EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
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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 : 05/08/2026 08:22:01 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/06 12Z,   0.50,  -5.24,  -4.87,  99.90,  -0.13,
05/06 13Z,   0.50,  -4.82,  -4.43,  99.90,  -0.11,
05/06 14Z,   0.50,  -4.56,  -4.13,  99.90,  -0.07,  (max)
05/06 15Z,   0.50,  -4.71,  -4.25,  99.90,  -0.04,
05/06 16Z,   0.50,  -5.50,  -5.10,  99.90,  -0.10,
05/06 17Z,   0.50,  -6.96,  -6.58,  99.90,  -0.12,
05/06 18Z,   0.50,  -8.90,  -8.55,  99.90,  -0.15,
05/06 19Z,   0.50, -11.02, -10.75,  99.90,  -0.23,
05/06 20Z,   0.50, -12.90, -12.63,  99.90,  -0.23,
05/06 21Z,   0.50, -14.07, -13.63,  99.90,  -0.06,  (min)
05/06 22Z,   0.50, -14.11, -13.47,  99.90,   0.14,
05/06 23Z,   0.50, -12.95, -12.39,  99.90,   0.06,
05/07 00Z,   0.40, -10.94, -10.64,  99.90,  -0.10,
05/07 01Z,   0.40,  -8.55,  -8.30,  99.90,  -0.15,
05/07 02Z,   0.40,  -6.20,  -5.97,  99.90,  -0.17,
05/07 03Z,   0.40,  -4.26,  -4.13,  99.90,  -0.27,
05/07 04Z,   0.40,  -3.01,  -2.96,  99.90,  -0.35,
05/07 05Z,   0.40,  -2.53,  -2.43,  99.90,  -0.30,  (max)
05/07 06Z,   0.40,  -2.69,  -2.53,  99.90,  -0.24,
05/07 07Z,   0.40,  -3.27,  -3.00,  99.90,  -0.13,
05/07 08Z,   0.40,  -4.10,  -3.72,  99.90,  -0.02,
05/07 09Z,   0.40,  -4.97,  -4.59,  99.90,  -0.02,
05/07 10Z,   0.30,  -5.59,  -5.28,  99.90,   0.01,
05/07 11Z,   0.30,  -5.81,  -5.55,  99.90,  -0.04,  (min)
05/07 12Z,   0.30,  -5.70,  -5.46,  99.90,  -0.06,
05/07 13Z,   0.30,  -5.42,  -5.15,  99.90,  -0.03,
05/07 14Z,   0.30,  -5.15,  -4.85,  99.90,   0.00,
05/07 15Z,   0.30,  -5.03,  -4.75,  99.90,  -0.02,  (max)
05/07 16Z,   0.30,  -5.29,  -5.04,  99.90,  -0.05,
05/07 17Z,   0.30,  -6.12,  -5.98,  99.90,  -0.16,
05/07 18Z,   0.30,  -7.55,  -7.45,  99.90,  -0.20,
05/07 19Z,   0.30,  -9.35,  -9.25,  99.90,  -0.20,
05/07 20Z,   0.30, -11.24, -11.16,  99.90,  -0.22,
05/07 21Z,   0.30, -12.83, -12.65,  99.90,  -0.12,
05/07 22Z,   0.30, -13.68, -13.23,  99.90,   0.15,  (min)
05/07 23Z,   0.30, -13.45, -12.83,  99.90,   0.32,
05/08 00Z,   0.30, -12.17, -11.65,  99.90,   0.22,
05/08 01Z,   0.30, -10.20,  -9.80,  99.90,   0.10,
05/08 02Z,   0.30,  -7.97,  -7.52,  99.90,   0.15,
05/08 03Z,   0.30,  -5.83,  -5.35,  99.90,   0.18,
05/08 04Z,   0.30,  -4.10,  -3.67,  99.90,   0.13,
05/08 05Z,   0.30,  -3.04,  -2.59,  99.90,   0.15,
