EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
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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 : 12/07/2025 10:21:44 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/05 18Z,   0.40,  -4.91,  -4.49,  99.90,   0.02,
12/05 19Z,   0.40,  -5.26,  -4.69,  99.90,   0.17,  (min)
12/05 20Z,   0.40,  -4.77,  -4.02,  99.90,   0.35,
12/05 21Z,   0.50,  -3.70,  -2.94,  99.90,   0.26,
12/05 22Z,   0.50,  -2.47,  -1.69,  99.90,   0.28,
12/05 23Z,   0.60,  -1.55,  -0.70,  99.90,   0.25,
12/06 00Z,   0.70,  -1.45,  -0.46,  99.90,   0.29,  (max)
12/06 01Z,   0.70,  -2.47,  -1.45,  99.90,   0.32,
12/06 02Z,   0.80,  -4.61,  -3.52,  99.90,   0.29,
12/06 03Z,   0.80,  -7.61,  -6.54,  99.90,   0.27,
12/06 04Z,   0.80, -11.05, -10.13,  99.90,   0.12,
12/06 05Z,   0.90, -14.34, -13.38,  99.90,   0.06,
12/06 06Z,   0.90, -16.73, -15.82,  99.90,   0.01,
12/06 07Z,   1.00, -17.52, -16.71,  99.90,  -0.19,  (min)
12/06 08Z,   1.00, -16.49, -15.57,  99.90,  -0.08,
12/06 09Z,   1.00, -13.97, -13.14,  99.90,  -0.17,
12/06 10Z,   1.00, -10.59,  -9.86,  99.90,  -0.27,
12/06 11Z,   1.10,  -7.04,  -6.52,  99.90,  -0.58,
12/06 12Z,   1.00,  -3.96,  -3.73,  99.90,  -0.77,
12/06 13Z,   1.00,  -1.80,  -1.73,  99.90,  -0.93,
12/06 14Z,   1.00,  -0.70,  -0.73,  99.90,  -1.03,
12/06 15Z,   0.90,  -0.57,  -0.64,  99.90,  -0.97,  (max)
12/06 16Z,   0.90,  -1.22,  -1.24,  99.90,  -0.92,
12/06 17Z,   0.90,  -2.46,  -2.29,  99.90,  -0.73,
12/06 18Z,   0.80,  -3.88,  -3.67,  99.90,  -0.59,
12/06 19Z,   0.80,  -4.93,  -4.76,  99.90,  -0.63,
12/06 20Z,   0.80,  -5.23,  -5.13,  99.90,  -0.70,  (min)
12/06 21Z,   0.70,  -4.73,  -4.58,  99.90,  -0.55,
12/06 22Z,   0.70,  -3.73,  -3.63,  99.90,  -0.60,
12/06 23Z,   0.70,  -2.62,  -2.49,  99.90,  -0.57,
12/07 00Z,   0.60,  -1.88,  -1.65,  99.90,  -0.37,
12/07 01Z,   0.60,  -1.97,  -1.62,  99.90,  -0.25,  (max)
12/07 02Z,   0.50,  -3.14,  -2.66,  99.90,  -0.02,
12/07 03Z,   0.50,  -5.36,  -4.76,  99.90,   0.10,
12/07 04Z,   0.50,  -8.34,  -7.80,  99.90,   0.04,
12/07 05Z,   0.50, -11.66, -11.27,  99.90,  -0.11,
12/07 06Z,   0.50, -14.73, -14.41,  99.90,  -0.18,
12/07 07Z,   0.40, -16.76, -16.50,  99.90,  -0.14,
12/07 08Z,   0.40, -17.16, -16.96,  99.90,  -0.20,  (min)
12/07 09Z,   0.40, -15.82, -15.50,  99.90,  -0.08,
12/07 10Z,   0.40, -13.13, -12.95,  99.90,  -0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/07 11Z,   0.40,  -9.75,  99.90,  -9.57,  -0.22,
