EXTRA-TROPICAL  STORM  SURGE
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Datum
hat-on
mhhw-on
msl-on
mllw-on
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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
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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 : 06/18/2026 10:22:15 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/16 18Z,   0.50,  -3.78,  -3.35,  99.90,  -0.07,
06/16 19Z,   0.50,  -3.68,  -3.13,  99.90,   0.05,  (min)
06/16 20Z,   0.50,  -2.56,  -2.00,  99.90,   0.06,
06/16 21Z,   0.50,  -0.83,  -0.47,  99.90,  -0.14,
06/16 22Z,   0.50,   1.26,   1.34,  99.90,  -0.42,
06/16 23Z,   0.50,   3.58,   3.85,  99.90,  -0.23,
06/17 00Z,   0.60,   5.90,   6.23,  99.90,  -0.27,
06/17 01Z,   0.70,   7.83,   7.99,  99.90,  -0.54,
06/17 02Z,   0.70,   9.02,   8.96,  99.90,  -0.76,
06/17 03Z,   0.70,   9.37,   9.25,  99.90,  -0.82,  (max)
06/17 04Z,   0.70,   8.96,   9.22,  99.90,  -0.44,
06/17 05Z,   0.70,   8.13,   8.53,  99.90,  -0.30,
06/17 06Z,   0.50,   7.38,   7.72,  99.90,  -0.16,
06/17 07Z,   0.40,   7.08,   7.44,  99.90,  -0.04,  (min)
06/17 08Z,   0.40,   7.23,   7.46,  99.90,  -0.17,
06/17 09Z,   0.40,   7.57,   7.95,  99.90,  -0.02,
06/17 10Z,   0.40,   7.92,   8.27,  99.90,  -0.05,
06/17 11Z,   0.40,   8.20,   8.64,  99.90,   0.04,
06/17 12Z,   0.20,   8.27,   8.82,  99.90,   0.35,  (max)
06/17 13Z,   0.20,   7.84,   8.34,  99.90,   0.30,
06/17 14Z,   0.20,   6.63,   7.19,  99.90,   0.36,
06/17 15Z,   0.20,   4.63,   5.11,  99.90,   0.28,
06/17 16Z,   0.10,   2.10,   2.39,  99.90,   0.19,
06/17 17Z,   0.20,  -0.47,  -0.23,  99.90,   0.04,
06/17 18Z,   0.20,  -2.45,  -2.22,  99.90,   0.03,
06/17 19Z,   0.20,  -3.36,  -3.16,  99.90,  -0.00,  (min)
06/17 20Z,   0.20,  -3.07,  -2.88,  99.90,  -0.01,
06/17 21Z,   0.20,  -1.88,  -1.51,  99.90,   0.17,
06/17 22Z,   0.20,  -0.16,  -0.03,  99.90,  -0.07,
06/17 23Z,   0.20,   1.92,   2.02,  99.90,  -0.10,
06/18 00Z,   0.30,   4.21,   4.43,  99.90,  -0.08,
06/18 01Z,   0.30,   6.44,   6.69,  99.90,  -0.05,
06/18 02Z,   0.30,   8.19,   8.13,  99.90,  -0.36,
06/18 03Z,   0.30,   9.15,   8.89,  99.90,  -0.56,
06/18 04Z,   0.30,   9.26,   9.07,  99.90,  -0.49,  (max)
06/18 05Z,   0.30,   8.67,   8.78,  99.90,  -0.19,
06/18 06Z,   0.30,   7.73,   7.88,  99.90,  -0.15,
06/18 07Z,   0.30,   6.94,   6.97,  99.90,  -0.27,
06/18 08Z,   0.30,   6.59,   6.64,  99.90,  -0.25,  (min)
