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
#Crescent City, CA : 08/19/2026 14:23:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/17 18Z,   0.30,  -4.60,  99.90,  99.90,  99.90,
08/17 19Z,   0.30,  -3.43,  99.90,  99.90,  99.90,  (min)
08/17 20Z,   0.30,  -2.10,  -2.12,  99.90,  -0.32,
08/17 21Z,   0.30,  -0.95,  -0.75,  99.90,  -0.10,
08/17 22Z,   0.40,  -0.25,   0.04,  99.90,  -0.11,  (max)
08/17 23Z,   0.40,  -0.18,   0.00,  99.90,  -0.22,
08/18 00Z,   0.40,  -0.75,  -0.66,  99.90,  -0.31,
08/18 01Z,   0.40,  -1.83,  -1.67,  99.90,  -0.24,
08/18 02Z,   0.40,  -3.18,  -2.94,  99.90,  -0.16,
08/18 03Z,   0.40,  -4.50,  -4.31,  99.90,  -0.21,
08/18 04Z,   0.40,  -5.49,  -5.20,  99.90,  -0.11,
08/18 05Z,   0.40,  -5.95,  -5.95,  99.90,  -0.40,  (min)
08/18 06Z,   0.40,  -5.81,  -5.81,  99.90,  -0.40,
08/18 07Z,   0.40,  -5.16,  -5.02,  99.90,  -0.26,
08/18 08Z,   0.40,  -4.18,  -4.09,  99.90,  -0.31,
08/18 09Z,   0.40,  -3.15,  -3.19,  99.90,  -0.44,
08/18 10Z,   0.40,  -2.32,  -2.17,  99.90,  -0.25,
08/18 11Z,   0.40,  -1.90,  -1.94,  99.90,  -0.44,
08/18 12Z,   0.30,  -1.96,  -1.87,  99.90,  -0.21,  (max)
08/18 13Z,   0.30,  -2.45,  -2.36,  99.90,  -0.21,
08/18 14Z,   0.40,  -3.21,  -3.24,  99.90,  -0.43,
08/18 15Z,   0.30,  -3.99,  -3.99,  99.90,  -0.30,
08/18 16Z,   0.30,  -4.55,  -4.54,  99.90,  -0.29,
08/18 17Z,   0.30,  -4.72,  -4.58,  99.90,  -0.16,  (min)
08/18 18Z,   0.20,  -4.40,  -4.40,  99.90,  -0.20,
08/18 19Z,   0.20,  -3.64,  -3.48,  99.90,  -0.04,
08/18 20Z,   0.20,  -2.62,  -2.47,  99.90,  -0.05,
08/18 21Z,   0.20,  -1.56,  -1.45,  99.90,  -0.09,
08/18 22Z,   0.30,  -0.73,  -0.61,  99.90,  -0.18,
08/18 23Z,   0.30,  -0.33,  -0.29,  99.90,  -0.26,  (max)
08/19 00Z,   0.30,  -0.47,  -0.34,  99.90,  -0.17,
08/19 01Z,   0.30,  -1.15,  -1.10,  99.90,  -0.25,
08/19 02Z,   0.30,  -2.23,  -2.11,  99.90,  -0.18,
08/19 03Z,   0.30,  -3.48,  -3.16,  99.90,   0.02,
08/19 04Z,   0.30,  -4.64,  -4.32,  99.90,   0.02,
08/19 05Z,   0.30,  -5.50,  -5.39,  99.90,  -0.19,
08/19 06Z,   0.30,  -5.88,  -5.64,  99.90,  -0.06,  (min)
08/19 07Z,   0.30,  -5.76,  -5.63,  99.90,  -0.17,
08/19 08Z,   0.30,  -5.21,  -4.96,  99.90,  -0.05,
08/19 09Z,   0.30,  -4.39,  -3.97,  99.90,   0.12,
08/19 10Z,   0.30,  -3.52,  -3.54,  99.90,  -0.32,
08/19 11Z,   0.40,  -2.81,  -2.83,  99.90,  -0.42,
08/19 12Z,   0.40,  -2.41,  -2.30,  99.90,  -0.29,
