20Z,   0.60,   1.59,  99.90,   2.19,   0.00,
04/17 21Z,   0.60,  -0.00,  99.90,   0.60,   0.00,
04/17 22Z,   0.60,  -0.30,  99.90,   0.30,   0.00,  (min)
04/17 23Z,   0.60,   0.74,  99.90,   1.34,   0.00,
04/18 00Z,   0.60,   2.86,  99.90,   3.46,   0.00,
04/18 01Z,   0.60,   5.53,  99.90,   6.13,   0.00,
04/18 02Z,   0.60,   8.10,  99.90,   8.70,   0.00,
04/18 03Z,   0.60,   9.92,  99.90,  10.52,   0.00,
04/18 04Z,   0.60,  10.55,  99.90,  11.15,   0.00,  (max)
04/18 05Z,   0.60,   9.87,  99.90,  10.47,   0.00,
04/18 06Z,   0.60,   7.98,  99.90,   8.58,   0.00,
04/18 07Z,   0.70,   5.21,  99.90,   5.91,   0.00,
04/18 08Z,   0.70,   2.23,  99.90,   2.93,   0.00,
04/18 09Z,   0.70,  -0.11,  99.90,   0.59,   0.00,
04/18 10Z,   0.70,  -1.22,  99.90,  -0.52,   0.00,  (min)
04/18 11Z,   0.80,  -0.91,  99.90,  -0.11,   0.00,
04/18 12Z,   0.80,   0.68,  99.90,   1.48,   0.00,
04/18 13Z,   0.80,   3.13,  99.90,   3.93,   0.00,
04/18 14Z,   0.90,   5.84,  99.90,   6.74,   0.00,
04/18 15Z,   0.90,   8.13,  99.90,   9.03,   0.00,
04/18 16Z,   0.90,   9.45,  99.90,  10.35,   0.00,
04/18 17Z,   0.90,   9.53,  99.90,  10.43,   0.00,  (max)
04/18 18Z,   0.80,   8.37,  99.90,   9.17,   0.00,
04/18 19Z,   0.80,   6.17,  99.90,   6.97,   0.00,
04/18 20Z,   0.80,   3.46,  99.90,   4.26,   0.00,
04/18 21Z,   0.80,   1.07,  99.90,   1.87,   0.00,
04/18 22Z,   0.80,  -0.26,  99.90,   0.54,   0.00,  (min)
04/18 23Z,   0.90,  -0.22,  99.90,   0.68,   0.00,
04/19 00Z,   0.90,   1.17,  99.90,   2.07,   0.00,
04/19 01Z,   1.00,   3.56,  99.90,   4.56,   0.00,
04/19 02Z,   0.90,   6.34,  99.90,   7.24,   0.00,
04/19 03Z,   0.90,   8.84,  99.90,   9.74,   0.00,
04/19 04Z,   0.80,  10.44,  99.90,  11.24,   0.00,
04/19 05Z,   0.80,  10.75,  99.90,  11.55,   0.00,  0.06 ft above HAT  (max)
04/19 06Z,   0.70,   9.74,  99.90,  10.44,   0.00,
04/19 07Z,   0.70,   7.55,  99.90,   8.25,   0.00,
04/19 08Z,   0.60,   4.58,  99.90,   5.18,   0.00,
04/19 09Z,   0.60,   1.59,  99.90,   2.19,   0.00,
04/19 10Z,   0.60,  -0.59,  99.90,   0.01,   0.00,
04/19 11Z,   0.60,  -1.44,  99.90,  -0.84,   0.00,  (min)
04/19 12Z,   0.60,  -0.86,  99.90,  -0.26,   0.00,
04/19 13Z,   0.60,   0.96,  99.90,   1.56,   0.00,
04/19 14Z,   0.60,   3.53,  99.90,   4.13,   0.00,
04/19 15Z,   0.60,   6.21,  99.90,   6.81,   0.00,
04/19 16Z,   0.60,   8.36,  99.90,   8.96,   0.00,
04/19 17Z,   0.60,   9.46,  99.90,  10.06,   0.00,  (max)
04/19 18Z,   0.60,   9.32,  99.90,   9.92,   0.00,
04/19 19Z,   0.60,   7.98,  99.90,   8.58,   0.00,
04/19 20Z,   0.50,   5.67,  99.90,   6.17,   0.00,
04/19 21Z,   0.50,   3.00,  99.90,   3.50,   0.00,
04/19 22Z,   0.40,   0.80,  99.90,   1.20,   0.00,
04/19 23Z,   0.50,  -0.26,  99.90,   0.24,   0.00,  (min)
04/20 00Z,   0.30,   0.08,  99.90,   0.38,   0.00,
04/20 01Z,   0.30,   1.69,  99.90,   1.99,   0.00,
04/20 02Z,   0.20,   4.18,  99.90,   4.38,   0.00,
04/20 03Z,   0.10,   6.93,  99.90,   7.03,   0.00,
04/20 04Z,   0.10,   9.27,  99.90,   9.37,   0.00,
04/20 05Z,   0.00,  10.62,  99.90,  10.62,   0.00,
04/20 06Z,   0.00,  10.68,  99.90,  10.68,   0.00,
04/20 07Z,  99.90,   9.44,  99.90,  99.90,   0.00,
04/20 08Z,  99.90,   7.10,  99.90,  99.90,   0.00,
04/20 09Z,  99.90,   4.09,  99.90,  99.90,   0.00,
04/20 10Z,  99.90,   1.21,  99.90,  99.90,   0.00,
04/20 11Z,  99.90,  -0.75,  99.90,  99.90,   0.00,
04/20 12Z,  99.90,  -1.37,  99.90,  99.90,   0.00,