06/18 09Z,   0.30,   6.66,   6.67,  99.90,  -0.29,
06/18 10Z,   0.30,   6.91,   7.00,  99.90,  -0.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/18 11Z,   0.30,   7.22,  99.90,   7.31,  -0.21,
06/18 12Z,   0.30,   7.50,  99.90,   7.61,  -0.20,
06/18 13Z,   0.30,   7.61,  99.90,   7.72,  -0.19,  (max)
06/18 14Z,   0.30,   7.21,  99.90,   7.34,  -0.18,
06/18 15Z,   0.30,   6.08,  99.90,   6.21,  -0.17,
06/18 16Z,   0.30,   4.23,  99.90,   4.37,  -0.16,
06/18 17Z,   0.30,   1.96,  99.90,   2.11,  -0.15,
06/18 18Z,   0.30,  -0.27,  99.90,  -0.11,  -0.14,
06/18 19Z,   0.30,  -1.91,  99.90,  -1.74,  -0.13,
06/18 20Z,   0.30,  -2.53,  99.90,  -2.35,  -0.12,  (min)
06/18 21Z,   0.30,  -2.11,  99.90,  -1.92,  -0.11,
06/18 22Z,   0.40,  -0.91,  99.90,  -0.61,  -0.10,
06/18 23Z,   0.30,   0.76,  99.90,   0.96,  -0.10,
06/19 00Z,   0.30,   2.76,  99.90,   2.97,  -0.10,
06/19 01Z,   0.30,   4.96,  99.90,   5.16,  -0.10,
06/19 02Z,   0.40,   7.00,  99.90,   7.30,  -0.10,
06/19 03Z,   0.40,   8.49,  99.90,   8.79,  -0.10,
06/19 04Z,   0.40,   9.18,  99.90,   9.48,  -0.10,  (max)
06/19 05Z,   0.40,   9.04,  99.90,   9.34,  -0.10,
06/19 06Z,   0.40,   8.25,  99.90,   8.55,  -0.10,
06/19 07Z,   0.50,   7.19,  99.90,   7.60,  -0.10,
06/19 08Z,   0.50,   6.31,  99.90,   6.71,  -0.10,
06/19 09Z,   0.40,   5.87,  99.90,   6.17,  -0.10,
06/19 10Z,   0.40,   5.83,  99.90,   6.13,  -0.10,  (min)
06/19 11Z,   0.50,   5.99,  99.90,   6.39,  -0.10,
06/19 12Z,   0.50,   6.27,  99.90,   6.67,  -0.10,
06/19 13Z,   0.50,   6.59,  99.90,   6.99,  -0.10,
06/19 14Z,   0.50,   6.76,  99.90,   7.17,  -0.10,  (max)
06/19 15Z,   0.50,   6.47,  99.90,   6.87,  -0.10,
06/19 16Z,   0.50,   5.51,  99.90,   5.91,  -0.10,
06/19 17Z,   0.50,   3.95,  99.90,   4.35,  -0.10,
06/19 18Z,   0.50,   2.07,  99.90,   2.47,  -0.10,
06/19 19Z,   0.50,   0.26,  99.90,   0.66,  -0.10,
06/19 20Z,   0.50,  -1.00,  99.90,  -0.59,  -0.10,
06/19 21Z,   0.50,  -1.37,  99.90,  -0.97,  -0.10,  (min)
06/19 22Z,   0.50,  -0.85,  99.90,  -0.45,  -0.10,
06/19 23Z,   0.50,   0.31,  99.90,   0.71,  -0.10,
06/20 00Z,   0.50,   1.89,  99.90,   2.29,  -0.10,
06/20 01Z,   0.50,   3.78,  99.90,   4.18,  -0.10,
06/20 02Z,   0.60,   5.79,  99.90,   6.29,  -0.10,
06/20 03Z,   0.60,   7.56,  99.90,   8.06,  -0.10,
06/20 04Z,   0.60,   8.73,  99.90,   9.23,  -0.10,
06/20 05Z,   0.60,   9.10,  99.90,   9.60,  -0.10,  (max)
06/20 06Z,   0.70,   8.69,  99.90,   9.30,  -0.10,
06/20 07Z,   0.70,   7.71,  99.90,   8.31,  -0.10,
