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 : 07/12/2026 23:22:48 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 06Z,   0.80,  -3.45,  -2.98,  99.90,  -0.33,
07/11 07Z,   0.80,  -2.54,  -2.24,  99.90,  -0.50,
07/11 08Z,   0.80,  -2.03,  -1.80,  99.90,  -0.57,  (max)
07/11 09Z,   0.80,  -2.28,  -2.00,  99.90,  -0.52,
07/11 10Z,   0.70,  -3.46,  -3.14,  99.90,  -0.38,
07/11 11Z,   0.70,  -5.49,  -5.05,  99.90,  -0.26,
07/11 12Z,   0.60,  -8.09,  -7.68,  99.90,  -0.19,
07/11 13Z,   0.60, -10.93, -10.63,  99.90,  -0.30,
07/11 14Z,   0.60, -13.51, -13.05,  99.90,  -0.14,
07/11 15Z,   0.60, -15.24, -14.73,  99.90,  -0.09,
07/11 16Z,   0.60, -15.66, -15.05,  99.90,   0.01,  (min)
07/11 17Z,   0.60, -14.75, -14.07,  99.90,   0.08,
07/11 18Z,   0.50, -12.80, -12.28,  99.90,   0.02,
07/11 19Z,   0.50, -10.27,  -9.70,  99.90,   0.07,
07/11 20Z,   0.50,  -7.65,  -7.05,  99.90,   0.10,
07/11 21Z,   0.50,  -5.41,  -4.84,  99.90,   0.07,
07/11 22Z,   0.50,  -3.85,  -3.35,  99.90,   0.00,
07/11 23Z,   0.50,  -3.01,  -2.64,  99.90,  -0.13,
07/12 00Z,   0.60,  -2.77,  -2.49,  99.90,  -0.32,  (max)
07/12 01Z,   0.60,  -3.06,  -2.79,  99.90,  -0.33,
07/12 02Z,   0.50,  -3.74,  -3.35,  99.90,  -0.11,
07/12 03Z,   0.50,  -4.51,  -4.03,  99.90,  -0.02,
07/12 04Z,   0.50,  -4.97,  -4.44,  99.90,   0.03,
07/12 05Z,   0.50,  -4.88,  -4.45,  99.90,  -0.07,  (min)
07/12 06Z,   0.60,  -4.28,  -3.88,  99.90,  -0.20,
07/12 07Z,   0.60,  -3.38,  -3.09,  99.90,  -0.31,
07/12 08Z,   0.60,  -2.50,  -2.33,  99.90,  -0.43,
07/12 09Z,   0.60,  -2.04,  -1.89,  99.90,  -0.45,  (max)
07/12 10Z,   0.60,  -2.39,  -2.14,  99.90,  -0.35,
07/12 11Z,   0.60,  -3.73,  -3.37,  99.90,  -0.24,
07/12 12Z,   0.50,  -5.95,  -5.46,  99.90,  -0.01,
07/12 13Z,   0.50,  -8.76,  -8.34,  99.90,  -0.08,
07/12 14Z,   0.50, -11.81, -11.44,  99.90,  -0.13,
07/12 15Z,   0.50, -14.53, -14.13,  99.90,  -0.10,
07/12 16Z,   0.50, -16.24, -15.86,  99.90,  -0.12,
07/12 17Z,   0.50, -16.50, -16.11,  99.90,  -0.11,  (min)
07/12 18Z,   0.40, -15.29, -14.86,  99.90,   0.03,
07/12 19Z,   0.40, -12.99, -12.63,  99.90,  -0.04,
07/12 20Z,   0.40, -10.10,  -9.68,  99.90,   0.02,
07/12 21Z,   0.40,  -7.19,  -6.72,  99.90,   0.07,
07/12 22Z,   0.40,  -4.75,  -4.35,  99.90,  -0.00,
07/12 23Z,   0.40,  -3.08,  -2.90,  99.90,  -0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/13 00Z,   0.40,  -2.21,  99.90,  -2.02,  -0.21,
