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 : 05/20/2025 09:22:19 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 18Z,   0.20,  -5.32,  -5.38,  99.90,  -0.26,
05/18 19Z,   0.20,  -7.17,  -7.22,  99.90,  -0.25,
05/18 20Z,   0.20,  -9.17,  -9.23,  99.90,  -0.26,
05/18 21Z,   0.20, -10.95, -10.91,  99.90,  -0.16,
05/18 22Z,   0.20, -12.04, -11.75,  99.90,   0.09,  (min)
05/18 23Z,   0.20, -12.06, -11.49,  99.90,   0.37,
05/19 00Z,   0.10, -10.90, -10.29,  99.90,   0.51,
05/19 01Z,   0.10,  -8.88,  -8.38,  99.90,   0.40,
05/19 02Z,   0.10,  -6.47,  -5.97,  99.90,   0.40,
05/19 03Z,   0.10,  -4.09,  -3.66,  99.90,   0.33,
05/19 04Z,   0.10,  -2.08,  -1.80,  99.90,   0.18,
05/19 05Z,   0.10,  -0.75,  -0.59,  99.90,   0.06,
05/19 06Z,   0.20,  -0.21,  -0.10,  99.90,  -0.09,  (max)
05/19 07Z,   0.20,  -0.36,  -0.22,  99.90,  -0.06,
05/19 08Z,   0.20,  -1.02,  -0.79,  99.90,   0.03,
05/19 09Z,   0.20,  -1.97,  -1.68,  99.90,   0.09,
05/19 10Z,   0.20,  -3.00,  -2.74,  99.90,   0.06,
05/19 11Z,   0.20,  -3.80,  -3.66,  99.90,  -0.06,
05/19 12Z,   0.30,  -4.17,  -4.07,  99.90,  -0.20,
05/19 13Z,   0.30,  -4.12,  -4.10,  99.90,  -0.28,  (min)
05/19 14Z,   0.30,  -3.86,  -3.69,  99.90,  -0.13,
05/19 15Z,   0.30,  -3.56,  -3.34,  99.90,  -0.08,
05/19 16Z,   0.30,  -3.39,  -3.07,  99.90,   0.02,  (max)
05/19 17Z,   0.30,  -3.54,  -3.17,  99.90,   0.07,
05/19 18Z,   0.30,  -4.24,  -3.84,  99.90,   0.10,
05/19 19Z,   0.30,  -5.51,  -5.08,  99.90,   0.13,
05/19 20Z,   0.40,  -7.17,  -6.71,  99.90,   0.06,
05/19 21Z,   0.40,  -8.95,  -8.58,  99.90,  -0.03,
05/19 22Z,   0.40, -10.50, -10.12,  99.90,  -0.02,
05/19 23Z,   0.40, -11.39, -10.89,  99.90,   0.10,  (min)
05/20 00Z,   0.40, -11.27, -10.62,  99.90,   0.25,
05/20 01Z,   0.40, -10.08,  -9.52,  99.90,   0.16,
05/20 02Z,   0.40,  -8.12,  -7.73,  99.90,  -0.01,
05/20 03Z,   0.40,  -5.83,  -5.44,  99.90,  -0.01,
05/20 04Z,   0.40,  -3.58,  -3.15,  99.90,   0.03,
05/20 05Z,   0.40,  -1.72,  -1.40,  99.90,  -0.08,
05/20 06Z,   0.30,  -0.53,  -0.31,  99.90,  -0.08,
05/20 07Z,   0.30,  -0.15,   0.07,  99.90,  -0.08,  (max)
05/20 08Z,   0.30,  -0.48,  -0.18,  99.90,  -0.00,
05/20 09Z,   0.30,  -1.32,  -0.85,  99.90,   0.17,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 10Z,   0.30,  -2.48,  99.90,  -2.03,   0.15,
05/20 11Z,   0.30,  -3.70,  99.90,  -3.26,   0.14,
