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 : 10/12/2026 15:22:46 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/11 00Z,   0.80,  -8.39,  -7.78,  99.90,  -0.19,
10/11 01Z,   0.90,  -9.70,  -9.14,  99.90,  -0.34,
10/11 02Z,   0.90, -10.08,  -9.52,  99.90,  -0.34,  (min)
10/11 03Z,   0.80,  -9.49,  -8.96,  99.90,  -0.27,
10/11 04Z,   0.80,  -8.14,  -7.53,  99.90,  -0.19,
10/11 05Z,   0.80,  -6.41,  -5.80,  99.90,  -0.19,
10/11 06Z,   0.70,  -4.69,  -4.14,  99.90,  -0.15,
10/11 07Z,   0.70,  -3.37,  -2.87,  99.90,  -0.20,
10/11 08Z,   0.70,  -2.77,  -2.13,  99.90,  -0.06,  (max)
10/11 09Z,   0.70,  -3.02,  -2.33,  99.90,  -0.01,
10/11 10Z,   0.70,  -3.99,  -3.37,  99.90,  -0.08,
10/11 11Z,   0.80,  -5.40,  -4.78,  99.90,  -0.18,
10/11 12Z,   0.80,  -6.82,  -6.20,  99.90,  -0.18,
10/11 13Z,   0.80,  -7.84,  -7.19,  99.90,  -0.15,
10/11 14Z,   0.80,  -8.12,  -7.57,  99.90,  -0.25,  (min)
10/11 15Z,   0.80,  -7.55,  -7.01,  99.90,  -0.26,
10/11 16Z,   0.80,  -6.30,  -5.75,  99.90,  -0.25,
10/11 17Z,   0.80,  -4.69,  -4.22,  99.90,  -0.33,
10/11 18Z,   0.80,  -3.13,  -2.73,  99.90,  -0.40,
10/11 19Z,   0.80,  -1.98,  -1.52,  99.90,  -0.34,
10/11 20Z,   0.80,  -1.56,  -1.06,  99.90,  -0.30,  (max)
10/11 21Z,   0.70,  -2.07,  -1.67,  99.90,  -0.30,
10/11 22Z,   0.80,  -3.43,  -3.12,  99.90,  -0.49,
10/11 23Z,   0.90,  -5.35,  -4.90,  99.90,  -0.45,
10/12 00Z,   0.70,  -7.42,  -6.93,  99.90,  -0.21,
10/12 01Z,   0.70,  -9.17,  -8.69,  99.90,  -0.22,
10/12 02Z,   0.70, -10.17,  -9.70,  99.90,  -0.23,
10/12 03Z,   0.60, -10.19,  -9.78,  99.90,  -0.19,  (min)
10/12 04Z,   0.60,  -9.29,  -8.89,  99.90,  -0.20,
10/12 05Z,   0.50,  -7.77,  -7.41,  99.90,  -0.14,
10/12 06Z,   0.50,  -6.02,  -5.67,  99.90,  -0.15,
10/12 07Z,   0.40,  -4.41,  -4.16,  99.90,  -0.15,
10/12 08Z,   0.40,  -3.30,  -3.05,  99.90,  -0.15,
10/12 09Z,   0.40,  -2.94,  -2.66,  99.90,  -0.12,  (max)
10/12 10Z,   0.40,  -3.37,  -3.05,  99.90,  -0.08,
10/12 11Z,   0.40,  -4.39,  -4.12,  99.90,  -0.13,
10/12 12Z,   0.40,  -5.68,  -5.38,  99.90,  -0.10,
10/12 13Z,   0.40,  -6.85,  -6.54,  99.90,  -0.09,
10/12 14Z,   0.50,  -7.51,  -7.23,  99.90,  -0.22,  (min)
10/12 15Z,   0.40,  -7.43,  -7.18,  99.90,  -0.15,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/12 16Z,   0.40,  -6.60,  99.90,  -6.35,  -0.15,
10/12 17Z,   0.40,  -5.26,  99.90,  -5.02,  -0.16,
