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 : 02/12/2025 08:22:17 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/10 12Z,  -0.60,   9.22,   8.36,  99.90,  -0.26,
02/10 13Z,  -0.50,   9.13,   8.50,  99.90,  -0.13,  (max)
02/10 14Z,  -0.50,   8.46,   8.12,  99.90,   0.16,
02/10 15Z,  -0.50,   7.71,   7.32,  99.90,   0.11,
02/10 16Z,  -0.60,   7.23,   6.78,  99.90,   0.15,
02/10 17Z,  -0.50,   7.10,   6.57,  99.90,  -0.03,  (min)
02/10 18Z,  -0.50,   7.20,   6.70,  99.90,   0.00,
02/10 19Z,  -0.50,   7.43,   7.01,  99.90,   0.08,
02/10 20Z,  -0.60,   7.75,   7.20,  99.90,   0.05,
02/10 21Z,  -0.50,   7.98,   7.41,  99.90,  -0.07,  (max)
02/10 22Z,  -0.50,   7.88,   7.29,  99.90,  -0.09,
02/10 23Z,  -0.60,   7.22,   6.77,  99.90,   0.15,
02/11 00Z,  -0.50,   5.92,   5.41,  99.90,  -0.01,
02/11 01Z,  -0.40,   4.05,   3.35,  99.90,  -0.30,
02/11 02Z,  -0.40,   1.92,   1.19,  99.90,  -0.33,
02/11 03Z,  -0.50,   0.08,  -0.84,  99.90,  -0.42,
02/11 04Z,  -0.50,  -0.98,  -2.01,  99.90,  -0.53,
02/11 05Z,  -0.40,  -1.13,  -2.22,  99.90,  -0.69,  (min)
02/11 06Z,  -0.40,  -0.57,  -1.50,  99.90,  -0.53,
02/11 07Z,  -0.50,   0.53,  -0.20,  99.90,  -0.23,
02/11 08Z,  -0.50,   2.09,   1.42,  99.90,  -0.17,
02/11 09Z,  -0.40,   4.00,   3.13,  99.90,  -0.47,
02/11 10Z,  -0.40,   6.00,   5.25,  99.90,  -0.35,
02/11 11Z,  -0.50,   7.75,   6.97,  99.90,  -0.28,
02/11 12Z,  -0.70,   8.91,   7.89,  99.90,  -0.32,
02/11 13Z,  -0.60,   9.27,   8.25,  99.90,  -0.42,  (max)
02/11 14Z,  -0.60,   8.81,   8.24,  99.90,   0.03,
02/11 15Z,  -0.60,   7.89,   7.40,  99.90,   0.11,
02/11 16Z,  -0.60,   7.04,   6.67,  99.90,   0.23,
02/11 17Z,  -0.60,   6.60,   6.13,  99.90,   0.13,
02/11 18Z,  -0.60,   6.55,   6.09,  99.90,   0.14,  (min)
02/11 19Z,  -0.70,   6.74,   6.42,  99.90,   0.38,
02/11 20Z,  -0.70,   7.10,   6.87,  99.90,   0.47,
02/11 21Z,  -0.60,   7.53,   7.18,  99.90,   0.25,
02/11 22Z,  -0.60,   7.83,   7.51,  99.90,   0.28,  (max)
02/11 23Z,  -0.60,   7.73,   7.47,  99.90,   0.34,
02/12 00Z,  -0.50,   7.02,   6.74,  99.90,   0.22,
02/12 01Z,  -0.40,   5.63,   5.34,  99.90,   0.11,
02/12 02Z,  -0.30,   3.69,   3.28,  99.90,  -0.11,
02/12 03Z,  -0.40,   1.60,   1.06,  99.90,  -0.14,
02/12 04Z,  -0.40,  -0.07,  -0.84,  99.90,  -0.37,
02/12 05Z,  -0.40,  -0.87,  -1.75,  99.90,  -0.48,  (min)
02/12 06Z,  -0.30,  -0.77,  -1.70,  99.90,  -0.63,
