EXTRA-TROPICAL  STORM  SURGE
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Manual
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 : 03/16/2026 20:21:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/15 00Z,   0.00,   0.98,   1.03,  99.90,   0.05,
03/15 01Z,   0.00,   0.77,   0.76,  99.90,  -0.01,  (min)
03/15 02Z,   0.00,   1.25,   1.08,  99.90,  -0.17,
03/15 03Z,   0.00,   2.30,   2.10,  99.90,  -0.20,
03/15 04Z,   0.00,   3.67,   3.47,  99.90,  -0.20,
03/15 05Z,   0.00,   5.12,   4.90,  99.90,  -0.22,
03/15 06Z,  -0.10,   6.29,   6.07,  99.90,  -0.12,
03/15 07Z,  -0.10,   6.84,   6.65,  99.90,  -0.09,  (max)
03/15 08Z,  -0.10,   6.66,   6.63,  99.90,   0.07,
03/15 09Z,  -0.10,   5.95,   5.89,  99.90,   0.04,
03/15 10Z,  -0.10,   5.03,   4.89,  99.90,  -0.04,
03/15 11Z,  -0.10,   4.14,   4.03,  99.90,  -0.01,
03/15 12Z,  -0.20,   3.51,   3.51,  99.90,   0.20,
03/15 13Z,  -0.20,   3.40,   3.44,  99.90,   0.24,  (min)
03/15 14Z,  -0.20,   3.95,   3.82,  99.90,   0.07,
03/15 15Z,  -0.20,   4.99,   4.67,  99.90,  -0.12,
03/15 16Z,  -0.20,   6.17,   5.79,  99.90,  -0.18,
03/15 17Z,  -0.20,   7.19,   6.89,  99.90,  -0.10,
03/15 18Z,  -0.10,   7.79,   7.50,  99.90,  -0.19,  (max)
03/15 19Z,  -0.10,   7.74,   7.46,  99.90,  -0.18,
03/15 20Z,  -0.10,   6.94,   6.68,  99.90,  -0.16,
03/15 21Z,  -0.10,   5.59,   5.33,  99.90,  -0.16,
03/15 22Z,  -0.10,   4.05,   3.85,  99.90,  -0.10,
03/15 23Z,  -0.10,   2.56,   2.41,  99.90,  -0.05,
03/16 00Z,   0.00,   1.31,   1.15,  99.90,  -0.16,
03/16 01Z,   0.00,   0.56,   0.43,  99.90,  -0.13,
03/16 02Z,   0.00,   0.55,   0.33,  99.90,  -0.22,  (min)
03/16 03Z,   0.00,   1.35,   1.06,  99.90,  -0.29,
03/16 04Z,   0.00,   2.73,   2.55,  99.90,  -0.18,
03/16 05Z,   0.00,   4.38,   4.17,  99.90,  -0.21,
03/16 06Z,  -0.10,   5.95,   5.79,  99.90,  -0.06,
03/16 07Z,  -0.10,   7.05,   6.92,  99.90,  -0.03,
03/16 08Z,   0.00,   7.35,   7.34,  99.90,  -0.01,  (max)
03/16 09Z,   0.00,   6.83,   6.90,  99.90,   0.07,
03/16 10Z,   0.00,   5.79,   5.80,  99.90,   0.01,
03/16 11Z,   0.00,   4.58,   4.50,  99.90,  -0.08,
03/16 12Z,   0.00,   3.48,   3.42,  99.90,  -0.06,
03/16 13Z,   0.00,   2.79,   2.86,  99.90,   0.07,  (min)
03/16 14Z,   0.00,   2.78,   2.88,  99.90,   0.10,
03/16 15Z,   0.00,   3.55,   3.56,  99.90,   0.01,
03/16 16Z,   0.00,   4.85,   4.83,  99.90,  -0.02,
03/16 17Z,   0.00,   6.28,   6.33,  99.90,   0.05,
