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
#Charleston, OR : 08/15/2026 00:24:26 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/13 06Z,   0.10,  -0.42,  -0.15,  99.90,   0.17,
08/13 07Z,   0.00,   0.55,   0.89,  99.90,   0.34,
08/13 08Z,   0.00,   0.64,   1.03,  99.90,   0.39,  (max)
08/13 09Z,   0.10,  -0.28,   0.04,  99.90,   0.22,
08/13 10Z,   0.10,  -2.05,  -1.68,  99.90,   0.27,
08/13 11Z,   0.10,  -4.32,  -3.83,  99.90,   0.39,
08/13 12Z,   0.10,  -6.61,  -6.08,  99.90,   0.43,
08/13 13Z,   0.10,  -8.39,  -7.96,  99.90,   0.33,
08/13 14Z,   0.10,  -9.24,  -8.96,  99.90,   0.18,  (min)
08/13 15Z,   0.10,  -8.99,  -8.72,  99.90,   0.17,
08/13 16Z,   0.00,  -7.77,  -7.35,  99.90,   0.42,
08/13 17Z,   0.00,  -5.93,  -5.47,  99.90,   0.46,
08/13 18Z,   0.20,  -3.88,  -3.46,  99.90,   0.22,
08/13 19Z,   0.20,  -2.05,  -1.73,  99.90,   0.12,
08/13 20Z,   0.20,  -0.84,  -0.52,  99.90,   0.12,
08/13 21Z,   0.20,  -0.52,  -0.07,  99.90,   0.25,  (max)
08/13 22Z,   0.20,  -1.13,  -0.72,  99.90,   0.21,
08/13 23Z,   0.30,  -2.44,  -2.05,  99.90,   0.09,
08/14 00Z,   0.30,  -4.04,  -3.69,  99.90,   0.05,
08/14 01Z,   0.30,  -5.47,  -5.08,  99.90,   0.09,
08/14 02Z,   0.30,  -6.28,  -5.89,  99.90,   0.09,  (min)
08/14 03Z,   0.30,  -6.19,  -5.77,  99.90,   0.12,
08/14 04Z,   0.30,  -5.24,  -4.82,  99.90,   0.12,
08/14 05Z,   0.30,  -3.71,  -3.31,  99.90,   0.10,
08/14 06Z,   0.20,  -2.00,  -1.60,  99.90,   0.20,
08/14 07Z,   0.20,  -0.53,  -0.11,  99.90,   0.22,
08/14 08Z,   0.20,   0.32,   0.76,  99.90,   0.24,
08/14 09Z,   0.20,   0.25,   0.76,  99.90,   0.31,  (max)
08/14 10Z,   0.20,  -0.81,  -0.37,  99.90,   0.24,
08/14 11Z,   0.30,  -2.65,  -2.21,  99.90,   0.14,
08/14 12Z,   0.20,  -4.86,  -4.31,  99.90,   0.35,
08/14 13Z,   0.20,  -6.93,  -6.41,  99.90,   0.32,
08/14 14Z,   0.20,  -8.38,  -7.94,  99.90,   0.24,
08/14 15Z,   0.20,  -8.84,  -8.41,  99.90,   0.23,  (min)
08/14 16Z,   0.20,  -8.24,  -7.74,  99.90,   0.30,
08/14 17Z,   0.10,  -6.77,  -6.20,  99.90,   0.47,
08/14 18Z,   0.20,  -4.83,  -4.27,  99.90,   0.36,
08/14 19Z,   0.20,  -2.85,  -2.35,  99.90,   0.30,
08/14 20Z,   0.20,  -1.23,  -0.78,  99.90,   0.25,
08/14 21Z,   0.20,  -0.35,   0.13,  99.90,   0.28,  (max)
08/14 22Z,   0.20,  -0.42,   0.08,  99.90,   0.30,
08/14 23Z,   0.30,  -1.38,  -0.98,  99.90,   0.10,
