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
#Arena Cove, CA : 10/16/2026 13:23:20 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 18Z,   0.90,  -3.17,  99.90,  99.90,  99.90,
10/14 19Z,   0.80,  -2.58,  99.90,  99.90,  99.90,
10/14 20Z,   0.90,  -2.29,  99.90,  99.90,  99.90,
10/14 21Z,   0.90,  -2.43,  99.90,  99.90,  99.90,
10/14 22Z,   0.90,  -3.03,  99.90,  99.90,  99.90,
10/14 23Z,   0.90,  -3.99,  99.90,  99.90,  99.90,
10/15 00Z,   0.80,  -5.17,  99.90,  99.90,  99.90,
10/15 01Z,   0.90,  -6.34,  99.90,  99.90,  99.90,  (max)
10/15 02Z,   0.90,  -7.28,  -6.38,  99.90,  -0.00,
10/15 03Z,   0.90,  -7.83,  -6.94,  99.90,  -0.01,
10/15 04Z,   0.80,  -7.89,  -7.00,  99.90,   0.09,  (min)
10/15 05Z,   0.90,  -7.50,  -6.59,  99.90,   0.01,
10/15 06Z,   0.90,  -6.76,  -5.90,  99.90,  -0.04,
10/15 07Z,   0.80,  -5.85,  -5.04,  99.90,   0.01,
10/15 08Z,   0.90,  -4.97,  -4.12,  99.90,  -0.05,
10/15 09Z,   0.90,  -4.30,  -3.51,  99.90,  -0.11,
10/15 10Z,   0.90,  -3.92,  -3.11,  99.90,  -0.09,
10/15 11Z,   0.80,  -3.85,  -3.05,  99.90,   0.00,  (max)
10/15 12Z,   0.90,  -4.03,  -3.23,  99.90,  -0.10,
10/15 13Z,   0.90,  -4.33,  -3.44,  99.90,  -0.01,
10/15 14Z,   0.90,  -4.59,  -3.71,  99.90,  -0.02,
10/15 15Z,   0.90,  -4.69,  -3.73,  99.90,   0.06,  (min)
10/15 16Z,   0.90,  -4.54,  -3.55,  99.90,   0.09,
10/15 17Z,   0.90,  -4.15,  -3.17,  99.90,   0.08,
10/15 18Z,   0.90,  -3.62,  -2.64,  99.90,   0.08,
10/15 19Z,   0.90,  -3.07,  -2.09,  99.90,   0.08,
10/15 20Z,   0.90,  -2.67,  -1.72,  99.90,   0.05,
10/15 21Z,   0.90,  -2.56,  -1.63,  99.90,   0.03,  (max)
10/15 22Z,   0.90,  -2.82,  -1.92,  99.90,   0.00,
10/15 23Z,   0.90,  -3.46,  -2.61,  99.90,  -0.05,
10/16 00Z,   0.90,  -4.38,  -3.42,  99.90,   0.06,
10/16 01Z,   1.00,  -5.43,  -4.53,  99.90,  -0.10,
10/16 02Z,   1.00,  -6.44,  -5.54,  99.90,  -0.10,
10/16 03Z,   0.90,  -7.21,  -6.26,  99.90,   0.05,
10/16 04Z,   0.90,  -7.63,  -6.69,  99.90,   0.04,  (min)
10/16 05Z,   1.00,  -7.63,  -6.66,  99.90,  -0.03,
10/16 06Z,   0.90,  -7.24,  -6.26,  99.90,   0.08,
10/16 07Z,   0.90,  -6.56,  -5.56,  99.90,   0.10,
10/16 08Z,   0.90,  -5.76,  -4.81,  99.90,   0.05,
10/16 09Z,   0.90,  -4.99,  -4.06,  99.90,   0.03,
10/16 10Z,   0.90,  -4.40,  -3.44,  99.90,   0.06,
10/16 11Z,   0.90,  -4.05,  -3.12,  99.90,   0.03,
10/16 12Z,   0.90,  -3.95,  -3.03,  99.90,   0.02,  (max)
