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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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
#Seattle, WA : 03/21/2025 14:22:42 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/19 18Z,   0.20,   6.89,   7.44,  99.90,   0.35,
03/19 19Z,   0.20,   4.71,   5.21,  99.90,   0.30,
03/19 20Z,   0.20,   2.61,   3.13,  99.90,   0.32,
03/19 21Z,   0.20,   1.04,   1.75,  99.90,   0.51,
03/19 22Z,   0.20,   0.45,   1.44,  99.90,   0.79,  (min)
03/19 23Z,   0.30,   1.04,   2.13,  99.90,   0.79,
03/20 00Z,   0.40,   2.57,   3.51,  99.90,   0.54,
03/20 01Z,   0.40,   4.59,   5.36,  99.90,   0.37,
03/20 02Z,   0.40,   6.65,   7.32,  99.90,   0.27,
03/20 03Z,   0.50,   8.39,   9.06,  99.90,   0.17,
03/20 04Z,   0.50,   9.52,  10.13,  99.90,   0.11,
03/20 05Z,   0.60,   9.90,  10.57,  99.90,   0.07,  (max)
03/20 06Z,   0.70,   9.65,  10.39,  99.90,   0.04,
03/20 07Z,   0.80,   9.04,   9.95,  99.90,   0.11,
03/20 08Z,   0.80,   8.29,   9.29,  99.90,   0.20,
03/20 09Z,   0.80,   7.64,   8.59,  99.90,   0.15,
03/20 10Z,   0.80,   7.30,   8.20,  99.90,   0.10,  (min)
03/20 11Z,   0.80,   7.45,   8.34,  99.90,   0.09,
03/20 12Z,   0.90,   8.02,   8.81,  99.90,  -0.11,
03/20 13Z,   0.80,   8.76,   9.43,  99.90,  -0.13,
03/20 14Z,   0.80,   9.41,   9.99,  99.90,  -0.22,
03/20 15Z,   0.80,   9.82,  10.33,  99.90,  -0.29,  (max)
03/20 16Z,   0.80,   9.78,  10.18,  99.90,  -0.40,
03/20 17Z,   0.80,   9.10,   9.41,  99.90,  -0.49,
03/20 18Z,   0.90,   7.74,   8.02,  99.90,  -0.62,
03/20 19Z,   0.90,   5.89,   6.08,  99.90,  -0.71,
03/20 20Z,   0.80,   3.87,   4.04,  99.90,  -0.63,
03/20 21Z,   0.80,   2.03,   2.34,  99.90,  -0.49,
03/20 22Z,   0.80,   0.80,   1.44,  99.90,  -0.16,
03/20 23Z,   0.80,   0.54,   1.39,  99.90,   0.05,  (min)
03/21 00Z,   0.70,   1.34,   2.21,  99.90,   0.17,
03/21 01Z,   0.70,   2.93,   3.60,  99.90,  -0.03,
03/21 02Z,   0.60,   4.86,   5.46,  99.90,   0.00,
03/21 03Z,   0.60,   6.76,   7.36,  99.90,   0.00,
03/21 04Z,   0.60,   8.33,   8.92,  99.90,  -0.01,
03/21 05Z,   0.60,   9.34,  10.02,  99.90,   0.08,
03/21 06Z,   0.60,   9.71,  10.51,  99.90,   0.20,
03/21 07Z,   0.60,   9.58,  10.55,  99.90,   0.37,  (max)
03/21 08Z,   0.60,   9.19,  10.28,  99.90,   0.49,
03/21 09Z,   0.60,   8.70,   9.82,  99.90,   0.52,
03/21 10Z,   0.60,   8.27,   9.42,  99.90,   0.55,
03/21 11Z,   0.60,   8.06,   9.13,  99.90,   0.47,  (min)
