EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
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Regions
Northeast
Mid-Atlantic
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Alaska
Gulf of Alaska
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Stations
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
#Charleston, OR : 07/19/2026 15:22:47 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 00Z,   0.30,  -3.37,  -2.92,  99.90,   0.15,  (max)
07/18 01Z,   0.30,  -4.62,  -4.24,  99.90,   0.08,
07/18 02Z,   0.30,  -6.11,  -5.74,  99.90,   0.07,
07/18 03Z,   0.30,  -7.41,  -6.96,  99.90,   0.15,
07/18 04Z,   0.30,  -8.13,  -7.67,  99.90,   0.16,
07/18 05Z,   0.20,  -8.06,  -7.67,  99.90,   0.19,  (min)
07/18 06Z,   0.20,  -7.23,  -6.77,  99.90,   0.26,
07/18 07Z,   0.20,  -5.92,  -5.46,  99.90,   0.26,
07/18 08Z,   0.20,  -4.50,  -4.12,  99.90,   0.18,
07/18 09Z,   0.20,  -3.30,  -2.93,  99.90,   0.17,
07/18 10Z,   0.20,  -2.67,  -2.21,  99.90,   0.26,  (max)
07/18 11Z,   0.20,  -2.85,  -2.40,  99.90,   0.25,
07/18 12Z,   0.10,  -3.87,  -3.52,  99.90,   0.25,
07/18 13Z,   0.10,  -5.53,  -5.15,  99.90,   0.28,
07/18 14Z,   0.10,  -7.44,  -7.06,  99.90,   0.28,
07/18 15Z,   0.10,  -9.16,  -8.74,  99.90,   0.32,
07/18 16Z,   0.00, -10.29,  -9.94,  99.90,   0.35,
07/18 17Z,   0.00, -10.54, -10.21,  99.90,   0.33,  (min)
07/18 18Z,   0.10,  -9.87,  -9.39,  99.90,   0.38,
07/18 19Z,   0.10,  -8.47,  -7.96,  99.90,   0.41,
07/18 20Z,   0.10,  -6.69,  -6.20,  99.90,   0.39,
07/18 21Z,   0.10,  -4.91,  -4.49,  99.90,   0.32,
07/18 22Z,   0.10,  -3.47,  -3.13,  99.90,   0.24,
07/18 23Z,   0.10,  -2.70,  -2.34,  99.90,   0.26,  (max)
07/19 00Z,   0.20,  -2.76,  -2.42,  99.90,   0.14,
07/19 01Z,   0.20,  -3.60,  -3.31,  99.90,   0.09,
07/19 02Z,   0.20,  -4.95,  -4.65,  99.90,   0.10,
07/19 03Z,   0.20,  -6.45,  -6.13,  99.90,   0.12,
07/19 04Z,   0.20,  -7.68,  -7.36,  99.90,   0.12,
07/19 05Z,   0.10,  -8.33,  -8.01,  99.90,   0.22,  (min)
07/19 06Z,   0.20,  -8.22,  -7.87,  99.90,   0.15,
07/19 07Z,   0.10,  -7.44,  -7.08,  99.90,   0.26,
07/19 08Z,   0.10,  -6.26,  -5.96,  99.90,   0.20,
07/19 09Z,   0.10,  -5.00,  -4.73,  99.90,   0.17,
07/19 10Z,   0.10,  -3.98,  -3.79,  99.90,   0.09,
07/19 11Z,   0.20,  -3.48,  -3.24,  99.90,   0.04,  (max)
07/19 12Z,   0.10,  -3.69,  -3.45,  99.90,   0.14,
07/19 13Z,   0.20,  -4.61,  -4.36,  99.90,   0.05,
07/19 14Z,   0.20,  -6.02,  -5.83,  99.90,  -0.01,
