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 : 05/14/2026 04:20:16 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/12 12Z,   0.20,   1.01,   1.68,  99.90,   0.47,
05/12 13Z,   0.20,  -0.82,  -0.26,  99.90,   0.36,
05/12 14Z,   0.30,  -2.41,  -1.96,  99.90,   0.15,
05/12 15Z,   0.30,  -3.33,  -3.02,  99.90,   0.01,
05/12 16Z,   0.30,  -3.45,  -3.17,  99.90,  -0.02,  (min)
05/12 17Z,   0.30,  -2.85,  -2.60,  99.90,  -0.05,
05/12 18Z,   0.40,  -1.74,  -1.59,  99.90,  -0.25,
05/12 19Z,   0.40,  -0.42,  -0.28,  99.90,  -0.26,
05/12 20Z,   0.40,   0.73,   0.94,  99.90,  -0.19,
05/12 21Z,   0.40,   1.36,   1.68,  99.90,  -0.08,
05/12 22Z,   0.40,   1.32,   1.74,  99.90,   0.02,  (max)
05/12 23Z,   0.50,   0.69,   1.20,  99.90,   0.01,
05/13 00Z,   0.50,  -0.35,   0.28,  99.90,   0.13,
05/13 01Z,   0.50,  -1.58,  -0.83,  99.90,   0.25,
05/13 02Z,   0.50,  -2.61,  -1.96,  99.90,   0.15,
05/13 03Z,   0.50,  -3.03,  -2.50,  99.90,   0.03,  (min)
05/13 04Z,   0.50,  -2.60,  -2.17,  99.90,  -0.07,
05/13 05Z,   0.60,  -1.40,  -1.16,  99.90,  -0.36,
05/13 06Z,   0.50,   0.29,   0.55,  99.90,  -0.24,
05/13 07Z,   0.50,   2.12,   2.42,  99.90,  -0.20,
05/13 08Z,   0.50,   3.66,   4.03,  99.90,  -0.13,
05/13 09Z,   0.50,   4.50,   4.85,  99.90,  -0.15,
05/13 10Z,   0.50,   4.38,   4.85,  99.90,  -0.03,  (max)
05/13 11Z,   0.50,   3.36,   3.97,  99.90,   0.11,
05/13 12Z,   0.50,   1.64,   2.39,  99.90,   0.25,
05/13 13Z,   0.50,  -0.51,   0.25,  99.90,   0.26,
05/13 14Z,   0.50,  -2.71,  -2.06,  99.90,   0.15,
05/13 15Z,   0.50,  -4.40,  -3.83,  99.90,   0.07,
05/13 16Z,   0.50,  -5.16,  -4.61,  99.90,   0.05,  (min)
05/13 17Z,   0.50,  -4.85,  -4.28,  99.90,   0.07,
05/13 18Z,   0.70,  -3.68,  -3.19,  99.90,  -0.21,
05/13 19Z,   0.70,  -1.97,  -1.58,  99.90,  -0.31,
05/13 20Z,   0.70,  -0.12,   0.31,  99.90,  -0.27,
05/13 21Z,   0.70,   1.40,   1.85,  99.90,  -0.25,
05/13 22Z,   0.70,   2.23,   2.65,  99.90,  -0.28,  (max)
05/13 23Z,   0.70,   2.30,   2.60,  99.90,  -0.40,
05/14 00Z,   0.70,   1.70,   1.99,  99.90,  -0.41,
05/14 01Z,   0.70,   0.64,   0.98,  99.90,  -0.36,
05/14 02Z,   0.70,  -0.63,  -0.35,  99.90,  -0.42,
05/14 03Z,   0.70,  -1.69,  -1.49,  99.90,  -0.50,
05/14 04Z,   0.70,  -2.07,  -1.99,  99.90,  -0.62,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/14 05Z,   0.70,  -1.57,  99.90,  -1.44,  -0.57,
