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
#Anchorage, AK : 07/14/2025 10:20:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/12 18Z,   0.20,  25.42,  26.95,  99.90,   1.33,  (max)
07/12 19Z,   0.20,  21.35,  22.08,  99.90,   0.53,
07/12 20Z,   0.10,  16.22,  16.54,  99.90,   0.22,
07/12 21Z,   0.10,  10.60,  11.24,  99.90,   0.54,
07/12 22Z,   0.10,   5.21,   6.34,  99.90,   1.03,
07/12 23Z,   0.00,   0.69,   1.75,  99.90,   1.06,
07/13 00Z,   0.10,  -0.90,  -1.68,  99.90,  -0.88,  (min)
07/13 01Z,   0.00,   3.01,   3.47,  99.90,   0.46,
07/13 02Z,   0.00,  11.00,  12.07,  99.90,   1.07,
07/13 03Z,   0.00,  18.70,  18.82,  99.90,   0.12,
07/13 04Z,   0.00,  24.09,  24.06,  99.90,  -0.03,
07/13 05Z,   0.10,  27.32,  27.68,  99.90,   0.26,
07/13 06Z,   0.00,  28.07,  29.15,  99.90,   1.08,  (max)
07/13 07Z,   0.10,  26.38,  26.70,  99.90,   0.22,
07/13 08Z,   0.10,  22.82,  22.18,  99.90,  -0.74,
07/13 09Z,   0.10,  17.97,  16.92,  99.90,  -1.15,
07/13 10Z,   0.10,  12.79,  11.96,  99.90,  -0.93,
07/13 11Z,   0.10,   8.20,   7.52,  99.90,  -0.78,
07/13 12Z,   0.10,   5.63,   4.58,  99.90,  -1.15,  (min)
07/13 13Z,   0.10,   7.69,   9.32,  99.90,   1.53,
07/13 14Z,   0.10,  14.59,  16.34,  99.90,   1.65,
07/13 15Z,   0.10,  22.10,  22.10,  99.90,  -0.10,
07/13 16Z,   0.10,  26.74,  26.58,  99.90,  -0.26,
07/13 17Z,   0.10,  28.43,  29.34,  99.90,   0.81,  (max)
07/13 18Z,   0.10,  27.63,  28.77,  99.90,   1.04,
07/13 19Z,   0.10,  24.49,  25.05,  99.90,   0.46,
07/13 20Z,   0.00,  19.74,  19.87,  99.90,   0.13,
07/13 21Z,   0.00,  14.01,  14.35,  99.90,   0.34,
07/13 22Z,   0.00,   8.07,   9.16,  99.90,   1.09,
07/13 23Z,   0.00,   2.93,   4.38,  99.90,   1.45,
07/14 00Z,   0.00,  -0.49,   0.06,  99.90,   0.55,
07/14 01Z,   0.00,  -0.02,  -1.69,  99.90,  -1.67,  (min)
07/14 02Z,   0.00,   6.02,   7.13,  99.90,   1.11,
07/14 03Z,   0.00,  14.92,  14.99,  99.90,   0.07,
07/14 04Z,   0.00,  22.16,  21.28,  99.90,  -0.88,
07/14 05Z,   0.00,  26.46,  25.77,  99.90,  -0.69,
07/14 06Z,   0.00,  28.38,  28.72,  99.90,   0.34,  (max)
07/14 07Z,   0.00,  27.84,  28.56,  99.90,   0.72,
07/14 08Z,   0.00,  25.07,  25.07,  99.90,  -0.00,
07/14 09Z,   0.00,  20.64,  19.94,  99.90,  -0.70,
07/14 10Z,   0.00,  15.20,  14.77,  99.90,  -0.43,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/14 11Z,   0.00,   9.97,  99.90,   9.60,  -0.37,