07/19 15Z,   0.20,  -7.56,  -7.35,  99.90,   0.01,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/19 16Z,   0.10,  -8.86,  99.90,  -8.73,   0.03,
07/19 17Z,   0.10,  -9.59,  99.90,  -9.44,   0.05,  (min)
07/19 18Z,   0.20,  -9.53,  99.90,  -9.27,   0.06,
07/19 19Z,   0.20,  -8.71,  99.90,  -8.43,   0.08,
07/19 20Z,   0.20,  -7.33,  99.90,  -7.03,   0.09,
07/19 21Z,   0.20,  -5.72,  99.90,  -5.41,   0.11,
07/19 22Z,   0.20,  -4.20,  99.90,  -3.87,   0.13,
07/19 23Z,   0.20,  -3.07,  99.90,  -2.73,   0.14,
07/20 00Z,   0.30,  -2.60,  99.90,  -2.14,   0.16,  (max)
07/20 01Z,   0.30,  -2.91,  99.90,  -2.43,   0.18,
07/20 02Z,   0.20,  -3.89,  99.90,  -3.50,   0.19,
07/20 03Z,   0.30,  -5.28,  99.90,  -4.77,   0.21,
07/20 04Z,   0.30,  -6.72,  99.90,  -6.21,   0.21,
07/20 05Z,   0.30,  -7.88,  99.90,  -7.37,   0.21,
07/20 06Z,   0.30,  -8.47,  99.90,  -7.96,   0.21,
07/20 07Z,   0.20,  -8.38,  99.90,  -7.97,   0.21,  (min)
07/20 08Z,   0.30,  -7.69,  99.90,  -7.18,   0.21,
07/20 09Z,   0.40,  -6.67,  99.90,  -6.06,   0.21,
07/20 10Z,   0.40,  -5.58,  99.90,  -4.97,   0.21,
07/20 11Z,   0.30,  -4.70,  99.90,  -4.19,   0.21,
07/20 12Z,   0.40,  -4.27,  99.90,  -3.66,   0.21,  (max)
07/20 13Z,   0.40,  -4.44,  99.90,  -3.83,   0.21,
07/20 14Z,   0.50,  -5.18,  99.90,  -4.47,   0.21,
07/20 15Z,   0.40,  -6.27,  99.90,  -5.66,   0.21,
07/20 16Z,   0.30,  -7.41,  99.90,  -6.90,   0.21,
07/20 17Z,   0.40,  -8.31,  99.90,  -7.70,   0.21,
07/20 18Z,   0.40,  -8.71,  99.90,  -8.10,   0.21,  (min)
07/20 19Z,   0.40,  -8.45,  99.90,  -7.84,   0.21,
07/20 20Z,   0.40,  -7.58,  99.90,  -6.97,   0.21,
07/20 21Z,   0.40,  -6.31,  99.90,  -5.70,   0.21,
07/20 22Z,   0.40,  -4.93,  99.90,  -4.32,   0.21,
07/20 23Z,   0.40,  -3.69,  99.90,  -3.08,   0.21,
07/21 00Z,   0.40,  -2.86,  99.90,  -2.25,   0.21,
07/21 01Z,   0.40,  -2.66,  99.90,  -2.05,   0.21,  (max)
07/21 02Z,   0.40,  -3.14,  99.90,  -2.53,   0.21,
07/21 03Z,   0.50,  -4.20,  99.90,  -3.49,   0.21,
07/21 04Z,   0.50,  -5.57,  99.90,  -4.86,   0.21,
07/21 05Z,   0.40,  -6.95,  99.90,  -6.34,   0.21,
07/21 06Z,   0.40,  -8.04,  99.90,  -7.43,   0.21,
07/21 07Z,   0.40,  -8.61,  99.90,  -8.00,   0.21,  (min)
07/21 08Z,   0.40,  -8.56,  99.90,  -7.95,   0.21,
07/21 09Z,   0.50,  -7.99,  99.90,  -7.28,   0.21,
07/21 10Z,   0.40,  -7.11,  99.90,  -6.50,   0.21,
07/21 11Z,   0.50,  -6.16,  99.90,  -5.45,   0.21,
07/21 12Z,   0.50,  -5.37,  99.90,  -4.66,   0.21,
07/21 13Z,   0.50,  -4.94,  99.90,  -4.22,   0.21,  (max)
