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
#Friday Harbor, WA : 05/17/2026 11:20:27 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 12Z,   0.10,   1.49,   1.99,  99.90,   0.40,
05/15 13Z,   0.10,  -0.02,   0.57,  99.90,   0.49,
05/15 14Z,   0.10,  -1.93,  -1.33,  99.90,   0.50,
05/15 15Z,   0.10,  -3.85,  -3.34,  99.90,   0.41,
05/15 16Z,   0.10,  -5.36,  -4.93,  99.90,   0.33,
05/15 17Z,   0.20,  -6.11,  -5.57,  99.90,   0.34,  (min)
05/15 18Z,   0.20,  -5.98,  -5.33,  99.90,   0.45,
05/15 19Z,   0.10,  -5.06,  -4.63,  99.90,   0.33,
05/15 20Z,   0.10,  -3.61,  -3.41,  99.90,   0.10,
05/15 21Z,   0.20,  -1.93,  -1.85,  99.90,  -0.12,
05/15 22Z,   0.20,  -0.28,  -0.33,  99.90,  -0.25,
05/15 23Z,   0.20,   1.12,   1.02,  99.90,  -0.30,
05/16 00Z,   0.20,   2.08,   2.06,  99.90,  -0.22,
05/16 01Z,   0.20,   2.50,   2.45,  99.90,  -0.25,  (max)
05/16 02Z,   0.30,   2.37,   2.41,  99.90,  -0.26,
05/16 03Z,   0.20,   1.87,   2.00,  99.90,  -0.07,
05/16 04Z,   0.20,   1.29,   1.55,  99.90,   0.06,
05/16 05Z,   0.20,   0.92,   1.36,  99.90,   0.24,  (min)
05/16 06Z,   0.20,   0.96,   1.49,  99.90,   0.33,
05/16 07Z,   0.20,   1.37,   1.91,  99.90,   0.34,
05/16 08Z,   0.20,   2.00,   2.54,  99.90,   0.34,
05/16 09Z,   0.20,   2.59,   3.14,  99.90,   0.35,
05/16 10Z,   0.20,   2.94,   3.55,  99.90,   0.41,  (max)
05/16 11Z,   0.20,   2.85,   3.44,  99.90,   0.39,
05/16 12Z,   0.10,   2.17,   2.73,  99.90,   0.46,
05/16 13Z,   0.10,   0.86,   1.56,  99.90,   0.60,
05/16 14Z,   0.10,  -1.01,  -0.30,  99.90,   0.61,
05/16 15Z,   0.10,  -3.18,  -2.61,  99.90,   0.47,
05/16 16Z,   0.10,  -5.20,  -4.74,  99.90,   0.36,
05/16 17Z,   0.00,  -6.62,  -6.20,  99.90,   0.42,
05/16 18Z,   0.10,  -7.12,  -6.60,  99.90,   0.42,  (min)
05/16 19Z,   0.10,  -6.65,  -6.10,  99.90,   0.45,
05/16 20Z,   0.00,  -5.38,  -5.20,  99.90,   0.18,
05/16 21Z,   0.10,  -3.59,  -3.59,  99.90,  -0.10,
05/16 22Z,   0.10,  -1.62,  -1.81,  99.90,  -0.29,
05/16 23Z,   0.10,   0.27,  -0.09,  99.90,  -0.46,
05/17 00Z,   0.10,   1.84,   1.50,  99.90,  -0.44,
05/17 01Z,   0.10,   2.88,   2.60,  99.90,  -0.38,
05/17 02Z,   0.20,   3.30,   3.10,  99.90,  -0.40,  (max)
05/17 03Z,   0.10,   3.14,   3.03,  99.90,  -0.21,
05/17 04Z,   0.10,   2.61,   2.58,  99.90,  -0.13,
05/17 05Z,   0.20,   2.03,   2.17,  99.90,  -0.06,
05/17 06Z,   0.20,   1.68,   2.00,  99.90,   0.12,  (min)