12/07 12Z,   0.40,  -6.33,  99.90,  -6.16,  -0.23,
12/07 13Z,   0.40,  -3.46,  99.90,  -3.29,  -0.23,
12/07 14Z,   0.30,  -1.53,  99.90,  -1.46,  -0.24,
12/07 15Z,   0.30,  -0.63,  99.90,  -0.57,  -0.24,
12/07 16Z,   0.40,  -0.64,  99.90,  -0.49,  -0.24,  (max)
12/07 17Z,   0.40,  -1.42,  99.90,  -1.27,  -0.25,
12/07 18Z,   0.40,  -2.73,  99.90,  -2.59,  -0.25,
12/07 19Z,   0.40,  -4.16,  99.90,  -4.02,  -0.26,
12/07 20Z,   0.40,  -5.17,  99.90,  -5.04,  -0.26,
12/07 21Z,   0.40,  -5.43,  99.90,  -5.30,  -0.27,  (min)
12/07 22Z,   0.50,  -4.97,  99.90,  -4.74,  -0.27,
12/07 23Z,   0.50,  -4.06,  99.90,  -3.84,  -0.27,
12/08 00Z,   0.50,  -3.09,  99.90,  -2.86,  -0.27,
12/08 01Z,   0.50,  -2.48,  99.90,  -2.25,  -0.27,  (max)
12/08 02Z,   0.50,  -2.66,  99.90,  -2.44,  -0.27,
12/08 03Z,   0.50,  -3.86,  99.90,  -3.63,  -0.27,
12/08 04Z,   0.50,  -6.00,  99.90,  -5.77,  -0.27,
12/08 05Z,   0.50,  -8.82,  99.90,  -8.59,  -0.27,
12/08 06Z,   0.50, -11.89,  99.90, -11.66,  -0.27,
12/08 07Z,   0.40, -14.61,  99.90, -14.48,  -0.27,
12/08 08Z,   0.40, -16.25,  99.90, -16.12,  -0.27,
12/08 09Z,   0.40, -16.31,  99.90, -16.18,  -0.27,  (min)
12/08 10Z,   0.40, -14.78,  99.90, -14.65,  -0.27,
12/08 11Z,   0.40, -12.09,  99.90, -11.96,  -0.27,
12/08 12Z,   0.40,  -8.86,  99.90,  -8.73,  -0.27,
12/08 13Z,   0.30,  -5.69,  99.90,  -5.66,  -0.27,
12/08 14Z,   0.30,  -3.09,  99.90,  -3.07,  -0.27,
12/08 15Z,   0.30,  -1.42,  99.90,  -1.39,  -0.27,
12/08 16Z,   0.30,  -0.72,  99.90,  -0.69,  -0.27,  (max)
12/08 17Z,   0.30,  -0.89,  99.90,  -0.86,  -0.27,
12/08 18Z,   0.30,  -1.78,  99.90,  -1.76,  -0.27,
12/08 19Z,   0.30,  -3.16,  99.90,  -3.14,  -0.27,
12/08 20Z,   0.40,  -4.60,  99.90,  -4.48,  -0.27,
12/08 21Z,   0.40,  -5.60,  99.90,  -5.47,  -0.27,
12/08 22Z,   0.40,  -5.87,  99.90,  -5.74,  -0.27,  (min)
12/08 23Z,   0.40,  -5.49,  99.90,  -5.36,  -0.27,
12/09 00Z,   0.50,  -4.70,  99.90,  -4.47,  -0.27,
12/09 01Z,   0.50,  -3.83,  99.90,  -3.61,  -0.27,
12/09 02Z,   0.60,  -3.30,  99.90,  -2.97,  -0.27,  (max)
12/09 03Z,   0.60,  -3.48,  99.90,  -3.16,  -0.27,
12/09 04Z,   0.70,  -4.58,  99.90,  -4.16,  -0.27,
12/09 05Z,   0.70,  -6.52,  99.90,  -6.09,  -0.27,
12/09 06Z,   0.70,  -9.03,  99.90,  -8.60,  -0.27,
12/09 07Z,   0.80, -11.73,  99.90, -11.20,  -0.27,
12/09 08Z,   0.80, -14.04,  99.90, -13.51,  -0.27,
