EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
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
#Charleston, OR : 05/20/2025 11:23:04 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 12Z,  -0.10,   6.24,   6.17,  99.90,   0.03,  (max)
05/18 13Z,  -0.10,   5.23,   4.95,  99.90,  -0.18,
05/18 14Z,  -0.10,   3.80,   3.56,  99.90,  -0.14,
05/18 15Z,  -0.10,   2.25,   2.05,  99.90,  -0.10,
05/18 16Z,  -0.20,   0.89,   0.77,  99.90,   0.08,
05/18 17Z,  -0.20,  -0.00,  -0.10,  99.90,   0.10,
05/18 18Z,  -0.30,  -0.28,  -0.39,  99.90,   0.19,  (min)
05/18 19Z,  -0.30,   0.09,   0.05,  99.90,   0.26,
05/18 20Z,  -0.30,   1.01,   1.03,  99.90,   0.32,
05/18 21Z,  -0.40,   2.23,   2.17,  99.90,   0.34,
05/18 22Z,  -0.40,   3.49,   3.44,  99.90,   0.35,
05/18 23Z,  -0.30,   4.57,   4.55,  99.90,   0.28,
05/19 00Z,  -0.40,   5.32,   5.24,  99.90,   0.32,
05/19 01Z,  -0.30,   5.61,   5.53,  99.90,   0.22,  (max)
05/19 02Z,  -0.30,   5.43,   5.32,  99.90,   0.19,
05/19 03Z,  -0.30,   4.92,   4.77,  99.90,   0.15,
05/19 04Z,  -0.30,   4.32,   4.25,  99.90,   0.23,
05/19 05Z,  -0.30,   3.86,   3.75,  99.90,   0.19,
05/19 06Z,  -0.20,   3.69,   3.63,  99.90,   0.14,  (min)
05/19 07Z,  -0.20,   3.89,   3.80,  99.90,   0.11,
05/19 08Z,  -0.20,   4.44,   4.38,  99.90,   0.14,
05/19 09Z,  -0.20,   5.17,   5.12,  99.90,   0.15,
05/19 10Z,  -0.20,   5.84,   5.79,  99.90,   0.15,
05/19 11Z,  -0.10,   6.27,   6.32,  99.90,   0.15,
05/19 12Z,  -0.10,   6.31,   6.44,  99.90,   0.23,  (max)
05/19 13Z,  -0.10,   5.85,   5.88,  99.90,   0.13,
05/19 14Z,   0.00,   4.89,   4.81,  99.90,  -0.08,
05/19 15Z,   0.00,   3.56,   3.54,  99.90,  -0.02,
05/19 16Z,  -0.10,   2.14,   2.26,  99.90,   0.22,
05/19 17Z,  -0.10,   0.93,   1.06,  99.90,   0.23,
05/19 18Z,  -0.10,   0.16,   0.36,  99.90,   0.30,
05/19 19Z,  -0.20,  -0.02,   0.18,  99.90,   0.40,  (min)
05/19 20Z,  -0.20,   0.43,   0.65,  99.90,   0.42,
05/19 21Z,  -0.20,   1.37,   1.61,  99.90,   0.44,
05/19 22Z,  -0.20,   2.59,   2.71,  99.90,   0.32,
05/19 23Z,  -0.20,   3.83,   3.85,  99.90,   0.22,
05/20 00Z,  -0.20,   4.89,   4.88,  99.90,   0.19,
05/20 01Z,  -0.20,   5.59,   5.52,  99.90,   0.13,
05/20 02Z,  -0.20,   5.82,   5.75,  99.90,   0.13,  (max)
05/20 03Z,  -0.20,   5.56,   5.48,  99.90,   0.12,
05/20 04Z,  -0.20,   4.96,   4.95,  99.90,   0.19,
05/20 05Z,  -0.20,   4.26,   4.23,  99.90,   0.17,
