EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
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Alaska
Gulf of Alaska
Status
Stations
Cherry Point, WA
Friday Harbor WA
Port Townsend
Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
Astoria, OR
South Beach, OR
Charleston, OR
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 : 07/16/2025 14:22:14 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/14 18Z,   0.20,   3.59,   3.70,  99.90,  -0.09,
07/14 19Z,   0.20,   1.24,   1.21,  99.90,  -0.23,
07/14 20Z,   0.20,  -0.57,  -0.58,  99.90,  -0.21,
07/14 21Z,   0.10,  -1.25,  -0.97,  99.90,   0.18,  (min)
07/14 22Z,   0.10,  -0.50,   0.03,  99.90,   0.43,
07/14 23Z,   0.10,   1.50,   1.90,  99.90,   0.30,
07/15 00Z,   0.20,   4.24,   4.67,  99.90,   0.23,
07/15 01Z,   0.20,   7.13,   7.55,  99.90,   0.22,
07/15 02Z,   0.20,   9.66,   9.86,  99.90,   0.00,
07/15 03Z,   0.20,  11.40,  11.28,  99.90,  -0.32,
07/15 04Z,   0.20,  12.09,  11.80,  99.90,  -0.49,  (max)
07/15 05Z,   0.20,  11.75,  11.34,  99.90,  -0.61,
07/15 06Z,   0.20,  10.58,  10.35,  99.90,  -0.43,
07/15 07Z,   0.20,   8.90,   8.79,  99.90,  -0.31,
07/15 08Z,   0.20,   7.09,   7.02,  99.90,  -0.27,
07/15 09Z,   0.20,   5.67,   5.62,  99.90,  -0.25,
07/15 10Z,   0.20,   5.07,   5.05,  99.90,  -0.22,  (min)
07/15 11Z,   0.20,   5.37,   5.38,  99.90,  -0.19,
07/15 12Z,   0.20,   6.28,   6.27,  99.90,  -0.21,
07/15 13Z,   0.20,   7.40,   7.46,  99.90,  -0.14,
07/15 14Z,   0.20,   8.38,   8.57,  99.90,  -0.01,
07/15 15Z,   0.20,   8.86,   9.24,  99.90,   0.18,  (max)
07/15 16Z,   0.20,   8.57,   8.94,  99.90,   0.17,
07/15 17Z,   0.20,   7.44,   7.72,  99.90,   0.08,
07/15 18Z,   0.20,   5.68,   5.93,  99.90,   0.05,
07/15 19Z,   0.20,   3.61,   3.62,  99.90,  -0.19,
07/15 20Z,   0.20,   1.64,   1.54,  99.90,  -0.30,
07/15 21Z,   0.20,   0.30,   0.29,  99.90,  -0.21,  (min)
07/15 22Z,   0.20,   0.07,   0.35,  99.90,   0.08,
07/15 23Z,   0.20,   1.16,   1.61,  99.90,   0.25,
07/16 00Z,   0.30,   3.29,   3.75,  99.90,   0.16,
07/16 01Z,   0.30,   5.93,   6.50,  99.90,   0.27,
07/16 02Z,   0.30,   8.55,   9.16,  99.90,   0.31,
07/16 03Z,   0.30,  10.69,  11.11,  99.90,   0.12,
07/16 04Z,   0.30,  11.95,  12.09,  99.90,  -0.16,  (max)
07/16 05Z,   0.30,  12.12,  12.08,  99.90,  -0.34,
07/16 06Z,   0.40,  11.28,  11.27,  99.90,  -0.41,
07/16 07Z,   0.40,   9.68,   9.86,  99.90,  -0.22,
07/16 08Z,   0.40,   7.69,   7.86,  99.90,  -0.23,
