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
#Friday Harbor, WA : 02/16/2026 15:21:09 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/15 00Z,   0.30,   4.98,   5.10,  99.90,  -0.18,
02/15 01Z,   0.30,   3.63,   3.71,  99.90,  -0.22,
02/15 02Z,   0.30,   2.09,   2.16,  99.90,  -0.23,
02/15 03Z,   0.20,   0.67,   0.78,  99.90,  -0.09,
02/15 04Z,   0.20,  -0.33,  -0.29,  99.90,  -0.16,
02/15 05Z,   0.20,  -0.68,  -0.77,  99.90,  -0.29,  (min)
02/15 06Z,   0.10,  -0.38,  -0.44,  99.90,  -0.16,
02/15 07Z,   0.00,   0.49,   0.42,  99.90,  -0.07,
02/15 08Z,   0.00,   1.75,   1.74,  99.90,  -0.01,
02/15 09Z,   0.00,   3.23,   3.38,  99.90,   0.15,
02/15 10Z,   0.00,   4.78,   4.93,  99.90,   0.15,
02/15 11Z,   0.00,   6.18,   6.34,  99.90,   0.16,
02/15 12Z,  -0.10,   7.25,   7.43,  99.90,   0.28,
02/15 13Z,  -0.10,   7.81,   8.09,  99.90,   0.38,
02/15 14Z,   0.00,   7.85,   8.19,  99.90,   0.34,  (max)
02/15 15Z,  -0.10,   7.51,   7.89,  99.90,   0.48,
02/15 16Z,  -0.10,   7.03,   7.41,  99.90,   0.48,
02/15 17Z,  -0.10,   6.64,   7.01,  99.90,   0.47,
02/15 18Z,   0.00,   6.46,   6.80,  99.90,   0.34,
02/15 19Z,   0.00,   6.49,   6.79,  99.90,   0.30,  (min)
02/15 20Z,  -0.10,   6.62,   6.87,  99.90,   0.35,
02/15 21Z,   0.00,   6.73,   7.01,  99.90,   0.28,
02/15 22Z,   0.00,   6.72,   7.03,  99.90,   0.31,  (max)
02/15 23Z,   0.00,   6.43,   6.74,  99.90,   0.31,
02/16 00Z,   0.10,   5.76,   6.08,  99.90,   0.22,
02/16 01Z,   0.20,   4.64,   4.94,  99.90,   0.10,
02/16 02Z,   0.30,   3.16,   3.46,  99.90,   0.00,
02/16 03Z,   0.20,   1.55,   1.87,  99.90,   0.12,
02/16 04Z,   0.20,   0.18,   0.39,  99.90,   0.01,
02/16 05Z,   0.30,  -0.63,  -0.51,  99.90,  -0.18,
02/16 06Z,   0.40,  -0.72,  -0.55,  99.90,  -0.23,  (min)
02/16 07Z,   0.40,  -0.12,   0.02,  99.90,  -0.26,
02/16 08Z,   0.40,   1.01,   1.15,  99.90,  -0.26,
02/16 09Z,   0.40,   2.49,   2.77,  99.90,  -0.12,
02/16 10Z,   0.50,   4.09,   4.46,  99.90,  -0.13,
02/16 11Z,   0.50,   5.64,   6.07,  99.90,  -0.07,
02/16 12Z,   0.50,   6.90,   7.36,  99.90,  -0.04,
02/16 13Z,   0.60,   7.68,   8.26,  99.90,  -0.02,
02/16 14Z,   0.60,   7.88,   8.66,  99.90,   0.18,  (max)
02/16 15Z,   0.60,   7.56,   8.41,  99.90,   0.25,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/16 16Z,   0.60,   6.96,  99.90,   7.78,   0.23,
02/16 17Z,   0.70,   6.36,  99.90,   7.26,   0.20,