08/15 00Z,   0.20,  -2.94,  -2.53,  99.90,   0.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/15 01Z,   0.30,  -4.65,  99.90,  -4.14,   0.21,
08/15 02Z,   0.30,  -6.04,  99.90,  -5.54,   0.20,
08/15 03Z,   0.30,  -6.70,  99.90,  -6.20,   0.20,  (min)
08/15 04Z,   0.20,  -6.44,  99.90,  -6.04,   0.20,
08/15 05Z,   0.20,  -5.36,  99.90,  -4.96,   0.20,
08/15 06Z,   0.20,  -3.78,  99.90,  -3.39,   0.19,
08/15 07Z,   0.10,  -2.13,  99.90,  -1.84,   0.19,
08/15 08Z,   0.20,  -0.79,  99.90,  -0.40,   0.19,
08/15 09Z,   0.20,  -0.12,  99.90,   0.26,   0.19,  (max)
08/15 10Z,   0.20,  -0.37,  99.90,   0.02,   0.18,
08/15 11Z,   0.20,  -1.52,  99.90,  -1.13,   0.18,
08/15 12Z,   0.20,  -3.30,  99.90,  -2.92,   0.18,
08/15 13Z,   0.20,  -5.30,  99.90,  -4.92,   0.18,
08/15 14Z,   0.20,  -7.02,  99.90,  -6.64,   0.18,
08/15 15Z,   0.20,  -8.04,  99.90,  -7.66,   0.18,
08/15 16Z,   0.10,  -8.09,  99.90,  -7.81,   0.18,  (min)
08/15 17Z,   0.10,  -7.17,  99.90,  -6.90,   0.18,
08/15 18Z,   0.20,  -5.57,  99.90,  -5.19,   0.18,
08/15 19Z,   0.20,  -3.68,  99.90,  -3.30,   0.18,
08/15 20Z,   0.10,  -1.90,  99.90,  -1.62,   0.18,
08/15 21Z,   0.10,  -0.61,  99.90,  -0.33,   0.18,
08/15 22Z,   0.10,  -0.13,  99.90,   0.15,   0.18,  (max)
08/15 23Z,   0.10,  -0.58,  99.90,  -0.31,   0.18,
08/16 00Z,   0.20,  -1.83,  99.90,  -1.45,   0.18,
08/16 01Z,   0.20,  -3.52,  99.90,  -3.14,   0.18,
08/16 02Z,   0.20,  -5.21,  99.90,  -4.83,   0.18,
08/16 03Z,   0.20,  -6.46,  99.90,  -6.09,   0.18,
08/16 04Z,   0.20,  -6.94,  99.90,  -6.56,   0.18,  (min)
08/16 05Z,   0.20,  -6.52,  99.90,  -6.14,   0.18,
08/16 06Z,   0.10,  -5.37,  99.90,  -5.09,   0.18,
08/16 07Z,   0.00,  -3.85,  99.90,  -3.67,   0.18,
08/16 08Z,   0.10,  -2.34,  99.90,  -2.06,   0.18,
08/16 09Z,   0.20,  -1.20,  99.90,  -0.82,   0.18,
08/16 10Z,   0.10,  -0.74,  99.90,  -0.46,   0.18,  (max)
08/16 11Z,   0.10,  -1.11,  99.90,  -0.83,   0.18,
08/16 12Z,   0.20,  -2.25,  99.90,  -1.87,   0.18,
08/16 13Z,   0.20,  -3.85,  99.90,  -3.48,   0.18,
08/16 14Z,   0.10,  -5.51,  99.90,  -5.23,   0.18,
08/16 15Z,   0.10,  -6.80,  99.90,  -6.52,   0.18,
08/16 16Z,   0.10,  -7.37,  99.90,  -7.09,   0.18,  (min)
08/16 17Z,   0.10,  -7.06,  99.90,  -6.78,   0.18,
08/16 18Z,   0.10,  -5.95,  99.90,  -5.67,   0.18,
08/16 19Z,   0.20,  -4.35,  99.90,  -3.97,   0.18,
08/16 20Z,   0.10,  -2.64,  99.90,  -2.36,   0.18,
08/16 21Z,   0.10,  -1.17,  99.90,  -0.90,   0.18,
