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
#Seldovia, AK : 03/27/2025 04:23:10 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/25 12Z,   0.00,   9.41,   9.74,  99.90,   0.33,
03/25 13Z,  -0.10,   7.50,   8.02,  99.90,   0.62,
03/25 14Z,  -0.20,   6.52,   6.96,  99.90,   0.64,  (min)
03/25 15Z,  -0.30,   6.76,   7.01,  99.90,   0.55,
03/25 16Z,  -0.30,   8.03,   8.20,  99.90,   0.47,
03/25 17Z,  -0.30,  10.06,  10.10,  99.90,   0.34,
03/25 18Z,  -0.20,  12.38,  12.13,  99.90,  -0.05,
03/25 19Z,  -0.20,  14.29,  13.92,  99.90,  -0.17,
03/25 20Z,  -0.30,  15.17,  14.83,  99.90,  -0.04,  (max)
03/25 21Z,  -0.30,  14.73,  14.38,  99.90,  -0.05,
03/25 22Z,  -0.30,  13.03,  12.62,  99.90,  -0.11,
03/25 23Z,  -0.20,  10.33,  10.01,  99.90,  -0.12,
03/26 00Z,  -0.10,   7.08,   6.96,  99.90,  -0.02,
03/26 01Z,  -0.10,   3.92,   3.85,  99.90,   0.03,
03/26 02Z,  -0.10,   1.70,   1.80,  99.90,   0.20,
03/26 03Z,  -0.20,   1.04,   1.23,  99.90,   0.39,  (min)
03/26 04Z,  -0.20,   2.00,   2.16,  99.90,   0.36,
03/26 05Z,  -0.30,   4.34,   4.39,  99.90,   0.35,
03/26 06Z,  -0.20,   7.68,   7.52,  99.90,   0.04,
03/26 07Z,  -0.30,  11.25,  10.96,  99.90,   0.01,
03/26 08Z,  -0.30,  14.14,  13.75,  99.90,  -0.09,
03/26 09Z,  -0.30,  15.67,  15.23,  99.90,  -0.14,
03/26 10Z,  -0.30,  15.56,  15.25,  99.90,  -0.01,  (max)
03/26 11Z,  -0.30,  13.89,  13.73,  99.90,   0.14,
03/26 12Z,  -0.20,  11.09,  11.02,  99.90,   0.13,
03/26 13Z,  -0.30,   7.85,   7.93,  99.90,   0.38,
03/26 14Z,  -0.50,   5.17,   5.26,  99.90,   0.59,
03/26 15Z,  -0.60,   3.99,   3.84,  99.90,   0.45,  (min)
03/26 16Z,  -0.70,   4.61,   4.38,  99.90,   0.47,
03/26 17Z,  -0.70,   6.74,   6.59,  99.90,   0.55,
03/26 18Z,  -0.50,   9.87,   9.59,  99.90,   0.22,
03/26 19Z,  -0.50,  13.24,  12.75,  99.90,   0.01,
03/26 20Z,  -0.60,  15.87,  15.35,  99.90,   0.08,
03/26 21Z,  -0.60,  17.01,  16.55,  99.90,   0.14,  (max)
03/26 22Z,  -0.70,  16.33,  15.91,  99.90,   0.28,
03/26 23Z,  -0.70,  13.93,  13.40,  99.90,   0.17,
03/27 00Z,  -0.70,  10.25,   9.77,  99.90,   0.22,
03/27 01Z,  -0.60,   5.98,   5.63,  99.90,   0.25,
03/27 02Z,  -0.60,   2.11,   1.80,  99.90,   0.29,
03/27 03Z,  -0.50,  -0.23,  -0.60,  99.90,   0.13,
03/27 04Z,  -0.60,  -0.40,  -0.63,  99.90,   0.37,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/27 05Z,  -0.60,   1.53,  99.90,   1.28,   0.35,