03/16 18Z,   0.00,   7.49,   7.63,  99.90,   0.14,
03/16 19Z,   0.00,   8.14,   8.36,  99.90,   0.22,  (max)
03/16 20Z,   0.00,   7.98,   8.16,  99.90,   0.18,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/16 21Z,   0.00,   6.96,  99.90,   7.12,   0.16,
03/16 22Z,   0.00,   5.39,  99.90,   5.52,   0.14,
03/16 23Z,   0.00,   3.65,  99.90,   3.76,   0.11,
03/17 00Z,   0.00,   2.05,  99.90,   2.14,   0.09,
03/17 01Z,   0.00,   0.83,  99.90,   0.89,   0.06,
03/17 02Z,   0.00,   0.28,  99.90,   0.32,   0.04,  (min)
03/17 03Z,   0.00,   0.64,  99.90,   0.66,   0.02,
03/17 04Z,   0.00,   1.84,  99.90,   1.84,  -0.01,
03/17 05Z,   0.00,   3.56,  99.90,   3.53,  -0.03,
03/17 06Z,   0.00,   5.39,  99.90,   5.34,  -0.05,
03/17 07Z,   0.10,   6.93,  99.90,   6.95,  -0.08,
03/17 08Z,   0.10,   7.77,  99.90,   7.77,  -0.10,  (max)
03/17 09Z,   0.10,   7.67,  99.90,   7.66,  -0.10,
03/17 10Z,   0.10,   6.71,  99.90,   6.71,  -0.10,
03/17 11Z,   0.10,   5.30,  99.90,   5.30,  -0.10,
03/17 12Z,   0.10,   3.84,  99.90,   3.83,  -0.10,
03/17 13Z,   0.10,   2.63,  99.90,   2.63,  -0.10,
03/17 14Z,   0.10,   1.99,  99.90,   1.99,  -0.10,  (min)
03/17 15Z,   0.20,   2.21,  99.90,   2.30,  -0.10,
03/17 16Z,   0.20,   3.27,  99.90,   3.37,  -0.10,
03/17 17Z,   0.10,   4.87,  99.90,   4.87,  -0.10,
03/17 18Z,   0.10,   6.52,  99.90,   6.52,  -0.10,
03/17 19Z,   0.10,   7.82,  99.90,   7.81,  -0.10,
03/17 20Z,   0.10,   8.40,  99.90,   8.40,  -0.10,  (max)
03/17 21Z,   0.10,   8.03,  99.90,   8.03,  -0.10,
03/17 22Z,   0.10,   6.76,  99.90,   6.76,  -0.10,
03/17 23Z,   0.10,   4.97,  99.90,   4.97,  -0.10,
03/18 00Z,   0.10,   3.11,  99.90,   3.11,  -0.10,
03/18 01Z,   0.10,   1.53,  99.90,   1.53,  -0.10,
03/18 02Z,   0.10,   0.50,  99.90,   0.49,  -0.10,
03/18 03Z,   0.10,   0.31,  99.90,   0.31,  -0.10,  (min)
03/18 04Z,   0.10,   1.13,  99.90,   1.12,  -0.10,
03/18 05Z,   0.10,   2.75,  99.90,   2.74,  -0.10,
03/18 06Z,   0.10,   4.72,  99.90,   4.72,  -0.10,
03/18 07Z,   0.10,   6.58,  99.90,   6.58,  -0.10,
03/18 08Z,   0.10,   7.90,  99.90,   7.89,  -0.10,
03/18 09Z,   0.10,   8.31,  99.90,   8.31,  -0.10,  (max)
03/18 10Z,   0.10,   7.69,  99.90,   7.68,  -0.10,
03/18 11Z,   0.10,   6.26,  99.90,   6.26,  -0.10,
03/18 12Z,   0.10,   4.52,  99.90,   4.52,  -0.10,
03/18 13Z,   0.20,   2.89,  99.90,   2.99,  -0.10,
03/18 14Z,   0.20,   1.69,  99.90,   1.79,  -0.10,
