EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
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 : 07/19/2025 09:21:35 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 18Z,   0.40,   7.97,   8.37,  99.90,  -0.00,  (max)
07/17 19Z,   0.40,   7.41,   7.83,  99.90,   0.02,
07/17 20Z,   0.40,   6.39,   6.88,  99.90,   0.09,
07/17 21Z,   0.40,   5.20,   5.67,  99.90,   0.07,
07/17 22Z,   0.40,   4.14,   4.53,  99.90,  -0.01,
07/17 23Z,   0.40,   3.59,   3.98,  99.90,  -0.01,  (min)
07/18 00Z,   0.40,   3.88,   4.43,  99.90,   0.15,
07/18 01Z,   0.40,   5.05,   5.70,  99.90,   0.25,
07/18 02Z,   0.40,   6.83,   7.50,  99.90,   0.27,
07/18 03Z,   0.50,   8.79,   9.50,  99.90,   0.21,
07/18 04Z,   0.50,  10.55,  11.28,  99.90,   0.23,
07/18 05Z,   0.50,  11.75,  12.31,  99.90,   0.06,
07/18 06Z,   0.50,  12.04,  12.36,  99.90,  -0.18,  (max)
07/18 07Z,   0.60,  11.29,  11.52,  99.90,  -0.37,
07/18 08Z,   0.60,   9.67,   9.94,  99.90,  -0.33,
07/18 09Z,   0.60,   7.47,   7.63,  99.90,  -0.44,
07/18 10Z,   0.50,   5.06,   5.06,  99.90,  -0.50,
07/18 11Z,   0.50,   2.91,   2.97,  99.90,  -0.44,
07/18 12Z,   0.50,   1.53,   1.67,  99.90,  -0.36,
07/18 13Z,   0.50,   1.23,   1.54,  99.90,  -0.19,  (min)
07/18 14Z,   0.50,   1.92,   2.29,  99.90,  -0.13,
07/18 15Z,   0.50,   3.27,   3.59,  99.90,  -0.18,
07/18 16Z,   0.50,   4.90,   5.32,  99.90,  -0.08,
07/18 17Z,   0.50,   6.45,   6.94,  99.90,  -0.01,
07/18 18Z,   0.40,   7.57,   8.07,  99.90,   0.10,
07/18 19Z,   0.40,   8.04,   8.58,  99.90,   0.14,  (max)
07/18 20Z,   0.40,   7.91,   8.43,  99.90,   0.12,
07/18 21Z,   0.40,   7.36,   7.91,  99.90,   0.15,
07/18 22Z,   0.40,   6.61,   7.17,  99.90,   0.16,
07/18 23Z,   0.40,   5.88,   6.36,  99.90,   0.08,
07/19 00Z,   0.40,   5.50,   5.96,  99.90,   0.06,  (min)
07/19 01Z,   0.40,   5.75,   6.28,  99.90,   0.13,
07/19 02Z,   0.50,   6.69,  99.90,  99.90,  99.90,
07/19 03Z,   0.50,   8.08,   8.61,  99.90,   0.03,
07/19 04Z,   0.50,   9.61,  10.15,  99.90,   0.04,
07/19 05Z,   0.50,  10.96,  11.53,  99.90,   0.07,
07/19 06Z,   0.50,  11.76,  12.24,  99.90,  -0.02,  (max)
07/19 07Z,   0.50,  11.69,  12.00,  99.90,  -0.19,
07/19 08Z,   0.50,  10.65,  10.92,  99.90,  -0.23,
07/19 09Z,   0.50,   8.80,   9.07,  99.90,  -0.23,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/19 10Z,   0.50,   6.42,  99.90,   6.71,  -0.22,
