EXTRA-TROPICAL  STORM  SURGE
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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
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
#Port Townsend, WA : 07/18/2026 05:24:24 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/16 12Z,   0.50,  -0.60,   0.10,  99.90,   0.20,
07/16 13Z,   0.50,  -0.99,  -0.15,  99.90,   0.34,  (max)
07/16 14Z,   0.50,  -2.18,  -1.18,  99.90,   0.50,
07/16 15Z,   0.50,  -4.12,  -3.31,  99.90,   0.31,
07/16 16Z,   0.50,  -6.52,  -5.92,  99.90,   0.10,
07/16 17Z,   0.50,  -8.85,  -8.33,  99.90,   0.02,
07/16 18Z,   0.60, -10.49, -10.01,  99.90,  -0.12,
07/16 19Z,   0.50, -11.03, -10.74,  99.90,  -0.21,  (min)
07/16 20Z,   0.50, -10.51, -10.08,  99.90,  -0.07,
07/16 21Z,   0.60,  -9.23,  -8.63,  99.90,   0.00,
07/16 22Z,   0.60,  -7.49,  -7.09,  99.90,  -0.20,
07/16 23Z,   0.60,  -5.41,  -5.10,  99.90,  -0.29,
07/17 00Z,   0.70,  -3.19,  -2.64,  99.90,  -0.15,
07/17 01Z,   0.70,  -1.22,  -0.69,  99.90,  -0.17,
07/17 02Z,   0.70,   0.10,   0.39,  99.90,  -0.41,
07/17 03Z,   0.70,   0.52,   0.68,  99.90,  -0.54,  (max)
07/17 04Z,   0.70,   0.07,   0.45,  99.90,  -0.32,
07/17 05Z,   0.70,  -1.01,  -0.46,  99.90,  -0.15,
07/17 06Z,   0.60,  -2.20,  -1.83,  99.90,  -0.23,
07/17 07Z,   0.50,  -3.02,  -2.67,  99.90,  -0.15,
07/17 08Z,   0.50,  -3.24,  -2.85,  99.90,  -0.11,  (min)
07/17 09Z,   0.60,  -3.02,  -2.62,  99.90,  -0.20,
07/17 10Z,   0.60,  -2.58,  -2.02,  99.90,  -0.04,
07/17 11Z,   0.50,  -2.05,  -1.57,  99.90,  -0.02,
07/17 12Z,   0.40,  -1.53,  -0.98,  99.90,   0.15,
07/17 13Z,   0.40,  -1.27,  -0.59,  99.90,   0.28,  (max)
07/17 14Z,   0.40,  -1.60,  -0.84,  99.90,   0.36,
07/17 15Z,   0.40,  -2.69,  -1.82,  99.90,   0.47,
07/17 16Z,   0.40,  -4.44,  -3.64,  99.90,   0.40,
07/17 17Z,   0.40,  -6.53,  -5.89,  99.90,   0.24,
07/17 18Z,   0.50,  -8.47,  -7.93,  99.90,   0.04,
07/17 19Z,   0.40,  -9.71,  -9.26,  99.90,   0.05,
07/17 20Z,   0.40,  -9.93,  -9.44,  99.90,   0.09,  (min)
07/17 21Z,   0.50,  -9.24,  -8.72,  99.90,   0.02,
07/17 22Z,   0.50,  -7.92,  -7.29,  99.90,   0.13,
07/17 23Z,   0.40,  -6.20,  -5.82,  99.90,  -0.02,
07/18 00Z,   0.60,  -4.20,  -3.79,  99.90,  -0.19,
07/18 01Z,   0.60,  -2.18,  -1.70,  99.90,  -0.12,
07/18 02Z,   0.60,  -0.54,  -0.12,  99.90,  -0.18,
07/18 03Z,   0.60,   0.36,   0.57,  99.90,  -0.39,
07/18 04Z,   0.60,   0.35,   0.61,  99.90,  -0.34,  (max)