03/21 12Z,   0.70,   8.18,   9.20,  99.90,   0.32,
03/21 13Z,   0.70,   8.55,   9.43,  99.90,   0.18,
03/21 14Z,   0.70,   8.96,   9.81,  99.90,   0.15,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/21 15Z,   0.70,   9.27,  99.90,  10.10,   0.13,
03/21 16Z,   0.70,   9.38,  99.90,  10.20,   0.12,  (max)
03/21 17Z,   0.70,   9.14,  99.90,   9.94,   0.10,
03/21 18Z,   0.70,   8.36,  99.90,   9.14,   0.09,
03/21 19Z,   0.70,   7.01,  99.90,   7.78,   0.07,
03/21 20Z,   0.70,   5.29,  99.90,   6.04,   0.05,
03/21 21Z,   0.60,   3.47,  99.90,   4.11,   0.04,
03/21 22Z,   0.60,   1.86,  99.90,   2.48,   0.02,
03/21 23Z,   0.60,   0.84,  99.90,   1.44,   0.00,
03/22 00Z,   0.60,   0.73,  99.90,   1.31,  -0.01,  (min)
03/22 01Z,   0.70,   1.56,  99.90,   2.23,  -0.03,
03/22 02Z,   0.70,   3.06,  99.90,   3.71,  -0.05,
03/22 03Z,   0.70,   4.84,  99.90,   5.49,  -0.05,
03/22 04Z,   0.70,   6.61,  99.90,   7.26,  -0.05,
03/22 05Z,   0.70,   8.11,  99.90,   8.76,  -0.05,
03/22 06Z,   0.70,   9.12,  99.90,   9.78,  -0.05,
03/22 07Z,   0.70,   9.59,  99.90,  10.25,  -0.05,
03/22 08Z,   0.70,   9.65,  99.90,  10.31,  -0.05,  (max)
03/22 09Z,   0.70,   9.48,  99.90,  10.13,  -0.05,
03/22 10Z,   0.70,   9.17,  99.90,   9.82,  -0.05,
03/22 11Z,   0.70,   8.82,  99.90,   9.47,  -0.05,
03/22 12Z,   0.70,   8.57,  99.90,   9.23,  -0.05,
03/22 13Z,   0.60,   8.54,  99.90,   9.09,  -0.05,  (min)
03/22 14Z,   0.60,   8.65,  99.90,   9.20,  -0.05,
03/22 15Z,   0.60,   8.79,  99.90,   9.34,  -0.05,
03/22 16Z,   0.60,   8.89,  99.90,   9.45,  -0.05,
03/22 17Z,   0.60,   8.90,  99.90,   9.45,  -0.05,  (max)
03/22 18Z,   0.50,   8.63,  99.90,   9.09,  -0.05,
03/22 19Z,   0.50,   7.90,  99.90,   8.36,  -0.05,
03/22 20Z,   0.50,   6.67,  99.90,   7.13,  -0.05,
03/22 21Z,   0.50,   5.11,  99.90,   5.56,  -0.05,
03/22 22Z,   0.50,   3.43,  99.90,   3.88,  -0.05,
03/22 23Z,   0.40,   1.91,  99.90,   2.27,  -0.05,
03/23 00Z,   0.40,   0.93,  99.90,   1.29,  -0.05,
03/23 01Z,   0.40,   0.80,  99.90,   1.15,  -0.05,  (min)
03/23 02Z,   0.40,   1.53,  99.90,   1.89,  -0.05,
03/23 03Z,   0.40,   2.91,  99.90,   3.26,  -0.05,
03/23 04Z,   0.40,   4.60,  99.90,   4.96,  -0.05,
03/23 05Z,   0.40,   6.36,  99.90,   6.71,  -0.05,
03/23 06Z,   0.40,   7.91,  99.90,   8.27,  -0.05,
03/23 07Z,   0.40,   9.04,  99.90,   9.40,  -0.05,
03/23 08Z,   0.40,   9.67,  99.90,  10.03,  -0.05,
