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
#Elfin Cove, AK : 03/10/2026 06:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/08 12Z,   0.00,  10.86,  10.29,  99.90,  -0.57,
03/08 13Z,   0.00,  10.57,  10.00,  99.90,  -0.57,  (max)
03/08 14Z,   0.00,   9.19,   8.54,  99.90,  -0.65,
03/08 15Z,   0.00,   7.05,   6.28,  99.90,  -0.77,
03/08 16Z,   0.00,   4.69,   3.92,  99.90,  -0.77,
03/08 17Z,   0.00,   2.64,   1.95,  99.90,  -0.69,
03/08 18Z,   0.00,   1.30,   0.53,  99.90,  -0.77,
03/08 19Z,  -0.10,   0.93,   0.11,  99.90,  -0.72,  (min)
03/08 20Z,  -0.10,   1.58,   0.77,  99.90,  -0.71,
03/08 21Z,  -0.10,   3.04,   2.23,  99.90,  -0.71,
03/08 22Z,   0.00,   4.91,   4.05,  99.90,  -0.86,
03/08 23Z,   0.00,   6.66,   5.78,  99.90,  -0.88,
03/09 00Z,  -0.10,   7.88,   7.08,  99.90,  -0.70,
03/09 01Z,  -0.10,   8.33,   7.56,  99.90,  -0.67,  (max)
03/09 02Z,  -0.20,   7.93,   7.08,  99.90,  -0.65,
03/09 03Z,  -0.10,   6.82,   6.04,  99.90,  -0.68,
03/09 04Z,  -0.10,   5.41,   4.72,  99.90,  -0.59,
03/09 05Z,  -0.10,   4.14,   3.46,  99.90,  -0.58,
03/09 06Z,  -0.10,   3.36,   2.65,  99.90,  -0.61,  (min)
03/09 07Z,  -0.10,   3.31,   2.68,  99.90,  -0.53,
03/09 08Z,  -0.10,   4.08,   3.52,  99.90,  -0.46,
03/09 09Z,  -0.10,   5.54,   5.04,  99.90,  -0.40,
03/09 10Z,  -0.10,   7.34,   6.83,  99.90,  -0.41,
03/09 11Z,  -0.10,   8.99,   8.39,  99.90,  -0.50,
03/09 12Z,  -0.20,  10.08,   9.52,  99.90,  -0.36,
03/09 13Z,  -0.10,  10.33,   9.80,  99.90,  -0.43,  (max)
03/09 14Z,  -0.10,   9.66,   9.08,  99.90,  -0.48,
03/09 15Z,  -0.10,   8.16,   7.47,  99.90,  -0.59,
03/09 16Z,  -0.10,   6.17,   5.43,  99.90,  -0.64,
03/09 17Z,  -0.20,   4.18,   3.53,  99.90,  -0.45,
03/09 18Z,  -0.30,   2.58,   1.89,  99.90,  -0.39,
03/09 19Z,  -0.20,   1.65,   0.95,  99.90,  -0.50,
03/09 20Z,  -0.20,   1.56,   0.84,  99.90,  -0.52,  (min)
03/09 21Z,  -0.20,   2.27,   1.51,  99.90,  -0.56,
03/09 22Z,  -0.10,   3.56,   2.72,  99.90,  -0.74,
03/09 23Z,  -0.10,   5.03,   4.30,  99.90,  -0.63,
03/10 00Z,  -0.20,   6.31,   5.53,  99.90,  -0.58,
03/10 01Z,  -0.10,   7.14,   6.50,  99.90,  -0.54,
03/10 02Z,  -0.10,   7.37,   6.66,  99.90,  -0.61,  (max)
03/10 03Z,  -0.10,   6.98,   6.27,  99.90,  -0.61,
03/10 04Z,  -0.10,   6.15,   5.50,  99.90,  -0.55,
03/10 05Z,  -0.10,   5.20,   4.56,  99.90,  -0.54,
