EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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Alaska
Gulf of Alaska
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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 : 06/06/2026 01:22:47 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/04 06Z,   0.70,  10.50,  10.73,  99.90,  -0.47,
06/04 07Z,   0.70,   9.45,   9.80,  99.90,  -0.35,
06/04 08Z,   0.60,   8.39,   8.79,  99.90,  -0.20,
06/04 09Z,   0.60,   7.69,   8.06,  99.90,  -0.23,
06/04 10Z,   0.60,   7.50,   7.90,  99.90,  -0.20,  (min)
06/04 11Z,   0.60,   7.74,   8.14,  99.90,  -0.20,
06/04 12Z,   0.60,   8.18,   8.59,  99.90,  -0.19,
06/04 13Z,   0.60,   8.60,   9.03,  99.90,  -0.17,
06/04 14Z,   0.60,   8.77,   9.24,  99.90,  -0.13,  (max)
06/04 15Z,   0.60,   8.40,   8.89,  99.90,  -0.11,
06/04 16Z,   0.60,   7.31,   7.75,  99.90,  -0.16,
06/04 17Z,   0.60,   5.57,   6.01,  99.90,  -0.16,
06/04 18Z,   0.50,   3.43,   3.78,  99.90,  -0.15,
06/04 19Z,   0.50,   1.26,   1.56,  99.90,  -0.20,
06/04 20Z,   0.50,  -0.49,  -0.11,  99.90,  -0.12,
06/04 21Z,   0.50,  -1.26,  -0.66,  99.90,   0.10,  (min)
06/04 22Z,   0.50,  -0.76,  -0.02,  99.90,   0.24,
06/04 23Z,   0.50,   0.91,   1.51,  99.90,   0.10,
06/05 00Z,   0.50,   3.31,   3.80,  99.90,  -0.01,
06/05 01Z,   0.50,   5.93,   6.44,  99.90,   0.01,
06/05 02Z,   0.50,   8.35,   8.79,  99.90,  -0.06,
06/05 03Z,   0.50,  10.20,  10.50,  99.90,  -0.20,
06/05 04Z,   0.50,  11.22,  11.43,  99.90,  -0.29,
06/05 05Z,   0.50,  11.40,  11.60,  99.90,  -0.30,  (max)
06/05 06Z,   0.60,  10.93,  11.25,  99.90,  -0.28,
06/05 07Z,   0.60,  10.01,  10.49,  99.90,  -0.12,
06/05 08Z,   0.60,   8.88,   9.42,  99.90,  -0.06,
06/05 09Z,   0.60,   7.85,   8.39,  99.90,  -0.06,
06/05 10Z,   0.60,   7.25,   7.77,  99.90,  -0.08,
06/05 11Z,   0.60,   7.17,   7.59,  99.90,  -0.18,  (min)
06/05 12Z,   0.60,   7.46,   7.88,  99.90,  -0.18,
06/05 13Z,   0.60,   7.88,   8.33,  99.90,  -0.15,
06/05 14Z,   0.60,   8.25,   8.72,  99.90,  -0.13,
06/05 15Z,   0.60,   8.32,   8.82,  99.90,  -0.10,  (max)
06/05 16Z,   0.60,   7.85,   8.33,  99.90,  -0.12,
06/05 17Z,   0.60,   6.70,   7.16,  99.90,  -0.14,
06/05 18Z,   0.60,   4.99,   5.45,  99.90,  -0.14,
06/05 19Z,   0.60,   3.00,   3.45,  99.90,  -0.15,
06/05 20Z,   0.60,   1.08,   1.51,  99.90,  -0.17,
06/05 21Z,   0.60,  -0.30,   0.31,  99.90,   0.01,
06/05 22Z,   0.60,  -0.68,   0.15,  99.90,   0.23,  (min)
