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 : 07/11/2026 04:23:33 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/09 12Z,   0.40,  -8.90,  -8.81,  99.90,  -0.31,
07/09 13Z,   0.40, -10.52, -10.33,  99.90,  -0.21,
07/09 14Z,   0.40, -11.13, -10.77,  99.90,  -0.04,  (min)
07/09 15Z,   0.40, -10.66, -10.20,  99.90,   0.06,
07/09 16Z,   0.40,  -9.36,  -9.00,  99.90,  -0.04,
07/09 17Z,   0.40,  -7.62,  -7.25,  99.90,  -0.03,
07/09 18Z,   0.40,  -5.78,  -5.33,  99.90,   0.05,
07/09 19Z,   0.40,  -4.23,  -3.73,  99.90,   0.10,
07/09 20Z,   0.40,  -3.22,  -2.70,  99.90,   0.12,
07/09 21Z,   0.40,  -2.82,  -2.28,  99.90,   0.14,  (max)
07/09 22Z,   0.40,  -2.88,  -2.32,  99.90,   0.16,
07/09 23Z,   0.40,  -3.23,  -2.69,  99.90,   0.14,
07/10 00Z,   0.50,  -3.72,  -3.19,  99.90,   0.03,
07/10 01Z,   0.50,  -4.14,  -3.59,  99.90,   0.05,
07/10 02Z,   0.50,  -4.17,  -3.64,  99.90,   0.03,  (min)
07/10 03Z,   0.50,  -3.68,  -3.15,  99.90,   0.03,
07/10 04Z,   0.60,  -2.76,  -2.27,  99.90,  -0.11,
07/10 05Z,   0.60,  -1.64,  -1.28,  99.90,  -0.24,
07/10 06Z,   0.60,  -0.60,  -0.31,  99.90,  -0.31,
07/10 07Z,   0.60,   0.06,   0.33,  99.90,  -0.33,  (max)
07/10 08Z,   0.60,  -0.01,   0.24,  99.90,  -0.35,
07/10 09Z,   0.70,  -1.00,  -0.73,  99.90,  -0.43,
07/10 10Z,   0.70,  -2.81,  -2.42,  99.90,  -0.31,
07/10 11Z,   0.70,  -5.20,  -4.83,  99.90,  -0.33,
07/10 12Z,   0.50,  -7.81,  -7.58,  99.90,  -0.27,
07/10 13Z,   0.50, -10.23,  -9.93,  99.90,  -0.20,
07/10 14Z,   0.50, -11.92, -11.48,  99.90,  -0.06,
07/10 15Z,   0.60, -12.45, -11.82,  99.90,   0.03,  (min)
07/10 16Z,   0.60, -11.78, -11.07,  99.90,   0.11,
07/10 17Z,   0.60, -10.18,  -9.59,  99.90,  -0.01,
07/10 18Z,   0.50,  -8.05,  -7.44,  99.90,   0.11,
07/10 19Z,   0.50,  -5.81,  -5.09,  99.90,   0.22,
07/10 20Z,   0.50,  -3.88,  -3.14,  99.90,   0.24,
07/10 21Z,   0.50,  -2.55,  -1.81,  99.90,   0.24,
07/10 22Z,   0.50,  -1.87,  -1.17,  99.90,   0.20,
07/10 23Z,   0.50,  -1.71,  -1.06,  99.90,   0.15,  (max)
07/11 00Z,   0.60,  -1.95,  -1.30,  99.90,   0.05,
07/11 01Z,   0.60,  -2.47,  -1.77,  99.90,   0.10,
07/11 02Z,   0.60,  -3.02,  -2.31,  99.90,   0.11,
07/11 03Z,   0.60,  -3.26,  -2.57,  99.90,   0.09,  (min)
07/11 04Z,   0.60,  -3.01,  -2.43,  99.90,  -0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 05Z,   0.60,  -2.31,  99.90,  -1.74,  -0.03,