10/12 18Z,   0.40,  -3.76,  99.90,  -3.53,  -0.17,
10/12 19Z,   0.40,  -2.48,  99.90,  -2.25,  -0.17,
10/12 20Z,   0.40,  -1.73,  99.90,  -1.51,  -0.18,
10/12 21Z,   0.50,  -1.77,  99.90,  -1.45,  -0.19,  (max)
10/12 22Z,   0.40,  -2.68,  99.90,  -2.47,  -0.19,
10/12 23Z,   0.50,  -4.30,  99.90,  -4.00,  -0.20,
10/13 00Z,   0.60,  -6.29,  99.90,  -5.90,  -0.21,
10/13 01Z,   0.50,  -8.22,  99.90,  -7.94,  -0.21,
10/13 02Z,   0.50,  -9.67,  99.90,  -9.39,  -0.22,
10/13 03Z,   0.40, -10.29,  99.90, -10.11,  -0.22,  (min)
10/13 04Z,   0.40,  -9.96,  99.90,  -9.79,  -0.22,
10/13 05Z,   0.40,  -8.84,  99.90,  -8.67,  -0.22,
10/13 06Z,   0.40,  -7.27,  99.90,  -7.09,  -0.22,
10/13 07Z,   0.40,  -5.61,  99.90,  -5.43,  -0.22,
10/13 08Z,   0.40,  -4.21,  99.90,  -4.04,  -0.22,
10/13 09Z,   0.40,  -3.36,  99.90,  -3.19,  -0.22,
10/13 10Z,   0.40,  -3.23,  99.90,  -3.06,  -0.22,  (max)
10/13 11Z,   0.40,  -3.78,  99.90,  -3.60,  -0.22,
10/13 12Z,   0.40,  -4.77,  99.90,  -4.60,  -0.22,
10/13 13Z,   0.50,  -5.87,  99.90,  -5.59,  -0.22,
10/13 14Z,   0.50,  -6.72,  99.90,  -6.45,  -0.22,
10/13 15Z,   0.40,  -7.03,  99.90,  -6.86,  -0.22,  (min)
10/13 16Z,   0.30,  -6.66,  99.90,  -6.59,  -0.22,
10/13 17Z,   0.40,  -5.69,  99.90,  -5.51,  -0.22,
10/13 18Z,   0.40,  -4.39,  99.90,  -4.21,  -0.22,
10/13 19Z,   0.30,  -3.12,  99.90,  -3.05,  -0.22,
10/13 20Z,   0.30,  -2.19,  99.90,  -2.11,  -0.22,
10/13 21Z,   0.40,  -1.85,  99.90,  -1.67,  -0.22,  (max)
10/13 22Z,   0.40,  -2.28,  99.90,  -2.10,  -0.22,
10/13 23Z,   0.40,  -3.46,  99.90,  -3.29,  -0.22,
10/14 00Z,   0.40,  -5.19,  99.90,  -5.02,  -0.22,
10/14 01Z,   0.40,  -7.09,  99.90,  -6.91,  -0.22,
10/14 02Z,   0.40,  -8.75,  99.90,  -8.58,  -0.22,
10/14 03Z,   0.40,  -9.83,  99.90,  -9.66,  -0.22,
10/14 04Z,   0.40, -10.09,  99.90,  -9.91,  -0.22,  (min)
10/14 05Z,   0.20,  -9.50,  99.90,  -9.52,  -0.22,
10/14 06Z,   0.30,  -8.27,  99.90,  -8.20,  -0.22,
10/14 07Z,   0.30,  -6.76,  99.90,  -6.69,  -0.22,
10/14 08Z,   0.30,  -5.30,  99.90,  -5.22,  -0.22,
10/14 09Z,   0.30,  -4.16,  99.90,  -4.08,  -0.22,
10/14 10Z,   0.40,  -3.56,  99.90,  -3.38,  -0.22,  (max)
10/14 11Z,   0.30,  -3.60,  99.90,  -3.53,  -0.22,
10/14 12Z,   0.30,  -4.19,  99.90,  -4.12,  -0.22,
10/14 13Z,   0.30,  -5.07,  99.90,  -4.99,  -0.22,
10/14 14Z,   0.40,  -5.91,  99.90,  -5.74,  -0.22,
