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
#Seattle, WA : 02/19/2025 06:23:03 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/17 12Z,   0.60,  -4.51,  -4.43,  99.90,  -0.52,
02/17 13Z,   0.60,  -2.63,  -2.42,  99.90,  -0.39,
02/17 14Z,   0.50,  -0.98,  -0.60,  99.90,  -0.12,
02/17 15Z,   0.50,   0.04,   0.50,  99.90,  -0.04,
02/17 16Z,   0.50,   0.14,   0.56,  99.90,  -0.08,  (max)
02/17 17Z,   0.50,  -0.73,  -0.28,  99.90,  -0.05,
02/17 18Z,   0.50,  -2.34,  -1.68,  99.90,   0.16,
02/17 19Z,   0.50,  -4.40,  -3.73,  99.90,   0.17,
02/17 20Z,   0.50,  -6.50,  -5.96,  99.90,   0.04,
02/17 21Z,   0.50,  -8.15,  -7.66,  99.90,  -0.01,
02/17 22Z,   0.50,  -8.90,  -8.43,  99.90,  -0.03,  (min)
02/17 23Z,   0.40,  -8.61,  -8.18,  99.90,   0.03,
02/18 00Z,   0.50,  -7.49,  -7.22,  99.90,  -0.23,
02/18 01Z,   0.50,  -5.92,  -5.84,  99.90,  -0.42,
02/18 02Z,   0.40,  -4.30,  -4.26,  99.90,  -0.36,
02/18 03Z,   0.40,  -2.99,  -2.98,  99.90,  -0.39,
02/18 04Z,   0.40,  -2.32,  -2.34,  99.90,  -0.42,  (max)
02/18 05Z,   0.40,  -2.42,  -2.47,  99.90,  -0.45,
02/18 06Z,   0.40,  -3.12,  -3.13,  99.90,  -0.41,
02/18 07Z,   0.40,  -4.15,  -4.11,  99.90,  -0.36,
02/18 08Z,   0.40,  -5.24,  -5.31,  99.90,  -0.47,
02/18 09Z,   0.30,  -6.06,  -6.29,  99.90,  -0.53,
02/18 10Z,   0.30,  -6.28,  -6.59,  99.90,  -0.61,  (min)
02/18 11Z,   0.30,  -5.73,  -6.05,  99.90,  -0.62,
02/18 12Z,   0.20,  -4.56,  -4.92,  99.90,  -0.56,
02/18 13Z,   0.10,  -3.11,  -3.42,  99.90,  -0.41,
02/18 14Z,   0.10,  -1.68,  -1.85,  99.90,  -0.27,
02/18 15Z,   0.10,  -0.59,  -0.65,  99.90,  -0.16,
02/18 16Z,   0.10,  -0.14,  -0.16,  99.90,  -0.12,  (max)
02/18 17Z,   0.10,  -0.56,  -0.62,  99.90,  -0.16,
02/18 18Z,   0.00,  -1.81,  -1.69,  99.90,   0.12,
02/18 19Z,   0.00,  -3.64,  -3.46,  99.90,   0.18,
02/18 20Z,   0.00,  -5.73,  -5.68,  99.90,   0.05,
02/18 21Z,   0.00,  -7.67,  -7.68,  99.90,  -0.01,
02/18 22Z,   0.00,  -9.01,  -8.97,  99.90,   0.04,
02/18 23Z,   0.00,  -9.39,  -9.29,  99.90,   0.10,  (min)
02/19 00Z,   0.00,  -8.80,  -8.67,  99.90,   0.13,
02/19 01Z,   0.00,  -7.52,  -7.61,  99.90,  -0.09,
02/19 02Z,   0.00,  -5.93,  -6.08,  99.90,  -0.15,
02/19 03Z,   0.00,  -4.36,  -4.51,  99.90,  -0.15,
02/19 04Z,   0.00,  -3.14,  -3.31,  99.90,  -0.17,
02/19 05Z,   0.00,  -2.52,  -2.67,  99.90,  -0.15,