05/14 06Z,   0.70,  -0.31,  99.90,  -0.13,  -0.52,
05/14 07Z,   0.60,   1.38,  99.90,   1.51,  -0.47,
05/14 08Z,   0.60,   3.10,  99.90,   3.28,  -0.42,
05/14 09Z,   0.60,   4.37,  99.90,   4.60,  -0.37,
05/14 10Z,   0.60,   4.77,  99.90,   5.05,  -0.32,  (max)
05/14 11Z,   0.50,   4.11,  99.90,   4.34,  -0.27,
05/14 12Z,   0.50,   2.51,  99.90,   2.79,  -0.22,
05/14 13Z,   0.50,   0.22,  99.90,   0.55,  -0.17,
05/14 14Z,   0.50,  -2.40,  99.90,  -2.02,  -0.12,
05/14 15Z,   0.50,  -4.83,  99.90,  -4.41,  -0.07,
05/14 16Z,   0.40,  -6.47,  99.90,  -6.09,  -0.02,
05/14 17Z,   0.40,  -6.86,  99.90,  -6.48,  -0.02,  (min)
05/14 18Z,   0.40,  -5.98,  99.90,  -5.61,  -0.02,
05/14 19Z,   0.40,  -4.15,  99.90,  -3.77,  -0.02,
05/14 20Z,   0.40,  -1.82,  99.90,  -1.44,  -0.02,
05/14 21Z,   0.40,   0.50,  99.90,   0.88,  -0.02,
05/14 22Z,   0.40,   2.29,  99.90,   2.67,  -0.02,
05/14 23Z,   0.40,   3.24,  99.90,   3.62,  -0.02,
05/15 00Z,   0.40,   3.32,  99.90,   3.70,  -0.02,  (max)
05/15 01Z,   0.40,   2.70,  99.90,   3.07,  -0.02,
05/15 02Z,   0.50,   1.57,  99.90,   2.05,  -0.02,
05/15 03Z,   0.50,   0.24,  99.90,   0.72,  -0.02,
05/15 04Z,   0.50,  -0.81,  99.90,  -0.34,  -0.02,
05/15 05Z,   0.50,  -1.13,  99.90,  -0.65,  -0.02,  (min)
05/15 06Z,   0.50,  -0.53,  99.90,  -0.06,  -0.02,
05/15 07Z,   0.50,   0.78,  99.90,   1.25,  -0.02,
05/15 08Z,   0.50,   2.43,  99.90,   2.90,  -0.02,
05/15 09Z,   0.50,   3.95,  99.90,   4.43,  -0.02,
05/15 10Z,   0.50,   4.86,  99.90,   5.34,  -0.02,  (max)
05/15 11Z,   0.40,   4.76,  99.90,   5.13,  -0.02,
05/15 12Z,   0.40,   3.53,  99.90,   3.90,  -0.02,
05/15 13Z,   0.40,   1.35,  99.90,   1.73,  -0.02,
05/15 14Z,   0.40,  -1.43,  99.90,  -1.06,  -0.02,
05/15 15Z,   0.40,  -4.39,  99.90,  -4.02,  -0.02,
05/15 16Z,   0.40,  -6.91,  99.90,  -6.53,  -0.02,
05/15 17Z,   0.40,  -8.30,  99.90,  -7.93,  -0.02,  (min)
05/15 18Z,   0.40,  -8.20,  99.90,  -7.82,  -0.02,
05/15 19Z,   0.40,  -6.68,  99.90,  -6.30,  -0.02,
05/15 20Z,   0.40,  -4.20,  99.90,  -3.83,  -0.02,
05/15 21Z,   0.40,  -1.34,  99.90,  -0.97,  -0.02,
05/15 22Z,   0.40,   1.31,  99.90,   1.68,  -0.02,
05/15 23Z,   0.40,   3.24,  99.90,   3.62,  -0.02,
05/16 00Z,   0.50,   4.20,  99.90,   4.68,  -0.02,
05/16 01Z,   0.50,   4.24,  99.90,   4.71,  -0.02,  (max)
05/16 02Z,   0.50,   3.54,  99.90,   4.01,  -0.02,