07/11 06Z,   0.60,  -1.37,  99.90,  -0.81,  -0.04,
07/11 07Z,   0.60,  -0.46,  99.90,   0.09,  -0.05,
07/11 08Z,   0.60,   0.05,  99.90,   0.59,  -0.06,  (max)
07/11 09Z,   0.60,  -0.20,  99.90,   0.34,  -0.07,
07/11 10Z,   0.60,  -1.38,  99.90,  -0.85,  -0.07,
07/11 11Z,   0.60,  -3.41,  99.90,  -2.89,  -0.08,
07/11 12Z,   0.60,  -6.01,  99.90,  -5.50,  -0.09,
07/11 13Z,   0.60,  -8.85,  99.90,  -8.35,  -0.10,
07/11 14Z,   0.60, -11.43,  99.90, -10.94,  -0.11,
07/11 15Z,   0.60, -13.16,  99.90, -12.68,  -0.12,
07/11 16Z,   0.60, -13.58,  99.90, -13.11,  -0.13,  (min)
07/11 17Z,   0.60, -12.67,  99.90, -12.19,  -0.13,
07/11 18Z,   0.60, -10.72,  99.90, -10.25,  -0.13,
07/11 19Z,   0.60,  -8.19,  99.90,  -7.72,  -0.13,
07/11 20Z,   0.60,  -5.57,  99.90,  -5.10,  -0.13,
07/11 21Z,   0.50,  -3.33,  99.90,  -2.96,  -0.13,
07/11 22Z,   0.50,  -1.77,  99.90,  -1.40,  -0.13,
07/11 23Z,   0.50,  -0.93,  99.90,  -0.55,  -0.13,
07/12 00Z,   0.50,  -0.69,  99.90,  -0.32,  -0.13,  (max)
07/12 01Z,   0.50,  -0.98,  99.90,  -0.61,  -0.13,
07/12 02Z,   0.50,  -1.66,  99.90,  -1.29,  -0.13,
07/12 03Z,   0.50,  -2.43,  99.90,  -2.06,  -0.13,
07/12 04Z,   0.50,  -2.89,  99.90,  -2.52,  -0.13,  (min)
07/12 05Z,   0.50,  -2.80,  99.90,  -2.43,  -0.13,
07/12 06Z,   0.50,  -2.20,  99.90,  -1.83,  -0.13,
07/12 07Z,   0.50,  -1.30,  99.90,  -0.93,  -0.13,
07/12 08Z,   0.50,  -0.42,  99.90,  -0.04,  -0.13,
07/12 09Z,   0.50,   0.04,  99.90,   0.42,  -0.13,  (max)
07/12 10Z,   0.50,  -0.31,  99.90,   0.06,  -0.13,
07/12 11Z,   0.50,  -1.65,  99.90,  -1.28,  -0.13,
07/12 12Z,   0.50,  -3.87,  99.90,  -3.49,  -0.13,
07/12 13Z,   0.50,  -6.68,  99.90,  -6.31,  -0.13,
07/12 14Z,   0.50,  -9.73,  99.90,  -9.36,  -0.13,
07/12 15Z,   0.40, -12.45,  99.90, -12.17,  -0.13,
07/12 16Z,   0.40, -14.16,  99.90, -13.89,  -0.13,
07/12 17Z,   0.40, -14.42,  99.90, -14.14,  -0.13,  (min)
07/12 18Z,   0.40, -13.21,  99.90, -12.94,  -0.13,
07/12 19Z,   0.40, -10.91,  99.90, -10.63,  -0.13,
07/12 20Z,   0.40,  -8.02,  99.90,  -7.75,  -0.13,
07/12 21Z,   0.40,  -5.11,  99.90,  -4.83,  -0.13,
07/12 22Z,   0.40,  -2.67,  99.90,  -2.39,  -0.13,
07/12 23Z,   0.40,  -1.00,  99.90,  -0.73,  -0.13,
07/13 00Z,   0.40,  -0.13,  99.90,   0.14,  -0.13,
07/13 01Z,   0.30,   0.03,  99.90,   0.20,  -0.13,  (max)
07/13 02Z,   0.30,  -0.44,  99.90,  -0.27,  -0.13,