05/08 06Z,   0.30,  -2.69,  -2.19,  99.90,   0.20,  (max)
05/08 07Z,   0.30,  -2.92,  -2.31,  99.90,   0.31,
05/08 08Z,   0.40,  -3.52,  -2.81,  99.90,   0.31,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/08 09Z,   0.40,  -4.35,  99.90,  -3.67,   0.28,
05/08 10Z,   0.40,  -5.20,  99.90,  -4.55,   0.25,
05/08 11Z,   0.40,  -5.81,  99.90,  -5.19,   0.22,
05/08 12Z,   0.40,  -6.06,  99.90,  -5.47,   0.19,  (min)
05/08 13Z,   0.40,  -6.02,  99.90,  -5.46,   0.16,
05/08 14Z,   0.40,  -5.85,  99.90,  -5.32,   0.13,
05/08 15Z,   0.40,  -5.65,  99.90,  -5.15,   0.10,
05/08 16Z,   0.40,  -5.55,  99.90,  -5.09,   0.07,  (max)
05/08 17Z,   0.40,  -5.80,  99.90,  -5.37,   0.04,
05/08 18Z,   0.40,  -6.58,  99.90,  -6.18,   0.01,
05/08 19Z,   0.40,  -7.88,  99.90,  -7.50,  -0.03,
05/08 20Z,   0.40,  -9.49,  99.90,  -9.15,  -0.06,
05/08 21Z,   0.40, -11.14,  99.90, -10.80,  -0.06,
05/08 22Z,   0.40, -12.48,  99.90, -12.14,  -0.06,
05/08 23Z,   0.40, -13.10,  99.90, -12.76,  -0.06,  (min)
05/09 00Z,   0.40, -12.73,  99.90, -12.39,  -0.06,
05/09 01Z,   0.40, -11.45,  99.90, -11.10,  -0.06,
05/09 02Z,   0.40,  -9.58,  99.90,  -9.24,  -0.06,
05/09 03Z,   0.40,  -7.51,  99.90,  -7.17,  -0.06,
05/09 04Z,   0.40,  -5.53,  99.90,  -5.19,  -0.06,
05/09 05Z,   0.40,  -3.95,  99.90,  -3.61,  -0.06,
05/09 06Z,   0.40,  -3.02,  99.90,  -2.67,  -0.06,
05/09 07Z,   0.40,  -2.77,  99.90,  -2.43,  -0.06,  (max)
05/09 08Z,   0.40,  -3.07,  99.90,  -2.73,  -0.06,
05/09 09Z,   0.40,  -3.76,  99.90,  -3.41,  -0.06,
05/09 10Z,   0.40,  -4.68,  99.90,  -4.33,  -0.06,
05/09 11Z,   0.40,  -5.61,  99.90,  -5.26,  -0.06,
05/09 12Z,   0.30,  -6.29,  99.90,  -6.05,  -0.06,
05/09 13Z,   0.30,  -6.62,  99.90,  -6.37,  -0.06,
05/09 14Z,   0.30,  -6.64,  99.90,  -6.39,  -0.06,  (min)
05/09 15Z,   0.30,  -6.48,  99.90,  -6.24,  -0.06,
05/09 16Z,   0.30,  -6.23,  99.90,  -5.98,  -0.06,
05/09 17Z,   0.30,  -6.04,  99.90,  -5.79,  -0.06,  (max)
05/09 18Z,   0.30,  -6.16,  99.90,  -5.92,  -0.06,
05/09 19Z,   0.30,  -6.80,  99.90,  -6.56,  -0.06,
05/09 20Z,   0.30,  -7.91,  99.90,  -7.67,  -0.06,
05/09 21Z,   0.30,  -9.31,  99.90,  -9.07,  -0.06,
05/09 22Z,   0.30, -10.75,  99.90, -10.51,  -0.06,
05/09 23Z,   0.30, -11.91,  99.90, -11.67,  -0.06,
05/10 00Z,   0.30, -12.40,  99.90, -12.16,  -0.06,  (min)
05/10 01Z,   0.30, -11.99,  99.90, -11.74,  -0.06,
05/10 02Z,   0.30, -10.75,  99.90, -10.51,  -0.06,
