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
#Boston, MA : 07/10/2025 12:20:52 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/08 12Z,   0.40,   5.55,   5.89,  99.90,  -0.06,
07/08 13Z,   0.40,   7.24,   7.53,  99.90,  -0.11,
07/08 14Z,   0.40,   8.17,   8.50,  99.90,  -0.07,
07/08 15Z,   0.40,   8.17,   8.73,  99.90,   0.16,  (max)
07/08 16Z,   0.40,   7.39,   7.83,  99.90,   0.04,
07/08 17Z,   0.40,   6.09,   6.49,  99.90,  -0.00,
07/08 18Z,   0.30,   4.47,   4.96,  99.90,   0.19,
07/08 19Z,   0.40,   2.87,   3.29,  99.90,   0.02,
07/08 20Z,   0.40,   1.97,   2.28,  99.90,  -0.09,  (min)
07/08 21Z,   0.40,   2.24,   2.41,  99.90,  -0.23,
07/08 22Z,   0.40,   3.37,   3.56,  99.90,  -0.21,
07/08 23Z,   0.50,   4.94,   5.26,  99.90,  -0.18,
07/09 00Z,   0.40,   6.81,   7.15,  99.90,  -0.06,
07/09 01Z,   0.50,   8.60,   8.86,  99.90,  -0.24,
07/09 02Z,   0.50,   9.67,  10.07,  99.90,  -0.10,
07/09 03Z,   0.50,   9.70,  10.18,  99.90,  -0.02,  (max)
07/09 04Z,   0.50,   8.79,   9.29,  99.90,  -0.00,
07/09 05Z,   0.50,   7.22,   7.73,  99.90,   0.01,
07/09 06Z,   0.50,   5.23,   5.64,  99.90,  -0.09,
07/09 07Z,   0.50,   3.08,   3.60,  99.90,   0.02,
07/09 08Z,   0.50,   1.35,   2.02,  99.90,   0.17,
07/09 09Z,   0.50,   0.72,   1.09,  99.90,  -0.13,  (min)
07/09 10Z,   0.50,   1.23,   1.57,  99.90,  -0.16,
07/09 11Z,   0.60,   2.43,   3.02,  99.90,  -0.01,
07/09 12Z,   0.50,   4.11,   4.34,  99.90,  -0.27,
07/09 13Z,   0.50,   6.06,   6.29,  99.90,  -0.27,
07/09 14Z,   0.50,   7.68,   8.05,  99.90,  -0.13,
07/09 15Z,   0.50,   8.42,   8.84,  99.90,  -0.08,  (max)
07/09 16Z,   0.50,   8.20,   8.67,  99.90,  -0.03,
07/09 17Z,   0.50,   7.20,   7.81,  99.90,   0.11,
07/09 18Z,   0.50,   5.71,   6.18,  99.90,  -0.03,
07/09 19Z,   0.50,   3.96,   4.53,  99.90,   0.07,
07/09 20Z,   0.50,   2.39,   2.85,  99.90,  -0.04,
07/09 21Z,   0.50,   1.73,   2.06,  99.90,  -0.17,  (min)
07/09 22Z,   0.50,   2.31,   2.74,  99.90,  -0.07,
07/09 23Z,   0.50,   3.70,   4.11,  99.90,  -0.09,
07/10 00Z,   0.40,   5.48,   6.01,  99.90,   0.13,
07/10 01Z,   0.40,   7.45,   7.79,  99.90,  -0.06,
07/10 02Z,   0.40,   9.16,   9.57,  99.90,   0.01,
07/10 03Z,   0.40,  10.01,  10.59,  99.90,   0.18,  (max)
07/10 04Z,   0.40,   9.76,  10.37,  99.90,   0.21,
07/10 05Z,   0.40,   8.56,   9.18,  99.90,   0.22,
07/10 06Z,   0.40,   6.74,   7.25,  99.90,   0.11,
