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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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
#Providence, RI : 10/13/2026 00:21:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/11 06Z,   0.30,  -0.21,   0.01,  99.90,  -0.08,  (min)
10/11 07Z,   0.30,   0.26,   0.73,  99.90,   0.17,
10/11 08Z,   0.30,   0.84,   1.32,  99.90,   0.18,
10/11 09Z,   0.30,   1.48,   1.72,  99.90,  -0.06,
10/11 10Z,   0.30,   2.49,   2.73,  99.90,  -0.06,
10/11 11Z,   0.30,   3.85,   3.99,  99.90,  -0.16,
10/11 12Z,   0.30,   5.10,   5.20,  99.90,  -0.20,
10/11 13Z,   0.40,   5.65,   5.84,  99.90,  -0.21,  (max)
10/11 14Z,   0.40,   5.21,   5.59,  99.90,  -0.02,
10/11 15Z,   0.40,   3.92,   4.52,  99.90,   0.20,
10/11 16Z,   0.40,   2.22,   2.93,  99.90,   0.31,
10/11 17Z,   0.40,   0.68,   1.38,  99.90,   0.30,
10/11 18Z,   0.40,  -0.09,   0.42,  99.90,   0.11,  (min)
10/11 19Z,   0.50,   0.03,   0.74,  99.90,   0.21,
10/11 20Z,   0.50,   0.49,   1.42,  99.90,   0.43,
10/11 21Z,   0.50,   0.94,   1.50,  99.90,   0.06,
10/11 22Z,   0.50,   1.62,   2.06,  99.90,  -0.06,
10/11 23Z,   0.50,   2.72,   3.12,  99.90,  -0.10,
10/12 00Z,   0.50,   3.93,   4.57,  99.90,   0.14,
10/12 01Z,   0.60,   4.69,   5.52,  99.90,   0.23,  (max)
10/12 02Z,   0.60,   4.61,   5.38,  99.90,   0.17,
10/12 03Z,   0.60,   3.67,   4.78,  99.90,   0.51,
10/12 04Z,   0.70,   2.21,   3.80,  99.90,   0.89,
10/12 05Z,   0.80,   0.75,   2.28,  99.90,   0.73,
10/12 06Z,   0.70,  -0.15,   0.93,  99.90,   0.38,
10/12 07Z,   0.60,  -0.09,   0.31,  99.90,  -0.20,  (min)
10/12 08Z,   0.50,   0.56,   1.22,  99.90,   0.16,
10/12 09Z,   0.50,   1.24,   1.72,  99.90,  -0.02,
10/12 10Z,   0.60,   1.94,   2.51,  99.90,  -0.03,
10/12 11Z,   0.50,   2.96,   3.51,  99.90,   0.05,
10/12 12Z,   0.60,   4.19,   4.38,  99.90,  -0.41,
10/12 13Z,   0.60,   5.17,   5.51,  99.90,  -0.26,
10/12 14Z,   0.60,   5.41,   5.83,  99.90,  -0.18,  (max)
10/12 15Z,   0.60,   4.74,   5.04,  99.90,  -0.30,
10/12 16Z,   0.60,   3.39,   3.92,  99.90,  -0.07,
10/12 17Z,   0.70,   1.79,   2.46,  99.90,  -0.03,
10/12 18Z,   0.80,   0.46,   1.30,  99.90,   0.04,
10/12 19Z,   0.90,  -0.04,   0.99,  99.90,   0.13,  (min)
10/12 20Z,   0.90,   0.26,   1.73,  99.90,   0.57,
10/12 21Z,   0.90,   0.79,   2.03,  99.90,   0.34,  (max)
10/12 22Z,   0.90,   1.29,   1.94,  99.90,  -0.25,  (min)