02/12 07Z,  -0.40,   0.02,  -0.71,  99.90,  -0.33,
02/12 08Z,  -0.40,   1.31,   0.72,  99.90,  -0.19,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/12 09Z,  -0.30,   3.01,  99.90,   2.54,  -0.18,
02/12 10Z,  -0.20,   4.98,  99.90,   4.61,  -0.17,
02/12 11Z,  -0.30,   6.88,  99.90,   6.41,  -0.16,
02/12 12Z,  -0.30,   8.35,  99.90,   7.89,  -0.16,
02/12 13Z,  -0.20,   9.11,  99.90,   8.76,  -0.15,  (max)
02/12 14Z,  -0.20,   9.01,  99.90,   8.66,  -0.14,
02/12 15Z,  -0.20,   8.18,  99.90,   7.85,  -0.13,
02/12 16Z,  -0.20,   7.08,  99.90,   6.76,  -0.13,
02/12 17Z,  -0.20,   6.24,  99.90,   5.92,  -0.12,
02/12 18Z,  -0.10,   5.90,  99.90,   5.69,  -0.11,
02/12 19Z,  -0.20,   5.99,  99.90,   5.68,  -0.10,  (min)
02/12 20Z,  -0.20,   6.32,  99.90,   6.02,  -0.10,
02/12 21Z,  -0.20,   6.80,  99.90,   6.50,  -0.10,
02/12 22Z,  -0.20,   7.33,  99.90,   7.03,  -0.10,
02/12 23Z,  -0.10,   7.66,  99.90,   7.46,  -0.10,  (max)
02/13 00Z,  -0.10,   7.50,  99.90,   7.30,  -0.10,
02/13 01Z,  -0.10,   6.69,  99.90,   6.49,  -0.10,
02/13 02Z,  -0.10,   5.21,  99.90,   5.01,  -0.10,
02/13 03Z,   0.00,   3.27,  99.90,   3.18,  -0.10,
02/13 04Z,   0.00,   1.34,  99.90,   1.24,  -0.10,
02/13 05Z,  -0.10,  -0.03,  99.90,  -0.23,  -0.10,
02/13 06Z,   0.00,  -0.48,  99.90,  -0.58,  -0.10,  (min)
02/13 07Z,   0.00,  -0.08,  99.90,  -0.17,  -0.10,
02/13 08Z,   0.00,   0.94,  99.90,   0.84,  -0.10,
02/13 09Z,   0.00,   2.40,  99.90,   2.30,  -0.10,
02/13 10Z,   0.00,   4.19,  99.90,   4.09,  -0.10,
02/13 11Z,   0.00,   6.08,  99.90,   5.99,  -0.10,
02/13 12Z,   0.10,   7.73,  99.90,   7.73,  -0.10,
02/13 13Z,   0.10,   8.77,  99.90,   8.78,  -0.10,
02/13 14Z,   0.00,   9.02,  99.90,   8.92,  -0.10,  (max)
02/13 15Z,   0.10,   8.44,  99.90,   8.45,  -0.10,
02/13 16Z,   0.20,   7.31,  99.90,   7.41,  -0.10,
02/13 17Z,   0.20,   6.13,  99.90,   6.23,  -0.10,
02/13 18Z,   0.20,   5.38,  99.90,   5.48,  -0.10,
02/13 19Z,   0.30,   5.20,  99.90,   5.41,  -0.10,  (min)
02/13 20Z,   0.30,   5.44,  99.90,   5.64,  -0.10,
02/13 21Z,   0.30,   5.91,  99.90,   6.11,  -0.10,
02/13 22Z,   0.20,   6.51,  99.90,   6.62,  -0.10,
02/13 23Z,   0.20,   7.11,  99.90,   7.21,  -0.10,
02/14 00Z,   0.30,   7.41,  99.90,   7.61,  -0.10,  (max)
02/14 01Z,   0.20,   7.16,  99.90,   7.27,  -0.10,
02/14 02Z,   0.20,   6.25,  99.90,   6.35,  -0.10,
