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 : 04/14/2026 18:20:23 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/13 00Z,   0.70,  -2.24,  -1.44,  99.90,   0.10,
04/13 01Z,   0.70,  -3.10,  -2.21,  99.90,   0.19,
04/13 02Z,   0.70,  -3.67,  -2.73,  99.90,   0.24,
04/13 03Z,   0.70,  -3.78,  -2.79,  99.90,   0.29,  (min)
04/13 04Z,   0.70,  -3.38,  -2.39,  99.90,   0.29,
04/13 05Z,   0.70,  -2.56,  -1.60,  99.90,   0.26,
04/13 06Z,   0.60,  -1.48,  -0.53,  99.90,   0.35,
04/13 07Z,   0.50,  -0.32,   0.67,  99.90,   0.49,
04/13 08Z,   0.50,   0.77,   1.85,  99.90,   0.58,
04/13 09Z,   0.50,   1.64,   2.69,  99.90,   0.55,
04/13 10Z,   0.50,   2.15,   3.14,  99.90,   0.49,
04/13 11Z,   0.50,   2.22,   3.22,  99.90,   0.50,  (max)
04/13 12Z,   0.50,   1.85,   2.86,  99.90,   0.51,
04/13 13Z,   0.50,   1.16,   2.11,  99.90,   0.45,
04/13 14Z,   0.50,   0.37,   1.29,  99.90,   0.42,
04/13 15Z,   0.50,  -0.27,   0.63,  99.90,   0.40,
04/13 16Z,   0.50,  -0.61,   0.18,  99.90,   0.29,
04/13 17Z,   0.50,  -0.63,   0.04,  99.90,   0.17,  (min)
04/13 18Z,   0.60,  -0.42,   0.18,  99.90,  -0.00,
04/13 19Z,   0.60,  -0.10,   0.50,  99.90,   0.00,
04/13 20Z,   0.50,   0.18,   0.71,  99.90,   0.03,
04/13 21Z,   0.50,   0.30,   0.87,  99.90,   0.07,  (max)
04/13 22Z,   0.50,   0.17,   0.67,  99.90,   0.00,
04/13 23Z,   0.50,  -0.29,   0.21,  99.90,  -0.00,
04/14 00Z,   0.50,  -1.05,  -0.54,  99.90,   0.01,
04/14 01Z,   0.50,  -1.98,  -1.46,  99.90,   0.02,
04/14 02Z,   0.50,  -2.83,  -2.25,  99.90,   0.08,
04/14 03Z,   0.40,  -3.35,  -2.82,  99.90,   0.13,  (min)
04/14 04Z,   0.40,  -3.36,  -2.81,  99.90,   0.15,
04/14 05Z,   0.50,  -2.83,  -2.39,  99.90,  -0.06,
04/14 06Z,   0.40,  -1.90,  -1.44,  99.90,   0.06,
04/14 07Z,   0.30,  -0.76,  -0.25,  99.90,   0.21,
04/14 08Z,   0.20,   0.40,   0.97,  99.90,   0.37,
04/14 09Z,   0.30,   1.38,   2.02,  99.90,   0.34,
04/14 10Z,   0.40,   2.04,   2.67,  99.90,   0.23,
04/14 11Z,   0.30,   2.24,   2.92,  99.90,   0.38,  (max)
04/14 12Z,   0.30,   1.91,   2.73,  99.90,   0.52,
04/14 13Z,   0.40,   1.13,   1.99,  99.90,   0.46,
04/14 14Z,   0.40,   0.10,   0.92,  99.90,   0.42,
04/14 15Z,   0.40,  -0.87,   0.03,  99.90,   0.50,
04/14 16Z,   0.40,  -1.52,  -0.61,  99.90,   0.51,
04/14 17Z,   0.50,  -1.72,  -0.81,  99.90,   0.41,  (min)