10/12 23Z,   1.00,   2.01,   2.67,  99.90,  -0.34,
10/13 00Z,   1.00,   3.03,   3.69,  99.90,  -0.34,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/13 01Z,   1.10,   4.02,  99.90,   4.81,  -0.31,
10/13 02Z,   1.10,   4.50,  99.90,   5.32,  -0.28,  (max)
10/13 03Z,   1.00,   4.16,  99.90,   4.92,  -0.24,
10/13 04Z,   1.00,   3.11,  99.90,   3.90,  -0.21,
10/13 05Z,   0.90,   1.72,  99.90,   2.45,  -0.18,
10/13 06Z,   1.00,   0.45,  99.90,   1.31,  -0.14,
10/13 07Z,   1.00,  -0.15,  99.90,   0.74,  -0.11,  (min)
10/13 08Z,   1.10,   0.17,  99.90,   1.20,  -0.08,
10/13 09Z,   1.10,   0.96,  99.90,   2.02,  -0.04,
10/13 10Z,   1.10,   1.68,  99.90,   2.77,  -0.01,
10/13 11Z,   1.10,   2.39,  99.90,   3.51,   0.02,
10/13 12Z,   1.10,   3.33,  99.90,   4.48,   0.06,
10/13 13Z,   1.10,   4.34,  99.90,   5.50,   0.06,
10/13 14Z,   1.20,   5.02,  99.90,   6.27,   0.06,
10/13 15Z,   1.30,   4.99,  99.90,   6.34,   0.06,  (max)
10/13 16Z,   1.30,   4.19,  99.90,   5.55,   0.06,
10/13 17Z,   1.30,   2.89,  99.90,   4.24,   0.06,
10/13 18Z,   1.30,   1.45,  99.90,   2.81,   0.06,
10/13 19Z,   1.40,   0.38,  99.90,   1.84,   0.06,
10/13 20Z,   1.40,   0.15,  99.90,   1.60,   0.06,  (min)
10/13 21Z,   1.50,   0.61,  99.90,   2.17,   0.06,
10/13 22Z,   1.50,   1.17,  99.90,   2.73,   0.06,
10/13 23Z,   1.50,   1.66,  99.90,   3.21,   0.06,
10/14 00Z,   1.50,   2.33,  99.90,   3.89,   0.06,
10/14 01Z,   1.50,   3.22,  99.90,   4.77,   0.06,
10/14 02Z,   1.40,   3.97,  99.90,   5.42,   0.06,
10/14 03Z,   1.40,   4.19,  99.90,   5.64,   0.06,  (max)
10/14 04Z,   1.40,   3.68,  99.90,   5.14,   0.06,
10/14 05Z,   1.40,   2.62,  99.90,   4.07,   0.06,
10/14 06Z,   1.30,   1.36,  99.90,   2.71,   0.06,
10/14 07Z,   1.30,   0.32,  99.90,   1.67,   0.06,
10/14 08Z,   1.20,   0.01,  99.90,   1.27,   0.06,  (min)
10/14 09Z,   1.20,   0.57,  99.90,   1.82,   0.06,
10/14 10Z,   1.10,   1.42,  99.90,   2.58,   0.06,
10/14 11Z,   1.00,   2.10,  99.90,   3.15,   0.06,
10/14 12Z,   1.00,   2.72,  99.90,   3.78,   0.06,
10/14 13Z,   0.90,   3.51,  99.90,   4.47,   0.06,
10/14 14Z,   0.80,   4.29,  99.90,   5.15,   0.06,
10/14 15Z,   0.70,   4.72,  99.90,   5.47,   0.06,  (max)
10/14 16Z,   0.70,   4.50,  99.90,   5.26,   0.06,
10/14 17Z,   0.60,   3.67,  99.90,   4.32,   0.06,
10/14 18Z,   0.60,   2.46,  99.90,   3.12,   0.06,
10/14 19Z,   0.50,   1.23,  99.90,   1.79,   0.06,
10/14 20Z,   0.50,   0.44,  99.90,   1.00,   0.06,  (min)
