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
#North Spit, CA : 05/18/2025 17:24:10 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 00Z,   0.10,  -2.30,  -1.76,  99.90,   0.44,  (max)
05/17 01Z,   0.10,  -2.66,  -2.16,  99.90,   0.40,
05/17 02Z,   0.10,  -3.08,  -2.56,  99.90,   0.42,
05/17 03Z,   0.10,  -3.37,  -2.84,  99.90,   0.43,  (min)
05/17 04Z,   0.10,  -3.38,  -2.80,  99.90,   0.48,
05/17 05Z,   0.10,  -3.02,  -2.33,  99.90,   0.59,
05/17 06Z,   0.10,  -2.35,  -1.70,  99.90,   0.55,
05/17 07Z,   0.20,  -1.57,  -1.01,  99.90,   0.36,
05/17 08Z,   0.10,  -0.94,  -0.39,  99.90,   0.45,
05/17 09Z,   0.20,  -0.60,  -0.07,  99.90,   0.33,
05/17 10Z,   0.20,  -0.65,  -0.06,  99.90,   0.39,  (max)
05/17 11Z,   0.20,  -1.19,  -0.69,  99.90,   0.30,
05/17 12Z,   0.20,  -2.25,  -1.77,  99.90,   0.28,
05/17 13Z,   0.20,  -3.66,  -3.11,  99.90,   0.35,
05/17 14Z,   0.30,  -5.16,  -4.45,  99.90,   0.41,
05/17 15Z,   0.20,  -6.45,  -5.78,  99.90,   0.47,
05/17 16Z,   0.20,  -7.29,  -6.65,  99.90,   0.44,
05/17 17Z,   0.20,  -7.54,  -6.87,  99.90,   0.47,  (min)
05/17 18Z,   0.10,  -7.15,  -6.41,  99.90,   0.64,
05/17 19Z,   0.10,  -6.28,  -5.61,  99.90,   0.57,
05/17 20Z,   0.10,  -5.18,  -4.53,  99.90,   0.55,
05/17 21Z,   0.10,  -4.10,  -3.49,  99.90,   0.51,
05/17 22Z,   0.10,  -3.16,  -2.57,  99.90,   0.49,
05/17 23Z,   0.10,  -2.50,  -2.03,  99.90,   0.37,
05/18 00Z,   0.00,  -2.24,  -1.82,  99.90,   0.42,  (max)
05/18 01Z,   0.00,  -2.37,  -1.99,  99.90,   0.38,
05/18 02Z,   0.00,  -2.73,  -2.37,  99.90,   0.36,
05/18 03Z,   0.00,  -3.11,  -2.75,  99.90,   0.36,
05/18 04Z,   0.00,  -3.34,  -3.01,  99.90,   0.33,  (min)
05/18 05Z,   0.00,  -3.31,  -2.90,  99.90,   0.41,
05/18 06Z,   0.00,  -2.94,  -2.51,  99.90,   0.43,
05/18 07Z,   0.00,  -2.31,  -1.96,  99.90,   0.35,
05/18 08Z,   0.00,  -1.61,  -1.32,  99.90,   0.29,
05/18 09Z,   0.00,  -1.09,  -0.77,  99.90,   0.32,
05/18 10Z,   0.00,  -0.85,  -0.46,  99.90,   0.39,  (max)
05/18 11Z,   0.00,  -0.98,  -0.58,  99.90,   0.40,
05/18 12Z,  -0.10,  -1.58,  -1.28,  99.90,   0.40,
05/18 13Z,  -0.10,  -2.65,  -2.33,  99.90,   0.42,
05/18 14Z,  -0.10,  -4.02,  -3.59,  99.90,   0.53,
05/18 15Z,  -0.10,  -5.40,  -4.93,  99.90,   0.57,
05/18 16Z,  -0.10,  -6.54,  -6.07,  99.90,   0.57,
05/18 17Z,  -0.10,  -7.23,  -6.77,  99.90,   0.56,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 18Z,  -0.10,  -7.35,  99.90,  -6.89,   0.56,  (min)
