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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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
#Port Townsend, WA : 03/13/2026 10:21:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/11 18Z,   0.20,   6.60,   6.10,  99.90,  -0.70,
03/11 19Z,   0.10,   5.59,   5.16,  99.90,  -0.53,
03/11 20Z,   0.10,   4.36,   3.98,  99.90,  -0.48,
03/11 21Z,   0.20,   3.08,   2.78,  99.90,  -0.50,
03/11 22Z,   0.30,   1.94,   1.95,  99.90,  -0.29,
03/11 23Z,   0.30,   1.15,   1.39,  99.90,  -0.06,
03/12 00Z,   0.30,   0.90,   1.36,  99.90,   0.16,  (min)
03/12 01Z,   0.50,   1.17,   1.67,  99.90,  -0.00,
03/12 02Z,   0.60,   1.81,   2.36,  99.90,  -0.05,
03/12 03Z,   0.70,   2.69,   3.44,  99.90,   0.05,
03/12 04Z,   0.80,   3.74,   4.70,  99.90,   0.16,
03/12 05Z,   0.80,   4.86,   5.92,  99.90,   0.26,
03/12 06Z,   0.80,   5.87,   7.05,  99.90,   0.38,
03/12 07Z,   0.80,   6.70,   7.86,  99.90,   0.36,
03/12 08Z,   0.70,   7.34,   8.40,  99.90,   0.36,
03/12 09Z,   0.70,   7.76,   8.54,  99.90,   0.08,  (max)
03/12 10Z,   0.70,   7.88,   8.43,  99.90,  -0.15,
03/12 11Z,   0.70,   7.71,   8.04,  99.90,  -0.37,
03/12 12Z,   0.80,   7.45,   7.56,  99.90,  -0.69,
03/12 13Z,   0.80,   7.25,   7.29,  99.90,  -0.76,
03/12 14Z,   0.70,   7.14,   7.08,  99.90,  -0.76,
03/12 15Z,   0.60,   7.10,   7.06,  99.90,  -0.64,
03/12 16Z,   0.50,   7.12,   6.91,  99.90,  -0.71,
03/12 17Z,   0.50,   7.12,   6.69,  99.90,  -0.93,
03/12 18Z,   0.50,   6.89,   6.42,  99.90,  -0.97,
03/12 19Z,   0.40,   6.31,   5.76,  99.90,  -0.95,
03/12 20Z,   0.40,   5.39,   5.00,  99.90,  -0.79,
03/12 21Z,   0.40,   4.27,   3.93,  99.90,  -0.74,
03/12 22Z,   0.40,   3.08,   2.69,  99.90,  -0.79,
03/12 23Z,   0.30,   1.96,   1.82,  99.90,  -0.44,
03/13 00Z,   0.10,   1.15,   1.12,  99.90,  -0.13,
03/13 01Z,   0.10,   0.85,   0.84,  99.90,  -0.11,  (min)
03/13 02Z,   0.00,   1.07,   1.17,  99.90,   0.10,
03/13 03Z,   0.00,   1.67,   1.72,  99.90,   0.05,
03/13 04Z,   0.00,   2.54,   2.66,  99.90,   0.12,
03/13 05Z,   0.00,   3.63,   3.94,  99.90,   0.31,
03/13 06Z,   0.00,   4.82,   5.17,  99.90,   0.35,
03/13 07Z,   0.00,   5.95,   6.39,  99.90,   0.44,
03/13 08Z,   0.00,   6.90,   7.36,  99.90,   0.46,
03/13 09Z,   0.00,   7.63,   8.02,  99.90,   0.39,
03/13 10Z,   0.10,   8.04,   8.34,  99.90,   0.20,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/13 11Z,   0.00,   8.06,  99.90,   8.21,   0.16,