07/16 09Z,   0.40,   5.73,   5.87,  99.90,  -0.26,
07/16 10Z,   0.40,   4.32,   4.54,  99.90,  -0.18,
07/16 11Z,   0.40,   3.85,   4.12,  99.90,  -0.13,  (min)
07/16 12Z,   0.40,   4.31,   4.62,  99.90,  -0.09,
07/16 13Z,   0.40,   5.38,   5.64,  99.90,  -0.14,
07/16 14Z,   0.40,   6.64,   6.92,  99.90,  -0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/16 15Z,   0.40,   7.73,  99.90,   8.02,  -0.11,
07/16 16Z,   0.40,   8.33,  99.90,   8.63,  -0.10,  (max)
07/16 17Z,   0.40,   8.17,  99.90,   8.48,  -0.09,
07/16 18Z,   0.50,   7.26,  99.90,   7.68,  -0.08,
07/16 19Z,   0.50,   5.81,  99.90,   6.24,  -0.07,
07/16 20Z,   0.50,   4.15,  99.90,   4.58,  -0.06,
07/16 21Z,   0.50,   2.64,  99.90,   3.09,  -0.06,
07/16 22Z,   0.50,   1.75,  99.90,   2.20,  -0.05,  (min)
07/16 23Z,   0.50,   1.87,  99.90,   2.34,  -0.04,
07/17 00Z,   0.50,   3.11,  99.90,   3.58,  -0.03,
07/17 01Z,   0.50,   5.15,  99.90,   5.63,  -0.02,
07/17 02Z,   0.50,   7.52,  99.90,   8.01,  -0.01,
07/17 03Z,   0.50,   9.74,  99.90,  10.23,  -0.01,
07/17 04Z,   0.50,  11.40,  99.90,  11.90,  -0.01,
07/17 05Z,   0.60,  12.15,  99.90,  12.75,  -0.01,  (max)
07/17 06Z,   0.60,  11.83,  99.90,  12.42,  -0.01,
07/17 07Z,   0.60,  10.55,  99.90,  11.14,  -0.01,
07/17 08Z,   0.60,   8.60,  99.90,   9.19,  -0.01,
07/17 09Z,   0.60,   6.37,  99.90,   6.96,  -0.01,
07/17 10Z,   0.60,   4.30,  99.90,   4.89,  -0.01,
07/17 11Z,   0.60,   2.91,  99.90,   3.51,  -0.01,
07/17 12Z,   0.60,   2.54,  99.90,   3.13,  -0.01,  (min)
07/17 13Z,   0.60,   3.13,  99.90,   3.72,  -0.01,
07/17 14Z,   0.60,   4.34,  99.90,   4.93,  -0.01,
07/17 15Z,   0.60,   5.76,  99.90,   6.35,  -0.01,
07/17 16Z,   0.60,   7.05,  99.90,   7.64,  -0.01,
07/17 17Z,   0.60,   7.86,  99.90,   8.45,  -0.01,
07/17 18Z,   0.60,   7.97,  99.90,   8.56,  -0.01,  (max)
07/17 19Z,   0.60,   7.41,  99.90,   8.00,  -0.01,
07/17 20Z,   0.60,   6.39,  99.90,   6.98,  -0.01,
07/17 21Z,   0.50,   5.20,  99.90,   5.69,  -0.01,
07/17 22Z,   0.50,   4.14,  99.90,   4.63,  -0.01,
07/17 23Z,   0.50,   3.59,  99.90,   4.08,  -0.01,  (min)
07/18 00Z,   0.60,   3.88,  99.90,   4.47,  -0.01,
07/18 01Z,   0.60,   5.05,  99.90,   5.64,  -0.01,
07/18 02Z,   0.60,   6.83,  99.90,   7.42,  -0.01,
07/18 03Z,   0.60,   8.79,  99.90,   9.38,  -0.01,
07/18 04Z,   0.60,  10.55,  99.90,  11.14,  -0.01,
07/18 05Z,   0.60,  11.75,  99.90,  12.34,  -0.01,
07/18 06Z,   0.60,  12.04,  99.90,  12.63,  -0.01,  (max)
07/18 07Z,   0.60,  11.29,  99.90,  11.88,  -0.01,
