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, SC : 06/21/2025 23:24:10 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/20 06Z,   0.00,  -2.96,  -3.00,  99.90,  -0.04,
06/20 07Z,  -0.10,  -2.50,  -2.73,  99.90,  -0.13,  (max)
06/20 08Z,  -0.10,  -2.56,  -2.82,  99.90,  -0.16,
06/20 09Z,  -0.10,  -3.14,  -3.34,  99.90,  -0.10,
06/20 10Z,  -0.10,  -4.19,  -4.50,  99.90,  -0.21,
06/20 11Z,  -0.10,  -5.51,  -5.83,  99.90,  -0.22,
06/20 12Z,  -0.10,  -6.78,  -7.04,  99.90,  -0.16,
06/20 13Z,  -0.10,  -7.65,  -7.77,  99.90,  -0.02,
06/20 14Z,  -0.10,  -7.86,  -7.86,  99.90,   0.10,  (min)
06/20 15Z,   0.00,  -7.27,  -7.02,  99.90,   0.25,
06/20 16Z,   0.00,  -5.98,  -5.60,  99.90,   0.38,
06/20 17Z,   0.00,  -4.38,  -4.03,  99.90,   0.35,
06/20 18Z,   0.10,  -2.96,  -2.75,  99.90,   0.11,
06/20 19Z,   0.20,  -2.02,  -1.94,  99.90,  -0.12,
06/20 20Z,   0.20,  -1.68,  -1.63,  99.90,  -0.15,  (max)
06/20 21Z,   0.20,  -1.92,  -1.92,  99.90,  -0.20,
06/20 22Z,   0.20,  -2.69,  -2.73,  99.90,  -0.24,
06/20 23Z,   0.20,  -3.85,  -3.87,  99.90,  -0.22,
06/21 00Z,   0.30,  -5.15,  -5.17,  99.90,  -0.32,
06/21 01Z,   0.30,  -6.30,  -6.35,  99.90,  -0.35,
06/21 02Z,   0.30,  -7.02,  -6.90,  99.90,  -0.18,  (min)
06/21 03Z,   0.30,  -7.09,  -6.71,  99.90,   0.08,
06/21 04Z,   0.30,  -6.45,  -6.02,  99.90,   0.13,
06/21 05Z,   0.20,  -5.30,  -4.87,  99.90,   0.23,
06/21 06Z,   0.20,  -4.06,  -3.70,  99.90,   0.16,
06/21 07Z,   0.20,  -3.10,  -2.81,  99.90,   0.09,
06/21 08Z,   0.20,  -2.62,  -2.37,  99.90,   0.05,  (max)
06/21 09Z,   0.20,  -2.67,  -2.41,  99.90,   0.06,
06/21 10Z,   0.30,  -3.26,  -3.10,  99.90,  -0.14,
06/21 11Z,   0.30,  -4.33,  -4.07,  99.90,  -0.04,
06/21 12Z,   0.20,  -5.66,  -5.57,  99.90,  -0.11,
06/21 13Z,   0.30,  -6.94,  -6.93,  99.90,  -0.29,
06/21 14Z,   0.30,  -7.82,  -7.69,  99.90,  -0.17,
06/21 15Z,   0.30,  -8.00,  -7.80,  99.90,  -0.10,  (min)
06/21 16Z,   0.30,  -7.33,  -6.77,  99.90,   0.26,
06/21 17Z,   0.30,  -5.93,  -5.21,  99.90,   0.42,
06/21 18Z,   0.40,  -4.23,  -3.49,  99.90,   0.34,
06/21 19Z,   0.40,  -2.72,  -2.25,  99.90,   0.07,
06/21 20Z,   0.40,  -1.74,  -1.47,  99.90,  -0.13,
06/21 21Z,   0.40,  -1.37,  -1.23,  99.90,  -0.26,  (max)
06/21 22Z,   0.40,  -1.61,  -1.46,  99.90,  -0.25,
06/21 23Z,   0.40,  -2.42,  -2.40,  99.90,  -0.38,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/22 00Z,   0.40,  -3.65,  99.90,  -3.60,  -0.36,
