EXTRA-TROPICAL  STORM  SURGE
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Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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Alaska
Gulf of Alaska
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Cherry Point, WA
Friday Harbor WA
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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
#Astoria, OR : 05/17/2026 14:21:10 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 18Z,   0.20,   4.54,   4.76,  99.90,   0.02,
05/15 19Z,   0.20,   6.20,   6.43,  99.90,   0.03,
05/15 20Z,   0.20,   7.18,   7.46,  99.90,   0.08,
05/15 21Z,   0.20,   7.21,   7.54,  99.90,   0.13,  (max)
05/15 22Z,   0.20,   6.35,   6.63,  99.90,   0.08,
05/15 23Z,   0.20,   5.00,   5.16,  99.90,  -0.04,
05/16 00Z,   0.30,   3.65,   3.60,  99.90,  -0.35,
05/16 01Z,   0.30,   2.67,   2.52,  99.90,  -0.45,
05/16 02Z,   0.30,   2.33,   2.24,  99.90,  -0.39,  (min)
05/16 03Z,   0.30,   2.85,   2.98,  99.90,  -0.17,
05/16 04Z,   0.30,   4.23,   4.53,  99.90,   0.00,
05/16 05Z,   0.30,   6.12,   6.45,  99.90,   0.03,
05/16 06Z,   0.30,   7.95,   8.33,  99.90,   0.08,
05/16 07Z,   0.30,   9.24,   9.63,  99.90,   0.09,
05/16 08Z,   0.30,   9.65,  10.01,  99.90,   0.06,  (max)
05/16 09Z,   0.30,   8.98,   9.25,  99.90,  -0.03,
05/16 10Z,   0.20,   7.29,   7.40,  99.90,  -0.09,
05/16 11Z,   0.30,   4.98,   5.18,  99.90,  -0.10,
05/16 12Z,   0.20,   2.59,   3.18,  99.90,   0.39,
05/16 13Z,   0.20,   0.56,   1.39,  99.90,   0.63,
05/16 14Z,   0.20,  -0.87,   0.02,  99.90,   0.69,
05/16 15Z,   0.20,  -1.42,  -0.69,  99.90,   0.53,  (min)
05/16 16Z,   0.20,  -0.91,  -0.46,  99.90,   0.25,
05/16 17Z,   0.20,   0.56,   0.98,  99.90,   0.22,
05/16 18Z,   0.20,   2.58,   2.88,  99.90,   0.10,
05/16 19Z,   0.20,   4.66,   4.90,  99.90,   0.04,
05/16 20Z,   0.20,   6.37,   6.57,  99.90,   0.00,
05/16 21Z,   0.20,   7.31,   7.57,  99.90,   0.06,  (max)
05/16 22Z,   0.20,   7.26,   7.43,  99.90,  -0.03,
05/16 23Z,   0.10,   6.33,   6.47,  99.90,   0.04,
05/17 00Z,   0.20,   4.98,   4.91,  99.90,  -0.27,
05/17 01Z,   0.20,   3.69,   3.43,  99.90,  -0.46,
05/17 02Z,   0.20,   2.82,   2.48,  99.90,  -0.54,
05/17 03Z,   0.20,   2.64,   2.37,  99.90,  -0.47,  (min)
05/17 04Z,   0.20,   3.36,   3.35,  99.90,  -0.21,
05/17 05Z,   0.20,   4.91,   4.99,  99.90,  -0.12,
05/17 06Z,   0.10,   6.86,   6.96,  99.90,   0.00,
05/17 07Z,   0.10,   8.61,   8.71,  99.90,   0.00,