02/19 06Z,   0.00,  -2.55,  -2.66,  99.90,  -0.11,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/19 07Z,   0.00,  -3.04,  99.90,  -3.15,  -0.12,
02/19 08Z,   0.00,  -3.73,  99.90,  -3.85,  -0.13,
02/19 09Z,   0.00,  -4.41,  99.90,  -4.54,  -0.13,
02/19 10Z,   0.00,  -4.84,  99.90,  -4.98,  -0.14,  (min)
02/19 11Z,   0.00,  -4.80,  99.90,  -4.95,  -0.15,
02/19 12Z,   0.10,  -4.21,  99.90,  -4.27,  -0.16,
02/19 13Z,   0.10,  -3.26,  99.90,  -3.32,  -0.17,
02/19 14Z,   0.10,  -2.21,  99.90,  -2.29,  -0.18,
02/19 15Z,   0.10,  -1.29,  99.90,  -1.38,  -0.18,
02/19 16Z,   0.20,  -0.70,  99.90,  -0.70,  -0.19,  (max)
02/19 17Z,   0.20,  -0.71,  99.90,  -0.71,  -0.20,
02/19 18Z,   0.20,  -1.47,  99.90,  -1.48,  -0.21,
02/19 19Z,   0.20,  -2.91,  99.90,  -2.92,  -0.21,
02/19 20Z,   0.30,  -4.77,  99.90,  -4.68,  -0.21,
02/19 21Z,   0.30,  -6.75,  99.90,  -6.66,  -0.21,
02/19 22Z,   0.30,  -8.47,  99.90,  -8.38,  -0.21,
02/19 23Z,   0.40,  -9.53,  99.90,  -9.34,  -0.21,
02/20 00Z,   0.40,  -9.66,  99.90,  -9.47,  -0.21,  (min)
02/20 01Z,   0.50,  -8.91,  99.90,  -8.61,  -0.21,
02/20 02Z,   0.50,  -7.58,  99.90,  -7.29,  -0.21,
02/20 03Z,   0.60,  -6.02,  99.90,  -5.63,  -0.21,
02/20 04Z,   0.50,  -4.50,  99.90,  -4.21,  -0.21,
02/20 05Z,   0.50,  -3.31,  99.90,  -3.02,  -0.21,
02/20 06Z,   0.50,  -2.65,  99.90,  -2.36,  -0.21,
02/20 07Z,   0.40,  -2.51,  99.90,  -2.32,  -0.21,  (max)
02/20 08Z,   0.40,  -2.71,  99.90,  -2.52,  -0.21,
02/20 09Z,   0.30,  -3.06,  99.90,  -2.97,  -0.21,
02/20 10Z,   0.30,  -3.41,  99.90,  -3.32,  -0.21,
02/20 11Z,   0.30,  -3.62,  99.90,  -3.53,  -0.21,  (min)
02/20 12Z,   0.20,  -3.51,  99.90,  -3.52,  -0.21,
02/20 13Z,   0.20,  -3.08,  99.90,  -3.09,  -0.21,
02/20 14Z,   0.20,  -2.47,  99.90,  -2.48,  -0.21,
02/20 15Z,   0.10,  -1.86,  99.90,  -1.97,  -0.21,
02/20 16Z,   0.10,  -1.37,  99.90,  -1.47,  -0.21,
02/20 17Z,   0.10,  -1.14,  99.90,  -1.25,  -0.21,  (max)
02/20 18Z,   0.00,  -1.41,  99.90,  -1.62,  -0.21,
02/20 19Z,   0.00,  -2.33,  99.90,  -2.54,  -0.21,
02/20 20Z,   0.00,  -3.79,  99.90,  -4.00,  -0.21,
02/20 21Z,   0.00,  -5.58,  99.90,  -5.79,  -0.21,
02/20 22Z,   0.00,  -7.41,  99.90,  -7.62,  -0.21,
02/20 23Z,   0.00,  -8.96,  99.90,  -9.17,  -0.21,
02/21 00Z,   0.00,  -9.85,  99.90, -10.05,  -0.21,
02/21 01Z,   0.00,  -9.86,  99.90, -10.06,  -0.21,  (min)
02/21 02Z,  -0.10,  -9.07,  99.90,  -9.37,  -0.21,