08/19 13Z,   0.40,  -2.38,  -2.20,  99.90,  -0.22,  (max)
08/19 14Z,   0.40,  -2.67,  -2.53,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
08/19 15Z,   0.40,  -3.15,  99.90,  -3.01,  -0.25,
08/19 16Z,   0.40,  -3.64,  99.90,  -3.49,  -0.25,
08/19 17Z,   0.40,  -3.95,  99.90,  -3.80,  -0.25,
08/19 18Z,   0.40,  -3.95,  99.90,  -3.80,  -0.25,  (min)
08/19 19Z,   0.40,  -3.60,  99.90,  -3.45,  -0.24,
08/19 20Z,   0.40,  -2.94,  99.90,  -2.79,  -0.24,
08/19 21Z,   0.40,  -2.12,  99.90,  -1.96,  -0.24,
08/19 22Z,   0.40,  -1.32,  99.90,  -1.15,  -0.24,
08/19 23Z,   0.40,  -0.74,  99.90,  -0.57,  -0.23,
08/20 00Z,   0.40,  -0.54,  99.90,  -0.37,  -0.23,  (max)
08/20 01Z,   0.40,  -0.79,  99.90,  -0.62,  -0.23,
08/20 02Z,   0.40,  -1.48,  99.90,  -1.31,  -0.23,
08/20 03Z,   0.40,  -2.48,  99.90,  -2.31,  -0.23,
08/20 04Z,   0.40,  -3.62,  99.90,  -3.44,  -0.23,
08/20 05Z,   0.40,  -4.67,  99.90,  -4.49,  -0.23,
08/20 06Z,   0.40,  -5.44,  99.90,  -5.27,  -0.23,
08/20 07Z,   0.30,  -5.82,  99.90,  -5.75,  -0.23,  (min)
08/20 08Z,   0.40,  -5.76,  99.90,  -5.59,  -0.23,
08/20 09Z,   0.50,  -5.33,  99.90,  -5.05,  -0.23,
08/20 10Z,   0.40,  -4.64,  99.90,  -4.46,  -0.23,
08/20 11Z,   0.40,  -3.87,  99.90,  -3.70,  -0.23,
08/20 12Z,   0.40,  -3.20,  99.90,  -3.03,  -0.23,
08/20 13Z,   0.50,  -2.75,  99.90,  -2.48,  -0.23,
08/20 14Z,   0.40,  -2.59,  99.90,  -2.41,  -0.23,  (max)
08/20 15Z,   0.40,  -2.68,  99.90,  -2.51,  -0.23,
08/20 16Z,   0.40,  -2.94,  99.90,  -2.76,  -0.23,
08/20 17Z,   0.40,  -3.23,  99.90,  -3.05,  -0.23,
08/20 18Z,   0.40,  -3.41,  99.90,  -3.23,  -0.23,  (min)
08/20 19Z,   0.40,  -3.37,  99.90,  -3.20,  -0.23,
08/20 20Z,   0.40,  -3.08,  99.90,  -2.90,  -0.23,
08/20 21Z,   0.30,  -2.56,  99.90,  -2.48,  -0.23,
08/20 22Z,   0.40,  -1.92,  99.90,  -1.74,  -0.23,
08/20 23Z,   0.40,  -1.30,  99.90,  -1.13,  -0.23,
08/21 00Z,   0.40,  -0.87,  99.90,  -0.70,  -0.23,
08/21 01Z,   0.40,  -0.76,  99.90,  -0.58,  -0.23,  (max)
08/21 02Z,   0.40,  -1.02,  99.90,  -0.85,  -0.23,
08/21 03Z,   0.40,  -1.67,  99.90,  -1.49,  -0.23,
08/21 04Z,   0.40,  -2.59,  99.90,  -2.42,  -0.23,
08/21 05Z,   0.40,  -3.64,  99.90,  -3.47,  -0.23,
08/21 06Z,   0.30,  -4.64,  99.90,  -4.57,  -0.23,
08/21 07Z,   0.30,  -5.42,  99.90,  -5.34,  -0.23,
08/21 08Z,   0.40,  -5.84,  99.90,  -5.67,  -0.23,