08/16 22Z,   0.10,  -0.28,  99.90,  -0.01,   0.18,
08/16 23Z,   0.10,  -0.20,  99.90,   0.08,   0.18,  (max)
08/17 00Z,   0.20,  -0.97,  99.90,  -0.59,   0.18,
08/17 01Z,   0.20,  -2.38,  99.90,  -2.00,   0.18,
08/17 02Z,   0.20,  -4.08,  99.90,  -3.70,   0.18,
08/17 03Z,   0.20,  -5.65,  99.90,  -5.27,   0.18,
08/17 04Z,   0.10,  -6.70,  99.90,  -6.42,   0.18,
08/17 05Z,   0.20,  -6.99,  99.90,  -6.61,   0.18,  (min)
08/17 06Z,   0.10,  -6.46,  99.90,  -6.18,   0.18,
08/17 07Z,   0.10,  -5.34,  99.90,  -5.06,   0.18,
08/17 08Z,   0.20,  -3.96,  99.90,  -3.58,   0.18,
08/17 09Z,   0.20,  -2.65,  99.90,  -2.27,   0.18,
08/17 10Z,   0.10,  -1.73,  99.90,  -1.45,   0.18,
08/17 11Z,   0.20,  -1.43,  99.90,  -1.05,   0.18,  (max)
08/17 12Z,   0.20,  -1.85,  99.90,  -1.47,   0.18,
08/17 13Z,   0.30,  -2.87,  99.90,  -2.40,   0.18,
08/17 14Z,   0.20,  -4.19,  99.90,  -3.81,   0.18,
08/17 15Z,   0.20,  -5.44,  99.90,  -5.06,   0.18,
08/17 16Z,   0.20,  -6.29,  99.90,  -5.91,   0.18,
08/17 17Z,   0.10,  -6.47,  99.90,  -6.20,   0.18,  (min)
08/17 18Z,   0.10,  -5.91,  99.90,  -5.64,   0.18,
08/17 19Z,   0.20,  -4.75,  99.90,  -4.37,   0.18,
08/17 20Z,   0.10,  -3.29,  99.90,  -3.01,   0.18,
08/17 21Z,   0.10,  -1.86,  99.90,  -1.58,   0.18,
08/17 22Z,   0.20,  -0.77,  99.90,  -0.39,   0.18,
08/17 23Z,   0.20,  -0.26,  99.90,   0.12,   0.18,  (max)
08/18 00Z,   0.20,  -0.51,  99.90,  -0.13,   0.18,
08/18 01Z,   0.20,  -1.47,  99.90,  -1.10,   0.18,
08/18 02Z,   0.20,  -2.93,  99.90,  -2.55,   0.18,
08/18 03Z,   0.20,  -4.52,  99.90,  -4.14,   0.18,
08/18 04Z,   0.10,  -5.90,  99.90,  -5.62,   0.18,
08/18 05Z,   0.20,  -6.75,  99.90,  -6.38,   0.18,
08/18 06Z,   0.10,  -6.90,  99.90,  -6.62,   0.18,  (min)
08/18 07Z,   0.00,  -6.35,  99.90,  -6.17,   0.18,
08/18 08Z,   0.20,  -5.32,  99.90,  -4.95,   0.18,
08/18 09Z,   0.20,  -4.13,  99.90,  -3.75,   0.18,
08/18 10Z,   0.10,  -3.04,  99.90,  -2.76,   0.18,
08/18 11Z,   0.20,  -2.30,  99.90,  -1.92,   0.18,
08/18 12Z,   0.20,  -2.10,  99.90,  -1.72,   0.18,  (max)
08/18 13Z,   0.20,  -2.47,  99.90,  -2.09,   0.18,
08/18 14Z,   0.20,  -3.29,  99.90,  -2.91,   0.18,
08/18 15Z,   0.20,  -4.26,  99.90,  -3.88,   0.18,
08/18 16Z,   0.10,  -5.11,  99.90,  -4.83,   0.18,
08/18 17Z,   0.10,  -5.58,  99.90,  -5.30,   0.18,  (min)
08/18 18Z,   0.10,  -5.50,  99.90,  -5.22,   0.18,