05/20 06Z,  -0.20,   3.68,   3.67,  99.90,   0.19,
05/20 07Z,  -0.30,   3.39,   3.44,  99.90,   0.35,  (min)
05/20 08Z,  -0.20,   3.49,   3.51,  99.90,   0.22,
05/20 09Z,  -0.20,   3.95,   3.96,  99.90,   0.21,
05/20 10Z,  -0.20,   4.64,   4.62,  99.90,   0.18,
05/20 11Z,  -0.20,   5.32,   5.34,  99.90,   0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 12Z,  -0.30,   5.80,  99.90,   5.71,   0.21,
05/20 13Z,  -0.20,   5.92,  99.90,   5.92,   0.20,  (max)
05/20 14Z,  -0.20,   5.57,  99.90,   5.56,   0.19,
05/20 15Z,  -0.20,   4.72,  99.90,   4.71,   0.18,
05/20 16Z,  -0.30,   3.51,  99.90,   3.39,   0.17,
05/20 17Z,  -0.30,   2.22,  99.90,   2.08,   0.16,
05/20 18Z,  -0.30,   1.11,  99.90,   0.96,   0.15,
05/20 19Z,  -0.20,   0.42,  99.90,   0.36,   0.14,
05/20 20Z,  -0.30,   0.30,  99.90,   0.13,   0.13,  (min)
05/20 21Z,  -0.30,   0.80,  99.90,   0.62,   0.12,
05/20 22Z,  -0.30,   1.79,  99.90,   1.60,   0.11,
05/20 23Z,  -0.30,   3.04,  99.90,   2.84,   0.10,
05/21 00Z,  -0.20,   4.31,  99.90,   4.21,   0.10,
05/21 01Z,  -0.30,   5.38,  99.90,   5.18,   0.10,
05/21 02Z,  -0.30,   6.05,  99.90,   5.85,   0.10,
05/21 03Z,  -0.20,   6.18,  99.90,   6.08,   0.10,  (max)
05/21 04Z,  -0.20,   5.78,  99.90,   5.68,   0.10,
05/21 05Z,  -0.20,   4.99,  99.90,   4.89,   0.10,
05/21 06Z,  -0.30,   4.08,  99.90,   3.88,   0.10,
05/21 07Z,  -0.40,   3.28,  99.90,   2.98,   0.10,
05/21 08Z,  -0.30,   2.80,  99.90,   2.60,   0.10,  (min)
05/21 09Z,  -0.20,   2.77,  99.90,   2.67,   0.10,
05/21 10Z,  -0.30,   3.19,  99.90,   2.99,   0.10,
05/21 11Z,  -0.30,   3.90,  99.90,   3.70,   0.10,
05/21 12Z,  -0.20,   4.69,  99.90,   4.59,   0.10,
05/21 13Z,  -0.20,   5.32,  99.90,   5.22,   0.10,
05/21 14Z,  -0.20,   5.63,  99.90,   5.53,   0.10,  (max)
05/21 15Z,  -0.20,   5.45,  99.90,   5.35,   0.10,
05/21 16Z,  -0.30,   4.74,  99.90,   4.54,   0.10,
05/21 17Z,  -0.20,   3.65,  99.90,   3.55,   0.10,
05/21 18Z,  -0.20,   2.45,  99.90,   2.35,   0.10,
05/21 19Z,  -0.10,   1.40,  99.90,   1.40,   0.10,
05/21 20Z,  -0.20,   0.75,  99.90,   0.65,   0.10,
05/21 21Z,  -0.20,   0.68,  99.90,   0.58,   0.10,  (min)
05/21 22Z,  -0.10,   1.24,  99.90,   1.24,   0.10,
05/21 23Z,   0.00,   2.31,  99.90,   2.41,   0.10,
05/22 00Z,  -0.10,   3.64,  99.90,   3.64,   0.10,
05/22 01Z,  -0.20,   4.97,  99.90,   4.87,   0.10,
05/22 02Z,  -0.10,   6.05,  99.90,   6.05,   0.10,
