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
#Port Townsend, WA : 05/15/2025 01:22:29 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 06Z,   0.60,  -3.52,  -3.53,  99.90,  -0.61,
05/13 07Z,   0.60,  -3.42,  -3.39,  99.90,  -0.57,  (min)
05/13 08Z,   0.60,  -3.14,  -2.99,  99.90,  -0.45,
05/13 09Z,   0.60,  -2.81,  -2.61,  99.90,  -0.40,
05/13 10Z,   0.60,  -2.52,  -2.29,  99.90,  -0.37,
05/13 11Z,   0.50,  -2.40,  -2.16,  99.90,  -0.26,  (max)
05/13 12Z,   0.40,  -2.75,  -2.46,  99.90,  -0.11,
05/13 13Z,   0.40,  -3.75,  -3.33,  99.90,   0.02,
05/13 14Z,   0.40,  -5.37,  -4.85,  99.90,   0.12,
05/13 15Z,   0.30,  -7.38,  -6.98,  99.90,   0.10,
05/13 16Z,   0.30,  -9.39,  -9.09,  99.90,   0.00,
05/13 17Z,   0.40, -10.92, -10.60,  99.90,  -0.08,
05/13 18Z,   0.30, -11.55, -11.20,  99.90,   0.05,  (min)
05/13 19Z,   0.30, -11.19, -10.92,  99.90,  -0.03,
05/13 20Z,   0.30, -10.11,  -9.99,  99.90,  -0.18,
05/13 21Z,   0.30,  -8.63,  -8.64,  99.90,  -0.31,
05/13 22Z,   0.30,  -6.94,  -7.07,  99.90,  -0.43,
05/13 23Z,   0.20,  -5.17,  -5.29,  99.90,  -0.32,
05/14 00Z,   0.30,  -3.54,  -3.68,  99.90,  -0.44,
05/14 01Z,   0.30,  -2.33,  -2.51,  99.90,  -0.48,
05/14 02Z,   0.30,  -1.68,  -2.02,  99.90,  -0.64,
05/14 03Z,   0.30,  -1.60,  -1.80,  99.90,  -0.50,  (max)
05/14 04Z,   0.30,  -1.98,  -2.06,  99.90,  -0.38,
05/14 05Z,   0.40,  -2.57,  -2.82,  99.90,  -0.65,
05/14 06Z,   0.30,  -3.04,  -3.28,  99.90,  -0.54,
05/14 07Z,   0.30,  -3.19,  -3.39,  99.90,  -0.50,  (min)
05/14 08Z,   0.20,  -3.07,  -3.20,  99.90,  -0.33,
05/14 09Z,   0.30,  -2.86,  -2.84,  99.90,  -0.28,
05/14 10Z,   0.30,  -2.66,  -2.59,  99.90,  -0.23,
05/14 11Z,   0.30,  -2.53,  -2.42,  99.90,  -0.19,  (max)
05/14 12Z,   0.20,  -2.65,  -2.55,  99.90,  -0.10,
05/14 13Z,   0.10,  -3.30,  -3.09,  99.90,   0.11,
05/14 14Z,   0.10,  -4.61,  -4.34,  99.90,   0.17,
05/14 15Z,   0.10,  -6.45,  -6.22,  99.90,   0.13,
05/14 16Z,   0.20,  -8.51,  -8.39,  99.90,  -0.08,
05/14 17Z,   0.20, -10.36, -10.22,  99.90,  -0.06,
05/14 18Z,   0.10, -11.52, -11.32,  99.90,   0.10,
05/14 19Z,   0.10, -11.71, -11.45,  99.90,   0.16,  (min)
05/14 20Z,   0.00, -10.97, -10.95,  99.90,   0.02,
05/14 21Z,   0.10,  -9.65,  -9.76,  99.90,  -0.21,
05/14 22Z,   0.10,  -8.03,  -8.34,  99.90,  -0.41,
05/14 23Z,   0.00,  -6.26,  -6.49,  99.90,  -0.23,
05/15 00Z,   0.00,  -4.48,  -4.73,  99.90,  -0.25,