05/10 03Z,   0.30,  -8.99,  99.90,  -8.75,  -0.06,
05/10 04Z,   0.30,  -7.03,  99.90,  -6.79,  -0.06,
05/10 05Z,   0.30,  -5.16,  99.90,  -4.91,  -0.06,
05/10 06Z,   0.40,  -3.69,  99.90,  -3.35,  -0.06,
05/10 07Z,   0.40,  -2.88,  99.90,  -2.53,  -0.06,
05/10 08Z,   0.40,  -2.77,  99.90,  -2.42,  -0.06,  (max)
05/10 09Z,   0.40,  -3.23,  99.90,  -2.88,  -0.06,
05/10 10Z,   0.40,  -4.10,  99.90,  -3.76,  -0.06,
05/10 11Z,   0.40,  -5.23,  99.90,  -4.88,  -0.06,
05/10 12Z,   0.40,  -6.34,  99.90,  -6.00,  -0.06,
05/10 13Z,   0.40,  -7.16,  99.90,  -6.82,  -0.06,
05/10 14Z,   0.40,  -7.54,  99.90,  -7.20,  -0.06,  (min)
05/10 15Z,   0.40,  -7.53,  99.90,  -7.19,  -0.06,
05/10 16Z,   0.40,  -7.24,  99.90,  -6.90,  -0.06,
05/10 17Z,   0.40,  -6.78,  99.90,  -6.43,  -0.06,
05/10 18Z,   0.40,  -6.36,  99.90,  -6.01,  -0.06,
05/10 19Z,   0.40,  -6.27,  99.90,  -5.92,  -0.06,  (max)
05/10 20Z,   0.40,  -6.70,  99.90,  -6.36,  -0.06,
05/10 21Z,   0.40,  -7.61,  99.90,  -7.27,  -0.06,
05/10 22Z,   0.40,  -8.83,  99.90,  -8.48,  -0.06,
05/10 23Z,   0.40, -10.12,  99.90,  -9.78,  -0.06,
05/11 00Z,   0.40, -11.18,  99.90, -10.84,  -0.06,
05/11 01Z,   0.40, -11.62,  99.90, -11.27,  -0.06,  (min)
05/11 02Z,   0.40, -11.20,  99.90, -10.86,  -0.06,
05/11 03Z,   0.40, -10.02,  99.90,  -9.67,  -0.06,
05/11 04Z,   0.40,  -8.33,  99.90,  -7.98,  -0.06,
05/11 05Z,   0.50,  -6.42,  99.90,  -5.98,  -0.06,
05/11 06Z,   0.50,  -4.62,  99.90,  -4.18,  -0.06,
05/11 07Z,   0.50,  -3.27,  99.90,  -2.83,  -0.06,
05/11 08Z,   0.50,  -2.65,  99.90,  -2.20,  -0.06,  (max)
05/11 09Z,   0.40,  -2.78,  99.90,  -2.43,  -0.06,
05/11 10Z,   0.40,  -3.52,  99.90,  -3.18,  -0.06,
05/11 11Z,   0.40,  -4.73,  99.90,  -4.38,  -0.06,
05/11 12Z,   0.40,  -6.18,  99.90,  -5.83,  -0.06,
05/11 13Z,   0.40,  -7.54,  99.90,  -7.20,  -0.06,
05/11 14Z,   0.30,  -8.47,  99.90,  -8.22,  -0.06,
05/11 15Z,   0.30,  -8.80,  99.90,  -8.56,  -0.06,  (min)
05/11 16Z,   0.30,  -8.60,  99.90,  -8.35,  -0.06,
05/11 17Z,   0.30,  -7.99,  99.90,  -7.74,  -0.06,
05/11 18Z,   0.30,  -7.15,  99.90,  -6.91,  -0.06,
05/11 19Z,   0.20,  -6.39,  99.90,  -6.25,  -0.06,
05/11 20Z,   0.20,  -6.03,  99.90,  -5.89,  -0.06,  (max)
05/11 21Z,   0.20,  -6.25,  99.90,  -6.11,  -0.06,
05/11 22Z,   0.20,  -6.99,  99.90,  -6.84,  -0.06,
05/11 23Z,   0.20,  -8.08,  99.90,  -7.93,  -0.06,
05/12 00Z,   0.20,  -9.30,  99.90,  -9.16,  -0.06,