07/18 08Z,   0.60,   9.67,  99.90,  10.26,  -0.01,
07/18 09Z,   0.60,   7.47,  99.90,   8.06,  -0.01,
07/18 10Z,   0.60,   5.06,  99.90,   5.65,  -0.01,
07/18 11Z,   0.60,   2.91,  99.90,   3.51,  -0.01,
07/18 12Z,   0.60,   1.53,  99.90,   2.13,  -0.01,
07/18 13Z,   0.60,   1.23,  99.90,   1.82,  -0.01,  (min)
07/18 14Z,   0.60,   1.92,  99.90,   2.51,  -0.01,
07/18 15Z,   0.60,   3.27,  99.90,   3.86,  -0.01,
07/18 16Z,   0.60,   4.90,  99.90,   5.49,  -0.01,
07/18 17Z,   0.60,   6.45,  99.90,   7.04,  -0.01,
07/18 18Z,   0.60,   7.57,  99.90,   8.16,  -0.01,
07/18 19Z,   0.60,   8.04,  99.90,   8.64,  -0.01,  (max)
07/18 20Z,   0.60,   7.91,  99.90,   8.50,  -0.01,
07/18 21Z,   0.50,   7.36,  99.90,   7.85,  -0.01,
07/18 22Z,   0.50,   6.61,  99.90,   7.10,  -0.01,
07/18 23Z,   0.60,   5.88,  99.90,   6.47,  -0.01,
07/19 00Z,   0.60,   5.50,  99.90,   6.09,  -0.01,  (min)
07/19 01Z,   0.60,   5.75,  99.90,   6.35,  -0.01,
07/19 02Z,   0.60,   6.69,  99.90,   7.28,  -0.01,
07/19 03Z,   0.60,   8.08,  99.90,   8.67,  -0.01,
07/19 04Z,   0.60,   9.61,  99.90,  10.20,  -0.01,
07/19 05Z,   0.60,  10.96,  99.90,  11.55,  -0.01,
07/19 06Z,   0.60,  11.76,  99.90,  12.35,  -0.01,  (max)
07/19 07Z,   0.60,  11.69,  99.90,  12.28,  -0.01,
07/19 08Z,   0.60,  10.65,  99.90,  11.24,  -0.01,
07/19 09Z,   0.60,   8.80,  99.90,   9.39,  -0.01,
07/19 10Z,   0.60,   6.42,  99.90,   7.01,  -0.01,
07/19 11Z,   0.50,   3.88,  99.90,   4.37,  -0.01,
07/19 12Z,   0.50,   1.65,  99.90,   2.15,  -0.01,
07/19 13Z,   0.50,   0.26,  99.90,   0.75,  -0.01,
07/19 14Z,   0.50,  -0.01,  99.90,   0.48,  -0.01,  (min)
07/19 15Z,   0.50,   0.78,  99.90,   1.27,  -0.01,
07/19 16Z,   0.50,   2.30,  99.90,   2.79,  -0.01,
07/19 17Z,   0.50,   4.20,  99.90,   4.69,  -0.01,
07/19 18Z,   0.50,   6.07,  99.90,   6.56,  -0.01,
07/19 19Z,   0.50,   7.54,  99.90,   8.03,  -0.01,
07/19 20Z,   0.40,   8.41,  99.90,   8.80,  -0.01,
07/19 21Z,   0.40,   8.70,  99.90,   9.10,  -0.01,  (max)
07/19 22Z,   0.40,   8.57,  99.90,   8.96,  -0.01,
07/19 23Z,   0.40,   8.12,  99.90,   8.51,  -0.01,
07/20 00Z,   0.40,   7.55,  99.90,   7.94,  -0.01,
07/20 01Z,   0.40,   7.15,  99.90,   7.54,  -0.01,  (min)
07/20 02Z,   0.40,   7.21,  99.90,   7.60,  -0.01,
07/20 03Z,   0.50,   7.82,  99.90,   8.31,  -0.01,
07/20 04Z,   0.50,   8.82,  99.90,   9.31,  -0.01,
07/20 05Z,   0.50,   9.99,  99.90,  10.48,  -0.01,
07/20 06Z,   0.50,  11.02,  99.90,  11.52,  -0.01,