06/20 08Z,   0.60,   6.51,  99.90,   7.01,  -0.10,
06/20 09Z,   0.60,   5.50,  99.90,   6.00,  -0.10,
06/20 10Z,   0.60,   4.94,  99.90,   5.44,  -0.10,
06/20 11Z,   0.60,   4.78,  99.90,   5.28,  -0.10,  (min)
06/20 12Z,   0.70,   4.87,  99.90,   5.47,  -0.10,
06/20 13Z,   0.60,   5.15,  99.90,   5.65,  -0.10,
06/20 14Z,   0.60,   5.55,  99.90,   6.05,  -0.10,
06/20 15Z,   0.60,   5.83,  99.90,   6.33,  -0.10,  (max)
06/20 16Z,   0.60,   5.70,  99.90,   6.20,  -0.10,
06/20 17Z,   0.60,   5.02,  99.90,   5.52,  -0.10,
06/20 18Z,   0.60,   3.87,  99.90,   4.37,  -0.10,
06/20 19Z,   0.60,   2.46,  99.90,   2.97,  -0.10,
06/20 20Z,   0.60,   1.12,  99.90,   1.62,  -0.10,
06/20 21Z,   0.60,   0.23,  99.90,   0.73,  -0.10,
06/20 22Z,   0.60,   0.07,  99.90,   0.57,  -0.10,  (min)
06/20 23Z,   0.60,   0.64,  99.90,   1.14,  -0.10,
06/21 00Z,   0.60,   1.73,  99.90,   2.23,  -0.10,
06/21 01Z,   0.60,   3.17,  99.90,   3.68,  -0.10,
06/21 02Z,   0.60,   4.88,  99.90,   5.38,  -0.10,
06/21 03Z,   0.60,   6.63,  99.90,   7.13,  -0.10,
06/21 04Z,   0.60,   8.06,  99.90,   8.56,  -0.10,
06/21 05Z,   0.60,   8.85,  99.90,   9.35,  -0.10,
06/21 06Z,   0.60,   8.89,  99.90,   9.39,  -0.10,  (max)
06/21 07Z,   0.60,   8.22,  99.90,   8.72,  -0.10,
06/21 08Z,   0.60,   7.02,  99.90,   7.52,  -0.10,
06/21 09Z,   0.50,   5.65,  99.90,   6.05,  -0.10,
06/21 10Z,   0.50,   4.52,  99.90,   4.92,  -0.10,
06/21 11Z,   0.50,   3.84,  99.90,   4.24,  -0.10,
06/21 12Z,   0.60,   3.59,  99.90,   4.09,  -0.10,
06/21 13Z,   0.50,   3.66,  99.90,   4.06,  -0.10,  (min)
06/21 14Z,   0.50,   3.99,  99.90,   4.39,  -0.10,
06/21 15Z,   0.50,   4.49,  99.90,   4.89,  -0.10,
06/21 16Z,   0.50,   4.93,  99.90,   5.33,  -0.10,
06/21 17Z,   0.50,   5.04,  99.90,   5.44,  -0.10,  (max)
06/21 18Z,   0.50,   4.74,  99.90,   5.14,  -0.10,
06/21 19Z,   0.40,   4.07,  99.90,   4.37,  -0.10,
06/21 20Z,   0.40,   3.17,  99.90,   3.47,  -0.10,
06/21 21Z,   0.50,   2.27,  99.90,   2.67,  -0.10,
06/21 22Z,   0.50,   1.69,  99.90,   2.09,  -0.10,
06/21 23Z,   0.50,   1.67,  99.90,   2.07,  -0.10,  (min)
06/22 00Z,   0.50,   2.23,  99.90,   2.63,  -0.10,
06/22 01Z,  99.90,   3.21,  99.90,  99.90,  -0.10,
06/22 02Z,  99.90,   4.48,  99.90,  99.90,  -0.10,
06/22 03Z,  99.90,   5.94,  99.90,  99.90,  -0.10,
06/22 04Z,  99.90,   7.36,  99.90,  99.90,  -0.10,
06/22 05Z,  99.90,   8.39,  99.90,  99.90,  -0.10,
06/22 06Z,  99.90,   8.80,  99.90,  99.90,  -0.10,