05/17 07Z,   0.10,   1.72,   2.10,  99.90,   0.28,
05/17 08Z,   0.10,   2.08,   2.43,  99.90,   0.25,
05/17 09Z,   0.10,   2.59,   2.93,  99.90,   0.24,
05/17 10Z,   0.10,   3.01,   3.36,  99.90,   0.25,
05/17 11Z,   0.00,   3.14,   3.46,  99.90,   0.32,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 12Z,   0.00,   2.78,  99.90,   3.10,   0.32,
05/17 13Z,   0.00,   1.82,  99.90,   2.13,   0.31,
05/17 14Z,   0.00,   0.21,  99.90,   0.51,   0.30,
05/17 15Z,   0.00,  -1.91,  99.90,  -1.61,   0.30,
05/17 16Z,   0.00,  -4.20,  99.90,  -3.91,   0.29,
05/17 17Z,   0.00,  -6.19,  99.90,  -5.91,   0.28,
05/17 18Z,   0.00,  -7.44,  99.90,  -7.16,   0.28,
05/17 19Z,   0.00,  -7.68,  99.90,  -7.41,   0.27,  (min)
05/17 20Z,   0.00,  -6.92,  99.90,  -6.66,   0.26,
05/17 21Z,   0.00,  -5.38,  99.90,  -5.13,   0.26,
05/17 22Z,   0.00,  -3.38,  99.90,  -3.13,   0.25,
05/17 23Z,   0.00,  -1.23,  99.90,  -0.99,   0.24,
05/18 00Z,   0.00,   0.79,  99.90,   1.03,   0.24,
05/18 01Z,   0.00,   2.42,  99.90,   2.66,   0.24,
05/18 02Z,   0.00,   3.47,  99.90,   3.71,   0.24,
05/18 03Z,   0.00,   3.85,  99.90,   4.10,   0.24,  (max)
05/18 04Z,   0.00,   3.65,  99.90,   3.89,   0.24,
05/18 05Z,   0.00,   3.11,  99.90,   3.35,   0.24,
05/18 06Z,   0.00,   2.55,  99.90,   2.79,   0.24,
05/18 07Z,   0.00,   2.24,  99.90,   2.48,   0.24,  (min)
05/18 08Z,   0.10,   2.27,  99.90,   2.61,   0.24,
05/18 09Z,   0.10,   2.56,  99.90,   2.90,   0.24,
05/18 10Z,   0.10,   2.94,  99.90,   3.28,   0.24,
05/18 11Z,   0.10,   3.20,  99.90,   3.54,   0.24,  (max)
05/18 12Z,   0.10,   3.14,  99.90,   3.48,   0.24,
05/18 13Z,   0.10,   2.58,  99.90,   2.92,   0.24,
05/18 14Z,   0.10,   1.41,  99.90,   1.75,   0.24,
05/18 15Z,   0.10,  -0.38,  99.90,  -0.04,   0.24,
05/18 16Z,   0.10,  -2.60,  99.90,  -2.26,   0.24,
05/18 17Z,   0.10,  -4.89,  99.90,  -4.54,   0.24,
05/18 18Z,   0.10,  -6.75,  99.90,  -6.40,   0.24,
05/18 19Z,   0.10,  -7.78,  99.90,  -7.43,   0.24,
05/18 20Z,   0.10,  -7.78,  99.90,  -7.44,   0.24,  (min)
05/18 21Z,   0.10,  -6.82,  99.90,  -6.48,   0.24,
05/18 22Z,   0.10,  -5.14,  99.90,  -4.80,   0.24,
05/18 23Z,   0.10,  -3.04,  99.90,  -2.70,   0.24,
05/19 00Z,   0.10,  -0.84,  99.90,  -0.50,   0.24,
05/19 01Z,   0.10,   1.19,  99.90,   1.53,   0.24,
05/19 02Z,   0.10,   2.80,  99.90,   3.14,   0.24,
05/19 03Z,   0.20,   3.80,  99.90,   4.24,   0.24,