06/22 01Z,   0.40,  -5.05,  99.90,  -4.98,  -0.33,
06/22 02Z,   0.40,  -6.32,  99.90,  -6.23,  -0.31,
06/22 03Z,   0.30,  -7.15,  99.90,  -7.13,  -0.28,
06/22 04Z,   0.30,  -7.29,  99.90,  -7.25,  -0.25,  (min)
06/22 05Z,   0.30,  -6.66,  99.90,  -6.59,  -0.23,
06/22 06Z,   0.30,  -5.48,  99.90,  -5.38,  -0.20,
06/22 07Z,   0.30,  -4.19,  99.90,  -4.07,  -0.18,
06/22 08Z,   0.40,  -3.19,  99.90,  -2.94,  -0.15,
06/22 09Z,   0.40,  -2.68,  99.90,  -2.40,  -0.13,  (max)
06/22 10Z,   0.30,  -2.71,  99.90,  -2.51,  -0.10,
06/22 11Z,   0.20,  -3.31,  99.90,  -3.18,  -0.07,
06/22 12Z,   0.20,  -4.40,  99.90,  -4.27,  -0.07,
06/22 13Z,   0.20,  -5.76,  99.90,  -5.64,  -0.07,
06/22 14Z,   0.20,  -7.07,  99.90,  -6.94,  -0.07,
06/22 15Z,   0.20,  -7.96,  99.90,  -7.83,  -0.07,
06/22 16Z,   0.20,  -8.11,  99.90,  -7.98,  -0.07,  (min)
06/22 17Z,   0.30,  -7.36,  99.90,  -7.14,  -0.07,
06/22 18Z,   0.20,  -5.86,  99.90,  -5.74,  -0.07,
06/22 19Z,   0.20,  -4.08,  99.90,  -3.95,  -0.07,
06/22 20Z,   0.20,  -2.52,  99.90,  -2.39,  -0.07,
06/22 21Z,   0.30,  -1.50,  99.90,  -1.27,  -0.07,
06/22 22Z,   0.30,  -1.12,  99.90,  -0.89,  -0.07,  (max)
06/22 23Z,   0.30,  -1.37,  99.90,  -1.14,  -0.07,
06/23 00Z,   0.40,  -2.22,  99.90,  -1.89,  -0.07,
06/23 01Z,   0.30,  -3.52,  99.90,  -3.29,  -0.07,
06/23 02Z,   0.30,  -5.02,  99.90,  -4.79,  -0.07,
06/23 03Z,   0.20,  -6.40,  99.90,  -6.28,  -0.07,
06/23 04Z,   0.20,  -7.32,  99.90,  -7.19,  -0.07,
06/23 05Z,   0.20,  -7.48,  99.90,  -7.36,  -0.07,  (min)
06/23 06Z,   0.20,  -6.82,  99.90,  -6.69,  -0.07,
06/23 07Z,   0.30,  -5.58,  99.90,  -5.36,  -0.07,
06/23 08Z,   0.30,  -4.25,  99.90,  -4.03,  -0.07,
06/23 09Z,   0.30,  -3.23,  99.90,  -3.00,  -0.07,
06/23 10Z,   0.30,  -2.69,  99.90,  -2.46,  -0.07,  (max)
06/23 11Z,   0.20,  -2.71,  99.90,  -2.59,  -0.07,
06/23 12Z,   0.20,  -3.32,  99.90,  -3.20,  -0.07,
06/23 13Z,   0.20,  -4.44,  99.90,  -4.31,  -0.07,
06/23 14Z,   0.20,  -5.83,  99.90,  -5.71,  -0.07,
06/23 15Z,   0.20,  -7.17,  99.90,  -7.05,  -0.07,
06/23 16Z,   0.10,  -8.07,  99.90,  -8.05,  -0.07,
06/23 17Z,   0.20,  -8.19,  99.90,  -8.06,  -0.07,  (min)
06/23 18Z,   0.30,  -7.35,  99.90,  -7.13,  -0.07,
06/23 19Z,   0.30,  -5.77,  99.90,  -5.55,  -0.07,
06/23 20Z,   0.30,  -3.93,  99.90,  -3.71,  -0.07,