08/21 09Z,   0.40,  -5.87,  99.90,  -5.69,  -0.23,  (min)
08/21 10Z,   0.40,  -5.52,  99.90,  -5.34,  -0.23,
08/21 11Z,   0.40,  -4.90,  99.90,  -4.72,  -0.23,
08/21 12Z,   0.50,  -4.15,  99.90,  -3.88,  -0.23,
08/21 13Z,   0.50,  -3.44,  99.90,  -3.16,  -0.23,
08/21 14Z,   0.40,  -2.89,  99.90,  -2.72,  -0.23,
08/21 15Z,   0.40,  -2.58,  99.90,  -2.41,  -0.23,
08/21 16Z,   0.40,  -2.53,  99.90,  -2.35,  -0.23,  (max)
08/21 17Z,   0.40,  -2.66,  99.90,  -2.49,  -0.23,
08/21 18Z,   0.40,  -2.87,  99.90,  -2.70,  -0.23,
08/21 19Z,   0.40,  -3.04,  99.90,  -2.86,  -0.23,
08/21 20Z,   0.30,  -3.05,  99.90,  -2.98,  -0.23,  (min)
08/21 21Z,   0.40,  -2.85,  99.90,  -2.68,  -0.23,
08/21 22Z,   0.40,  -2.45,  99.90,  -2.28,  -0.23,
08/21 23Z,   0.40,  -1.92,  99.90,  -1.75,  -0.23,
08/22 00Z,   0.40,  -1.38,  99.90,  -1.21,  -0.23,
08/22 01Z,   0.40,  -0.99,  99.90,  -0.82,  -0.23,
08/22 02Z,   0.40,  -0.87,  99.90,  -0.69,  -0.23,  (max)
08/22 03Z,   0.40,  -1.10,  99.90,  -0.93,  -0.23,
08/22 04Z,   0.30,  -1.70,  99.90,  -1.63,  -0.23,
08/22 05Z,   0.40,  -2.59,  99.90,  -2.42,  -0.23,
08/22 06Z,   0.30,  -3.65,  99.90,  -3.57,  -0.23,
08/22 07Z,   0.30,  -4.68,  99.90,  -4.60,  -0.23,
08/22 08Z,   0.40,  -5.51,  99.90,  -5.34,  -0.23,
08/22 09Z,   0.40,  -6.00,  99.90,  -5.83,  -0.23,
08/22 10Z,   0.30,  -6.08,  99.90,  -6.00,  -0.23,  (min)
08/22 11Z,   0.30,  -5.75,  99.90,  -5.67,  -0.23,
08/22 12Z,   0.30,  -5.10,  99.90,  -5.02,  -0.23,
08/22 13Z,   0.30,  -4.28,  99.90,  -4.21,  -0.23,
08/22 14Z,   0.30,  -3.47,  99.90,  -3.40,  -0.23,
08/22 15Z,   0.30,  -2.81,  99.90,  -2.74,  -0.23,
08/22 16Z,   0.30,  -2.41,  99.90,  -2.34,  -0.23,
08/22 17Z,   0.30,  -2.30,  99.90,  -2.22,  -0.23,  (max)
08/22 18Z,   0.30,  -2.42,  99.90,  -2.34,  -0.23,
08/22 19Z,   0.30,  -2.67,  99.90,  -2.59,  -0.23,
08/22 20Z,   0.20,  -2.91,  99.90,  -2.93,  -0.23,
08/22 21Z,   0.30,  -3.01,  99.90,  -2.93,  -0.23,  (min)
08/22 22Z,   0.30,  -2.89,  99.90,  -2.81,  -0.23,
08/22 23Z,   0.30,  -2.53,  99.90,  -2.46,  -0.23,
08/23 00Z,   0.30,  -2.00,  99.90,  -1.93,  -0.23,
08/23 01Z,   0.30,  -1.44,  99.90,  -1.36,  -0.23,
08/23 02Z,   0.30,  -1.00,  99.90,  -0.92,  -0.23,
08/23 03Z,   0.30,  -0.83,  99.90,  -0.75,  -0.23,  (max)
08/23 04Z,   0.30,  -1.04,  99.90,  -0.96,  -0.23,
08/23 05Z,   0.30,  -1.65,  99.90,  -1.57,  -0.23,
08/23 06Z,   0.30,  -2.60,  99.90,  -2.52,  -0.23,