EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
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
#Astoria, OR : 04/17/2026 15:22:28 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 00Z,   0.80,  -7.92,  -7.51,  99.90,  -0.39,
04/16 01Z,   0.70,  -9.01,  -8.64,  99.90,  -0.33,
04/16 02Z,   0.70,  -9.39,  -9.08,  99.90,  -0.39,  (min)
04/16 03Z,   0.70,  -8.84,  -8.45,  99.90,  -0.31,
04/16 04Z,   0.70,  -7.42,  -6.96,  99.90,  -0.24,
04/16 05Z,   0.60,  -5.52,  -5.05,  99.90,  -0.13,
04/16 06Z,   0.40,  -3.65,  -3.15,  99.90,   0.10,
04/16 07Z,   0.30,  -2.25,  -1.77,  99.90,   0.18,
04/16 08Z,   0.30,  -1.68,  -1.19,  99.90,   0.19,  (max)
04/16 09Z,   0.30,  -2.17,  -1.79,  99.90,   0.08,
04/16 10Z,   0.20,  -3.62,  -3.24,  99.90,   0.18,
04/16 11Z,   0.20,  -5.60,  -5.22,  99.90,   0.18,
04/16 12Z,   0.20,  -7.60,  -7.11,  99.90,   0.29,
04/16 13Z,   0.20,  -9.24,  -8.65,  99.90,   0.39,
04/16 14Z,   0.20, -10.25,  -9.69,  99.90,   0.36,
04/16 15Z,   0.20, -10.34,  -9.99,  99.90,   0.15,  (min)
04/16 16Z,   0.20,  -9.42,  -9.08,  99.90,   0.14,
04/16 17Z,   0.20,  -7.73,  -7.36,  99.90,   0.17,
04/16 18Z,   0.20,  -5.75,  -5.48,  99.90,   0.07,
04/16 19Z,   0.20,  -3.98,  -3.77,  99.90,   0.01,
04/16 20Z,   0.20,  -2.83,  -2.62,  99.90,   0.01,
04/16 21Z,   0.20,  -2.61,  -2.36,  99.90,   0.05,  (max)
04/16 22Z,   0.20,  -3.41,  -3.20,  99.90,   0.01,
04/16 23Z,   0.20,  -4.93,  -4.82,  99.90,  -0.09,
04/17 00Z,   0.20,  -6.63,  -6.61,  99.90,  -0.18,
04/17 01Z,   0.20,  -8.09,  -8.09,  99.90,  -0.20,
04/17 02Z,   0.20,  -8.98,  -9.02,  99.90,  -0.24,
04/17 03Z,   0.20,  -9.04,  -9.12,  99.90,  -0.28,  (min)
04/17 04Z,   0.20,  -8.11,  -8.03,  99.90,  -0.12,
04/17 05Z,   0.20,  -6.37,  -6.23,  99.90,  -0.06,
04/17 06Z,   0.20,  -4.32,  -4.20,  99.90,  -0.08,
04/17 07Z,   0.20,  -2.52,  -2.38,  99.90,  -0.06,
04/17 08Z,   0.20,  -1.42,  -1.27,  99.90,  -0.05,
04/17 09Z,   0.20,  -1.32,  -1.17,  99.90,  -0.05,  (max)
04/17 10Z,   0.20,  -2.33,  -2.25,  99.90,  -0.12,
04/17 11Z,   0.20,  -4.24,  -4.25,  99.90,  -0.21,
04/17 12Z,   0.20,  -6.51,  -6.36,  99.90,  -0.05,
04/17 13Z,   0.20,  -8.63,  -8.28,  99.90,   0.15,
04/17 14Z,   0.20, -10.24,  -9.73,  99.90,   0.31,
04/17 15Z,   0.20, -11.08, -10.67,  99.90,   0.21,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 16Z,   0.20, -10.89,  99.90, -10.52,   0.17,
