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 : 03/10/2026 09:21:37 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/08 18Z,   0.30,   5.16,   5.18,  99.90,  -0.28,
03/08 19Z,   0.20,   3.71,   3.73,  99.90,  -0.18,
03/08 20Z,   0.20,   2.34,   2.30,  99.90,  -0.24,
03/08 21Z,   0.30,   1.35,   1.28,  99.90,  -0.37,
03/08 22Z,   0.30,   0.93,   0.84,  99.90,  -0.39,  (min)
03/08 23Z,   0.20,   1.09,   0.97,  99.90,  -0.32,
03/09 00Z,   0.20,   1.73,   1.53,  99.90,  -0.40,
03/09 01Z,   0.20,   2.69,   2.48,  99.90,  -0.41,
03/09 02Z,   0.30,   3.79,   3.58,  99.90,  -0.51,
03/09 03Z,   0.20,   4.86,   4.77,  99.90,  -0.29,
03/09 04Z,   0.20,   5.75,   5.66,  99.90,  -0.29,
03/09 05Z,   0.30,   6.31,   6.26,  99.90,  -0.35,
03/09 06Z,   0.30,   6.52,   6.58,  99.90,  -0.24,  (max)
03/09 07Z,   0.20,   6.42,   6.49,  99.90,  -0.13,
03/09 08Z,   0.20,   6.16,   6.19,  99.90,  -0.17,
03/09 09Z,   0.20,   5.92,   5.91,  99.90,  -0.21,
03/09 10Z,   0.20,   5.84,   5.84,  99.90,  -0.20,  (min)
03/09 11Z,   0.10,   5.97,   5.94,  99.90,  -0.13,
03/09 12Z,   0.10,   6.27,   6.23,  99.90,  -0.14,
03/09 13Z,   0.20,   6.64,   6.57,  99.90,  -0.27,
03/09 14Z,   0.20,   6.99,   6.90,  99.90,  -0.29,
03/09 15Z,   0.10,   7.17,   7.08,  99.90,  -0.19,  (max)
03/09 16Z,   0.10,   7.06,   6.91,  99.90,  -0.25,
03/09 17Z,   0.10,   6.55,   6.29,  99.90,  -0.36,
03/09 18Z,   0.10,   5.62,   5.27,  99.90,  -0.45,
03/09 19Z,   0.10,   4.35,   3.97,  99.90,  -0.48,
03/09 20Z,   0.00,   2.97,   2.66,  99.90,  -0.31,
03/09 21Z,   0.10,   1.77,   1.49,  99.90,  -0.38,
03/09 22Z,   0.10,   0.97,   0.69,  99.90,  -0.38,
03/09 23Z,   0.10,   0.72,   0.46,  99.90,  -0.36,  (min)
03/10 00Z,   0.00,   0.99,   0.73,  99.90,  -0.26,
03/10 01Z,   0.10,   1.69,   1.52,  99.90,  -0.27,
03/10 02Z,   0.10,   2.65,   2.47,  99.90,  -0.28,
03/10 03Z,   0.10,   3.74,   3.67,  99.90,  -0.17,
03/10 04Z,   0.00,   4.79,   4.73,  99.90,  -0.06,
03/10 05Z,   0.10,   5.68,   5.65,  99.90,  -0.13,
03/10 06Z,   0.10,   6.30,   6.29,  99.90,  -0.11,
03/10 07Z,   0.00,   6.63,   6.67,  99.90,   0.04,  (max)
03/10 08Z,   0.00,   6.70,   6.65,  99.90,  -0.05,
03/10 09Z,   0.00,   6.62,   6.50,  99.90,  -0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/10 10Z,   0.00,   6.52,  99.90,   6.38,  -0.13,
03/10 11Z,   0.00,   6.48,  99.90,   6.33,  -0.14,  (min)