05/15 01Z,   0.10,  -2.95,  -3.20,  99.90,  -0.35,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 02Z,   0.10,  -1.92,  99.90,  -2.16,  -0.34,
05/15 03Z,   0.10,  -1.48,  99.90,  -1.71,  -0.33,  (max)
05/15 04Z,   0.10,  -1.56,  99.90,  -1.78,  -0.32,
05/15 05Z,   0.10,  -2.00,  99.90,  -2.20,  -0.31,
05/15 06Z,   0.10,  -2.54,  99.90,  -2.73,  -0.29,
05/15 07Z,   0.10,  -2.91,  99.90,  -3.09,  -0.28,
05/15 08Z,   0.00,  -2.99,  99.90,  -3.26,  -0.27,  (min)
05/15 09Z,   0.10,  -2.88,  99.90,  -3.04,  -0.26,
05/15 10Z,   0.00,  -2.77,  99.90,  -3.02,  -0.25,
05/15 11Z,   0.00,  -2.70,  99.90,  -2.94,  -0.24,  (max)
05/15 12Z,   0.00,  -2.72,  99.90,  -2.95,  -0.23,
05/15 13Z,   0.10,  -3.04,  99.90,  -3.16,  -0.21,
05/15 14Z,   0.00,  -3.93,  99.90,  -4.15,  -0.21,
05/15 15Z,   0.00,  -5.46,  99.90,  -5.67,  -0.21,
05/15 16Z,   0.00,  -7.40,  99.90,  -7.61,  -0.21,
05/15 17Z,   0.00,  -9.38,  99.90,  -9.59,  -0.21,
05/15 18Z,   0.10, -10.97,  99.90, -11.08,  -0.21,
05/15 19Z,   0.00, -11.76,  99.90, -11.97,  -0.21,  (min)
05/15 20Z,   0.00, -11.58,  99.90, -11.80,  -0.21,
05/15 21Z,   0.10, -10.59,  99.90, -10.71,  -0.21,
05/15 22Z,   0.10,  -9.14,  99.90,  -9.25,  -0.21,
05/15 23Z,   0.10,  -7.47,  99.90,  -7.58,  -0.21,
05/16 00Z,   0.10,  -5.69,  99.90,  -5.80,  -0.21,
05/16 01Z,   0.10,  -3.96,  99.90,  -4.08,  -0.21,
05/16 02Z,   0.10,  -2.56,  99.90,  -2.68,  -0.21,
05/16 03Z,   0.10,  -1.72,  99.90,  -1.83,  -0.21,
05/16 04Z,   0.20,  -1.45,  99.90,  -1.47,  -0.21,  (max)
05/16 05Z,   0.10,  -1.64,  99.90,  -1.75,  -0.21,
05/16 06Z,   0.10,  -2.09,  99.90,  -2.20,  -0.21,
05/16 07Z,   0.10,  -2.56,  99.90,  -2.68,  -0.21,
05/16 08Z,   0.20,  -2.85,  99.90,  -2.87,  -0.21,
05/16 09Z,   0.10,  -2.91,  99.90,  -3.02,  -0.21,  (min)
05/16 10Z,   0.10,  -2.86,  99.90,  -2.97,  -0.21,
05/16 11Z,   0.10,  -2.84,  99.90,  -2.96,  -0.21,
05/16 12Z,   0.20,  -2.88,  99.90,  -2.89,  -0.21,  (max)
05/16 13Z,   0.20,  -3.02,  99.90,  -3.04,  -0.21,
05/16 14Z,   0.10,  -3.51,  99.90,  -3.62,  -0.21,
05/16 15Z,   0.10,  -4.57,  99.90,  -4.69,  -0.21,
05/16 16Z,   0.20,  -6.21,  99.90,  -6.22,  -0.21,
05/16 17Z,   0.20,  -8.13,  99.90,  -8.15,  -0.21,
05/16 18Z,   0.10,  -9.94,  99.90, -10.06,  -0.21,
05/16 19Z,   0.10, -11.24,  99.90, -11.36,  -0.21,
05/16 20Z,   0.10, -11.72,  99.90, -11.83,  -0.21,  (min)