03/18 15Z,   0.20,   1.24,  99.90,   1.34,  -0.10,  (min)
03/18 16Z,   0.20,   1.76,  99.90,   1.85,  -0.10,
03/18 17Z,   0.20,   3.16,  99.90,   3.26,  -0.10,
03/18 18Z,   0.20,   5.01,  99.90,   5.11,  -0.10,
03/18 19Z,   0.20,   6.80,  99.90,   6.90,  -0.10,
03/18 20Z,   0.20,   8.07,  99.90,   8.17,  -0.10,
03/18 21Z,   0.20,   8.49,  99.90,   8.59,  -0.10,  (max)
03/18 22Z,   0.20,   7.87,  99.90,   7.97,  -0.10,
03/18 23Z,   0.20,   6.36,  99.90,   6.46,  -0.10,
03/19 00Z,   0.20,   4.43,  99.90,   4.53,  -0.10,
03/19 01Z,   0.20,   2.58,  99.90,   2.67,  -0.10,
03/19 02Z,   0.20,   1.15,  99.90,   1.25,  -0.10,
03/19 03Z,   0.20,   0.44,  99.90,   0.54,  -0.10,  (min)
03/19 04Z,   0.20,   0.72,  99.90,   0.81,  -0.10,
03/19 05Z,   0.20,   2.01,  99.90,   2.10,  -0.10,
03/19 06Z,   0.10,   3.97,  99.90,   3.97,  -0.10,
03/19 07Z,   0.10,   6.05,  99.90,   6.05,  -0.10,
03/19 08Z,   0.10,   7.76,  99.90,   7.75,  -0.10,
03/19 09Z,   0.10,   8.68,  99.90,   8.68,  -0.10,  (max)
03/19 10Z,   0.10,   8.55,  99.90,   8.55,  -0.10,
03/19 11Z,   0.10,   7.37,  99.90,   7.37,  -0.10,
03/19 12Z,   0.10,   5.53,  99.90,   5.52,  -0.10,
03/19 13Z,   0.10,   3.55,  99.90,   3.54,  -0.10,
03/19 14Z,   0.10,   1.87,  99.90,   1.86,  -0.10,
03/19 15Z,   0.10,   0.80,  99.90,   0.79,  -0.10,
03/19 16Z,   0.10,   0.62,  99.90,   0.62,  -0.10,  (min)
03/19 17Z,   0.10,   1.48,  99.90,   1.48,  -0.10,
03/19 18Z,   0.10,   3.18,  99.90,   3.18,  -0.10,
03/19 19Z,   0.10,   5.21,  99.90,   5.21,  -0.10,
03/19 20Z,   0.10,   7.02,  99.90,   7.02,  -0.10,
03/19 21Z,   0.10,   8.18,  99.90,   8.17,  -0.10,
03/19 22Z,   0.10,   8.37,  99.90,   8.37,  -0.10,  (max)
03/19 23Z,   0.10,   7.51,  99.90,   7.51,  -0.10,
03/20 00Z,   0.20,   5.83,  99.90,   5.93,  -0.10,
03/20 01Z,   0.20,   3.88,  99.90,   3.98,  -0.10,
03/20 02Z,   0.10,   2.16,  99.90,   2.16,  -0.10,
03/20 03Z,   0.10,   1.02,  99.90,   1.01,  -0.10,
03/20 04Z,   0.10,   0.73,  99.90,   0.73,  -0.10,  (min)
03/20 05Z,   0.10,   1.49,  99.90,   1.48,  -0.10,
03/20 06Z,   0.10,   3.18,  99.90,   3.18,  -0.10,
03/20 07Z,   0.10,   5.35,  99.90,   5.34,  -0.10,
03/20 08Z,   0.10,   7.36,  99.90,   7.36,  -0.10,
03/20 09Z,   0.10,   8.74,  99.90,   8.74,  -0.10,
03/20 10Z,   0.10,   9.15,  99.90,   9.15,  -0.10,  (max)
03/20 11Z,   0.10,   8.44,  99.90,   8.44,  -0.10,
03/20 12Z,   0.10,   6.77,  99.90,   6.76,  -0.10,