04/17 17Z,   0.20,  -9.66,  99.90,  -9.33,   0.13,
04/17 18Z,   0.20,  -7.72,  99.90,  -7.43,   0.09,
04/17 19Z,   0.20,  -5.61,  99.90,  -5.35,   0.05,
04/17 20Z,   0.20,  -3.82,  99.90,  -3.61,   0.01,
04/17 21Z,   0.20,  -2.75,  99.90,  -2.58,  -0.03,
04/17 22Z,   0.20,  -2.69,  99.90,  -2.56,  -0.07,  (max)
04/17 23Z,   0.20,  -3.63,  99.90,  -3.54,  -0.11,
04/18 00Z,   0.20,  -5.20,  99.90,  -5.15,  -0.15,
04/18 01Z,   0.20,  -6.85,  99.90,  -6.84,  -0.19,
04/18 02Z,   0.20,  -8.14,  99.90,  -8.16,  -0.22,
04/18 03Z,   0.20,  -8.77,  99.90,  -8.83,  -0.26,  (min)
04/18 04Z,   0.20,  -8.49,  99.90,  -8.55,  -0.26,
04/18 05Z,   0.20,  -7.22,  99.90,  -7.28,  -0.26,
04/18 06Z,   0.20,  -5.26,  99.90,  -5.32,  -0.26,
04/18 07Z,   0.20,  -3.20,  99.90,  -3.26,  -0.26,
04/18 08Z,   0.20,  -1.61,  99.90,  -1.68,  -0.26,
04/18 09Z,   0.20,  -0.90,  99.90,  -0.96,  -0.26,  (max)
04/18 10Z,   0.20,  -1.28,  99.90,  -1.34,  -0.26,
04/18 11Z,   0.20,  -2.76,  99.90,  -2.83,  -0.26,
04/18 12Z,   0.20,  -5.00,  99.90,  -5.07,  -0.26,
04/18 13Z,   0.20,  -7.43,  99.90,  -7.49,  -0.26,
04/18 14Z,   0.30,  -9.54,  99.90,  -9.50,  -0.26,
04/18 15Z,   0.30, -11.02,  99.90, -10.98,  -0.26,
04/18 16Z,   0.30, -11.62,  99.90, -11.59,  -0.26,  (min)
04/18 17Z,   0.30, -11.15,  99.90, -11.12,  -0.26,
04/18 18Z,   0.30,  -9.67,  99.90,  -9.64,  -0.26,
04/18 19Z,   0.40,  -7.59,  99.90,  -7.45,  -0.26,
04/18 20Z,   0.40,  -5.45,  99.90,  -5.32,  -0.26,
04/18 21Z,   0.40,  -3.74,  99.90,  -3.60,  -0.26,
04/18 22Z,   0.40,  -2.82,  99.90,  -2.68,  -0.26,  (max)
04/18 23Z,   0.40,  -2.91,  99.90,  -2.77,  -0.26,
04/19 00Z,   0.40,  -3.94,  99.90,  -3.80,  -0.26,
04/19 01Z,   0.50,  -5.48,  99.90,  -5.25,  -0.26,
04/19 02Z,   0.50,  -6.99,  99.90,  -6.76,  -0.26,
04/19 03Z,   0.50,  -8.06,  99.90,  -7.82,  -0.26,
04/19 04Z,   0.50,  -8.40,  99.90,  -8.17,  -0.26,  (min)
04/19 05Z,   0.50,  -7.81,  99.90,  -7.57,  -0.26,
04/19 06Z,   0.50,  -6.29,  99.90,  -6.05,  -0.26,
04/19 07Z,   0.50,  -4.25,  99.90,  -4.01,  -0.26,
04/19 08Z,   0.50,  -2.32,  99.90,  -2.08,  -0.26,
04/19 09Z,   0.50,  -1.04,  99.90,  -0.80,  -0.26,
04/19 10Z,   0.50,  -0.73,  99.90,  -0.49,  -0.26,  (max)
04/19 11Z,   0.50,  -1.54,  99.90,  -1.30,  -0.26,
04/19 12Z,   0.50,  -3.36,  99.90,  -3.13,  -0.26,
04/19 13Z,   0.50,  -5.78,  99.90,  -5.54,  -0.26,
04/19 14Z,   0.60,  -8.20,  99.90,  -7.87,  -0.26,
