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
#Port Townsend, WA : 05/15/2026 03:22:00 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 12Z,   0.40,  -5.14,  -4.62,  99.90,   0.12,
05/13 13Z,   0.40,  -6.83,  -6.36,  99.90,   0.07,
05/13 14Z,   0.50,  -8.15,  -7.70,  99.90,  -0.05,
05/13 15Z,   0.40,  -8.78,  -8.24,  99.90,   0.14,  (min)
05/13 16Z,   0.40,  -8.69,  -8.21,  99.90,   0.08,
05/13 17Z,   0.40,  -8.09,  -7.53,  99.90,   0.16,
05/13 18Z,   0.50,  -7.21,  -6.75,  99.90,  -0.04,
05/13 19Z,   0.50,  -6.15,  -5.82,  99.90,  -0.17,
05/13 20Z,   0.50,  -5.09,  -4.75,  99.90,  -0.16,
05/13 21Z,   0.60,  -4.29,  -4.04,  99.90,  -0.35,
05/13 22Z,   0.50,  -3.92,  -3.71,  99.90,  -0.29,  (max)
05/13 23Z,   0.50,  -4.02,  -3.81,  99.90,  -0.29,
05/14 00Z,   0.50,  -4.55,  -4.28,  99.90,  -0.23,
05/14 01Z,   0.60,  -5.31,  -5.10,  99.90,  -0.39,
05/14 02Z,   0.60,  -5.97,  -5.92,  99.90,  -0.55,
05/14 03Z,   0.50,  -6.16,  -6.16,  99.90,  -0.50,  (min)
05/14 04Z,   0.40,  -5.77,  -5.84,  99.90,  -0.47,
05/14 05Z,   0.50,  -4.96,  -5.08,  99.90,  -0.62,
05/14 06Z,   0.30,  -3.99,  -4.16,  99.90,  -0.47,
05/14 07Z,   0.30,  -3.00,  -3.28,  99.90,  -0.58,
05/14 08Z,   0.30,  -2.16,  -2.32,  99.90,  -0.46,
05/14 09Z,   0.30,  -1.75,  -1.83,  99.90,  -0.38,  (max)
05/14 10Z,   0.30,  -2.01,  -1.99,  99.90,  -0.28,
05/14 11Z,   0.20,  -3.04,  -2.83,  99.90,   0.01,
05/14 12Z,   0.10,  -4.71,  -4.55,  99.90,   0.06,
05/14 13Z,   0.10,  -6.74,  -6.56,  99.90,   0.08,
05/14 14Z,   0.10,  -8.68,  -8.55,  99.90,   0.03,
05/14 15Z,   0.10,  -9.97,  -9.66,  99.90,   0.21,
05/14 16Z,   0.00, -10.33, -10.04,  99.90,   0.29,  (min)
05/14 17Z,   0.10,  -9.84,  -9.61,  99.90,   0.13,
05/14 18Z,   0.20,  -8.82,  -8.49,  99.90,   0.13,
05/14 19Z,   0.10,  -7.51,  -7.42,  99.90,  -0.01,
05/14 20Z,   0.20,  -6.05,  -6.10,  99.90,  -0.25,
05/14 21Z,   0.20,  -4.64,  -4.64,  99.90,  -0.20,
05/14 22Z,   0.20,  -3.56,  -3.63,  99.90,  -0.27,
05/14 23Z,   0.20,  -3.02,  -3.12,  99.90,  -0.30,  (max)
05/15 00Z,   0.20,  -3.06,  -3.22,  99.90,  -0.36,
05/15 01Z,   0.20,  -3.61,  -3.62,  99.90,  -0.21,
05/15 02Z,   0.20,  -4.41,  -4.49,  99.90,  -0.28,
05/15 03Z,   0.20,  -5.06,  -5.09,  99.90,  -0.23,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 04Z,   0.20,  -5.17,  99.90,  -5.19,  -0.22,  (min)
05/15 05Z,   0.30,  -4.71,  99.90,  -4.61,  -0.20,