03/13 12Z,   0.00,   7.74,  99.90,   7.86,   0.12,
03/13 13Z,   0.10,   7.34,  99.90,   7.52,   0.08,
03/13 14Z,   0.10,   7.04,  99.90,   7.19,   0.05,
03/13 15Z,   0.10,   6.87,  99.90,   6.98,   0.01,
03/13 16Z,   0.10,   6.82,  99.90,   6.89,  -0.03,  (min)
03/13 17Z,   0.10,   6.86,  99.90,   6.89,  -0.07,
03/13 18Z,   0.10,   6.89,  99.90,   6.89,  -0.10,  (max)
03/13 19Z,   0.10,   6.73,  99.90,   6.69,  -0.14,
03/13 20Z,   0.10,   6.23,  99.90,   6.15,  -0.18,
03/13 21Z,   0.10,   5.39,  99.90,   5.27,  -0.21,
03/13 22Z,   0.10,   4.31,  99.90,   4.16,  -0.25,
03/13 23Z,   0.10,   3.08,  99.90,   2.93,  -0.25,
03/14 00Z,   0.10,   1.89,  99.90,   1.73,  -0.25,
03/14 01Z,   0.20,   1.01,  99.90,   0.96,  -0.25,
03/14 02Z,   0.20,   0.68,  99.90,   0.63,  -0.25,  (min)
03/14 03Z,   0.20,   0.90,  99.90,   0.85,  -0.25,
03/14 04Z,   0.20,   1.52,  99.90,   1.47,  -0.25,
03/14 05Z,   0.20,   2.47,  99.90,   2.42,  -0.25,
03/14 06Z,   0.20,   3.68,  99.90,   3.63,  -0.25,
03/14 07Z,   0.20,   5.01,  99.90,   4.96,  -0.25,
03/14 08Z,   0.30,   6.25,  99.90,   6.30,  -0.25,
03/14 09Z,   0.30,   7.26,  99.90,   7.31,  -0.25,
03/14 10Z,   0.30,   7.95,  99.90,   8.00,  -0.25,
03/14 11Z,   0.30,   8.20,  99.90,   8.25,  -0.25,  (max)
03/14 12Z,   0.30,   7.98,  99.90,   8.02,  -0.25,
03/14 13Z,   0.30,   7.45,  99.90,   7.50,  -0.25,
03/14 14Z,   0.20,   6.93,  99.90,   6.88,  -0.25,
03/14 15Z,   0.10,   6.61,  99.90,   6.45,  -0.25,
03/14 16Z,   0.10,   6.48,  99.90,   6.32,  -0.25,  (min)
03/14 17Z,   0.10,   6.50,  99.90,   6.35,  -0.25,
03/14 18Z,   0.10,   6.65,  99.90,   6.50,  -0.25,
03/14 19Z,   0.00,   6.80,  99.90,   6.55,  -0.25,  (max)
03/14 20Z,   0.00,   6.74,  99.90,   6.49,  -0.25,
03/14 21Z,   0.00,   6.31,  99.90,   6.06,  -0.25,
03/14 22Z,   0.00,   5.49,  99.90,   5.24,  -0.25,
03/14 23Z,   0.00,   4.35,  99.90,   4.09,  -0.25,
03/15 00Z,   0.00,   2.99,  99.90,   2.74,  -0.25,
03/15 01Z,   0.10,   1.68,  99.90,   1.53,  -0.25,
03/15 02Z,   0.00,   0.76,  99.90,   0.51,  -0.25,
03/15 03Z,   0.00,   0.47,  99.90,   0.22,  -0.25,  (min)
03/15 04Z,  -0.10,   0.78,  99.90,   0.43,  -0.25,
03/15 05Z,  -0.10,   1.53,  99.90,   1.18,  -0.25,
03/15 06Z,  -0.20,   2.64,  99.90,   2.19,  -0.25,
03/15 07Z,  -0.20,   4.02,  99.90,   3.57,  -0.25,
03/15 08Z,  -0.20,   5.49,  99.90,   5.03,  -0.25,