12/09 09Z,   0.90, -15.28,  99.90, -14.66,  -0.27,  (min)
12/09 10Z,   0.90, -15.07,  99.90, -14.45,  -0.27,
12/09 11Z,   0.90, -13.48,  99.90, -12.85,  -0.27,
12/09 12Z,   0.90, -10.92,  99.90, -10.29,  -0.27,
12/09 13Z,   0.80,  -7.95,  99.90,  -7.42,  -0.27,
12/09 14Z,   0.80,  -5.09,  99.90,  -4.56,  -0.27,
12/09 15Z,   0.70,  -2.81,  99.90,  -2.38,  -0.27,
12/09 16Z,   0.70,  -1.40,  99.90,  -0.97,  -0.27,
12/09 17Z,   0.60,  -0.91,  99.90,  -0.58,  -0.27,  (max)
12/09 18Z,   0.60,  -1.24,  99.90,  -0.91,  -0.27,
12/09 19Z,   0.50,  -2.25,  99.90,  -2.02,  -0.27,
12/09 20Z,   0.50,  -3.71,  99.90,  -3.48,  -0.27,
12/09 21Z,   0.50,  -5.18,  99.90,  -4.95,  -0.27,
12/09 22Z,   0.50,  -6.20,  99.90,  -5.97,  -0.27,
12/09 23Z,   0.50,  -6.54,  99.90,  -6.32,  -0.27,  (min)
12/10 00Z,   0.50,  -6.27,  99.90,  -6.05,  -0.27,
12/10 01Z,   0.50,  -5.60,  99.90,  -5.37,  -0.27,
12/10 02Z,   0.50,  -4.81,  99.90,  -4.58,  -0.27,
12/10 03Z,   0.50,  -4.27,  99.90,  -4.05,  -0.27,  (max)
12/10 04Z,   0.50,  -4.37,  99.90,  -4.14,  -0.27,
12/10 05Z,   0.50,  -5.26,  99.90,  -5.03,  -0.27,
12/10 06Z,   0.50,  -6.87,  99.90,  -6.64,  -0.27,
12/10 07Z,   0.50,  -8.97,  99.90,  -8.74,  -0.27,
12/10 08Z,   0.50, -11.21,  99.90, -10.99,  -0.27,
12/10 09Z,   0.50, -13.06,  99.90, -12.84,  -0.27,
12/10 10Z,   0.50, -13.95,  99.90, -13.72,  -0.27,  (min)
12/10 11Z,   0.50, -13.56,  99.90, -13.33,  -0.27,
12/10 12Z,   0.60, -12.01,  99.90, -11.68,  -0.27,
12/10 13Z,   0.70,  -9.68,  99.90,  -9.26,  -0.27,
12/10 14Z,   0.70,  -7.03,  99.90,  -6.61,  -0.27,
12/10 15Z,   0.70,  -4.51,  99.90,  -4.09,  -0.27,
12/10 16Z,   0.70,  -2.55,  99.90,  -2.13,  -0.27,
12/10 17Z,   0.70,  -1.42,  99.90,  -0.99,  -0.27,
12/10 18Z,   0.70,  -1.14,  99.90,  -0.72,  -0.27,  (max)
12/10 19Z,   0.70,  -1.64,  99.90,  -1.22,  -0.27,
12/10 20Z,   0.70,  -2.80,  99.90,  -2.37,  -0.27,
12/10 21Z,   0.70,  -4.37,  99.90,  -3.94,  -0.27,
12/10 22Z,   0.60,  -5.91,  99.90,  -5.58,  -0.27,
12/10 23Z,   0.60,  -7.00,  99.90,  -6.68,  -0.27,
12/11 00Z,   0.60,  -7.45,  99.90,  -7.13,  -0.27,
12/11 01Z,  99.90,  -7.30,  99.90,  99.90,  -0.27,
12/11 02Z,  99.90,  -6.71,  99.90,  99.90,  -0.27,
12/11 03Z,  99.90,  -5.92,  99.90,  99.90,  -0.27,
12/11 04Z,  99.90,  -5.30,  99.90,  99.90,  -0.27,
12/11 05Z,  99.90,  -5.20,  99.90,  99.90,  -0.27,
12/11 06Z,  99.90,  -5.78,  99.90,  99.90,  -0.27,