03/10 06Z,  -0.10,   4.44,   3.85,  99.90,  -0.49,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/10 07Z,  -0.20,   4.12,  99.90,   3.39,  -0.52,  (min)
03/10 08Z,  -0.20,   4.37,  99.90,   3.62,  -0.55,
03/10 09Z,  -0.20,   5.21,  99.90,   4.43,  -0.58,
03/10 10Z,  -0.20,   6.49,  99.90,   5.68,  -0.61,
03/10 11Z,  -0.20,   7.90,  99.90,   7.06,  -0.64,
03/10 12Z,  -0.20,   9.06,  99.90,   8.19,  -0.67,
03/10 13Z,  -0.20,   9.69,  99.90,   8.79,  -0.70,  (max)
03/10 14Z,  -0.20,   9.63,  99.90,   8.70,  -0.73,
03/10 15Z,  -0.20,   8.84,  99.90,   7.88,  -0.76,
03/10 16Z,  -0.20,   7.44,  99.90,   6.46,  -0.79,
03/10 17Z,  -0.10,   5.76,  99.90,   4.84,  -0.82,
03/10 18Z,  -0.10,   4.15,  99.90,   3.20,  -0.85,
03/10 19Z,  -0.10,   2.89,  99.90,   1.94,  -0.85,
03/10 20Z,  -0.10,   2.19,  99.90,   1.24,  -0.85,
03/10 21Z,  -0.10,   2.15,  99.90,   1.21,  -0.85,  (min)
03/10 22Z,  -0.10,   2.72,  99.90,   1.77,  -0.85,
03/10 23Z,  -0.10,   3.68,  99.90,   2.74,  -0.85,
03/11 00Z,  -0.10,   4.77,  99.90,   3.83,  -0.85,
03/11 01Z,  -0.10,   5.72,  99.90,   4.78,  -0.85,
03/11 02Z,  -0.10,   6.36,  99.90,   5.41,  -0.85,
03/11 03Z,   0.00,   6.59,  99.90,   5.75,  -0.85,  (max)
03/11 04Z,  -0.10,   6.41,  99.90,   5.47,  -0.85,
03/11 05Z,  -0.10,   5.94,  99.90,   5.00,  -0.85,
03/11 06Z,  -0.10,   5.41,  99.90,   4.47,  -0.85,
03/11 07Z,  -0.10,   5.02,  99.90,   4.08,  -0.85,
03/11 08Z,  -0.10,   4.93,  99.90,   3.98,  -0.85,  (min)
03/11 09Z,  -0.10,   5.22,  99.90,   4.28,  -0.85,
03/11 10Z,  -0.10,   5.92,  99.90,   4.97,  -0.85,
03/11 11Z,  -0.10,   6.89,  99.90,   5.94,  -0.85,
03/11 12Z,  -0.10,   7.91,  99.90,   6.97,  -0.85,
03/11 13Z,  -0.20,   8.73,  99.90,   7.68,  -0.85,
03/11 14Z,  -0.20,   9.13,  99.90,   8.09,  -0.85,  (max)
03/11 15Z,  -0.20,   9.02,  99.90,   7.97,  -0.85,
03/11 16Z,  -0.20,   8.34,  99.90,   7.30,  -0.85,
03/11 17Z,  -0.20,   7.19,  99.90,   6.15,  -0.85,
03/11 18Z,  -0.20,   5.81,  99.90,   4.76,  -0.85,
03/11 19Z,  -0.30,   4.45,  99.90,   3.31,  -0.85,
03/11 20Z,  -0.30,   3.35,  99.90,   2.20,  -0.85,
03/11 21Z,  -0.30,   2.65,  99.90,   1.51,  -0.85,
03/11 22Z,  -0.30,   2.46,  99.90,   1.31,  -0.85,  (min)
03/11 23Z,  -0.30,   2.75,  99.90,   1.61,  -0.85,
03/12 00Z,  -0.30,   3.42,  99.90,   2.27,  -0.85,
03/12 01Z,  -0.30,   4.26,  99.90,   3.12,  -0.85,
03/12 02Z,  -0.30,   5.10,  99.90,   3.95,  -0.85,