02/21 03Z,  -0.10,  -7.76,  99.90,  -8.07,  -0.21,
02/21 04Z,  -0.10,  -6.22,  99.90,  -6.53,  -0.21,
02/21 05Z,  -0.10,  -4.69,  99.90,  -5.00,  -0.21,
02/21 06Z,  -0.10,  -3.44,  99.90,  -3.74,  -0.21,
02/21 07Z,  -0.10,  -2.64,  99.90,  -2.94,  -0.21,
02/21 08Z,   0.00,  -2.27,  99.90,  -2.48,  -0.21,
02/21 09Z,   0.00,  -2.18,  99.90,  -2.39,  -0.21,  (max)
02/21 10Z,   0.00,  -2.26,  99.90,  -2.47,  -0.21,
02/21 11Z,   0.00,  -2.44,  99.90,  -2.65,  -0.21,
02/21 12Z,   0.00,  -2.60,  99.90,  -2.81,  -0.21,
02/21 13Z,   0.00,  -2.62,  99.90,  -2.83,  -0.21,  (min)
02/21 14Z,   0.00,  -2.46,  99.90,  -2.67,  -0.21,
02/21 15Z,   0.00,  -2.20,  99.90,  -2.41,  -0.21,
02/21 16Z,   0.00,  -1.93,  99.90,  -2.14,  -0.21,
02/21 17Z,   0.00,  -1.70,  99.90,  -1.91,  -0.21,
02/21 18Z,   0.00,  -1.64,  99.90,  -1.85,  -0.21,  (max)
02/21 19Z,   0.00,  -2.01,  99.90,  -2.22,  -0.21,
02/21 20Z,   0.00,  -2.93,  99.90,  -3.14,  -0.21,
02/21 21Z,   0.00,  -4.34,  99.90,  -4.55,  -0.21,
02/21 22Z,   0.00,  -6.04,  99.90,  -6.24,  -0.21,
02/21 23Z,   0.00,  -7.79,  99.90,  -8.00,  -0.21,
02/22 00Z,   0.00,  -9.28,  99.90,  -9.49,  -0.21,
02/22 01Z,   0.00, -10.14,  99.90, -10.35,  -0.21,
02/22 02Z,   0.00, -10.15,  99.90, -10.36,  -0.21,  (min)
02/22 03Z,   0.00,  -9.38,  99.90,  -9.59,  -0.21,
02/22 04Z,   0.00,  -8.07,  99.90,  -8.28,  -0.21,
02/22 05Z,   0.10,  -6.48,  99.90,  -6.58,  -0.21,
02/22 06Z,   0.10,  -4.84,  99.90,  -4.94,  -0.21,
02/22 07Z,   0.10,  -3.43,  99.90,  -3.53,  -0.21,
02/22 08Z,   0.10,  -2.43,  99.90,  -2.54,  -0.21,
02/22 09Z,   0.10,  -1.83,  99.90,  -1.94,  -0.21,
02/22 10Z,   0.10,  -1.53,  99.90,  -1.64,  -0.21,
02/22 11Z,   0.10,  -1.49,  99.90,  -1.60,  -0.21,  (max)
02/22 12Z,   0.10,  -1.68,  99.90,  -1.79,  -0.21,
02/22 13Z,   0.10,  -1.98,  99.90,  -2.09,  -0.21,
02/22 14Z,   0.10,  -2.23,  99.90,  -2.34,  -0.21,
02/22 15Z,   0.10,  -2.34,  99.90,  -2.45,  -0.21,  (min)
02/22 16Z,   0.10,  -2.33,  99.90,  -2.44,  -0.21,
02/22 17Z,   0.10,  -2.22,  99.90,  -2.33,  -0.21,
02/22 18Z,   0.10,  -2.04,  99.90,  -2.15,  -0.21,
02/22 19Z,   0.10,  -1.98,  99.90,  -2.09,  -0.21,  (max)
02/22 20Z,   0.10,  -2.31,  99.90,  -2.42,  -0.21,
02/22 21Z,   0.10,  -3.19,  99.90,  -3.30,  -0.21,
02/22 22Z,   0.10,  -4.56,  99.90,  -4.66,  -0.21,
02/22 23Z,   0.10,  -6.25,  99.90,  -6.36,  -0.21,
02/23 00Z,   0.10,  -8.07,  99.90,  -8.17,  -0.21,