05/16 21Z,   0.20, -11.28,  99.90, -11.30,  -0.21,
05/16 22Z,   0.20, -10.16,  99.90, -10.17,  -0.21,
05/16 23Z,   0.20,  -8.66,  99.90,  -8.68,  -0.21,
05/17 00Z,   0.10,  -7.00,  99.90,  -7.11,  -0.21,
05/17 01Z,   0.10,  -5.24,  99.90,  -5.36,  -0.21,
05/17 02Z,   0.20,  -3.59,  99.90,  -3.61,  -0.21,
05/17 03Z,   0.20,  -2.34,  99.90,  -2.35,  -0.21,
05/17 04Z,   0.20,  -1.66,  99.90,  -1.67,  -0.21,
05/17 05Z,   0.20,  -1.52,  99.90,  -1.53,  -0.21,  (max)
05/17 06Z,   0.20,  -1.77,  99.90,  -1.78,  -0.21,
05/17 07Z,   0.20,  -2.21,  99.90,  -2.23,  -0.21,
05/17 08Z,   0.30,  -2.65,  99.90,  -2.57,  -0.21,
05/17 09Z,   0.20,  -2.91,  99.90,  -2.92,  -0.21,
05/17 10Z,   0.20,  -2.98,  99.90,  -3.00,  -0.21,  (min)
05/17 11Z,   0.30,  -3.01,  99.90,  -2.92,  -0.21,  (max)
05/17 12Z,   0.30,  -3.07,  99.90,  -2.99,  -0.21,
05/17 13Z,   0.30,  -3.18,  99.90,  -3.09,  -0.21,
05/17 14Z,   0.30,  -3.40,  99.90,  -3.32,  -0.21,
05/17 15Z,   0.30,  -4.00,  99.90,  -3.91,  -0.21,
05/17 16Z,   0.30,  -5.16,  99.90,  -5.07,  -0.21,
05/17 17Z,   0.30,  -6.80,  99.90,  -6.72,  -0.21,
05/17 18Z,   0.30,  -8.61,  99.90,  -8.52,  -0.21,
05/17 19Z,   0.30, -10.20,  99.90, -10.12,  -0.21,
05/17 20Z,   0.30, -11.24,  99.90, -11.15,  -0.21,
05/17 21Z,   0.30, -11.47,  99.90, -11.38,  -0.21,  (min)
05/17 22Z,   0.40, -10.88,  99.90, -10.69,  -0.21,
05/17 23Z,   0.40,  -9.70,  99.90,  -9.52,  -0.21,
05/18 00Z,   0.30,  -8.22,  99.90,  -8.13,  -0.21,
05/18 01Z,   0.30,  -6.58,  99.90,  -6.49,  -0.21,
05/18 02Z,   0.40,  -4.87,  99.90,  -4.68,  -0.21,
05/18 03Z,   0.40,  -3.31,  99.90,  -3.12,  -0.21,
05/18 04Z,   0.30,  -2.19,  99.90,  -2.11,  -0.21,
05/18 05Z,   0.30,  -1.66,  99.90,  -1.57,  -0.21,
05/18 06Z,   0.30,  -1.63,  99.90,  -1.54,  -0.21,  (max)
05/18 07Z,   0.30,  -1.93,  99.90,  -1.85,  -0.21,
05/18 08Z,   0.20,  -2.41,  99.90,  -2.42,  -0.21,
05/18 09Z,   0.20,  -2.86,  99.90,  -2.88,  -0.21,
05/18 10Z,   0.20,  -3.15,  99.90,  -3.16,  -0.21,
05/18 11Z,   0.20,  -3.27,  99.90,  -3.28,  -0.21,
05/18 12Z,   0.20,  -3.35,  99.90,  -3.37,  -0.21,
05/18 13Z,   0.10,  -3.46,  99.90,  -3.58,  -0.21,
05/18 14Z,   0.10,  -3.59,  99.90,  -3.70,  -0.21,
05/18 15Z,   0.20,  -3.84,  99.90,  -3.86,  -0.21,
05/18 16Z,   0.10,  -4.48,  99.90,  -4.59,  -0.21,
05/18 17Z,   0.10,  -5.64,  99.90,  -5.75,  -0.21,
05/18 18Z,   0.10,  -7.18,  99.90,  -7.30,  -0.21,