06/05 23Z,   0.70,   0.16,   1.06,  99.90,   0.20,
06/06 00Z,   0.70,   2.00,   2.78,  99.90,   0.08,
06/06 01Z,   0.70,   4.39,   5.14,  99.90,   0.05,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/06 02Z,   0.70,   6.88,  99.90,   7.61,   0.03,
06/06 03Z,   0.70,   9.08,  99.90,   9.79,   0.02,
06/06 04Z,   0.70,  10.64,  99.90,  11.34,   0.00,
06/06 05Z,   0.70,  11.36,  99.90,  12.05,  -0.01,  (max)
06/06 06Z,   0.70,  11.26,  99.90,  11.93,  -0.03,
06/06 07Z,   0.70,  10.55,  99.90,  11.21,  -0.04,
06/06 08Z,   0.80,   9.45,  99.90,  10.19,  -0.06,
06/06 09Z,   0.80,   8.22,  99.90,   8.94,  -0.07,
06/06 10Z,   0.80,   7.19,  99.90,   7.90,  -0.09,
06/06 11Z,   0.70,   6.65,  99.90,   7.24,  -0.10,
06/06 12Z,   0.70,   6.63,  99.90,   7.21,  -0.12,  (min)
06/06 13Z,   0.70,   6.95,  99.90,   7.52,  -0.13,
06/06 14Z,   0.70,   7.38,  99.90,   7.95,  -0.13,
06/06 15Z,   0.70,   7.75,  99.90,   8.31,  -0.13,
06/06 16Z,   0.70,   7.81,  99.90,   8.38,  -0.13,  (max)
06/06 17Z,   0.70,   7.34,  99.90,   7.91,  -0.13,
06/06 18Z,   0.70,   6.25,  99.90,   6.82,  -0.13,
06/06 19Z,   0.70,   4.68,  99.90,   5.25,  -0.13,
06/06 20Z,   0.70,   2.92,  99.90,   3.49,  -0.13,
06/06 21Z,   0.70,   1.32,  99.90,   1.89,  -0.13,
06/06 22Z,   0.70,   0.30,  99.90,   0.87,  -0.13,
06/06 23Z,   0.70,   0.26,  99.90,   0.82,  -0.13,  (min)
06/07 00Z,   0.70,   1.31,  99.90,   1.88,  -0.13,
06/07 01Z,   0.70,   3.21,  99.90,   3.78,  -0.13,
06/07 02Z,   0.70,   5.51,  99.90,   6.07,  -0.13,
06/07 03Z,   0.70,   7.80,  99.90,   8.37,  -0.13,
06/07 04Z,   0.70,   9.74,  99.90,  10.31,  -0.13,
06/07 05Z,   0.70,  11.00,  99.90,  11.57,  -0.13,
06/07 06Z,   0.70,  11.41,  99.90,  11.98,  -0.13,  (max)
06/07 07Z,   0.70,  11.02,  99.90,  11.59,  -0.13,
06/07 08Z,   0.70,  10.05,  99.90,  10.62,  -0.13,
06/07 09Z,   0.70,   8.74,  99.90,   9.31,  -0.13,
06/07 10Z,   0.70,   7.37,  99.90,   7.94,  -0.13,
06/07 11Z,   0.70,   6.30,  99.90,   6.87,  -0.13,
06/07 12Z,   0.70,   5.78,  99.90,   6.35,  -0.13,  (min)
06/07 13Z,   0.70,   5.81,  99.90,   6.38,  -0.13,
06/07 14Z,   0.70,   6.20,  99.90,   6.77,  -0.13,
06/07 15Z,   0.70,   6.71,  99.90,   7.28,  -0.13,
06/07 16Z,   0.70,   7.18,  99.90,   7.75,  -0.13,
06/07 17Z,   0.70,   7.35,  99.90,   7.92,  -0.13,  (max)
06/07 18Z,   0.70,   7.00,  99.90,   7.57,  -0.13,
06/07 19Z,   0.70,   6.07,  99.90,   6.64,  -0.13,
