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
#Cape Romanzof, AK : 07/04/2025 21:21:43 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/03 06Z,   0.10,   4.50,  99.90,   4.60,   0.00,
07/03 07Z,   0.10,   5.05,  99.90,   5.15,   0.00,
07/03 08Z,   0.10,   5.11,  99.90,   5.21,   0.00,  (max)
07/03 09Z,   0.20,   4.53,  99.90,   4.73,   0.00,
07/03 10Z,   0.20,   3.40,  99.90,   3.60,   0.00,
07/03 11Z,   0.20,   2.13,  99.90,   2.33,   0.00,
07/03 12Z,   0.20,   1.42,  99.90,   1.62,   0.00,  (min)
07/03 13Z,   0.30,   1.43,  99.90,   1.73,   0.00,
07/03 14Z,   0.30,   1.92,  99.90,   2.22,   0.00,
07/03 15Z,   0.30,   2.69,  99.90,   2.99,   0.00,
07/03 16Z,   0.30,   3.61,  99.90,   3.91,   0.00,
07/03 17Z,   0.30,   4.56,  99.90,   4.86,   0.00,
07/03 18Z,   0.30,   5.40,  99.90,   5.70,   0.00,
07/03 19Z,   0.30,   5.94,  99.90,   6.24,   0.00,  (max)
07/03 20Z,   0.30,   5.91,  99.90,   6.21,   0.00,
07/03 21Z,   0.30,   5.16,  99.90,   5.46,   0.00,
07/03 22Z,   0.40,   3.78,  99.90,   4.18,   0.00,
07/03 23Z,   0.40,   2.14,  99.90,   2.54,   0.00,
07/04 00Z,   0.40,   0.85,  99.90,   1.25,   0.00,
07/04 01Z,   0.40,   0.34,  99.90,   0.74,   0.00,  (min)
07/04 02Z,   0.40,   0.51,  99.90,   0.91,   0.00,
07/04 03Z,   0.40,   1.10,  99.90,   1.50,   0.00,
07/04 04Z,   0.40,   1.93,  99.90,   2.33,   0.00,
07/04 05Z,   0.30,   2.89,  99.90,   3.19,   0.00,
07/04 06Z,   0.30,   3.86,  99.90,   4.16,   0.00,
07/04 07Z,   0.30,   4.72,  99.90,   5.02,   0.00,
07/04 08Z,   0.30,   5.27,  99.90,   5.57,   0.00,
07/04 09Z,   0.30,   5.32,  99.90,   5.62,   0.00,  (max)
07/04 10Z,   0.30,   4.75,  99.90,   5.05,   0.00,
07/04 11Z,   0.30,   3.63,  99.90,   3.93,   0.00,
07/04 12Z,   0.20,   2.41,  99.90,   2.61,   0.00,
07/04 13Z,   0.20,   1.77,  99.90,   1.97,   0.00,
07/04 14Z,   0.10,   1.82,  99.90,   1.92,   0.00,  (min)
07/04 15Z,   0.10,   2.29,  99.90,   2.39,   0.00,
07/04 16Z,   0.00,   2.99,  99.90,   2.99,   0.00,
07/04 17Z,   0.00,   3.80,  99.90,   3.80,   0.00,
07/04 18Z,   0.00,   4.60,  99.90,   4.60,   0.00,
07/04 19Z,   0.10,   5.28,  99.90,   5.38,   0.00,
07/04 20Z,   0.10,   5.62,  99.90,   5.72,   0.00,  (max)
07/04 21Z,   0.10,   5.36,  99.90,   5.46,   0.00,
07/04 22Z,   0.10,   4.43,  99.90,   4.53,   0.00,
07/04 23Z,   0.20,   3.01,  99.90,   3.21,   0.00,