07/14 12Z,   0.00,   6.02,  99.90,   5.71,  -0.31,
07/14 13Z,   0.10,   4.88,  99.90,   4.73,  -0.25,  (min)
07/14 14Z,   0.10,   8.78,  99.90,   8.69,  -0.19,
07/14 15Z,   0.10,  16.73,  99.90,  16.69,  -0.14,
07/14 16Z,   0.10,  24.03,  99.90,  24.05,  -0.08,
07/14 17Z,   0.10,  27.85,  99.90,  27.93,  -0.02,
07/14 18Z,   0.10,  28.72,  99.90,  28.85,   0.04,  (max)
07/14 19Z,   0.00,  27.12,  99.90,  27.21,   0.09,
07/14 20Z,   0.00,  23.28,  99.90,  23.43,   0.15,
07/14 21Z,   0.00,  17.89,  99.90,  18.10,   0.21,
07/14 22Z,   0.00,  11.67,  99.90,  11.94,   0.27,
07/14 23Z,   0.00,   5.75,  99.90,   6.02,   0.27,
07/15 00Z,  -0.10,   1.34,  99.90,   1.51,   0.27,
07/15 01Z,  -0.10,  -0.57,  99.90,  -0.41,   0.27,  (min)
07/15 02Z,  -0.10,   1.97,  99.90,   2.14,   0.27,
07/15 03Z,  -0.20,   9.64,  99.90,   9.71,   0.27,
07/15 04Z,  -0.20,  18.72,  99.90,  18.79,   0.27,
07/15 05Z,  -0.20,  25.05,  99.90,  25.12,   0.27,
07/15 06Z,  -0.20,  28.17,  99.90,  28.24,   0.27,
07/15 07Z,  -0.20,  28.87,  99.90,  28.94,   0.27,  (max)
07/15 08Z,  -0.20,  27.16,  99.90,  27.23,   0.27,
07/15 09Z,  -0.20,  23.38,  99.90,  23.45,   0.27,
07/15 10Z,  -0.20,  18.15,  99.90,  18.21,   0.27,
07/15 11Z,  -0.20,  12.39,  99.90,  12.46,   0.27,
07/15 12Z,  -0.20,   7.51,  99.90,   7.58,   0.27,
07/15 13Z,  -0.20,   4.50,  99.90,   4.57,   0.27,  (min)
07/15 14Z,  -0.30,   4.81,  99.90,   4.78,   0.27,
07/15 15Z,  -0.30,  10.08,  99.90,  10.05,   0.27,
07/15 16Z,  -0.30,  18.39,  99.90,  18.35,   0.27,
07/15 17Z,  -0.30,  25.01,  99.90,  24.98,   0.27,
07/15 18Z,  -0.40,  28.03,  99.90,  27.90,   0.27,
07/15 19Z,  -0.40,  28.32,  99.90,  28.19,   0.27,  (max)
07/15 20Z,  -0.50,  26.21,  99.90,  25.98,   0.27,
07/15 21Z,  -0.50,  21.87,  99.90,  21.64,   0.27,
07/15 22Z,  -0.60,  16.05,  99.90,  15.72,   0.27,
07/15 23Z,  -0.60,   9.69,  99.90,   9.36,   0.27,
07/16 00Z,  -0.60,   4.26,  99.90,   3.93,   0.27,
07/16 01Z,  -0.60,   0.95,  99.90,   0.62,   0.27,
07/16 02Z,  -0.60,   0.59,  99.90,   0.25,   0.27,  (min)
07/16 03Z,  -0.60,   4.78,  99.90,   4.45,   0.27,
07/16 04Z,  -0.60,  13.28,  99.90,  12.94,   0.27,
07/16 05Z,  -0.70,  21.85,  99.90,  21.41,   0.27,
07/16 06Z,  -0.70,  27.03,  99.90,  26.60,   0.27,
07/16 07Z,  -0.70,  29.09,  99.90,  28.66,   0.27,  (max)
07/16 08Z,  -0.70,  28.80,  99.90,  28.36,   0.27,