03/15 09Z,  -0.20,   6.78,  99.90,   6.33,  -0.25,
03/15 10Z,  -0.20,   7.72,  99.90,   7.27,  -0.25,
03/15 11Z,  -0.20,   8.19,  99.90,   7.74,  -0.25,  (max)
03/15 12Z,  -0.20,   8.11,  99.90,   7.66,  -0.25,
03/15 13Z,  -0.20,   7.56,  99.90,   7.10,  -0.25,
03/15 14Z,  -0.20,   6.82,  99.90,   6.37,  -0.25,
03/15 15Z,  -0.20,   6.25,  99.90,   5.80,  -0.25,
03/15 16Z,  -0.20,   6.00,  99.90,   5.55,  -0.25,  (min)
03/15 17Z,  -0.10,   6.01,  99.90,   5.66,  -0.25,
03/15 18Z,  -0.10,   6.21,  99.90,   5.86,  -0.25,
03/15 19Z,  -0.20,   6.54,  99.90,   6.08,  -0.25,
03/15 20Z,  -0.10,   6.84,  99.90,   6.49,  -0.25,
03/15 21Z,  -0.10,   6.88,  99.90,   6.53,  -0.25,  (max)
03/15 22Z,  -0.10,   6.47,  99.90,   6.12,  -0.25,
03/15 23Z,  -0.10,   5.58,  99.90,   5.23,  -0.25,
03/16 00Z,  -0.10,   4.30,  99.90,   3.95,  -0.25,
03/16 01Z,  -0.10,   2.78,  99.90,   2.43,  -0.25,
03/16 02Z,  -0.10,   1.39,  99.90,   1.04,  -0.25,
03/16 03Z,   0.00,   0.53,  99.90,   0.28,  -0.25,
03/16 04Z,   0.00,   0.39,  99.90,   0.14,  -0.25,  (min)
03/16 05Z,   0.00,   0.89,  99.90,   0.64,  -0.25,
03/16 06Z,   0.00,   1.85,  99.90,   1.60,  -0.25,
03/16 07Z,   0.00,   3.16,  99.90,   2.91,  -0.25,
03/16 08Z,   0.00,   4.71,  99.90,   4.45,  -0.25,
03/16 09Z,   0.10,   6.23,  99.90,   6.08,  -0.25,
03/16 10Z,   0.20,   7.44,  99.90,   7.39,  -0.25,
03/16 11Z,   0.10,   8.12,  99.90,   7.97,  -0.25,
03/16 12Z,   0.10,   8.19,  99.90,   8.04,  -0.25,  (max)
03/16 13Z,   0.10,   7.66,  99.90,   7.51,  -0.25,
03/16 14Z,   0.10,   6.75,  99.90,   6.60,  -0.25,
03/16 15Z,   0.20,   5.87,  99.90,   5.81,  -0.25,
03/16 16Z,   0.20,   5.36,  99.90,   5.31,  -0.25,  (min)
03/16 17Z,   0.30,   5.29,  99.90,   5.34,  -0.25,
03/16 18Z,   0.30,   5.53,  99.90,   5.58,  -0.25,
03/16 19Z,   0.30,   5.96,  99.90,   6.01,  -0.25,
03/16 20Z,   0.30,   6.51,  99.90,   6.56,  -0.25,
03/16 21Z,   0.40,   6.97,  99.90,   7.12,  -0.25,
03/16 22Z,   0.40,   7.08,  99.90,   7.22,  -0.25,  (max)
03/16 23Z,   0.30,   6.64,  99.90,   6.68,  -0.25,
03/17 00Z,   0.30,   5.63,  99.90,   5.68,  -0.25,
03/17 01Z,  99.90,   4.17,  99.90,  99.90,  -0.25,
03/17 02Z,  99.90,   2.55,  99.90,  99.90,  -0.25,
03/17 03Z,  99.90,   1.18,  99.90,  99.90,  -0.25,
03/17 04Z,  99.90,   0.50,  99.90,  99.90,  -0.25,
03/17 05Z,  99.90,   0.62,  99.90,  99.90,  -0.25,
03/17 06Z,  99.90,   1.38,  99.90,  99.90,  -0.25,