03/10 12Z,   0.00,   6.54,  99.90,   6.39,  -0.15,
03/10 13Z,   0.00,   6.69,  99.90,   6.53,  -0.17,
03/10 14Z,   0.00,   6.87,  99.90,   6.69,  -0.18,
03/10 15Z,   0.00,   6.98,  99.90,   6.80,  -0.19,  (max)
03/10 16Z,   0.00,   6.94,  99.90,   6.74,  -0.20,
03/10 17Z,   0.00,   6.63,  99.90,   6.42,  -0.21,
03/10 18Z,   0.00,   5.98,  99.90,   5.77,  -0.22,
03/10 19Z,   0.00,   5.00,  99.90,   4.77,  -0.23,
03/10 20Z,   0.00,   3.78,  99.90,   3.54,  -0.24,
03/10 21Z,   0.00,   2.52,  99.90,   2.27,  -0.25,
03/10 22Z,   0.00,   1.46,  99.90,   1.21,  -0.25,
03/10 23Z,   0.00,   0.79,  99.90,   0.55,  -0.25,
03/11 00Z,   0.00,   0.62,  99.90,   0.37,  -0.25,  (min)
03/11 01Z,   0.00,   0.92,  99.90,   0.67,  -0.25,
03/11 02Z,   0.00,   1.61,  99.90,   1.36,  -0.25,
03/11 03Z,   0.00,   2.55,  99.90,   2.30,  -0.25,
03/11 04Z,   0.00,   3.60,  99.90,   3.35,  -0.25,
03/11 05Z,   0.00,   4.64,  99.90,   4.39,  -0.25,
03/11 06Z,   0.00,   5.56,  99.90,   5.31,  -0.25,
03/11 07Z,   0.00,   6.27,  99.90,   6.02,  -0.25,
03/11 08Z,   0.00,   6.73,  99.90,   6.48,  -0.25,
03/11 09Z,   0.00,   6.95,  99.90,   6.70,  -0.25,
03/11 10Z,   0.00,   6.98,  99.90,   6.73,  -0.25,  (max)
03/11 11Z,   0.00,   6.92,  99.90,   6.67,  -0.25,
03/11 12Z,   0.00,   6.85,  99.90,   6.60,  -0.25,
03/11 13Z,   0.00,   6.82,  99.90,   6.57,  -0.25,
03/11 14Z,  -0.10,   6.83,  99.90,   6.48,  -0.25,  (min)
03/11 15Z,  -0.10,   6.85,  99.90,   6.50,  -0.25,  (max)
03/11 16Z,  -0.10,   6.81,  99.90,   6.46,  -0.25,
03/11 17Z,   0.00,   6.63,  99.90,   6.38,  -0.25,
03/11 18Z,   0.00,   6.23,  99.90,   5.98,  -0.25,
03/11 19Z,   0.00,   5.55,  99.90,   5.30,  -0.25,
03/11 20Z,   0.00,   4.59,  99.90,   4.35,  -0.25,
03/11 21Z,   0.00,   3.46,  99.90,   3.21,  -0.25,
03/11 22Z,   0.00,   2.30,  99.90,   2.05,  -0.25,
03/11 23Z,   0.00,   1.32,  99.90,   1.07,  -0.25,
03/12 00Z,   0.00,   0.69,  99.90,   0.45,  -0.25,
03/12 01Z,   0.10,   0.53,  99.90,   0.38,  -0.25,  (min)
03/12 02Z,   0.20,   0.81,  99.90,   0.76,  -0.25,
03/12 03Z,   0.40,   1.47,  99.90,   1.62,  -0.25,
03/12 04Z,   0.50,   2.38,  99.90,   2.63,  -0.25,
03/12 05Z,   0.70,   3.42,  99.90,   3.87,  -0.25,
03/12 06Z,   0.70,   4.48,  99.90,   4.93,  -0.25,
03/12 07Z,   0.40,   5.46,  99.90,   5.61,  -0.25,
03/12 08Z,   0.30,   6.27,  99.90,   6.32,  -0.25,