04/14 18Z,   0.50,  -1.48,  -0.58,  99.90,   0.40,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/14 19Z,   0.50,  -0.97,  99.90,  -0.08,   0.39,
04/14 20Z,   0.50,  -0.35,  99.90,   0.52,   0.37,
04/14 21Z,   0.50,   0.20,  99.90,   1.05,   0.36,
04/14 22Z,   0.60,   0.53,  99.90,   1.48,   0.34,
04/14 23Z,   0.70,   0.53,  99.90,   1.56,   0.33,  (max)
04/15 00Z,   0.70,   0.13,  99.90,   1.14,   0.32,
04/15 01Z,   0.80,  -0.64,  99.90,   0.46,   0.30,
04/15 02Z,   0.90,  -1.58,  99.90,  -0.39,   0.29,
04/15 03Z,   0.90,  -2.40,  99.90,  -1.23,   0.27,
04/15 04Z,   0.80,  -2.83,  99.90,  -1.77,   0.26,  (min)
04/15 05Z,   0.80,  -2.70,  99.90,  -1.66,   0.24,
04/15 06Z,   0.90,  -2.04,  99.90,  -0.91,   0.23,
04/15 07Z,   0.80,  -1.02,  99.90,   0.01,   0.23,
04/15 08Z,   0.80,   0.13,  99.90,   1.16,   0.23,
04/15 09Z,   0.70,   1.19,  99.90,   2.12,   0.23,
04/15 10Z,   0.60,   1.97,  99.90,   2.80,   0.23,
04/15 11Z,   0.60,   2.31,  99.90,   3.14,   0.23,  (max)
04/15 12Z,   0.60,   2.08,  99.90,   2.90,   0.23,
04/15 13Z,   0.60,   1.27,  99.90,   2.10,   0.23,
04/15 14Z,   0.60,   0.06,  99.90,   0.88,   0.23,
04/15 15Z,   0.60,  -1.26,  99.90,  -0.44,   0.23,
04/15 16Z,   0.60,  -2.33,  99.90,  -1.50,   0.23,
04/15 17Z,   0.60,  -2.86,  99.90,  -2.04,   0.23,
04/15 18Z,   0.50,  -2.79,  99.90,  -2.06,   0.23,  (min)
04/15 19Z,   0.40,  -2.21,  99.90,  -1.58,   0.23,
04/15 20Z,   0.40,  -1.33,  99.90,  -0.71,   0.23,
04/15 21Z,   0.40,  -0.38,  99.90,   0.25,   0.23,
04/15 22Z,   0.40,   0.44,  99.90,   1.07,   0.23,
04/15 23Z,   0.40,   0.98,  99.90,   1.61,   0.23,
04/16 00Z,   0.40,   1.08,  99.90,   1.71,   0.23,  (max)
04/16 01Z,   0.40,   0.70,  99.90,   1.33,   0.23,
04/16 02Z,   0.40,  -0.08,  99.90,   0.55,   0.23,
04/16 03Z,   0.30,  -1.02,  99.90,  -0.49,   0.23,
04/16 04Z,   0.30,  -1.78,  99.90,  -1.25,   0.23,
04/16 05Z,   0.30,  -2.09,  99.90,  -1.56,   0.23,  (min)
04/16 06Z,   0.30,  -1.82,  99.90,  -1.29,   0.23,
04/16 07Z,   0.20,  -1.06,  99.90,  -0.63,   0.23,
04/16 08Z,   0.20,  -0.02,  99.90,   0.41,   0.23,
04/16 09Z,   0.20,   1.05,  99.90,   1.48,   0.23,
04/16 10Z,   0.20,   1.93,  99.90,   2.36,   0.23,
04/16 11Z,   0.20,   2.40,  99.90,   2.83,   0.23,  (max)
04/16 12Z,   0.20,   2.32,  99.90,   2.75,   0.23,
04/16 13Z,   0.20,   1.60,  99.90,   2.03,   0.23,
04/16 14Z,   0.10,   0.31,  99.90,   0.64,   0.23,
