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 : 03/06/2026 11:23:31 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/04 12Z,   0.60,  -0.75,  -0.32,  99.90,  -0.17,
03/04 13Z,   0.60,   0.46,   0.84,  99.90,  -0.22,
03/04 14Z,   0.60,   0.59,   0.93,  99.90,  -0.26,  (max)
03/04 15Z,   0.60,  -0.31,   0.06,  99.90,  -0.23,
03/04 16Z,   0.70,  -2.08,  -1.40,  99.90,  -0.02,
03/04 17Z,   0.70,  -4.38,  -3.53,  99.90,   0.15,
03/04 18Z,   0.60,  -6.59,  -5.72,  99.90,   0.27,
03/04 19Z,   0.60,  -8.03,  -7.09,  99.90,   0.34,
03/04 20Z,   0.60,  -8.33,  -7.39,  99.90,   0.34,  (min)
03/04 21Z,   0.70,  -7.48,  -6.47,  99.90,   0.31,
03/04 22Z,   0.60,  -5.81,  -4.94,  99.90,   0.27,
03/04 23Z,   0.60,  -3.80,  -3.17,  99.90,   0.03,
03/05 00Z,   0.70,  -2.04,  -1.45,  99.90,  -0.11,
03/05 01Z,   0.70,  -1.04,  -0.40,  99.90,  -0.06,  (max)
03/05 02Z,   0.70,  -1.07,  -0.53,  99.90,  -0.16,
03/05 03Z,   0.70,  -2.07,  -1.65,  99.90,  -0.28,
03/05 04Z,   0.70,  -3.86,  -3.33,  99.90,  -0.17,
03/05 05Z,   0.70,  -6.10,  -5.67,  99.90,  -0.27,
03/05 06Z,   0.80,  -8.23,  -7.89,  99.90,  -0.46,
03/05 07Z,   0.80,  -9.57,  -9.36,  99.90,  -0.59,
03/05 08Z,   0.80,  -9.67,  -9.49,  99.90,  -0.62,  (min)
03/05 09Z,   0.80,  -8.51,  -8.27,  99.90,  -0.56,
03/05 10Z,   0.80,  -6.43,  -6.32,  99.90,  -0.69,
03/05 11Z,   0.70,  -3.93,  -3.81,  99.90,  -0.58,
03/05 12Z,   0.60,  -1.59,  -1.44,  99.90,  -0.45,
03/05 13Z,   0.60,   0.03,   0.18,  99.90,  -0.45,
03/05 14Z,   0.60,   0.59,   0.66,  99.90,  -0.53,  (max)
03/05 15Z,   0.60,   0.04,   0.06,  99.90,  -0.58,
03/05 16Z,   0.60,  -1.46,  -1.31,  99.90,  -0.45,
03/05 17Z,   0.50,  -3.66,  -3.34,  99.90,  -0.18,
03/05 18Z,   0.40,  -6.11,  -5.82,  99.90,  -0.11,
03/05 19Z,   0.30,  -8.14,  -7.85,  99.90,  -0.01,
03/05 20Z,   0.30,  -9.16,  -8.88,  99.90,  -0.02,  (min)
03/05 21Z,   0.30,  -8.94,  -8.67,  99.90,  -0.03,
03/05 22Z,   0.30,  -7.64,  -7.38,  99.90,  -0.04,
03/05 23Z,   0.30,  -5.69,  -5.61,  99.90,  -0.22,
03/06 00Z,   0.20,  -3.59,  -3.61,  99.90,  -0.22,
03/06 01Z,   0.20,  -1.92,  -1.91,  99.90,  -0.19,
03/06 02Z,   0.20,  -1.11,  -1.15,  99.90,  -0.24,  (max)
03/06 03Z,   0.20,  -1.29,  -1.41,  99.90,  -0.32,
03/06 04Z,   0.20,  -2.35,  -2.43,  99.90,  -0.28,
03/06 05Z,   0.20,  -4.04,  -4.00,  99.90,  -0.16,
03/06 06Z,   0.10,  -5.99,  -6.02,  99.90,  -0.13,
