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
#Ketchikan, AK : 02/09/2025 18:21:41 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/08 00Z,  -0.30,   1.30,   0.77,  99.90,  -0.23,  (min)
02/08 01Z,  -0.30,   1.99,   1.38,  99.90,  -0.31,
02/08 02Z,  -0.40,   3.69,   3.04,  99.90,  -0.25,
02/08 03Z,  -0.40,   5.98,   5.26,  99.90,  -0.32,
02/08 04Z,  -0.50,   8.32,   7.53,  99.90,  -0.29,
02/08 05Z,  -0.50,  10.22,   9.35,  99.90,  -0.37,
02/08 06Z,  -0.30,  11.31,  10.33,  99.90,  -0.68,
02/08 07Z,  -0.30,  11.41,  10.39,  99.90,  -0.72,  (max)
02/08 08Z,  -0.40,  10.61,   9.57,  99.90,  -0.64,
02/08 09Z,  -0.40,   9.23,   8.25,  99.90,  -0.58,
02/08 10Z,  -0.50,   7.75,   6.85,  99.90,  -0.40,
02/08 11Z,  -0.50,   6.69,   5.91,  99.90,  -0.28,
02/08 12Z,  -0.30,   6.41,   5.70,  99.90,  -0.41,  (min)
02/08 13Z,  -0.30,   7.06,   6.27,  99.90,  -0.49,
02/08 14Z,  -0.40,   8.54,   7.55,  99.90,  -0.59,
02/08 15Z,  -0.50,  10.55,   9.45,  99.90,  -0.60,
02/08 16Z,  -0.50,  12.61,  11.42,  99.90,  -0.69,
02/08 17Z,  -0.60,  14.23,  13.07,  99.90,  -0.56,
02/08 18Z,  -0.50,  14.95,  13.81,  99.90,  -0.64,  (max)
02/08 19Z,  -0.50,  14.46,  13.38,  99.90,  -0.58,
02/08 20Z,  -0.60,  12.68,  11.61,  99.90,  -0.47,
02/08 21Z,  -0.60,   9.88,   8.73,  99.90,  -0.55,
02/08 22Z,  -0.60,   6.57,   5.49,  99.90,  -0.48,
02/08 23Z,  -0.60,   3.47,   2.45,  99.90,  -0.42,
02/09 00Z,  -0.50,   1.25,   0.29,  99.90,  -0.46,
02/09 01Z,  -0.60,   0.38,  -0.58,  99.90,  -0.36,  (min)
02/09 02Z,  -0.70,   0.99,   0.00,  99.90,  -0.29,
02/09 03Z,  -0.70,   2.86,   1.77,  99.90,  -0.39,
02/09 04Z,  -0.70,   5.52,   4.39,  99.90,  -0.43,
02/09 05Z,  -0.70,   8.37,   7.17,  99.90,  -0.50,
02/09 06Z,  -0.70,  10.77,   9.49,  99.90,  -0.58,
02/09 07Z,  -0.70,  12.23,  10.88,  99.90,  -0.65,
02/09 08Z,  -0.80,  12.50,  11.14,  99.90,  -0.56,  (max)
02/09 09Z,  -0.80,  11.60,  10.24,  99.90,  -0.56,
02/09 10Z,  -0.70,   9.88,   8.56,  99.90,  -0.62,
02/09 11Z,  -0.60,   7.91,   6.60,  99.90,  -0.71,
02/09 12Z,  -0.60,   6.33,   5.10,  99.90,  -0.63,
02/09 13Z,  -0.60,   5.66,   4.42,  99.90,  -0.64,  (min)
02/09 14Z,  -0.70,   6.15,   4.96,  99.90,  -0.49,
02/09 15Z,  -0.70,   7.72,   6.51,  99.90,  -0.51,
02/09 16Z,  -0.70,  10.02,   8.80,  99.90,  -0.52,
02/09 17Z,  -0.70,  12.50,  11.34,  99.90,  -0.46,
