EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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Alaska
Gulf of Alaska
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Cherry Point, WA
Friday Harbor WA
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Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
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Port Orford, OR
Crescent City, CA
North Spit, CA
Arena Cove, CA
Point Reyes, CA
Port Chicago, CA
San Francisco CA
Surge List
West Coast
#Seattle, WA : 11/10/2025 20:21:27 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/09 00Z,   0.20,  10.24,  10.49,  99.90,   0.05,
11/09 01Z,   0.20,  10.99,  11.27,  99.90,   0.08,
11/09 02Z,   0.20,  11.02,  11.40,  99.90,   0.18,  (max)
11/09 03Z,   0.20,  10.05,  10.53,  99.90,   0.28,
11/09 04Z,   0.20,   8.08,   8.68,  99.90,   0.40,
11/09 05Z,   0.20,   5.36,   5.98,  99.90,   0.42,
11/09 06Z,   0.10,   2.29,   2.74,  99.90,   0.35,
11/09 07Z,   0.10,  -0.60,  -0.16,  99.90,   0.34,
11/09 08Z,   0.10,  -2.61,  -2.10,  99.90,   0.41,
11/09 09Z,   0.10,  -3.15,  -2.56,  99.90,   0.49,  (min)
11/09 10Z,   0.10,  -2.03,  -1.34,  99.90,   0.59,
11/09 11Z,   0.10,   0.39,   0.86,  99.90,   0.37,
11/09 12Z,   0.10,   3.50,   3.81,  99.90,   0.21,
11/09 13Z,   0.10,   6.67,   6.91,  99.90,   0.14,
11/09 14Z,   0.10,   9.38,   9.45,  99.90,  -0.03,
11/09 15Z,   0.10,  11.24,  11.26,  99.90,  -0.08,
11/09 16Z,   0.10,  12.13,  12.27,  99.90,   0.04,
11/09 17Z,   0.10,  12.17,  12.38,  99.90,   0.11,  (max)
11/09 18Z,   0.10,  11.53,  11.83,  99.90,   0.20,
11/09 19Z,   0.20,  10.41,  10.91,  99.90,   0.30,
11/09 20Z,   0.20,   9.15,   9.64,  99.90,   0.29,
11/09 21Z,   0.10,   8.19,   8.50,  99.90,   0.21,
11/09 22Z,   0.20,   7.86,   8.07,  99.90,   0.01,  (min)
11/09 23Z,   0.20,   8.17,   8.27,  99.90,  -0.10,
11/10 00Z,   0.10,   8.89,   8.88,  99.90,  -0.11,
11/10 01Z,   0.10,   9.69,   9.63,  99.90,  -0.16,
11/10 02Z,   0.10,  10.24,  10.23,  99.90,  -0.11,
11/10 03Z,   0.10,  10.17,  10.29,  99.90,   0.02,  (max)
11/10 04Z,   0.10,   9.23,   9.48,  99.90,   0.15,
11/10 05Z,   0.10,   7.43,   7.76,  99.90,   0.23,
11/10 06Z,   0.10,   4.99,   5.36,  99.90,   0.27,
11/10 07Z,   0.10,   2.27,   2.52,  99.90,   0.15,
11/10 08Z,   0.10,  -0.24,   0.01,  99.90,   0.15,
11/10 09Z,   0.10,  -1.90,  -1.55,  99.90,   0.25,
11/10 10Z,   0.10,  -2.19,  -1.88,  99.90,   0.21,  (min)
11/10 11Z,   0.10,  -1.02,  -0.75,  99.90,   0.17,
11/10 12Z,   0.10,   1.24,   1.30,  99.90,  -0.04,