07/05 00Z,   0.20,   1.50,  99.90,   1.70,   0.00,
07/05 01Z,   0.20,   0.47,  99.90,   0.67,   0.00,
07/05 02Z,   0.30,   0.20,  99.90,   0.50,   0.00,  (min)
07/05 03Z,   0.30,   0.52,  99.90,   0.82,   0.00,
07/05 04Z,   0.40,   1.21,  99.90,   1.61,   0.00,
07/05 05Z,   0.40,   2.12,  99.90,   2.52,   0.00,
07/05 06Z,   0.40,   3.14,  99.90,   3.54,   0.00,
07/05 07Z,   0.40,   4.14,  99.90,   4.54,   0.00,
07/05 08Z,   0.40,   5.00,  99.90,   5.40,   0.00,
07/05 09Z,   0.30,   5.52,  99.90,   5.82,   0.00,
07/05 10Z,   0.30,   5.53,  99.90,   5.83,   0.00,  (max)
07/05 11Z,   0.30,   4.93,  99.90,   5.23,   0.00,
07/05 12Z,   0.20,   3.80,  99.90,   4.00,   0.00,
07/05 13Z,   0.10,   2.61,  99.90,   2.71,   0.00,
07/05 14Z,   0.10,   2.04,  99.90,   2.14,   0.00,
07/05 15Z,   0.00,   2.12,  99.90,   2.12,   0.00,  (min)
07/05 16Z,   0.00,   2.57,  99.90,   2.57,   0.00,
07/05 17Z,   0.00,   3.20,  99.90,   3.20,   0.00,
07/05 18Z,   0.00,   3.91,  99.90,   3.91,   0.00,
07/05 19Z,   0.00,   4.60,  99.90,   4.60,   0.00,
07/05 20Z,   0.00,   5.12,  99.90,   5.12,   0.00,
07/05 21Z,   0.00,   5.25,  99.90,   5.25,   0.00,  (max)
07/05 22Z,   0.10,   4.78,  99.90,   4.88,   0.00,
07/05 23Z,   0.10,   3.71,  99.90,   3.81,   0.00,
07/06 00Z,   0.00,   2.31,  99.90,   2.31,   0.00,
07/06 01Z,   0.00,   0.98,  99.90,   0.98,   0.00,
07/06 02Z,   0.00,   0.21,  99.90,   0.21,   0.00,
07/06 03Z,   0.00,   0.15,  99.90,   0.15,   0.00,  (min)
07/06 04Z,   0.00,   0.61,  99.90,   0.61,   0.00,
07/06 05Z,   0.00,   1.41,  99.90,   1.41,   0.00,
07/06 06Z,   0.00,   2.39,  99.90,   2.39,   0.00,
07/06 07Z,   0.00,   3.45,  99.90,   3.45,   0.00,
07/06 08Z,   0.00,   4.47,  99.90,   4.47,   0.00,
07/06 09Z,   0.10,   5.31,  99.90,   5.41,   0.00,
07/06 10Z,   0.10,   5.77,  99.90,   5.87,   0.00,  (max)
07/06 11Z,   0.10,   5.71,  99.90,   5.81,   0.00,
07/06 12Z,   0.10,   5.04,  99.90,   5.14,   0.00,
07/06 13Z,   0.10,   3.87,  99.90,   3.97,   0.00,
07/06 14Z,   0.20,   2.73,  99.90,   2.93,   0.00,
07/06 15Z,   0.20,   2.24,  99.90,   2.44,   0.00,  (min)
07/06 16Z,   0.30,   2.34,  99.90,   2.64,   0.00,
07/06 17Z,   0.30,   2.77,  99.90,   3.07,   0.00,
07/06 18Z,   0.30,   3.36,  99.90,   3.66,   0.00,
07/06 19Z,   0.30,   3.98,  99.90,   4.28,   0.00,
07/06 20Z,   0.40,   4.55,  99.90,   4.95,   0.00,
07/06 21Z,   0.40,   4.93,  99.90,   5.33,   0.00,  (max)