05/18 19Z,  -0.10,  -6.87,  99.90,  -6.42,   0.55,
05/18 20Z,  -0.10,  -5.97,  99.90,  -5.53,   0.54,
05/18 21Z,  -0.10,  -4.90,  99.90,  -4.46,   0.54,
05/18 22Z,  -0.10,  -3.85,  99.90,  -3.42,   0.53,
05/18 23Z,  -0.10,  -2.96,  99.90,  -2.54,   0.52,
05/19 00Z,  -0.10,  -2.35,  99.90,  -1.94,   0.52,
05/19 01Z,  -0.10,  -2.15,  99.90,  -1.74,   0.51,  (max)
05/19 02Z,  -0.10,  -2.33,  99.90,  -1.92,   0.50,
05/19 03Z,  -0.10,  -2.72,  99.90,  -2.32,   0.49,
05/19 04Z,   0.00,  -3.12,  99.90,  -2.63,   0.49,
05/19 05Z,  -0.10,  -3.39,  99.90,  -3.01,   0.48,
05/19 06Z,  -0.10,  -3.40,  99.90,  -3.02,   0.48,  (min)
05/19 07Z,  -0.10,  -3.08,  99.90,  -2.70,   0.48,
05/19 08Z,   0.00,  -2.51,  99.90,  -2.03,   0.48,
05/19 09Z,   0.00,  -1.89,  99.90,  -1.41,   0.48,
05/19 10Z,   0.00,  -1.42,  99.90,  -0.94,   0.48,
05/19 11Z,   0.00,  -1.20,  99.90,  -0.72,   0.48,  (max)
05/19 12Z,   0.00,  -1.33,  99.90,  -0.85,   0.48,
05/19 13Z,   0.00,  -1.90,  99.90,  -1.42,   0.48,
05/19 14Z,   0.00,  -2.93,  99.90,  -2.45,   0.48,
05/19 15Z,   0.00,  -4.21,  99.90,  -3.73,   0.48,
05/19 16Z,  -0.10,  -5.48,  99.90,  -5.10,   0.48,
05/19 17Z,  -0.10,  -6.49,  99.90,  -6.11,   0.48,
05/19 18Z,  -0.10,  -7.08,  99.90,  -6.70,   0.48,
05/19 19Z,  -0.10,  -7.10,  99.90,  -6.72,   0.48,  (min)
05/19 20Z,  -0.10,  -6.56,  99.90,  -6.18,   0.48,
05/19 21Z,  -0.10,  -5.63,  99.90,  -5.24,   0.48,
05/19 22Z,  -0.10,  -4.54,  99.90,  -4.16,   0.48,
05/19 23Z,   0.00,  -3.50,  99.90,  -3.01,   0.48,
05/20 00Z,   0.00,  -2.61,  99.90,  -2.13,   0.48,
05/20 01Z,   0.00,  -2.05,  99.90,  -1.57,   0.48,
05/20 02Z,   0.00,  -1.92,  99.90,  -1.44,   0.48,  (max)
05/20 03Z,  -0.10,  -2.19,  99.90,  -1.81,   0.48,
05/20 04Z,   0.00,  -2.68,  99.90,  -2.20,   0.48,
05/20 05Z,   0.00,  -3.20,  99.90,  -2.72,   0.48,
05/20 06Z,  -0.10,  -3.60,  99.90,  -3.22,   0.48,
05/20 07Z,  -0.10,  -3.72,  99.90,  -3.34,   0.48,  (min)
05/20 08Z,  -0.10,  -3.50,  99.90,  -3.12,   0.48,
05/20 09Z,  -0.10,  -2.99,  99.90,  -2.61,   0.48,
05/20 10Z,  -0.10,  -2.39,  99.90,  -2.01,   0.48,
05/20 11Z,  -0.10,  -1.89,  99.90,  -1.51,   0.48,
05/20 12Z,  -0.10,  -1.60,  99.90,  -1.22,   0.48,  (max)
05/20 13Z,  -0.10,  -1.64,  99.90,  -1.26,   0.48,
05/20 14Z,   0.00,  -2.14,  99.90,  -1.65,   0.48,
