EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
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Regions
Northeast
Mid-Atlantic
Southeast
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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
#Charleston, OR : 04/20/2026 19:22:01 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 00Z,   0.30,  -5.67,  -5.50,  99.90,  -0.13,
04/19 01Z,   0.40,  -6.93,  -6.71,  99.90,  -0.18,
04/19 02Z,   0.40,  -7.64,  -7.40,  99.90,  -0.16,  (min)
04/19 03Z,   0.40,  -7.54,  -7.16,  99.90,  -0.02,
04/19 04Z,   0.40,  -6.59,  -6.20,  99.90,  -0.01,
04/19 05Z,   0.50,  -5.05,  -4.66,  99.90,  -0.11,
04/19 06Z,   0.40,  -3.34,  -3.01,  99.90,  -0.07,
04/19 07Z,   0.40,  -1.88,  -1.49,  99.90,  -0.01,
04/19 08Z,   0.40,  -1.03,  -0.60,  99.90,   0.03,
04/19 09Z,   0.40,  -1.07,  -0.59,  99.90,   0.08,  (max)
04/19 10Z,   0.40,  -2.10,  -1.80,  99.90,  -0.10,
04/19 11Z,   0.50,  -3.99,  -3.61,  99.90,  -0.12,
04/19 12Z,   0.50,  -6.37,  -5.93,  99.90,  -0.06,
04/19 13Z,   0.50,  -8.72,  -8.21,  99.90,   0.01,
04/19 14Z,   0.50, -10.54, -10.10,  99.90,  -0.06,
04/19 15Z,   0.50, -11.42, -11.04,  99.90,  -0.12,  (min)
04/19 16Z,   0.50, -11.21, -10.84,  99.90,  -0.13,
04/19 17Z,   0.40, -10.02,  -9.56,  99.90,   0.06,
04/19 18Z,   0.50,  -8.21,  -7.85,  99.90,  -0.14,
04/19 19Z,   0.50,  -6.24,  -5.91,  99.90,  -0.17,
04/19 20Z,   0.50,  -4.52,  -4.24,  99.90,  -0.22,
04/19 21Z,   0.50,  -3.37,  -3.04,  99.90,  -0.17,
04/19 22Z,   0.60,  -3.00,  -2.60,  99.90,  -0.20,  (max)
04/19 23Z,   0.60,  -3.46,  -3.02,  99.90,  -0.16,
04/20 00Z,   0.50,  -4.51,  -4.15,  99.90,  -0.14,
04/20 01Z,   0.60,  -5.77,  -5.20,  99.90,  -0.03,
04/20 02Z,   0.50,  -6.80,  -6.26,  99.90,   0.04,
04/20 03Z,   0.50,  -7.25,  -6.61,  99.90,   0.14,  (min)
04/20 04Z,   0.50,  -6.93,  -6.27,  99.90,   0.16,
04/20 05Z,   0.40,  -5.86,  -5.23,  99.90,   0.23,
04/20 06Z,   0.40,  -4.34,  -3.70,  99.90,   0.24,
04/20 07Z,   0.40,  -2.77,  -2.20,  99.90,   0.17,
04/20 08Z,   0.40,  -1.55,  -0.96,  99.90,   0.19,
04/20 09Z,   0.40,  -1.00,  -0.36,  99.90,   0.24,  (max)
04/20 10Z,   0.40,  -1.31,  -0.67,  99.90,   0.24,
04/20 11Z,   0.50,  -2.57,  -1.94,  99.90,   0.13,
04/20 12Z,   0.50,  -4.58,  -3.90,  99.90,   0.18,
04/20 13Z,   0.50,  -6.93,  -6.18,  99.90,   0.25,
04/20 14Z,   0.40,  -9.14,  -8.29,  99.90,   0.45,
04/20 15Z,   0.60, -10.74, -10.01,  99.90,   0.13,