07/13 01Z,   0.40,  -2.05,  99.90,  -1.85,  -0.20,  (max)
07/13 02Z,   0.40,  -2.52,  99.90,  -2.31,  -0.19,
07/13 03Z,   0.40,  -3.45,  99.90,  -3.24,  -0.19,
07/13 04Z,   0.40,  -4.45,  99.90,  -4.23,  -0.18,
07/13 05Z,   0.40,  -5.06,  99.90,  -4.83,  -0.17,  (min)
07/13 06Z,   0.40,  -5.03,  99.90,  -4.79,  -0.16,
07/13 07Z,   0.40,  -4.41,  99.90,  -4.16,  -0.16,
07/13 08Z,   0.40,  -3.44,  99.90,  -3.19,  -0.15,
07/13 09Z,   0.40,  -2.50,  99.90,  -2.24,  -0.14,
07/13 10Z,   0.40,  -2.04,  99.90,  -1.77,  -0.13,  (max)
07/13 11Z,   0.40,  -2.47,  99.90,  -2.20,  -0.12,
07/13 12Z,   0.40,  -3.94,  99.90,  -3.67,  -0.12,
07/13 13Z,   0.40,  -6.32,  99.90,  -6.04,  -0.12,
07/13 14Z,   0.40,  -9.32,  99.90,  -9.05,  -0.12,
07/13 15Z,   0.40, -12.53,  99.90, -12.25,  -0.12,
07/13 16Z,   0.40, -15.30,  99.90, -15.03,  -0.12,
07/13 17Z,   0.40, -16.92,  99.90, -16.64,  -0.12,
07/13 18Z,   0.40, -16.94,  99.90, -16.66,  -0.12,  (min)
07/13 19Z,   0.40, -15.42,  99.90, -15.14,  -0.12,
07/13 20Z,   0.40, -12.79,  99.90, -12.51,  -0.12,
07/13 21Z,   0.40,  -9.63,  99.90,  -9.35,  -0.12,
07/13 22Z,   0.40,  -6.54,  99.90,  -6.26,  -0.12,
07/13 23Z,   0.40,  -4.04,  99.90,  -3.76,  -0.12,
07/14 00Z,   0.40,  -2.40,  99.90,  -2.12,  -0.12,
07/14 01Z,   0.40,  -1.64,  99.90,  -1.37,  -0.12,  (max)
07/14 02Z,   0.40,  -1.68,  99.90,  -1.40,  -0.12,
07/14 03Z,   0.40,  -2.42,  99.90,  -2.15,  -0.12,
07/14 04Z,   0.40,  -3.63,  99.90,  -3.35,  -0.12,
07/14 05Z,   0.40,  -4.82,  99.90,  -4.54,  -0.12,
07/14 06Z,   0.40,  -5.50,  99.90,  -5.22,  -0.12,  (min)
07/14 07Z,   0.40,  -5.42,  99.90,  -5.15,  -0.12,
07/14 08Z,   0.40,  -4.69,  99.90,  -4.42,  -0.12,
07/14 09Z,   0.40,  -3.60,  99.90,  -3.33,  -0.12,
07/14 10Z,   0.40,  -2.58,  99.90,  -2.30,  -0.12,
07/14 11Z,   0.40,  -2.11,  99.90,  -1.83,  -0.12,  (max)
07/14 12Z,   0.40,  -2.61,  99.90,  -2.33,  -0.12,
07/14 13Z,   0.40,  -4.18,  99.90,  -3.90,  -0.12,
07/14 14Z,   0.40,  -6.68,  99.90,  -6.40,  -0.12,
07/14 15Z,   0.40,  -9.80,  99.90,  -9.52,  -0.12,
07/14 16Z,   0.40, -13.07,  99.90, -12.80,  -0.12,
07/14 17Z,   0.40, -15.78,  99.90, -15.50,  -0.12,
07/14 18Z,   0.40, -17.19,  99.90, -16.91,  -0.12,  (min)
07/14 19Z,   0.40, -16.91,  99.90, -16.63,  -0.12,
07/14 20Z,   0.40, -15.08,  99.90, -14.80,  -0.12,
07/14 21Z,   0.40, -12.19,  99.90, -11.92,  -0.12,