03/12 09Z,   0.30,   6.84,  99.90,   6.89,  -0.25,
03/12 10Z,   0.40,   7.13,  99.90,   7.28,  -0.25,
03/12 11Z,   0.40,   7.19,  99.90,   7.34,  -0.25,  (max)
03/12 12Z,   0.40,   7.10,  99.90,   7.25,  -0.25,
03/12 13Z,   0.40,   6.94,  99.90,   7.10,  -0.25,
03/12 14Z,   0.30,   6.81,  99.90,   6.86,  -0.25,
03/12 15Z,   0.30,   6.72,  99.90,   6.78,  -0.25,
03/12 16Z,   0.20,   6.66,  99.90,   6.61,  -0.25,
03/12 17Z,   0.20,   6.55,  99.90,   6.51,  -0.25,
03/12 18Z,   0.20,   6.34,  99.90,   6.29,  -0.25,
03/12 19Z,   0.10,   5.93,  99.90,   5.78,  -0.25,
03/12 20Z,   0.00,   5.28,  99.90,   5.03,  -0.25,
03/12 21Z,   0.00,   4.38,  99.90,   4.13,  -0.25,
03/12 22Z,   0.00,   3.30,  99.90,   3.05,  -0.25,
03/12 23Z,   0.00,   2.18,  99.90,   1.93,  -0.25,
03/13 00Z,   0.00,   1.21,  99.90,   0.96,  -0.25,
03/13 01Z,   0.00,   0.57,  99.90,   0.32,  -0.25,
03/13 02Z,   0.00,   0.38,  99.90,   0.13,  -0.25,  (min)
03/13 03Z,   0.00,   0.65,  99.90,   0.40,  -0.25,
03/13 04Z,   0.00,   1.31,  99.90,   1.06,  -0.25,
03/13 05Z,   0.00,   2.23,  99.90,   1.98,  -0.25,
03/13 06Z,   0.00,   3.31,  99.90,   3.06,  -0.25,
03/13 07Z,   0.00,   4.44,  99.90,   4.19,  -0.25,
03/13 08Z,   0.00,   5.49,  99.90,   5.24,  -0.25,
03/13 09Z,   0.00,   6.37,  99.90,   6.12,  -0.25,
03/13 10Z,   0.00,   6.97,  99.90,   6.72,  -0.25,
03/13 11Z,   0.10,   7.24,  99.90,   7.09,  -0.25,  (max)
03/13 12Z,   0.10,   7.22,  99.90,   7.08,  -0.25,
03/13 13Z,   0.10,   7.02,  99.90,   6.87,  -0.25,
03/13 14Z,   0.10,   6.77,  99.90,   6.62,  -0.25,
03/13 15Z,   0.10,   6.57,  99.90,   6.42,  -0.25,
03/13 16Z,   0.10,   6.45,  99.90,   6.30,  -0.25,
03/13 17Z,   0.10,   6.37,  99.90,   6.23,  -0.25,
03/13 18Z,   0.10,   6.29,  99.90,   6.14,  -0.25,
03/13 19Z,   0.10,   6.10,  99.90,   5.95,  -0.25,
03/13 20Z,   0.10,   5.74,  99.90,   5.60,  -0.25,
03/13 21Z,   0.20,   5.15,  99.90,   5.10,  -0.25,
03/13 22Z,   0.20,   4.28,  99.90,   4.23,  -0.25,
03/13 23Z,   0.10,   3.20,  99.90,   3.05,  -0.25,
03/14 00Z,   0.20,   2.05,  99.90,   2.00,  -0.25,
03/14 01Z,  99.90,   1.04,  99.90,  99.90,  -0.25,
03/14 02Z,  99.90,   0.38,  99.90,  99.90,  -0.25,
03/14 03Z,  99.90,   0.19,  99.90,  99.90,  -0.25,
03/14 04Z,  99.90,   0.50,  99.90,  99.90,  -0.25,
03/14 05Z,  99.90,   1.23,  99.90,  99.90,  -0.25,
03/14 06Z,  99.90,   2.24,  99.90,  99.90,  -0.25,