05/17 08Z,   0.10,   9.68,   9.74,  99.90,  -0.04,
05/17 09Z,   0.00,   9.78,   9.78,  99.90,  -0.00,  (max)
05/17 10Z,   0.00,   8.78,   8.64,  99.90,  -0.14,
05/17 11Z,   0.00,   6.81,   6.52,  99.90,  -0.29,
05/17 12Z,   0.00,   4.34,   4.30,  99.90,  -0.04,
05/17 13Z,   0.00,   1.92,   2.27,  99.90,   0.35,
05/17 14Z,   0.00,  -0.08,   0.52,  99.90,   0.60,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 15Z,   0.00,  -1.39,  99.90,  -0.86,   0.53,
05/17 16Z,   0.00,  -1.76,  99.90,  -1.29,   0.46,  (min)
05/17 17Z,   0.00,  -1.04,  99.90,  -0.64,   0.40,
05/17 18Z,   0.00,   0.60,  99.90,   0.94,   0.33,
05/17 19Z,   0.00,   2.73,  99.90,   3.00,   0.27,
05/17 20Z,   0.00,   4.84,  99.90,   5.05,   0.20,
05/17 21Z,   0.00,   6.51,  99.90,   6.65,   0.14,
05/17 22Z,   0.00,   7.36,  99.90,   7.43,   0.07,  (max)
05/17 23Z,   0.00,   7.21,  99.90,   7.22,   0.01,
05/18 00Z,   0.00,   6.24,  99.90,   6.18,  -0.06,
05/18 01Z,   0.00,   4.91,  99.90,   4.79,  -0.13,
05/18 02Z,   0.00,   3.70,  99.90,   3.51,  -0.19,
05/18 03Z,   0.00,   2.95,  99.90,   2.76,  -0.19,
05/18 04Z,   0.00,   2.92,  99.90,   2.73,  -0.19,  (min)
05/18 05Z,   0.00,   3.81,  99.90,   3.62,  -0.19,
05/18 06Z,   0.00,   5.46,  99.90,   5.27,  -0.19,
05/18 07Z,   0.00,   7.39,  99.90,   7.19,  -0.19,
05/18 08Z,   0.00,   8.99,  99.90,   8.80,  -0.19,
05/18 09Z,   0.00,   9.83,  99.90,   9.64,  -0.19,  (max)
05/18 10Z,   0.00,   9.66,  99.90,   9.47,  -0.19,
05/18 11Z,   0.00,   8.41,  99.90,   8.22,  -0.19,
05/18 12Z,  -0.10,   6.29,  99.90,   6.00,  -0.19,
05/18 13Z,  -0.10,   3.79,  99.90,   3.50,  -0.19,
05/18 14Z,  -0.10,   1.44,  99.90,   1.15,  -0.19,
05/18 15Z,  -0.10,  -0.43,  99.90,  -0.72,  -0.19,
05/18 16Z,  -0.10,  -1.59,  99.90,  -1.88,  -0.19,
05/18 17Z,  -0.10,  -1.78,  99.90,  -2.08,  -0.19,  (min)
05/18 18Z,  -0.10,  -0.90,  99.90,  -1.19,  -0.19,
05/18 19Z,  -0.10,   0.85,  99.90,   0.56,  -0.19,
05/18 20Z,  -0.10,   2.99,  99.90,   2.70,  -0.19,
05/18 21Z,  -0.10,   5.04,  99.90,   4.75,  -0.19,
05/18 22Z,  -0.10,   6.61,  99.90,   6.32,  -0.19,
05/18 23Z,  -0.10,   7.34,  99.90,   7.05,  -0.19,  (max)
05/19 00Z,  -0.10,   7.10,  99.90,   6.81,  -0.19,
05/19 01Z,  -0.10,   6.11,  99.90,   5.82,  -0.19,
05/19 02Z,  -0.10,   4.83,  99.90,   4.54,  -0.19,
05/19 03Z,  -0.10,   3.71,  99.90,   3.42,  -0.19,
05/19 04Z,  -0.10,   3.06,  99.90,   2.77,  -0.19,  (min)
05/19 05Z,  -0.10,   3.15,  99.90,   2.86,  -0.19,
05/19 06Z,  -0.10,   4.14,  99.90,   3.85,  -0.19,