11/10 13Z,   0.10,   4.06,   4.11,  99.90,  -0.05,
11/10 14Z,   0.10,   6.91,   7.01,  99.90,  -0.00,
11/10 15Z,   0.10,   9.35,   9.36,  99.90,  -0.09,
11/10 16Z,   0.10,  11.03,  11.09,  99.90,  -0.04,
11/10 17Z,   0.10,  11.85,  12.00,  99.90,   0.05,
11/10 18Z,   0.10,  11.92,  12.11,  99.90,   0.09,  (max)
11/10 19Z,   0.10,  11.35,  11.63,  99.90,   0.18,
11/10 20Z,   0.10,  10.31,  10.71,  99.90,   0.30,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/10 21Z,   0.10,   9.08,  99.90,   9.46,   0.28,
11/10 22Z,   0.10,   8.10,  99.90,   8.46,   0.26,
11/10 23Z,   0.10,   7.64,  99.90,   7.98,   0.24,  (min)
11/11 00Z,   0.10,   7.73,  99.90,   8.05,   0.22,
11/11 01Z,   0.10,   8.19,  99.90,   8.48,   0.20,
11/11 02Z,   0.10,   8.80,  99.90,   9.07,   0.18,
11/11 03Z,   0.10,   9.27,  99.90,   9.52,   0.15,  (max)
11/11 04Z,   0.10,   9.26,  99.90,   9.49,   0.13,
11/11 05Z,   0.10,   8.51,  99.90,   8.72,   0.11,
11/11 06Z,   0.10,   7.03,  99.90,   7.22,   0.09,
11/11 07Z,   0.10,   4.99,  99.90,   5.16,   0.07,
11/11 08Z,   0.10,   2.69,  99.90,   2.83,   0.05,
11/11 09Z,   0.00,   0.57,  99.90,   0.61,   0.05,
11/11 10Z,   0.00,  -0.80,  99.90,  -0.75,   0.05,
11/11 11Z,   0.00,  -0.97,  99.90,  -0.93,   0.05,  (min)
11/11 12Z,   0.00,   0.09,  99.90,   0.13,   0.05,
11/11 13Z,   0.00,   2.07,  99.90,   2.11,   0.05,
11/11 14Z,   0.00,   4.54,  99.90,   4.59,   0.05,
11/11 15Z,   0.00,   7.08,  99.90,   7.12,   0.05,
11/11 16Z,   0.00,   9.27,  99.90,   9.32,   0.05,
11/11 17Z,   0.00,  10.82,  99.90,  10.86,   0.05,
11/11 18Z,   0.00,  11.60,  99.90,  11.65,   0.05,
11/11 19Z,   0.00,  11.70,  99.90,  11.74,   0.05,  (max)
11/11 20Z,   0.00,  11.16,  99.90,  11.21,   0.05,
11/11 21Z,   0.00,  10.12,  99.90,  10.16,   0.05,
11/11 22Z,   0.00,   8.84,  99.90,   8.88,   0.05,
11/11 23Z,   0.00,   7.72,  99.90,   7.77,   0.05,
11/12 00Z,   0.00,   7.06,  99.90,   7.11,   0.05,
11/12 01Z,   0.00,   6.90,  99.90,   6.94,   0.05,  (min)
11/12 02Z,   0.00,   7.15,  99.90,   7.20,   0.05,
11/12 03Z,   0.00,   7.68,  99.90,   7.72,   0.05,
11/12 04Z,   0.00,   8.21,  99.90,   8.26,   0.05,
11/12 05Z,   0.10,   8.39,  99.90,   8.54,   0.05,  (max)
11/12 06Z,   0.10,   7.97,  99.90,   8.11,   0.05,
11/12 07Z,   0.10,   6.90,  99.90,   7.04,   0.05,
11/12 08Z,   0.10,   5.31,  99.90,   5.46,   0.05,
11/12 09Z,   0.10,   3.44,  99.90,   3.59,   0.05,
11/12 10Z,   0.10,   1.66,  99.90,   1.81,   0.05,
11/12 11Z,   0.10,   0.50,  99.90,   0.64,   0.05,