04/20 16Z,   0.70, -11.41, -10.89,  99.90,  -0.18,  (min)
04/20 17Z,   0.30, -11.03, -10.45,  99.90,   0.28,
04/20 18Z,   0.60,  -9.78,  -9.18,  99.90,   0.00,
04/20 19Z,   0.40,  -8.03,  -7.47,  99.90,   0.16,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/20 20Z,   0.50,  -6.19,  99.90,  -5.55,   0.14,
04/20 21Z,   0.40,  -4.62,  99.90,  -4.10,   0.12,
04/20 22Z,   0.50,  -3.60,  99.90,  -3.00,   0.10,
04/20 23Z,   0.50,  -3.32,  99.90,  -2.73,   0.09,  (max)
04/21 00Z,   0.50,  -3.76,  99.90,  -3.19,   0.07,
04/21 01Z,   0.50,  -4.70,  99.90,  -4.15,   0.05,
04/21 02Z,   0.50,  -5.76,  99.90,  -5.23,   0.03,
04/21 03Z,   0.50,  -6.57,  99.90,  -6.05,   0.02,
04/21 04Z,   0.40,  -6.83,  99.90,  -6.43,  -0.00,  (min)
04/21 05Z,   0.50,  -6.39,  99.90,  -5.91,  -0.02,
04/21 06Z,   0.40,  -5.33,  99.90,  -4.97,  -0.04,
04/21 07Z,   0.40,  -3.94,  99.90,  -3.60,  -0.06,
04/21 08Z,   0.40,  -2.59,  99.90,  -2.25,  -0.06,
04/21 09Z,   0.50,  -1.62,  99.90,  -1.18,  -0.06,
04/21 10Z,   0.50,  -1.29,  99.90,  -0.84,  -0.06,  (max)
04/21 11Z,   0.50,  -1.76,  99.90,  -1.32,  -0.06,
04/21 12Z,   0.50,  -3.08,  99.90,  -2.63,  -0.06,
04/21 13Z,   0.60,  -5.03,  99.90,  -4.49,  -0.06,
04/21 14Z,   0.50,  -7.23,  99.90,  -6.78,  -0.06,
04/21 15Z,   0.50,  -9.21,  99.90,  -8.77,  -0.06,
04/21 16Z,   0.40, -10.60,  99.90, -10.25,  -0.06,
04/21 17Z,   0.40, -11.11,  99.90, -10.76,  -0.06,  (min)
04/21 18Z,   0.40, -10.68,  99.90, -10.34,  -0.06,
04/21 19Z,   0.50,  -9.49,  99.90,  -9.05,  -0.06,
04/21 20Z,   0.40,  -7.89,  99.90,  -7.55,  -0.06,
04/21 21Z,   0.40,  -6.23,  99.90,  -5.89,  -0.06,
04/21 22Z,   0.50,  -4.82,  99.90,  -4.37,  -0.06,
04/21 23Z,   0.50,  -3.90,  99.90,  -3.45,  -0.06,
04/22 00Z,   0.40,  -3.63,  99.90,  -3.28,  -0.06,  (max)
04/22 01Z,   0.40,  -4.00,  99.90,  -3.65,  -0.06,
04/22 02Z,   0.50,  -4.78,  99.90,  -4.33,  -0.06,
04/22 03Z,   0.50,  -5.65,  99.90,  -5.20,  -0.06,
04/22 04Z,   0.50,  -6.29,  99.90,  -5.84,  -0.06,
04/22 05Z,   0.50,  -6.46,  99.90,  -6.01,  -0.06,  (min)
04/22 06Z,   0.30,  -6.04,  99.90,  -5.79,  -0.06,
04/22 07Z,   0.30,  -5.10,  99.90,  -4.86,  -0.06,
04/22 08Z,   0.50,  -3.92,  99.90,  -3.48,  -0.06,
04/22 09Z,   0.40,  -2.80,  99.90,  -2.46,  -0.06,
04/22 10Z,   0.40,  -2.02,  99.90,  -1.68,  -0.06,
04/22 11Z,   0.30,  -1.80,  99.90,  -1.56,  -0.06,  (max)
04/22 12Z,   0.40,  -2.30,  99.90,  -1.95,  -0.06,
04/22 13Z,   0.40,  -3.52,  99.90,  -3.18,  -0.06,