10/14 15Z,   0.30,  -6.46,  99.90,  -6.38,  -0.22,
10/14 16Z,   0.30,  -6.48,  99.90,  -6.41,  -0.22,  (min)
10/14 17Z,   0.30,  -5.93,  99.90,  -5.85,  -0.22,
10/14 18Z,   0.30,  -4.93,  99.90,  -4.86,  -0.22,
10/14 19Z,   0.30,  -3.80,  99.90,  -3.72,  -0.22,
10/14 20Z,   0.40,  -2.81,  99.90,  -2.64,  -0.22,
10/14 21Z,   0.40,  -2.23,  99.90,  -2.06,  -0.22,  (max)
10/14 22Z,   0.40,  -2.24,  99.90,  -2.07,  -0.22,
10/14 23Z,   0.40,  -2.94,  99.90,  -2.77,  -0.22,
10/15 00Z,   0.50,  -4.26,  99.90,  -3.99,  -0.22,
10/15 01Z,   0.50,  -5.94,  99.90,  -5.66,  -0.22,
10/15 02Z,   0.40,  -7.62,  99.90,  -7.44,  -0.22,
10/15 03Z,   0.40,  -8.96,  99.90,  -8.79,  -0.22,
10/15 04Z,   0.40,  -9.69,  99.90,  -9.52,  -0.22,
10/15 05Z,   0.20,  -9.67,  99.90,  -9.69,  -0.22,  (min)
10/15 06Z,   0.40,  -8.94,  99.90,  -8.76,  -0.22,
10/15 07Z,   0.30,  -7.74,  99.90,  -7.66,  -0.22,
10/15 08Z,   0.20,  -6.38,  99.90,  -6.41,  -0.22,
10/15 09Z,   0.30,  -5.15,  99.90,  -5.08,  -0.22,
10/15 10Z,   0.40,  -4.25,  99.90,  -4.08,  -0.22,
10/15 11Z,   0.40,  -3.85,  99.90,  -3.67,  -0.22,  (max)
10/15 12Z,   0.30,  -3.99,  99.90,  -3.91,  -0.22,
10/15 13Z,   0.40,  -4.53,  99.90,  -4.35,  -0.22,
10/15 14Z,   0.40,  -5.23,  99.90,  -5.05,  -0.22,
10/15 15Z,   0.40,  -5.83,  99.90,  -5.65,  -0.22,
10/15 16Z,   0.40,  -6.11,  99.90,  -5.94,  -0.22,  (min)
10/15 17Z,   0.40,  -5.95,  99.90,  -5.77,  -0.22,
10/15 18Z,   0.30,  -5.33,  99.90,  -5.26,  -0.22,
10/15 19Z,   0.40,  -4.44,  99.90,  -4.26,  -0.22,
10/15 20Z,   0.40,  -3.52,  99.90,  -3.34,  -0.22,
10/15 21Z,   0.50,  -2.82,  99.90,  -2.55,  -0.22,
10/15 22Z,   0.40,  -2.53,  99.90,  -2.35,  -0.22,  (max)
10/15 23Z,   0.40,  -2.78,  99.90,  -2.60,  -0.22,
10/16 00Z,   0.50,  -3.61,  99.90,  -3.34,  -0.22,
10/16 01Z,   0.50,  -4.92,  99.90,  -4.65,  -0.22,
10/16 02Z,   0.40,  -6.44,  99.90,  -6.27,  -0.22,
10/16 03Z,   0.40,  -7.86,  99.90,  -7.68,  -0.22,
10/16 04Z,   0.40,  -8.90,  99.90,  -8.72,  -0.22,
10/16 05Z,   0.40,  -9.37,  99.90,  -9.19,  -0.22,  (min)
10/16 06Z,   0.50,  -9.18,  99.90,  -8.91,  -0.22,
10/16 07Z,  99.90,  -8.43,  99.90,  99.90,  -0.22,
10/16 08Z,  99.90,  -7.35,  99.90,  99.90,  -0.22,
10/16 09Z,  99.90,  -6.19,  99.90,  99.90,  -0.22,
10/16 10Z,  99.90,  -5.16,  99.90,  99.90,  -0.22,
10/16 11Z,  99.90,  -4.44,  99.90,  99.90,  -0.22,
10/16 12Z,  99.90,  -4.15,  99.90,  99.90,  -0.22,