07/14 22Z,   0.30,  -8.87,  99.90,  -8.69,  -0.12,
07/14 23Z,   0.30,  -5.74,  99.90,  -5.56,  -0.12,
07/15 00Z,   0.40,  -3.32,  99.90,  -3.04,  -0.12,
07/15 01Z,   0.40,  -1.84,  99.90,  -1.57,  -0.12,
07/15 02Z,   0.40,  -1.31,  99.90,  -1.04,  -0.12,  (max)
07/15 03Z,   0.40,  -1.65,  99.90,  -1.37,  -0.12,
07/15 04Z,   0.40,  -2.71,  99.90,  -2.44,  -0.12,
07/15 05Z,   0.40,  -4.18,  99.90,  -3.91,  -0.12,
07/15 06Z,   0.40,  -5.51,  99.90,  -5.23,  -0.12,
07/15 07Z,   0.40,  -6.17,  99.90,  -5.89,  -0.12,  (min)
07/15 08Z,   0.40,  -5.98,  99.90,  -5.71,  -0.12,
07/15 09Z,   0.40,  -5.11,  99.90,  -4.84,  -0.12,
07/15 10Z,   0.40,  -3.89,  99.90,  -3.62,  -0.12,
07/15 11Z,   0.40,  -2.79,  99.90,  -2.52,  -0.12,
07/15 12Z,   0.40,  -2.33,  99.90,  -2.05,  -0.12,  (max)
07/15 13Z,   0.40,  -2.87,  99.90,  -2.60,  -0.12,
07/15 14Z,   0.40,  -4.51,  99.90,  -4.23,  -0.12,
07/15 15Z,   0.40,  -7.05,  99.90,  -6.78,  -0.12,
07/15 16Z,   0.40, -10.19,  99.90,  -9.91,  -0.12,
07/15 17Z,   0.40, -13.39,  99.90, -13.11,  -0.12,
07/15 18Z,   0.40, -15.89,  99.90, -15.61,  -0.12,
07/15 19Z,   0.40, -16.98,  99.90, -16.71,  -0.12,  (min)
07/15 20Z,   0.50, -16.36,  99.90, -15.99,  -0.12,
07/15 21Z,   0.50, -14.26,  99.90, -13.89,  -0.12,
07/15 22Z,   0.50, -11.22,  99.90, -10.84,  -0.12,
07/15 23Z,   0.50,  -7.87,  99.90,  -7.49,  -0.12,
07/16 00Z,   0.50,  -4.84,  99.90,  -4.47,  -0.12,
07/16 01Z,   0.50,  -2.62,  99.90,  -2.25,  -0.12,
07/16 02Z,   0.50,  -1.43,  99.90,  -1.05,  -0.12,
07/16 03Z,   0.50,  -1.23,  99.90,  -0.85,  -0.12,  (max)
07/16 04Z,   0.50,  -1.92,  99.90,  -1.54,  -0.12,
07/16 05Z,   0.50,  -3.32,  99.90,  -2.94,  -0.12,
07/16 06Z,   0.60,  -5.01,  99.90,  -4.54,  -0.12,
07/16 07Z,   0.60,  -6.40,  99.90,  -5.92,  -0.12,
07/16 08Z,   0.60,  -6.99,  99.90,  -6.51,  -0.12,  (min)
07/16 09Z,   0.60,  -6.68,  99.90,  -6.20,  -0.12,
07/16 10Z,   0.60,  -5.67,  99.90,  -5.19,  -0.12,
07/16 11Z,   0.60,  -4.35,  99.90,  -3.87,  -0.12,
07/16 12Z,   0.60,  -3.21,  99.90,  -2.73,  -0.12,
07/16 13Z,   0.60,  -2.75,  99.90,  -2.27,  -0.12,  (max)
07/16 14Z,   0.60,  -3.32,  99.90,  -2.84,  -0.12,
07/16 15Z,   0.60,  -4.94,  99.90,  -4.47,  -0.12,
07/16 16Z,   0.60,  -7.44,  99.90,  -6.96,  -0.12,
07/16 17Z,   0.60, -10.45,  99.90,  -9.97,  -0.12,
07/16 18Z,   0.60, -13.41,  99.90, -12.93,  -0.12,