03/06 07Z,   0.10,  -7.66,  -7.81,  99.90,  -0.25,
03/06 08Z,   0.10,  -8.47,  -8.65,  99.90,  -0.28,  (min)
03/06 09Z,   0.10,  -8.11,  -8.29,  99.90,  -0.28,
03/06 10Z,   0.10,  -6.73,  -6.85,  99.90,  -0.22,
03/06 11Z,   0.10,  -4.69,  -4.93,  99.90,  -0.34,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/06 12Z,   0.10,  -2.49,  99.90,  -2.71,  -0.32,
03/06 13Z,   0.10,  -0.66,  99.90,  -0.87,  -0.31,
03/06 14Z,   0.10,   0.31,  99.90,   0.12,  -0.29,  (max)
03/06 15Z,   0.10,   0.20,  99.90,   0.02,  -0.27,
03/06 16Z,   0.10,  -0.96,  99.90,  -1.11,  -0.26,
03/06 17Z,   0.10,  -2.91,  99.90,  -3.05,  -0.24,
03/06 18Z,   0.10,  -5.34,  99.90,  -5.46,  -0.22,
03/06 19Z,   0.10,  -7.71,  99.90,  -7.82,  -0.21,
03/06 20Z,   0.10,  -9.39,  99.90,  -9.48,  -0.19,
03/06 21Z,   0.10,  -9.89,  99.90,  -9.97,  -0.17,  (min)
03/06 22Z,   0.10,  -9.17,  99.90,  -9.23,  -0.16,
03/06 23Z,   0.10,  -7.52,  99.90,  -7.56,  -0.14,
03/07 00Z,   0.10,  -5.41,  99.90,  -5.45,  -0.14,
03/07 01Z,   0.10,  -3.35,  99.90,  -3.39,  -0.14,
03/07 02Z,   0.10,  -1.85,  99.90,  -1.89,  -0.14,
03/07 03Z,   0.10,  -1.24,  99.90,  -1.28,  -0.14,  (max)
03/07 04Z,   0.10,  -1.54,  99.90,  -1.58,  -0.14,
03/07 05Z,   0.10,  -2.56,  99.90,  -2.60,  -0.14,
03/07 06Z,   0.10,  -4.04,  99.90,  -4.08,  -0.14,
03/07 07Z,   0.10,  -5.61,  99.90,  -5.65,  -0.14,
03/07 08Z,   0.10,  -6.79,  99.90,  -6.83,  -0.14,
03/07 09Z,   0.10,  -7.12,  99.90,  -7.16,  -0.14,  (min)
03/07 10Z,   0.10,  -6.46,  99.90,  -6.50,  -0.14,
03/07 11Z,   0.10,  -5.05,  99.90,  -5.09,  -0.14,
03/07 12Z,   0.10,  -3.25,  99.90,  -3.30,  -0.14,
03/07 13Z,   0.10,  -1.51,  99.90,  -1.56,  -0.14,
03/07 14Z,   0.10,  -0.28,  99.90,  -0.32,  -0.14,
03/07 15Z,   0.10,   0.06,  99.90,   0.01,  -0.14,  (max)
03/07 16Z,   0.10,  -0.64,  99.90,  -0.69,  -0.14,
03/07 17Z,   0.10,  -2.24,  99.90,  -2.28,  -0.14,
03/07 18Z,   0.10,  -4.45,  99.90,  -4.49,  -0.14,
03/07 19Z,   0.10,  -6.87,  99.90,  -6.91,  -0.14,
03/07 20Z,   0.10,  -8.98,  99.90,  -9.02,  -0.14,
03/07 21Z,   0.10, -10.19,  99.90, -10.23,  -0.14,  (min)
03/07 22Z,   0.10, -10.18,  99.90, -10.23,  -0.14,
03/07 23Z,   0.10,  -9.06,  99.90,  -9.10,  -0.14,
03/08 00Z,   0.10,  -7.21,  99.90,  -7.25,  -0.14,
03/08 01Z,   0.10,  -5.08,  99.90,  -5.12,  -0.14,
03/08 02Z,   0.10,  -3.16,  99.90,  -3.20,  -0.14,
03/08 03Z,   0.10,  -1.86,  99.90,  -1.90,  -0.14,