04/19 15Z,   0.60, -10.18,  99.90,  -9.85,  -0.26,
04/19 16Z,   0.60, -11.47,  99.90, -11.13,  -0.26,
04/19 17Z,   0.60, -11.83,  99.90, -11.49,  -0.26,  (min)
04/19 18Z,   0.60, -11.13,  99.90, -10.79,  -0.26,
04/19 19Z,   0.60,  -9.50,  99.90,  -9.16,  -0.26,
04/19 20Z,   0.60,  -7.40,  99.90,  -7.06,  -0.26,
04/19 21Z,   0.60,  -5.36,  99.90,  -5.02,  -0.26,
04/19 22Z,   0.60,  -3.79,  99.90,  -3.45,  -0.26,
04/19 23Z,   0.50,  -3.02,  99.90,  -2.79,  -0.26,  (max)
04/20 00Z,   0.60,  -3.23,  99.90,  -2.89,  -0.26,
04/20 01Z,   0.50,  -4.28,  99.90,  -4.04,  -0.26,
04/20 02Z,   0.50,  -5.72,  99.90,  -5.48,  -0.26,
04/20 03Z,   0.50,  -7.03,  99.90,  -6.80,  -0.26,
04/20 04Z,   0.50,  -7.86,  99.90,  -7.62,  -0.26,
04/20 05Z,   0.50,  -7.95,  99.90,  -7.71,  -0.26,  (min)
04/20 06Z,   0.40,  -7.12,  99.90,  -6.98,  -0.26,
04/20 07Z,   0.40,  -5.48,  99.90,  -5.34,  -0.26,
04/20 08Z,   0.40,  -3.50,  99.90,  -3.36,  -0.26,
04/20 09Z,   0.40,  -1.80,  99.90,  -1.66,  -0.26,
04/20 10Z,   0.40,  -0.85,  99.90,  -0.72,  -0.26,  (max)
04/20 11Z,   0.40,  -0.90,  99.90,  -0.77,  -0.26,
04/20 12Z,   0.40,  -2.01,  99.90,  -1.88,  -0.26,
04/20 13Z,   0.40,  -4.00,  99.90,  -3.87,  -0.26,
04/20 14Z,   0.40,  -6.41,  99.90,  -6.28,  -0.26,
04/20 15Z,   0.50,  -8.70,  99.90,  -8.46,  -0.26,
04/20 16Z,   0.50, -10.48,  99.90, -10.24,  -0.26,
04/20 17Z,   0.50, -11.54,  99.90, -11.31,  -0.26,
04/20 18Z,   0.50, -11.71,  99.90, -11.47,  -0.26,  (min)
04/20 19Z,   0.50, -10.87,  99.90, -10.64,  -0.26,
04/20 20Z,   0.50,  -9.23,  99.90,  -8.99,  -0.26,
04/20 21Z,   0.50,  -7.23,  99.90,  -7.00,  -0.26,
04/20 22Z,   0.50,  -5.36,  99.90,  -5.12,  -0.26,
04/20 23Z,   0.50,  -3.96,  99.90,  -3.73,  -0.26,
04/21 00Z,   0.50,  -3.32,  99.90,  -3.09,  -0.26,  (max)
04/21 01Z,   0.50,  -3.58,  99.90,  -3.34,  -0.26,
04/21 02Z,   0.50,  -4.57,  99.90,  -4.33,  -0.26,
04/21 03Z,   0.50,  -5.85,  99.90,  -5.61,  -0.26,
04/21 04Z,   0.50,  -6.95,  99.90,  -6.72,  -0.26,
04/21 05Z,   0.50,  -7.57,  99.90,  -7.33,  -0.26,
04/21 06Z,   0.40,  -7.48,  99.90,  -7.34,  -0.26,
04/21 07Z,  99.90,  -6.54,  99.90,  99.90,  -0.26,
04/21 08Z,  99.90,  -4.92,  99.90,  99.90,  -0.26,
04/21 09Z,  99.90,  -3.11,  99.90,  99.90,  -0.26,
04/21 10Z,  99.90,  -1.70,  99.90,  99.90,  -0.26,
04/21 11Z,  99.90,  -1.05,  99.90,  99.90,  -0.26,
04/21 12Z,  99.90,  -1.34,  99.90,  99.90,  -0.26,