04/22 14Z,   0.30,  -5.29,  99.90,  -5.05,  -0.06,
04/22 15Z,   0.30,  -7.25,  99.90,  -7.00,  -0.06,
04/22 16Z,   0.30,  -9.00,  99.90,  -8.75,  -0.06,
04/22 17Z,   0.20, -10.21,  99.90, -10.06,  -0.06,
04/22 18Z,   0.30, -10.65,  99.90, -10.41,  -0.06,  (min)
04/22 19Z,   0.20, -10.27,  99.90, -10.13,  -0.06,
04/22 20Z,   0.20,  -9.23,  99.90,  -9.09,  -0.06,
04/22 21Z,   0.20,  -7.82,  99.90,  -7.67,  -0.06,
04/22 22Z,   0.20,  -6.33,  99.90,  -6.19,  -0.06,
04/22 23Z,   0.20,  -5.03,  99.90,  -4.89,  -0.06,
04/23 00Z,   0.10,  -4.15,  99.90,  -4.10,  -0.06,
04/23 01Z,   0.20,  -3.83,  99.90,  -3.69,  -0.06,  (max)
04/23 02Z,   0.30,  -4.08,  99.90,  -3.84,  -0.06,
04/23 03Z,   0.20,  -4.71,  99.90,  -4.56,  -0.06,
04/23 04Z,   0.20,  -5.44,  99.90,  -5.30,  -0.06,
04/23 05Z,   0.20,  -6.02,  99.90,  -5.88,  -0.06,
04/23 06Z,   0.10,  -6.23,  99.90,  -6.19,  -0.06,  (min)
04/23 07Z,   0.10,  -5.94,  99.90,  -5.90,  -0.06,
04/23 08Z,   0.20,  -5.22,  99.90,  -5.07,  -0.06,
04/23 09Z,   0.10,  -4.26,  99.90,  -4.22,  -0.06,
04/23 10Z,   0.10,  -3.33,  99.90,  -3.29,  -0.06,
04/23 11Z,   0.10,  -2.65,  99.90,  -2.61,  -0.06,
04/23 12Z,   0.20,  -2.42,  99.90,  -2.28,  -0.06,  (max)
04/23 13Z,   0.10,  -2.81,  99.90,  -2.76,  -0.06,
04/23 14Z,   0.20,  -3.84,  99.90,  -3.70,  -0.06,
04/23 15Z,   0.20,  -5.35,  99.90,  -5.21,  -0.06,
04/23 16Z,   0.20,  -7.05,  99.90,  -6.90,  -0.06,
04/23 17Z,   0.10,  -8.60,  99.90,  -8.55,  -0.06,
04/23 18Z,   0.10,  -9.71,  99.90,  -9.67,  -0.06,
04/23 19Z,   0.20, -10.16,  99.90, -10.02,  -0.06,  (min)
04/23 20Z,   0.10,  -9.89,  99.90,  -9.85,  -0.06,
04/23 21Z,   0.10,  -9.02,  99.90,  -8.98,  -0.06,
04/23 22Z,   0.30,  -7.78,  99.90,  -7.53,  -0.06,
04/23 23Z,   0.30,  -6.41,  99.90,  -6.16,  -0.06,
04/24 00Z,   0.30,  -5.15,  99.90,  -4.91,  -0.06,
04/24 01Z,   0.30,  -4.24,  99.90,  -3.99,  -0.06,
04/24 02Z,   0.30,  -3.84,  99.90,  -3.60,  -0.06,  (max)
04/24 03Z,   0.30,  -3.99,  99.90,  -3.74,  -0.06,
04/24 04Z,   0.30,  -4.52,  99.90,  -4.28,  -0.06,
04/24 05Z,   0.30,  -5.23,  99.90,  -4.98,  -0.06,
04/24 06Z,   0.20,  -5.87,  99.90,  -5.73,  -0.06,
04/24 07Z,   0.20,  -6.23,  99.90,  -6.08,  -0.06,  (min)
04/24 08Z,   0.30,  -6.15,  99.90,  -5.91,  -0.06,
04/24 09Z,   0.30,  -5.65,  99.90,  -5.41,  -0.06,
04/24 10Z,   0.30,  -4.89,  99.90,  -4.64,  -0.06,
04/24 11Z,   0.30,  -4.06,  99.90,  -3.81,  -0.06,
04/24 12Z,   0.40,  -3.37,  99.90,  -3.02,  -0.06,