02/09 18Z,  -0.80,  14.54,  13.41,  99.90,  -0.33,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/09 19Z,  -0.80,  15.55,  99.90,  14.42,  -0.32,  (max)
02/09 20Z,  -0.80,  15.14,  99.90,  14.01,  -0.32,
02/09 21Z,  -0.80,  13.20,  99.90,  12.08,  -0.32,
02/09 22Z,  -0.70,  10.03,  99.90,   9.01,  -0.32,
02/09 23Z,  -0.70,   6.25,  99.90,   5.23,  -0.32,
02/10 00Z,  -0.70,   2.73,  99.90,   1.71,  -0.32,
02/10 01Z,  -0.70,   0.27,  99.90,  -0.75,  -0.32,
02/10 02Z,  -0.70,  -0.59,  99.90,  -1.60,  -0.31,  (min)
02/10 03Z,  -0.70,   0.29,  99.90,  -0.72,  -0.31,
02/10 04Z,  -0.80,   2.63,  99.90,   1.51,  -0.31,
02/10 05Z,  -0.90,   5.83,  99.90,   4.62,  -0.31,
02/10 06Z,  -0.90,   9.15,  99.90,   7.94,  -0.31,
02/10 07Z,  -1.00,  11.87,  99.90,  10.56,  -0.31,
02/10 08Z,  -1.00,  13.41,  99.90,  12.10,  -0.31,
02/10 09Z,  -1.00,  13.46,  99.90,  12.15,  -0.31,  (max)
02/10 10Z,  -0.90,  12.11,  99.90,  10.90,  -0.31,
02/10 11Z,  -0.90,   9.82,  99.90,   8.61,  -0.31,
02/10 12Z,  -0.90,   7.30,  99.90,   6.09,  -0.31,
02/10 13Z,  -0.90,   5.35,  99.90,   4.14,  -0.31,
02/10 14Z,  -0.90,   4.57,  99.90,   3.36,  -0.31,  (min)
02/10 15Z,  -0.90,   5.24,  99.90,   4.03,  -0.31,
02/10 16Z,  -1.00,   7.20,  99.90,   5.89,  -0.31,
02/10 17Z,  -1.00,   9.97,  99.90,   8.66,  -0.31,
02/10 18Z,  -1.00,  12.89,  99.90,  11.58,  -0.31,
02/10 19Z,  -1.10,  15.20,  99.90,  13.79,  -0.31,
02/10 20Z,  -1.10,  16.24,  99.90,  14.83,  -0.31,  (max)
02/10 21Z,  -1.10,  15.60,  99.90,  14.19,  -0.31,
02/10 22Z,  -1.10,  13.22,  99.90,  11.81,  -0.31,
02/10 23Z,  -1.00,   9.51,  99.90,   8.20,  -0.31,
02/11 00Z,  -1.00,   5.28,  99.90,   3.97,  -0.31,
02/11 01Z,  -0.90,   1.54,  99.90,   0.33,  -0.31,
02/11 02Z,  -0.90,  -0.82,  99.90,  -2.03,  -0.31,
02/11 03Z,  -0.90,  -1.28,  99.90,  -2.49,  -0.31,  (min)
02/11 04Z,  -0.90,   0.19,  99.90,  -1.02,  -0.31,
02/11 05Z,  -0.90,   3.17,  99.90,   1.96,  -0.31,
02/11 06Z,  -0.90,   6.90,  99.90,   5.69,  -0.31,
02/11 07Z,  -0.90,  10.53,  99.90,   9.33,  -0.31,
02/11 08Z,  -0.90,  13.26,  99.90,  12.05,  -0.31,
02/11 09Z,  -0.90,  14.49,  99.90,  13.28,  -0.31,  (max)
02/11 10Z,  -0.90,  13.98,  99.90,  12.77,  -0.31,
02/11 11Z,  -0.90,  11.94,  99.90,  10.73,  -0.31,
02/11 12Z,  -0.90,   9.01,  99.90,   7.80,  -0.31,
02/11 13Z,  -0.90,   6.08,  99.90,   4.87,  -0.31,
02/11 14Z,  -0.80,   4.04,  99.90,   2.93,  -0.31,