10/14 21Z,   0.60,   0.46,  99.90,   1.12,   0.06,
10/14 22Z,   0.50,   1.02,  99.90,   1.58,   0.06,
10/14 23Z,   0.50,   1.54,  99.90,   2.09,   0.06,
10/15 00Z,   0.50,   1.95,  99.90,   2.50,   0.06,
10/15 01Z,   0.40,   2.53,  99.90,   2.98,   0.06,
10/15 02Z,   0.40,   3.26,  99.90,   3.71,   0.06,
10/15 03Z,   0.40,   3.81,  99.90,   4.27,   0.06,
10/15 04Z,   0.40,   3.84,  99.90,   4.30,   0.06,  (max)
10/15 05Z,   0.40,   3.24,  99.90,   3.69,   0.06,
10/15 06Z,   0.40,   2.22,  99.90,   2.68,   0.06,
10/15 07Z,   0.40,   1.13,  99.90,   1.58,   0.06,
10/15 08Z,   0.40,   0.34,  99.90,   0.80,   0.06,
10/15 09Z,   0.40,   0.32,  99.90,   0.78,   0.06,  (min)
10/15 10Z,   0.40,   1.03,  99.90,   1.49,   0.06,
10/15 11Z,   0.30,   1.85,  99.90,   2.20,   0.06,
10/15 12Z,   0.30,   2.39,  99.90,   2.75,   0.06,
10/15 13Z,   0.40,   2.89,  99.90,   3.34,   0.06,
10/15 14Z,   0.40,   3.53,  99.90,   3.98,   0.06,
10/15 15Z,   0.40,   4.13,  99.90,   4.58,   0.06,
10/15 16Z,   0.40,   4.37,  99.90,   4.83,   0.06,  (max)
10/15 17Z,   0.30,   4.04,  99.90,   4.39,   0.06,
10/15 18Z,   0.30,   3.21,  99.90,   3.57,   0.06,
10/15 19Z,   0.30,   2.15,  99.90,   2.51,   0.06,
10/15 20Z,   0.40,   1.15,  99.90,   1.61,   0.06,
10/15 21Z,   0.50,   0.63,  99.90,   1.19,   0.06,  (min)
10/15 22Z,   0.60,   0.84,  99.90,   1.50,   0.06,
10/15 23Z,   0.60,   1.40,  99.90,   2.05,   0.06,
10/16 00Z,   0.60,   1.79,  99.90,   2.44,   0.06,
10/16 01Z,   0.60,   2.09,  99.90,   2.74,   0.06,
10/16 02Z,   0.60,   2.59,  99.90,   3.24,   0.06,
10/16 03Z,   0.70,   3.22,  99.90,   3.97,   0.06,
10/16 04Z,   0.70,   3.63,  99.90,   4.39,   0.06,  (max)
10/16 05Z,   0.80,   3.52,  99.90,   4.38,   0.06,
10/16 06Z,   0.80,   2.87,  99.90,   3.73,   0.06,
10/16 07Z,   0.90,   1.94,  99.90,   2.90,   0.06,
10/16 08Z,   0.90,   1.05,  99.90,   2.00,   0.06,
10/16 09Z,   0.90,   0.53,  99.90,   1.48,   0.06,  (min)
10/16 10Z,   1.00,   0.73,  99.90,   1.79,   0.06,
10/16 11Z,   1.00,   1.48,  99.90,   2.53,   0.06,
10/16 12Z,   1.00,   2.14,  99.90,   3.19,   0.06,
10/16 13Z,   1.20,   2.51,  99.90,   3.76,   0.06,
10/16 14Z,   1.30,   2.90,  99.90,   4.26,   0.06,
10/16 15Z,   1.40,   3.46,  99.90,   4.91,   0.06,
10/16 16Z,   1.50,   3.94,  99.90,   5.50,   0.06,
10/16 17Z,   1.50,   4.05,  99.90,   5.61,   0.06,  (max)
10/16 18Z,   1.50,   3.64,  99.90,   5.19,   0.06,