10/16 13Z,   1.00,  -4.06,  -3.11,  99.90,  -0.05,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/16 14Z,   1.00,  -4.26,  99.90,  -3.31,  -0.05,
10/16 15Z,   0.90,  -4.42,  99.90,  -3.57,  -0.05,
10/16 16Z,   0.90,  -4.46,  99.90,  -3.61,  -0.05,  (min)
10/16 17Z,   1.00,  -4.31,  99.90,  -3.36,  -0.05,
10/16 18Z,   0.90,  -3.99,  99.90,  -3.14,  -0.05,
10/16 19Z,   0.90,  -3.57,  99.90,  -2.71,  -0.04,
10/16 20Z,   0.90,  -3.16,  99.90,  -2.30,  -0.04,
10/16 21Z,   0.90,  -2.89,  99.90,  -2.03,  -0.04,
10/16 22Z,   0.90,  -2.87,  99.90,  -2.01,  -0.04,  (max)
10/16 23Z,   0.90,  -3.16,  99.90,  -2.30,  -0.04,
10/17 00Z,   1.00,  -3.76,  99.90,  -2.80,  -0.04,
10/17 01Z,   0.90,  -4.59,  99.90,  -3.73,  -0.04,
10/17 02Z,   0.90,  -5.52,  99.90,  -4.66,  -0.04,
10/17 03Z,   0.90,  -6.40,  99.90,  -5.53,  -0.04,
10/17 04Z,   1.00,  -7.06,  99.90,  -6.10,  -0.04,
10/17 05Z,   0.90,  -7.41,  99.90,  -6.55,  -0.04,  (min)
10/17 06Z,   0.90,  -7.40,  99.90,  -6.54,  -0.04,
10/17 07Z,   0.90,  -7.05,  99.90,  -6.19,  -0.04,
10/17 08Z,   0.90,  -6.45,  99.90,  -5.59,  -0.04,
10/17 09Z,   0.90,  -5.72,  99.90,  -4.86,  -0.04,
10/17 10Z,   0.90,  -5.01,  99.90,  -4.15,  -0.04,
10/17 11Z,   0.90,  -4.44,  99.90,  -3.58,  -0.04,
10/17 12Z,   0.90,  -4.08,  99.90,  -3.22,  -0.04,
10/17 13Z,   0.90,  -3.95,  99.90,  -3.08,  -0.04,  (max)
10/17 14Z,   0.90,  -4.00,  99.90,  -3.14,  -0.04,
10/17 15Z,   0.90,  -4.15,  99.90,  -3.28,  -0.04,
10/17 16Z,   0.90,  -4.29,  99.90,  -3.43,  -0.04,
10/17 17Z,   0.90,  -4.35,  99.90,  -3.48,  -0.04,  (min)
10/17 18Z,   0.90,  -4.25,  99.90,  -3.39,  -0.04,
10/17 19Z,   0.90,  -4.02,  99.90,  -3.16,  -0.04,
10/17 20Z,   0.90,  -3.69,  99.90,  -2.83,  -0.04,
10/17 21Z,   0.90,  -3.36,  99.90,  -2.50,  -0.04,
10/17 22Z,   0.90,  -3.14,  99.90,  -2.28,  -0.04,
10/17 23Z,   0.90,  -3.13,  99.90,  -2.27,  -0.04,  (max)
10/18 00Z,   0.90,  -3.39,  99.90,  -2.53,  -0.04,
10/18 01Z,   0.90,  -3.92,  99.90,  -3.06,  -0.04,
10/18 02Z,   0.90,  -4.66,  99.90,  -3.79,  -0.04,
10/18 03Z,   0.90,  -5.49,  99.90,  -4.63,  -0.04,
10/18 04Z,   0.90,  -6.29,  99.90,  -5.43,  -0.04,
10/18 05Z,   0.90,  -6.92,  99.90,  -6.06,  -0.04,
10/18 06Z,   0.90,  -7.26,  99.90,  -6.40,  -0.04,
10/18 07Z,   0.90,  -7.26,  99.90,  -6.40,  -0.04,  (min)
10/18 08Z,   0.90,  -6.94,  99.90,  -6.08,  -0.04,