02/11 15Z,  -0.80,   3.51,  99.90,   2.41,  -0.31,  (min)
02/11 16Z,  -0.80,   4.66,  99.90,   3.55,  -0.31,
02/11 17Z,  -0.80,   7.18,  99.90,   6.08,  -0.31,
02/11 18Z,  -0.80,  10.45,  99.90,   9.34,  -0.31,
02/11 19Z,  -0.80,  13.66,  99.90,  12.55,  -0.31,
02/11 20Z,  -0.80,  15.97,  99.90,  14.86,  -0.31,
02/11 21Z,  -0.80,  16.72,  99.90,  15.61,  -0.31,  (max)
02/11 22Z,  -0.80,  15.54,  99.90,  14.43,  -0.31,
02/11 23Z,  -0.70,  12.53,  99.90,  11.52,  -0.31,
02/12 00Z,  -0.60,   8.29,  99.90,   7.38,  -0.31,
02/12 01Z,  -0.50,   3.81,  99.90,   3.00,  -0.31,
02/12 02Z,  -0.50,   0.20,  99.90,  -0.61,  -0.31,
02/12 03Z,  -0.60,  -1.66,  99.90,  -2.57,  -0.31,  (min)
02/12 04Z,  -0.60,  -1.38,  99.90,  -2.29,  -0.31,
02/12 05Z,  -0.70,   0.88,  99.90,  -0.13,  -0.31,
02/12 06Z,  -0.70,   4.51,  99.90,   3.50,  -0.31,
02/12 07Z,  -0.70,   8.60,  99.90,   7.59,  -0.31,
02/12 08Z,  -0.70,  12.24,  99.90,  11.23,  -0.31,
02/12 09Z,  -0.60,  14.60,  99.90,  13.69,  -0.31,
02/12 10Z,  -0.50,  15.16,  99.90,  14.35,  -0.31,  (max)
02/12 11Z,  -0.50,  13.84,  99.90,  13.03,  -0.31,
02/12 12Z,  -0.40,  11.04,  99.90,  10.33,  -0.31,
02/12 13Z,  -0.40,   7.60,  99.90,   6.89,  -0.31,
02/12 14Z,  -0.40,   4.54,  99.90,   3.84,  -0.31,
02/12 15Z,  -0.40,   2.79,  99.90,   2.08,  -0.31,
02/12 16Z,  -0.50,   2.82,  99.90,   2.01,  -0.31,  (min)
02/12 17Z,  -0.50,   4.63,  99.90,   3.82,  -0.31,
02/12 18Z,  -0.60,   7.74,  99.90,   6.83,  -0.31,
02/12 19Z,  -0.60,  11.35,  99.90,  10.44,  -0.31,
02/12 20Z,  -0.50,  14.56,  99.90,  13.76,  -0.31,
02/12 21Z,  -0.40,  16.55,  99.90,  15.84,  -0.31,
02/12 22Z,  -0.30,  16.70,  99.90,  16.09,  -0.31,  (max)
02/12 23Z,  -0.20,  14.79,  99.90,  14.28,  -0.31,
02/13 00Z,  -0.10,  11.13,  99.90,  10.72,  -0.31,
02/13 01Z,   0.00,   6.54,  99.90,   6.23,  -0.31,
02/13 02Z,   0.00,   2.16,  99.90,   1.85,  -0.31,
02/13 03Z,   0.00,  -0.90,  99.90,  -1.21,  -0.31,
02/13 04Z,   0.00,  -1.90,  99.90,  -2.21,  -0.31,  (min)
02/13 05Z,  -0.10,  -0.67,  99.90,  -1.08,  -0.31,
02/13 06Z,  -0.10,   2.39,  99.90,   1.98,  -0.31,
02/13 07Z,  -0.10,   6.49,  99.90,   6.08,  -0.31,
02/13 08Z,  -0.10,  10.65,  99.90,  10.24,  -0.31,
02/13 09Z,  -0.10,  13.92,  99.90,  13.51,  -0.31,
02/13 10Z,   0.00,  15.55,  99.90,  15.25,  -0.31,  (max)
02/13 11Z,   0.00,  15.19,  99.90,  14.88,  -0.31,
02/13 12Z,   0.00,  12.96,  99.90,  12.66,  -0.31,