07/10 07Z,   0.40,   4.55,   5.12,  99.90,   0.17,
07/10 08Z,   0.40,   2.35,   2.98,  99.90,   0.23,
07/10 09Z,   0.40,   0.79,   1.27,  99.90,   0.08,
07/10 10Z,   0.40,   0.50,   0.96,  99.90,   0.06,  (min)
07/10 11Z,   0.40,   1.34,   1.74,  99.90,  -0.00,
07/10 12Z,   0.40,   2.82,   3.24,  99.90,   0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/10 13Z,   0.50,   4.69,  99.90,   5.22,   0.03,
07/10 14Z,   0.40,   6.68,  99.90,   7.11,   0.03,
07/10 15Z,   0.40,   8.16,  99.90,   8.59,   0.03,
07/10 16Z,   0.40,   8.65,  99.90,   9.09,   0.04,  (max)
07/10 17Z,   0.40,   8.15,  99.90,   8.59,   0.04,
07/10 18Z,   0.40,   6.90,  99.90,   7.34,   0.04,
07/10 19Z,   0.40,   5.19,  99.90,   5.64,   0.05,
07/10 20Z,   0.40,   3.34,  99.90,   3.79,   0.05,
07/10 21Z,   0.40,   1.88,  99.90,   2.33,   0.05,
07/10 22Z,   0.40,   1.54,  99.90,   1.99,   0.06,  (min)
07/10 23Z,   0.40,   2.47,  99.90,   2.94,   0.06,
07/11 00Z,   0.40,   4.14,  99.90,   4.61,   0.06,
07/11 01Z,   0.40,   6.11,  99.90,   6.57,   0.06,
07/11 02Z,   0.40,   8.13,  99.90,   8.60,   0.06,
07/11 03Z,   0.40,   9.71,  99.90,  10.17,   0.06,
07/11 04Z,   0.40,  10.27,  99.90,  10.74,   0.06,  (max)
07/11 05Z,   0.40,   9.69,  99.90,  10.15,   0.06,
07/11 06Z,   0.30,   8.18,  99.90,   8.54,   0.06,
07/11 07Z,   0.30,   6.09,  99.90,   6.46,   0.06,
07/11 08Z,   0.30,   3.75,  99.90,   4.12,   0.06,
07/11 09Z,   0.40,   1.58,  99.90,   2.04,   0.06,
07/11 10Z,   0.40,   0.30,  99.90,   0.77,   0.06,  (min)
07/11 11Z,   0.40,   0.42,  99.90,   0.89,   0.06,
07/11 12Z,   0.40,   1.63,  99.90,   2.10,   0.06,
07/11 13Z,   0.40,   3.37,  99.90,   3.84,   0.06,
07/11 14Z,   0.30,   5.41,  99.90,   5.77,   0.06,
07/11 15Z,   0.40,   7.38,  99.90,   7.84,   0.06,
07/11 16Z,   0.30,   8.63,  99.90,   9.00,   0.06,
07/11 17Z,   0.30,   8.81,  99.90,   9.18,   0.06,  (max)
07/11 18Z,   0.30,   7.99,  99.90,   8.35,   0.06,
07/11 19Z,   0.30,   6.46,  99.90,   6.82,   0.06,
07/11 20Z,   0.40,   4.57,  99.90,   5.03,   0.06,
07/11 21Z,   0.40,   2.68,  99.90,   3.15,   0.06,
07/11 22Z,   0.40,   1.41,  99.90,   1.88,   0.06,  (min)
07/11 23Z,   0.40,   1.45,  99.90,   1.92,   0.06,
07/12 00Z,   0.40,   2.76,  99.90,   3.22,   0.06,
07/12 01Z,   0.40,   4.68,  99.90,   5.15,   0.06,
07/12 02Z,   0.40,   6.79,  99.90,   7.25,   0.06,