07/06 22Z,   0.40,   4.86,  99.90,   5.26,   0.00,
07/06 23Z,   0.50,   4.21,  99.90,   4.71,   0.00,
07/07 00Z,   0.50,   3.05,  99.90,   3.55,   0.00,
07/07 01Z,   0.50,   1.70,  99.90,   2.20,   0.00,
07/07 02Z,   0.40,   0.57,  99.90,   0.97,   0.00,
07/07 03Z,   0.40,   0.05,  99.90,   0.45,   0.00,  (min)
07/07 04Z,   0.40,   0.18,  99.90,   0.58,   0.00,
07/07 05Z,   0.40,   0.77,  99.90,   1.17,   0.00,
07/07 06Z,   0.40,   1.66,  99.90,   2.06,   0.00,
07/07 07Z,   0.40,   2.70,  99.90,   3.10,   0.00,
07/07 08Z,   0.40,   3.80,  99.90,   4.20,   0.00,
07/07 09Z,   0.40,   4.82,  99.90,   5.22,   0.00,
07/07 10Z,   0.40,   5.62,  99.90,   6.02,   0.00,
07/07 11Z,   0.40,   6.00,  99.90,   6.40,   0.00,  (max)
07/07 12Z,   0.40,   5.83,  99.90,   6.23,   0.00,
07/07 13Z,   0.40,   5.07,  99.90,   5.47,   0.00,
07/07 14Z,   0.40,   3.85,  99.90,   4.25,   0.00,
07/07 15Z,   0.30,   2.77,  99.90,   3.07,   0.00,
07/07 16Z,   0.30,   2.36,  99.90,   2.66,   0.00,  (min)
07/07 17Z,   0.30,   2.50,  99.90,   2.80,   0.00,
07/07 18Z,   0.30,   2.92,  99.90,   3.22,   0.00,
07/07 19Z,   0.30,   3.46,  99.90,   3.76,   0.00,
07/07 20Z,   0.30,   4.02,  99.90,   4.32,   0.00,
07/07 21Z,   0.30,   4.50,  99.90,   4.80,   0.00,
07/07 22Z,   0.30,   4.72,  99.90,   5.02,   0.00,  (max)
07/07 23Z,   0.30,   4.48,  99.90,   4.78,   0.00,
07/08 00Z,   0.30,   3.66,  99.90,   3.96,   0.00,
07/08 01Z,   0.30,   2.46,  99.90,   2.76,   0.00,
07/08 02Z,   0.30,   1.20,  99.90,   1.50,   0.00,
07/08 03Z,   0.30,   0.28,  99.90,   0.58,   0.00,
07/08 04Z,   0.30,  -0.01,  99.90,   0.29,   0.00,  (min)
07/08 05Z,   0.40,   0.28,  99.90,   0.68,   0.00,
07/08 06Z,   0.40,   0.99,  99.90,   1.39,   0.00,
07/08 07Z,   0.40,   1.95,  99.90,   2.35,   0.00,
07/08 08Z,   0.40,   3.05,  99.90,   3.45,   0.00,
07/08 09Z,   0.40,   4.17,  99.90,   4.57,   0.00,
07/08 10Z,   0.40,   5.17,  99.90,   5.57,   0.00,
07/08 11Z,   0.40,   5.90,  99.90,   6.30,   0.00,
07/08 12Z,   0.40,   6.18,  99.90,   6.58,   0.00,
07/08 13Z,  99.90,   5.88,  99.90,  99.90,   0.00,
07/08 14Z,  99.90,   4.99,  99.90,  99.90,   0.00,
07/08 15Z,  99.90,   3.74,  99.90,  99.90,   0.00,
07/08 16Z,  99.90,   2.75,  99.90,  99.90,   0.00,
07/08 17Z,  99.90,   2.42,  99.90,  99.90,   0.00,
07/08 18Z,  99.90,   2.61,  99.90,  99.90,   0.00,