02/16 18Z,   0.80,   5.99,  99.90,   6.97,   0.18,
02/16 19Z,   0.80,   5.92,  99.90,   6.87,   0.15,  (min)
02/16 20Z,   0.80,   6.09,  99.90,   7.01,   0.13,
02/16 21Z,   0.90,   6.35,  99.90,   7.35,   0.10,
02/16 22Z,   0.90,   6.56,  99.90,   7.54,   0.08,
02/16 23Z,   1.00,   6.58,  99.90,   7.64,   0.06,  (max)
02/17 00Z,   1.00,   6.26,  99.90,   7.29,   0.03,
02/17 01Z,   1.10,   5.49,  99.90,   6.59,   0.01,
02/17 02Z,   1.10,   4.24,  99.90,   5.32,  -0.02,
02/17 03Z,   1.20,   2.66,  99.90,   3.82,  -0.04,
02/17 04Z,   1.20,   1.08,  99.90,   2.24,  -0.04,
02/17 05Z,   1.20,  -0.12,  99.90,   1.04,  -0.04,
02/17 06Z,   1.20,  -0.66,  99.90,   0.50,  -0.04,  (min)
02/17 07Z,   1.20,  -0.42,  99.90,   0.74,  -0.04,
02/17 08Z,   1.20,   0.50,  99.90,   1.66,  -0.04,
02/17 09Z,   1.20,   1.89,  99.90,   3.05,  -0.04,
02/17 10Z,   1.20,   3.52,  99.90,   4.68,  -0.04,
02/17 11Z,   1.20,   5.15,  99.90,   6.31,  -0.04,
02/17 12Z,   1.30,   6.57,  99.90,   7.83,  -0.04,
02/17 13Z,   1.30,   7.54,  99.90,   8.80,  -0.04,
02/17 14Z,   1.20,   7.92,  99.90,   9.08,  -0.04,  (max)
02/17 15Z,   1.20,   7.68,  99.90,   8.84,  -0.04,
02/17 16Z,   1.20,   6.99,  99.90,   8.15,  -0.04,
02/17 17Z,   1.20,   6.16,  99.90,   7.32,  -0.04,
02/17 18Z,   1.20,   5.51,  99.90,   6.67,  -0.04,
02/17 19Z,   1.10,   5.22,  99.90,   6.28,  -0.04,  (min)
02/17 20Z,   1.10,   5.31,  99.90,   6.37,  -0.04,
02/17 21Z,   1.00,   5.64,  99.90,   6.60,  -0.04,
02/17 22Z,   1.00,   6.05,  99.90,   7.00,  -0.04,
02/17 23Z,   0.90,   6.36,  99.90,   7.21,  -0.04,
02/18 00Z,   0.90,   6.40,  99.90,   7.26,  -0.04,  (max)
02/18 01Z,   0.90,   6.04,  99.90,   6.90,  -0.04,
02/18 02Z,   0.90,   5.18,  99.90,   6.04,  -0.04,
02/18 03Z,   0.90,   3.85,  99.90,   4.71,  -0.04,
02/18 04Z,   0.80,   2.29,  99.90,   3.05,  -0.04,
02/18 05Z,   0.80,   0.85,  99.90,   1.61,  -0.04,
02/18 06Z,   0.70,  -0.09,  99.90,   0.57,  -0.04,
02/18 07Z,   0.70,  -0.28,  99.90,   0.38,  -0.04,  (min)
02/18 08Z,   0.70,   0.30,  99.90,   0.96,  -0.04,
02/18 09Z,   0.60,   1.50,  99.90,   2.06,  -0.04,
02/18 10Z,   0.60,   3.06,  99.90,   3.62,  -0.04,
02/18 11Z,   0.70,   4.73,  99.90,   5.38,  -0.04,
02/18 12Z,   0.70,   6.25,  99.90,   6.91,  -0.04,
02/18 13Z,   0.60,   7.39,  99.90,   7.95,  -0.04,
02/18 14Z,   0.60,   7.95,  99.90,   8.51,  -0.04,  (max)