07/18 05Z,   0.60,  -0.46,   0.05,  99.90,  -0.09,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 06Z,   0.60,  -1.77,  99.90,  -1.26,  -0.09,
07/18 07Z,   0.60,  -3.07,  99.90,  -2.56,  -0.09,
07/18 08Z,   0.50,  -3.92,  99.90,  -3.51,  -0.09,
07/18 09Z,   0.50,  -4.17,  99.90,  -3.76,  -0.08,  (min)
07/18 10Z,   0.50,  -3.98,  99.90,  -3.56,  -0.08,
07/18 11Z,   0.50,  -3.55,  99.90,  -3.14,  -0.08,
07/18 12Z,   0.50,  -2.98,  99.90,  -2.56,  -0.08,
07/18 13Z,   0.50,  -2.39,  99.90,  -1.97,  -0.08,
07/18 14Z,   0.50,  -2.05,  99.90,  -1.64,  -0.08,  (max)
07/18 15Z,   0.40,  -2.28,  99.90,  -1.96,  -0.08,
07/18 16Z,   0.50,  -3.16,  99.90,  -2.74,  -0.08,
07/18 17Z,   0.50,  -4.58,  99.90,  -4.16,  -0.08,
07/18 18Z,   0.50,  -6.24,  99.90,  -5.82,  -0.08,
07/18 19Z,   0.40,  -7.71,  99.90,  -7.39,  -0.08,
07/18 20Z,   0.40,  -8.54,  99.90,  -8.22,  -0.08,  (min)
07/18 21Z,   0.40,  -8.49,  99.90,  -8.17,  -0.08,
07/18 22Z,   0.40,  -7.69,  99.90,  -7.37,  -0.08,
07/18 23Z,   0.40,  -6.40,  99.90,  -6.08,  -0.08,
07/19 00Z,   0.40,  -4.78,  99.90,  -4.46,  -0.08,
07/19 01Z,   0.40,  -2.98,  99.90,  -2.66,  -0.08,
07/19 02Z,   0.50,  -1.26,  99.90,  -0.84,  -0.08,
07/19 03Z,   0.50,  -0.05,  99.90,   0.37,  -0.08,
07/19 04Z,   0.50,   0.38,  99.90,   0.80,  -0.08,  (max)
07/19 05Z,   0.50,  -0.05,  99.90,   0.37,  -0.08,
07/19 06Z,   0.50,  -1.17,  99.90,  -0.75,  -0.08,
07/19 07Z,   0.50,  -2.65,  99.90,  -2.23,  -0.08,
07/19 08Z,   0.50,  -4.03,  99.90,  -3.61,  -0.08,
07/19 09Z,   0.40,  -4.90,  99.90,  -4.58,  -0.08,
07/19 10Z,   0.40,  -5.17,  99.90,  -4.85,  -0.08,  (min)
07/19 11Z,   0.50,  -5.00,  99.90,  -4.58,  -0.08,
07/19 12Z,   0.50,  -4.57,  99.90,  -4.15,  -0.08,
07/19 13Z,   0.50,  -3.94,  99.90,  -3.52,  -0.08,
07/19 14Z,   0.40,  -3.26,  99.90,  -2.94,  -0.08,
07/19 15Z,   0.40,  -2.83,  99.90,  -2.51,  -0.08,  (max)
07/19 16Z,   0.40,  -2.88,  99.90,  -2.56,  -0.08,
07/19 17Z,   0.40,  -3.46,  99.90,  -3.14,  -0.08,
07/19 18Z,   0.40,  -4.45,  99.90,  -4.13,  -0.08,
07/19 19Z,   0.40,  -5.62,  99.90,  -5.30,  -0.08,
07/19 20Z,   0.40,  -6.62,  99.90,  -6.30,  -0.08,
07/19 21Z,   0.40,  -7.08,  99.90,  -6.76,  -0.08,  (min)
07/19 22Z,   0.40,  -6.84,  99.90,  -6.52,  -0.08,
07/19 23Z,   0.40,  -6.03,  99.90,  -5.71,  -0.08,
07/20 00Z,   0.40,  -4.84,  99.90,  -4.52,  -0.08,
07/20 01Z,   0.40,  -3.42,  99.90,  -3.10,  -0.08,
07/20 02Z,   0.50,  -1.90,  99.90,  -1.48,  -0.08,