06/23 21Z,   0.30,  -2.36,  99.90,  -2.13,  -0.07,
06/23 22Z,   0.30,  -1.34,  99.90,  -1.11,  -0.07,
06/23 23Z,   0.30,  -0.96,  99.90,  -0.73,  -0.07,  (max)
06/24 00Z,   0.30,  -1.24,  99.90,  -1.01,  -0.07,
06/24 01Z,   0.30,  -2.13,  99.90,  -1.90,  -0.07,
06/24 02Z,   0.30,  -3.50,  99.90,  -3.27,  -0.07,
06/24 03Z,   0.20,  -5.08,  99.90,  -4.96,  -0.07,
06/24 04Z,   0.20,  -6.54,  99.90,  -6.41,  -0.07,
06/24 05Z,   0.20,  -7.49,  99.90,  -7.36,  -0.07,
06/24 06Z,   0.20,  -7.62,  99.90,  -7.49,  -0.07,  (min)
06/24 07Z,   0.20,  -6.89,  99.90,  -6.76,  -0.07,
06/24 08Z,   0.20,  -5.60,  99.90,  -5.47,  -0.07,
06/24 09Z,   0.20,  -4.24,  99.90,  -4.12,  -0.07,
06/24 10Z,   0.20,  -3.21,  99.90,  -3.08,  -0.07,
06/24 11Z,   0.20,  -2.67,  99.90,  -2.54,  -0.07,  (max)
06/24 12Z,   0.10,  -2.69,  99.90,  -2.67,  -0.07,
06/24 13Z,   0.10,  -3.32,  99.90,  -3.29,  -0.07,
06/24 14Z,   0.10,  -4.47,  99.90,  -4.44,  -0.07,
06/24 15Z,   0.10,  -5.90,  99.90,  -5.87,  -0.07,
06/24 16Z,   0.10,  -7.26,  99.90,  -7.23,  -0.07,
06/24 17Z,   0.20,  -8.14,  99.90,  -8.01,  -0.07,  (min)
06/24 18Z,   0.30,  -8.19,  99.90,  -7.97,  -0.07,
06/24 19Z,   0.30,  -7.28,  99.90,  -7.05,  -0.07,
06/24 20Z,   0.30,  -5.64,  99.90,  -5.41,  -0.07,
06/24 21Z,   0.30,  -3.79,  99.90,  -3.56,  -0.07,
06/24 22Z,   0.30,  -2.24,  99.90,  -2.02,  -0.07,
06/24 23Z,   0.30,  -1.26,  99.90,  -1.03,  -0.07,
06/25 00Z,   0.30,  -0.91,  99.90,  -0.68,  -0.07,  (max)
06/25 01Z,   0.30,  -1.22,  99.90,  -0.99,  -0.07,
06/25 02Z,   0.30,  -2.17,  99.90,  -1.94,  -0.07,
06/25 03Z,   0.30,  -3.59,  99.90,  -3.37,  -0.07,
06/25 04Z,   0.30,  -5.23,  99.90,  -5.00,  -0.07,
06/25 05Z,   0.30,  -6.70,  99.90,  -6.47,  -0.07,
06/25 06Z,   0.30,  -7.61,  99.90,  -7.39,  -0.07,
06/25 07Z,   0.30,  -7.67,  99.90,  -7.44,  -0.07,  (min)
06/25 08Z,   0.30,  -6.85,  99.90,  -6.63,  -0.07,
06/25 09Z,   0.30,  -5.52,  99.90,  -5.30,  -0.07,
06/25 10Z,   0.40,  -4.17,  99.90,  -3.85,  -0.07,
06/25 11Z,   0.40,  -3.15,  99.90,  -2.83,  -0.07,
06/25 12Z,   0.40,  -2.63,  99.90,  -2.30,  -0.07,  (max)
06/25 13Z,   0.30,  -2.68,  99.90,  -2.45,  -0.07,
06/25 14Z,   0.40,  -3.33,  99.90,  -3.01,  -0.07,
06/25 15Z,   0.40,  -4.51,  99.90,  -4.19,  -0.07,
06/25 16Z,   0.40,  -5.96,  99.90,  -5.63,  -0.07,
06/25 17Z,   0.40,  -7.31,  99.90,  -6.98,  -0.07,
06/25 18Z,   0.40,  -8.14,  99.90,  -7.81,  -0.07,