07/19 11Z,   0.40,   3.88,  99.90,   4.08,  -0.20,
07/19 12Z,   0.40,   1.65,  99.90,   1.86,  -0.19,
07/19 13Z,   0.40,   0.26,  99.90,   0.48,  -0.18,
07/19 14Z,   0.40,  -0.01,  99.90,   0.23,  -0.16,  (min)
07/19 15Z,   0.40,   0.78,  99.90,   1.03,  -0.15,
07/19 16Z,   0.40,   2.30,  99.90,   2.57,  -0.14,
07/19 17Z,   0.40,   4.20,  99.90,   4.47,  -0.12,
07/19 18Z,   0.40,   6.07,  99.90,   6.36,  -0.11,
07/19 19Z,   0.40,   7.54,  99.90,   7.85,  -0.10,
07/19 20Z,   0.40,   8.41,  99.90,   8.73,  -0.08,
07/19 21Z,   0.30,   8.70,  99.90,   8.93,  -0.07,  (max)
07/19 22Z,   0.30,   8.57,  99.90,   8.80,  -0.07,
07/19 23Z,   0.30,   8.12,  99.90,   8.35,  -0.07,
07/20 00Z,   0.30,   7.55,  99.90,   7.78,  -0.07,
07/20 01Z,   0.40,   7.15,  99.90,   7.48,  -0.07,  (min)
07/20 02Z,   0.40,   7.21,  99.90,   7.54,  -0.07,
07/20 03Z,   0.40,   7.82,  99.90,   8.15,  -0.07,
07/20 04Z,   0.40,   8.82,  99.90,   9.15,  -0.07,
07/20 05Z,   0.40,   9.99,  99.90,  10.32,  -0.07,
07/20 06Z,   0.40,  11.02,  99.90,  11.35,  -0.07,
07/20 07Z,   0.40,  11.56,  99.90,  11.89,  -0.07,  (max)
07/20 08Z,   0.40,  11.27,  99.90,  11.60,  -0.07,
07/20 09Z,   0.40,  10.05,  99.90,  10.38,  -0.07,
07/20 10Z,   0.40,   8.06,  99.90,   8.39,  -0.07,
07/20 11Z,   0.40,   5.55,  99.90,   5.88,  -0.07,
07/20 12Z,   0.40,   2.89,  99.90,   3.22,  -0.07,
07/20 13Z,   0.40,   0.57,  99.90,   0.90,  -0.07,
07/20 14Z,   0.40,  -0.86,  99.90,  -0.53,  -0.07,
07/20 15Z,   0.40,  -1.09,  99.90,  -0.76,  -0.07,  (min)
07/20 16Z,   0.40,  -0.17,  99.90,   0.16,  -0.07,
07/20 17Z,   0.40,   1.57,  99.90,   1.90,  -0.07,
07/20 18Z,   0.40,   3.76,  99.90,   4.09,  -0.07,
07/20 19Z,   0.40,   5.97,  99.90,   6.30,  -0.07,
07/20 20Z,   0.40,   7.79,  99.90,   8.12,  -0.07,
07/20 21Z,   0.40,   9.01,  99.90,   9.34,  -0.07,
07/20 22Z,   0.40,   9.64,  99.90,   9.97,  -0.07,
07/20 23Z,   0.40,   9.77,  99.90,  10.10,  -0.07,  (max)
07/21 00Z,   0.40,   9.46,  99.90,   9.79,  -0.07,
07/21 01Z,   0.40,   8.86,  99.90,   9.19,  -0.07,
07/21 02Z,   0.40,   8.28,  99.90,   8.61,  -0.07,
07/21 03Z,   0.40,   8.07,  99.90,   8.40,  -0.07,  (min)
07/21 04Z,   0.50,   8.36,  99.90,   8.79,  -0.07,
07/21 05Z,   0.50,   9.07,  99.90,   9.50,  -0.07,
07/21 06Z,   0.50,  10.02,  99.90,  10.45,  -0.07,
07/21 07Z,   0.50,  10.90,  99.90,  11.33,  -0.07,
07/21 08Z,   0.50,  11.30,  99.90,  11.73,  -0.07,  (max)