05/16 03Z,   0.50,   2.33,  99.90,   2.81,  -0.02,
05/16 04Z,   0.50,   0.97,  99.90,   1.44,  -0.02,
05/16 05Z,   0.50,  -0.05,  99.90,   0.43,  -0.02,
05/16 06Z,   0.50,  -0.26,  99.90,   0.21,  -0.02,  (min)
05/16 07Z,   0.50,   0.42,  99.90,   0.90,  -0.02,
05/16 08Z,   0.50,   1.75,  99.90,   2.23,  -0.02,
05/16 09Z,   0.50,   3.29,  99.90,   3.77,  -0.02,
05/16 10Z,   0.50,   4.56,  99.90,   5.03,  -0.02,
05/16 11Z,   0.50,   5.06,  99.90,   5.53,  -0.02,  (max)
05/16 12Z,   0.40,   4.45,  99.90,   4.82,  -0.02,
05/16 13Z,   0.40,   2.70,  99.90,   3.08,  -0.02,
05/16 14Z,   0.40,   0.06,  99.90,   0.44,  -0.02,
05/16 15Z,   0.40,  -3.08,  99.90,  -2.71,  -0.02,
05/16 16Z,   0.40,  -6.21,  99.90,  -5.84,  -0.02,
05/16 17Z,   0.40,  -8.63,  99.90,  -8.26,  -0.02,
05/16 18Z,   0.50,  -9.66,  99.90,  -9.19,  -0.02,  (min)
05/16 19Z,   0.50,  -9.00,  99.90,  -8.53,  -0.02,
05/16 20Z,   0.50,  -6.89,  99.90,  -6.42,  -0.02,
05/16 21Z,   0.40,  -3.90,  99.90,  -3.53,  -0.02,
05/16 22Z,   0.40,  -0.69,  99.90,  -0.32,  -0.02,
05/16 23Z,   0.40,   2.12,  99.90,   2.50,  -0.02,
05/17 00Z,   0.40,   4.06,  99.90,   4.44,  -0.02,
05/17 01Z,   0.50,   4.96,  99.90,   5.43,  -0.02,  (max)
05/17 02Z,   0.50,   4.91,  99.90,   5.38,  -0.02,
05/17 03Z,   0.50,   4.13,  99.90,   4.60,  -0.02,
05/17 04Z,   0.60,   2.86,  99.90,   3.44,  -0.02,
05/17 05Z,   0.60,   1.49,  99.90,   2.07,  -0.02,
05/17 06Z,   0.60,   0.55,  99.90,   1.13,  -0.02,
05/17 07Z,   0.60,   0.44,  99.90,   1.02,  -0.02,  (min)
05/17 08Z,   0.60,   1.19,  99.90,   1.77,  -0.02,
05/17 09Z,   0.50,   2.48,  99.90,   2.96,  -0.02,
05/17 10Z,   0.50,   3.85,  99.90,   4.33,  -0.02,
05/17 11Z,   0.50,   4.83,  99.90,   5.30,  -0.02,
05/17 12Z,   0.40,   4.94,  99.90,   5.32,  -0.02,  (max)
05/17 13Z,   0.40,   3.91,  99.90,   4.29,  -0.02,
05/17 14Z,   0.40,   1.78,  99.90,   2.15,  -0.02,
05/17 15Z,   0.40,  -1.16,  99.90,  -0.79,  -0.02,
05/17 16Z,   0.40,  -4.49,  99.90,  -4.11,  -0.02,
05/17 17Z,   0.40,  -7.62,  99.90,  -7.24,  -0.02,
05/17 18Z,   0.30,  -9.81,  99.90,  -9.53,  -0.02,
05/17 19Z,  99.90, -10.41,  99.90,  99.90,  -0.02,
05/17 20Z,  99.90,  -9.25,  99.90,  99.90,  -0.02,
05/17 21Z,  99.90,  -6.69,  99.90,  99.90,  -0.02,
05/17 22Z,  99.90,  -3.39,  99.90,  99.90,  -0.02,
05/17 23Z,  99.90,  -0.03,  99.90,  99.90,  -0.02,
05/18 00Z,  99.90,   2.79,  99.90,  99.90,  -0.02,