05/20 12Z,   0.30,  -4.65,  99.90,  -4.23,   0.12,
05/20 13Z,   0.30,  -5.11,  99.90,  -4.70,   0.10,  (min)
05/20 14Z,   0.30,  -5.08,  99.90,  -4.70,   0.09,
05/20 15Z,   0.30,  -4.76,  99.90,  -4.39,   0.07,
05/20 16Z,   0.20,  -4.31,  99.90,  -4.06,   0.05,
05/20 17Z,   0.20,  -3.92,  99.90,  -3.68,   0.04,
05/20 18Z,   0.20,  -3.85,  99.90,  -3.63,   0.02,  (max)
05/20 19Z,   0.20,  -4.32,  99.90,  -4.12,   0.00,
05/20 20Z,   0.20,  -5.36,  99.90,  -5.17,  -0.01,
05/20 21Z,   0.20,  -6.78,  99.90,  -6.61,  -0.03,
05/20 22Z,   0.10,  -8.33,  99.90,  -8.26,  -0.03,
05/20 23Z,   0.10,  -9.70,  99.90,  -9.63,  -0.03,
05/21 00Z,   0.10, -10.47,  99.90, -10.40,  -0.03,  (min)
05/21 01Z,   0.10, -10.29,  99.90, -10.22,  -0.03,
05/21 02Z,   0.10,  -9.14,  99.90,  -9.07,  -0.03,
05/21 03Z,   0.10,  -7.28,  99.90,  -7.22,  -0.03,
05/21 04Z,   0.10,  -5.11,  99.90,  -5.04,  -0.03,
05/21 05Z,   0.10,  -2.97,  99.90,  -2.90,  -0.03,
05/21 06Z,   0.10,  -1.23,  99.90,  -1.16,  -0.03,
05/21 07Z,   0.10,  -0.23,  99.90,  -0.16,  -0.03,
05/21 08Z,   0.10,  -0.08,  99.90,  -0.01,  -0.03,  (max)
05/21 09Z,   0.10,  -0.67,  99.90,  -0.60,  -0.03,
05/21 10Z,   0.10,  -1.82,  99.90,  -1.75,  -0.03,
05/21 11Z,   0.10,  -3.31,  99.90,  -3.24,  -0.03,
05/21 12Z,   0.10,  -4.82,  99.90,  -4.75,  -0.03,
05/21 13Z,   0.10,  -5.97,  99.90,  -5.90,  -0.03,
05/21 14Z,   0.10,  -6.50,  99.90,  -6.43,  -0.03,  (min)
05/21 15Z,   0.10,  -6.40,  99.90,  -6.33,  -0.03,
05/21 16Z,   0.00,  -5.86,  99.90,  -5.89,  -0.03,
05/21 17Z,   0.00,  -5.08,  99.90,  -5.11,  -0.03,
05/21 18Z,   0.00,  -4.31,  99.90,  -4.34,  -0.03,
05/21 19Z,   0.00,  -3.89,  99.90,  -3.92,  -0.03,  (max)
05/21 20Z,   0.00,  -4.05,  99.90,  -4.08,  -0.03,
05/21 21Z,   0.00,  -4.81,  99.90,  -4.84,  -0.03,
05/21 22Z,   0.00,  -5.98,  99.90,  -6.02,  -0.03,
05/21 23Z,   0.00,  -7.36,  99.90,  -7.39,  -0.03,
05/22 00Z,   0.00,  -8.61,  99.90,  -8.64,  -0.03,
05/22 01Z,   0.00,  -9.33,  99.90,  -9.36,  -0.03,  (min)
05/22 02Z,   0.10,  -9.17,  99.90,  -9.11,  -0.03,
05/22 03Z,   0.10,  -8.09,  99.90,  -8.02,  -0.03,
05/22 04Z,   0.10,  -6.33,  99.90,  -6.26,  -0.03,
05/22 05Z,   0.10,  -4.24,  99.90,  -4.17,  -0.03,
05/22 06Z,   0.10,  -2.21,  99.90,  -2.14,  -0.03,
05/22 07Z,   0.10,  -0.65,  99.90,  -0.58,  -0.03,
05/22 08Z,   0.10,   0.10,  99.90,   0.17,  -0.03,  (max)