07/20 03Z,   0.50,  -0.59,  99.90,  -0.17,  -0.08,
07/20 04Z,   0.50,   0.15,  99.90,   0.57,  -0.08,  (max)
07/20 05Z,   0.50,   0.12,  99.90,   0.54,  -0.08,
07/20 06Z,   0.50,  -0.66,  99.90,  -0.24,  -0.08,
07/20 07Z,   0.50,  -2.01,  99.90,  -1.59,  -0.08,
07/20 08Z,   0.50,  -3.61,  99.90,  -3.19,  -0.08,
07/20 09Z,   0.50,  -5.01,  99.90,  -4.59,  -0.08,
07/20 10Z,   0.50,  -5.88,  99.90,  -5.46,  -0.08,
07/20 11Z,   0.60,  -6.15,  99.90,  -5.63,  -0.08,  (min)
07/20 12Z,   0.60,  -5.99,  99.90,  -5.47,  -0.08,
07/20 13Z,   0.50,  -5.51,  99.90,  -5.09,  -0.08,
07/20 14Z,   0.50,  -4.81,  99.90,  -4.39,  -0.08,
07/20 15Z,   0.50,  -4.04,  99.90,  -3.62,  -0.08,
07/20 16Z,   0.60,  -3.46,  99.90,  -2.94,  -0.08,
07/20 17Z,   0.50,  -3.28,  99.90,  -2.86,  -0.08,  (max)
07/20 18Z,   0.50,  -3.49,  99.90,  -3.07,  -0.08,
07/20 19Z,   0.50,  -4.01,  99.90,  -3.59,  -0.08,
07/20 20Z,   0.50,  -4.69,  99.90,  -4.27,  -0.08,
07/20 21Z,   0.50,  -5.28,  99.90,  -4.86,  -0.08,
07/20 22Z,   0.50,  -5.48,  99.90,  -5.06,  -0.08,  (min)
07/20 23Z,   0.50,  -5.17,  99.90,  -4.75,  -0.08,
07/21 00Z,   0.50,  -4.43,  99.90,  -4.01,  -0.08,
07/21 01Z,   0.50,  -3.43,  99.90,  -3.01,  -0.08,
07/21 02Z,   0.50,  -2.28,  99.90,  -1.86,  -0.08,
07/21 03Z,   0.50,  -1.11,  99.90,  -0.69,  -0.08,
07/21 04Z,   0.60,  -0.25,  99.90,   0.27,  -0.08,
07/21 05Z,   0.50,   0.03,  99.90,   0.45,  -0.08,  (max)
07/21 06Z,   0.50,  -0.39,  99.90,   0.03,  -0.08,
07/21 07Z,   0.50,  -1.44,  99.90,  -1.02,  -0.08,
07/21 08Z,   0.50,  -2.93,  99.90,  -2.51,  -0.08,
07/21 09Z,   0.50,  -4.57,  99.90,  -4.15,  -0.08,
07/21 10Z,   0.50,  -5.96,  99.90,  -5.54,  -0.08,
07/21 11Z,   0.60,  -6.80,  99.90,  -6.28,  -0.08,
07/21 12Z,   0.50,  -7.04,  99.90,  -6.62,  -0.08,  (min)
07/21 13Z,   0.50,  -6.84,  99.90,  -6.42,  -0.08,
07/21 14Z,   0.50,  -6.29,  99.90,  -5.87,  -0.08,
07/21 15Z,   0.50,  -5.49,  99.90,  -5.07,  -0.08,
07/21 16Z,   0.50,  -4.61,  99.90,  -4.19,  -0.08,
07/21 17Z,   0.50,  -3.86,  99.90,  -3.44,  -0.08,
07/21 18Z,   0.50,  -3.39,  99.90,  -2.97,  -0.08,
07/21 19Z,   0.50,  -3.20,  99.90,  -2.78,  -0.08,  (max)
07/21 20Z,   0.50,  -3.27,  99.90,  -2.85,  -0.08,
07/21 21Z,   0.50,  -3.56,  99.90,  -3.14,  -0.08,
07/21 22Z,   0.50,  -3.87,  99.90,  -3.45,  -0.08,
07/21 23Z,   0.50,  -3.95,  99.90,  -3.53,  -0.08,  (min)
07/22 00Z,   0.50,  -3.66,  99.90,  -3.24,  -0.08,