07/21 09Z,   0.50,  10.90,  99.90,  11.33,  -0.07,
07/21 10Z,   0.50,   9.58,  99.90,  10.01,  -0.07,
07/21 11Z,   0.50,   7.49,  99.90,   7.92,  -0.07,
07/21 12Z,   0.50,   4.86,  99.90,   5.29,  -0.07,
07/21 13Z,   0.50,   2.07,  99.90,   2.50,  -0.07,
07/21 14Z,   0.50,  -0.33,  99.90,   0.10,  -0.07,
07/21 15Z,   0.50,  -1.77,  99.90,  -1.34,  -0.07,
07/21 16Z,   0.50,  -1.92,  99.90,  -1.49,  -0.07,  (min)
07/21 17Z,   0.40,  -0.84,  99.90,  -0.51,  -0.07,
07/21 18Z,   0.40,   1.17,  99.90,   1.50,  -0.07,
07/21 19Z,   0.50,   3.67,  99.90,   4.10,  -0.07,
07/21 20Z,   0.50,   6.18,  99.90,   6.61,  -0.07,
07/21 21Z,   0.50,   8.27,  99.90,   8.70,  -0.07,
07/21 22Z,   0.50,   9.73,  99.90,  10.16,  -0.07,
07/21 23Z,   0.50,  10.55,  99.90,  10.98,  -0.07,
07/22 00Z,   0.50,  10.76,  99.90,  11.19,  -0.07,  (max)
07/22 01Z,   0.50,  10.40,  99.90,  10.83,  -0.07,
07/22 02Z,   0.50,   9.62,  99.90,  10.05,  -0.07,
07/22 03Z,   0.50,   8.81,  99.90,   9.24,  -0.07,
07/22 04Z,   0.50,   8.34,  99.90,   8.77,  -0.07,  (min)
07/22 05Z,   0.50,   8.41,  99.90,   8.84,  -0.07,
07/22 06Z,   0.50,   8.98,  99.90,   9.41,  -0.07,
07/22 07Z,   0.50,   9.86,  99.90,  10.29,  -0.07,
07/22 08Z,   0.50,  10.71,  99.90,  11.14,  -0.07,
07/22 09Z,   0.50,  11.08,  99.90,  11.51,  -0.07,  (max)
07/22 10Z,   0.50,  10.62,  99.90,  11.05,  -0.07,
07/22 11Z,   0.50,   9.24,  99.90,   9.67,  -0.07,
07/22 12Z,   0.50,   7.06,  99.90,   7.49,  -0.07,
07/22 13Z,   0.50,   4.31,  99.90,   4.74,  -0.07,
07/22 14Z,   0.50,   1.40,  99.90,   1.83,  -0.07,
07/22 15Z,   0.50,  -1.07,  99.90,  -0.64,  -0.07,
07/22 16Z,   0.50,  -2.45,  99.90,  -2.02,  -0.07,
07/22 17Z,   0.40,  -2.45,  99.90,  -2.12,  -0.07,  (min)
07/22 18Z,   0.40,  -1.13,  99.90,  -0.80,  -0.07,
07/22 19Z,   0.40,   1.16,  99.90,   1.49,  -0.07,
07/22 20Z,   0.40,   3.93,  99.90,   4.26,  -0.07,
07/22 21Z,   0.40,   6.66,  99.90,   6.99,  -0.07,
07/22 22Z,   0.40,   8.90,  99.90,   9.23,  -0.07,
07/22 23Z,   0.40,  10.45,  99.90,  10.78,  -0.07,
07/23 00Z,   0.40,  11.28,  99.90,  11.61,  -0.07,
07/23 01Z,  99.90,  11.40,  99.90,  99.90,  -0.07,
07/23 02Z,  99.90,  10.83,  99.90,  99.90,  -0.07,
07/23 03Z,  99.90,   9.80,  99.90,  99.90,  -0.07,
07/23 04Z,  99.90,   8.76,  99.90,  99.90,  -0.07,
07/23 05Z,  99.90,   8.13,  99.90,  99.90,  -0.07,
07/23 06Z,  99.90,   8.13,  99.90,  99.90,  -0.07,