05/22 09Z,   0.10,  -0.08,  99.90,  -0.01,  -0.03,
05/22 10Z,   0.10,  -1.07,  99.90,  -1.00,  -0.03,
05/22 11Z,   0.10,  -2.65,  99.90,  -2.59,  -0.03,
05/22 12Z,   0.10,  -4.57,  99.90,  -4.50,  -0.03,
05/22 13Z,   0.10,  -6.43,  99.90,  -6.36,  -0.03,
05/22 14Z,   0.20,  -7.75,  99.90,  -7.58,  -0.03,
05/22 15Z,   0.20,  -8.24,  99.90,  -8.07,  -0.03,  (min)
05/22 16Z,   0.10,  -7.91,  99.90,  -7.84,  -0.03,
05/22 17Z,   0.10,  -6.97,  99.90,  -6.90,  -0.03,
05/22 18Z,   0.20,  -5.69,  99.90,  -5.52,  -0.03,
05/22 19Z,   0.20,  -4.43,  99.90,  -4.27,  -0.03,
05/22 20Z,   0.20,  -3.60,  99.90,  -3.43,  -0.03,
05/22 21Z,   0.10,  -3.42,  99.90,  -3.36,  -0.03,  (max)
05/22 22Z,   0.10,  -3.91,  99.90,  -3.84,  -0.03,
05/22 23Z,   0.20,  -4.88,  99.90,  -4.71,  -0.03,
05/23 00Z,   0.20,  -6.13,  99.90,  -5.96,  -0.03,
05/23 01Z,   0.20,  -7.35,  99.90,  -7.18,  -0.03,
05/23 02Z,   0.20,  -8.08,  99.90,  -7.91,  -0.03,  (min)
05/23 03Z,   0.20,  -7.97,  99.90,  -7.80,  -0.03,
05/23 04Z,   0.20,  -6.95,  99.90,  -6.78,  -0.03,
05/23 05Z,   0.20,  -5.26,  99.90,  -5.09,  -0.03,
05/23 06Z,   0.20,  -3.26,  99.90,  -3.09,  -0.03,
05/23 07Z,   0.20,  -1.37,  99.90,  -1.20,  -0.03,
05/23 08Z,   0.20,  -0.05,  99.90,   0.11,  -0.03,
05/23 09Z,   0.20,   0.33,  99.90,   0.50,  -0.03,  (max)
05/23 10Z,   0.20,  -0.29,  99.90,  -0.12,  -0.03,
05/23 11Z,   0.20,  -1.78,  99.90,  -1.61,  -0.03,
05/23 12Z,   0.20,  -3.88,  99.90,  -3.71,  -0.03,
05/23 13Z,   0.20,  -6.26,  99.90,  -6.09,  -0.03,
05/23 14Z,   0.20,  -8.42,  99.90,  -8.25,  -0.03,
05/23 15Z,   0.20,  -9.80,  99.90,  -9.63,  -0.03,
05/23 16Z,   0.30, -10.10,  99.90,  -9.83,  -0.03,  (min)
05/23 17Z,   0.30,  -9.36,  99.90,  -9.09,  -0.03,
05/23 18Z,   0.30,  -7.86,  99.90,  -7.59,  -0.03,
05/23 19Z,   0.30,  -5.99,  99.90,  -5.72,  -0.03,
05/23 20Z,   0.30,  -4.21,  99.90,  -3.94,  -0.03,
05/23 21Z,   0.30,  -2.97,  99.90,  -2.70,  -0.03,
05/23 22Z,   0.30,  -2.50,  99.90,  -2.24,  -0.03,  (max)
05/23 23Z,   0.30,  -2.77,  99.90,  -2.50,  -0.03,
05/24 00Z,   0.30,  -3.62,  99.90,  -3.35,  -0.03,
05/24 01Z,  99.90,  -4.83,  99.90,  99.90,  -0.03,
05/24 02Z,  99.90,  -6.06,  99.90,  99.90,  -0.03,
05/24 03Z,  99.90,  -6.83,  99.90,  99.90,  -0.03,
05/24 04Z,  99.90,  -6.75,  99.90,  99.90,  -0.03,
05/24 05Z,  99.90,  -5.78,  99.90,  99.90,  -0.03,
05/24 06Z,  99.90,  -4.15,  99.90,  99.90,  -0.03,