11/12 12Z,   0.10,   0.33,  99.90,   0.48,   0.05,  (min)
11/12 13Z,   0.20,   1.20,  99.90,   1.44,   0.05,
11/12 14Z,   0.20,   2.86,  99.90,   3.11,   0.05,
11/12 15Z,   0.20,   5.01,  99.90,   5.25,   0.05,
11/12 16Z,   0.20,   7.28,  99.90,   7.53,   0.05,
11/12 17Z,   0.20,   9.29,  99.90,   9.54,   0.05,
11/12 18Z,   0.20,  10.73,  99.90,  10.98,   0.05,
11/12 19Z,   0.20,  11.48,  99.90,  11.73,   0.05,
11/12 20Z,   0.20,  11.55,  99.90,  11.79,   0.05,  (max)
11/12 21Z,   0.30,  10.95,  99.90,  11.30,   0.05,
11/12 22Z,   0.30,   9.79,  99.90,  10.13,   0.05,
11/12 23Z,   0.30,   8.34,  99.90,   8.68,   0.05,
11/13 00Z,   0.30,   7.01,  99.90,   7.36,   0.05,
11/13 01Z,   0.30,   6.11,  99.90,   6.45,   0.05,
11/13 02Z,   0.30,   5.74,  99.90,   6.09,   0.05,  (min)
11/13 03Z,   0.30,   5.90,  99.90,   6.25,   0.05,
11/13 04Z,   0.30,   6.49,  99.90,   6.83,   0.05,
11/13 05Z,   0.40,   7.22,  99.90,   7.66,   0.05,
11/13 06Z,   0.40,   7.71,  99.90,   8.15,   0.05,  (max)
11/13 07Z,   0.40,   7.67,  99.90,   8.12,   0.05,
11/13 08Z,   0.40,   7.05,  99.90,   7.49,   0.05,
11/13 09Z,   0.40,   5.91,  99.90,   6.35,   0.05,
11/13 10Z,   0.50,   4.41,  99.90,   4.96,   0.05,
11/13 11Z,   0.50,   2.90,  99.90,   3.45,   0.05,
11/13 12Z,   0.50,   1.85,  99.90,   2.40,   0.05,
11/13 13Z,   0.50,   1.62,  99.90,   2.16,   0.05,  (min)
11/13 14Z,   0.60,   2.27,  99.90,   2.91,   0.05,
11/13 15Z,   0.60,   3.66,  99.90,   4.30,   0.05,
11/13 16Z,   0.60,   5.55,  99.90,   6.20,   0.05,
11/13 17Z,   0.60,   7.63,  99.90,   8.28,   0.05,
11/13 18Z,   0.70,   9.50,  99.90,  10.25,   0.05,
11/13 19Z,   0.70,  10.83,  99.90,  11.57,   0.05,
11/13 20Z,   0.70,  11.47,  99.90,  12.21,   0.05,  (max)
11/13 21Z,   0.70,  11.40,  99.90,  12.14,   0.05,
11/13 22Z,   0.70,  10.61,  99.90,  11.36,   0.05,
11/13 23Z,   0.80,   9.20,  99.90,  10.05,   0.05,
11/14 00Z,   0.80,   7.49,  99.90,   8.33,   0.05,
11/14 01Z,   0.80,   5.92,  99.90,   6.76,   0.05,
11/14 02Z,   0.80,   4.83,  99.90,   5.67,   0.05,
11/14 03Z,   0.80,   4.38,  99.90,   5.23,   0.05,  (min)
11/14 04Z,   0.80,   4.62,  99.90,   5.46,   0.05,
11/14 05Z,   0.80,   5.42,  99.90,   6.27,   0.05,
11/14 06Z,   0.80,   6.47,  99.90,   7.31,   0.05,
11/14 07Z,   0.80,   7.32,  99.90,   8.17,   0.05,
11/14 08Z,   0.80,   7.69,  99.90,   8.53,   0.05,  (max)
11/14 09Z,   0.80,   7.48,  99.90,   8.32,   0.05,
11/14 10Z,   0.80,   6.71,  99.90,   7.55,   0.05,
11/14 11Z,   0.80,   5.49,  99.90,   6.34,   0.05,
11/14 12Z,   0.80,   4.15,  99.90,   5.00,   0.05,