10/18 09Z,   0.90,  -6.37,  99.90,  -5.51,  -0.04,
10/18 10Z,   0.90,  -5.66,  99.90,  -4.80,  -0.04,
10/18 11Z,   0.90,  -4.95,  99.90,  -4.09,  -0.04,
10/18 12Z,   0.90,  -4.36,  99.90,  -3.50,  -0.04,
10/18 13Z,   0.90,  -3.98,  99.90,  -3.12,  -0.04,
10/18 14Z,   0.90,  -3.83,  99.90,  -2.97,  -0.04,  (max)
10/18 15Z,   0.90,  -3.88,  99.90,  -3.02,  -0.04,
10/18 16Z,   0.90,  -4.06,  99.90,  -3.20,  -0.04,
10/18 17Z,   0.90,  -4.26,  99.90,  -3.40,  -0.04,
10/18 18Z,   0.90,  -4.39,  99.90,  -3.53,  -0.04,  (min)
10/18 19Z,   0.90,  -4.38,  99.90,  -3.52,  -0.04,
10/18 20Z,   0.90,  -4.21,  99.90,  -3.35,  -0.04,
10/18 21Z,   0.90,  -3.93,  99.90,  -3.07,  -0.04,
10/18 22Z,   0.90,  -3.61,  99.90,  -2.75,  -0.04,
10/18 23Z,   0.90,  -3.37,  99.90,  -2.51,  -0.04,
10/19 00Z,   1.00,  -3.31,  99.90,  -2.35,  -0.04,  (max)
10/19 01Z,   0.90,  -3.50,  99.90,  -2.63,  -0.04,
10/19 02Z,   0.90,  -3.95,  99.90,  -3.09,  -0.04,
10/19 03Z,   1.00,  -4.63,  99.90,  -3.67,  -0.04,
10/19 04Z,   0.90,  -5.43,  99.90,  -4.57,  -0.04,
10/19 05Z,   0.90,  -6.22,  99.90,  -5.36,  -0.04,
10/19 06Z,   0.90,  -6.85,  99.90,  -5.99,  -0.04,
10/19 07Z,   1.00,  -7.19,  99.90,  -6.23,  -0.04,
10/19 08Z,   0.90,  -7.20,  99.90,  -6.34,  -0.04,  (min)
10/19 09Z,   0.90,  -6.86,  99.90,  -6.00,  -0.04,
10/19 10Z,   1.00,  -6.25,  99.90,  -5.29,  -0.04,
10/19 11Z,   1.00,  -5.49,  99.90,  -4.53,  -0.04,
10/19 12Z,   1.00,  -4.74,  99.90,  -3.78,  -0.04,
10/19 13Z,   1.00,  -4.12,  99.90,  -3.16,  -0.04,
10/19 14Z,   1.00,  -3.75,  99.90,  -2.79,  -0.04,
10/19 15Z,   1.00,  -3.64,  99.90,  -2.68,  -0.04,  (max)
10/19 16Z,   1.00,  -3.77,  99.90,  -2.81,  -0.04,
10/19 17Z,   1.00,  -4.06,  99.90,  -3.10,  -0.04,
10/19 18Z,   1.00,  -4.38,  99.90,  -3.42,  -0.04,
10/19 19Z,   1.00,  -4.61,  99.90,  -3.65,  -0.04,
10/19 20Z,   1.00,  -4.68,  99.90,  -3.72,  -0.04,  (min)
10/19 21Z,   1.00,  -4.54,  99.90,  -3.58,  -0.04,
10/19 22Z,   1.00,  -4.23,  99.90,  -3.27,  -0.04,
10/19 23Z,   1.00,  -3.85,  99.90,  -2.89,  -0.04,
10/20 00Z,   1.10,  -3.53,  99.90,  -2.47,  -0.04,
10/20 01Z,   1.10,  -3.38,  99.90,  -2.32,  -0.04,  (max)
10/20 02Z,   1.10,  -3.50,  99.90,  -2.44,  -0.04,
10/20 03Z,   1.10,  -3.92,  99.90,  -2.85,  -0.04,
10/20 04Z,   1.10,  -4.59,  99.90,  -3.53,  -0.04,
10/20 05Z,   1.10,  -5.41,  99.90,  -4.35,  -0.04,
10/20 06Z,   1.10,  -6.22,  99.90,  -5.16,  -0.04,