02/14 03Z,   0.30,   4.75,  99.90,   4.96,  -0.10,
02/14 04Z,   0.30,   2.94,  99.90,   3.14,  -0.10,
02/14 05Z,   0.30,   1.30,  99.90,   1.50,  -0.10,
02/14 06Z,   0.30,   0.32,  99.90,   0.52,  -0.10,
02/14 07Z,   0.30,   0.25,  99.90,   0.45,  -0.10,  (min)
02/14 08Z,   0.30,   0.95,  99.90,   1.15,  -0.10,
02/14 09Z,   0.30,   2.15,  99.90,   2.36,  -0.10,
02/14 10Z,   0.30,   3.71,  99.90,   3.91,  -0.10,
02/14 11Z,   0.30,   5.47,  99.90,   5.67,  -0.10,
02/14 12Z,   0.30,   7.16,  99.90,   7.36,  -0.10,
02/14 13Z,   0.20,   8.40,  99.90,   8.50,  -0.10,
02/14 14Z,   0.20,   8.91,  99.90,   9.01,  -0.10,  (max)
02/14 15Z,   0.20,   8.61,  99.90,   8.71,  -0.10,
02/14 16Z,   0.20,   7.61,  99.90,   7.71,  -0.10,
02/14 17Z,   0.10,   6.27,  99.90,   6.27,  -0.10,
02/14 18Z,   0.10,   5.11,  99.90,   5.11,  -0.10,
02/14 19Z,   0.10,   4.52,  99.90,   4.52,  -0.10,  (min)
02/14 20Z,   0.10,   4.53,  99.90,   4.53,  -0.10,
02/14 21Z,   0.00,   4.92,  99.90,   4.83,  -0.10,
02/14 22Z,   0.00,   5.52,  99.90,   5.43,  -0.10,
02/14 23Z,   0.00,   6.23,  99.90,   6.13,  -0.10,
02/15 00Z,   0.00,   6.85,  99.90,   6.75,  -0.10,
02/15 01Z,   0.00,   7.10,  99.90,   7.00,  -0.10,  (max)
02/15 02Z,   0.00,   6.76,  99.90,   6.67,  -0.10,
02/15 03Z,   0.00,   5.82,  99.90,   5.72,  -0.10,
02/15 04Z,   0.00,   4.41,  99.90,   4.31,  -0.10,
02/15 05Z,  -0.10,   2.85,  99.90,   2.65,  -0.10,
02/15 06Z,  -0.20,   1.59,  99.90,   1.29,  -0.10,
02/15 07Z,  -0.10,   1.05,  99.90,   0.85,  -0.10,  (min)
02/15 08Z,  -0.20,   1.33,  99.90,   1.03,  -0.10,
02/15 09Z,  -0.20,   2.24,  99.90,   1.95,  -0.10,
02/15 10Z,  -0.30,   3.55,  99.90,   3.15,  -0.10,
02/15 11Z,  -0.20,   5.09,  99.90,   4.79,  -0.10,
02/15 12Z,  -0.20,   6.69,  99.90,   6.39,  -0.10,
02/15 13Z,  -0.30,   8.03,  99.90,   7.63,  -0.10,
02/15 14Z,  -0.30,   8.75,  99.90,   8.35,  -0.10,  (max)
02/15 15Z,  -0.30,   8.68,  99.90,   8.29,  -0.10,
02/15 16Z,  -0.30,   7.88,  99.90,   7.48,  -0.10,
02/15 17Z,  -0.30,   6.56,  99.90,   6.16,  -0.10,
02/15 18Z,  -0.30,   5.14,  99.90,   4.74,  -0.10,
02/15 19Z,  -0.30,   4.10,  99.90,   3.70,  -0.10,
02/15 20Z,  -0.30,   3.71,  99.90,   3.31,  -0.10,  (min)
02/15 21Z,  -0.30,   3.90,  99.90,   3.51,  -0.10,
02/15 22Z,  -0.30,   4.45,  99.90,   4.05,  -0.10,
02/15 23Z,  -0.30,   5.16,  99.90,   4.77,  -0.10,
02/16 00Z,  -0.30,   5.94,  99.90,   5.55,  -0.10,