07/12 03Z,   0.40,   8.80,  99.90,   9.27,   0.06,
07/12 04Z,   0.40,  10.17,  99.90,  10.63,   0.06,
07/12 05Z,   0.30,  10.40,  99.90,  10.76,   0.06,  (max)
07/12 06Z,   0.30,   9.45,  99.90,   9.81,   0.06,
07/12 07Z,   0.30,   7.62,  99.90,   7.99,   0.06,
07/12 08Z,   0.30,   5.32,  99.90,   5.68,   0.06,
07/12 09Z,   0.30,   2.89,  99.90,   3.26,   0.06,
07/12 10Z,   0.40,   0.86,  99.90,   1.32,   0.06,
07/12 11Z,   0.40,  -0.04,  99.90,   0.42,   0.06,  (min)
07/12 12Z,   0.40,   0.54,  99.90,   1.00,   0.06,
07/12 13Z,   0.40,   2.11,  99.90,   2.57,   0.06,
07/12 14Z,   0.40,   4.09,  99.90,   4.55,   0.06,
07/12 15Z,   0.40,   6.22,  99.90,   6.69,   0.06,
07/12 16Z,   0.40,   8.08,  99.90,   8.55,   0.06,
07/12 17Z,   0.40,   9.06,  99.90,   9.52,   0.06,  (max)
07/12 18Z,   0.50,   8.88,  99.90,   9.45,   0.06,
07/12 19Z,   0.50,   7.72,  99.90,   8.28,   0.06,
07/12 20Z,   0.50,   5.92,  99.90,   6.49,   0.06,
07/12 21Z,   0.40,   3.89,  99.90,   4.35,   0.06,
07/12 22Z,   0.40,   2.04,  99.90,   2.50,   0.06,
07/12 23Z,   0.40,   1.04,  99.90,   1.51,   0.06,  (min)
07/13 00Z,   0.40,   1.49,  99.90,   1.95,   0.06,
07/13 01Z,   0.40,   3.14,  99.90,   3.60,   0.06,
07/13 02Z,   0.40,   5.27,  99.90,   5.73,   0.06,
07/13 03Z,   0.40,   7.45,  99.90,   7.91,   0.06,
07/13 04Z,   0.40,   9.38,  99.90,   9.84,   0.06,
07/13 05Z,   0.30,  10.48,  99.90,  10.84,   0.06,  (max)
07/13 06Z,   0.30,  10.34,  99.90,  10.71,   0.06,
07/13 07Z,   0.30,   9.04,  99.90,   9.40,   0.06,
07/13 08Z,   0.30,   6.94,  99.90,   7.30,   0.06,
07/13 09Z,   0.30,   4.47,  99.90,   4.84,   0.06,
07/13 10Z,   0.30,   2.07,  99.90,   2.43,   0.06,
07/13 11Z,   0.30,   0.27,  99.90,   0.64,   0.06,
07/13 12Z,   0.30,  -0.18,  99.90,   0.18,   0.06,  (min)
07/13 13Z,   0.30,   0.86,  99.90,   1.22,   0.06,
07/13 14Z,   0.30,   2.75,  99.90,   3.11,   0.06,
07/13 15Z,   0.30,   4.90,  99.90,   5.27,   0.06,
07/13 16Z,   0.30,   7.07,  99.90,   7.43,   0.06,
07/13 17Z,   0.30,   8.76,  99.90,   9.12,   0.06,
07/13 18Z,   0.30,   9.40,  99.90,   9.77,   0.06,  (max)
07/13 19Z,   0.30,   8.85,  99.90,   9.21,   0.06,
07/13 20Z,   0.30,   7.35,  99.90,   7.72,   0.06,
07/13 21Z,   0.30,   5.33,  99.90,   5.70,   0.06,
07/13 22Z,   0.30,   3.22,  99.90,   3.58,   0.06,
07/13 23Z,   0.30,   1.47,  99.90,   1.84,   0.06,
07/14 00Z,   0.30,   0.79,  99.90,   1.15,   0.06,