03/12 03Z,  -0.20,   5.78,  99.90,   4.74,  -0.85,
03/12 04Z,  -0.30,   6.22,  99.90,   5.07,  -0.85,
03/12 05Z,  -0.20,   6.34,  99.90,   5.30,  -0.85,  (max)
03/12 06Z,  -0.20,   6.20,  99.90,   5.15,  -0.85,
03/12 07Z,  -0.30,   5.93,  99.90,   4.78,  -0.85,
03/12 08Z,  -0.30,   5.67,  99.90,   4.52,  -0.85,
03/12 09Z,  -0.20,   5.55,  99.90,   4.50,  -0.85,  (min)
03/12 10Z,  -0.20,   5.67,  99.90,   4.62,  -0.85,
03/12 11Z,  -0.20,   6.09,  99.90,   5.04,  -0.85,
03/12 12Z,  -0.20,   6.76,  99.90,   5.72,  -0.85,
03/12 13Z,  -0.20,   7.55,  99.90,   6.51,  -0.85,
03/12 14Z,  -0.20,   8.26,  99.90,   7.21,  -0.85,
03/12 15Z,  -0.20,   8.69,  99.90,   7.64,  -0.85,  (max)
03/12 16Z,  -0.30,   8.73,  99.90,   7.58,  -0.85,
03/12 17Z,  -0.30,   8.29,  99.90,   7.14,  -0.85,
03/12 18Z,  -0.30,   7.37,  99.90,   6.23,  -0.85,
03/12 19Z,  -0.50,   6.16,  99.90,   4.81,  -0.85,
03/12 20Z,  -0.50,   4.86,  99.90,   3.51,  -0.85,
03/12 21Z,  -0.40,   3.68,  99.90,   2.43,  -0.85,
03/12 22Z,  -0.40,   2.79,  99.90,   1.54,  -0.85,
03/12 23Z,  -0.40,   2.33,  99.90,   1.09,  -0.85,  (min)
03/13 00Z,  -0.40,   2.39,  99.90,   1.14,  -0.85,
03/13 01Z,  -0.40,   2.90,  99.90,   1.65,  -0.85,
03/13 02Z,  -0.40,   3.73,  99.90,   2.48,  -0.85,
03/13 03Z,  -0.40,   4.69,  99.90,   3.44,  -0.85,
03/13 04Z,  -0.40,   5.63,  99.90,   4.38,  -0.85,
03/13 05Z,  -0.50,   6.37,  99.90,   5.02,  -0.85,
03/13 06Z,  -0.50,   6.75,  99.90,   5.41,  -0.85,  (max)
03/13 07Z,  -0.60,   6.77,  99.90,   5.32,  -0.85,
03/13 08Z,  -0.60,   6.53,  99.90,   5.08,  -0.85,
03/13 09Z,  -0.60,   6.15,  99.90,   4.70,  -0.85,
03/13 10Z,  -0.50,   5.78,  99.90,   4.43,  -0.85,
03/13 11Z,  -0.50,   5.60,  99.90,   4.25,  -0.85,  (min)
03/13 12Z,  -0.40,   5.76,  99.90,   4.51,  -0.85,
03/13 13Z,  -0.40,   6.28,  99.90,   5.04,  -0.85,
03/13 14Z,  -0.30,   7.06,  99.90,   5.92,  -0.85,
03/13 15Z,  -0.40,   7.89,  99.90,   6.64,  -0.85,
03/13 16Z,  -0.40,   8.55,  99.90,   7.30,  -0.85,
03/13 17Z,  -0.30,   8.86,  99.90,   7.71,  -0.85,  (max)
03/13 18Z,  -0.40,   8.63,  99.90,   7.38,  -0.85,
03/13 19Z,  -0.40,   7.81,  99.90,   6.56,  -0.85,
03/13 20Z,  -0.40,   6.57,  99.90,   5.32,  -0.85,
03/13 21Z,  -0.40,   5.10,  99.90,   3.86,  -0.85,
03/13 22Z,  -0.40,   3.65,  99.90,   2.41,  -0.85,
03/13 23Z,  -0.40,   2.47,  99.90,   1.23,  -0.85,
03/14 00Z,  -0.40,   1.80,  99.90,   0.55,  -0.85,