05/20 15Z,  -0.10,  -3.06,  99.90,  -2.68,   0.48,
05/20 16Z,  -0.20,  -4.24,  99.90,  -3.96,   0.48,
05/20 17Z,  -0.20,  -5.40,  99.90,  -5.12,   0.48,
05/20 18Z,  -0.10,  -6.33,  99.90,  -5.95,   0.48,
05/20 19Z,  -0.10,  -6.84,  99.90,  -6.45,   0.48,  (min)
05/20 20Z,  -0.10,  -6.78,  99.90,  -6.40,   0.48,
05/20 21Z,  -0.20,  -6.17,  99.90,  -5.89,   0.48,
05/20 22Z,  -0.10,  -5.18,  99.90,  -4.80,   0.48,
05/20 23Z,  -0.10,  -4.05,  99.90,  -3.67,   0.48,
05/21 00Z,  -0.10,  -2.97,  99.90,  -2.59,   0.48,
05/21 01Z,  -0.10,  -2.09,  99.90,  -1.71,   0.48,
05/21 02Z,  -0.10,  -1.59,  99.90,  -1.21,   0.48,
05/21 03Z,  -0.10,  -1.58,  99.90,  -1.20,   0.48,  (max)
05/21 04Z,  -0.10,  -2.01,  99.90,  -1.63,   0.48,
05/21 05Z,  -0.10,  -2.70,  99.90,  -2.31,   0.48,
05/21 06Z,  -0.10,  -3.43,  99.90,  -3.05,   0.48,
05/21 07Z,  -0.10,  -4.04,  99.90,  -3.66,   0.48,
05/21 08Z,  -0.10,  -4.33,  99.90,  -3.95,   0.48,  (min)
05/21 09Z,   0.00,  -4.20,  99.90,  -3.72,   0.48,
05/21 10Z,  -0.10,  -3.71,  99.90,  -3.33,   0.48,
05/21 11Z,  -0.10,  -3.05,  99.90,  -2.67,   0.48,
05/21 12Z,   0.00,  -2.43,  99.90,  -1.95,   0.48,
05/21 13Z,   0.00,  -1.99,  99.90,  -1.51,   0.48,
05/21 14Z,   0.00,  -1.89,  99.90,  -1.40,   0.48,  (max)
05/21 15Z,   0.00,  -2.25,  99.90,  -1.77,   0.48,
05/21 16Z,  -0.10,  -3.05,  99.90,  -2.67,   0.48,
05/21 17Z,  -0.10,  -4.12,  99.90,  -3.74,   0.48,
05/21 18Z,   0.00,  -5.20,  99.90,  -4.72,   0.48,
05/21 19Z,   0.00,  -6.06,  99.90,  -5.58,   0.48,
05/21 20Z,   0.00,  -6.51,  99.90,  -6.03,   0.48,  (min)
05/21 21Z,   0.00,  -6.38,  99.90,  -5.90,   0.48,
05/21 22Z,   0.00,  -5.68,  99.90,  -5.20,   0.48,
05/21 23Z,   0.00,  -4.60,  99.90,  -4.12,   0.48,
05/22 00Z,   0.00,  -3.39,  99.90,  -2.91,   0.48,
05/22 01Z,   0.00,  -2.27,  99.90,  -1.79,   0.48,
05/22 02Z,   0.00,  -1.42,  99.90,  -0.94,   0.48,
05/22 03Z,   0.00,  -1.03,  99.90,  -0.55,   0.48,  (max)
05/22 04Z,   0.00,  -1.21,  99.90,  -0.73,   0.48,
05/22 05Z,   0.00,  -1.88,  99.90,  -1.40,   0.48,
05/22 06Z,   0.00,  -2.85,  99.90,  -2.37,   0.48,
05/22 07Z,   0.00,  -3.88,  99.90,  -3.40,   0.48,
05/22 08Z,   0.00,  -4.74,  99.90,  -4.26,   0.48,
05/22 09Z,   0.00,  -5.20,  99.90,  -4.72,   0.48,  (min)
05/22 10Z,   0.00,  -5.12,  99.90,  -4.64,   0.48,
05/22 11Z,   0.00,  -4.57,  99.90,  -4.09,   0.48,
05/22 12Z,   0.00,  -3.78,  99.90,  -3.30,   0.48,