03/27 06Z,  -0.60,   5.07,  99.90,   4.80,   0.33,
03/27 07Z,  -0.60,   9.50,  99.90,   9.21,   0.31,
03/27 08Z,  -0.60,  13.73,  99.90,  13.43,   0.29,
03/27 09Z,  -0.50,  16.71,  99.90,  16.48,   0.27,
03/27 10Z,  -0.50,  17.75,  99.90,  17.50,   0.25,  (max)
03/27 11Z,  -0.50,  16.66,  99.90,  16.39,   0.23,
03/27 12Z,  -0.40,  13.71,  99.90,  13.52,   0.21,
03/27 13Z,  -0.30,   9.59,  99.90,   9.48,   0.19,
03/27 14Z,  -0.10,   5.33,  99.90,   5.40,   0.17,
03/27 15Z,   0.00,   2.24,  99.90,   2.39,   0.15,
03/27 16Z,   0.00,   1.33,  99.90,   1.46,   0.13,  (min)
03/27 17Z,  -0.10,   2.79,  99.90,   2.82,   0.13,
03/27 18Z,  -0.10,   6.09,  99.90,   6.12,   0.13,
03/27 19Z,  -0.20,  10.42,  99.90,  10.35,   0.13,
03/27 20Z,  -0.20,  14.69,  99.90,  14.62,   0.13,
03/27 21Z,   0.00,  17.74,  99.90,  17.87,   0.13,
03/27 22Z,   0.00,  18.76,  99.90,  18.89,   0.13,  (max)
03/27 23Z,   0.20,  17.48,  99.90,  17.81,   0.13,
03/28 00Z,   0.30,  14.14,  99.90,  14.57,   0.13,
03/28 01Z,   0.30,   9.42,  99.90,   9.85,   0.13,
03/28 02Z,   0.20,   4.31,  99.90,   4.64,   0.13,
03/28 03Z,   0.20,   0.15,  99.90,   0.48,   0.13,
03/28 04Z,   0.10,  -1.80,  99.90,  -1.57,   0.13,  (min)
03/28 05Z,   0.10,  -1.01,  99.90,  -0.78,   0.13,
03/28 06Z,   0.00,   2.17,  99.90,   2.30,   0.13,
03/28 07Z,   0.00,   6.92,  99.90,   7.05,   0.13,
03/28 08Z,   0.00,  12.18,  99.90,  12.31,   0.13,
03/28 09Z,   0.00,  16.64,  99.90,  16.77,   0.13,
03/28 10Z,   0.00,  19.20,  99.90,  19.33,   0.13,
03/28 11Z,   0.00,  19.29,  99.90,  19.42,   0.13,  (max)
03/28 12Z,   0.00,  16.88,  99.90,  17.01,   0.13,
03/28 13Z,   0.00,  12.51,  99.90,  12.64,   0.13,
03/28 14Z,   0.00,   7.19,  99.90,   7.32,   0.13,
03/28 15Z,   0.00,   2.27,  99.90,   2.40,   0.13,
03/28 16Z,  -0.10,  -0.75,  99.90,  -0.72,   0.13,
03/28 17Z,  -0.10,  -0.90,  99.90,  -0.87,   0.13,  (min)
03/28 18Z,  -0.10,   1.69,  99.90,   1.72,   0.13,
03/28 19Z,  -0.10,   6.21,  99.90,   6.24,   0.13,
03/28 20Z,  -0.10,  11.55,  99.90,  11.58,   0.13,
03/28 21Z,  -0.10,  16.37,  99.90,  16.40,   0.13,
03/28 22Z,  -0.10,  19.44,  99.90,  19.47,   0.13,
03/28 23Z,  -0.10,  20.00,  99.90,  20.03,   0.13,  (max)
03/29 00Z,  -0.10,  17.90,  99.90,  17.93,   0.13,
03/29 01Z,  -0.10,  13.58,  99.90,  13.61,   0.13,
03/29 02Z,  -0.20,   8.00,  99.90,   7.93,   0.13,