07/21 14Z,   0.50,  -4.99,  99.90,  -4.28,   0.21,
07/21 15Z,   0.50,  -5.49,  99.90,  -4.78,   0.21,
07/21 16Z,   0.50,  -6.25,  99.90,  -5.54,   0.21,
07/21 17Z,   0.50,  -7.04,  99.90,  -6.33,   0.21,
07/21 18Z,   0.50,  -7.62,  99.90,  -6.91,   0.21,
07/21 19Z,   0.40,  -7.79,  99.90,  -7.18,   0.21,  (min)
07/21 20Z,   0.50,  -7.45,  99.90,  -6.73,   0.21,
07/21 21Z,   0.50,  -6.63,  99.90,  -5.92,   0.21,
07/21 22Z,   0.40,  -5.53,  99.90,  -4.92,   0.21,
07/21 23Z,   0.50,  -4.38,  99.90,  -3.67,   0.21,
07/22 00Z,   0.50,  -3.40,  99.90,  -2.69,   0.21,
07/22 01Z,   0.50,  -2.81,  99.90,  -2.10,   0.21,
07/22 02Z,   0.50,  -2.80,  99.90,  -2.09,   0.21,  (max)
07/22 03Z,   0.50,  -3.40,  99.90,  -2.69,   0.21,
07/22 04Z,   0.50,  -4.48,  99.90,  -3.77,   0.21,
07/22 05Z,   0.40,  -5.81,  99.90,  -5.20,   0.21,
07/22 06Z,   0.50,  -7.14,  99.90,  -6.43,   0.21,
07/22 07Z,   0.40,  -8.20,  99.90,  -7.59,   0.21,
07/22 08Z,   0.40,  -8.78,  99.90,  -8.17,   0.21,  (min)
07/22 09Z,   0.50,  -8.79,  99.90,  -8.08,   0.21,
07/22 10Z,   0.50,  -8.32,  99.90,  -7.61,   0.21,
07/22 11Z,   0.50,  -7.55,  99.90,  -6.84,   0.21,
07/22 12Z,   0.50,  -6.67,  99.90,  -5.95,   0.21,
07/22 13Z,   0.50,  -5.88,  99.90,  -5.17,   0.21,
07/22 14Z,   0.50,  -5.37,  99.90,  -4.66,   0.21,
07/22 15Z,   0.50,  -5.27,  99.90,  -4.56,   0.21,  (max)
07/22 16Z,   0.50,  -5.53,  99.90,  -4.82,   0.21,
07/22 17Z,   0.40,  -6.01,  99.90,  -5.40,   0.21,
07/22 18Z,   0.50,  -6.53,  99.90,  -5.82,   0.21,
07/22 19Z,   0.50,  -6.92,  99.90,  -6.21,   0.21,
07/22 20Z,   0.50,  -6.99,  99.90,  -6.28,   0.21,  (min)
07/22 21Z,   0.50,  -6.65,  99.90,  -5.94,   0.21,
07/22 22Z,   0.50,  -5.94,  99.90,  -5.23,   0.21,
07/22 23Z,   0.50,  -5.01,  99.90,  -4.30,   0.21,
07/23 00Z,   0.50,  -4.06,  99.90,  -3.35,   0.21,
07/23 01Z,   0.60,  -3.27,  99.90,  -2.46,   0.21,
07/23 02Z,   0.50,  -2.85,  99.90,  -2.14,   0.21,  (max)
07/23 03Z,   0.50,  -2.96,  99.90,  -2.25,   0.21,
07/23 04Z,   0.50,  -3.62,  99.90,  -2.91,   0.21,
07/23 05Z,   0.50,  -4.70,  99.90,  -3.99,   0.21,
07/23 06Z,   0.50,  -6.02,  99.90,  -5.31,   0.21,
07/23 07Z,  99.90,  -7.33,  99.90,  99.90,   0.21,
07/23 08Z,  99.90,  -8.40,  99.90,  99.90,   0.21,
07/23 09Z,  99.90,  -9.01,  99.90,  99.90,   0.21,
07/23 10Z,  99.90,  -9.06,  99.90,  99.90,   0.21,
07/23 11Z,  99.90,  -8.65,  99.90,  99.90,   0.21,
07/23 12Z,  99.90,  -7.90,  99.90,  99.90,   0.21,