03/08 04Z,   0.10,  -1.41,  99.90,  -1.45,  -0.14,  (max)
03/08 05Z,   0.10,  -1.75,  99.90,  -1.79,  -0.14,
03/08 06Z,   0.10,  -2.64,  99.90,  -2.68,  -0.14,
03/08 07Z,   0.20,  -3.82,  99.90,  -3.76,  -0.14,
03/08 08Z,   0.20,  -4.98,  99.90,  -4.92,  -0.14,
03/08 09Z,   0.20,  -5.71,  99.90,  -5.65,  -0.14,  (min)
03/08 10Z,   0.20,  -5.70,  99.90,  -5.65,  -0.14,
03/08 11Z,   0.20,  -4.95,  99.90,  -4.89,  -0.14,
03/08 12Z,   0.20,  -3.71,  99.90,  -3.65,  -0.14,
03/08 13Z,   0.20,  -2.31,  99.90,  -2.25,  -0.14,
03/08 14Z,   0.30,  -1.10,  99.90,  -0.94,  -0.14,
03/08 15Z,   0.30,  -0.44,  99.90,  -0.28,  -0.14,  (max)
03/08 16Z,   0.30,  -0.63,  99.90,  -0.47,  -0.14,
03/08 17Z,   0.40,  -1.74,  99.90,  -1.48,  -0.14,
03/08 18Z,   0.50,  -3.57,  99.90,  -3.21,  -0.14,
03/08 19Z,   0.50,  -5.80,  99.90,  -5.45,  -0.14,
03/08 20Z,   0.60,  -8.04,  99.90,  -7.58,  -0.14,
03/08 21Z,   0.60,  -9.77,  99.90,  -9.31,  -0.14,
03/08 22Z,   0.60, -10.52,  99.90, -10.06,  -0.14,  (min)
03/08 23Z,   0.60, -10.10,  99.90,  -9.64,  -0.14,
03/09 00Z,   0.60,  -8.74,  99.90,  -8.28,  -0.14,
03/09 01Z,   0.70,  -6.84,  99.90,  -6.28,  -0.14,
03/09 02Z,   0.70,  -4.82,  99.90,  -4.26,  -0.14,
03/09 03Z,   0.70,  -3.09,  99.90,  -2.53,  -0.14,
03/09 04Z,   0.70,  -1.98,  99.90,  -1.42,  -0.14,
03/09 05Z,   0.60,  -1.63,  99.90,  -1.17,  -0.14,  (max)
03/09 06Z,   0.60,  -1.91,  99.90,  -1.45,  -0.14,
03/09 07Z,   0.60,  -2.58,  99.90,  -2.12,  -0.14,
03/09 08Z,   0.50,  -3.42,  99.90,  -3.06,  -0.14,
03/09 09Z,   0.50,  -4.20,  99.90,  -3.84,  -0.14,
03/09 10Z,   0.40,  -4.60,  99.90,  -4.34,  -0.14,  (min)
03/09 11Z,   0.40,  -4.44,  99.90,  -4.18,  -0.14,
03/09 12Z,   0.40,  -3.78,  99.90,  -3.52,  -0.14,
03/09 13Z,   0.40,  -2.86,  99.90,  -2.60,  -0.14,
03/09 14Z,   0.40,  -1.92,  99.90,  -1.66,  -0.14,
03/09 15Z,   0.40,  -1.20,  99.90,  -0.94,  -0.14,
03/09 16Z,   0.30,  -1.00,  99.90,  -0.84,  -0.14,  (max)
03/09 17Z,   0.30,  -1.55,  99.90,  -1.39,  -0.14,
03/09 18Z,   0.30,  -2.85,  99.90,  -2.69,  -0.14,
03/09 19Z,   0.30,  -4.70,  99.90,  -4.54,  -0.14,
03/09 20Z,   0.30,  -6.79,  99.90,  -6.63,  -0.14,
03/09 21Z,   0.30,  -8.73,  99.90,  -8.57,  -0.14,
03/09 22Z,   0.30, -10.08,  99.90,  -9.92,  -0.14,
03/09 23Z,   0.30, -10.46,  99.90, -10.30,  -0.14,  (min)
03/10 00Z,   0.30,  -9.81,  99.90,  -9.65,  -0.14,