03/29 03Z,  -0.30,   2.48,  99.90,   2.31,   0.13,
03/29 04Z,  -0.30,  -1.44,  99.90,  -1.61,   0.13,
03/29 05Z,  -0.20,  -2.51,  99.90,  -2.58,   0.13,  (min)
03/29 06Z,  -0.10,  -0.47,  99.90,  -0.44,   0.13,
03/29 07Z,   0.00,   3.95,  99.90,   4.08,   0.13,
03/29 08Z,   0.00,   9.62,  99.90,   9.75,   0.13,
03/29 09Z,   0.10,  15.22,  99.90,  15.45,   0.13,
03/29 10Z,   0.20,  19.37,  99.90,  19.70,   0.13,
03/29 11Z,   0.20,  21.06,  99.90,  21.39,   0.13,  (max)
03/29 12Z,   0.10,  19.88,  99.90,  20.11,   0.13,
03/29 13Z,   0.00,  16.06,  99.90,  16.19,   0.13,
03/29 14Z,  -0.20,  10.43,  99.90,  10.36,   0.13,
03/29 15Z,  -0.30,   4.30,  99.90,   4.13,   0.13,
03/29 16Z,  -0.50,  -0.75,  99.90,  -1.12,   0.13,
03/29 17Z,  -0.50,  -3.17,  99.90,  -3.54,   0.13,  (min)
03/29 18Z,  -0.50,  -2.26,  99.90,  -2.63,   0.13,
03/29 19Z,  -0.30,   1.51,  99.90,   1.34,   0.13,
03/29 20Z,  -0.10,   7.02,  99.90,   7.05,   0.13,
03/29 21Z,   0.00,  12.95,  99.90,  13.08,   0.13,
03/29 22Z,   0.10,  17.87,  99.90,  18.10,   0.13,
03/29 23Z,   0.10,  20.57,  99.90,  20.80,   0.13,  (max)
03/30 00Z,   0.00,  20.42,  99.90,  20.55,   0.13,
03/30 01Z,   0.00,  17.45,  99.90,  17.58,   0.13,
03/30 02Z,   0.00,  12.36,  99.90,  12.49,   0.13,
03/30 03Z,   0.00,   6.35,  99.90,   6.48,   0.13,
03/30 04Z,  -0.10,   0.96,  99.90,   0.99,   0.13,
03/30 05Z,   0.00,  -2.19,  99.90,  -2.06,   0.13,  (min)
03/30 06Z,   0.00,  -2.06,  99.90,  -1.93,   0.13,
03/30 07Z,   0.00,   1.21,  99.90,   1.34,   0.13,
03/30 08Z,   0.10,   6.56,  99.90,   6.79,   0.13,
03/30 09Z,   0.20,  12.63,  99.90,  12.96,   0.13,
03/30 10Z,   0.20,  18.01,  99.90,  18.34,   0.13,
03/30 11Z,   0.10,  21.37,  99.90,  21.60,   0.13,
03/30 12Z,   0.00,  21.88,  99.90,  22.01,   0.13,  (max)
03/30 13Z,   0.00,  19.37,  99.90,  19.50,   0.13,
03/30 14Z,   0.00,  14.33,  99.90,  14.46,   0.13,
03/30 15Z,  -0.10,   7.87,  99.90,   7.90,   0.13,
03/30 16Z,  -0.30,   1.51,  99.90,   1.34,   0.13,
03/30 17Z,  -0.40,  -3.08,  99.90,  -3.35,   0.13,
03/30 18Z,  -0.40,  -4.53,  99.90,  -4.81,   0.13,
03/30 19Z,  99.90,  -2.51,  99.90,  99.90,   0.13,
03/30 20Z,  99.90,   2.18,  99.90,  99.90,   0.13,
03/30 21Z,  99.90,   8.23,  99.90,  99.90,   0.13,
03/30 22Z,  99.90,  14.23,  99.90,  99.90,   0.13,
03/30 23Z,  99.90,  18.79,  99.90,  99.90,   0.13,
03/31 00Z,  99.90,  20.83,  99.90,  99.90,   0.13,