05/15 06Z,   0.30,  -3.91,  99.90,  -3.79,  -0.19,
05/15 07Z,   0.20,  -3.03,  99.90,  -3.00,  -0.17,
05/15 08Z,   0.20,  -2.22,  99.90,  -2.18,  -0.15,
05/15 09Z,   0.30,  -1.66,  99.90,  -1.50,  -0.14,
05/15 10Z,   0.30,  -1.62,  99.90,  -1.44,  -0.12,  (max)
05/15 11Z,   0.20,  -2.35,  99.90,  -2.26,  -0.11,
05/15 12Z,   0.30,  -3.90,  99.90,  -3.70,  -0.09,
05/15 13Z,   0.30,  -6.07,  99.90,  -5.85,  -0.07,
05/15 14Z,   0.30,  -8.46,  99.90,  -8.22,  -0.06,
05/15 15Z,   0.20, -10.49,  99.90, -10.33,  -0.04,
05/15 16Z,   0.30, -11.61,  99.90, -11.35,  -0.04,  (min)
05/15 17Z,   0.30, -11.60,  99.90, -11.35,  -0.04,
05/15 18Z,   0.30, -10.69,  99.90, -10.43,  -0.04,
05/15 19Z,   0.20,  -9.25,  99.90,  -9.10,  -0.04,
05/15 20Z,   0.30,  -7.55,  99.90,  -7.30,  -0.04,
05/15 21Z,   0.30,  -5.74,  99.90,  -5.49,  -0.04,
05/15 22Z,   0.30,  -4.05,  99.90,  -3.79,  -0.04,
05/15 23Z,   0.30,  -2.78,  99.90,  -2.52,  -0.04,
05/16 00Z,   0.30,  -2.15,  99.90,  -1.89,  -0.04,  (max)
05/16 01Z,   0.30,  -2.20,  99.90,  -1.95,  -0.04,
05/16 02Z,   0.30,  -2.81,  99.90,  -2.56,  -0.04,
05/16 03Z,   0.30,  -3.65,  99.90,  -3.39,  -0.04,
05/16 04Z,   0.30,  -4.24,  99.90,  -3.98,  -0.04,
05/16 05Z,   0.20,  -4.27,  99.90,  -4.11,  -0.04,  (min)
05/16 06Z,   0.30,  -3.76,  99.90,  -3.50,  -0.04,
05/16 07Z,   0.30,  -3.00,  99.90,  -2.75,  -0.04,
05/16 08Z,   0.30,  -2.27,  99.90,  -2.01,  -0.04,
05/16 09Z,   0.20,  -1.67,  99.90,  -1.51,  -0.04,
05/16 10Z,   0.20,  -1.39,  99.90,  -1.23,  -0.04,  (max)
05/16 11Z,   0.30,  -1.73,  99.90,  -1.47,  -0.04,
05/16 12Z,   0.30,  -2.91,  99.90,  -2.65,  -0.04,
05/16 13Z,   0.20,  -4.91,  99.90,  -4.76,  -0.04,
05/16 14Z,   0.20,  -7.46,  99.90,  -7.30,  -0.04,
05/16 15Z,   0.20, -10.04,  99.90,  -9.88,  -0.04,
05/16 16Z,   0.20, -12.01,  99.90, -11.85,  -0.04,
05/16 17Z,   0.20, -12.84,  99.90, -12.68,  -0.04,  (min)
05/16 18Z,   0.20, -12.45,  99.90, -12.29,  -0.04,
05/16 19Z,   0.20, -11.16,  99.90, -11.00,  -0.04,
05/16 20Z,   0.20,  -9.39,  99.90,  -9.23,  -0.04,
05/16 21Z,   0.20,  -7.40,  99.90,  -7.24,  -0.04,
05/16 22Z,   0.30,  -5.33,  99.90,  -5.07,  -0.04,
05/16 23Z,   0.30,  -3.45,  99.90,  -3.19,  -0.04,
05/17 00Z,   0.30,  -2.08,  99.90,  -1.83,  -0.04,
05/17 01Z,   0.40,  -1.45,  99.90,  -1.10,  -0.04,  (max)
05/17 02Z,   0.40,  -1.57,  99.90,  -1.21,  -0.04,