05/22 03Z,  -0.10,   6.66,  99.90,   6.66,   0.10,  (max)
05/22 04Z,  -0.10,   6.63,  99.90,   6.63,   0.10,
05/22 05Z,  -0.20,   5.99,  99.90,   5.89,   0.10,
05/22 06Z,  -0.20,   4.92,  99.90,   4.82,   0.10,
05/22 07Z,  -0.20,   3.70,  99.90,   3.60,   0.10,
05/22 08Z,  -0.10,   2.62,  99.90,   2.62,   0.10,
05/22 09Z,  -0.10,   1.92,  99.90,   1.92,   0.10,
05/22 10Z,  -0.20,   1.79,  99.90,   1.69,   0.10,  (min)
05/22 11Z,  -0.10,   2.23,  99.90,   2.23,   0.10,
05/22 12Z,  -0.10,   3.07,  99.90,   3.07,   0.10,
05/22 13Z,  -0.10,   4.06,  99.90,   4.06,   0.10,
05/22 14Z,  -0.10,   4.94,  99.90,   4.94,   0.10,
05/22 15Z,  -0.10,   5.48,  99.90,   5.48,   0.10,  (max)
05/22 16Z,  -0.20,   5.49,  99.90,   5.39,   0.10,
05/22 17Z,  -0.10,   4.93,  99.90,   4.93,   0.10,
05/22 18Z,  -0.10,   3.93,  99.90,   3.93,   0.10,
05/22 19Z,  -0.10,   2.77,  99.90,   2.77,   0.10,
05/22 20Z,  -0.10,   1.75,  99.90,   1.75,   0.10,
05/22 21Z,  -0.10,   1.12,  99.90,   1.12,   0.10,
05/22 22Z,  -0.10,   1.11,  99.90,   1.11,   0.10,  (min)
05/22 23Z,  -0.10,   1.76,  99.90,   1.76,   0.10,
05/23 00Z,   0.00,   2.95,  99.90,   3.05,   0.10,
05/23 01Z,  -0.10,   4.39,  99.90,   4.39,   0.10,
05/23 02Z,   0.00,   5.78,  99.90,   5.88,   0.10,
05/23 03Z,   0.00,   6.84,  99.90,   6.94,   0.10,
05/23 04Z,  -0.10,   7.32,  99.90,   7.32,   0.10,  (max)
05/23 05Z,  -0.10,   7.06,  99.90,   7.06,   0.10,
05/23 06Z,  -0.10,   6.11,  99.90,   6.11,   0.10,
05/23 07Z,  -0.10,   4.67,  99.90,   4.67,   0.10,
05/23 08Z,   0.00,   3.09,  99.90,   3.19,   0.10,
05/23 09Z,   0.00,   1.71,  99.90,   1.81,   0.10,
05/23 10Z,   0.00,   0.84,  99.90,   0.94,   0.10,
05/23 11Z,   0.00,   0.68,  99.90,   0.78,   0.10,  (min)
05/23 12Z,   0.00,   1.24,  99.90,   1.34,   0.10,
05/23 13Z,   0.00,   2.29,  99.90,   2.39,   0.10,
05/23 14Z,   0.00,   3.55,  99.90,   3.65,   0.10,
05/23 15Z,   0.00,   4.70,  99.90,   4.80,   0.10,
05/23 16Z,  -0.10,   5.49,  99.90,   5.49,   0.10,
05/23 17Z,  -0.10,   5.68,  99.90,   5.68,   0.10,  (max)
05/23 18Z,   0.00,   5.23,  99.90,   5.33,   0.10,
05/23 19Z,   0.00,   4.28,  99.90,   4.38,   0.10,
05/23 20Z,  -0.10,   3.14,  99.90,   3.14,   0.10,
05/23 21Z,  -0.10,   2.11,  99.90,   2.11,   0.10,
05/23 22Z,  -0.10,   1.51,  99.90,   1.51,   0.10,  (min)
05/23 23Z,   0.00,   1.58,  99.90,   1.68,   0.10,
05/24 00Z,   0.00,   2.36,  99.90,   2.46,   0.10,