02/18 15Z,   0.70,   7.85,  99.90,   8.50,  -0.04,
02/18 16Z,   0.70,   7.15,  99.90,   7.81,  -0.04,
02/18 17Z,   0.70,   6.13,  99.90,   6.79,  -0.04,
02/18 18Z,   0.60,   5.16,  99.90,   5.72,  -0.04,
02/18 19Z,   0.60,   4.53,  99.90,   5.09,  -0.04,
02/18 20Z,   0.60,   4.38,  99.90,   4.93,  -0.04,  (min)
02/18 21Z,   0.60,   4.64,  99.90,   5.20,  -0.04,
02/18 22Z,   0.60,   5.16,  99.90,   5.72,  -0.04,
02/18 23Z,   0.60,   5.72,  99.90,   6.27,  -0.04,
02/19 00Z,   0.60,   6.13,  99.90,   6.68,  -0.04,
02/19 01Z,   0.60,   6.21,  99.90,   6.77,  -0.04,  (max)
02/19 02Z,   0.60,   5.83,  99.90,   6.39,  -0.04,
02/19 03Z,   0.60,   4.94,  99.90,   5.49,  -0.04,
02/19 04Z,   0.60,   3.63,  99.90,   4.18,  -0.04,
02/19 05Z,   0.60,   2.18,  99.90,   2.74,  -0.04,
02/19 06Z,   0.60,   0.99,  99.90,   1.54,  -0.04,
02/19 07Z,   0.60,   0.38,  99.90,   0.94,  -0.04,  (min)
02/19 08Z,   0.50,   0.53,  99.90,   0.99,  -0.04,
02/19 09Z,   0.50,   1.40,  99.90,   1.86,  -0.04,
02/19 10Z,   0.50,   2.77,  99.90,   3.23,  -0.04,
02/19 11Z,   0.50,   4.37,  99.90,   4.83,  -0.04,
02/19 12Z,   0.50,   5.93,  99.90,   6.39,  -0.04,
02/19 13Z,   0.50,   7.19,  99.90,   7.65,  -0.04,
02/19 14Z,   0.40,   7.94,  99.90,   8.29,  -0.04,
02/19 15Z,   0.40,   8.01,  99.90,   8.36,  -0.04,  (max)
02/19 16Z,   0.40,   7.39,  99.90,   7.75,  -0.04,
02/19 17Z,   0.40,   6.29,  99.90,   6.65,  -0.04,
02/19 18Z,   0.40,   5.03,  99.90,   5.39,  -0.04,
02/19 19Z,   0.40,   4.00,  99.90,   4.36,  -0.04,
02/19 20Z,   0.40,   3.47,  99.90,   3.82,  -0.04,  (min)
02/19 21Z,   0.40,   3.49,  99.90,   3.85,  -0.04,
02/19 22Z,   0.40,   3.96,  99.90,   4.32,  -0.04,
02/19 23Z,   0.40,   4.66,  99.90,   5.02,  -0.04,
02/20 00Z,   0.40,   5.38,  99.90,   5.73,  -0.04,
02/20 01Z,   0.50,   5.89,  99.90,   6.35,  -0.04,
02/20 02Z,   0.50,   6.04,  99.90,   6.50,  -0.04,  (max)
02/20 03Z,   0.50,   5.69,  99.90,   6.15,  -0.04,
02/20 04Z,   0.50,   4.85,  99.90,   5.31,  -0.04,
02/20 05Z,   0.50,   3.67,  99.90,   4.12,  -0.04,
02/20 06Z,   0.50,   2.45,  99.90,   2.91,  -0.04,
02/20 07Z,  99.90,   1.56,  99.90,  99.90,  -0.04,
02/20 08Z,  99.90,   1.29,  99.90,  99.90,  -0.04,
02/20 09Z,  99.90,   1.72,  99.90,  99.90,  -0.04,
02/20 10Z,  99.90,   2.76,  99.90,  99.90,  -0.04,
02/20 11Z,  99.90,   4.16,  99.90,  99.90,  -0.04,
02/20 12Z,  99.90,   5.64,  99.90,  99.90,  -0.04,