05/17 03Z,   0.40,  -2.24,  99.90,  -1.88,  -0.04,
05/17 04Z,   0.30,  -3.07,  99.90,  -2.81,  -0.04,
05/17 05Z,   0.30,  -3.59,  99.90,  -3.33,  -0.04,  (min)
05/17 06Z,   0.30,  -3.53,  99.90,  -3.28,  -0.04,
05/17 07Z,   0.20,  -3.02,  99.90,  -2.86,  -0.04,
05/17 08Z,   0.20,  -2.36,  99.90,  -2.20,  -0.04,
05/17 09Z,   0.20,  -1.78,  99.90,  -1.62,  -0.04,
05/17 10Z,   0.20,  -1.39,  99.90,  -1.23,  -0.04,
05/17 11Z,   0.20,  -1.37,  99.90,  -1.21,  -0.04,  (max)
05/17 12Z,   0.20,  -2.03,  99.90,  -1.87,  -0.04,
05/17 13Z,   0.10,  -3.57,  99.90,  -3.52,  -0.04,
05/17 14Z,   0.10,  -5.91,  99.90,  -5.85,  -0.04,
05/17 15Z,   0.10,  -8.67,  99.90,  -8.61,  -0.04,
05/17 16Z,   0.10, -11.26,  99.90, -11.21,  -0.04,
05/17 17Z,   0.10, -13.04,  99.90, -12.98,  -0.04,
05/17 18Z,   0.00, -13.54,  99.90, -13.59,  -0.04,  (min)
05/17 19Z,   0.00, -12.81,  99.90, -12.86,  -0.04,
05/17 20Z,   0.00, -11.26,  99.90, -11.30,  -0.04,
05/17 21Z,   0.00,  -9.30,  99.90,  -9.34,  -0.04,
05/17 22Z,   0.00,  -7.13,  99.90,  -7.17,  -0.04,
05/17 23Z,   0.00,  -4.91,  99.90,  -4.96,  -0.04,
05/18 00Z,   0.00,  -2.95,  99.90,  -3.00,  -0.04,
05/18 01Z,   0.00,  -1.59,  99.90,  -1.63,  -0.04,
05/18 02Z,   0.00,  -1.02,  99.90,  -1.06,  -0.04,  (max)
05/18 03Z,   0.10,  -1.20,  99.90,  -1.15,  -0.04,
05/18 04Z,   0.10,  -1.91,  99.90,  -1.85,  -0.04,
05/18 05Z,   0.10,  -2.71,  99.90,  -2.65,  -0.04,
05/18 06Z,   0.10,  -3.15,  99.90,  -3.09,  -0.04,  (min)
05/18 07Z,   0.10,  -3.04,  99.90,  -2.99,  -0.04,
05/18 08Z,   0.10,  -2.57,  99.90,  -2.51,  -0.04,
05/18 09Z,   0.10,  -2.04,  99.90,  -1.98,  -0.04,
05/18 10Z,   0.10,  -1.61,  99.90,  -1.56,  -0.04,
05/18 11Z,   0.10,  -1.39,  99.90,  -1.33,  -0.04,  (max)
05/18 12Z,   0.10,  -1.57,  99.90,  -1.51,  -0.04,
05/18 13Z,   0.10,  -2.47,  99.90,  -2.41,  -0.04,
05/18 14Z,   0.10,  -4.25,  99.90,  -4.19,  -0.04,
05/18 15Z,   0.10,  -6.75,  99.90,  -6.69,  -0.04,
05/18 16Z,   0.10,  -9.53,  99.90,  -9.47,  -0.04,
05/18 17Z,   0.10, -11.99,  99.90, -11.93,  -0.04,
05/18 18Z,   0.10, -13.50,  99.90, -13.44,  -0.04,
05/18 19Z,  99.90, -13.70,  99.90,  99.90,  -0.04,
05/18 20Z,  99.90, -12.75,  99.90,  99.90,  -0.04,
05/18 21Z,  99.90, -11.08,  99.90,  99.90,  -0.04,
05/18 22Z,  99.90,  -9.05,  99.90,  99.90,  -0.04,
05/18 23Z,  99.90,  -6.82,  99.90,  99.90,  -0.04,
05/19 00Z,  99.90,  -4.56,  99.90,  99.90,  -0.04,