07/13 03Z,   0.30,  -1.37,  99.90,  -1.20,  -0.13,
07/13 04Z,   0.30,  -2.37,  99.90,  -2.20,  -0.13,
07/13 05Z,   0.40,  -2.98,  99.90,  -2.70,  -0.13,  (min)
07/13 06Z,   0.40,  -2.95,  99.90,  -2.67,  -0.13,
07/13 07Z,   0.40,  -2.33,  99.90,  -2.05,  -0.13,
07/13 08Z,   0.40,  -1.36,  99.90,  -1.09,  -0.13,
07/13 09Z,   0.40,  -0.42,  99.90,  -0.15,  -0.13,
07/13 10Z,   0.40,   0.04,  99.90,   0.31,  -0.13,  (max)
07/13 11Z,   0.40,  -0.39,  99.90,  -0.12,  -0.13,
07/13 12Z,   0.40,  -1.86,  99.90,  -1.59,  -0.13,
07/13 13Z,   0.30,  -4.24,  99.90,  -4.07,  -0.13,
07/13 14Z,   0.30,  -7.24,  99.90,  -7.07,  -0.13,
07/13 15Z,   0.30, -10.45,  99.90, -10.28,  -0.13,
07/13 16Z,   0.30, -13.22,  99.90, -13.05,  -0.13,
07/13 17Z,   0.30, -14.84,  99.90, -14.66,  -0.13,
07/13 18Z,   0.30, -14.86,  99.90, -14.68,  -0.13,  (min)
07/13 19Z,   0.30, -13.34,  99.90, -13.16,  -0.13,
07/13 20Z,   0.30, -10.71,  99.90, -10.54,  -0.13,
07/13 21Z,   0.30,  -7.55,  99.90,  -7.37,  -0.13,
07/13 22Z,   0.30,  -4.46,  99.90,  -4.28,  -0.13,
07/13 23Z,   0.30,  -1.96,  99.90,  -1.78,  -0.13,
07/14 00Z,   0.30,  -0.32,  99.90,  -0.15,  -0.13,
07/14 01Z,   0.30,   0.44,  99.90,   0.61,  -0.13,  (max)
07/14 02Z,   0.30,   0.40,  99.90,   0.57,  -0.13,
07/14 03Z,   0.30,  -0.34,  99.90,  -0.17,  -0.13,
07/14 04Z,   0.30,  -1.55,  99.90,  -1.38,  -0.13,
07/14 05Z,   0.30,  -2.74,  99.90,  -2.57,  -0.13,
07/14 06Z,   0.30,  -3.42,  99.90,  -3.24,  -0.13,  (min)
07/14 07Z,   0.30,  -3.34,  99.90,  -3.17,  -0.13,
07/14 08Z,   0.40,  -2.61,  99.90,  -2.34,  -0.13,
07/14 09Z,   0.40,  -1.52,  99.90,  -1.25,  -0.13,
07/14 10Z,   0.30,  -0.50,  99.90,  -0.32,  -0.13,
07/14 11Z,   0.30,  -0.03,  99.90,   0.14,  -0.13,  (max)
07/14 12Z,   0.30,  -0.53,  99.90,  -0.35,  -0.13,
07/14 13Z,   0.30,  -2.10,  99.90,  -1.93,  -0.13,
07/14 14Z,   0.30,  -4.60,  99.90,  -4.42,  -0.13,
07/14 15Z,   0.30,  -7.72,  99.90,  -7.55,  -0.13,
07/14 16Z,   0.30, -10.99,  99.90, -10.82,  -0.13,
07/14 17Z,   0.30, -13.70,  99.90, -13.53,  -0.13,
07/14 18Z,   0.30, -15.11,  99.90, -14.93,  -0.13,
07/14 19Z,  99.90, -14.83,  99.90,  99.90,  -0.13,
07/14 20Z,  99.90, -13.00,  99.90,  99.90,  -0.13,
07/14 21Z,  99.90, -10.11,  99.90,  99.90,  -0.13,
07/14 22Z,  99.90,  -6.79,  99.90,  99.90,  -0.13,
07/14 23Z,  99.90,  -3.66,  99.90,  99.90,  -0.13,
07/15 00Z,  99.90,  -1.24,  99.90,  99.90,  -0.13,