05/19 04Z,   0.20,   4.13,  99.90,   4.57,   0.24,  (max)
05/19 05Z,   0.10,   3.89,  99.90,   4.23,   0.24,
05/19 06Z,   0.10,   3.36,  99.90,   3.70,   0.24,
05/19 07Z,   0.10,   2.84,  99.90,   3.18,   0.24,
05/19 08Z,   0.10,   2.54,  99.90,   2.88,   0.24,
05/19 09Z,   0.10,   2.54,  99.90,   2.88,   0.24,  (min)
05/19 10Z,   0.10,   2.75,  99.90,   3.09,   0.24,
05/19 11Z,   0.10,   3.00,  99.90,   3.34,   0.24,
05/19 12Z,   0.10,   3.12,  99.90,   3.46,   0.24,  (max)
05/19 13Z,   0.10,   2.93,  99.90,   3.27,   0.24,
05/19 14Z,   0.00,   2.25,  99.90,   2.49,   0.24,
05/19 15Z,   0.00,   0.98,  99.90,   1.23,   0.24,
05/19 16Z,   0.00,  -0.85,  99.90,  -0.61,   0.24,
05/19 17Z,   0.00,  -3.04,  99.90,  -2.80,   0.24,
05/19 18Z,   0.00,  -5.18,  99.90,  -4.94,   0.24,
05/19 19Z,   0.00,  -6.83,  99.90,  -6.59,   0.24,
05/19 20Z,   0.00,  -7.63,  99.90,  -7.39,   0.24,  (min)
05/19 21Z,   0.00,  -7.46,  99.90,  -7.22,   0.24,
05/19 22Z,   0.00,  -6.40,  99.90,  -6.16,   0.24,
05/19 23Z,   0.10,  -4.69,  99.90,  -4.35,   0.24,
05/20 00Z,   0.00,  -2.62,  99.90,  -2.38,   0.24,
05/20 01Z,   0.00,  -0.47,  99.90,  -0.23,   0.24,
05/20 02Z,   0.00,   1.49,  99.90,   1.73,   0.24,
05/20 03Z,   0.00,   3.01,  99.90,   3.25,   0.24,
05/20 04Z,   0.10,   3.91,  99.90,   4.26,   0.24,
05/20 05Z,   0.00,   4.17,  99.90,   4.41,   0.24,  (max)
05/20 06Z,   0.00,   3.91,  99.90,   4.15,   0.24,
05/20 07Z,   0.00,   3.39,  99.90,   3.63,   0.24,
05/20 08Z,   0.00,   2.88,  99.90,   3.13,   0.24,
05/20 09Z,   0.00,   2.57,  99.90,   2.81,   0.24,
05/20 10Z,   0.00,   2.50,  99.90,   2.74,   0.24,  (min)
05/20 11Z,   0.00,   2.59,  99.90,   2.84,   0.24,
05/20 12Z,   0.00,   2.73,  99.90,   2.97,   0.24,
05/20 13Z,   0.00,   2.75,  99.90,   2.99,   0.24,  (max)
05/20 14Z,   0.00,   2.49,  99.90,   2.73,   0.24,
05/20 15Z,   0.00,   1.79,  99.90,   2.03,   0.24,
05/20 16Z,   0.00,   0.55,  99.90,   0.79,   0.24,
05/20 17Z,   0.00,  -1.20,  99.90,  -0.95,   0.24,
05/20 18Z,   0.00,  -3.20,  99.90,  -2.96,   0.24,
05/20 19Z,  -0.10,  -5.10,  99.90,  -4.96,   0.24,
05/20 20Z,  -0.10,  -6.49,  99.90,  -6.35,   0.24,
05/20 21Z,  -0.10,  -7.08,  99.90,  -6.94,   0.24,  (min)
05/20 22Z,   0.00,  -6.79,  99.90,  -6.55,   0.24,
05/20 23Z,   0.00,  -5.72,  99.90,  -5.48,   0.24,
05/21 00Z,  -0.10,  -4.08,  99.90,  -3.94,   0.24,