03/23 09Z,   0.40,   9.91,  99.90,  10.26,  -0.05,  (max)
03/23 10Z,   0.40,   9.85,  99.90,  10.21,  -0.05,
03/23 11Z,   0.40,   9.56,  99.90,   9.92,  -0.05,
03/23 12Z,   0.40,   9.12,  99.90,   9.48,  -0.05,
03/23 13Z,   0.40,   8.70,  99.90,   9.05,  -0.05,
03/23 14Z,   0.40,   8.44,  99.90,   8.80,  -0.05,
03/23 15Z,   0.40,   8.35,  99.90,   8.70,  -0.05,  (min)
03/23 16Z,   0.40,   8.36,  99.90,   8.72,  -0.05,
03/23 17Z,   0.40,   8.46,  99.90,   8.82,  -0.05,
03/23 18Z,   0.40,   8.56,  99.90,   8.91,  -0.05,  (max)
03/23 19Z,   0.40,   8.42,  99.90,   8.77,  -0.05,
03/23 20Z,   0.50,   7.82,  99.90,   8.27,  -0.05,
03/23 21Z,   0.50,   6.71,  99.90,   7.17,  -0.05,
03/23 22Z,   0.50,   5.23,  99.90,   5.69,  -0.05,
03/23 23Z,   0.60,   3.56,  99.90,   4.12,  -0.05,
03/24 00Z,   0.60,   1.99,  99.90,   2.55,  -0.05,
03/24 01Z,   0.60,   0.91,  99.90,   1.46,  -0.05,
03/24 02Z,   0.60,   0.65,  99.90,   1.20,  -0.05,  (min)
03/24 03Z,   0.60,   1.28,  99.90,   1.84,  -0.05,
03/24 04Z,   0.60,   2.60,  99.90,   3.16,  -0.05,
03/24 05Z,   0.60,   4.34,  99.90,   4.90,  -0.05,
03/24 06Z,   0.60,   6.22,  99.90,   6.78,  -0.05,
03/24 07Z,   0.60,   7.95,  99.90,   8.50,  -0.05,
03/24 08Z,   0.60,   9.24,  99.90,   9.79,  -0.05,
03/24 09Z,   0.60,  10.00,  99.90,  10.55,  -0.05,
03/24 10Z,   0.60,  10.29,  99.90,  10.84,  -0.05,  (max)
03/24 11Z,   0.60,  10.18,  99.90,  10.74,  -0.05,
03/24 12Z,   0.60,   9.71,  99.90,  10.27,  -0.05,
03/24 13Z,   0.60,   9.01,  99.90,   9.57,  -0.05,
03/24 14Z,   0.60,   8.33,  99.90,   8.89,  -0.05,
03/24 15Z,   0.50,   7.89,  99.90,   8.34,  -0.05,
03/24 16Z,   0.50,   7.73,  99.90,   8.19,  -0.05,  (min)
03/24 17Z,   0.50,   7.83,  99.90,   8.29,  -0.05,
03/24 18Z,   0.50,   8.14,  99.90,   8.59,  -0.05,
03/24 19Z,   0.50,   8.48,  99.90,   8.93,  -0.05,  (max)
03/24 20Z,   0.40,   8.54,  99.90,   8.90,  -0.05,
03/24 21Z,   0.40,   8.08,  99.90,   8.43,  -0.05,
03/24 22Z,   0.40,   7.03,  99.90,   7.38,  -0.05,
03/24 23Z,   0.40,   5.51,  99.90,   5.86,  -0.05,
03/25 00Z,   0.40,   3.71,  99.90,   4.07,  -0.05,
03/25 01Z,   0.40,   1.96,  99.90,   2.31,  -0.05,
03/25 02Z,   0.40,   0.70,  99.90,   1.06,  -0.05,
03/25 03Z,   0.30,   0.34,  99.90,   0.60,  -0.05,  (min)
03/25 04Z,   0.30,   0.96,  99.90,   1.22,  -0.05,
03/25 05Z,   0.30,   2.39,  99.90,   2.64,  -0.05,
03/25 06Z,   0.30,   4.32,  99.90,   4.58,  -0.05,