04/16 15Z,   0.10,  -1.29,  99.90,  -0.96,   0.23,
04/16 16Z,   0.10,  -2.79,  99.90,  -2.46,   0.23,
04/16 17Z,   0.10,  -3.82,  99.90,  -3.49,   0.23,
04/16 18Z,   0.10,  -4.12,  99.90,  -3.79,   0.23,  (min)
04/16 19Z,   0.00,  -3.70,  99.90,  -3.47,   0.23,
04/16 20Z,   0.00,  -2.73,  99.90,  -2.50,   0.23,
04/16 21Z,   0.10,  -1.48,  99.90,  -1.15,   0.23,
04/16 22Z,   0.00,  -0.20,  99.90,   0.03,   0.23,
04/16 23Z,   0.00,   0.88,  99.90,   1.11,   0.23,
04/17 00Z,   0.00,   1.58,  99.90,   1.81,   0.23,
04/17 01Z,   0.00,   1.75,  99.90,   1.98,   0.23,  (max)
04/17 02Z,   0.00,   1.37,  99.90,   1.60,   0.23,
04/17 03Z,   0.00,   0.58,  99.90,   0.81,   0.23,
04/17 04Z,   0.00,  -0.32,  99.90,  -0.09,   0.23,
04/17 05Z,   0.00,  -0.99,  99.90,  -0.77,   0.23,
04/17 06Z,   0.10,  -1.18,  99.90,  -0.85,   0.23,  (min)
04/17 07Z,   0.00,  -0.80,  99.90,  -0.57,   0.23,
04/17 08Z,   0.00,  -0.01,  99.90,   0.22,   0.23,
04/17 09Z,   0.00,   0.97,  99.90,   1.20,   0.23,
04/17 10Z,   0.00,   1.88,  99.90,   2.11,   0.23,
04/17 11Z,   0.00,   2.48,  99.90,   2.71,   0.23,
04/17 12Z,   0.10,   2.58,  99.90,   2.91,   0.23,  (max)
04/17 13Z,   0.10,   2.04,  99.90,   2.37,   0.23,
04/17 14Z,   0.00,   0.83,  99.90,   1.06,   0.23,
04/17 15Z,   0.00,  -0.87,  99.90,  -0.64,   0.23,
04/17 16Z,   0.10,  -2.73,  99.90,  -2.40,   0.23,
04/17 17Z,   0.10,  -4.28,  99.90,  -3.95,   0.23,
04/17 18Z,   0.00,  -5.14,  99.90,  -4.91,   0.23,
04/17 19Z,   0.00,  -5.14,  99.90,  -4.91,   0.23,  (min)
04/17 20Z,   0.10,  -4.35,  99.90,  -4.02,   0.23,
04/17 21Z,   0.00,  -3.01,  99.90,  -2.78,   0.23,
04/17 22Z,   0.00,  -1.42,  99.90,  -1.19,   0.23,
04/17 23Z,   0.00,   0.13,  99.90,   0.36,   0.23,
04/18 00Z,   0.10,   1.41,  99.90,   1.74,   0.23,
04/18 01Z,   0.10,   2.21,  99.90,   2.54,   0.23,
04/18 02Z,   0.10,   2.42,  99.90,   2.75,   0.23,  (max)
04/18 03Z,   0.10,   2.04,  99.90,   2.37,   0.23,
04/18 04Z,   0.10,   1.27,  99.90,   1.60,   0.23,
04/18 05Z,   0.10,   0.44,  99.90,   0.77,   0.23,
04/18 06Z,   0.10,  -0.12,  99.90,   0.21,   0.23,
04/18 07Z,   0.10,  -0.18,  99.90,   0.14,   0.23,  (min)
04/18 08Z,   0.10,   0.24,  99.90,   0.57,   0.23,
04/18 09Z,   0.10,   1.00,  99.90,   1.33,   0.23,
04/18 10Z,   0.10,   1.84,  99.90,   2.17,   0.23,
04/18 11Z,   0.10,   2.51,  99.90,   2.84,   0.23,
04/18 12Z,   0.20,   2.79,  99.90,   3.21,   0.23,