06/07 20Z,   0.70,   4.75,  99.90,   5.31,  -0.13,
06/07 21Z,   0.70,   3.29,  99.90,   3.86,  -0.13,
06/07 22Z,   0.70,   2.01,  99.90,   2.58,  -0.13,
06/07 23Z,   0.70,   1.30,  99.90,   1.87,  -0.13,  (min)
06/08 00Z,   0.70,   1.50,  99.90,   2.06,  -0.13,
06/08 01Z,   0.70,   2.65,  99.90,   3.22,  -0.13,
06/08 02Z,   0.70,   4.49,  99.90,   5.06,  -0.13,
06/08 03Z,   0.80,   6.61,  99.90,   7.28,  -0.13,
06/08 04Z,   0.80,   8.68,  99.90,   9.35,  -0.13,
06/08 05Z,   0.80,  10.34,  99.90,  11.01,  -0.13,
06/08 06Z,   0.80,  11.28,  99.90,  11.95,  -0.13,
06/08 07Z,   0.80,  11.34,  99.90,  12.01,  -0.13,  (max)
06/08 08Z,   0.90,  10.63,  99.90,  11.40,  -0.13,
06/08 09Z,   0.90,   9.36,  99.90,  10.13,  -0.13,
06/08 10Z,   0.90,   7.80,  99.90,   8.57,  -0.13,
06/08 11Z,   0.90,   6.25,  99.90,   7.02,  -0.13,
06/08 12Z,   0.90,   5.10,  99.90,   5.87,  -0.13,
06/08 13Z,   0.90,   4.60,  99.90,   5.37,  -0.13,  (min)
06/08 14Z,   0.90,   4.72,  99.90,   5.49,  -0.13,
06/08 15Z,   0.90,   5.25,  99.90,   6.02,  -0.13,
06/08 16Z,   0.90,   5.98,  99.90,   6.75,  -0.13,
06/08 17Z,   0.90,   6.68,  99.90,   7.45,  -0.13,
06/08 18Z,   1.00,   7.09,  99.90,   7.96,  -0.13,  (max)
06/08 19Z,   1.00,   6.97,  99.90,   7.83,  -0.13,
06/08 20Z,   0.90,   6.30,  99.90,   7.07,  -0.13,
06/08 21Z,   0.90,   5.27,  99.90,   6.04,  -0.13,
06/08 22Z,   0.90,   4.11,  99.90,   4.88,  -0.13,
06/08 23Z,   0.90,   3.12,  99.90,   3.88,  -0.13,
06/09 00Z,   0.90,   2.62,  99.90,   3.39,  -0.13,  (min)
06/09 01Z,   0.90,   2.93,  99.90,   3.70,  -0.13,
06/09 02Z,   1.00,   4.06,  99.90,   4.93,  -0.13,
06/09 03Z,   1.00,   5.76,  99.90,   6.63,  -0.13,
06/09 04Z,   1.00,   7.68,  99.90,   8.55,  -0.13,
06/09 05Z,   1.00,   9.49,  99.90,  10.36,  -0.13,
06/09 06Z,   1.00,  10.85,  99.90,  11.72,  -0.13,
06/09 07Z,   1.00,  11.44,  99.90,  12.31,  -0.13,  (max)
06/09 08Z,   1.00,  11.13,  99.90,  11.99,  -0.13,
06/09 09Z,   1.00,  10.04,  99.90,  10.91,  -0.13,
06/09 10Z,   1.00,   8.42,  99.90,   9.29,  -0.13,
06/09 11Z,   1.00,   6.56,  99.90,   7.43,  -0.13,
06/09 12Z,   1.00,   4.80,  99.90,   5.67,  -0.13,
06/09 13Z,   1.00,   3.57,  99.90,   4.44,  -0.13,
06/09 14Z,   1.00,   3.13,  99.90,   3.99,  -0.13,  (min)
06/09 15Z,   1.00,   3.43,  99.90,   4.29,  -0.13,
06/09 16Z,   1.00,   4.24,  99.90,   5.11,  -0.13,
06/09 17Z,   0.90,   5.33,  99.90,   6.10,  -0.13,
06/09 18Z,   0.90,   6.41,  99.90,   7.17,  -0.13,