07/16 09Z,  -0.80,  26.12,  99.90,  25.58,   0.27,
07/16 10Z,  -0.80,  21.51,  99.90,  20.98,   0.27,
07/16 11Z,  -0.80,  15.78,  99.90,  15.24,   0.27,
07/16 12Z,  -0.80,  10.11,  99.90,   9.58,   0.27,
07/16 13Z,  -0.80,   5.88,  99.90,   5.35,   0.27,
07/16 14Z,  -0.80,   3.79,  99.90,   3.26,   0.27,  (min)
07/16 15Z,  -0.80,   5.12,  99.90,   4.59,   0.27,
07/16 16Z,  -0.80,  11.05,  99.90,  10.51,   0.27,
07/16 17Z,  -0.80,  19.03,  99.90,  18.50,   0.27,
07/16 18Z,  -0.90,  24.79,  99.90,  24.16,   0.27,
07/16 19Z,  -0.90,  27.27,  99.90,  26.63,   0.27,
07/16 20Z,  -0.90,  27.36,  99.90,  26.73,   0.27,  (max)
07/16 21Z,  -0.90,  25.09,  99.90,  24.45,   0.27,
07/16 22Z,  -1.00,  20.57,  99.90,  19.84,   0.27,
07/16 23Z,  -1.00,  14.68,  99.90,  13.95,   0.27,
07/17 00Z,  -1.10,   8.65,  99.90,   7.82,   0.27,
07/17 01Z,  -1.10,   4.09,  99.90,   3.26,   0.27,
07/17 02Z,  -1.10,   1.91,  99.90,   1.07,   0.27,  (min)
07/17 03Z,  -1.10,   2.69,  99.90,   1.85,   0.27,
07/17 04Z,  -1.10,   7.78,  99.90,   6.94,   0.27,
07/17 05Z,  -1.10,  16.26,  99.90,  15.43,   0.27,
07/17 06Z,  -1.10,  23.86,  99.90,  23.02,   0.27,
07/17 07Z,  -1.10,  27.96,  99.90,  27.13,   0.27,
07/17 08Z,  -1.00,  29.27,  99.90,  28.53,   0.27,  (max)
07/17 09Z,  -1.00,  28.29,  99.90,  27.55,   0.27,
07/17 10Z,  -1.00,  24.94,  99.90,  24.21,   0.27,
07/17 11Z,  -1.00,  19.86,  99.90,  19.13,   0.27,
07/17 12Z,  -0.90,  14.03,  99.90,  13.40,   0.27,
07/17 13Z,  -0.80,   8.78,  99.90,   8.25,   0.27,
07/17 14Z,  -0.70,   5.21,  99.90,   4.77,   0.27,
07/17 15Z,  -0.60,   3.63,  99.90,   3.30,   0.27,  (min)
07/17 16Z,  -0.50,   5.32,  99.90,   5.08,   0.27,
07/17 17Z,  -0.50,  11.17,  99.90,  10.94,   0.27,
07/17 18Z,  -0.50,  18.43,  99.90,  18.20,   0.27,
07/17 19Z,  -0.50,  23.45,  99.90,  23.22,   0.27,
07/17 20Z,  -0.50,  25.82,  99.90,  25.59,   0.27,
07/17 21Z,  -0.60,  26.16,  99.90,  25.83,   0.27,  (max)
07/17 22Z,  -0.60,  24.10,  99.90,  23.77,   0.27,
07/17 23Z,  -0.60,  19.79,  99.90,  19.46,   0.27,
07/18 00Z,  -0.60,  14.25,  99.90,  13.92,   0.27,
07/18 01Z,  99.90,   8.91,  99.90,  99.90,   0.27,
07/18 02Z,  99.90,   5.28,  99.90,  99.90,   0.27,
07/18 03Z,  99.90,   3.84,  99.90,  99.90,   0.27,
07/18 04Z,  99.90,   5.06,  99.90,  99.90,   0.27,
07/18 05Z,  99.90,  10.25,  99.90,  99.90,   0.27,
07/18 06Z,  99.90,  18.12,  99.90,  99.90,   0.27,