05/19 07Z,  -0.10,   5.81,  99.90,   5.52,  -0.19,
05/19 08Z,  -0.10,   7.64,  99.90,   7.35,  -0.19,
05/19 09Z,  -0.10,   9.06,  99.90,   8.77,  -0.19,
05/19 10Z,  -0.10,   9.69,  99.90,   9.40,  -0.19,  (max)
05/19 11Z,  -0.10,   9.32,  99.90,   9.03,  -0.19,
05/19 12Z,  -0.10,   7.95,  99.90,   7.65,  -0.19,
05/19 13Z,  -0.10,   5.81,  99.90,   5.52,  -0.19,
05/19 14Z,  -0.10,   3.41,  99.90,   3.11,  -0.19,
05/19 15Z,  -0.10,   1.20,  99.90,   0.91,  -0.19,
05/19 16Z,   0.00,  -0.51,  99.90,  -0.70,  -0.19,
05/19 17Z,  -0.10,  -1.50,  99.90,  -1.79,  -0.19,
05/19 18Z,  -0.10,  -1.53,  99.90,  -1.82,  -0.19,  (min)
05/19 19Z,  -0.10,  -0.53,  99.90,  -0.83,  -0.19,
05/19 20Z,  -0.10,   1.23,  99.90,   0.94,  -0.19,
05/19 21Z,   0.00,   3.30,  99.90,   3.11,  -0.19,
05/19 22Z,  -0.10,   5.24,  99.90,   4.95,  -0.19,
05/19 23Z,  -0.10,   6.67,  99.90,   6.38,  -0.19,
05/20 00Z,  -0.10,   7.29,  99.90,   7.00,  -0.19,  (max)
05/20 01Z,  -0.10,   6.98,  99.90,   6.69,  -0.19,
05/20 02Z,  -0.10,   5.99,  99.90,   5.69,  -0.19,
05/20 03Z,  -0.10,   4.77,  99.90,   4.48,  -0.19,
05/20 04Z,  -0.10,   3.72,  99.90,   3.43,  -0.19,
05/20 05Z,  -0.10,   3.14,  99.90,   2.85,  -0.19,  (min)
05/20 06Z,  -0.10,   3.30,  99.90,   3.01,  -0.19,
05/20 07Z,  -0.10,   4.32,  99.90,   4.02,  -0.19,
05/20 08Z,  -0.10,   5.93,  99.90,   5.63,  -0.19,
05/20 09Z,  -0.10,   7.60,  99.90,   7.31,  -0.19,
05/20 10Z,  -0.10,   8.82,  99.90,   8.53,  -0.19,
05/20 11Z,  -0.10,   9.29,  99.90,   8.99,  -0.19,  (max)
05/20 12Z,  -0.10,   8.83,  99.90,   8.53,  -0.19,
05/20 13Z,  -0.10,   7.44,  99.90,   7.15,  -0.19,
05/20 14Z,  -0.10,   5.41,  99.90,   5.12,  -0.19,
05/20 15Z,  -0.10,   3.19,  99.90,   2.90,  -0.19,
05/20 16Z,  -0.10,   1.19,  99.90,   0.90,  -0.19,
05/20 17Z,  -0.10,  -0.33,  99.90,  -0.62,  -0.19,
05/20 18Z,  -0.10,  -1.17,  99.90,  -1.46,  -0.19,
05/20 19Z,  -0.20,  -1.08,  99.90,  -1.47,  -0.19,  (min)
05/20 20Z,  -0.20,  -0.03,  99.90,  -0.42,  -0.19,
05/20 21Z,  -0.20,   1.69,  99.90,   1.30,  -0.19,
05/20 22Z,  -0.20,   3.64,  99.90,   3.25,  -0.19,
05/20 23Z,  -0.20,   5.44,  99.90,   5.05,  -0.19,
05/21 00Z,  -0.20,   6.74,  99.90,   6.35,  -0.19,
05/21 01Z,  -0.20,   7.25,  99.90,   6.86,  -0.19,  (max)
05/21 02Z,  -0.20,   6.89,  99.90,   6.50,  -0.19,
05/21 03Z,  -0.20,   5.92,  99.90,   5.53,  -0.19,
05/21 04Z,  -0.20,   4.75,  99.90,   4.36,  -0.19,
05/21 05Z,  -0.20,   3.75,  99.90,   3.36,  -0.19,
05/21 06Z,  -0.20,   3.20,  99.90,   2.81,  -0.19,